structure/system overhaul - partially working

source/ngc/audio.cpp

@@ -16,6 +16,8 @@ static int tail = 0;
 static u8 mixerdata[MIXBUFFSIZE];
 #define MIXERMASK ((MIXBUFFSIZE >> 2) - 1)
 
+static u8 soundbuffer[3200] ATTRIBUTE_ALIGN(32);
+
 /****************************************************************************
 * MIXER_AddSamples
 *
@@ -71,3 +73,29 @@ int MIXER_GetSamples( u8 *dstbuffer, int maxlen )
   return 3200;
 }
 
+static void AudioPlayer()
+{
+  AUDIO_StopDMA();
+  MIXER_GetSamples(soundbuffer, 3200);
+  DCFlushRange(soundbuffer,3200);
+  AUDIO_InitDMA((u32)soundbuffer,3200);
+  AUDIO_StartDMA();
+}
+
+void InitialiseSound()
+{
+	AUDIO_Init(NULL); // Start audio subsystem
+	AUDIO_SetDSPSampleRate(AI_SAMPLERATE_48KHZ);
+	AUDIO_RegisterDMACallback(AudioPlayer);
+	memset(soundbuffer, 0, 3200);
+}
+
+void StopAudio()
+{
+	AUDIO_StopDMA();
+}
+
+void StartAudio()
+{
+	AUDIO_StartDMA();
+}

source/ngc/audio.h

@@ -8,6 +8,8 @@
 
 void MIXER_AddSamples( u8 *sampledata, int len );
 int MIXER_GetSamples( u8 *dstbuffer, int maxlen );
+void StopAudio();
+void StartAudio();
+void InitialiseSound();
 
 #endif
-

source/ngc/button_mapping.c

@@ -0,0 +1,117 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * michniewski August 2008
+ *
+ * button_mapping.c
+ *
+ * Controller button mapping
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ogcsys.h>
+#include <unistd.h>
+#include <wiiuse/wpad.h>
+
+#include "button_mapping.h"
+
+/****************************************************************************
+ * Controller Button Descriptions:
+ * used for identifying which buttons have been pressed when configuring
+ * and for displaying the name of said button
+ ***************************************************************************/
+
+CtrlrMap ctrlr_def[4] = {
+// Nunchuk btn def
+{
+	CTRLR_NUNCHUK,
+	13,
+	{
+		{WPAD_BUTTON_DOWN, "DOWN"},
+		{WPAD_BUTTON_UP, "UP"},
+		{WPAD_BUTTON_LEFT, "LEFT"},
+		{WPAD_BUTTON_RIGHT, "RIGHT"},
+		{WPAD_BUTTON_A, "A"},
+		{WPAD_BUTTON_B, "B"},
+		{WPAD_BUTTON_1, "1"},
+		{WPAD_BUTTON_2, "2"},
+		{WPAD_BUTTON_PLUS, "PLUS"},
+		{WPAD_BUTTON_MINUS, "MINUS"},
+		{WPAD_BUTTON_HOME, "HOME"},
+		{WPAD_NUNCHUK_BUTTON_Z, "Z"},
+		{WPAD_NUNCHUK_BUTTON_C, "C"},
+		{0, ""},
+		{0, ""}
+	}
+},
+// Classic btn def
+{
+	CTRLR_CLASSIC,
+	15,
+	{
+		{WPAD_CLASSIC_BUTTON_DOWN, "DOWN"},
+		{WPAD_CLASSIC_BUTTON_UP, "UP"},
+		{WPAD_CLASSIC_BUTTON_LEFT, "LEFT"},
+		{WPAD_CLASSIC_BUTTON_RIGHT, "RIGHT"},
+		{WPAD_CLASSIC_BUTTON_A, "A"},
+		{WPAD_CLASSIC_BUTTON_B, "B"},
+		{WPAD_CLASSIC_BUTTON_X, "X"},
+		{WPAD_CLASSIC_BUTTON_Y, "Y"},
+		{WPAD_CLASSIC_BUTTON_PLUS, "PLUS"},
+		{WPAD_CLASSIC_BUTTON_MINUS, "MINUS"},
+		{WPAD_CLASSIC_BUTTON_HOME, "HOME"},
+		{WPAD_CLASSIC_BUTTON_FULL_L, "L TRIG"},
+		{WPAD_CLASSIC_BUTTON_FULL_R, "R TRIG"},
+		{WPAD_CLASSIC_BUTTON_ZL, "ZL"},
+		{WPAD_CLASSIC_BUTTON_ZR, "ZR"}
+	}
+},
+// Gamecube controller btn def
+{
+	CTRLR_GCPAD,
+	13,
+	{
+		{PAD_BUTTON_DOWN, "DOWN"},
+		{PAD_BUTTON_UP, "UP"},
+		{PAD_BUTTON_LEFT, "LEFT"},
+		{PAD_BUTTON_RIGHT, "RIGHT"},
+		{PAD_BUTTON_A, "A"},
+		{PAD_BUTTON_B, "B"},
+		{PAD_BUTTON_X, "X"},
+		{PAD_BUTTON_Y, "Y"},
+		{PAD_BUTTON_MENU, "MENU"},
+		{PAD_BUTTON_START, "START"},
+		{PAD_TRIGGER_L, "L TRIG"},
+		{PAD_TRIGGER_R, "R TRIG"},
+		{PAD_TRIGGER_Z, "Z"},
+		{0, ""},
+		{0, ""}
+	}
+},
+// Wiimote btn def
+{
+	CTRLR_WIIMOTE,
+	11,
+	{
+		{WPAD_BUTTON_DOWN, "DOWN"},
+		{WPAD_BUTTON_UP, "UP"},
+		{WPAD_BUTTON_LEFT, "LEFT"},
+		{WPAD_BUTTON_RIGHT, "RIGHT"},
+		{WPAD_BUTTON_A, "A"},
+		{WPAD_BUTTON_B, "B"},
+		{WPAD_BUTTON_1, "1"},
+		{WPAD_BUTTON_2, "2"},
+		{WPAD_BUTTON_PLUS, "PLUS"},
+		{WPAD_BUTTON_MINUS, "MINUS"},
+		{WPAD_BUTTON_HOME, "HOME"},
+		{0, ""},
+		{0, ""},
+		{0, ""},
+		{0, ""}
+		}
+	}
+};
+

source/ngc/button_mapping.h

@@ -0,0 +1,38 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * michniewski August 2008
+ *
+ * button_mapping.h
+ *
+ * Controller button mapping
+ ***************************************************************************/
+
+#ifndef BTN_MAP_H
+#define BTN_MAP_H
+
+enum {
+	CTRLR_NONE = -1,
+	CTRLR_NUNCHUK,
+	CTRLR_CLASSIC,
+	CTRLR_GCPAD,
+	CTRLR_WIIMOTE,
+	CTRLR_SNES = 7	// give some other value for the snes padmap
+};
+
+typedef struct _btn_map {
+	u32 btn;					// button 'id'
+	char* name;					// button name
+} BtnMap;
+
+typedef struct _ctrlr_map {
+	u16 type;					// controller type
+	int num_btns;				// number of buttons on the controller
+	BtnMap map[15];		// controller button map
+} CtrlrMap;
+
+// externs:
+
+extern CtrlrMap ctrlr_def[4];
+
+#endif

source/ngc/dvd.cpp

@@ -0,0 +1,573 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * svpe & crunchy2 June 2007
+ * Tantric September 2008
+ *
+ * dvd.cpp
+ *
+ * DVD I/O functions
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <ogcsys.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#ifdef WII_DVD
+#ifdef __cplusplus
+extern "C" {
+#include <di/di.h>
+}
+#endif
+#endif
+
+#include "menudraw.h"
+#include "gcunzip.h"
+
+extern int offset;
+extern int selection;
+extern FILEENTRIES filelist[MAXFILES];
+extern int maxfiles;
+u64 dvddir = 0;
+u64 dvdrootdir = 0;
+int dvddirlength = 0;
+bool isWii = false;
+
+#ifdef HW_DOL
+/** DVD I/O Address base **/
+volatile unsigned long *dvd = (volatile unsigned long *) 0xCC006000;
+#endif
+
+ /** Due to lack of memory, we'll use this little 2k keyhole for all DVD operations **/
+unsigned char DVDreadbuffer[2048] ATTRIBUTE_ALIGN (32);
+unsigned char dvdbuffer[2048];
+
+
+/****************************************************************************
+ * dvd_read
+ *
+ * The only DVD function we need - you gotta luv gc-linux self-boots!
+ * returns: 1 - ok ; 0 - error
+ ***************************************************************************/
+int
+dvd_read (void *dst, unsigned int len, u64 offset)
+{
+
+	unsigned char *buffer = (unsigned char *) (unsigned int) DVDreadbuffer;
+
+	if (len > 2048)
+		return 0;				/*** We only allow 2k reads **/
+
+	DCInvalidateRange ((void *) buffer, len);
+
+	// don't read past the end of the DVD (1.5 GB for GC DVD, 4.7 GB for DVD)
+	if(offset < 0x57057C00 || (isWii && offset < 0x118244F00LL))
+	{
+
+	#ifdef HW_DOL
+
+		dvd[0] = 0x2E;
+		dvd[1] = 0;
+		dvd[2] = 0xA8000000;
+		dvd[3] = (u32)(offset >> 2);
+		dvd[4] = len;
+		dvd[5] = (u32) buffer;
+		dvd[6] = len;
+		dvd[7] = 3;			/*** Enable reading with DMA ***/
+		while (dvd[7] & 1);
+		memcpy (dst, buffer, len);
+
+		if (dvd[0] & 0x4)		/* Ensure it has completed */
+			return 0;
+
+		return 1;
+
+	#elif WII_DVD
+		int ret = 1;
+		ret = DI_ReadDVD(dst, len >> 11, (u32)(offset >> 11));
+		if (ret==0)
+			return 1;
+		else
+			return 0;
+	#endif
+	}
+
+	return 0;
+}
+
+/** Minimal ISO Directory Definition **/
+#define RECLEN 0		/* Record length */
+#define EXTENT 6		/* Extent */
+#define FILE_LENGTH 14		/* File length (BIG ENDIAN) */
+#define FILE_FLAGS 25		/* File flags */
+#define FILENAME_LENGTH 32	/* Filename length */
+#define FILENAME 33		/* ASCIIZ filename */
+
+/** Minimal Primary Volume Descriptor **/
+#define PVDROOT 0x9c
+static int IsJoliet = 0;
+
+/****************************************************************************
+ * Primary Volume Descriptor
+ *
+ * The PVD should reside between sector 16 and 31.
+ * This is for single session DVD only.
+ ***************************************************************************/
+int
+getpvd ()
+{
+	int sector = 16;
+	u32 rootdir32;
+
+	dvddir = dvddirlength = 0;
+	IsJoliet = -1;
+
+	/** Look for Joliet PVD first **/
+	while (sector < 32)
+	{
+		if (dvd_read (&dvdbuffer, 2048, (u64)(sector << 11)))
+		{
+			if (memcmp (&dvdbuffer, "\2CD001\1", 8) == 0)
+			{
+				memcpy(&rootdir32, &dvdbuffer[PVDROOT + EXTENT], 4);
+				dvddir = (u64)rootdir32;
+				dvddir <<= 11;
+				dvdrootdir = dvddir;
+				memcpy (&dvddirlength, &dvdbuffer[PVDROOT + FILE_LENGTH], 4);
+				IsJoliet = 1;
+				break;
+			}
+		}
+		else
+			return 0;			/*** Can't read sector! ***/
+		sector++;
+	}
+
+	if (IsJoliet > 0)		/*** Joliet PVD Found ? ***/
+		return 1;
+
+	sector = 16;
+
+	/*** Look for standard ISO9660 PVD ***/
+	while (sector < 32)
+	{
+		if (dvd_read (&dvdbuffer, 2048, sector << 11))
+		{
+			if (memcmp (&dvdbuffer, "\1CD001\1", 8) == 0)
+			{
+				memcpy (&rootdir32, &dvdbuffer[PVDROOT + EXTENT], 4);
+				dvddir = (u64)rootdir32;
+				dvddir <<= 11;
+				dvdrootdir = dvddir;
+				memcpy (&dvddirlength, &dvdbuffer[PVDROOT + FILE_LENGTH], 4);
+				IsJoliet = 0;
+				break;
+			}
+		}
+		else
+			return 0;			/*** Can't read sector! ***/
+		sector++;
+	}
+	return (IsJoliet == 0);
+}
+
+/****************************************************************************
+ * TestDVD()
+ *
+ * Tests if a ISO9660 DVD is inserted and available
+ ***************************************************************************/
+bool TestDVD()
+{
+
+	if (!getpvd())
+	{
+		#ifdef HW_DOL
+		DVD_Mount();
+		#elif WII_DVD
+		DI_Mount();
+		while(DI_GetStatus() & DVD_INIT);
+		#endif
+		if (!getpvd())
+			return false;
+	}
+
+	return true;
+}
+
+/****************************************************************************
+ * getentry
+ *
+ * Support function to return the next file entry, if any
+ * Declared static to avoid accidental external entry.
+ ***************************************************************************/
+static int diroffset = 0;
+static int
+getentry (int entrycount)
+{
+	char fname[512];		/* Huge, but experience has determined this */
+	char *ptr;
+	char *filename;
+	char *filenamelength;
+	char *rr;
+	int j;
+	u32 offset32;
+
+	/* Basic checks */
+	if (entrycount >= MAXFILES)
+		return 0;
+
+	if (diroffset >= 2048)
+		return 0;
+
+	/** Decode this entry **/
+	if (dvdbuffer[diroffset])	/* Record length available */
+	{
+		/* Update offsets into sector buffer */
+		ptr = (char *) &dvdbuffer[0];
+		ptr += diroffset;
+		filename = ptr + FILENAME;
+		filenamelength = ptr + FILENAME_LENGTH;
+
+		/* Check for wrap round - illegal in ISO spec,
+		* but certain crap writers do it! */
+		if ((diroffset + dvdbuffer[diroffset]) > 2048)
+			return 0;
+
+		if (*filenamelength)
+		{
+			memset (&fname, 0, 512);
+
+			if (!IsJoliet)			/*** Do ISO 9660 first ***/
+				strcpy (fname, filename);
+			else
+			{			/*** The more tortuous unicode joliet entries ***/
+				for (j = 0; j < (*filenamelength >> 1); j++)
+				{
+					fname[j] = filename[j * 2 + 1];
+				}
+
+				fname[j] = 0;
+
+				if (strlen (fname) >= MAXJOLIET)
+					fname[MAXJOLIET - 1] = 0;
+
+				if (strlen (fname) == 0)
+					fname[0] = filename[0];
+			}
+
+			if (strlen (fname) == 0) // root entry
+			{
+				fname[0] = 0; // we'll skip it by setting the filename to 0 length
+			}
+			else
+			{
+				if (fname[0] == 1)
+				{
+					if(dvddir == dvdrootdir) // at root already, don't show ..
+						fname[0] = 0;
+					else
+						strcpy (fname, "..");
+				}
+				else
+				{
+					/*
+					* Move *filenamelength to t,
+					* Only to stop gcc warning for noobs :)
+					*/
+					int t = *filenamelength;
+					fname[t] = 0;
+				}
+			}
+			/** Rockridge Check **/
+			rr = strstr (fname, ";");
+			if (rr != NULL)
+				*rr = 0;
+
+			strcpy (filelist[entrycount].filename, fname);
+			fname[MAXDISPLAY - 1] = 0;
+			strcpy (filelist[entrycount].displayname, fname);
+
+			memcpy (&offset32, &dvdbuffer[diroffset + EXTENT], 4);
+
+			filelist[entrycount].offset = (u64)offset32;
+			memcpy (&filelist[entrycount].length, &dvdbuffer[diroffset + FILE_LENGTH], 4);
+			memcpy (&filelist[entrycount].flags, &dvdbuffer[diroffset + FILE_FLAGS], 1);
+
+			filelist[entrycount].offset <<= 11;
+			filelist[entrycount].flags = filelist[entrycount].flags & 2;
+
+			/*** Prepare for next entry ***/
+
+			diroffset += dvdbuffer[diroffset];
+			return 1;
+		}
+	}
+	return 0;
+}
+
+/****************************************************************************
+ * parseDVDdirectory
+ *
+ * This function will parse the directory tree.
+ * It relies on dvddir and dvddirlength being pre-populated by a call to
+ * getpvd, a previous parse or a menu selection.
+ *
+ * The return value is number of files collected, or 0 on failure.
+ ***************************************************************************/
+int
+ParseDVDdirectory ()
+{
+	int pdlength;
+	u64 pdoffset;
+	u64 rdoffset;
+	int len = 0;
+	int filecount = 0;
+
+	// initialize selection
+	selection = offset = 0;
+
+	pdoffset = rdoffset = dvddir;
+	pdlength = dvddirlength;
+	filecount = 0;
+
+	// Clear any existing values
+	memset (&filelist, 0, sizeof (FILEENTRIES) * MAXFILES);
+
+	/*** Get as many files as possible ***/
+	while (len < pdlength)
+	{
+		if (dvd_read (&dvdbuffer, 2048, pdoffset) == 0)
+			return 0;
+
+		diroffset = 0;
+
+		while (getentry (filecount))
+		{
+			if(strlen(filelist[filecount].filename) > 0 && filecount < MAXFILES)
+				filecount++;
+		}
+
+		len += 2048;
+		pdoffset = rdoffset + len;
+	}
+
+	// Sort the file list
+	qsort(filelist, filecount, sizeof(FILEENTRIES), FileSortCallback);
+
+	return filecount;
+}
+
+/****************************************************************************
+ * DirectorySearch
+ *
+ * Searches for the directory name specified within the current directory
+ * Returns the index of the directory, or -1 if not found
+ ***************************************************************************/
+int DirectorySearch(char dir[512])
+{
+	for (int i = 0; i < maxfiles; i++ )
+		if (strcmp(filelist[i].filename, dir) == 0)
+			return i;
+	return -1;
+}
+
+/****************************************************************************
+ * SwitchDVDFolder
+ *
+ * Recursively searches for any directory path 'dir' specified
+ * Also loads the directory contents via ParseDVDdirectory()
+ * It relies on dvddir, dvddirlength, and filelist being pre-populated
+ ***************************************************************************/
+bool SwitchDVDFolder(char * dir, int maxDepth)
+{
+	if(maxDepth > 8) // only search to a max depth of 8 levels
+		return false;
+
+	bool lastdir = false;
+	char * nextdir = NULL;
+	unsigned int t = strcspn(dir, "/");
+
+	if(t != strlen(dir))
+		nextdir = dir + t + 1; // next directory path to find
+	else
+		lastdir = true;
+
+	dir[t] = 0;
+
+	int dirindex = DirectorySearch(dir);
+
+	if(dirindex >= 0)
+	{
+		dvddir = filelist[dirindex].offset;
+		dvddirlength = filelist[dirindex].length;
+		maxfiles = ParseDVDdirectory();
+
+		if(lastdir)
+			return true;
+		else
+			return SwitchDVDFolder(nextdir, maxDepth++);
+	}
+	return false;
+}
+
+bool SwitchDVDFolder(char origdir[])
+{
+	// make a copy of origdir so we don't mess with original
+	char dir[200];
+	strcpy(dir, origdir);
+
+	char * dirptr = dir;
+
+	// strip off leading/trailing slashes on the directory path
+	// we don't want to screw up our recursion!
+	if(dir[0] == '/')
+		dirptr = dirptr + 1;
+	if(dir[strlen(dir)-1] == '/')
+		dir[strlen(dir)-1] = 0;
+
+	return SwitchDVDFolder(dirptr, 0);
+}
+
+/****************************************************************************
+ * LoadDVDFile
+ * This function will load a file from DVD, in BIN, SMD or ZIP format.
+ * The values for offset and length are inherited from dvddir and
+ * dvddirlength.
+ *
+ * The buffer parameter should re-use the initial ROM buffer.
+ ***************************************************************************/
+
+int
+LoadDVDFile (unsigned char *buffer)
+{
+	int offset;
+	int blocks;
+	int i;
+	u64 discoffset;
+	char readbuffer[2048];
+
+	// How many 2k blocks to read
+	blocks = dvddirlength / 2048;
+	offset = 0;
+	discoffset = dvddir;
+	ShowAction ((char*) "Loading...");
+	dvd_read (readbuffer, 2048, discoffset);
+
+	if (!IsZipFile (readbuffer))
+	{
+		for (i = 0; i < blocks; i++)
+		{
+			dvd_read (readbuffer, 2048, discoffset);
+			memcpy (buffer + offset, readbuffer, 2048);
+			offset += 2048;
+			discoffset += 2048;
+		}
+
+		/*** And final cleanup ***/
+		if (dvddirlength % 2048)
+		{
+			i = dvddirlength % 2048;
+			dvd_read (readbuffer, 2048, discoffset);
+			memcpy (buffer + offset, readbuffer, i);
+		}
+	}
+	else
+	{
+		return UnZipFile (buffer, discoffset);	// unzip from dvd
+	}
+	return dvddirlength;
+}
+
+/****************************************************************************
+ * uselessinquiry
+ *
+ * As the name suggests, this function is quite useless.
+ * It's only purpose is to stop any pending DVD interrupts while we use the
+ * memcard interface.
+ *
+ * libOGC tends to foul up if you don't, and sometimes does if you do!
+ ***************************************************************************/
+#ifdef HW_DOL
+void uselessinquiry ()
+{
+	dvd[0] = 0;
+	dvd[1] = 0;
+	dvd[2] = 0x12000000;
+	dvd[3] = 0;
+	dvd[4] = 0x20;
+	dvd[5] = 0x80000000;
+	dvd[6] = 0x20;
+	dvd[7] = 1;
+
+	while (dvd[7] & 1);
+}
+
+/****************************************************************************
+ * dvd_motor_off( )
+ * Turns off DVD drive motor so it doesn't make noise (Gamecube only)
+ ***************************************************************************/
+void dvd_motor_off( )
+{
+	dvd[0] = 0x2e;
+	dvd[1] = 0;
+	dvd[2] = 0xe3000000;
+	dvd[3] = 0;
+	dvd[4] = 0;
+	dvd[5] = 0;
+	dvd[6] = 0;
+	dvd[7] = 1; // Do immediate
+	while (dvd[7] & 1);
+
+	/*** PSO Stops blackscreen at reload ***/
+	dvd[0] = 0x14;
+	dvd[1] = 0;
+}
+
+/****************************************************************************
+ * dvd_driveid
+ *
+ * Gets and returns the dvd driveid
+ ***************************************************************************/
+
+int dvd_driveid()
+{
+	static unsigned char *inquiry=(unsigned char *)0x80000004;
+
+    dvd[0] = 0x2e;
+    dvd[1] = 0;
+    dvd[2] = 0x12000000;
+    dvd[3] = 0;
+    dvd[4] = 0x20;
+    dvd[5] = 0x80000000;
+    dvd[6] = 0x20;
+    dvd[7] = 3;
+
+    while( dvd[7] & 1 )
+        ;
+    DCFlushRange((void *)0x80000000, 32);
+
+    return (int)inquiry[2];
+}
+
+#endif
+
+/****************************************************************************
+ * SetDVDDriveType()
+ *
+ * Sets the DVD drive ID for use to determine disc size (1.5 GB or 4.7 GB)
+ ***************************************************************************/
+void SetDVDDriveType()
+{
+	#ifdef HW_RVL
+	isWii = true;
+	#else
+	int drvid = dvd_driveid ();
+	if ( drvid == 4 || drvid == 6 || drvid == 8 )
+		isWii = false;
+	else
+		isWii = true;
+	#endif
+}

source/ngc/dvd.h

@@ -0,0 +1,24 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * svpe & crunchy2 June 2007
+ * Tantric September 2008
+ *
+ * dvd.h
+ *
+ * DVD I/O functions
+ ***************************************************************************/
+
+#ifndef _NGCDVD_
+#define _NGCDVD_
+
+int getpvd ();
+int ParseDVDdirectory ();
+int LoadDVDFile (unsigned char *buffer);
+bool TestDVD();
+int dvd_read (void *dst, unsigned int len, u64 offset);
+bool SwitchDVDFolder(char dir[]);
+void SetDVDDriveType();
+
+#endif

source/ngc/fileop.cpp

@@ -0,0 +1,286 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric August 2008
+ *
+ * fileop.cpp
+ *
+ * FAT File operations
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ogcsys.h>
+#include <zlib.h>
+
+#include "vba.h"
+#include "vbasupport.h"
+#include "fileop.h"
+#include "gcunzip.h"
+#include "video.h"
+#include "menudraw.h"
+#include "filesel.h"
+#include "preferences.h"
+
+FILE * filehandle;
+
+extern unsigned char savebuffer[];
+extern char output[16384];
+extern int offset;
+extern int selection;
+extern char currentdir[MAXPATHLEN];
+extern FILEENTRIES filelist[MAXFILES];
+
+/****************************************************************************
+ * fat_is_mounted
+ * to check whether FAT media are detected.
+ ***************************************************************************/
+
+bool FatIsMounted(PARTITION_INTERFACE partition) {
+    char prefix[] = "fatX:/";
+    prefix[3] = partition + '0';
+    DIR_ITER *dir = diropen(prefix);
+    if (dir) {
+        dirclose(dir);
+        return true;
+    }
+    return false;
+}
+
+/****************************************************************************
+ * changeFATInterface
+ * Checks if the device (method) specified is available, and
+ * sets libfat to use the device
+ ***************************************************************************/
+bool ChangeFATInterface(int method, bool silent)
+{
+	bool devFound = false;
+
+	if(method == METHOD_SD)
+	{
+		// check which SD device is loaded
+
+		#ifdef HW_RVL
+		if (FatIsMounted(PI_INTERNAL_SD))
+		{
+			devFound = true;
+			fatSetDefaultInterface(PI_INTERNAL_SD);
+		}
+		#endif
+
+		if (!devFound && FatIsMounted(PI_SDGECKO_A))
+		{
+			devFound = true;
+			fatSetDefaultInterface(PI_SDGECKO_A);
+		}
+		if(!devFound && FatIsMounted(PI_SDGECKO_B))
+		{
+			devFound = true;
+			fatSetDefaultInterface(PI_SDGECKO_B);
+		}
+		if(!devFound)
+		{
+			if(!silent)
+				WaitPrompt ((char *)"SD card not found!");
+		}
+	}
+	else if(method == METHOD_USB)
+	{
+		#ifdef HW_RVL
+		if(FatIsMounted(PI_USBSTORAGE))
+		{
+			devFound = true;
+			fatSetDefaultInterface(PI_USBSTORAGE);
+		}
+		else
+		{
+			if(!silent)
+				WaitPrompt ((char *)"USB flash drive not found!");
+		}
+		#endif
+	}
+
+	return devFound;
+}
+
+/***************************************************************************
+ * Browse FAT subdirectories
+ **************************************************************************/
+int
+ParseFATdirectory(int method)
+{
+	int nbfiles = 0;
+	DIR_ITER *fatdir;
+	char filename[MAXPATHLEN];
+	struct stat filestat;
+	char msg[128];
+
+	// initialize selection
+	selection = offset = 0;
+
+	// Clear any existing values
+	memset (&filelist, 0, sizeof (FILEENTRIES) * MAXFILES);
+
+	// open the directory
+	fatdir = diropen(currentdir);
+	if (fatdir == NULL)
+	{
+		sprintf(msg, "Couldn't open %s", currentdir);
+		WaitPrompt(msg);
+
+		// if we can't open the dir, open root dir
+		sprintf(currentdir,"%s",ROOTFATDIR);
+
+		fatdir = diropen(currentdir);
+
+		if (fatdir == NULL)
+		{
+			sprintf(msg, "Error opening %s", currentdir);
+			WaitPrompt(msg);
+			return 0;
+		}
+	}
+
+	// index files/folders
+	while(dirnext(fatdir,filename,&filestat) == 0)
+	{
+		if(strcmp(filename,".") != 0)
+		{
+			memset(&filelist[nbfiles], 0, sizeof(FILEENTRIES));
+			strncpy(filelist[nbfiles].filename, filename, MAXPATHLEN);
+			strncpy(filelist[nbfiles].displayname, filename, MAXDISPLAY+1);	// crop name for display
+			filelist[nbfiles].length = filestat.st_size;
+			filelist[nbfiles].flags = (filestat.st_mode & _IFDIR) == 0 ? 0 : 1; // flag this as a dir
+			nbfiles++;
+		}
+	}
+
+	// close directory
+	dirclose(fatdir);
+
+	// Sort the file list
+	qsort(filelist, nbfiles, sizeof(FILEENTRIES), FileSortCallback);
+
+	return nbfiles;
+}
+
+/****************************************************************************
+ * LoadFATFile
+ ***************************************************************************/
+int
+LoadFATFile (char *filename, int length)
+{
+	char zipbuffer[2048];
+	char filepath[MAXPATHLEN];
+	FILE *handle;
+	unsigned char *rbuffer;
+	u32 size;
+
+	/* Check filename length */
+	if ((strlen(currentdir)+1+strlen(filelist[selection].filename)) < MAXPATHLEN)
+		sprintf(filepath, "%s/%s",currentdir,filelist[selection].filename);
+	else
+	{
+		WaitPrompt((char*) "Maximum filepath length reached!");
+		return -1;
+	}
+	return loadVBAROM(filepath);
+/*
+	handle = fopen (filepath, "rb");
+	if (handle > 0)
+	{
+		fread (zipbuffer, 1, 2048, handle);
+
+		if (IsZipFile (zipbuffer))
+		{
+			size = UnZipFile (rbuffer, handle);	// unzip from FAT
+		}
+		else
+		{
+			// Just load the file up
+			fseek(handle, 0, SEEK_END);
+			length = ftell(handle);				// get filesize
+			fseek(handle, 2048, SEEK_SET);		// seek back to point where we left off
+			memcpy (rbuffer, zipbuffer, 2048);	// copy what we already read
+			fread (rbuffer + 2048, 1, length - 2048, handle);
+			size = length;
+		}
+		fclose (handle);
+		return size;
+	}
+	else
+	{
+		WaitPrompt((char*) "Error opening file");
+		return 0;
+	}
+
+	return 0;*/
+}
+
+/****************************************************************************
+ * Load savebuffer from FAT file
+ ***************************************************************************/
+int
+LoadBufferFromFAT (char *filepath, bool silent)
+{
+	FILE *handle;
+    int boffset = 0;
+    int read = 0;
+
+    ClearSaveBuffer ();
+
+    handle = fopen (filepath, "rb");
+
+    if (handle <= 0)
+    {
+        if ( !silent )
+        {
+            char msg[100];
+            sprintf(msg, "Couldn't open %s", filepath);
+            WaitPrompt (msg);
+        }
+        return 0;
+    }
+
+    /*** This is really nice, just load the file and decode it ***/
+    while ((read = fread (savebuffer + boffset, 1, 1024, handle)) > 0)
+    {
+        boffset += read;
+    }
+
+    fclose (handle);
+
+    return boffset;
+}
+
+/****************************************************************************
+ * Write savebuffer to FAT card file
+ ***************************************************************************/
+int
+SaveBufferToFAT (char *filepath, int datasize, bool silent)
+{
+	FILE *handle;
+
+    if (datasize)
+    {
+        handle = fopen (filepath, "wb");
+
+        if (handle <= 0)
+        {
+            char msg[100];
+            sprintf(msg, "Couldn't save %s", filepath);
+            WaitPrompt (msg);
+            return 0;
+        }
+
+        fwrite (savebuffer, 1, datasize, handle);
+        fclose (handle);
+    }
+
+    ClearSaveBuffer ();
+    return datasize;
+}

source/ngc/fileop.h

@@ -0,0 +1,34 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric August 2008
+ *
+ * fileop.h
+ *
+ * FAT File operations
+ ****************************************************************************/
+
+#ifndef _FATFILESC_
+#define _FATFILESC_
+#include <gccore.h>
+#include <stdio.h>
+#include <string.h>
+#include <ogcsys.h>
+#include <fat.h>
+#include <sys/dir.h>
+#include <sys/stat.h>
+#include <unistd.h>
+
+#define ROOTFATDIR "fat:/"
+
+bool ChangeFATInterface(int method, bool silent);
+int ParseFATdirectory(int method);
+int LoadFATFile (char *filename, int length);
+int SaveBufferToFAT (char *filepath, int datasize, bool silent);
+int LoadBufferFromFAT (char *filepath, bool silent);
+
+extern char currFATdir[MAXPATHLEN];
+
+#endif

source/ngc/filesel.cpp

@@ -0,0 +1,587 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * svpe June 2007
+ * crunchy2 May-July 2007
+ * Tantric August 2008
+ *
+ * filesel.cpp
+ *
+ * Generic file routines - reading, writing, browsing
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wiiuse/wpad.h>
+#include <sys/dir.h>
+
+#ifdef WII_DVD
+#ifdef __cplusplus
+extern "C" {
+#include <di/di.h>
+}
+#endif
+#endif
+
+#include "vba.h"
+#include "vbasupport.h"
+#include "vmmem.h"
+#include "menudraw.h"
+#include "video.h"
+#include "filesel.h"
+#include "fileop.h"
+#include "memcardop.h"
+#include "input.h"
+#include "dvd.h"
+#include "smbop.h"
+
+int offset;
+int selection;
+char currentdir[MAXPATHLEN];
+int maxfiles;
+extern int screenheight;
+
+int havedir = -1;
+extern u64 dvddir;
+extern int dvddirlength;
+
+int hasloaded = 0;
+
+// Global file entry table
+FILEENTRIES filelist[MAXFILES];
+
+unsigned char savebuffer[SAVEBUFFERSIZE] ATTRIBUTE_ALIGN (32);
+
+char ROMFilename[512];
+int ROMSize = 0;
+
+/****************************************************************************
+ * ClearSaveBuffer ()
+ * Clear the savebuffer
+ ***************************************************************************/
+void
+ClearSaveBuffer ()
+{
+    memset (savebuffer, 0, SAVEBUFFERSIZE);
+}
+
+/****************************************************************************
+* autoLoadMethod()
+* Auto-determines and sets the load method
+* Returns method set
+****************************************************************************/
+int autoLoadMethod()
+{
+	ShowAction ((char*) "Attempting to determine load method...");
+
+	if(ChangeFATInterface(METHOD_SD, SILENT))
+		return METHOD_SD;
+	else if(ChangeFATInterface(METHOD_USB, SILENT))
+		return METHOD_USB;
+	else if(TestDVD())
+		return METHOD_DVD;
+	else if(ConnectShare (SILENT))
+		return METHOD_SMB;
+	else
+	{
+		WaitPrompt((char*) "Unable to auto-determine load method!");
+		return 0; // no method found
+	}
+}
+
+/****************************************************************************
+* autoSaveMethod()
+* Auto-determines and sets the save method
+* Returns method set
+****************************************************************************/
+int autoSaveMethod()
+{
+	ShowAction ((char*) "Attempting to determine save method...");
+
+	if(ChangeFATInterface(METHOD_SD, SILENT))
+		return METHOD_SD;
+	else if(ChangeFATInterface(METHOD_USB, SILENT))
+		return METHOD_USB;
+	else if(TestCard(CARD_SLOTA, SILENT))
+		return METHOD_MC_SLOTA;
+	else if(TestCard(CARD_SLOTB, SILENT))
+		return METHOD_MC_SLOTB;
+	else if(ConnectShare (SILENT))
+		return METHOD_SMB;
+	else
+	{
+		WaitPrompt((char*) "Unable to auto-determine save method!");
+		return 0; // no method found
+	}
+}
+
+/****************************************************************************
+ * UpdateDirName()
+ * Update curent directory name for file browser
+ ***************************************************************************/
+int UpdateDirName(int method)
+{
+	int size=0;
+	char *test;
+	char temp[1024];
+
+	// update DVD directory (does not utilize 'currentdir')
+	if(method == METHOD_DVD)
+	{
+		dvddir = filelist[selection].offset;
+		dvddirlength = filelist[selection].length;
+		return 1;
+	}
+
+	/* current directory doesn't change */
+	if (strcmp(filelist[selection].filename,".") == 0)
+	{
+		return 0;
+	}
+	/* go up to parent directory */
+	else if (strcmp(filelist[selection].filename,"..") == 0)
+	{
+		/* determine last subdirectory namelength */
+		sprintf(temp,"%s",currentdir);
+		test = strtok(temp,"/");
+		while (test != NULL)
+		{
+			size = strlen(test);
+			test = strtok(NULL,"/");
+		}
+
+		/* remove last subdirectory name */
+		size = strlen(currentdir) - size - 1;
+		currentdir[size] = 0;
+
+		return 1;
+	}
+	/* Open a directory */
+	else
+	{
+		/* test new directory namelength */
+		if ((strlen(currentdir)+1+strlen(filelist[selection].filename)) < MAXPATHLEN)
+		{
+			/* update current directory name */
+			sprintf(currentdir, "%s/%s",currentdir, filelist[selection].filename);
+			return 1;
+		}
+		else
+		{
+			WaitPrompt((char*)"Directory name is too long !");
+			return -1;
+		}
+	}
+}
+
+/****************************************************************************
+ * FileSortCallback
+ *
+ * Quick sort callback to sort file entries with the following order:
+ *   .
+ *   ..
+ *   <dirs>
+ *   <files>
+ ***************************************************************************/
+int FileSortCallback(const void *f1, const void *f2)
+{
+	/* Special case for implicit directories */
+	if(((FILEENTRIES *)f1)->filename[0] == '.' || ((FILEENTRIES *)f2)->filename[0] == '.')
+	{
+		if(strcmp(((FILEENTRIES *)f1)->filename, ".") == 0) { return -1; }
+		if(strcmp(((FILEENTRIES *)f2)->filename, ".") == 0) { return 1; }
+		if(strcmp(((FILEENTRIES *)f1)->filename, "..") == 0) { return -1; }
+		if(strcmp(((FILEENTRIES *)f2)->filename, "..") == 0) { return 1; }
+	}
+
+	/* If one is a file and one is a directory the directory is first. */
+	if(((FILEENTRIES *)f1)->flags && !(((FILEENTRIES *)f2)->flags)) return -1;
+	if(!(((FILEENTRIES *)f1)->flags) && ((FILEENTRIES *)f2)->flags) return 1;
+
+	return stricmp(((FILEENTRIES *)f1)->filename, ((FILEENTRIES *)f2)->filename);
+}
+
+/****************************************************************************
+ * StripExt
+ *
+ * Strips an extension from a filename
+ ***************************************************************************/
+
+void StripExt(char* returnstring, char * inputstring)
+{
+	char* loc_dot;
+
+	strcpy (returnstring, inputstring);
+	loc_dot = strrchr(returnstring,'.');
+	if (loc_dot != NULL)
+		*loc_dot = '\0';	// strip file extension
+}
+
+/****************************************************************************
+ * FileSelector
+ *
+ * Let user select a file from the listing
+ ***************************************************************************/
+int FileSelector (int method)
+{
+    u32 p = 0;
+	u32 wp = 0;
+	u32 ph = 0;
+	u32 wh = 0;
+    signed char gc_ay = 0;
+	signed char gc_sx = 0;
+	signed char wm_ay = 0;
+	signed char wm_sx = 0;
+
+    int haverom = 0;
+    int redraw = 1;
+    int selectit = 0;
+
+	int scroll_delay = 0;
+	bool move_selection = 0;
+	#define SCROLL_INITIAL_DELAY	15
+	#define SCROLL_LOOP_DELAY		2
+
+    while (haverom == 0)
+    {
+        if (redraw)
+            ShowFiles (filelist, maxfiles, offset, selection);
+        redraw = 0;
+
+		VIDEO_WaitVSync();	// slow things down a bit so we don't overread the pads
+
+		gc_ay = PAD_StickY (0);
+		gc_sx = PAD_SubStickX (0);
+
+        p = PAD_ButtonsDown (0);
+		ph = PAD_ButtonsHeld (0);
+#ifdef HW_RVL
+		wm_ay = WPAD_StickY (0, 0);
+		wm_sx = WPAD_StickX (0, 1);
+
+		wp = WPAD_ButtonsDown (0);
+		wh = WPAD_ButtonsHeld (0);
+#endif
+
+		/*** Check for exit combo ***/
+		if ( (gc_sx < -70) || (wm_sx < -70) || (wp & WPAD_BUTTON_HOME) || (wp & WPAD_CLASSIC_BUTTON_HOME) )
+			return 0;
+
+		/*** Check buttons, perform actions ***/
+		if ( (p & PAD_BUTTON_A) || selectit || (wp & (WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A)) )
+		{
+			if ( selectit )
+				selectit = 0;
+			if (filelist[selection].flags) // This is directory
+			{
+				/* update current directory and set new entry list if directory has changed */
+				int status = UpdateDirName(method);
+				if (status == 1) // ok, open directory
+				{
+					switch (method)
+					{
+						case METHOD_SD:
+						case METHOD_USB:
+						maxfiles = ParseFATdirectory(method);
+						break;
+
+						case METHOD_DVD:
+						maxfiles = ParseDVDdirectory();
+						break;
+
+						case METHOD_SMB:
+						maxfiles = ParseSMBdirectory();
+						break;
+					}
+
+					if (!maxfiles)
+					{
+						WaitPrompt ((char*) "Error reading directory !");
+						haverom = 1; // quit menu
+					}
+				}
+				else if (status == -1)	// directory name too long
+				{
+					haverom = 1; // quit menu
+				}
+			}
+			else	// this is a file
+			{
+				// store the filename (w/o ext) - used for sram/freeze naming
+				StripExt(ROMFilename, filelist[selection].filename);
+
+				ShowAction ((char *)"Loading...");
+
+				switch (method)
+				{
+					case METHOD_SD:
+					case METHOD_USB:
+					ROMSize = LoadFATFile (filelist[selection].filename, filelist[selection].length);
+					break;
+
+					case METHOD_DVD:
+					dvddir = filelist[selection].offset;
+					dvddirlength = filelist[selection].length;
+					//ROMSize = LoadDVDFile (Memory.ROM);
+					break;
+
+					case METHOD_SMB:
+					//ROMSize = LoadSMBFile (filelist[selection].filename, filelist[selection].length);
+					break;
+				}
+
+				if (ROMSize > 0)
+				{
+
+					return 1;
+				}
+				else
+				{
+					WaitPrompt((char*) "Error loading ROM!");
+				}
+			}
+			redraw = 1;
+		}	// End of A
+        if ( (p & PAD_BUTTON_B) || (wp & (WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B)) )
+        {
+            while ( (PAD_ButtonsDown(0) & PAD_BUTTON_B)
+#ifdef HW_RVL
+					|| (WPAD_ButtonsDown(0) & (WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B))
+#endif
+					)
+                VIDEO_WaitVSync();
+			if ( strcmp(filelist[0].filename,"..") == 0 )
+			{
+				selection = 0;
+				selectit = 1;
+			}
+			else if ( strcmp(filelist[1].filename,"..") == 0 )
+			{
+                selection = selectit = 1;
+			} else {
+                return 0;
+			}
+        }	// End of B
+        if ( ((p | ph) & PAD_BUTTON_DOWN) || ((wp | wh) & (WPAD_BUTTON_DOWN | WPAD_CLASSIC_BUTTON_DOWN)) || (gc_ay < -PADCAL) || (wm_ay < -PADCAL) )
+        {
+			if ( (p & PAD_BUTTON_DOWN) || (wp & (WPAD_BUTTON_DOWN | WPAD_CLASSIC_BUTTON_DOWN)) ) { /*** Button just pressed ***/
+				scroll_delay = SCROLL_INITIAL_DELAY;	// reset scroll delay.
+				move_selection = 1;	//continue (move selection)
+			}
+			else if (scroll_delay == 0) { 		/*** Button is held ***/
+				scroll_delay = SCROLL_LOOP_DELAY;
+				move_selection = 1;	//continue (move selection)
+			} else {
+				scroll_delay--;	// wait
+			}
+
+			if (move_selection)
+			{
+	            selection++;
+	            if (selection == maxfiles)
+	                selection = offset = 0;
+	            if ((selection - offset) >= PAGESIZE)
+	                offset += PAGESIZE;
+	            redraw = 1;
+				move_selection = 0;
+			}
+        }	// End of down
+        if ( ((p | ph) & PAD_BUTTON_UP) || ((wp | wh) & (WPAD_BUTTON_UP | WPAD_CLASSIC_BUTTON_UP)) || (gc_ay > PADCAL) || (wm_ay > PADCAL) )
+        {
+			if ( (p & PAD_BUTTON_UP) || (wp & (WPAD_BUTTON_UP | WPAD_CLASSIC_BUTTON_UP)) ) { /*** Button just pressed***/
+				scroll_delay = SCROLL_INITIAL_DELAY;	// reset scroll delay.
+				move_selection = 1;	//continue (move selection)
+			}
+			else if (scroll_delay == 0) { 		/*** Button is held ***/
+				scroll_delay = SCROLL_LOOP_DELAY;
+				move_selection = 1;	//continue (move selection)
+			} else {
+				scroll_delay--;	// wait
+			}
+
+			if (move_selection)
+			{
+	            selection--;
+	            if (selection < 0) {
+	                selection = maxfiles - 1;
+	                offset = selection - PAGESIZE + 1;
+	            }
+	            if (selection < offset)
+	                offset -= PAGESIZE;
+	            if (offset < 0)
+	                offset = 0;
+	            redraw = 1;
+				move_selection = 0;
+			}
+        }	// End of Up
+        if ( (p & PAD_BUTTON_LEFT) || (wp & (WPAD_BUTTON_LEFT | WPAD_CLASSIC_BUTTON_LEFT)) )
+        {
+            /*** Go back a page ***/
+            selection -= PAGESIZE;
+            if (selection < 0)
+            {
+                selection = maxfiles - 1;
+                offset = selection - PAGESIZE + 1;
+            }
+            if (selection < offset)
+                offset -= PAGESIZE;
+            if (offset < 0)
+                offset = 0;
+            redraw = 1;
+        }
+        if ( (p & PAD_BUTTON_RIGHT) || (wp & (WPAD_BUTTON_RIGHT | WPAD_CLASSIC_BUTTON_RIGHT)) )
+        {
+            /*** Go forward a page ***/
+            selection += PAGESIZE;
+            if (selection > maxfiles - 1)
+                selection = offset = 0;
+            if ((selection - offset) >= PAGESIZE)
+                offset += PAGESIZE;
+            redraw = 1;
+        }
+    }
+    return 0;
+}
+
+/****************************************************************************
+ * OpenDVD
+ *
+ * Function to load a DVD directory and display to user.
+ ***************************************************************************/
+int
+OpenDVD (int method)
+{
+	if (!getpvd())
+	{
+		ShowAction((char*) "Loading DVD...");
+		#ifdef HW_DOL
+		DVD_Mount(); // mount the DVD unit again
+		#elif WII_DVD
+		u32 val;
+		DI_GetCoverRegister(&val);
+		if(val & 0x1)	// True if no disc inside, use (val & 0x2) for true if disc inside.
+		{
+			WaitPrompt((char *)"No disc inserted!");
+			return 0;
+		}
+		DI_Mount();
+		while(DI_GetStatus() & DVD_INIT);
+		#endif
+
+		if (!getpvd())
+		{
+			WaitPrompt ((char *)"Invalid DVD.");
+			return 0; // not a ISO9660 DVD
+		}
+	}
+
+	maxfiles = ParseDVDdirectory(); // load root folder
+
+	// switch to rom folder
+	SwitchDVDFolder(GCSettings.LoadFolder);
+
+	if (maxfiles > 0)
+	{
+		return FileSelector (method);
+	}
+	else
+	{
+		// no entries found
+		WaitPrompt ((char *)"No Files Found!");
+		return 0;
+	}
+}
+
+/****************************************************************************
+ * OpenSMB
+ *
+ * Function to load from an SMB share
+ ***************************************************************************/
+int
+OpenSMB (int method)
+{
+	// Connect to network share
+	if(ConnectShare (NOTSILENT))
+	{
+		// change current dir to root dir
+		sprintf(currentdir, "/%s", GCSettings.LoadFolder);
+
+		maxfiles = ParseSMBdirectory ();
+		if (maxfiles > 0)
+		{
+			return FileSelector (method);
+		}
+		else
+		{
+			// no entries found
+			WaitPrompt ((char *)"No Files Found!");
+			return 0;
+		}
+	}
+	return 0;
+}
+
+/****************************************************************************
+ * OpenFAT
+ *
+ * Function to load from FAT
+ ***************************************************************************/
+int
+OpenFAT (int method)
+{
+	if(ChangeFATInterface(method, NOTSILENT))
+	{
+		// change current dir to snes roms directory
+		sprintf ( currentdir, "%s/%s", ROOTFATDIR, GCSettings.LoadFolder );
+
+		// Parse initial root directory and get entries list
+		maxfiles = ParseFATdirectory (method);
+		if (maxfiles > 0)
+		{
+			// Select an entry
+			return FileSelector (method);
+		}
+		else
+		{
+			// no entries found
+			WaitPrompt ((char *)"No Files Found!");
+			return 0;
+		}
+	}
+	return 0;
+}
+
+/****************************************************************************
+ * OpenROM
+ * Opens device specified by method, displays a list of ROMS
+ ***************************************************************************/
+
+int
+OpenROM (int method)
+{
+	int loadROM = 0;
+
+	if(method == METHOD_AUTO)
+		method = autoLoadMethod();
+
+	switch (method)
+	{
+		case METHOD_SD:
+		case METHOD_USB:
+			loadROM = OpenFAT (method);
+			break;
+		case METHOD_DVD:
+			// Load from DVD
+			loadROM = OpenDVD (method);
+			break;
+		case METHOD_SMB:
+			// Load from Network (SMB)
+			loadROM = OpenSMB (method);
+			break;
+	}
+
+	return loadROM;
+}

source/ngc/filesel.h

@@ -0,0 +1,39 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric August 2008
+ *
+ * filesel.h
+ *
+ * Generic file routines - reading, writing, browsing
+ ****************************************************************************/
+
+#ifndef _NGCFILESEL_
+#define _NGCFILESEL_
+
+#define SAVEBUFFERSIZE ((512 * 1024) + 2048 + 64 + 4 + 4)
+#define MAXJOLIET 255
+#define MAXDISPLAY 54
+
+typedef struct
+{
+  u64 offset;
+  unsigned int length;
+  char flags;
+  char filename[MAXJOLIET + 1];
+  char displayname[MAXDISPLAY + 1];
+} FILEENTRIES;
+
+#define MAXFILES 2000 // Restrict to 2000 files per dir
+extern FILEENTRIES filelist[MAXFILES];
+
+void ClearSaveBuffer ();
+int OpenROM (int method);
+int autoLoadMethod();
+int autoSaveMethod();
+int FileSortCallback(const void *f1, const void *f2);
+void StripExt(char* returnstring, char * inputstring);
+
+#endif

source/ngc/fontface.s

@@ -0,0 +1,12 @@
+# Fonts
+
+.rodata
+.globl fontface
+.balign 32
+fontface:	
+.incbin "../source/ngc/ttf/font.ttf"
+
+
+.globl fontsize
+fontsize:	.long 28736
+

source/ngc/gcpad.cpp

@@ -1,302 +0,0 @@
-/****************************************************************************
-* VisualBoyAdvance 1.7.2
-*
-* Nintendo GameCube Joypad Wrapper
-****************************************************************************/
-
-#include <gccore.h>
-#include <stdio.h>
-
-
-#define VBA_BUTTON_A		1
-#define VBA_BUTTON_B		2
-#define VBA_BUTTON_SELECT	4
-#define VBA_BUTTON_START	8
-#define VBA_RIGHT		16
-#define VBA_LEFT		32
-#define VBA_UP			64
-#define VBA_DOWN		128
-#define VBA_BUTTON_R		256
-#define VBA_BUTTON_L		512
-#define VBA_SPEED		1024
-#define VBA_CAPTURE		2048
-
-#ifdef WII_BUILD
-#include <math.h>
-#include <wiiuse/wpad.h>
-int isClassicAvailable = 0;
-int isWiimoteAvailable = 0;
-/*
-#ifndef PI
-#define PI 3.14159f
-#endif
-
-enum { STICK_X, STICK_Y };
-static int getStickValue(joystick_t* j, int axis, int maxAbsValue){
-	double angle = PI * j->ang/180.0f;
-	double magnitude = (j->mag > 1.0f) ? 1.0f :
-	                    (j->mag < -1.0f) ? -1.0f : j->mag;
-	double value;
-	if(axis == STICK_X)
-		value = magnitude * sin( angle );
-	else
-		value = magnitude * cos( angle );
-	return (int)(value * maxAbsValue);
-}*/
-
-#endif
-int menuCalled = 0;
-u32
-NGCPad()
-{
-  u32             res = 0;
-  short           p;
-  signed char     x,
-  y;
-  int             padcal = 90;
-  float           t;
-  
-#ifdef WII_BUILD
-	//wiimote
-	WPADData *wpad;
-	WPAD_ScanPads(); 
-	wpad = WPAD_Data(0);
-	if (isWiimoteAvailable)
-	{
-		unsigned short b = wpad->btns_h;
-
-		if (b & WPAD_BUTTON_2)
-	      res |= VBA_BUTTON_A;
-	
-	  	if (b & WPAD_BUTTON_1)
-	  	  res |= VBA_BUTTON_B;
-	  	
-	  	if (b & WPAD_BUTTON_MINUS)
-	  	  res |= VBA_BUTTON_SELECT;
-	  	
-	  	if (b & WPAD_BUTTON_PLUS)
-	  	  res |= VBA_BUTTON_START;
-	  	
-	  	if (b & WPAD_BUTTON_RIGHT)
-	  	  res |= VBA_UP;
-	  	
-	  	if (b & WPAD_BUTTON_LEFT)
-	  	  res |= VBA_DOWN;
-	  	
-	  	if (b & WPAD_BUTTON_UP)
-	  	  res |= VBA_LEFT;
-	  	
-	  	if (b & WPAD_BUTTON_DOWN)
-	  	  res |= VBA_RIGHT;
-	  	
-	  	if (b & WPAD_BUTTON_A)
-	  	  res |= VBA_BUTTON_L;
-	  	
-	  	if (b & WPAD_BUTTON_B)
-	  	  res |= VBA_BUTTON_R;
-	  	  
-	    if (b & WPAD_BUTTON_HOME)
-  		   menuCalled = 1;
-	}
-	//classic controller
-	if (isClassicAvailable)
-	{
-		float mag,ang;
-		int b = wpad->exp.classic.btns;
-		ang = wpad->exp.classic.ljs.ang;
-		mag = wpad->exp.classic.ljs.mag;
-
-		if (mag > 0.4) {
-			if (ang > 292.5 | ang <= 67.5)
-				res |= VBA_UP;
-			if (ang > 22.5 & ang <= 157.5)
-				res |= VBA_RIGHT;
-			if (ang > 113.5 & ang <= 247.5)
-				res |= VBA_DOWN;
-			if (ang > 203.5 & ang <= 337.5)
-				res |= VBA_LEFT;
-	      }
-
-		int x_s =  0; //getStickValue(&wpad.exp.classic.ljs, STICK_X, 127);
-		int y_s =  0; //getStickValue(&wpad.exp.classic.ljs, STICK_Y, 127);
-		if (b & CLASSIC_CTRL_BUTTON_A)
-	      res |= VBA_BUTTON_A;
-	
-	  	if (b & CLASSIC_CTRL_BUTTON_B)
-	  	  res |= VBA_BUTTON_B;
-	  	
-	  	if (b & CLASSIC_CTRL_BUTTON_MINUS)
-	  	  res |= VBA_BUTTON_SELECT;
-	  	
-	  	if (b & CLASSIC_CTRL_BUTTON_PLUS)
-	  	  res |= VBA_BUTTON_START;
-	  	
-	  	if ((b & CLASSIC_CTRL_BUTTON_UP) || (y_s > 0))
-	  	  res |= VBA_UP;
-	  	
-	  	if ((b & CLASSIC_CTRL_BUTTON_DOWN) || (y_s < 0))
-	  	  res |= VBA_DOWN;
-	  	
-	  	if ((b & CLASSIC_CTRL_BUTTON_LEFT) || (x_s < 0))
-	  	  res |= VBA_LEFT;
-	  	
-	  	if ((b & CLASSIC_CTRL_BUTTON_RIGHT) || (x_s > 0))
-	  	  res |= VBA_RIGHT;
-	  	
-	  	if (b & CLASSIC_CTRL_BUTTON_FULL_L)
-	  	  res |= VBA_BUTTON_L;
-	  	
-	  	if (b & CLASSIC_CTRL_BUTTON_FULL_R)
-	  	  res |= VBA_BUTTON_R;
-	  	  
-	    if (b & CLASSIC_CTRL_BUTTON_HOME)
-  		   menuCalled = 1;                
-
-	}  
-	//user needs a GC remote  
-	     PAD_ScanPads();
-	     p = PAD_ButtonsHeld(0);
-	     x = PAD_StickX(0);
-	     y = PAD_StickY(0);
-		 if (x * x + y * y > padcal * padcal)
-	     {
-	            if (x > 0 && y == 0)
-	       	  res |= VBA_RIGHT;
-	       	if (x < 0 && y == 0)
-	       	  res |= VBA_LEFT;
-	       	if (x == 0 && y > 0)
-	       	  res |= VBA_UP;
-	       	if (x == 0 && y < 0)
-	       	  res |= VBA_DOWN;                   
-           	
-	       	/*** Recalc left / right ***/
-	       	t = (float) y / x;
-	       	if (t >= -2.41421356237 && t < 2.41421356237)
-	       	{
-	       		if (x >= 0)
-	       		  res |= VBA_RIGHT;
-	       		else
-	       		  res |= VBA_LEFT;
-	       	}
-	       	
-	       	/*** Recalc up / down ***/
-	       	t = (float) x / y;
-	       	if (t >= -2.41421356237 && t < 2.41421356237)
-	       	{
-	       	    if (y >= 0)
-	       	      res |= VBA_UP;
-	       	    else
-	       	      res |= VBA_DOWN;
-	       	}
-	     }
-	     if (p & PAD_BUTTON_A)
-	       res |= VBA_BUTTON_A;
-	     
-	     if (p & PAD_BUTTON_B)
-	       res |= VBA_BUTTON_B;
-	     
-	     if (p & PAD_TRIGGER_Z)
-	       res |= VBA_BUTTON_SELECT;
-	     
-	     if (p & PAD_BUTTON_START)
-	       res |= VBA_BUTTON_START;
-	     
-	     if (p & PAD_BUTTON_UP)
-	       res |= VBA_UP;
-	     
-	     if (p & PAD_BUTTON_DOWN)
-	       res |= VBA_DOWN;
-	     
-	     if (p & PAD_BUTTON_LEFT)
-	       res |= VBA_LEFT;
-	     
-	     if (p & PAD_BUTTON_RIGHT)
-	       res |= VBA_RIGHT;
-	     
-	     if (p & PAD_TRIGGER_L)
-	       res |= VBA_BUTTON_L;
-	     
-	     if (p & PAD_TRIGGER_R)
-	       res |= VBA_BUTTON_R;
-	       
-	     if((p & PAD_BUTTON_X) && (p & PAD_BUTTON_Y))
-  		   menuCalled = 1;    
-
-#endif     
-
-#ifdef GC_BUILD
-  p = PAD_ButtonsHeld(0);
-  x = PAD_StickX(0);
-  y = PAD_StickY(0);
-  if (x * x + y * y > padcal * padcal)
-    {
-      if (x > 0 && y == 0)
-        res |= VBA_RIGHT;
-      if (x < 0 && y == 0)
-        res |= VBA_LEFT;
-      if (x == 0 && y > 0)
-        res |= VBA_UP;
-      if (x == 0 && y < 0)
-        res |= VBA_DOWN;
-
-      /*** Recalc left / right ***/
-      t = (float) y / x;
-      if (t >= -2.41421356237 && t < 2.41421356237)
-        {
-          if (x >= 0)
-            res |= VBA_RIGHT;
-          else
-            res |= VBA_LEFT;
-        }
-
-      /*** Recalc up / down ***/
-      t = (float) x / y;
-      if (t >= -2.41421356237 && t < 2.41421356237)
-        {
-          if (y >= 0)
-            res |= VBA_UP;
-          else
-            res |= VBA_DOWN;
-        }
-    }
-  if (p & PAD_BUTTON_A)
-    res |= VBA_BUTTON_A;
-
-  if (p & PAD_BUTTON_B)
-    res |= VBA_BUTTON_B;
-
-  if (p & PAD_TRIGGER_Z)
-    res |= VBA_BUTTON_SELECT;
-
-  if (p & PAD_BUTTON_START)
-    res |= VBA_BUTTON_START;
-
-  if ((p & PAD_BUTTON_UP))
-    res |= VBA_UP;
-
-  if ((p & PAD_BUTTON_DOWN))
-    res |= VBA_DOWN;
-
-  if ((p & PAD_BUTTON_LEFT))
-    res |= VBA_LEFT;
-
-  if ((p & PAD_BUTTON_RIGHT))
-    res |= VBA_RIGHT;
-
-  if (p & PAD_TRIGGER_L)
-    res |= VBA_BUTTON_L;
-
-  if (p & PAD_TRIGGER_R)
-    res |= VBA_BUTTON_R;
-    
-  if((p & PAD_BUTTON_X) && (p & PAD_BUTTON_Y))
-  	menuCalled = 1;
-#endif
-
-  if ((res & 48) == 48)
-    res &= ~16;
-  if ((res & 192) == 192)
-    res &= ~128;
-
-  return res;
-}

source/ngc/gcpad.h

@@ -1,11 +0,0 @@
-/****************************************************************************
-* VisualBoyAdvance 1.7.2
-*
-* Nintendo GameCube Joypad Wrapper
-****************************************************************************/
-#ifndef __NGCPADH__
-#define __NGCPADH__
-
-u32             NGCPad();
-
-#endif

source/ngc/gcunzip.cpp

@@ -0,0 +1,230 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * Tantric September 2008
+ *
+ * unzip.cpp
+ *
+ * File unzip routines
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <zlib.h>
+
+#include "dvd.h"
+#include "smbop.h"
+#include "video.h"
+#include "menudraw.h"
+#include "gcunzip.h"
+
+/*
+  * PKWare Zip Header - adopted into zip standard
+  */
+#define PKZIPID 0x504b0304
+#define MAXROM 0x500000
+#define ZIPCHUNK 2048
+
+/*
+ * Zip files are stored little endian
+ * Support functions for short and int types
+ */
+u32
+FLIP32 (u32 b)
+{
+	unsigned int c;
+
+	c = (b & 0xff000000) >> 24;
+	c |= (b & 0xff0000) >> 8;
+	c |= (b & 0xff00) << 8;
+	c |= (b & 0xff) << 24;
+
+	return c;
+}
+
+u16
+FLIP16 (u16 b)
+{
+	u16 c;
+
+	c = (b & 0xff00) >> 8;
+	c |= (b & 0xff) << 8;
+
+	return c;
+}
+
+/****************************************************************************
+ * IsZipFile
+ *
+ * Returns TRUE when PKZIPID is first four characters of buffer
+ ****************************************************************************/
+int
+IsZipFile (char *buffer)
+{
+	unsigned int *check;
+
+	check = (unsigned int *) buffer;
+
+	if (check[0] == PKZIPID)
+		return 1;
+
+	return 0;
+}
+
+ /*****************************************************************************
+ * unzip
+ *
+ * It should be noted that there is a limit of 5MB total size for any ROM
+ ******************************************************************************/
+FILE* fatfile; // FAT
+u64 discoffset; // DVD
+SMBFILE smbfile; // SMB
+
+int
+UnZipBuffer (unsigned char *outbuffer, short where)
+{
+	PKZIPHEADER pkzip;
+	int zipoffset = 0;
+	int zipchunk = 0;
+	char out[ZIPCHUNK];
+	z_stream zs;
+	int res;
+	int bufferoffset = 0;
+	int readoffset = 0;
+	int have = 0;
+	char readbuffer[ZIPCHUNK];
+	char msg[128];
+
+	/*** Read Zip Header ***/
+	switch (where)
+	{
+		case 0:	// SD Card
+		fseek(fatfile, 0, SEEK_SET);
+		fread (readbuffer, 1, ZIPCHUNK, fatfile);
+		break;
+
+		case 1: // DVD
+		dvd_read (readbuffer, ZIPCHUNK, discoffset);
+		break;
+
+		case 2: // From SMB
+		SMB_ReadFile(readbuffer, ZIPCHUNK, 0, smbfile);
+		break;
+	}
+
+	/*** Copy PKZip header to local, used as info ***/
+	memcpy (&pkzip, readbuffer, sizeof (PKZIPHEADER));
+
+	pkzip.uncompressedSize = FLIP32 (pkzip.uncompressedSize);
+
+	sprintf (msg, "Unzipping %d bytes ... Wait",
+	pkzip.uncompressedSize);
+	ShowAction (msg);
+
+	/*** Prepare the zip stream ***/
+	memset (&zs, 0, sizeof (z_stream));
+	zs.zalloc = Z_NULL;
+	zs.zfree = Z_NULL;
+	zs.opaque = Z_NULL;
+	zs.avail_in = 0;
+	zs.next_in = Z_NULL;
+	res = inflateInit2 (&zs, -MAX_WBITS);
+
+	if (res != Z_OK)
+		return 0;
+
+	/*** Set ZipChunk for first pass ***/
+	zipoffset =
+	(sizeof (PKZIPHEADER) + FLIP16 (pkzip.filenameLength) +
+	FLIP16 (pkzip.extraDataLength));
+	zipchunk = ZIPCHUNK - zipoffset;
+
+	/*** Now do it! ***/
+	do
+	{
+		zs.avail_in = zipchunk;
+		zs.next_in = (Bytef *) & readbuffer[zipoffset];
+
+		/*** Now inflate until input buffer is exhausted ***/
+		do
+		{
+			zs.avail_out = ZIPCHUNK;
+			zs.next_out = (Bytef *) & out;
+
+			res = inflate (&zs, Z_NO_FLUSH);
+
+			if (res == Z_MEM_ERROR)
+			{
+				inflateEnd (&zs);
+				return 0;
+			}
+
+			have = ZIPCHUNK - zs.avail_out;
+			if (have)
+			{
+				/*** Copy to normal block buffer ***/
+				memcpy (&outbuffer[bufferoffset], &out, have);
+				bufferoffset += have;
+			}
+		}
+		while (zs.avail_out == 0);
+
+		/*** Readup the next 2k block ***/
+		zipoffset = 0;
+		zipchunk = ZIPCHUNK;
+
+		switch (where)
+		{
+			case 0:	// SD Card
+			fread (readbuffer, 1, ZIPCHUNK, fatfile);
+			break;
+
+			case 1:	// DVD
+			readoffset += ZIPCHUNK;
+			dvd_read (readbuffer, ZIPCHUNK, discoffset+readoffset);
+			break;
+
+			case 2: // From SMB
+			readoffset += ZIPCHUNK;
+			SMB_ReadFile(readbuffer, ZIPCHUNK, readoffset, smbfile);
+			break;
+		}
+	}
+	while (res != Z_STREAM_END);
+
+	inflateEnd (&zs);
+
+	if (res == Z_STREAM_END)
+	{
+		if (pkzip.uncompressedSize == (u32) bufferoffset)
+			return bufferoffset;
+		else
+			return pkzip.uncompressedSize;
+	}
+
+	return 0;
+}
+// Reading from FAT
+int
+UnZipFile (unsigned char *outbuffer, FILE* infile)
+{
+	fatfile = infile;
+	return UnZipBuffer(outbuffer, 0);
+}
+// Reading from DVD
+int
+UnZipFile (unsigned char *outbuffer, u64 inoffset)
+{
+	discoffset = inoffset;
+	return UnZipBuffer(outbuffer, 1);
+}
+// Reading from SMB
+int
+UnZipFile (unsigned char *outbuffer, SMBFILE infile)
+{
+	smbfile = infile;
+	return UnZipBuffer(outbuffer, 2);
+}

source/ngc/gcunzip.h

@@ -0,0 +1,44 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * Tantric September 2008
+ *
+ * unzip.h
+ *
+ * File unzip routines
+ ****************************************************************************/
+#ifndef _UNZIP_
+#define _UNZIP_
+
+#include <smb.h>
+
+extern int IsZipFile (char *buffer);
+
+int UnZipFile (unsigned char *outbuffer, FILE* infile); // Reading from FAT
+int UnZipFile (unsigned char *outbuffer, u64 inoffset); // Reading from DVD
+int UnZipFile (unsigned char *outbuffer, SMBFILE infile); // Reading from SMB
+
+/*
+ * Zip file header definition
+ */
+typedef struct
+{
+  unsigned int zipid __attribute__ ((__packed__));	// 0x04034b50
+  unsigned short zipversion __attribute__ ((__packed__));
+  unsigned short zipflags __attribute__ ((__packed__));
+  unsigned short compressionMethod __attribute__ ((__packed__));
+  unsigned short lastmodtime __attribute__ ((__packed__));
+  unsigned short lastmoddate __attribute__ ((__packed__));
+  unsigned int crc32 __attribute__ ((__packed__));
+  unsigned int compressedSize __attribute__ ((__packed__));
+  unsigned int uncompressedSize __attribute__ ((__packed__));
+  unsigned short filenameLength __attribute__ ((__packed__));
+  unsigned short extraDataLength __attribute__ ((__packed__));
+}
+PKZIPHEADER;
+
+u32 FLIP32 (u32 b);
+u16 FLIP16 (u16 b);
+
+#endif

source/ngc/gx_supp.c

@@ -1,264 +0,0 @@
-/****************************************************************************
-*   Generic GX Support for Emulators
-*   softdev 2007
-*
-*   This program is free software; you can redistribute it and/or modify
-*   it under the terms of the GNU General Public License as published by
-*   the Free Software Foundation; either version 2 of the License, or
-*   (at your option) any later version.
-*
-*   This program is distributed in the hope that it will be useful,
-*   but WITHOUT ANY WARRANTY; without even the implied warranty of
-*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-*   GNU General Public License for more details.
-*
-*   You should have received a copy of the GNU General Public License along
-*   with this program; if not, write to the Free Software Foundation, Inc.,
-*   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-*
-* NGC GX Video Functions
-*
-* These are pretty standard functions to setup and use GX scaling.
-****************************************************************************/
-#include <gccore.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <malloc.h>
-
-/*** External 2D Video ***/
-extern u32 whichfb;
-extern u32 *xfb[2];
-extern GXRModeObj *vmode;
-
-/*** 3D GX ***/
-#define DEFAULT_FIFO_SIZE ( 256 * 1024 )
-static u8 gp_fifo[DEFAULT_FIFO_SIZE] ATTRIBUTE_ALIGN(32);
-
-/*** Texture memory ***/
-static u8 *texturemem;
-static int texturesize;
-
-GXTexObj texobj;
-static Mtx view;
-static int vwidth, vheight, oldvwidth, oldvheight;
-
-#define HASPECT 80
-#define VASPECT 45
-
-/* New texture based scaler */
-typedef struct tagcamera
-  {
-    Vector pos;
-    Vector up;
-    Vector view;
-  }
-camera;
-
-/*** Square Matrix
-     This structure controls the size of the image on the screen.
-	 Think of the output as a -80 x 80 by -60 x 60 graph.
-***/
-static s16 square[] ATTRIBUTE_ALIGN(32) = {
-      /*
-       * X,   Y,  Z
-       * Values set are for roughly 4:3 aspect
-       */
-      -HASPECT, VASPECT, 0,	// 0
-      HASPECT, VASPECT, 0,	// 1
-      HASPECT, -VASPECT, 0,	// 2
-      -HASPECT, -VASPECT, 0,	// 3
-    };
-
-static camera cam = { {0.0F, 0.0F, 0.0F},
-                      {0.0F, 0.5F, 0.0F},
-                      {0.0F, 0.0F, -0.5F}
-                    };
-
-/****************************************************************************
- * Scaler Support Functions
- ****************************************************************************/
-static void draw_init(void)
-{
-  GX_ClearVtxDesc();
-  GX_SetVtxDesc(GX_VA_POS, GX_INDEX8);
-  GX_SetVtxDesc(GX_VA_CLR0, GX_INDEX8);
-  GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
-
-  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_S16, 0);
-  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
-  GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
-
-  GX_SetArray(GX_VA_POS, square, 3 * sizeof(s16));
-
-  GX_SetNumTexGens(1);
-  GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
-
-  GX_InvalidateTexAll();
-
-  GX_InitTexObj(&texobj, texturemem, vwidth, vheight, GX_TF_RGB565,
-                GX_CLAMP, GX_CLAMP, GX_FALSE);
-}
-
-static void draw_vert(u8 pos, u8 c, f32 s, f32 t)
-{
-  GX_Position1x8(pos);
-  GX_Color1x8(c);
-  GX_TexCoord2f32(s, t);
-}
-
-static void draw_square(Mtx v)
-{
-  Mtx m;			// model matrix.
-  Mtx mv;			// modelview matrix.
-
-  guMtxIdentity(m);
-  guMtxTransApply(m, m, 0, 0, -100);
-  guMtxConcat(v, m, mv);
-
-  GX_LoadPosMtxImm(mv, GX_PNMTX0);
-  GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
-  draw_vert(0, 0, 0.0, 0.0);
-  draw_vert(1, 0, 1.0, 0.0);
-  draw_vert(2, 0, 1.0, 1.0);
-  draw_vert(3, 0, 0.0, 1.0);
-  GX_End();
-}
-
-/****************************************************************************
- * StartGX
- ****************************************************************************/
-void GX_Start(int width, int height, int haspect, int vaspect)
-{
-  Mtx p;
-
-  /*** Set new aspect (now with crap AR hack!) ***/
-  square[0] = square[9] = (-haspect - 7);
-  square[3] = square[6] = (haspect + 7);
-  square[1] = square[4] = (vaspect + 7);
-  square[7] = square[10] = (-vaspect - 7);
-
-  /*** Allocate 32byte aligned texture memory ***/
-  texturesize = (width * height) * 2;
-  texturemem = (u8 *) memalign(32, texturesize);
-		
-  GXColor gxbackground = { 0, 0, 0, 0xff };
-
-  /*** Clear out FIFO area ***/
-  memset(&gp_fifo, 0, DEFAULT_FIFO_SIZE);
-
-  /*** Initialise GX ***/
-  GX_Init(&gp_fifo, DEFAULT_FIFO_SIZE);
-  GX_SetCopyClear(gxbackground, 0x00ffffff);
-
-  GX_SetViewport(0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
-  GX_SetDispCopyYScale((f32) vmode->xfbHeight / (f32) vmode->efbHeight);
-  GX_SetScissor(0, 0, vmode->fbWidth, vmode->efbHeight);
-  GX_SetDispCopySrc(0, 0, vmode->fbWidth, vmode->efbHeight);
-  GX_SetDispCopyDst(vmode->fbWidth, vmode->xfbHeight);
-  GX_SetCopyFilter(vmode->aa, vmode->sample_pattern, GX_TRUE,
-                   vmode->vfilter);
-  GX_SetFieldMode(vmode->field_rendering,
-                  ((vmode->viHeight ==
-                    2 * vmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
-  GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
-  GX_SetCullMode(GX_CULL_NONE);
-  GX_CopyDisp(xfb[whichfb ^ 1], GX_TRUE);
-  GX_SetDispCopyGamma(GX_GM_1_0);
-
-  guPerspective(p, 60, 1.33F, 10.0F, 1000.0F);
-  GX_LoadProjectionMtx(p, GX_PERSPECTIVE);
-  memset(texturemem, 0, texturesize);
-
-  /*** Setup for first call to scaler ***/
-  vwidth = vheight = -1;
-
-}
-
-/****************************************************************************
-* GX_Render
-*
-* Pass in a buffer, width and height to update as a tiled RGB565 texture
-****************************************************************************/
-void GX_Render(int width, int height, u8 * buffer, int pitch)
-{
-  int h, w;
-  long long int *dst = (long long int *) texturemem;
-  long long int *src1 = (long long int *) buffer;
-  long long int *src2 = (long long int *) (buffer + pitch);
-  long long int *src3 = (long long int *) (buffer + (pitch * 2));
-  long long int *src4 = (long long int *) (buffer + (pitch * 3));
-  int rowpitch = (pitch >> 3) * 3;
-  int rowadjust = ( pitch % 8 ) * 4;
-  char *ra = NULL;
-
-  vwidth = width;
-  vheight = height;
-
-  whichfb ^= 1;
-
-  if ((oldvheight != vheight) || (oldvwidth != vwidth))
-    {
-      /** Update scaling **/
-      oldvwidth = vwidth;
-      oldvheight = vheight;
-      draw_init();
-      memset(&view, 0, sizeof(Mtx));
-      guLookAt(view, &cam.pos, &cam.up, &cam.view);
-      GX_SetViewport(0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
-
-    }
-
-  GX_InvVtxCache();
-  GX_InvalidateTexAll();
-  GX_SetTevOp(GX_TEVSTAGE0, GX_DECAL);
-  GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
-
-  for (h = 0; h < vheight; h += 4)
-    {
-
-      for (w = 0; w < (vwidth >> 2); w++)
-        {
-          *dst++ = *src1++;
-          *dst++ = *src2++;
-          *dst++ = *src3++;
-          *dst++ = *src4++;
-        }
-
-      src1 += rowpitch;
-      src2 += rowpitch;
-      src3 += rowpitch;
-      src4 += rowpitch;
-
-      if ( rowadjust )
-        {
-          ra = (char *)src1;
-          src1 = (long long int *)(ra + rowadjust);
-          ra = (char *)src2;
-          src2 = (long long int *)(ra + rowadjust);
-          ra = (char *)src3;
-          src3 = (long long int *)(ra + rowadjust);
-          ra = (char *)src4;
-          src4 = (long long int *)(ra + rowadjust);
-        }
-    }
-
-  DCFlushRange(texturemem, texturesize);
-
-  GX_SetNumChans(1);
-  GX_LoadTexObj(&texobj, GX_TEXMAP0);
-
-  draw_square(view);
-
-  GX_DrawDone();
-
-  GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
-  GX_SetColorUpdate(GX_TRUE);
-  GX_CopyDisp(xfb[whichfb], GX_TRUE);
-  GX_Flush();
-
-  VIDEO_SetNextFramebuffer(xfb[whichfb]);
-  VIDEO_Flush();
-  //VIDEO_WaitVSync();
-
-}

source/ngc/input.cpp

@@ -0,0 +1,354 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric September 2008
+ *
+ * input.cpp
+ *
+ * Wii/Gamecube controller management
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+
+#include <ogcsys.h>
+#include <unistd.h>
+#include <wiiuse/wpad.h>
+
+#include "button_mapping.h"
+#include "menu.h"
+#include "video.h"
+#include "input.h"
+#include "tbtime.h"
+
+#define MAXJP 10
+
+#define VBA_BUTTON_A		1
+#define VBA_BUTTON_B		2
+#define VBA_BUTTON_SELECT	4
+#define VBA_BUTTON_START	8
+#define VBA_RIGHT			16
+#define VBA_LEFT			32
+#define VBA_UP				64
+#define VBA_DOWN			128
+#define VBA_BUTTON_R		256
+#define VBA_BUTTON_L		512
+#define VBA_SPEED			1024
+#define VBA_CAPTURE			2048
+
+// VBA controller buttons
+// All other pads are mapped to this
+unsigned int vbapadmap[] = {
+	VBA_BUTTON_A, VBA_BUTTON_B,
+	VBA_BUTTON_SELECT, VBA_BUTTON_START,
+	VBA_UP, VBA_DOWN,
+	VBA_LEFT, VBA_RIGHT,
+	VBA_BUTTON_L, VBA_BUTTON_R
+};
+
+/*** Gamecube controller Padmap ***/
+unsigned int gcpadmap[] = {
+  PAD_BUTTON_A, PAD_BUTTON_B,
+  PAD_TRIGGER_Z, PAD_BUTTON_START,
+  PAD_BUTTON_UP, PAD_BUTTON_DOWN,
+  PAD_BUTTON_LEFT, PAD_BUTTON_RIGHT,
+  PAD_TRIGGER_L, PAD_TRIGGER_R
+};
+/*** Wiimote Padmap ***/
+unsigned int wmpadmap[] = {
+  WPAD_BUTTON_1, WPAD_BUTTON_2,
+  WPAD_BUTTON_MINUS, WPAD_BUTTON_PLUS,
+  WPAD_BUTTON_RIGHT, WPAD_BUTTON_LEFT,
+  WPAD_BUTTON_UP, WPAD_BUTTON_DOWN,
+  0x0000, 0x0000
+};
+/*** Classic Controller Padmap ***/
+unsigned int ccpadmap[] = {
+  WPAD_CLASSIC_BUTTON_A, WPAD_CLASSIC_BUTTON_B,
+  WPAD_CLASSIC_BUTTON_MINUS, WPAD_CLASSIC_BUTTON_PLUS,
+  WPAD_CLASSIC_BUTTON_UP, WPAD_CLASSIC_BUTTON_DOWN,
+  WPAD_CLASSIC_BUTTON_LEFT, WPAD_CLASSIC_BUTTON_RIGHT,
+  WPAD_CLASSIC_BUTTON_FULL_L, WPAD_CLASSIC_BUTTON_FULL_R
+};
+/*** Nunchuk + wiimote Padmap ***/
+unsigned int ncpadmap[] = { WPAD_BUTTON_A, WPAD_BUTTON_B,
+  WPAD_NUNCHUK_BUTTON_C, WPAD_NUNCHUK_BUTTON_Z,
+  WPAD_BUTTON_MINUS, WPAD_BUTTON_PLUS,
+  WPAD_BUTTON_2, WPAD_BUTTON_1,
+  WPAD_BUTTON_UP, WPAD_BUTTON_DOWN,
+  WPAD_BUTTON_LEFT, WPAD_BUTTON_RIGHT
+};
+
+#ifdef HW_RVL
+/****************************************************************************
+ * WPAD_StickX
+ *
+ * Get X value from Wii Joystick (classic, nunchuk) input
+ ***************************************************************************/
+
+s8 WPAD_StickX(u8 chan,u8 right)
+{
+	float mag = 0.0;
+	float ang = 0.0;
+	WPADData *data = WPAD_Data(chan);
+
+	switch (data->exp.type)
+	{
+		case WPAD_EXP_NUNCHUK:
+		case WPAD_EXP_GUITARHERO3:
+			if (right == 0)
+			{
+				mag = data->exp.nunchuk.js.mag;
+				ang = data->exp.nunchuk.js.ang;
+			}
+			break;
+
+		case WPAD_EXP_CLASSIC:
+			if (right == 0)
+			{
+				mag = data->exp.classic.ljs.mag;
+				ang = data->exp.classic.ljs.ang;
+			}
+			else
+			{
+				mag = data->exp.classic.rjs.mag;
+				ang = data->exp.classic.rjs.ang;
+			}
+			break;
+
+		default:
+			break;
+	}
+
+	/* calculate X value (angle need to be converted into radian) */
+	if (mag > 1.0) mag = 1.0;
+	else if (mag < -1.0) mag = -1.0;
+	double val = mag * sin((PI * ang)/180.0f);
+
+	return (s8)(val * 128.0f);
+}
+
+/****************************************************************************
+ * WPAD_StickY
+ *
+ * Get Y value from Wii Joystick (classic, nunchuk) input
+ ***************************************************************************/
+
+s8 WPAD_StickY(u8 chan, u8 right)
+{
+	float mag = 0.0;
+	float ang = 0.0;
+	WPADData *data = WPAD_Data(chan);
+
+	switch (data->exp.type)
+	{
+		case WPAD_EXP_NUNCHUK:
+		case WPAD_EXP_GUITARHERO3:
+			if (right == 0)
+			{
+				mag = data->exp.nunchuk.js.mag;
+				ang = data->exp.nunchuk.js.ang;
+			}
+			break;
+
+			case WPAD_EXP_CLASSIC:
+			if (right == 0)
+			{
+				mag = data->exp.classic.ljs.mag;
+				ang = data->exp.classic.ljs.ang;
+			}
+			else
+			{
+				mag = data->exp.classic.rjs.mag;
+				ang = data->exp.classic.rjs.ang;
+			}
+			break;
+
+		default:
+			break;
+	}
+
+	/* calculate X value (angle need to be converted into radian) */
+	if (mag > 1.0) mag = 1.0;
+	else if (mag < -1.0) mag = -1.0;
+	double val = mag * cos((PI * ang)/180.0f);
+
+	return (s8)(val * 128.0f);
+}
+#endif
+
+/****************************************************************************
+ * DecodeJoy
+ *
+ * Reads the changes (buttons pressed, etc) from a controller and reports
+ * these changes to VBA
+ ****************************************************************************/
+
+u32 DecodeJoy(unsigned short pad)
+{
+	signed char pad_x = PAD_StickX (pad);
+	signed char pad_y = PAD_StickY (pad);
+	u32 jp = PAD_ButtonsHeld (pad);
+	unsigned char J = 0;
+
+	#ifdef HW_RVL
+	signed char wm_ax = 0;
+	signed char wm_ay = 0;
+	u32 wp = 0;
+	wm_ax = WPAD_StickX ((u8)pad, 0);
+	wm_ay = WPAD_StickY ((u8)pad, 0);
+	wp = WPAD_ButtonsHeld (pad);
+
+	u32 exp_type;
+	if ( WPAD_Probe(pad, &exp_type) != 0 ) exp_type = WPAD_EXP_NONE;
+	#endif
+
+	/***
+	Gamecube Joystick input
+	***/
+	// Is XY inside the "zone"?
+	if (pad_x * pad_x + pad_y * pad_y > PADCAL * PADCAL)
+	{
+		if (pad_x > 0 && pad_y == 0) J |= VBA_RIGHT;
+		if (pad_x < 0 && pad_y == 0) J |= VBA_LEFT;
+		if (pad_x == 0 && pad_y > 0) J |= VBA_UP;
+		if (pad_x == 0 && pad_y < 0) J |= VBA_DOWN;
+
+		if (pad_x != 0 && pad_y != 0)
+		{
+			if ((float)pad_y / pad_x >= -2.41421356237 && (float)pad_y / pad_x < 2.41421356237)
+			{
+				if (pad_x >= 0)
+					J |= VBA_RIGHT;
+				else
+					J |= VBA_LEFT;
+			}
+
+			if ((float)pad_x / pad_y >= -2.41421356237 && (float)pad_x / pad_y < 2.41421356237)
+			{
+				if (pad_y >= 0)
+					J |= VBA_UP;
+				else
+					J |= VBA_DOWN;
+			}
+		}
+	}
+#ifdef HW_RVL
+	/***
+	Wii Joystick (classic, nunchuk) input
+	***/
+	// Is XY inside the "zone"?
+	if (wm_ax * wm_ax + wm_ay * wm_ay > PADCAL * PADCAL)
+	{
+		/*** we don't want division by zero ***/
+		if (wm_ax > 0 && wm_ay == 0)
+			J |= VBA_RIGHT;
+		if (wm_ax < 0 && wm_ay == 0)
+			J |= VBA_LEFT;
+		if (wm_ax == 0 && wm_ay > 0)
+			J |= VBA_UP;
+		if (wm_ax == 0 && wm_ay < 0)
+			J |= VBA_DOWN;
+
+		if (wm_ax != 0 && wm_ay != 0)
+		{
+
+			/*** Recalc left / right ***/
+			float t;
+
+			t = (float) wm_ay / wm_ax;
+			if (t >= -2.41421356237 && t < 2.41421356237)
+			{
+				if (wm_ax >= 0)
+					J |= VBA_RIGHT;
+				else
+					J |= VBA_LEFT;
+			}
+
+			/*** Recalc up / down ***/
+			t = (float) wm_ax / wm_ay;
+			if (t >= -2.41421356237 && t < 2.41421356237)
+			{
+				if (wm_ay >= 0)
+					J |= VBA_UP;
+				else
+					J |= VBA_DOWN;
+			}
+		}
+	}
+#endif
+
+	/*** Report pressed buttons (gamepads) ***/
+	int i;
+
+	for (i = 0; i < MAXJP; i++)
+	{
+		if ( (jp & gcpadmap[i])											// gamecube controller
+		#ifdef HW_RVL
+		|| ( (exp_type == WPAD_EXP_NONE) && (wp & wmpadmap[i]) )	// wiimote
+		|| ( (exp_type == WPAD_EXP_CLASSIC) && (wp & ccpadmap[i]) )	// classic controller
+		|| ( (exp_type == WPAD_EXP_NUNCHUK) && (wp & ncpadmap[i]) )	// nunchuk + wiimote
+		#endif
+		)
+			J |= vbapadmap[i];
+	}
+
+	return J;
+}
+u32 GetJoy()
+{
+    short i;
+    int pad = 0;
+    u32 res = 0;
+
+    s8 gc_px = PAD_SubStickX (0);
+    u32 jp = PAD_ButtonsHeld (0); // gamecube controller button info
+
+    #ifdef HW_RVL
+    s8 wm_sx = WPAD_StickX (0,1);
+    u32 wm_pb = WPAD_ButtonsHeld (0); // wiimote / expansion button info
+    #endif
+
+    // request to go back to menu
+    if ((gc_px < -70) || (jp & PAD_BUTTON_START)
+    #ifdef HW_RVL
+    		 || (wm_pb & WPAD_BUTTON_HOME)
+    		 || (wm_pb & WPAD_CLASSIC_BUTTON_HOME)
+    		 || (wm_sx < -70)
+    #endif
+    )
+	{
+    	/*
+    	if (GCSettings.AutoSave == 1)
+    	{
+    		SaveRAM(GCSettings.SaveMethod, SILENT);
+    	}
+    	else if (GCSettings.AutoSave == 2)
+    	{
+			SaveState(GCSettings.SaveMethod, SILENT);
+    	}
+    	else if(GCSettings.AutoSave == 3)
+    	{
+    		SaveRAM(GCSettings.SaveMethod, SILENT);
+    		SaveState(GCSettings.SaveMethod, SILENT);
+    	}
+		*/
+    	mainmenu(3);
+    	return 0;
+	}
+	else
+	{
+		res = DecodeJoy(pad);
+		if ((res & 48) == 48)
+			res &= ~16;
+		if ((res & 192) == 192)
+			res &= ~128;
+
+		return res;
+	}
+}

source/ngc/input.h

@@ -0,0 +1,31 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric September 2008
+ *
+ * input.h
+ *
+ * Wii/Gamecube controller management
+ ***************************************************************************/
+
+#ifndef _INPUT_H_
+#define _INPUT_H_
+
+#include <gccore.h>
+
+#define PI 				3.14159265f
+#define PADCAL			50
+
+extern unsigned int gcpadmap[];
+extern unsigned int wmpadmap[];
+extern unsigned int ccpadmap[];
+extern unsigned int ncpadmap[];
+
+s8 WPAD_StickX(u8 chan,u8 right);
+s8 WPAD_StickY(u8 chan, u8 right);
+
+u32 GetJoy();
+
+#endif

source/ngc/main.c

@@ -1 +0,0 @@
-

source/ngc/memcardop.cpp

@@ -0,0 +1,419 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric September 2008
+ *
+ * memcardop.cpp
+ *
+ * Memory Card routines
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <ogcsys.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+#include "vba.h"
+#include "video.h"
+#include "menudraw.h"
+#include "menu.h"
+#include "preferences.h"
+#include "memcardop.h"
+#include "fileop.h"
+
+#define VERIFBUFFERSIZE 65536
+static u8 SysArea[CARD_WORKAREA] ATTRIBUTE_ALIGN (32);
+extern unsigned char savebuffer[];
+unsigned char verifbuffer[VERIFBUFFERSIZE] ATTRIBUTE_ALIGN (32);
+card_dir CardDir;
+card_file CardFile;
+card_stat CardStatus;
+
+/****************************************************************************
+ * CardFileExists
+ *
+ * Wrapper to search through the files on the card.
+ * Returns TRUE if found.
+ ***************************************************************************/
+int
+CardFileExists (char *filename, int slot)
+{
+	int CardError;
+
+	CardError = CARD_FindFirst (slot, &CardDir, TRUE);
+	while (CardError != CARD_ERROR_NOFILE)
+	{
+		CardError = CARD_FindNext (&CardDir);
+
+		if (strcmp ((char *) CardDir.filename, filename) == 0)
+			return 1;
+	}
+
+	return 0;
+}
+
+/****************************************************************************
+ * TestCard
+ *
+ * Checks to see if a card is in the card slot specified
+ ***************************************************************************/
+bool TestCard(int slot, bool silent)
+{
+	// Memory Cards do not work in Wii mode - disable
+	#ifdef HW_RVL
+	return false;
+	#endif
+
+	/*** Initialize Card System ***/
+	memset (SysArea, 0, CARD_WORKAREA);
+	CARD_Init ("SNES", "00");
+
+	/*** Try to mount the card ***/
+	if (MountCard(slot, silent) == 0)
+	{
+		// Mount successful!
+		if(!silent)
+		{
+			if (slot == CARD_SLOTA)
+				WaitPrompt((char*) "Mounted Slot A Memory Card!");
+			else
+				WaitPrompt((char*) "Mounted Slot B Memory Card!");
+		}
+		CARD_Unmount (slot);
+		return true;
+	}
+	else
+	{
+		if(!silent)
+		{
+			if (slot == CARD_SLOTA)
+				WaitPrompt((char*) "Unable to Mount Slot A Memory Card!");
+			else
+				WaitPrompt((char*) "Unable to Mount Slot B Memory Card!");
+		}
+
+		return false;
+	}
+}
+
+/****************************************************************************
+ * MountCard
+ *
+ * Mounts the memory card in the given slot.
+ * Returns the result of the last attempted CARD_Mount command.
+ ***************************************************************************/
+int MountCard(int cslot, bool silent)
+{
+	int ret = -1;
+	int tries = 0;
+
+	// Mount the card
+	while ( tries < 10 && ret != 0)
+	{
+		EXI_ProbeReset ();
+		ret = CARD_Mount (cslot, SysArea, NULL);
+		VIDEO_WaitVSync ();
+		tries++;
+	}
+	return ret;
+}
+
+
+/****************************************************************************
+ * Verify Memory Card file against buffer
+ ***************************************************************************/
+int
+VerifyMCFile (unsigned char *buf, int slot, char *filename, int datasize)
+{
+	int CardError;
+	unsigned int blocks;
+	unsigned int SectorSize;
+	char msg[80];
+    int bytesleft = 0;
+    int bytesread = 0;
+
+	/*** Initialize Card System ***/
+	memset (SysArea, 0, CARD_WORKAREA);
+	CARD_Init ("SNES", "00");
+
+	/*** Try to mount the card ***/
+	CardError = MountCard(slot, NOTSILENT);
+
+	if (CardError == 0)
+	{
+		/*** Get Sector Size ***/
+		CARD_GetSectorSize (slot, &SectorSize);
+
+		if (!CardFileExists (filename, slot))
+		{
+            CARD_Unmount (slot);
+		    WaitPrompt((char*) "Unable to open file for verify!");
+			return 0;
+		}
+
+		memset (&CardFile, 0, sizeof (CardFile));
+		CardError = CARD_Open (slot, filename, &CardFile);
+
+		blocks = CardFile.len;
+
+		if (blocks < SectorSize)
+			blocks = SectorSize;
+
+		if (blocks % SectorSize)
+			blocks += SectorSize;
+
+        if (blocks > (unsigned int)datasize)
+            blocks = datasize;
+
+		memset (verifbuffer, 0, VERIFBUFFERSIZE);
+		bytesleft = blocks;
+		bytesread = 0;
+		while (bytesleft > 0)
+		{
+			CARD_Read (&CardFile, verifbuffer, SectorSize, bytesread);
+			if ( memcmp (buf + bytesread, verifbuffer, (unsigned int)bytesleft < SectorSize ? bytesleft : SectorSize) )
+            {
+                CARD_Close (&CardFile);
+                CARD_Unmount (slot);
+                WaitPrompt((char*) "File did not verify!");
+                return 0;
+            }
+
+			bytesleft -= SectorSize;
+			bytesread += SectorSize;
+
+            sprintf (msg, "Verified %d of %d bytes", bytesread, blocks);
+            ShowProgress (msg, bytesread, blocks);
+		}
+		CARD_Close (&CardFile);
+		CARD_Unmount (slot);
+
+		return 1;
+	}
+	else
+		if (slot == CARD_SLOTA)
+			WaitPrompt((char*) "Unable to Mount Slot A Memory Card!");
+		else
+			WaitPrompt((char*) "Unable to Mount Slot B Memory Card!");
+
+	return 0;
+}
+
+/****************************************************************************
+ * Load savebuffer from Memory Card file
+ ***************************************************************************/
+int
+LoadBufferFromMC (unsigned char *buf, int slot, char *filename, bool silent)
+{
+	int CardError;
+	unsigned int blocks;
+	unsigned int SectorSize;
+    int bytesleft = 0;
+    int bytesread = 0;
+
+	/*** Initialize Card System ***/
+	memset (SysArea, 0, CARD_WORKAREA);
+	CARD_Init ("SNES", "00");
+
+	/*** Try to mount the card ***/
+	CardError = MountCard(slot, NOTSILENT);
+
+	if (CardError == 0)
+	{
+		/*** Get Sector Size ***/
+		CARD_GetSectorSize (slot, &SectorSize);
+
+		if (!CardFileExists (filename, slot))
+		{
+			if (!silent)
+				WaitPrompt((char*) "Unable to open file");
+			return 0;
+		}
+
+		memset (&CardFile, 0, sizeof (CardFile));
+		CardError = CARD_Open (slot, filename, &CardFile);
+
+		blocks = CardFile.len;
+
+		if (blocks < SectorSize)
+			blocks = SectorSize;
+
+		if (blocks % SectorSize)
+			blocks += SectorSize;
+
+		memset (buf, 0, 0x22000);
+
+		bytesleft = blocks;
+		bytesread = 0;
+		while (bytesleft > 0)
+		{
+			CARD_Read (&CardFile, buf + bytesread, SectorSize, bytesread);
+			bytesleft -= SectorSize;
+			bytesread += SectorSize;
+		}
+		CARD_Close (&CardFile);
+		CARD_Unmount (slot);
+	}
+	else
+		if (slot == CARD_SLOTA)
+			WaitPrompt((char*) "Unable to Mount Slot A Memory Card!");
+		else
+			WaitPrompt((char*) "Unable to Mount Slot B Memory Card!");
+
+	return bytesread;
+}
+
+
+/****************************************************************************
+ * Write savebuffer to Memory Card file
+ ***************************************************************************/
+int
+SaveBufferToMC (unsigned char *buf, int slot, char *filename, int datasize, bool silent)
+{
+	int CardError;
+	unsigned int blocks;
+	unsigned int SectorSize;
+	char msg[80];
+
+	/*** Initialize Card System ***/
+	memset (SysArea, 0, CARD_WORKAREA);
+	CARD_Init ("SNES", "00");
+
+	/*** Try to mount the card ***/
+	CardError = MountCard(slot, NOTSILENT);
+
+	if (CardError == 0)
+	{
+		/*** Get Sector Size ***/
+		CARD_GetSectorSize (slot, &SectorSize);
+
+		if (datasize)
+		{
+			/*** Calculate number of blocks required ***/
+			blocks = (datasize / SectorSize) * SectorSize;
+			if (datasize % SectorSize)
+				blocks += SectorSize;
+
+			/*** Does this file exist ? ***/
+			if (CardFileExists (filename, slot))
+			{
+				/*** Try to open the file ***/
+				CardError = CARD_Open (slot, filename, &CardFile);
+				if (CardError)
+				{
+                    CARD_Unmount (slot);
+					WaitPrompt((char*) "Unable to open card file!");
+					return 0;
+				}
+
+				if ( (s32)blocks > CardFile.len )  /*** new data is longer ***/
+				{
+                    CARD_Close (&CardFile);
+
+                    /*** Try to create temp file to check available space ***/
+                    CardError = CARD_Create (slot, "TEMPFILESNES9XGX201", blocks, &CardFile);
+                    if (CardError)
+                    {
+                        CARD_Unmount (slot);
+                        WaitPrompt((char*) "Not enough space to update file!");
+                        return 0;
+                    }
+
+                    /*** Delete the temporary file ***/
+                    CARD_Close (&CardFile);
+                    CardError = CARD_Delete(slot, "TEMPFILESNES9XGX201");
+                    if (CardError)
+                    {
+                        CARD_Unmount (slot);
+                        WaitPrompt((char*) "Unable to delete temporary file!");
+                        return 0;
+                    }
+
+                    /*** Delete the existing shorter file ***/
+                    CardError = CARD_Delete(slot, filename);
+                    if (CardError)
+                    {
+                        CARD_Unmount (slot);
+                        WaitPrompt((char*) "Unable to delete existing file!");
+                        return 0;
+                    }
+
+                    /*** Create new, longer file ***/
+                    CardError = CARD_Create (slot, filename, blocks, &CardFile);
+                    if (CardError)
+                    {
+                        CARD_Unmount (slot);
+                        WaitPrompt((char*) "Unable to create updated card file!");
+                        return 0;
+                    }
+				}
+			}
+			else  /*** no file existed, create new one ***/
+			{
+                /*** Create new file ***/
+                CardError = CARD_Create (slot, filename, blocks, &CardFile);
+                if (CardError)
+                {
+                    CARD_Unmount (slot);
+                    if ( CardError == CARD_ERROR_INSSPACE )
+                        WaitPrompt((char*) "Not enough space to create file!");
+                    else
+                        WaitPrompt((char*) "Unable to create card file!");
+                    return 0;
+                }
+            }
+
+			/*** Now, have an open file handle, ready to send out the data ***/
+			CARD_GetStatus (slot, CardFile.filenum, &CardStatus);
+			CardStatus.icon_addr = 0x0;
+			CardStatus.icon_fmt = 2;
+			CardStatus.icon_speed = 1;
+			CardStatus.comment_addr = 2048;
+			CARD_SetStatus (slot, CardFile.filenum, &CardStatus);
+
+			int byteswritten = 0;
+			int bytesleft = blocks;
+			while (bytesleft > 0)
+			{
+				CardError =
+					CARD_Write (&CardFile, buf + byteswritten,
+                                SectorSize, byteswritten);
+				bytesleft -= SectorSize;
+				byteswritten += SectorSize;
+
+                sprintf (msg, "Wrote %d of %d bytes", byteswritten, blocks);
+                ShowProgress (msg, byteswritten, blocks);
+			}
+
+			CARD_Close (&CardFile);
+			CARD_Unmount (slot);
+
+			if ( GCSettings.VerifySaves )
+			{
+			    /*** Verify the written file, but only up to the length we wrote
+			         because the file could be longer due to past writes    ***/
+                if ( VerifyMCFile (buf, slot, filename, byteswritten) )
+                    return byteswritten;
+                else
+                    return 0;
+            }
+            else
+                return byteswritten;
+		}
+		else
+			if ( !silent )
+				WaitPrompt((char*) "This game does not appear to use SRAM");
+	}
+	else
+		if (slot == CARD_SLOTA)
+			WaitPrompt((char*) "Unable to Mount Slot A Memory Card!");
+		else
+			WaitPrompt((char*) "Unable to Mount Slot B Memory Card!");
+
+	return 0;
+
+}

source/ngc/memcardop.h

@@ -0,0 +1,23 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric September 2008
+ *
+ * memcardop.cpp
+ *
+ * Memory Card routines
+ ***************************************************************************/
+
+#ifndef _NGCMCSAVE_
+#define _NGCMCSAVE_
+
+int VerifyMCFile (unsigned char *buf, int slot, char *filename, int datasize);
+
+int LoadBufferFromMC (unsigned char *buf, int slot, char *filename, bool silent);
+int SaveBufferToMC (unsigned char *buf, int slot, char *filename, int datasize, bool silent);
+int MountCard(int cslot, bool silent);
+bool TestCard(int slot, bool silent);
+
+#endif

source/ngc/menu.cpp

@@ -1,265 +1,731 @@
-/****************************************************************************
-* File Selection Menu
-*
-****************************************************************************/
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <gccore.h>
-#include "sdfileio.h"
-
-extern GXRModeObj *vmode;	/*** Graphics Mode Object ***/
-extern u32 *xfb[2];		/*** Framebuffers ***/
-extern int whichfb;		/*** Frame buffer toggle ***/
-
-/** Bits from SD lib **/
-
-#define PAGE_SIZE 14
-
-/*** Use OGC built in font ***/
-extern u8 console_font_8x16[];
-
-static u32 forecolour = COLOR_WHITE;
-static u32 backcolour = COLOR_BLACK;
-
-/****************************************************************************
-* MENU_DrawChar
-****************************************************************************/
-void MENU_DrawChar( int x, int y, char c, int style )
-{
-	u8 bits;
-	int offset;
-	int h,w;
-	u32 colour[2];
-	u32 scroffs;
-
-	offset = c << 4;
-	scroffs = ( y * 320 ) + ( x >> 1 );
-
-	for( h = 0; h < 16; h++ )
-	{
-		bits = console_font_8x16[ offset++ ];
-
-		if ( style )
-		{
-			for( w = 0; w < 8; w++ )
-			{
-				xfb[whichfb][scroffs + w] = ( bits & 0x80 ) ? forecolour : backcolour;
-				bits <<= 1;
-			}
-		}
-		else
-		{
-			for( w = 0; w < 4; w++ )
-			{
-				colour[0] = ( bits & 0x80 ) ? forecolour : backcolour;
-				colour[1] = ( bits & 0x40 ) ? forecolour : backcolour;
-
-				xfb[whichfb][scroffs + w] = ( colour[0] & 0xFFFF00FF ) | ( colour[1] & 0x0000FF00 );
-				bits <<= 2;
-			}
-		}
-
-		scroffs += 320;
-	}
-}
-
-/****************************************************************************
-* MENU_DrawString
-****************************************************************************/
-void MENU_DrawString( int x, int y, char *msg, int style )
-{
-	int i,len;
-	
-	/* Centred ? */	
-	if ( x == -1 )
-	{
-		if ( style )
-			x = strlen(msg) << 4;
-		else
-			x = strlen(msg) << 3;	
-
-		x = ( 640 - x ) >> 1;
-	}
-	if((int)strlen(msg) < 36)
-		len = (int)strlen(msg);
-	else
-		len = 36;
-	for ( i = 0; i < len; i++ )
-	{
-		MENU_DrawChar(x,y,msg[i],style);
-		x += ( style ? 16 : 8 );
-	}
-}
-
-/****************************************************************************
-* MENU_Draw
-****************************************************************************/
-int MENU_Draw( int max, int current, int offset )
-{
-	int i;
-	int ypos = 30;
-	int xpos = 30;
-
-	for ( i = offset; i < max && ( ( i - offset ) < PAGE_SIZE ); i++ )
-	{
-		if ( i == current )
-		{
-			forecolour = COLOR_BLACK;
-			backcolour = COLOR_WHITE;
-		}
-		else
-		{
-			forecolour = COLOR_WHITE;
-			backcolour = COLOR_BLACK;
-		}
-		MENU_DrawString( xpos, ypos, direntries[i], 1);
-		ypos += 16;		
-	}
-}
-#ifdef WII_BUILD
-#include <math.h>
-#include <wiiuse/wpad.h>
-extern int isClassicAvailable;
-extern int isWiimoteAvailable;
-extern void setup_controllers();
-#endif
-
-/****************************************************************************
-* MENU_GetLoadFile
-*
-* Returns the filename of the selected file
-***************************************************************************/
-char *MENU_GetLoadFile( char *whichdir )
-{
-	int count;
-	char *p = NULL;
-	int quit = 0;
-	int redraw = 1;
-	int current = 0;
-	int offset = 0;
-	u16 buttons;
-	int do_DOWN = 0;
-	int do_UP = 0;
-	int do_A = 0;
-	
-	count = gen_getdir( whichdir );
-
-	
-	if ( count == 0 )
-	{
-		printf("No ROM files in %s\n", whichdir);
-		while(1);
-	}
-#ifdef WII_BUILD
-	setup_controllers();
-#endif
-	if ( count == 1 )
-		return (char*)direntries[0];
-
-	/* Do menu */
-	while ( !quit )
-	{
-		if ( redraw )
-		{
-			whichfb ^= 1;
-			VIDEO_ClearFrameBuffer(vmode, xfb[whichfb], COLOR_BLACK);
-			MENU_Draw( count, current, offset );
-			VIDEO_SetNextFramebuffer(xfb[whichfb]);
-			VIDEO_Flush();
-			VIDEO_WaitVSync();
-			redraw = 0;
-		}
-#ifdef WII_BUILD
-		WPAD_ScanPads();
-		WPADData *wpad;
-		wpad = WPAD_Data(0);
-		int b = wpad->exp.classic.btns;
-		unsigned short b1 = wpad->btns_d;
-		if (isClassicAvailable){
-			if (b & CLASSIC_CTRL_BUTTON_DOWN){
-				do_DOWN = 1;
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-			else if (b & CLASSIC_CTRL_BUTTON_UP){
-				do_UP = 1; 
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-			else if (b & CLASSIC_CTRL_BUTTON_A){
-				do_A = 1;
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-		}
-		if (isWiimoteAvailable){
-			if (b1 & WPAD_BUTTON_LEFT){
-				do_DOWN = 1;
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-			else if (b1 & WPAD_BUTTON_RIGHT){
-				do_UP = 1;			
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-			else if (b1 & WPAD_BUTTON_2){
-				do_A = 1;			
-				do{WPAD_ScanPads(); wpad = WPAD_Data(0);}
-				while (WPAD_ButtonsHeld(0));	
-			}
-		}
-#endif	
-		buttons = PAD_ButtonsDown(0);
-		if(buttons & PAD_BUTTON_DOWN)
-			do_DOWN = 1;
-		else if(buttons & PAD_BUTTON_UP)
-			do_UP = 1;
-		else if(buttons & PAD_BUTTON_A)
-			do_A = 1;
-		if (do_DOWN)
-		{
-			do_DOWN=0;
-			current++;
-			if ( current == count )
-				current = 0;
-
-			if ( ( current % PAGE_SIZE ) == 0 )
-				offset = current;
-
-			redraw = 1;
-		}
-		else
-		{
-			if ( do_UP )
-			{
-				do_UP=0;
-				current--;
-				if ( current < 0 ) current = count - 1;
-				offset = ( current / PAGE_SIZE ) * PAGE_SIZE;
-				redraw = 1;
-			}
-			else
-			{
-				if ( do_A )
-				{
-					do_A=0;
-					quit = 1;
-					p = (char*)direntries[current];
-				}
-			}
-		}
-	}
-
-	whichfb ^= 1;
-	VIDEO_ClearFrameBuffer(vmode, xfb[whichfb], COLOR_BLACK);
-	forecolour = COLOR_WHITE;
-	backcolour = COLOR_BLACK;
-	MENU_DrawString(-1, 240, "Loading ... Wait", 1);
-	VIDEO_SetNextFramebuffer(xfb[whichfb]);
-	VIDEO_Flush();
-	VIDEO_WaitVSync();
-	return p;		
-}
-
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric August 2008
+ *
+ * menu.cpp
+ *
+ * Menu flow routines - handles all menu logic
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <ogcsys.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <wiiuse/wpad.h>
+
+#ifdef WII_DVD
+extern "C" {
+#include <di/di.h>
+}
+#endif
+
+#include "vba.h"
+#include "vbasupport.h"
+#include "audio.h"
+#include "video.h"
+#include "filesel.h"
+#include "gcunzip.h"
+#include "smbop.h"
+#include "memcardop.h"
+#include "fileop.h"
+#include "dvd.h"
+#include "preferences.h"
+#include "button_mapping.h"
+#include "menudraw.h"
+#include "input.h"
+
+extern "C"
+{
+#include "tbtime.h"
+}
+
+extern void DrawMenu (char items[][50], char *title, int maxitems, int selected, int fontsize);
+
+extern int menu;
+extern int ROMSize;
+
+#define SOFTRESET_ADR ((volatile u32*)0xCC003024)
+
+/****************************************************************************
+ * Reboot / Exit
+ ***************************************************************************/
+
+#ifndef HW_RVL
+#define PSOSDLOADID 0x7c6000a6
+int *psoid = (int *) 0x80001800;
+void (*PSOReload) () = (void (*)()) 0x80001800;
+#endif
+
+void Reboot()
+{
+#ifdef HW_RVL
+    SYS_ResetSystem(SYS_RETURNTOMENU, 0, 0);
+#else
+#define SOFTRESET_ADR ((volatile u32*)0xCC003024)
+    *SOFTRESET_ADR = 0x00000000;
+#endif
+}
+
+/****************************************************************************
+ * Load Manager
+ ***************************************************************************/
+
+int
+LoadManager ()
+{
+	int loadROM = OpenROM(GCSettings.LoadMethod);
+
+	/***
+	* check for autoloadsram / freeze
+	***/
+	if ( loadROM == 1 ) // if ROM was loaded, load the SRAM & settings
+	{
+		//if ( GCSettings.AutoLoad == 1 )
+		//	LoadSRAM(GCSettings.SaveMethod, SILENT);
+		//else if ( GCSettings.AutoLoad == 2 )
+		//	NGCUnfreezeGame (GCSettings.SaveMethod, SILENT);
+
+		// setup cheats
+		//SetupCheats();
+	}
+
+	return loadROM;
+}
+
+/****************************************************************************
+ * Preferences Menu
+ ***************************************************************************/
+static int prefmenuCount = 9;
+static char prefmenu[][50] = {
+
+	"Load Method",
+	"Load Folder",
+	"Save Method",
+	"Save Folder",
+
+	"Auto Load",
+	"Auto Save",
+	"Verify MC Saves",
+
+	"Save Preferences",
+	"Back to Main Menu"
+};
+
+void
+PreferencesMenu ()
+{
+	int ret = 0;
+	int quit = 0;
+	int oldmenu = menu;
+	menu = 0;
+	while (quit == 0)
+	{
+		// some load/save methods are not implemented - here's where we skip them
+		// they need to be skipped in the order they were enumerated in snes9xGX.h
+
+		// no USB ports on GameCube
+		#ifndef HW_RVL
+		if(GCSettings.LoadMethod == METHOD_USB)
+			GCSettings.LoadMethod++;
+		if(GCSettings.SaveMethod == METHOD_USB)
+			GCSettings.SaveMethod++;
+		#endif
+
+		// check if DVD access in Wii mode is disabled
+		#ifndef WII_DVD
+		if(GCSettings.LoadMethod == METHOD_DVD)
+			GCSettings.LoadMethod++;
+		#endif
+
+		// saving to DVD is impossible
+		if(GCSettings.SaveMethod == METHOD_DVD)
+			GCSettings.SaveMethod++;
+
+		// disable SMB in GC mode (stalls out)
+		#ifndef HW_RVL
+		if(GCSettings.LoadMethod == METHOD_SMB)
+			GCSettings.LoadMethod++;
+		if(GCSettings.SaveMethod == METHOD_SMB)
+			GCSettings.SaveMethod++;
+		#endif
+
+		// disable MC saving in Wii mode - does not work for some reason!
+		#ifdef HW_RVL
+		if(GCSettings.SaveMethod == METHOD_MC_SLOTA)
+			GCSettings.SaveMethod++;
+		if(GCSettings.SaveMethod == METHOD_MC_SLOTB)
+			GCSettings.SaveMethod++;
+		#endif
+
+		// correct load/save methods out of bounds
+		if(GCSettings.LoadMethod > 4)
+			GCSettings.LoadMethod = 0;
+		if(GCSettings.SaveMethod > 6)
+			GCSettings.SaveMethod = 0;
+
+		if (GCSettings.LoadMethod == METHOD_AUTO) sprintf (prefmenu[0],"Load Method AUTO");
+		else if (GCSettings.LoadMethod == METHOD_SD) sprintf (prefmenu[0],"Load Method SD");
+		else if (GCSettings.LoadMethod == METHOD_USB) sprintf (prefmenu[0],"Load Method USB");
+		else if (GCSettings.LoadMethod == METHOD_DVD) sprintf (prefmenu[0],"Load Method DVD");
+		else if (GCSettings.LoadMethod == METHOD_SMB) sprintf (prefmenu[0],"Load Method Network");
+
+		sprintf (prefmenu[1], "Load Folder %s",	GCSettings.LoadFolder);
+
+		if (GCSettings.SaveMethod == METHOD_AUTO) sprintf (prefmenu[2],"Save Method AUTO");
+		else if (GCSettings.SaveMethod == METHOD_SD) sprintf (prefmenu[2],"Save Method SD");
+		else if (GCSettings.SaveMethod == METHOD_USB) sprintf (prefmenu[2],"Save Method USB");
+		else if (GCSettings.SaveMethod == METHOD_SMB) sprintf (prefmenu[2],"Save Method Network");
+		else if (GCSettings.SaveMethod == METHOD_MC_SLOTA) sprintf (prefmenu[2],"Save Method MC Slot A");
+		else if (GCSettings.SaveMethod == METHOD_MC_SLOTB) sprintf (prefmenu[2],"Save Method MC Slot B");
+
+		sprintf (prefmenu[3], "Save Folder %s",	GCSettings.SaveFolder);
+
+		// disable changing load/save directories for now
+		prefmenu[1][0] = '\0';
+		prefmenu[3][0] = '\0';
+
+		if (GCSettings.AutoLoad == 0) sprintf (prefmenu[4],"Auto Load OFF");
+		else if (GCSettings.AutoLoad == 1) sprintf (prefmenu[4],"Auto Load SRAM");
+		else if (GCSettings.AutoLoad == 2) sprintf (prefmenu[4],"Auto Load SNAPSHOT");
+
+		if (GCSettings.AutoSave == 0) sprintf (prefmenu[5],"Auto Save OFF");
+		else if (GCSettings.AutoSave == 1) sprintf (prefmenu[5],"Auto Save SRAM");
+		else if (GCSettings.AutoSave == 2) sprintf (prefmenu[5],"Auto Save SNAPSHOT");
+		else if (GCSettings.AutoSave == 3) sprintf (prefmenu[5],"Auto Save BOTH");
+
+		sprintf (prefmenu[6], "Verify MC Saves %s",
+			GCSettings.VerifySaves == true ? " ON" : "OFF");
+
+
+		ret = RunMenu (prefmenu, prefmenuCount, (char*)"Preferences", 16);
+
+		switch (ret)
+		{
+			case 0:
+				GCSettings.LoadMethod ++;
+				break;
+
+			case 1:
+				break;
+
+			case 2:
+				GCSettings.SaveMethod ++;
+				break;
+
+			case 3:
+				break;
+
+			case 4:
+				GCSettings.AutoLoad ++;
+				if (GCSettings.AutoLoad > 2)
+					GCSettings.AutoLoad = 0;
+				break;
+
+			case 5:
+				GCSettings.AutoSave ++;
+				if (GCSettings.AutoSave > 3)
+					GCSettings.AutoSave = 0;
+				break;
+
+			case 6:
+				GCSettings.VerifySaves ^= 1;
+				break;
+
+			case 7:
+				SavePrefs(GCSettings.SaveMethod, NOTSILENT);
+				break;
+
+			case -1: /*** Button B ***/
+			case 8:
+				quit = 1;
+				break;
+
+		}
+	}
+	menu = oldmenu;
+}
+
+/****************************************************************************
+ * Game Options Menu
+ ***************************************************************************/
+
+int
+GameMenu ()
+{
+	int gamemenuCount = 7;
+	char gamemenu[][50] = {
+	  "Return to Game",
+	  "Reset Game",
+	  "Load SRAM", "Save SRAM",
+	  "Load Game Snapshot", "Save Game Snapshot",
+	  "Back to Main Menu"
+	};
+
+	int ret, retval = 0;
+	int quit = 0;
+	int oldmenu = menu;
+	menu = 0;
+
+	while (quit == 0)
+	{
+		// disable SRAM/SNAPSHOT saving/loading if AUTO is on
+
+		if (GCSettings.AutoLoad == 1) // Auto Load SRAM
+			gamemenu[2][0] = '\0';
+		else if (GCSettings.AutoLoad == 2) // Auto Load SNAPSHOT
+			gamemenu[4][0] = '\0';
+
+		if (GCSettings.AutoSave == 1) // Auto Save SRAM
+			gamemenu[3][0] = '\0';
+		else if (GCSettings.AutoSave == 2) // Auto Save SNAPSHOT
+			gamemenu[5][0] = '\0';
+		else if (GCSettings.AutoSave == 3) // Auto Save BOTH
+		{
+			gamemenu[3][0] = '\0';
+			gamemenu[5][0] = '\0';
+		}
+
+		ret = RunMenu (gamemenu, gamemenuCount, (char*)"Game Menu");
+
+		switch (ret)
+		{
+			case 0: // Return to Game
+				quit = retval = 1;
+				break;
+
+			case 1: // Reset Game
+				emulator.emuReset();
+				quit = retval = 1;
+				break;
+
+			case 2: // Load SRAM
+				//quit = retval = LoadSRAM(GCSettings.SaveMethod, NOTSILENT);
+				break;
+
+			case 3: // Save SRAM
+				//SaveSRAM(GCSettings.SaveMethod, NOTSILENT);
+				break;
+
+			case 4: // Load Freeze
+				//quit = retval = NGCUnfreezeGame (GCSettings.SaveMethod, NOTSILENT);
+				break;
+
+			case 5: // Save Freeze
+				//NGCFreezeGame (GCSettings.SaveMethod, NOTSILENT);
+				//emulator.emuWriteState(statename);
+				break;
+
+			case -1: // Button B
+			case 6: // Return to previous menu
+				retval = 0;
+				quit = 1;
+				break;
+		}
+	}
+
+	menu = oldmenu;
+
+	return retval;
+}
+
+/****************************************************************************
+ * Controller Configuration
+ *
+ * Snes9x 1.51 uses a cmd system to work out which button has been pressed.
+ * Here, I simply move the designated value to the gcpadmaps array, which
+ * saves on updating the cmd sequences.
+ ***************************************************************************/
+u32
+GetInput (u16 ctrlr_type)
+{
+	//u32 exp_type;
+	u32 pressed;
+	pressed=0;
+	s8 gc_px = 0;
+
+	while( PAD_ButtonsHeld(0)
+#ifdef HW_RVL
+	| WPAD_ButtonsHeld(0)
+#endif
+	) VIDEO_WaitVSync();	// button 'debounce'
+
+	while (pressed == 0)
+	{
+		VIDEO_WaitVSync();
+		// get input based on controller type
+		if (ctrlr_type == CTRLR_GCPAD)
+		{
+			pressed = PAD_ButtonsHeld (0);
+			gc_px = PAD_SubStickX (0);
+		}
+#ifdef HW_RVL
+		else
+		{
+		//	if ( WPAD_Probe( 0, &exp_type) == 0)	// check wiimote and expansion status (first if wiimote is connected & no errors)
+		//	{
+				pressed = WPAD_ButtonsHeld (0);
+
+		//		if (ctrlr_type != CTRLR_WIIMOTE && exp_type != ctrlr_type+1)	// if we need input from an expansion, and its not connected...
+		//			pressed = 0;
+		//	}
+		}
+#endif
+		/*** check for exit sequence (c-stick left OR home button) ***/
+		if ( (gc_px < -70) || (pressed & WPAD_BUTTON_HOME) || (pressed & WPAD_CLASSIC_BUTTON_HOME) )
+			return 0;
+	}	// end while
+	while( pressed == (PAD_ButtonsHeld(0)
+#ifdef HW_RVL
+						| WPAD_ButtonsHeld(0)
+#endif
+						) ) VIDEO_WaitVSync();
+
+	return pressed;
+}	// end GetInput()
+
+int cfg_text_count = 7;
+char cfg_text[][50] = {
+"Remapping          ",
+"Press Any Button",
+"on the",
+"       ",	// identify controller
+"                   ",
+"Press C-Left or",
+"Home to exit"
+};
+
+u32
+GetButtonMap(u16 ctrlr_type, char* btn_name)
+{
+	u32 pressed, previous;
+	char temp[50] = "";
+	uint k;
+	pressed = 0; previous = 1;
+
+	switch (ctrlr_type) {
+		case CTRLR_NUNCHUK:
+			strncpy (cfg_text[3], (char*)"NUNCHUK", 7);
+			break;
+		case CTRLR_CLASSIC:
+			strncpy (cfg_text[3], (char*)"CLASSIC", 7);
+			break;
+		case CTRLR_GCPAD:
+			strncpy (cfg_text[3], (char*)"GC PAD", 7);
+			break;
+		case CTRLR_WIIMOTE:
+			strncpy (cfg_text[3], (char*)"WIIMOTE", 7);
+			break;
+	};
+
+	/*** note which button we are remapping ***/
+	sprintf (temp, (char*)"Remapping ");
+	for (k=0; k<9-strlen(btn_name); k++) strcat(temp, " "); // add whitespace padding to align text
+	strncat (temp, btn_name, 9);		// snes button we are remapping
+	strncpy (cfg_text[0], temp, 19);	// copy this all back to the text we wish to display
+
+	DrawMenu(&cfg_text[0], NULL, cfg_text_count, 1);	// display text
+
+//	while (previous != pressed && pressed == 0);	// get two consecutive button presses (which are the same)
+//	{
+//		previous = pressed;
+//		VIDEO_WaitVSync();	// slow things down a bit so we don't overread the pads
+		pressed = GetInput(ctrlr_type);
+//	}
+	return pressed;
+}	// end getButtonMap()
+
+int cfg_btns_count = 11;
+char cfg_btns_menu[][50] = {
+	"A        -         ",
+	"B        -         ",
+	"L TRIG   -         ",
+	"R TRIG   -         ",
+	"SELECT   -         ",
+	"START    -         ",
+	"UP       -         ",
+	"DOWN     -         ",
+	"LEFT     -         ",
+	"RIGHT    -         ",
+	"Return to previous"
+};
+
+extern unsigned int gcpadmap[];
+extern unsigned int wmpadmap[];
+extern unsigned int ccpadmap[];
+extern unsigned int ncpadmap[];
+
+void
+ConfigureButtons (u16 ctrlr_type)
+{
+	int quit = 0;
+	int ret = 0;
+	int oldmenu = menu;
+	menu = 0;
+	char* menu_title = NULL;
+	u32 pressed;
+
+	unsigned int* currentpadmap = 0;
+	char temp[50] = "";
+	int i, j;
+	uint k;
+
+	/*** Update Menu Title (based on controller we're configuring) ***/
+	switch (ctrlr_type) {
+		case CTRLR_NUNCHUK:
+			menu_title = (char*)"VBA     -  NUNCHUK";
+			currentpadmap = ncpadmap;
+			break;
+		case CTRLR_CLASSIC:
+			menu_title = (char*)"VBA     -  CLASSIC";
+			currentpadmap = ccpadmap;
+			break;
+		case CTRLR_GCPAD:
+			menu_title = (char*)"VBA     -   GC PAD";
+			currentpadmap = gcpadmap;
+			break;
+		case CTRLR_WIIMOTE:
+			menu_title = (char*)"VBA     -  WIIMOTE";
+			currentpadmap = wmpadmap;
+			break;
+	};
+
+	while (quit == 0)
+	{
+		/*** Update Menu with Current ButtonMap ***/
+		for (i=0; i<10; i++) // vba pad has 10 buttons to config (go thru them)
+		{
+			// get current padmap button name to display
+			for ( j=0;
+					j < ctrlr_def[ctrlr_type].num_btns &&
+					currentpadmap[i] != ctrlr_def[ctrlr_type].map[j].btn	// match padmap button press with button names
+				; j++ );
+
+			memset (temp, 0, sizeof(temp));
+			strncpy (temp, cfg_btns_menu[i], 12);	// copy vba button information
+			if (currentpadmap[i] == ctrlr_def[ctrlr_type].map[j].btn)		// check if a match was made
+			{
+				for (k=0; k<7-strlen(ctrlr_def[ctrlr_type].map[j].name) ;k++) strcat(temp, " "); // add whitespace padding to align text
+				strncat (temp, ctrlr_def[ctrlr_type].map[j].name, 6);		// update button map display
+			}
+			else
+				strcat (temp, (char*)"---");								// otherwise, button is 'unmapped'
+			strncpy (cfg_btns_menu[i], temp, 19);	// move back updated information
+
+		}
+
+		ret = RunMenu (cfg_btns_menu, cfg_btns_count, menu_title, 16);
+
+		switch (ret)
+		{
+			case 0:
+			case 1:
+			case 2:
+			case 3:
+			case 4:
+			case 5:
+			case 6:
+			case 7:
+			case 8:
+			case 9:
+			case 10:
+			case 11:
+				/*** Change button map ***/
+				// wait for input
+				memset (temp, 0, sizeof(temp));
+				strncpy(temp, cfg_btns_menu[ret], 6);			// get the name of the vba button we're changing
+				pressed = GetButtonMap(ctrlr_type, temp);	// get a button selection from user
+				// FIX: check if input is valid for this controller
+				if (pressed != 0)	// check if a the button was configured, or if the user exited.
+					currentpadmap[ret] = pressed;	// update mapping
+				break;
+
+			case -1: /*** Button B ***/
+			case 12:
+				/*** Return ***/
+				quit = 1;
+				break;
+		}
+	}
+	menu = oldmenu;
+}	// end configurebuttons()
+
+int ctlrmenucount = 6;
+char ctlrmenu[][50] = {
+	"Nunchuk",
+	"Classic Controller",
+	"Wiimote",
+	"Gamecube Pad",
+	"Save Preferences",
+	"Go Back"
+};
+
+void
+ConfigureControllers ()
+{
+	int quit = 0;
+	int ret = 0;
+	int oldmenu = menu;
+	menu = 0;
+
+	// disable unavailable controller options if in GC mode
+	#ifndef HW_RVL
+		ctlrmenu[4][0] = '\0';
+		ctlrmenu[5][0] = '\0';
+		ctlrmenu[6][0] = '\0';
+	#endif
+
+	while (quit == 0)
+	{
+
+		/*** Controller Config Menu ***/
+        ret = RunMenu (ctlrmenu, ctlrmenucount, (char*)"Configure Controllers");
+
+		switch (ret)
+		{
+
+			case 0:
+				/*** Configure Nunchuk ***/
+				ConfigureButtons (CTRLR_NUNCHUK);
+				break;
+
+			case 1:
+				/*** Configure Classic ***/
+				ConfigureButtons (CTRLR_CLASSIC);
+				break;
+
+			case 2:
+				/*** Configure Wiimote ***/
+				ConfigureButtons (CTRLR_WIIMOTE);
+				break;
+
+			case 3:
+				/*** Configure GC Pad ***/
+				ConfigureButtons (CTRLR_GCPAD);
+				break;
+
+			case 4:
+				/*** Save Preferences Now ***/
+				SavePrefs(GCSettings.SaveMethod, NOTSILENT);
+				break;
+
+			case -1: /*** Button B ***/
+			case 5:
+				/*** Return ***/
+				quit = 1;
+				break;
+		}
+	}
+
+	menu = oldmenu;
+}
+
+/****************************************************************************
+ * Main Menu
+ ***************************************************************************/
+int menucount = 7;
+char menuitems[][50] = {
+  "Choose Game", "Controller Configuration", "Preferences",
+  "Game Menu",
+  "Credits", "Reset System", "Return to Loader"
+};
+
+void
+mainmenu (int selectedMenu)
+{
+	tb_t start,end;
+	mftb(&start);
+	StopAudio();
+
+	int quit = 0;
+	int ret;
+
+	// disable game-specific menu items if a ROM isn't loaded
+	if (ROMSize == 0 )
+    	menuitems[3][0] = '\0';
+	else
+		sprintf (menuitems[3], "Game Menu");
+
+	VIDEO_WaitVSync ();
+
+	while (quit == 0)
+	{
+		if(selectedMenu >= 0)
+		{
+			ret = selectedMenu;
+			selectedMenu = -1; // default back to main menu
+		}
+		else
+		{
+			ret = RunMenu (menuitems, menucount, (char*)"Main Menu");
+		}
+
+		switch (ret)
+		{
+			case 0:
+				// Load ROM Menu
+				quit = LoadManager ();
+				break;
+
+			case 1:
+				// Configure Controllers
+				ConfigureControllers ();
+				break;
+
+			case 2:
+				// Preferences
+				PreferencesMenu ();
+				break;
+
+			case 3:
+				// Game Options
+				quit = GameMenu ();
+				break;
+
+			case 4:
+				// Credits
+				Credits ();
+				WaitButtonA ();
+                break;
+
+			case 5:
+				// Reset the Gamecube/Wii
+			    Reboot();
+                break;
+
+			case 6:
+				// Exit to Loader
+				#ifdef HW_RVL
+					#ifdef WII_DVD
+					DI_Close();
+					#endif
+					exit(0);
+				#else	// gamecube
+					if (psoid[0] == PSOSDLOADID)
+						PSOReload ();
+				#endif
+				break;
+
+			case -1: // Button B
+				// Return to Game
+				quit = 1;
+				break;
+		}
+	}
+
+	/*** Remove any still held buttons ***/
+	#ifdef HW_RVL
+		while( PAD_ButtonsHeld(0) || WPAD_ButtonsHeld(0) )
+		    VIDEO_WaitVSync();
+	#else
+		while( PAD_ButtonsHeld(0) )
+		    VIDEO_WaitVSync();
+	#endif
+
+	StartAudio();
+	mftb(&end);
+	loadtimeradjust += tb_diff_msec(&end, &start);
+}

source/ngc/menu.h

@@ -0,0 +1,19 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May-June 2007
+ * Tantric August 2008
+ *
+ * menu.h
+ *
+ * Menu flow routines - handles all menu logic
+ ***************************************************************************/
+
+#ifndef _NGCMENU_
+
+#define _NGCMENU_
+
+void mainmenu (int selectedMenu);
+
+#endif

source/ngc/menudraw.cpp

@@ -0,0 +1,920 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 June 2007
+ * Tantric August 2008
+ *
+ * menudraw.cpp
+ *
+ * Menu drawing routines
+ *
+ * Uses libfreetype 2.2.1 compiled for GC with TTF support only.
+ * TTF only reduces the library by some 900k bytes!
+ *
+ * **WARNING***
+ *
+ * ONLY USE GUARANTEED PATENT FREE FONTS.
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <ogcsys.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <math.h>
+#include <wiiuse/wpad.h>
+#include <ft2build.h>
+#include <zlib.h>
+#include FT_FREETYPE_H
+
+#include "video.h"
+#include "menudraw.h"
+#include "vba.h"
+#include "filesel.h"
+#include "dvd.h"
+#include "input.h"
+
+/*** Globals ***/
+FT_Library ftlibrary;
+FT_Face face;
+FT_GlyphSlot slot;
+FT_UInt glyph_index;
+static unsigned int fonthi, fontlo;
+
+extern char fontface[];		/*** From fontface.s ***/
+extern int fontsize;		/*** From fontface.s ***/
+extern int screenheight;
+extern unsigned int *xfb[2];
+extern int whichfb;
+
+/*** Permanent backdrop ***/
+#ifdef HW_RVL
+u32 *backdrop;
+#else
+static u32 *backdrop;
+#endif
+unsigned int getcolour (u8 r1, u8 g1, u8 b1);
+void DrawLineFast( int startx, int endx, int y, u8 r, u8 g, u8 b );
+u32 getrgb( u32 ycbr, u32 low );
+
+/****************************************************************************
+ * Initialisation of libfreetype
+ ***************************************************************************/
+int
+FT_Init ()
+{
+
+  int err;
+
+  err = FT_Init_FreeType (&ftlibrary);
+  if (err)
+    return 1;
+
+  err =
+    FT_New_Memory_Face (ftlibrary, (FT_Byte *) fontface, fontsize, 0, &face);
+  if (err)
+    return 1;
+
+  setfontsize (16);
+  setfontcolour (0xff, 0xff, 0xff);
+
+  slot = face->glyph;
+
+  return 0;
+
+}
+
+/****************************************************************************
+ * setfontsize
+ *
+ * Set the screen font size in pixels
+ ***************************************************************************/
+void
+setfontsize (int pixelsize)
+{
+  int err;
+
+  err = FT_Set_Pixel_Sizes (face, 0, pixelsize);
+
+  if (err)
+    printf ("Error setting pixel sizes!");
+}
+
+/****************************************************************************
+ * DrawCharacter
+ * Draws a single character on the screen
+ ***************************************************************************/
+static void
+DrawCharacter (FT_Bitmap * bmp, FT_Int x, FT_Int y)
+{
+  FT_Int i, j, p, q;
+  FT_Int x_max = x + bmp->width;
+  FT_Int y_max = y + bmp->rows;
+  int spos;
+  unsigned int pixel;
+  int c;
+
+  for (i = x, p = 0; i < x_max; i++, p++)
+    {
+      for (j = y, q = 0; j < y_max; j++, q++)
+	{
+	  if (i < 0 || j < 0 || i >= 640 || j >= screenheight)
+	    continue;
+
+			/*** Convert pixel position to GC int sizes ***/
+	  spos = (j * 320) + (i >> 1);
+
+	  pixel = xfb[whichfb][spos];
+	  c = bmp->buffer[q * bmp->width + p];
+
+	  /*** Cool Anti-Aliasing doesn't work too well at hires on GC ***/
+	  if (c > 128)
+	    {
+	      if (i & 1)
+		pixel = (pixel & 0xffff0000) | fontlo;
+	      else
+		pixel = ((pixel & 0xffff) | fonthi);
+
+	      xfb[whichfb][spos] = pixel;
+	    }
+	}
+    }
+}
+
+/****************************************************************************
+ * DrawText
+ *
+ * Place the font bitmap on the screen
+ ***************************************************************************/
+void
+DrawText (int x, int y, char *text)
+{
+  int px, n;
+  int i;
+  int err;
+  int value, count;
+
+  n = strlen (text);
+  if (n == 0)
+    return;
+
+  setfontcolour (0x00, 0x00, 0x00);
+
+	/*** x == -1, auto centre ***/
+  if (x == -1)
+    {
+      value = 0;
+      px = 0;
+    }
+  else
+    {
+      value = 1;
+      px = x;
+    }
+
+  for (count = value; count < 2; count++)
+    {
+		/*** Draw the string ***/
+      for (i = 0; i < n; i++)
+	{
+	  err = FT_Load_Char (face, text[i], FT_LOAD_RENDER);
+
+	  if (err)
+	    {
+	      printf ("Error %c %d\n", text[i], err);
+	      continue;				/*** Skip unprintable characters ***/
+	    }
+
+	  if (count)
+	    DrawCharacter (&slot->bitmap, px + slot->bitmap_left,
+			   y - slot->bitmap_top);
+
+	  px += slot->advance.x >> 6;
+	}
+
+      px = (640 - px) >> 1;
+
+    }
+}
+
+/****************************************************************************
+ * setfontcolour
+ *
+ * Uses RGB triple values.
+ ***************************************************************************/
+void
+setfontcolour (u8 r, u8 g, u8 b)
+{
+  u32 fontcolour;
+
+  fontcolour = getcolour (r, g, b);
+  fonthi = fontcolour & 0xffff0000;
+  fontlo = fontcolour & 0xffff;
+}
+
+/****************************************************************************
+ * Display credits, legal copyright and licence
+ *
+ * THIS MUST NOT BE REMOVED IN ANY DERIVATIVE WORK.
+ ***************************************************************************/
+void
+Credits ()
+{
+	clearscreen ();
+
+	setfontcolour (0x00, 0x00, 0x00);
+
+	setfontsize (28);
+	DrawText (-1, 60, (char*)"Credits");
+
+	int ypos = 25;
+
+	if (screenheight == 480)
+		ypos += 52;
+	else
+		ypos += 32;
+
+	setfontsize (18);
+	DrawText (-1, ypos += 30, (char*)"Technical");
+
+	setfontsize (14);
+	DrawText (-1, ypos += 22, (char*)"Snes9x v1.5.1 - Snes9x Team");
+	DrawText (-1, ypos += 18, (char*)"GameCube Port 2.0 WIP6 and earlier - SoftDev");
+	DrawText (-1, ypos += 18, (char*)"Additional improvements to 2.0 WIP6 - eke-eke");
+	DrawText (-1, ypos += 18, (char*)"GameCube 2.0.1bx enhancements - crunchy2");
+	DrawText (-1, ypos += 18, (char*)"v00x updates - michniewski & Tantric");
+	DrawText (-1, ypos += 18, (char*)"GX - http://www.gc-linux.org");
+	DrawText (-1, ypos += 18, (char*)"libogc - Shagkur & wintermute");
+
+	setfontsize (18);
+	DrawText (-1, ypos += 30, (char*)"Testing");
+
+	setfontsize (14);
+	DrawText (-1, ypos += 22, (char*)"crunchy2 / tehskeen users / others");
+
+	setfontsize (18);
+	DrawText (-1, ypos += 30, (char*)"Documentation");
+
+	setfontsize (14);
+	DrawText (-1, ypos += 22, (char*)"brakken, crunchy2, michniewski");
+
+	setfontsize (12);
+	DrawText (-1, ypos += 50, (char*)"Snes9x - Copyright (c) Snes9x Team 1996 - 2006");
+	DrawText (-1, ypos += 15, (char*)"This software is open source and may be copied, distributed, or modified");
+	DrawText (-1, ypos += 15, (char*)"under the terms of the GNU General Public License (GPL) Version 2.");
+
+	showscreen ();
+}
+
+
+
+/****************************************************************************
+ * getcolour
+ *
+ * Simply converts RGB to Y1CbY2Cr format
+ *
+ * I got this from a pastebin, so thanks to whoever originally wrote it!
+ ***************************************************************************/
+
+unsigned int
+getcolour (u8 r1, u8 g1, u8 b1)
+{
+  int y1, cb1, cr1, y2, cb2, cr2, cb, cr;
+  u8 r2, g2, b2;
+
+  r2 = r1;
+  g2 = g1;
+  b2 = b1;
+
+  y1 = (299 * r1 + 587 * g1 + 114 * b1) / 1000;
+  cb1 = (-16874 * r1 - 33126 * g1 + 50000 * b1 + 12800000) / 100000;
+  cr1 = (50000 * r1 - 41869 * g1 - 8131 * b1 + 12800000) / 100000;
+
+  y2 = (299 * r2 + 587 * g2 + 114 * b2) / 1000;
+  cb2 = (-16874 * r2 - 33126 * g2 + 50000 * b2 + 12800000) / 100000;
+  cr2 = (50000 * r2 - 41869 * g2 - 8131 * b2 + 12800000) / 100000;
+
+  cb = (cb1 + cb2) >> 1;
+  cr = (cr1 + cr2) >> 1;
+
+  return ((y1 << 24) | (cb << 16) | (y2 << 8) | cr);
+}
+
+/****************************************************************************
+ * Wait for user to press A
+ ***************************************************************************/
+void
+WaitButtonA ()
+{
+#ifdef HW_RVL
+  while ( (PAD_ButtonsDown (0) & PAD_BUTTON_A) || (WPAD_ButtonsDown(0) & (WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A)) ) VIDEO_WaitVSync();
+  while (!(PAD_ButtonsDown (0) & PAD_BUTTON_A) && !(WPAD_ButtonsDown(0) & (WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A)) ) VIDEO_WaitVSync();
+#else
+  while ( PAD_ButtonsDown (0) & PAD_BUTTON_A ) VIDEO_WaitVSync();
+  while (!(PAD_ButtonsDown (0) & PAD_BUTTON_A) ) VIDEO_WaitVSync();
+#endif
+}
+
+/****************************************************************************
+ * Wait for user to press A or B. Returns 0 = B; 1 = A
+ ***************************************************************************/
+
+int
+WaitButtonAB ()
+{
+#ifdef HW_RVL
+    u32 gc_btns, wm_btns;
+
+    while ( (PAD_ButtonsDown (0) & (PAD_BUTTON_A | PAD_BUTTON_B))
+			|| (WPAD_ButtonsDown(0) & (WPAD_BUTTON_A | WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_A | WPAD_CLASSIC_BUTTON_B))
+			) VIDEO_WaitVSync();
+
+    while ( TRUE )
+    {
+        gc_btns = PAD_ButtonsDown (0);
+		wm_btns = WPAD_ButtonsDown (0);
+        if ( (gc_btns & PAD_BUTTON_A) || (wm_btns & (WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A)) )
+            return 1;
+        else if ( (gc_btns & PAD_BUTTON_B) || (wm_btns & (WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B)) )
+            return 0;
+    }
+#else
+    u32 gc_btns;
+
+    while ( (PAD_ButtonsDown (0) & (PAD_BUTTON_A | PAD_BUTTON_B)) ) VIDEO_WaitVSync();
+
+    while ( TRUE )
+    {
+        gc_btns = PAD_ButtonsDown (0);
+        if ( gc_btns & PAD_BUTTON_A )
+            return 1;
+        else if ( gc_btns & PAD_BUTTON_B )
+            return 0;
+    }
+#endif
+}
+
+/****************************************************************************
+ * Show a prompt
+ ***************************************************************************/
+void
+WaitPrompt (char *msg)
+{
+	int ypos = (screenheight - 64) >> 1;
+
+	if (screenheight == 480)
+		ypos += 52;
+	else
+		ypos += 32;
+
+	clearscreen ();
+	DrawText (-1, ypos, msg);
+	ypos += 30;
+	DrawText (-1, ypos, (char*)"Press A to continue");
+	showscreen ();
+	WaitButtonA ();
+}
+
+/****************************************************************************
+ * Show a prompt with choice of two options. Returns 1 if A button was pressed
+   and 0 if B button was pressed.
+ ***************************************************************************/
+int
+WaitPromptChoice (char *msg, char *bmsg, char *amsg)
+{
+	int ypos = (screenheight - 64) >> 1;
+
+	if (screenheight == 480)
+		ypos += 37;
+	else
+		ypos += 17;
+
+	clearscreen ();
+	DrawText (-1, ypos, msg);
+	ypos += 60;
+	char txt[80];
+	sprintf (txt, "B = %s   :   A = %s", bmsg, amsg);
+	DrawText (-1, ypos, txt);
+	showscreen ();
+	return WaitButtonAB ();
+}
+
+/****************************************************************************
+ * Show an action in progress
+ ***************************************************************************/
+void
+ShowAction (char *msg)
+{
+	int ypos = (screenheight - 30) >> 1;
+
+	if (screenheight == 480)
+		ypos += 52;
+	else
+		ypos += 32;
+
+	clearscreen ();
+	DrawText (-1, ypos, msg);
+	showscreen ();
+}
+
+/****************************************************************************
+ * Generic Menu Routines
+ ***************************************************************************/
+void
+DrawMenu (char items[][50], char *title, int maxitems, int selected, int fontsize, int x)
+{
+	int i, w = 0;
+	int ypos = 0;
+	int n = 1;
+	int line_height;
+
+	ypos = 45;
+
+	if (screenheight == 480)
+		ypos += 52;
+	else
+		ypos += 32;
+
+	clearscreen ();
+
+	setfontcolour (0, 0, 0);
+
+	if (title != NULL)
+	{
+		setfontsize (28);
+		DrawText (-1, 60, title);
+	}
+
+	setfontsize (12);
+	DrawText (510, screenheight - 20, VERSIONSTR);
+
+	// Draw menu items
+
+	setfontsize (fontsize);	// set font size
+
+	line_height = (fontsize + 8);
+
+	for (i = 0; i < maxitems; i++)
+	{
+		if(strlen(items[i]) > 0)
+		{
+			if ( items[i] == NULL )
+				ypos -= line_height;
+			else if (i == selected)
+			{
+				for( w = 0; w < line_height; w++ )
+					DrawLineFast( 30, 610, n * line_height + (ypos-line_height+6) + w, 0x80, 0x80, 0x80 );
+
+				setfontcolour (0xff, 0xff, 0xff);
+				DrawText (x, n * line_height + ypos, items[i]);
+				setfontcolour (0x00, 0x00, 0x00);
+			}
+			else
+			{
+				DrawText (x, n * line_height + ypos, items[i]);
+			}
+			n++;
+		}
+	}
+
+	showscreen ();
+
+}
+
+/****************************************************************************
+ * FindMenuItem
+ *
+ * Help function to find the next visible menu item on the list
+ * Supports menu wrap-around
+ ***************************************************************************/
+
+int FindMenuItem(char items[][50], int maxitems, int currentItem, int direction)
+{
+	int nextItem = currentItem + direction;
+
+	if(nextItem < 0)
+		nextItem = maxitems-1;
+	else if(nextItem >= maxitems)
+		nextItem = 0;
+
+	if(strlen(items[nextItem]) > 0)
+		return nextItem;
+	else
+		return FindMenuItem(&items[0], maxitems, nextItem, direction);
+}
+
+/****************************************************************************
+ * RunMenu
+ *
+ * Call this with the menu array defined in menu.cpp
+ * It's here to keep all the font / interface stuff together.
+ ***************************************************************************/
+int menu = 0;
+
+int
+RunMenu (char items[][50], int maxitems, char *title, int fontsize, int x)
+{
+    int redraw = 1;
+    int quit = 0;
+    int ret = 0;
+
+    u32 p = 0;
+	u32 wp = 0;
+    signed char gc_ay = 0;
+	signed char wm_ay = 0;
+
+    while (quit == 0)
+    {
+        if (redraw)
+        {
+            DrawMenu (&items[0], title, maxitems, menu, fontsize);
+            redraw = 0;
+        }
+
+		gc_ay = PAD_StickY (0);
+        p = PAD_ButtonsDown (0);
+#ifdef HW_RVL
+		wm_ay = WPAD_StickY (0,0);
+		wp = WPAD_ButtonsDown (0);
+#endif
+
+
+		VIDEO_WaitVSync();	// slow things down a bit so we don't overread the pads
+
+        /*** Look for up ***/
+        if ( (p & PAD_BUTTON_UP) || (wp & (WPAD_BUTTON_UP | WPAD_CLASSIC_BUTTON_UP)) || (gc_ay > PADCAL) || (wm_ay > PADCAL) )
+        {
+            redraw = 1;
+            menu = FindMenuItem(&items[0], maxitems, menu, -1);
+        }
+
+        /*** Look for down ***/
+        if ( (p & PAD_BUTTON_DOWN) || (wp & (WPAD_BUTTON_DOWN | WPAD_CLASSIC_BUTTON_DOWN)) || (gc_ay < -PADCAL) || (wm_ay < -PADCAL) )
+        {
+            redraw = 1;
+            menu = FindMenuItem(&items[0], maxitems, menu, +1);
+        }
+
+        if ((p & PAD_BUTTON_A) || (wp & (WPAD_BUTTON_A | WPAD_CLASSIC_BUTTON_A)))
+        {
+            quit = 1;
+            ret = menu;
+        }
+
+        if ((p & PAD_BUTTON_B) || (wp & (WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B)))
+        {
+            quit = -1;
+            ret = -1;
+        }
+    }
+
+	/*** Wait for B button to be released before proceeding ***/
+	while ( (PAD_ButtonsDown(0) & PAD_BUTTON_B)
+#ifdef HW_RVL
+			|| (WPAD_ButtonsDown(0) & (WPAD_BUTTON_B | WPAD_CLASSIC_BUTTON_B))
+#endif
+			)
+	{
+		ret = -1;
+		VIDEO_WaitVSync();
+	}
+
+    return ret;
+
+}
+
+/****************************************************************************
+ * Showfile screen
+ *
+ * Display the file selection to the user
+ ***************************************************************************/
+
+void
+ShowFiles (FILEENTRIES filelist[], int maxfiles, int offset, int selection)
+{
+	int i, j;
+	char text[MAXPATHLEN];
+	int ypos;
+	int w;
+
+	clearscreen ();
+
+	setfontsize (28);
+	DrawText (-1, 60, (char*)"Choose Game");
+
+	setfontsize(18);
+
+	ypos = (screenheight - ((PAGESIZE - 1) * 20)) >> 1;
+
+	if (screenheight == 480)
+		ypos += 24;
+	else
+		ypos += 10;
+
+	j = 0;
+	for (i = offset; i < (offset + PAGESIZE) && (i < maxfiles); i++)
+	{
+		if (filelist[i].flags)	// if a dir
+		{
+			strcpy (text, "[");
+			strcat (text, filelist[i].displayname);
+			strcat (text, "]");
+		}
+		else
+		{
+			// hide file extension on listing (.7z, .fig, .smc)
+			StripExt(text, filelist[i].displayname);
+		}
+		if (j == (selection - offset))
+		{
+			/*** Highlighted text entry ***/
+			for ( w = 0; w < 20; w++ )
+				DrawLineFast( 30, 610, ( j * 20 ) + (ypos-16) + w, 0x80, 0x80, 0x80 );
+
+			setfontcolour (0x00, 0x00, 0xe0);
+			DrawText (50, (j * 20) + ypos, text);
+			setfontcolour (0x00, 0x00, 0x00);
+		}
+		else
+		{
+			/*** Normal entry ***/
+			DrawText (50, (j * 20) + ypos, text);
+		}
+		j++;
+	}
+	showscreen ();
+}
+
+/****************************************************************************
+ * Cheats screen
+ *
+ * Displays a scrollable list of cheats to the user
+ ***************************************************************************/
+
+void
+ShowCheats (char items[][50], char itemvalues[][50], int maxitems, int offset, int selection)
+{
+	int i, j = 0;
+	int ypos;
+	int w;
+
+	clearscreen ();
+
+	setfontsize (28);
+	DrawText (-1, 60, (char*)"Cheats");
+
+	setfontsize(18);
+
+	ypos = (screenheight - ((PAGESIZE - 1) * 20)) >> 1;
+
+	if (screenheight == 480)
+		ypos += 24;
+	else
+		ypos += 10;
+
+	for (i = offset; i < (offset + PAGESIZE) && (i < maxitems); i++)
+	{
+		if (i == selection)
+		{
+			/*** Highlighted text entry ***/
+			for ( w = 0; w < 20; w++ )
+				DrawLineFast( 30, 610, ( j * 20 ) + (ypos-16) + w, 0x80, 0x80, 0x80 );
+
+			DrawText (150, (j * 20) + ypos, items[i]);
+			DrawText (400, (j * 20) + ypos, itemvalues[i]);
+		}
+		else
+		{
+			/*** Normal entry ***/
+			DrawText (150, (j * 20) + ypos, items[i]);
+			DrawText (400, (j * 20) + ypos, itemvalues[i]);
+		}
+		j++;
+	}
+	showscreen ();
+}
+
+
+/****************************************************************************
+ * DrawLine
+ *
+ * Quick'n'Dirty Bresenham line drawing routine.
+ ***************************************************************************/
+#define SIGN(x) ((x<0)?-1:((x>0)?1:0))
+
+void
+DrawLine (int x1, int y1, int x2, int y2, u8 r, u8 g, u8 b)
+{
+  u32 colour, pixel;
+  u32 colourhi, colourlo;
+  int i, dx, dy, sdx, sdy, dxabs, dyabs, x, y, px, py;
+  int sp;
+
+  colour = getcolour (r, g, b);
+  colourhi = colour & 0xffff0000;
+  colourlo = colour & 0xffff;
+
+  dx = x2 - x1;		/*** Horizontal distance ***/
+  dy = y2 - y1;		/*** Vertical distance ***/
+
+  dxabs = abs (dx);
+  dyabs = abs (dy);
+  sdx = SIGN (dx);
+  sdy = SIGN (dy);
+  x = dyabs >> 1;
+  y = dxabs >> 1;
+  px = x1;
+  py = y1;
+
+  sp = (py * 320) + (px >> 1);
+  pixel = xfb[whichfb][sp];
+	/*** Plot this pixel ***/
+  if (px & 1)
+    xfb[whichfb][sp] = (pixel & 0xffff0000) | colourlo;
+  else
+    xfb[whichfb][sp] = (pixel & 0xffff) | colourhi;
+
+  if (dxabs >= dyabs)		/*** Mostly horizontal ***/
+    {
+      for (i = 0; i < dxabs; i++)
+	{
+	  y += dyabs;
+	  if (y >= dxabs)
+	    {
+	      y -= dxabs;
+	      py += sdy;
+	    }
+
+	  px += sdx;
+
+	  sp = (py * 320) + (px >> 1);
+	  pixel = xfb[whichfb][sp];
+
+	  if (px & 1)
+	    xfb[whichfb][sp] = (pixel & 0xffff0000) | colourlo;
+	  else
+	    xfb[whichfb][sp] = (pixel & 0xffff) | colourhi;
+	}
+    }
+  else
+    {
+      for (i = 0; i < dyabs; i++)
+	{
+	  x += dxabs;
+	  if (x >= dyabs)
+	    {
+	      x -= dyabs;
+	      px += sdx;
+	    }
+
+	  py += sdy;
+
+	  sp = (py * 320) + (px >> 1);
+	  pixel = xfb[whichfb][sp];
+
+	  if (px & 1)
+	    xfb[whichfb][sp] = (pixel & 0xffff0000) | colourlo;
+	  else
+	    xfb[whichfb][sp] = (pixel & 0xffff) | colourhi;
+	}
+    }
+}
+
+/****************************************************************************
+ * Progress Bar
+ *
+ * Show the user what's happening
+ ***************************************************************************/
+void
+ShowProgress (char *msg, int done, int total)
+{
+  int ypos = (screenheight - 30) >> 1;
+
+  if (screenheight == 480)
+    ypos += 52;
+  else
+    ypos += 32;
+
+  int xpos;
+  int i;
+
+  clearscreen ();
+  DrawText (-1, ypos, msg);
+
+	/*** Draw a white outline box ***/
+  for (i = 380; i < 401; i++)
+    DrawLine (100, i, 540, i, 0xff, 0xff, 0xff);
+
+	/*** Show progess ***/
+  xpos = (int) (((float) done / (float) total) * 438);
+
+  for (i = 381; i < 400; i++)
+    DrawLine (101, i, 101 + xpos, i, 0x00, 0x00, 0x80);
+
+  showscreen ();
+}
+
+/****************************************************************************
+ * DrawPolygon
+ ***************************************************************************/
+void
+DrawPolygon (int vertices, int varray[], u8 r, u8 g, u8 b)
+{
+  int i;
+
+  for (i = 0; i < vertices - 1; i++)
+    {
+      DrawLine (varray[(i << 1)], varray[(i << 1) + 1], varray[(i << 1) + 2],
+		varray[(i << 1) + 3], r, g, b);
+    }
+
+  DrawLine (varray[0], varray[1], varray[(vertices << 1) - 2],
+	    varray[(vertices << 1) - 1], r, g, b);
+}
+
+/****************************************************************************
+ * Draw Line Fast
+ *
+ * This routine requires that start and endx are 32bit aligned.
+ * It tries to perform a semi-transparency over the existing image.
+ ***************************************************************************/
+
+#define SRCWEIGHT 0.7f
+#define DSTWEIGHT (1.0f - SRCWEIGHT)
+
+static inline u8 c_adjust( u8 c , float weight )
+{
+	return (u8)((float)c * weight);
+}
+
+void DrawLineFast( int startx, int endx, int y, u8 r, u8 g, u8 b )
+{
+	int width;
+	u32 offset;
+	int i;
+	u32 colour, clo, chi;
+	u32 lo,hi;
+	u8 *s, *d;
+
+	//colour = getcolour(r, g, b);
+	colour = ( r << 16 | g << 8 | b );
+	d = (u8 *)&colour;
+	d[1] = c_adjust(d[1], DSTWEIGHT);
+	d[2] = c_adjust(d[2], DSTWEIGHT);
+	d[3] = c_adjust(d[3], DSTWEIGHT);
+
+	width = ( endx - startx ) >> 1;
+	offset = ( y << 8 ) + ( y << 6 ) + ( startx >> 1 );
+
+	for ( i = 0; i < width; i++ )
+	{
+		lo = getrgb(xfb[whichfb][offset], 0);
+		hi = getrgb(xfb[whichfb][offset], 1);
+
+		s = (u8 *)&hi;
+		s[1] = ( ( c_adjust(s[1],SRCWEIGHT) ) + d[1] );
+		s[2] = ( ( c_adjust(s[2],SRCWEIGHT) ) + d[2] );
+		s[3] = ( ( c_adjust(s[3],SRCWEIGHT) ) + d[3] );
+
+		s = (u8 *)&lo;
+                s[1] = ( ( c_adjust(s[1],SRCWEIGHT) ) + d[1] );
+                s[2] = ( ( c_adjust(s[2],SRCWEIGHT) ) + d[2] );
+                s[3] = ( ( c_adjust(s[3],SRCWEIGHT) ) + d[3] );
+
+		clo = getcolour( s[1], s[2], s[3] );
+		s = (u8 *)&hi;
+		chi = getcolour( s[1], s[2], s[3] );
+
+		xfb[whichfb][offset++] = (chi & 0xffff0000 ) | ( clo & 0xffff) ;
+	}
+}
+
+/****************************************************************************
+ * Ok, I'm useless with Y1CBY2CR colour.
+ * So convert back to RGB so I can work with it -;)
+ ***************************************************************************/
+u32 getrgb( u32 ycbr, u32 low )
+{
+	u8 r,g,b;
+	u32 y;
+	s8 cb,cr;
+
+	if ( low )
+		y = ( ycbr & 0xff00 ) >> 8;
+	else
+		y = ( ycbr & 0xff000000 ) >> 24;
+
+	cr = ycbr & 0xff;
+	cb = ( ycbr & 0xff0000 ) >> 16;
+
+	cr -= 128;
+	cb -= 128;
+
+	r = (u8)((float)y + 1.371 * (float)cr);
+	g = (u8)((float)y - 0.698 * (float)cr - 0.336 * (float)cb);
+	b = (u8)((float)y + 1.732 * (float)cb);
+
+	return (u32)( r << 16 | g << 8 | b );
+
+}

source/ngc/menudraw.h

@@ -0,0 +1,46 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 June 2007
+ * Tantric August 2008
+ *
+ * menudraw.h
+ *
+ * Menu drawing routines
+ *
+ * Uses libfreetype 2.2.1 compiled for GC with TTF support only.
+ * TTF only reduces the library by some 900k bytes!
+ *
+ * **WARNING***
+ *
+ * ONLY USE GUARANTEED PATENT FREE FONTS.
+ ***************************************************************************/
+#ifndef _NGCMENUDRAW_
+#define _NGCMENUDRAW_
+
+#include "filesel.h"
+
+#define PAGESIZE 17 // max item listing on a screen
+
+int FT_Init ();
+void setfontsize (int pixelsize);
+void setfontcolour (u8 r, u8 g, u8 b);
+void DrawText (int x, int y, char *text);
+void unpackbackdrop ();
+void Credits ();
+void RomInfo ();
+void WaitButtonA ();
+int RunMenu (char items[][50], int maxitems, char *title, int fontsize = 20, int x = -1);
+void DrawMenu (char items[][50], char *title, int maxitems, int selected, int fontsize = 20, int x = -1);
+void ShowCheats (char items[][50], char itemvalues[][50], int maxitems, int offset, int selection);
+void ShowFiles (FILEENTRIES filelist[], int maxfiles, int offset, int selection);
+
+void WaitPrompt (char *msg);
+int WaitPromptChoice (char *msg, char* bmsg, char* amsg);
+void ShowAction (char *msg);
+void ShowProgress (char *msg, int done, int total);
+void DrawPolygon (int vertices, int *varray, u8 r, u8 g, u8 b);
+void DrawLineFast( int startx, int endx, int y, u8 r, u8 g, u8 b );
+
+#endif

source/ngc/preferences.cpp

@@ -0,0 +1,392 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * Tantric September 2008
+ *
+ * preferences.cpp
+ *
+ * Preferences save/load to XML file
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <string.h>
+#include <ogcsys.h>
+#include <mxml.h>
+
+#include "vba.h"
+#include "images/saveicon.h"
+#include "menudraw.h"
+#include "memcardop.h"
+#include "fileop.h"
+#include "smbop.h"
+#include "filesel.h"
+
+extern unsigned char savebuffer[];
+extern int currconfig[4];
+
+// button map configurations
+extern unsigned int gcpadmap[];
+extern unsigned int wmpadmap[];
+extern unsigned int ccpadmap[];
+extern unsigned int ncpadmap[];
+
+#define PREFS_FILE_NAME "SNES9xGX.xml"
+
+char prefscomment[2][32];
+
+/****************************************************************************
+ * Prepare Preferences Data
+ *
+ * This sets up the save buffer for saving.
+ ***************************************************************************/
+mxml_node_t *xml;
+mxml_node_t *data;
+mxml_node_t *section;
+mxml_node_t *item;
+mxml_node_t *elem;
+
+char temp[200];
+
+const char * toStr(int i)
+{
+	sprintf(temp, "%d", i);
+	return temp;
+}
+
+void createXMLSection(const char * name, const char * description)
+{
+	section = mxmlNewElement(data, "section");
+	mxmlElementSetAttr(section, "name", name);
+	mxmlElementSetAttr(section, "description", description);
+}
+
+void createXMLSetting(const char * name, const char * description, const char * value)
+{
+	item = mxmlNewElement(section, "setting");
+	mxmlElementSetAttr(item, "name", name);
+	mxmlElementSetAttr(item, "value", value);
+	mxmlElementSetAttr(item, "description", description);
+}
+
+void createXMLController(unsigned int controller[], const char * name, const char * description)
+{
+	item = mxmlNewElement(section, "controller");
+	mxmlElementSetAttr(item, "name", name);
+	mxmlElementSetAttr(item, "description", description);
+
+	// create buttons
+	for(int i=0; i < 12; i++)
+	{
+		elem = mxmlNewElement(item, "button");
+		mxmlElementSetAttr(elem, "number", toStr(i));
+		mxmlElementSetAttr(elem, "assignment", toStr(controller[i]));
+	}
+}
+
+const char * XMLSaveCallback(mxml_node_t *node, int where)
+{
+	const char *name;
+
+	name = node->value.element.name;
+
+	if(where == MXML_WS_BEFORE_CLOSE)
+	{
+		if(!strcmp(name, "file") || !strcmp(name, "section"))
+			return ("\n");
+		else if(!strcmp(name, "controller"))
+			return ("\n\t");
+	}
+	if (where == MXML_WS_BEFORE_OPEN)
+	{
+		if(!strcmp(name, "file"))
+			return ("\n");
+		else if(!strcmp(name, "section"))
+			return ("\n\n");
+		else if(!strcmp(name, "setting") || !strcmp(name, "controller"))
+			return ("\n\t");
+		else if(!strcmp(name, "button"))
+			return ("\n\t\t");
+	}
+	return (NULL);
+}
+
+
+int
+preparePrefsData (int method)
+{
+	int offset = 0;
+	memset (savebuffer, 0, SAVEBUFFERSIZE);
+
+	// add save icon and comments for Memory Card saves
+	if(method == METHOD_MC_SLOTA || method == METHOD_MC_SLOTB)
+	{
+		offset = sizeof (saveicon);
+
+		// Copy in save icon
+		memcpy (savebuffer, saveicon, offset);
+
+		// And the comments
+		sprintf (prefscomment[0], "%s Prefs", VERSIONSTR);
+		sprintf (prefscomment[1], "Preferences");
+		memcpy (savebuffer + offset, prefscomment, 64);
+		offset += 64;
+	}
+
+	xml = mxmlNewXML("1.0");
+	mxmlSetWrapMargin(0); // disable line wrapping
+
+	data = mxmlNewElement(xml, "file");
+	mxmlElementSetAttr(data, "version",VERSIONSTR);
+
+	createXMLSection("File", "File Settings");
+
+	createXMLSetting("AutoLoad", "Auto Load", toStr(GCSettings.AutoLoad));
+	createXMLSetting("AutoSave", "Auto Save", toStr(GCSettings.AutoSave));
+	createXMLSetting("LoadMethod", "Load Method", toStr(GCSettings.LoadMethod));
+	createXMLSetting("SaveMethod", "Save Method", toStr(GCSettings.SaveMethod));
+	createXMLSetting("LoadFolder", "Load Folder", GCSettings.LoadFolder);
+	createXMLSetting("SaveFolder", "Save Folder", GCSettings.SaveFolder);
+	createXMLSetting("CheatFolder", "Cheats Folder", GCSettings.CheatFolder);
+	createXMLSetting("VerifySaves", "Verify Memory Card Saves", toStr(GCSettings.VerifySaves));
+
+	createXMLSection("Network", "Network Settings");
+
+	createXMLSetting("smbip", "Share Computer IP", GCSettings.smbip);
+	createXMLSetting("smbshare", "Share Name", GCSettings.smbshare);
+	createXMLSetting("smbuser", "Share Username", GCSettings.smbuser);
+	createXMLSetting("smbpwd", "Share Password", GCSettings.smbpwd);
+
+	createXMLSection("Emulation", "Emulation Settings");
+
+	createXMLSection("Controller", "Controller Settings");
+
+	createXMLController(gcpadmap, "gcpadmap", "GameCube Pad");
+	createXMLController(wmpadmap, "wmpadmap", "Wiimote");
+	createXMLController(ccpadmap, "ccpadmap", "Classic Controller");
+	createXMLController(ncpadmap, "ncpadmap", "Nunchuk");
+
+	int datasize = mxmlSaveString(xml, (char *)savebuffer, SAVEBUFFERSIZE, XMLSaveCallback);
+
+	mxmlDelete(xml);
+
+	return datasize;
+}
+
+
+/****************************************************************************
+ * loadXMLSetting
+ *
+ * Load XML elements into variables for an individual variable
+ ***************************************************************************/
+
+void loadXMLSetting(char * var, const char * name)
+{
+	item = mxmlFindElement(xml, xml, "setting", "name", name, MXML_DESCEND);
+	if(item)
+		sprintf(var, "%s", mxmlElementGetAttr(item, "value"));
+}
+void loadXMLSetting(int * var, const char * name)
+{
+	item = mxmlFindElement(xml, xml, "setting", "name", name, MXML_DESCEND);
+	if(item)
+		*var = atoi(mxmlElementGetAttr(item, "value"));
+}
+void loadXMLSetting(bool * var, const char * name)
+{
+	item = mxmlFindElement(xml, xml, "setting", "name", name, MXML_DESCEND);
+	if(item)
+		*var = atoi(mxmlElementGetAttr(item, "value"));
+}
+
+/****************************************************************************
+ * loadXMLController
+ *
+ * Load XML elements into variables for a controller mapping
+ ***************************************************************************/
+
+void loadXMLController(unsigned int controller[], const char * name)
+{
+	item = mxmlFindElement(xml, xml, "controller", "name", name, MXML_DESCEND);
+
+	if(item)
+	{
+		// populate buttons
+		for(int i=0; i < 12; i++)
+		{
+			elem = mxmlFindElement(item, xml, "button", "number", toStr(i), MXML_DESCEND);
+			if(elem)
+				controller[i] = atoi(mxmlElementGetAttr(elem, "assignment"));
+		}
+	}
+}
+
+/****************************************************************************
+ * decodePrefsData
+ *
+ * Decodes preferences - parses XML and loads preferences into the variables
+ ***************************************************************************/
+
+bool
+decodePrefsData (int method)
+{
+	int offset = 0;
+
+	// skip save icon and comments for Memory Card saves
+	if(method == METHOD_MC_SLOTA || method == METHOD_MC_SLOTB)
+	{
+		offset = sizeof (saveicon);
+		offset += 64; // sizeof prefscomment
+	}
+
+	xml = mxmlLoadString(NULL, (char *)savebuffer+offset, MXML_TEXT_CALLBACK);
+
+	// check settings version
+	// we don't do anything with the version #, but we'll store it anyway
+	char * version;
+	item = mxmlFindElement(xml, xml, "file", "version", NULL, MXML_DESCEND);
+	if(item) // a version entry exists
+		version = (char *)mxmlElementGetAttr(item, "version");
+	else // version # not found, must be invalid
+		return false;
+
+	// File Settings
+
+	loadXMLSetting(&GCSettings.AutoLoad, "AutoLoad");
+	loadXMLSetting(&GCSettings.AutoSave, "AutoSave");
+	loadXMLSetting(&GCSettings.LoadMethod, "LoadMethod");
+	loadXMLSetting(&GCSettings.SaveMethod, "SaveMethod");
+	loadXMLSetting(GCSettings.LoadFolder, "LoadFolder");
+	loadXMLSetting(GCSettings.SaveFolder, "SaveFolder");
+	loadXMLSetting(GCSettings.CheatFolder, "CheatFolder");
+	loadXMLSetting(&GCSettings.VerifySaves, "VerifySaves");
+
+	// Network Settings
+
+	loadXMLSetting(GCSettings.smbip, "smbip");
+	loadXMLSetting(GCSettings.smbshare, "smbshare");
+	loadXMLSetting(GCSettings.smbuser, "smbuser");
+	loadXMLSetting(GCSettings.smbpwd, "smbpwd");
+
+	// Emulation Settings
+
+	// Controller Settings
+
+	loadXMLController(gcpadmap, "gcpadmap");
+	loadXMLController(wmpadmap, "wmpadmap");
+	loadXMLController(ccpadmap, "ccpadmap");
+	loadXMLController(ncpadmap, "ncpadmap");
+
+	mxmlDelete(xml);
+
+	return true;
+}
+
+/****************************************************************************
+ * Save Preferences
+ ***************************************************************************/
+bool
+SavePrefs (int method, bool silent)
+{
+	if(method == METHOD_AUTO)
+		method = autoSaveMethod();
+
+	char filepath[1024];
+	int datasize;
+	int offset = 0;
+
+	datasize = preparePrefsData (method);
+
+	if (!silent)
+		ShowAction ((char*) "Saving preferences...");
+
+	if(method == METHOD_SD || method == METHOD_USB)
+	{
+		if(ChangeFATInterface(method, NOTSILENT))
+		{
+			sprintf (filepath, "%s/%s/%s", ROOTFATDIR, GCSettings.SaveFolder, PREFS_FILE_NAME);
+			offset = SaveBufferToFAT (filepath, datasize, silent);
+		}
+	}
+	else if(method == METHOD_SMB)
+	{
+		sprintf (filepath, "%s/%s", GCSettings.SaveFolder, PREFS_FILE_NAME);
+		offset = SaveBufferToSMB (filepath, datasize, silent);
+	}
+	else if(method == METHOD_MC_SLOTA)
+	{
+		offset = SaveBufferToMC (savebuffer, CARD_SLOTA, (char *)PREFS_FILE_NAME, datasize, silent);
+	}
+	else if(method == METHOD_MC_SLOTB)
+	{
+		offset = SaveBufferToMC (savebuffer, CARD_SLOTB, (char *)PREFS_FILE_NAME, datasize, silent);
+	}
+
+	if (offset > 0)
+	{
+		if (!silent)
+			WaitPrompt ((char *)"Preferences saved");
+		return true;
+	}
+	return false;
+}
+
+/****************************************************************************
+ * Load Preferences from specified method
+ ***************************************************************************/
+bool
+LoadPrefsFromMethod (int method)
+{
+	bool retval = false;
+	char filepath[1024];
+	int offset = 0;
+
+	if(method == METHOD_SD || method == METHOD_USB)
+	{
+		if(ChangeFATInterface(method, NOTSILENT))
+		{
+			sprintf (filepath, "%s/%s/%s", ROOTFATDIR, GCSettings.SaveFolder, PREFS_FILE_NAME);
+			offset = LoadBufferFromFAT (filepath, SILENT);
+		}
+	}
+	else if(method == METHOD_SMB)
+	{
+		sprintf (filepath, "%s/%s", GCSettings.SaveFolder, PREFS_FILE_NAME);
+		offset = LoadBufferFromSMB (filepath, SILENT);
+	}
+	else if(method == METHOD_MC_SLOTA)
+	{
+		offset = LoadBufferFromMC (savebuffer, CARD_SLOTA, (char *)PREFS_FILE_NAME, SILENT);
+	}
+	else if(method == METHOD_MC_SLOTB)
+	{
+		offset = LoadBufferFromMC (savebuffer, CARD_SLOTB, (char *)PREFS_FILE_NAME, SILENT);
+	}
+
+	if (offset > 0)
+		retval = decodePrefsData (method);
+
+	return retval;
+}
+
+/****************************************************************************
+ * Load Preferences
+ * Checks sources consecutively until we find a preference file
+ ***************************************************************************/
+bool LoadPrefs()
+{
+	ShowAction ((char*) "Loading preferences...");
+	bool prefFound = false;
+	if(ChangeFATInterface(METHOD_SD, SILENT))
+		prefFound = LoadPrefsFromMethod(METHOD_SD);
+	if(!prefFound && ChangeFATInterface(METHOD_USB, SILENT))
+		prefFound = LoadPrefsFromMethod(METHOD_USB);
+	if(!prefFound && TestCard(CARD_SLOTA, SILENT))
+		prefFound = LoadPrefsFromMethod(METHOD_MC_SLOTA);
+	if(!prefFound && TestCard(CARD_SLOTB, SILENT))
+		prefFound = LoadPrefsFromMethod(METHOD_MC_SLOTB);
+	if(!prefFound && ConnectShare (SILENT))
+		prefFound = LoadPrefsFromMethod(METHOD_SMB);
+
+	return prefFound;
+}

source/ngc/preferences.h

@@ -0,0 +1,12 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * Tantric September 2008
+ *
+ * preferences.h
+ *
+ * Preferences save/load to XML file
+ ***************************************************************************/
+
+bool SavePrefs (int method, bool silent);
+bool LoadPrefs ();

source/ngc/sdfileio.c

@@ -50,7 +50,7 @@ int gen_fread( void *buffer, int len, int block, FILE* f )
  * SD Card fclose
  */
 void gen_fclose( FILE* f )
-{	
+{
 	fclose(f);
 }
 
@@ -73,7 +73,7 @@ int gen_fgetc( FILE* f )
 	return fgetc(f);
 }
 
-static struct stat _fstat;  
+static struct stat _fstat;
 char filename[1024];
 int fcount = 0;
 
@@ -83,15 +83,15 @@ int fcount = 0;
 int gen_getdir( char *thisdir )
 {
   memset(&direntries[0],0,MAXDIRENTRIES*255);
-  
+
   DIR_ITER* dp = diropen( thisdir );
-    
+
   if ( dp )
     {
       while ( dirnext(dp, filename, &_fstat) == 0 )
         {
-	        
-          // Skip any sub directories 
+
+          // Skip any sub directories
           if ( !(_fstat.st_mode & S_IFDIR) )
             {
               memcpy(&direntries[fcount],&filename,strlen(filename));
@@ -100,9 +100,9 @@ int gen_getdir( char *thisdir )
         }
         dirclose(dp);
     }
-    else 
+    else
     	return 0;
-	
+
 
   return fcount;
 

source/ngc/smbop.cpp

@@ -0,0 +1,339 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric August 2008
+ *
+ * smbload.cpp
+ *
+ * SMB support routines
+ ****************************************************************************/
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <ogcsys.h>
+#include <network.h>
+#include <smb.h>
+#include <zlib.h>
+#include <errno.h>
+
+#include "vba.h"
+#include "smbop.h"
+#include "gcunzip.h"
+#include "video.h"
+#include "menudraw.h"
+#include "filesel.h"
+
+bool networkInit = false;
+bool networkShareInit = false;
+unsigned int SMBTimer = 0;
+#define SMBTIMEOUT ( 3600 ) // Some implementations timeout in 10 minutes
+
+SMBCONN smbconn;
+#define ZIPCHUNK 16384
+
+extern unsigned char savebuffer[];
+extern char output[16384];
+extern int offset;
+extern int selection;
+extern char currentdir[MAXPATHLEN];
+extern FILEENTRIES filelist[MAXFILES];
+
+
+/****************************************************************************
+ * InitializeNetwork
+ * Initializes the Wii/GameCube network interface
+ ****************************************************************************/
+
+bool InitializeNetwork(bool silent)
+{
+	ShowAction ((char*) "Initializing network...");
+	s32 result;
+
+	while ((result = net_init()) == -EAGAIN);
+
+	if (result >= 0)
+	{
+		char myIP[16];
+
+		if (if_config(myIP, NULL, NULL, true) < 0)
+		{
+			if(!silent)
+				WaitPrompt((char*) "Error reading IP address.");
+			return false;
+		}
+		else
+		{
+			return true;
+		}
+	}
+
+	if(!silent)
+		WaitPrompt((char*) "Unable to initialize network.");
+	return false;
+}
+
+/****************************************************************************
+ * Mount SMB Share
+ ****************************************************************************/
+
+bool
+ConnectShare (bool silent)
+{
+	// Crashes or stalls system in GameCube mode - so disable
+	#ifndef HW_RVL
+	return false;
+	#endif
+
+	// check that all parameter have been set
+	if(strlen(GCSettings.smbuser) == 0 ||
+		strlen(GCSettings.smbpwd) == 0 ||
+		strlen(GCSettings.smbshare) == 0 ||
+		strlen(GCSettings.smbip) == 0)
+	{
+		if(!silent)
+			WaitPrompt((char*) "Invalid network settings. Check SNES9xGX.xml.");
+		return false;
+	}
+
+	if(!networkInit)
+		networkInit = InitializeNetwork(silent);
+
+	if(networkInit)
+	{
+		// connection may have expired
+		if (networkShareInit && SMBTimer > SMBTIMEOUT)
+		{
+			networkShareInit = false;
+			SMBTimer = 0;
+			SMB_Close(smbconn);
+		}
+
+		if(!networkShareInit)
+		{
+			if(!silent)
+				ShowAction ((char*) "Connecting to network share...");
+
+			if(SMB_Connect(&smbconn, GCSettings.smbuser, GCSettings.smbpwd,
+			GCSettings.smbgcid, GCSettings.smbsvid, GCSettings.smbshare, GCSettings.smbip) == SMB_SUCCESS)
+				networkShareInit = true;
+		}
+
+		if(!networkShareInit && !silent)
+			WaitPrompt ((char*) "Failed to connect to network share.");
+	}
+
+	return networkShareInit;
+}
+
+/****************************************************************************
+ * SMBPath
+ *
+ * Returns a SMB-style path
+ *****************************************************************************/
+
+char * SMBPath(char * path)
+{
+	// fix path - replace all '/' with '\'
+	for(uint i=0; i < strlen(path); i++)
+		if(path[i] == '/')
+			path[i] = '\\';
+
+	return path;
+}
+
+/****************************************************************************
+ * parseSMBDirectory
+ *
+ * Load the directory and put in the filelist array
+ *****************************************************************************/
+int
+ParseSMBdirectory ()
+{
+	if(!ConnectShare (NOTSILENT))
+		return 0;
+
+	int filecount = 0;
+	char searchpath[1024];
+	SMBDIRENTRY smbdir;
+
+	// initialize selection
+	selection = offset = 0;
+
+	// Clear any existing values
+	memset (&filelist, 0, sizeof (FILEENTRIES) * MAXFILES);
+
+	if(strlen(currentdir) <= 1) // root
+		sprintf(searchpath, "*");
+	else
+		sprintf(searchpath, "%s/*", currentdir);
+
+	if (SMB_FindFirst
+	(SMBPath(searchpath), SMB_SRCH_READONLY | SMB_SRCH_DIRECTORY, &smbdir, smbconn) != SMB_SUCCESS)
+	{
+		char msg[200];
+		sprintf(msg, "Could not open %s", currentdir);
+		WaitPrompt (msg);
+
+		// if we can't open the dir, open root dir
+		sprintf(searchpath, "/");
+		sprintf(searchpath,"*");
+
+		if (SMB_FindFirst
+		(SMBPath(searchpath), SMB_SRCH_READONLY | SMB_SRCH_DIRECTORY, &smbdir, smbconn) != SMB_SUCCESS)
+			return 0;
+	}
+
+	// index files/folders
+	do
+	{
+		if(strcmp(smbdir.name,".") != 0 &&
+		!(strlen(currentdir) <= 1 && strcmp(smbdir.name,"..") == 0))
+		{
+			memset (&filelist[filecount], 0, sizeof (FILEENTRIES));
+			filelist[filecount].length = smbdir.size_low;
+			smbdir.name[MAXJOLIET] = 0;
+
+			if(smbdir.attributes == SMB_SRCH_DIRECTORY)
+				filelist[filecount].flags = 1; // flag this as a dir
+			else
+				filelist[filecount].flags = 0;
+
+			// Update display name
+			memcpy (&filelist[filecount].displayname, smbdir.name, MAXDISPLAY);
+			filelist[filecount].displayname[MAXDISPLAY] = 0;
+
+			strcpy (filelist[filecount].filename, smbdir.name);
+			filecount++;
+		}
+	} while (SMB_FindNext (&smbdir, smbconn) == SMB_SUCCESS);
+
+	// close directory
+	SMB_FindClose (smbconn);
+
+	// Sort the file list
+	qsort(filelist, filecount, sizeof(FILEENTRIES), FileSortCallback);
+
+	return filecount;
+}
+
+/****************************************************************************
+ * Load SMB file
+ ****************************************************************************/
+int
+LoadSMBFile (char *filename, int length)
+{
+	char filepath[MAXPATHLEN];
+
+	/* Check filename length */
+	if ((strlen(currentdir)+1+strlen(filelist[selection].filename)) < MAXPATHLEN)
+		sprintf(filepath, "%s/%s",currentdir,filelist[selection].filename);
+	else
+	{
+		WaitPrompt((char*) "Maximum filepath length reached!");
+		return -1;
+	}
+	return 0;
+	//return LoadBufferFromSMB((char *)Memory.ROM, SMBPath(filepath), NOTSILENT);
+}
+
+/****************************************************************************
+ * Write savebuffer to SMB file
+ ****************************************************************************/
+int
+SaveBufferToSMB (char *filepath, int datasize, bool silent)
+{
+	if(!ConnectShare (NOTSILENT))
+		return 0;
+
+	SMBFILE smbfile;
+	int dsize = datasize;
+	int wrote = 0;
+	int boffset = 0;
+
+	smbfile =
+	SMB_OpenFile (SMBPath(filepath), SMB_OPEN_WRITING | SMB_DENY_NONE,
+	SMB_OF_CREATE | SMB_OF_TRUNCATE, smbconn);
+
+	if (smbfile)
+	{
+		while (dsize > 0)
+		{
+			if (dsize > 1024)
+				wrote =
+					SMB_WriteFile ((char *) savebuffer + boffset, 1024, boffset, smbfile);
+			else
+				wrote =
+					SMB_WriteFile ((char *) savebuffer + boffset, dsize, boffset, smbfile);
+
+			boffset += wrote;
+			dsize -= wrote;
+		}
+		SMB_CloseFile (smbfile);
+	}
+	else
+	{
+		char msg[100];
+		sprintf(msg, "Couldn't save SMB: %s", SMBPath(filepath));
+		WaitPrompt (msg);
+	}
+
+	ClearSaveBuffer ();
+	return boffset;
+}
+
+/****************************************************************************
+ * Load up a buffer from SMB file
+ ****************************************************************************/
+
+// no buffer is specified - so use savebuffer
+int
+LoadBufferFromSMB (char *filepath, bool silent)
+{
+	ClearSaveBuffer ();
+	return LoadBufferFromSMB((char *)savebuffer, filepath, silent);
+}
+
+int
+LoadBufferFromSMB (char * sbuffer, char *filepath, bool silent)
+{
+	if(!ConnectShare (NOTSILENT))
+		return 0;
+
+	SMBFILE smbfile;
+	int ret;
+	int boffset = 0;
+
+	smbfile =
+	SMB_OpenFile (SMBPath(filepath), SMB_OPEN_READING, SMB_OF_OPEN, smbconn);
+
+	if (!smbfile)
+	{
+		if(!silent)
+		{
+			char msg[100];
+			sprintf(msg, "Couldn't open SMB: %s", SMBPath(filepath));
+			WaitPrompt (msg);
+		}
+		return 0;
+	}
+
+	ret = SMB_ReadFile (sbuffer, 1024, boffset, smbfile);
+
+	if (IsZipFile (sbuffer))
+	{
+		boffset = UnZipFile ((unsigned char *)sbuffer, smbfile); // unzip from SMB
+	}
+	else
+	{
+		// Just load the file up
+		while ((ret = SMB_ReadFile (sbuffer + boffset, 1024, boffset, smbfile)) > 0)
+			boffset += ret;
+	}
+	SMB_CloseFile (smbfile);
+
+	return boffset;
+}

source/ngc/smbop.h

@@ -0,0 +1,27 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric August 2008
+ *
+ * smbload.h
+ *
+ * SMB support routines
+ ****************************************************************************/
+
+#ifndef _NGCSMB_
+
+#define _NGCSMB_
+
+bool InitializeNetwork(bool silent);
+bool ConnectShare (bool silent);
+char * SMBPath(char * path);
+int UpdateSMBdirname();
+int ParseSMBdirectory ();
+int LoadSMBFile (char *filename, int length);
+int LoadBufferFromSMB (char *filepath, bool silent);
+int LoadBufferFromSMB (char * sbuffer, char *filepath, bool silent);
+int SaveBufferToSMB (char *filepath, int datasize, bool silent);
+
+#endif

source/ngc/tbtime.h

@@ -3,10 +3,9 @@
 ****************************************************************************/
 #ifndef __TMBINCTIMER__
 #define __TMBINCTIMER__
-#ifdef WII_BUILD
+#ifdef HW_RVL
 #define TB_CLOCK  60750000 //WII
-#endif
-#ifdef GC_BUILD
+#else
 #define TB_CLOCK  40500000
 #endif
 #define mftb(rval) ({unsigned long u; do { \

source/ngc/vba.cpp

@@ -0,0 +1,107 @@
+/****************************************************************************
+* VisualBoyAdvance 1.7.2
+* Nintendo GameCube Wrapper
+****************************************************************************/
+
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include <ogcsys.h>
+#include <unistd.h>
+#include <wiiuse/wpad.h>
+#include <sdcard/card_cmn.h>
+#include <sdcard/wiisd_io.h>
+#include <sdcard/card_io.h>
+#include <fat.h>
+
+#ifdef WII_DVD
+extern "C" {
+#include <di/di.h>
+}
+#endif
+
+#include "vbasupport.h"
+#include "audio.h"
+#include "dvd.h"
+#include "smbop.h"
+#include "menu.h"
+#include "menudraw.h"
+#include "input.h"
+#include "video.h"
+#include "vbaconfig.h"
+
+extern int ROMSize;
+extern int emulating;
+
+
+/****************************************************************************
+* main
+*
+* Program entry
+****************************************************************************/
+int main()
+{
+#ifdef WII_DVD
+	DI_Init();	// first
+#endif
+
+	int selectedMenu = -1;
+
+	PAD_Init ();			/*** Initialise pads for input ***/
+	#ifdef HW_RVL
+	WPAD_Init();
+	// read wiimote accelerometer and IR data
+	WPAD_SetDataFormat(WPAD_CHAN_ALL,WPAD_FMT_BTNS_ACC_IR);
+	WPAD_SetVRes(WPAD_CHAN_ALL,640,480);
+	#endif
+
+	InitialiseVideo();
+
+	// Initialise freetype font system
+	if (FT_Init ())
+	{
+		printf ("Cannot initialise font subsystem!\n");
+		while (1);
+	}
+
+	// Initialize libFAT for SD and USB
+	fatInitDefault();
+
+	// Initialize DVD subsystem (GameCube only)
+	#ifndef HW_RVL
+	DVD_Init ();
+	#endif
+
+	// Check if DVD drive belongs to a Wii
+	SetDVDDriveType();
+
+	InitialiseSound();
+
+	InitialisePalette();
+
+	// Set defaults
+	DefaultSettings ();
+
+	while (ROMSize == 0)
+	{
+		mainmenu (selectedMenu);
+	}
+
+	//Main loop
+	while(1)
+	{
+		while (emulating)
+		{
+			emulator.emuMain(emulator.emuCount);
+		}
+	}
+
+  // Never leaving here
+  while(1);
+
+  return 0;
+}
+

source/ngc/vba.h

@@ -0,0 +1,56 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007-July 2007
+ * Tantric September 2008
+ *
+ * snes9xGX.h
+ *
+ * This file controls overall program flow. Most things start and end here!
+ ***************************************************************************/
+
+#ifndef _VBA_H_
+#define _VBA_H_
+
+#include <gccore.h>
+
+#define VERSIONNUM "1.0.0"
+#define VERSIONSTR "VBA 1.0.0"
+
+#define NOTSILENT 0
+#define SILENT 1
+
+enum {
+	METHOD_AUTO,
+	METHOD_SD,
+	METHOD_USB,
+	METHOD_DVD,
+	METHOD_SMB,
+	METHOD_MC_SLOTA,
+	METHOD_MC_SLOTB
+};
+
+struct SGCSettings{
+    int		AutoLoad;
+    int		AutoSave;
+    int		LoadMethod; // For ROMS: Auto, SD, DVD, USB, Network (SMB)
+	int		SaveMethod; // For SRAM, Freeze, Prefs: Auto, SD, Memory Card Slot A, Memory Card Slot B, USB, SMB
+	char	LoadFolder[200]; // Path to game files
+	char	SaveFolder[200]; // Path to save files
+	char	CheatFolder[200]; // Path to cheat files
+	char	gcip[16];
+	char	gwip[16];
+	char	mask[16];
+	char	smbip[16];
+	char	smbuser[20];
+	char	smbpwd[20];
+	char	smbgcid[20];
+	char	smbsvid[20];
+	char	smbshare[20];
+	int		VerifySaves;
+};
+
+extern struct SGCSettings GCSettings;
+
+#endif

source/ngc/vba172.cpp

@@ -1,837 +0,0 @@
-/****************************************************************************
-* VisualBoyAdvance 1.7.2
-* Nintendo GameCube Wrapper
-****************************************************************************/
-#include <gccore.h>
-#include <ogcsys.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <debug.h>
-
-#ifdef WII_BUILD
-
-extern "C"
-  {
-#include <ogc/conf.h>
-#include <math.h>
-#include <wiiuse/wpad.h>
-extern s32 CONF_Init(void);
-  }
-  
-extern int isClassicAvailable;
-extern int isWiimoteAvailable;
-
-void setup_controllers()
-{	/*  Doesn't work, either always returns 
-	WiimoteAvailable only or apparently switches 
-	REALLY fast between the two.  WTF.
-
-	WPAD_ScanPads();
-	WPADData pad;
-	WPAD_ReadEvent(0, &pad);
-	// User can use just wiimote
-	if(pad.exp.type == WPAD_EXP_NONE)
-	{
-		isClassicAvailable = 0;
-		isWiimoteAvailable = 1;
-		return;
-	}
-	
-	// User can use a Classic controller	
-	else if(pad.exp.type == WPAD_EXP_CLASSIC)
-	{
-		isClassicAvailable = 1;
-		WPAD_SetDataFormat(0, WPAD_FMT_BTNS);
-		return;
-	}
-	// User will have to use a GC controller
-	else	
-	{
-		isClassicAvailable = 0;
-		isWiimoteAvailable = 0;
-		return;
-	}
-	*/
-	isClassicAvailable = 1;
-	isWiimoteAvailable = 1;
-	return;
-}
-#endif
-
-#include "mixer.h"
-#include "gcpad.h"
-#include "vmmem.h"
-#include "pal60.h"
-
-
-extern "C"
-  {
-#include "gx_supp.h"
-#include "tbtime.h"
-#include "sdfileio.h"
-  }
-
-/** VBA **/
-#include "GBA.h"
-#include "agbprint.h"
-#include "Flash.h"
-#include "Port.h"
-#include "RTC.h"
-#include "Sound.h"
-#include "Text.h"
-#include "unzip.h"
-#include "Util.h"
-#include "gb/GB.h"
-#include "gb/gbGlobals.h"
-
-/**
- * Globals
- */
-int RGB_LOW_BITS_MASK=0x821;
-int systemSaveUpdateCounter = SYSTEM_SAVE_NOT_UPDATED;
-u16 systemGbPalette[24];
-int systemDebug = 0;
-int emulating = 0;
-int systemFrameSkip = 0;
-int systemRedShift = 0;
-int systemBlueShift = 0;
-int systemGreenShift = 0;
-int systemColorDepth = 0;
-int sensorX = 2047;
-int sensorY = 2047;
-u16 systemColorMap16[0x10000];
-//u32 systemColorMap32[0x10000];
-u32 *systemColorMap32 = (u32 *)&systemColorMap16;
-bool systemSoundOn = false;
-int systemVerbose = 0;
-int cartridgeType = 0;
-int srcWidth = 0;
-int srcHeight = 0;
-int destWidth = 0;
-int destHeight = 0;
-int srcPitch = 0;
-int saveExists = 0; 
-extern int menuCalled;
-#define WITHGX	1
-#define DEBUGON 0
-
-
-
-#if DEBUGON
-const char *dbg_local_ip = "192.168.1.32";
-const char *dbg_netmask = "255.255.255.0";
-const char *dbg_gw = "192.168.1.100";
-#endif
-
-/*** 2D Video Globals ***/
-GXRModeObj *vmode;		/*** Graphics Mode Object ***/
-u32 *xfb[2] = { NULL, NULL };	/*** Framebuffers ***/
-int whichfb = 0;		/*** Frame buffer toggle ***/
-
-void debuggerOutput(char *, u32)
-{}
-
-void (*dbgOutput)(char *, u32) = debuggerOutput;
-
-/**
- * Locals
- */
-
-extern char *MENU_GetLoadFile( char *whichdir );
-extern void MENU_DrawString( int x, int y, char *msg, int style );
-
-struct EmulatedSystem emulator =
-    {
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      NULL,
-      false,
-      0
-    };
-
-static tb_t start, now;
-static u8 soundbuffer[3200] ATTRIBUTE_ALIGN(32);
-
-u32 loadtimeradjust;
-
-void doScan(u32 blah)
-{
-	PAD_ScanPads();
-}
-
-
-int throttle = 100;
-u32 throttleLastTime = 0;
-
-char filename[1024];	//rom file name
-char batfilename[1024]; //battery save file name
-char statename[1024]; //savestate file name
-/****************************************************************************
-* Initialise Video
-*
-* Before doing anything in libogc, it's recommended to configure a video
-* output.
-****************************************************************************/
-static void
-Initialise (void)
-{
-  VIDEO_Init ();		/*** ALWAYS CALL FIRST IN ANY LIBOGC PROJECT!
-  				     Not only does it initialise the video 
-  				     subsystem, but also sets up the ogc os
-  				***/
-#if DEBUGON
-  DEBUG_Init(2424);
-  _break();
-#endif
-
-  PAD_Init ();			/*** Initialise pads for input ***/
-#ifdef WII_BUILD
-  CONF_Init();
-  WPAD_Init();
-  setup_controllers();
-#endif
-  vmode = VIDEO_GetPreferredMode(NULL);
-
-  /*** Now configure the framebuffer.
-       Really a framebuffer is just a chunk of memory
-       to hold the display line by line.
-  ***/
-
-  xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
-  /*** I prefer also to have a second buffer for double-buffering.
-       This is not needed for the console demo.
-  ***/
-  xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
-
-  /*** Define a console ***/
-  console_init (xfb[0], 20, 64, vmode->fbWidth, vmode->xfbHeight,
-                vmode->fbWidth * 2);
-
-  /*** Let libogc configure the mode ***/
-  VIDEO_Configure (vmode);
-
-  /*** Clear framebuffer to black ***/
-  VIDEO_ClearFrameBuffer (vmode, xfb[0], COLOR_BLACK);
-  VIDEO_ClearFrameBuffer (vmode, xfb[1], COLOR_BLACK);
-
-  /*** Set the framebuffer to be displayed at next VBlank ***/
-  VIDEO_SetNextFramebuffer (xfb[0]);
-
-  /*** Get the PAD status updated by libogc ***/
-  VIDEO_SetPreRetraceCallback (doScan);
-  VIDEO_SetBlack (0);
-/*
-  int i;
-  u32 *vreg = (u32 *)0xCC002000;
-  for ( i = 0; i < 64; i++ )
-	vreg[i] = vpal60[i];   */
-
-  /*** Update the video for next vblank ***/
-  VIDEO_Flush ();
-
-  VIDEO_WaitVSync ();		/*** Wait for VBL ***/
-  if (vmode->viTVMode & VI_NON_INTERLACE)
-    VIDEO_WaitVSync ();
-
-}
-
-void systemMessage(int num, const char *msg, ...)
-{
-	  /*** For now ... do nothing ***/
-}
-
-void GC_Sleep(u32 dwMiliseconds)
-{
-	int nVBlanks = (dwMiliseconds / 16);
-	while (nVBlanks-- > 0)
-	{
-		VIDEO_WaitVSync();
-	}
-}
-
-void systemFrame()
-{}
-
-void systemScreenCapture(int a)
-{}
-
-void systemShowSpeed(int speed)
-{}
-static u32 autoFrameSkipLastTime = 0;
-static int frameskipadjust = 0;
-
-void write_save()
-{
-emulator.emuWriteBattery(batfilename);
-}
-
-void system10Frames(int rate)
-{
-	  if ( cartridgeType == 1 )
-	    return;
-
-	  u32 time = systemGetClock();
-	  u32 diff = time - autoFrameSkipLastTime;
-	  int speed = 100;
-	
-	  if(diff)
-	    speed = (1000000/rate)/diff;
-  /*	  char temp[512];
-	  sprintf(temp,"Speed: %i",speed);
-	  MENU_DrawString( -1, 450,temp , 1 );   */
-	  	
-	  if(speed >= 98)
-	    {
-	      frameskipadjust++;
-	
-	      if(frameskipadjust >= 3)
-	        {
-	          frameskipadjust=0;
-	          if(systemFrameSkip > 0)
-	            systemFrameSkip--;
-	        }
-	    }
-	  else
-	    {
-	      if(speed  < 80)
-	        frameskipadjust -= (90 - speed)/5;
-	      else if(systemFrameSkip < 9)
-	        frameskipadjust--;
-	
-	      if(frameskipadjust <= -2)
-	        {
-	          frameskipadjust += 2;
-	          if(systemFrameSkip < 9)
-	            systemFrameSkip++;
-	        }
-	    }   
-
-if ( cartridgeType == 1 )
-	    return;
-
-
-/*
-if(systemSaveUpdateCounter) {
-      char temp[512];
-	  sprintf(temp,"Writing Save To Disk");
-	    MENU_DrawString( -1, 450,temp , 1 );
-}     */
-
-  if(systemSaveUpdateCounter) {
-    if(--systemSaveUpdateCounter <= SYSTEM_SAVE_NOT_UPDATED) {
-      write_save();
-      systemSaveUpdateCounter = SYSTEM_SAVE_NOT_UPDATED;
-    }
-  }
-
-	  autoFrameSkipLastTime = time;   
-}
-
-
-
-void systemUpdateMotionSensor()
-{}
-
-void systemGbBorderOn()
-{}
-
-void systemWriteDataToSoundBuffer()
-{
-  MIXER_AddSamples((u8 *)soundFinalWave, (cartridgeType == 1));
-}
-
-void systemSoundPause()
-{}
-
-void systemSoundResume()
-{}
-
-void systemSoundReset()
-{}
-
-void systemGbPrint(u8 *data,int pages,int feed,int palette, int contrast)
-{}
-
-void systemSoundShutdown()
-{}
-
-static void AudioPlayer( void )
-{
-  AUDIO_StopDMA();
-  MIXER_GetSamples(soundbuffer, 3200);
-  DCFlushRange(soundbuffer,3200);
-  AUDIO_InitDMA((u32)soundbuffer,3200);
-  AUDIO_StartDMA();
-}
-
-bool systemSoundInit()
-{
-  AUDIO_Init(NULL);
-  AUDIO_SetDSPSampleRate(AI_SAMPLERATE_48KHZ);
-  AUDIO_RegisterDMACallback(AudioPlayer);
-  memset(soundbuffer, 0, 3200);
-
-  //printf("Audio Inited\n");
-  return true;
-}
-
-static void AudioDeInit()
-{
-	AUDIO_StopDMA();
-}
-
-bool systemPauseOnFrame()
-{
-  return false;
-}
-
-int systemGetSensorX()
-{
-  return sensorX;
-}
-
-int systemGetSensorY()
-{
-  return sensorY;
-}
-
-bool systemCanChangeSoundQuality()
-{
-  return true;
-}
-
-/****************************************************************************
-* systemReadJoypads
-****************************************************************************/
-bool systemReadJoypads()
-{
-  return true;
-}
-
-u32 systemReadJoypad(int which)
-{
-  return NGCPad();
-}
-
-/****************************************************************************
-* systemGetClock
-*
-* Returns number of milliseconds since program start
-****************************************************************************/
-u32 systemGetClock( void )
-{
-  mftb(&now);
-  return tb_diff_msec(&now, &start) - loadtimeradjust;
-}
-
-/****************************************************************************
-* systemDrawScreen
-****************************************************************************/
-void systemDrawScreen()
-{
-  /** GB / GBC Have oodles of time - so sync on VSync **/
-#if WITHGX
-  GX_Render( srcWidth, srcHeight, pix, srcPitch );
-#endif
-#ifdef WII_BUILD
-
-	VIDEO_WaitVSync ();
-
-#endif
-#ifdef GC_BUILD
-  if ( cartridgeType == 1 )
-    {
-      VIDEO_WaitVSync();
-    }
-#endif
-}
-
-/****************************************************************************
-* Showdir
-****************************************************************************/
-int ShowDir( char *whichdir )
-{
-	int count;
-	int i;
-	count = gen_getdir( whichdir );
-	printf("Found %d files\n",count);
-
-	for ( i = 0; i < count; i++ )
-		printf("%s\n", direntries[i]);
-	while(1);
-}
-
-/*
-	Asks user to select a ROM
-*/
-void chooseRom() {
-	//char *fname = "Sonic Advance 3.GBA";
-	char *fname = NULL;
-	memset(filename,0,1024);
-	memset(batfilename,0,1024);
-	fname = MENU_GetLoadFile( "/VBA/ROMS" );
-	sprintf(filename, "/VBA/ROMS/%s", fname);
-
-  	// construct battery save file name
-  	strcpy(batfilename, "/VBA/SAVES/");
-  	strncat(batfilename,fname,strlen(fname)-4);
-  	strcat(batfilename,".SAV");
-
-	// construct savestate name
-	strcpy(statename, "/VBA/SAVES/");
-	strncat(statename,fname,strlen(fname)-4);
-	strcat(statename,".SGM");
-}
-
-/*
-	Checks to see if a previous SRAM/Flash save exists
-	If it does, it prompts the user to load it or not
-*/
-void checkSave() {
-    FILE* f = gen_fopen(statename, "rb");
-    if (f != NULL) {
-    gen_fclose(f);
-    whichfb^=1;
-    VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], COLOR_BLACK);
-    MENU_DrawString( 140, 50,"Quick Save State Exists" , 1 );
-    MENU_DrawString( 140, 80,"Do you wish to load it?" , 1 );
-    MENU_DrawString( -1, 170,"(L) or  (+)       YES" , 1 );
-    MENU_DrawString( -1, 200,"(R) or  (-)       NO" , 1 );
-    VIDEO_WaitVSync ();
-    VIDEO_SetNextFramebuffer(xfb[whichfb]);
-    VIDEO_Flush();
-    VIDEO_WaitVSync();
-    while(1) {
-	WPADData *wpad;
-	WPAD_ScanPads();
-	wpad = WPAD_Data(0);
-	if (isWiimoteAvailable) {
-	  unsigned short b = wpad->btns_h;
-        if(b & WPAD_BUTTON_PLUS) {
-          saveExists = 1;
-          break;
-        }
-        if(b & WPAD_BUTTON_MINUS) break;
-      }
-      if (isClassicAvailable) {	  
-        unsigned short b = wpad->exp.classic.btns;
-        if(b & CLASSIC_CTRL_BUTTON_PLUS) {
-          saveExists = 1;
-          break;
-        }
-        if(b & CLASSIC_CTRL_BUTTON_MINUS) break;
-      }
-      u16 buttons = PAD_ButtonsHeld(0); 
-      if(buttons & PAD_TRIGGER_R){ 
-        break;
-    	}
-	if(buttons & PAD_TRIGGER_L){
-        saveExists = 1;   
-        break;
-    	}
-    }
-  VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], COLOR_BLACK);
-  VIDEO_WaitVSync ();
-  VIDEO_SetNextFramebuffer(xfb[whichfb]);
-  VIDEO_Flush();
-  VIDEO_WaitVSync();
-  }
-}
-
-
-void askSound() {
-  soundOffFlag = false;
-  soundLowPass =  true;
-}
-
-
-int ingameMenu() {
-	tb_t start,end;
-	mftb(&start);
-	char temp[512];
-	u16 buttons;
-	  AudioDeInit();
-	  whichfb^=1;
-	  VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], COLOR_BLACK);
-      MENU_DrawString( 140, 50,"VisualBoyAdvance 1.7.2" , 1 );
-
-#ifdef GC_BUILD
-      MENU_DrawString( 140, 80,"Nintendo Gamecube Port" , 1 );
-      MENU_DrawString( -1, 170,"(B)       - Resume play" , 1 );
-	MENU_DrawString( -1, 200,"(L)       - Write Quicksave" , 1 );
-      MENU_DrawString( -1, 230,"(R)       - Reset game" , 1 );
-	MENU_DrawString( -1, 320,"(Z)       - Return to loader" , 1 );
-#endif
-#ifdef WII_BUILD
-      MENU_DrawString( 140, 80,"Nintendo Wii Port" , 1 );
-      MENU_DrawString( -1, 170,"(B) or (Home)    - Resume play" , 1 );
-	MENU_DrawString( -1, 200,"(L) or  (+)      - Write Quicksave" , 1 );
-	MENU_DrawString( -1, 230,"(R) or  (-)      - Reset game" , 1 );
-	MENU_DrawString( -1, 320,"(Z) or (A+B)     - Return to loader" , 1 );
-#endif	  
-
-      sprintf(temp,"Frameskip: Auto (Currently %i)",systemFrameSkip);
-	  MENU_DrawString( -1, 450,temp , 1 );
-
-      VIDEO_WaitVSync ();
-      VIDEO_SetNextFramebuffer(xfb[whichfb]);
-	VIDEO_Flush();
-	VIDEO_WaitVSync();
-	 
-	  //wait for user to let go of menu calling button
-	  do{buttons = PAD_ButtonsHeld(0);}
-	    while((buttons & PAD_BUTTON_A)||(buttons & PAD_BUTTON_B));
-	  //wait for user to let go of home button
-#ifdef WII_BUILD
-		WPADData *wpad;
-		int btn;
-		if(isWiimoteAvailable)  
-		  do{WPAD_ScanPads(); wpad = WPAD_Data(0); btn = wpad->btns_h;}
-		    while(btn & WPAD_BUTTON_HOME);
-		if(isClassicAvailable)  
-		  do{WPAD_ScanPads(); wpad = WPAD_Data(0); btn = wpad->exp.classic.btns;}
-		    while(btn & CLASSIC_CTRL_BUTTON_HOME);
-#endif
-
-	  while(1){
-		
-#ifdef WII_BUILD
-	    WPADData *wpad;
-	    WPAD_ScanPads();
-	    wpad = WPAD_Data(0);
-	    if (isWiimoteAvailable)
-	    {
-	      unsigned short b = wpad->btns_h;
-	      if(b & WPAD_BUTTON_MINUS){ //Reset game
-		  emulator.emuReset();
-		  break;
-	        }
-	      if(b & WPAD_BUTTON_PLUS) { //Write save
-	    	  emulator.emuWriteState(statename);
-		  GC_Sleep(1500);
-		  break;
-	        }
-	    	if((b & WPAD_BUTTON_A) && (b & WPAD_BUTTON_B)) { //Return to loader
-		  void (*reload)() = (void(*)())0x80001800;
-		  reload();    		
-	    	  }
-	    	if(b & WPAD_BUTTON_HOME) {	//Resume play
-	    	  do{WPAD_ScanPads(); wpad = WPAD_Data(0); b = wpad->btns_h;}
-		    while(b & WPAD_BUTTON_HOME);  //wait for home
-		  break;
-	    	  }
-	/*	if(b & WPAD_BUTTON_2) { //back to menu
-			INSERT BACK-TO-MENU HERE	
-    		  }  */
-	    }
-    	    if (isClassicAvailable)
-    	    {
-	      int b = wpad->exp.classic.btns;
-		if(b & CLASSIC_CTRL_BUTTON_MINUS){ //Reset game
-		  emulator.emuReset();
-		  break;
-	    	  }
-		if(b & CLASSIC_CTRL_BUTTON_PLUS) { //Write save
-		  emulator.emuWriteState(statename);
-		  break;
-	    	  }
-	    	if((b & CLASSIC_CTRL_BUTTON_A) && (b & CLASSIC_CTRL_BUTTON_B)) { //Return to loader
-		  void (*reload)() = (void(*)())0x80001800;
-		  reload();    		
-	    	  }
-	    	if(b & CLASSIC_CTRL_BUTTON_HOME) {	//Resume play
-	    	  do{WPAD_ScanPads(); wpad = WPAD_Data(0); b = wpad->exp.classic.btns;}
-		    while(b & CLASSIC_CTRL_BUTTON_HOME); //wait for home button
-		  break;
-	    	  }
-    	      }
-#endif
-
-	    u16 buttons = PAD_ButtonsHeld(0); //grab pad buttons
-		
-	    if(buttons & PAD_TRIGGER_R){ //Reset game
-	      emulator.emuReset();
-	    	break;
-    	      }
-	    if(buttons & PAD_TRIGGER_L) { //Write save
-		emulator.emuWriteState(statename);
-            break;
-    	      }
-    	    if(buttons & PAD_TRIGGER_Z) { //Return to loader
-		void (*reload)() = (void(*)())0x80001800;
-		reload();    		
-    	      }
-    	    if(buttons & PAD_BUTTON_B) {	//Resume play
-		break;
-    		}
-	  }
-	AudioPlayer();
-	mftb(&end);
-      loadtimeradjust += tb_diff_msec(&end, &start);
-	return 0;	  
-}
-
-
-/****************************************************************************
-* main
-*
-* Program entry
-****************************************************************************/
-int main()
-{
-    int i;
-    int vAspect = 0;
-    int hAspect = 0;
-
-    Initialise();
-    
-    printf("\n\n\nVisualBoyAdvance 1.7.2\n");
-    printf("Nintendo Wii Port\n");
-
-    
-    /** Kick off SD Lib **/
-    SDInit(); 
-	
-    
-        /** Build GBPalette **/
-	  for( i = 0; i < 24; )
-	    {
-	      systemGbPalette[i++] = (0x1f) | (0x1f << 5) | (0x1f << 10);
-	      systemGbPalette[i++] = (0x15) | (0x15 << 5) | (0x15 << 10);
-	      systemGbPalette[i++] = (0x0c) | (0x0c << 5) | (0x0c << 10);
-	      systemGbPalette[i++] = 0;
-	    }
-	 /** Set palette etc - Fixed to RGB565 **/
-	  systemColorDepth = 16;
-	  systemRedShift = 11;
-	  systemGreenShift = 6;
-	  systemBlueShift = 0;
-	  for(i = 0; i < 0x10000; i++)
-	    {
-	       systemColorMap16[i] = ((i & 0x1f) << systemRedShift) |
-	                             (((i & 0x3e0) >> 5) << systemGreenShift) |
-	                             (((i & 0x7c00) >> 10) << systemBlueShift);
-	    }
-    
-	//Main loop
-	while(1) {
-		cartridgeType = 0;
-		srcWidth = 0;
-		srcHeight = 0;
-		destWidth = 0;
-		destHeight = 0;
-		srcPitch = 0;
-	
-		chooseRom();
-		checkSave();
-
-	  IMAGE_TYPE type = utilFindType(filename);
-	
-	  switch( type )
-	    {
-	    case IMAGE_GBA:
-	      printf("GameBoy Advance Image\n");
-	      cartridgeType = 2;
-	      emulator = GBASystem;
-	      srcWidth = 240;
-	      srcHeight = 160;
-	      VMCPULoadROM(filename);
-	      /* Actual Visual Aspect is 1.57 */
-	      hAspect = 70;
-	      vAspect = 46;
-	      srcPitch = 484;
-	      soundQuality = 2;
-	      soundBufferLen = 1470;
-	      cpuSaveType = 0;
-	      break;
-	
-	    case IMAGE_GB:
-	      printf("GameBoy Image\n");
-	      cartridgeType = 1;
-	      emulator = GBSystem;
-	      srcWidth = 160;
-	      srcHeight = 144;
-	      gbLoadRom(filename);
-	      /* Actual physical aspect is 1.0 */
-	      hAspect = 60;
-	      vAspect = 46;
-	      srcPitch = 324;
-	      soundQuality = 1;
-	      soundBufferLen = 1470 * 2;
-	      break;
-	
-	    default:
-	      printf("Unknown Image\n");
-	      while(1);
-	      break;
-	
-	    }
-	
-	  /** Set defaults **/
-	  flashSetSize(0x10000);
-	  rtcEnable(true);
-	  agbPrintEnable(false);
-	  askSound();
-
-	#if WITHGX
-	  /** Set GX **/
-	  GX_Start( srcWidth, srcHeight, hAspect, vAspect );
-	#endif
- 
-
-
-	  if ( cartridgeType == 1 )
-	    {
-	      gbSoundReset();
-	      gbSoundSetQuality(soundQuality);
-	    }
-	  else
-	    {
-	      soundSetQuality(soundQuality);
-	      CPUInit("/VBA/BIOS/BIOS.GBA", 1);
-	      CPUReset();
-	    }
-
-	  emulator.emuReadBattery(batfilename);	
-	  if (saveExists){ 
-	    emulator.emuReadState(statename);	
-	    saveExists = 0; 
-          }
-
-	  soundVolume = 0;
-	  systemSoundOn = true;
-	
-	  soundInit();
-	  AudioPlayer();
-
-	  emulating = 1;
-	  /** Start system clock **/
-	  mftb(&start);
-	  
-      while ( emulating )
-	  {
-	    emulator.emuMain(emulator.emuCount);
-	    if(menuCalled) {
-	      if(ingameMenu())
-	        break;
-	      menuCalled = 0;
-  	    }
-	  }
-	}
-
-  /** Never **/
-  while(1);
-  return 0;
-
-}
-

source/ngc/vbaconfig.cpp

@@ -0,0 +1,53 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric September 2008
+ *
+ * s9xconfig.cpp
+ *
+ * Configuration parameters are here for easy maintenance.
+ * Refer to Snes9x.h for all combinations.
+ * The defaults used here are taken directly from porting.html
+ ***************************************************************************/
+
+#include <gccore.h>
+#include <string.h>
+#include <stdio.h>
+#include "vba.h"
+#include "smbop.h"
+
+struct SGCSettings GCSettings;
+
+void
+DefaultSettings ()
+{
+	/************** GameCube/Wii Settings *********************/
+	GCSettings.LoadMethod = METHOD_AUTO; // Auto, SD, DVD, USB, Network (SMB)
+	GCSettings.SaveMethod = METHOD_AUTO; // Auto, SD, Memory Card Slot A, Memory Card Slot B, USB, Network (SMB)
+	sprintf (GCSettings.LoadFolder,"vba/roms"); // Path to game files
+	sprintf (GCSettings.SaveFolder,"vba/saves"); // Path to save files
+	sprintf (GCSettings.CheatFolder,"vba/cheats"); // Path to cheat files
+	GCSettings.AutoLoad = 1;
+	GCSettings.AutoSave = 1;
+
+	// custom SMB settings
+	strncpy (GCSettings.smbip, "", 15); // IP Address of share server
+	strncpy (GCSettings.smbuser, "", 19); // Your share user
+	strncpy (GCSettings.smbpwd, "", 19); // Your share user password
+	strncpy (GCSettings.smbshare, "", 19); // Share name on server
+
+	GCSettings.smbip[15] = 0;
+	GCSettings.smbuser[19] = 0;
+	GCSettings.smbpwd[19] = 0;
+	GCSettings.smbshare[19] = 0;
+
+	GCSettings.gcip[0] = 0;
+	GCSettings.gwip[0] = 0;
+	GCSettings.mask[0] = 0;
+	GCSettings.smbsvid[0] = 0;
+	GCSettings.smbgcid[0] = 0;
+
+	GCSettings.VerifySaves = 0;
+}

source/ngc/vbaconfig.h

@@ -0,0 +1,21 @@
+/****************************************************************************
+ * Snes9x 1.51 Nintendo Wii/Gamecube Port
+ *
+ * softdev July 2006
+ * crunchy2 May 2007
+ * Tantric September 2008
+ *
+ * s9xconfig.h
+ *
+ * Configuration parameters are here for easy maintenance.
+ * Refer to Snes9x.h for all combinations.
+ * The defaults used here are taken directly from porting.html
+ ***************************************************************************/
+
+#ifndef _VBACONFIG_
+
+#define _VBACONFIG_
+
+void DefaultSettings ();
+
+#endif

source/ngc/vbasupport.cpp

@@ -0,0 +1,474 @@
+
+
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+#include "GBA.h"
+#include "agbprint.h"
+#include "Flash.h"
+#include "Port.h"
+#include "RTC.h"
+#include "Sound.h"
+#include "Text.h"
+#include "unzip.h"
+#include "Util.h"
+#include "gb/GB.h"
+#include "gb/gbGlobals.h"
+
+
+#include "audio.h"
+#include "vmmem.h"
+#include "pal60.h"
+#include "input.h"
+#include "video.h"
+#include "menudraw.h"
+
+extern "C"
+  {
+#include "tbtime.h"
+#include "sdfileio.h"
+  }
+
+/**
+ * Globals
+ */
+int RGB_LOW_BITS_MASK=0x821;
+int systemSaveUpdateCounter = SYSTEM_SAVE_NOT_UPDATED;
+
+int systemDebug = 0;
+int emulating = 0;
+
+int sensorX = 2047;
+int sensorY = 2047;
+
+int systemFrameSkip = 0;
+bool systemSoundOn = false;
+int systemVerbose = 0;
+int cartridgeType = 0;
+int srcWidth = 0;
+int srcHeight = 0;
+int destWidth = 0;
+int destHeight = 0;
+int srcPitch = 0;
+int saveExists = 0;
+
+int systemRedShift = 0;
+int systemBlueShift = 0;
+int systemGreenShift = 0;
+int systemColorDepth = 0;
+u16 systemGbPalette[24];
+u16 systemColorMap16[0x10000];
+//u32 systemColorMap32[0x10000];
+u32 *systemColorMap32 = (u32 *)&systemColorMap16;
+
+/*** 2D Video Globals ***/
+extern u32 whichfb;
+extern u32 *xfb[2];
+extern GXRModeObj *vmode;
+
+struct EmulatedSystem emulator =
+    {
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      NULL,
+      false,
+      0
+    };
+
+static tb_t start, now;
+
+u32 loadtimeradjust;
+
+int throttle = 100;
+u32 throttleLastTime = 0;
+
+int vAspect = 0;
+int hAspect = 0;
+
+//char filename[1024];	//rom file name
+//char batfilename[1024]; //battery save file name
+//char statename[1024]; //savestate file name
+
+void debuggerOutput(char *, u32)
+{}
+
+void (*dbgOutput)(char *, u32) = debuggerOutput;
+
+void systemMessage(int num, const char *msg, ...)
+{
+	  /*** For now ... do nothing ***/
+}
+
+void GC_Sleep(u32 dwMiliseconds)
+{
+	int nVBlanks = (dwMiliseconds / 16);
+	while (nVBlanks-- > 0)
+	{
+		VIDEO_WaitVSync();
+	}
+}
+
+void systemFrame()
+{}
+
+void systemScreenCapture(int a)
+{}
+
+void systemShowSpeed(int speed)
+{}
+static u32 autoFrameSkipLastTime = 0;
+static int frameskipadjust = 0;
+
+void write_save()
+{
+//emulator.emuWriteBattery(batfilename);
+}
+
+void system10Frames(int rate)
+{
+	  if ( cartridgeType == 1 )
+	    return;
+
+	  u32 time = systemGetClock();
+	  u32 diff = time - autoFrameSkipLastTime;
+	  int speed = 100;
+
+	  if(diff)
+	    speed = (1000000/rate)/diff;
+  /*	  char temp[512];
+	  sprintf(temp,"Speed: %i",speed);
+	  MENU_DrawString( -1, 450,temp , 1 );   */
+
+	  if(speed >= 98)
+	    {
+	      frameskipadjust++;
+
+	      if(frameskipadjust >= 3)
+	        {
+	          frameskipadjust=0;
+	          if(systemFrameSkip > 0)
+	            systemFrameSkip--;
+	        }
+	    }
+	  else
+	    {
+	      if(speed  < 80)
+	        frameskipadjust -= (90 - speed)/5;
+	      else if(systemFrameSkip < 9)
+	        frameskipadjust--;
+
+	      if(frameskipadjust <= -2)
+	        {
+	          frameskipadjust += 2;
+	          if(systemFrameSkip < 9)
+	            systemFrameSkip++;
+	        }
+	    }
+
+if ( cartridgeType == 1 )
+	    return;
+
+
+/*
+if(systemSaveUpdateCounter) {
+      char temp[512];
+	  sprintf(temp,"Writing Save To Disk");
+	    MENU_DrawString( -1, 450,temp , 1 );
+}     */
+
+  if(systemSaveUpdateCounter) {
+    if(--systemSaveUpdateCounter <= SYSTEM_SAVE_NOT_UPDATED) {
+      write_save();
+      systemSaveUpdateCounter = SYSTEM_SAVE_NOT_UPDATED;
+    }
+  }
+
+	  autoFrameSkipLastTime = time;
+}
+
+
+
+void systemUpdateMotionSensor()
+{}
+
+void systemGbBorderOn()
+{}
+
+void systemWriteDataToSoundBuffer()
+{
+  MIXER_AddSamples((u8 *)soundFinalWave, (cartridgeType == 1));
+}
+
+void systemSoundPause()
+{}
+
+void systemSoundResume()
+{}
+
+void systemSoundReset()
+{}
+
+void systemGbPrint(u8 *data,int pages,int feed,int palette, int contrast)
+{}
+
+void systemSoundShutdown()
+{}
+
+bool systemSoundInit()
+{
+	//memset(soundbuffer, 0, 3200);
+	return true;
+}
+
+bool systemPauseOnFrame()
+{
+  return false;
+}
+
+int systemGetSensorX()
+{
+  return sensorX;
+}
+
+int systemGetSensorY()
+{
+  return sensorY;
+}
+
+bool systemCanChangeSoundQuality()
+{
+  return true;
+}
+
+/****************************************************************************
+* systemReadJoypads
+****************************************************************************/
+bool systemReadJoypads()
+{
+  return true;
+}
+
+u32 systemReadJoypad(int which)
+{
+  return GetJoy();
+}
+
+/****************************************************************************
+* systemGetClock
+*
+* Returns number of milliseconds since program start
+****************************************************************************/
+u32 systemGetClock( void )
+{
+  mftb(&now);
+  return tb_diff_msec(&now, &start) - loadtimeradjust;
+}
+
+/****************************************************************************
+* systemDrawScreen
+****************************************************************************/
+void systemDrawScreen()
+{
+  /** GB / GBC Have oodles of time - so sync on VSync **/
+  GX_Render( srcWidth, srcHeight, pix, srcPitch );
+
+#ifdef HW_RVL
+	VIDEO_WaitVSync ();
+#else
+  if ( cartridgeType == 1 )
+    {
+      VIDEO_WaitVSync();
+    }
+#endif
+}
+
+/*
+	Checks to see if a previous SRAM/Flash save exists
+	If it does, it prompts the user to load it or not
+*/
+void checkSave() {
+  /*  FILE* f = gen_fopen(statename, "rb");
+    if (f != NULL) {
+    gen_fclose(f);
+    whichfb^=1;
+    VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], COLOR_BLACK);
+    //MENU_DrawString( 140, 50,"Quick Save State Exists" , 1 );
+    //MENU_DrawString( 140, 80,"Do you wish to load it?" , 1 );
+    //MENU_DrawString( -1, 170,"(L) or  (+)       YES" , 1 );
+    //MENU_DrawString( -1, 200,"(R) or  (-)       NO" , 1 );
+    VIDEO_WaitVSync ();
+    VIDEO_SetNextFramebuffer(xfb[whichfb]);
+    VIDEO_Flush();
+    VIDEO_WaitVSync();
+    while(1) {
+	WPADData *wpad;
+	WPAD_ScanPads();
+	wpad = WPAD_Data(0);
+	if (isWiimoteAvailable) {
+	  unsigned short b = wpad->btns_h;
+        if(b & WPAD_BUTTON_PLUS) {
+          saveExists = 1;
+          break;
+        }
+        if(b & WPAD_BUTTON_MINUS) break;
+      }
+      if (isClassicAvailable) {
+        unsigned short b = wpad->exp.classic.btns;
+        if(b & CLASSIC_CTRL_BUTTON_PLUS) {
+          saveExists = 1;
+          break;
+        }
+        if(b & CLASSIC_CTRL_BUTTON_MINUS) break;
+      }
+      u16 buttons = PAD_ButtonsHeld(0);
+      if(buttons & PAD_TRIGGER_R){
+        break;
+    	}
+	if(buttons & PAD_TRIGGER_L){
+        saveExists = 1;
+        break;
+    	}
+    }
+  VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], COLOR_BLACK);
+  VIDEO_WaitVSync ();
+  VIDEO_SetNextFramebuffer(xfb[whichfb]);
+  VIDEO_Flush();
+  VIDEO_WaitVSync();
+  }*/
+}
+
+
+void askSound() {
+  soundOffFlag = false;
+  soundLowPass =  true;
+}
+
+int loadVBAROM(char filename[])
+{
+	cartridgeType = 0;
+	srcWidth = 0;
+	srcHeight = 0;
+	destWidth = 0;
+	destHeight = 0;
+	srcPitch = 0;
+
+	IMAGE_TYPE type = utilFindType(filename);
+
+	switch( type )
+	{
+		case IMAGE_GBA:
+		//WaitPrompt("GameBoy Advance Image");
+		cartridgeType = 2;
+		emulator = GBASystem;
+		srcWidth = 240;
+		srcHeight = 160;
+		VMCPULoadROM(filename);
+		/* Actual Visual Aspect is 1.57 */
+		hAspect = 70;
+		vAspect = 46;
+		srcPitch = 484;
+		soundQuality = 2;
+		soundBufferLen = 1470;
+		cpuSaveType = 0;
+		break;
+
+		case IMAGE_GB:
+		//WaitPrompt("GameBoy Image");
+		cartridgeType = 1;
+		emulator = GBSystem;
+		srcWidth = 160;
+		srcHeight = 144;
+		gbLoadRom(filename);
+		/* Actual physical aspect is 1.0 */
+		hAspect = 60;
+		vAspect = 46;
+		srcPitch = 324;
+		soundQuality = 1;
+		soundBufferLen = 1470 * 2;
+		break;
+
+		default:
+		WaitPrompt((char *)"Unknown Image");
+		return 0;
+		break;
+	}
+
+	/** Set defaults **/
+	flashSetSize(0x10000);
+	rtcEnable(true);
+	agbPrintEnable(false);
+	askSound();
+
+	/** Setup GX **/
+	GX_Render_Init( srcWidth, srcHeight, hAspect, vAspect );
+
+	if ( cartridgeType == 1 )
+	{
+		gbSoundReset();
+		gbSoundSetQuality(soundQuality);
+	}
+	else
+	{
+		soundSetQuality(soundQuality);
+		CPUInit("/VBA/BIOS/BIOS.GBA", 1);
+		CPUReset();
+	}
+
+//	emulator.emuReadBattery(batfilename);
+	if (saveExists)
+	{
+		//emulator.emuReadState(statename);
+		saveExists = 0;
+	}
+
+	soundVolume = 0;
+	systemSoundOn = true;
+
+	soundInit();
+	//AudioPlayer();
+
+	emulating = 1;
+
+	/** Start system clock **/
+	mftb(&start);
+
+	//emulator.emuReset();
+	return 1;
+}
+
+void InitialisePalette()
+{
+	int i;
+	/** Build GBPalette **/
+	for( i = 0; i < 24; )
+	{
+		systemGbPalette[i++] = (0x1f) | (0x1f << 5) | (0x1f << 10);
+		systemGbPalette[i++] = (0x15) | (0x15 << 5) | (0x15 << 10);
+		systemGbPalette[i++] = (0x0c) | (0x0c << 5) | (0x0c << 10);
+		systemGbPalette[i++] = 0;
+	}
+	/** Set palette etc - Fixed to RGB565 **/
+	systemColorDepth = 16;
+	systemRedShift = 11;
+	systemGreenShift = 6;
+	systemBlueShift = 0;
+	for(i = 0; i < 0x10000; i++)
+	{
+		systemColorMap16[i] =
+			((i & 0x1f) << systemRedShift) |
+			(((i & 0x3e0) >> 5) << systemGreenShift) |
+			(((i & 0x7c00) >> 10) << systemBlueShift);
+	}
+}

source/ngc/vbasupport.h

@@ -0,0 +1,6 @@
+#include "System.h"
+
+extern struct EmulatedSystem emulator;
+extern u32 loadtimeradjust;
+int loadVBAROM(char filename[]);
+void InitialisePalette();

source/ngc/video.cpp

@@ -0,0 +1,342 @@
+/****************************************************************************
+*   Generic GX Support for Emulators
+*   softdev 2007
+*
+*   This program is free software; you can redistribute it and/or modify
+*   it under the terms of the GNU General Public License as published by
+*   the Free Software Foundation; either version 2 of the License, or
+*   (at your option) any later version.
+*
+*   This program is distributed in the hope that it will be useful,
+*   but WITHOUT ANY WARRANTY; without even the implied warranty of
+*   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+*   GNU General Public License for more details.
+*
+*   You should have received a copy of the GNU General Public License along
+*   with this program; if not, write to the Free Software Foundation, Inc.,
+*   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+*
+* NGC GX Video Functions
+*
+* These are pretty standard functions to setup and use GX scaling.
+****************************************************************************/
+#include <gccore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <malloc.h>
+#include <wiiuse/wpad.h>
+
+/*** External 2D Video ***/
+/*** 2D Video Globals ***/
+GXRModeObj *vmode;		/*** Graphics Mode Object ***/
+u32 *xfb[2] = { NULL, NULL };	/*** Framebuffers ***/
+int whichfb = 0;		/*** Frame buffer toggle ***/
+
+int screenheight;
+
+/*** 3D GX ***/
+#define DEFAULT_FIFO_SIZE ( 256 * 1024 )
+static u8 gp_fifo[DEFAULT_FIFO_SIZE] ATTRIBUTE_ALIGN(32);
+
+/*** Texture memory ***/
+static u8 *texturemem;
+static int texturesize;
+
+GXTexObj texobj;
+static Mtx view;
+static int vwidth, vheight, oldvwidth, oldvheight;
+unsigned int copynow = GX_FALSE;
+
+#define HASPECT 80
+#define VASPECT 45
+
+/* New texture based scaler */
+typedef struct tagcamera
+  {
+    Vector pos;
+    Vector up;
+    Vector view;
+  }
+camera;
+
+/*** Square Matrix
+     This structure controls the size of the image on the screen.
+	 Think of the output as a -80 x 80 by -60 x 60 graph.
+***/
+static s16 square[] ATTRIBUTE_ALIGN(32) = {
+      /*
+       * X,   Y,  Z
+       * Values set are for roughly 4:3 aspect
+       */
+      -HASPECT, VASPECT, 0,	// 0
+      HASPECT, VASPECT, 0,	// 1
+      HASPECT, -VASPECT, 0,	// 2
+      -HASPECT, -VASPECT, 0,	// 3
+    };
+
+static camera cam = { {0.0F, 0.0F, 0.0F},
+                      {0.0F, 0.5F, 0.0F},
+                      {0.0F, 0.0F, -0.5F}
+                    };
+
+/****************************************************************************
+ * StartGX
+ ****************************************************************************/
+void GX_Start()
+{
+	Mtx p;
+
+	GXColor gxbackground = { 0, 0, 0, 0xff };
+
+	/*** Clear out FIFO area ***/
+	memset(&gp_fifo, 0, DEFAULT_FIFO_SIZE);
+
+	/*** Initialise GX ***/
+	GX_Init(&gp_fifo, DEFAULT_FIFO_SIZE);
+	GX_SetCopyClear(gxbackground, 0x00ffffff);
+
+	GX_SetViewport(0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
+	GX_SetDispCopyYScale((f32) vmode->xfbHeight / (f32) vmode->efbHeight);
+	GX_SetScissor(0, 0, vmode->fbWidth, vmode->efbHeight);
+	GX_SetDispCopySrc(0, 0, vmode->fbWidth, vmode->efbHeight);
+	GX_SetDispCopyDst(vmode->fbWidth, vmode->xfbHeight);
+	GX_SetCopyFilter(vmode->aa, vmode->sample_pattern, GX_TRUE,
+				   vmode->vfilter);
+	GX_SetFieldMode(vmode->field_rendering,
+				  ((vmode->viHeight ==
+					2 * vmode->xfbHeight) ? GX_ENABLE : GX_DISABLE));
+	GX_SetPixelFmt(GX_PF_RGB8_Z24, GX_ZC_LINEAR);
+	GX_SetCullMode(GX_CULL_NONE);
+	GX_CopyDisp(xfb[whichfb ^ 1], GX_TRUE);
+	GX_SetDispCopyGamma(GX_GM_1_0);
+
+	guPerspective(p, 60, 1.33F, 10.0F, 1000.0F);
+	GX_LoadProjectionMtx(p, GX_PERSPECTIVE);
+}
+
+/****************************************************************************
+ * UpdatePadsCB
+ *
+ * called by postRetraceCallback in InitGCVideo - scans gcpad and wpad
+ ***************************************************************************/
+void
+UpdatePadsCB ()
+{
+#ifdef HW_RVL
+	WPAD_ScanPads();
+#endif
+	PAD_ScanPads();
+}
+
+/****************************************************************************
+* Initialise Video
+*
+* Before doing anything in libogc, it's recommended to configure a video
+* output.
+****************************************************************************/
+void InitialiseVideo ()
+{
+    /*** Start VIDEO Subsystem ***/
+    VIDEO_Init();
+
+    vmode = VIDEO_GetPreferredMode(NULL);
+    VIDEO_Configure(vmode);
+
+    screenheight = vmode->xfbHeight;
+
+    xfb[0] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
+    xfb[1] = (u32 *) MEM_K0_TO_K1 (SYS_AllocateFramebuffer (vmode));
+
+    VIDEO_SetNextFramebuffer(xfb[0]);
+    VIDEO_SetBlack(FALSE);
+    VIDEO_Flush();
+    VIDEO_WaitVSync();
+
+    if(vmode->viTVMode&VI_NON_INTERLACE) VIDEO_WaitVSync();
+    VIDEO_SetPostRetraceCallback((VIRetraceCallback)UpdatePadsCB);
+    VIDEO_SetNextFramebuffer(xfb[0]);
+
+    GX_Start();
+}
+
+/****************************************************************************
+ * Scaler Support Functions
+ ****************************************************************************/
+static void draw_init(void)
+{
+	GX_ClearVtxDesc();
+	GX_SetVtxDesc(GX_VA_POS, GX_INDEX8);
+	GX_SetVtxDesc(GX_VA_CLR0, GX_INDEX8);
+	GX_SetVtxDesc(GX_VA_TEX0, GX_DIRECT);
+
+	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_POS, GX_POS_XYZ, GX_S16, 0);
+	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_CLR0, GX_CLR_RGBA, GX_RGBA8, 0);
+	GX_SetVtxAttrFmt(GX_VTXFMT0, GX_VA_TEX0, GX_TEX_ST, GX_F32, 0);
+
+	GX_SetArray(GX_VA_POS, square, 3 * sizeof(s16));
+
+	GX_SetNumTexGens(1);
+	GX_SetTexCoordGen(GX_TEXCOORD0, GX_TG_MTX2x4, GX_TG_TEX0, GX_IDENTITY);
+
+	GX_InvalidateTexAll();
+
+	GX_InitTexObj(&texobj, texturemem, vwidth, vheight, GX_TF_RGB565,
+				GX_CLAMP, GX_CLAMP, GX_FALSE);
+}
+
+static void draw_vert(u8 pos, u8 c, f32 s, f32 t)
+{
+	GX_Position1x8(pos);
+	GX_Color1x8(c);
+	GX_TexCoord2f32(s, t);
+}
+
+static void draw_square(Mtx v)
+{
+	Mtx m;			// model matrix.
+	Mtx mv;			// modelview matrix.
+
+	guMtxIdentity(m);
+	guMtxTransApply(m, m, 0, 0, -100);
+	guMtxConcat(v, m, mv);
+
+	GX_LoadPosMtxImm(mv, GX_PNMTX0);
+	GX_Begin(GX_QUADS, GX_VTXFMT0, 4);
+	draw_vert(0, 0, 0.0, 0.0);
+	draw_vert(1, 0, 1.0, 0.0);
+	draw_vert(2, 0, 1.0, 1.0);
+	draw_vert(3, 0, 0.0, 1.0);
+	GX_End();
+}
+
+void GX_Render_Init(int width, int height, int haspect, int vaspect)
+{
+	/*** Set new aspect (now with crap AR hack!) ***/
+	square[0] = square[9] = (-haspect - 7);
+	square[3] = square[6] = (haspect + 7);
+	square[1] = square[4] = (vaspect + 7);
+	square[7] = square[10] = (-vaspect - 7);
+
+	/*** Allocate 32byte aligned texture memory ***/
+	texturesize = (width * height) * 2;
+	texturemem = (u8 *) memalign(32, texturesize);
+
+	memset(texturemem, 0, texturesize);
+
+	/*** Setup for first call to scaler ***/
+	vwidth = vheight = -1;
+}
+/****************************************************************************
+* GX_Render
+*
+* Pass in a buffer, width and height to update as a tiled RGB565 texture
+****************************************************************************/
+void GX_Render(int width, int height, u8 * buffer, int pitch)
+{
+	int h, w;
+	long long int *dst = (long long int *) texturemem;
+	long long int *src1 = (long long int *) buffer;
+	long long int *src2 = (long long int *) (buffer + pitch);
+	long long int *src3 = (long long int *) (buffer + (pitch * 2));
+	long long int *src4 = (long long int *) (buffer + (pitch * 3));
+	int rowpitch = (pitch >> 3) * 3;
+	int rowadjust = ( pitch % 8 ) * 4;
+	char *ra = NULL;
+
+	vwidth = width;
+	vheight = height;
+
+	whichfb ^= 1;
+
+	if ((oldvheight != vheight) || (oldvwidth != vwidth))
+	{
+		/** Update scaling **/
+		oldvwidth = vwidth;
+		oldvheight = vheight;
+		draw_init();
+		memset(&view, 0, sizeof(Mtx));
+		guLookAt(view, &cam.pos, &cam.up, &cam.view);
+		GX_SetViewport(0, 0, vmode->fbWidth, vmode->efbHeight, 0, 1);
+	}
+
+	GX_InvVtxCache();
+	GX_InvalidateTexAll();
+	GX_SetTevOp(GX_TEVSTAGE0, GX_DECAL);
+	GX_SetTevOrder(GX_TEVSTAGE0, GX_TEXCOORD0, GX_TEXMAP0, GX_COLOR0A0);
+
+	for (h = 0; h < vheight; h += 4)
+	{
+		for (w = 0; w < (vwidth >> 2); w++)
+		{
+			*dst++ = *src1++;
+			*dst++ = *src2++;
+			*dst++ = *src3++;
+			*dst++ = *src4++;
+		}
+
+		src1 += rowpitch;
+		src2 += rowpitch;
+		src3 += rowpitch;
+		src4 += rowpitch;
+
+		if ( rowadjust )
+		{
+			ra = (char *)src1;
+			src1 = (long long int *)(ra + rowadjust);
+			ra = (char *)src2;
+			src2 = (long long int *)(ra + rowadjust);
+			ra = (char *)src3;
+			src3 = (long long int *)(ra + rowadjust);
+			ra = (char *)src4;
+			src4 = (long long int *)(ra + rowadjust);
+		}
+	}
+
+	DCFlushRange(texturemem, texturesize);
+
+	GX_SetNumChans(1);
+	GX_LoadTexObj(&texobj, GX_TEXMAP0);
+
+	draw_square(view);
+
+	GX_DrawDone();
+
+	GX_SetZMode(GX_TRUE, GX_LEQUAL, GX_TRUE);
+	GX_SetColorUpdate(GX_TRUE);
+	GX_CopyDisp(xfb[whichfb], GX_TRUE);
+	GX_Flush();
+
+	VIDEO_SetNextFramebuffer(xfb[whichfb]);
+	VIDEO_Flush();
+	//VIDEO_WaitVSync();
+}
+
+
+/****************************************************************************
+ * Drawing screen
+ ***************************************************************************/
+void
+clearscreen (int c)
+{
+	int colour = COLOR_WHITE;
+
+	whichfb ^= 1;
+	VIDEO_ClearFrameBuffer (vmode, xfb[whichfb], colour);
+#ifdef HW_RVL
+	// on wii copy from memory
+	//memcpy ((char *) xfb[whichfb], (char *) backdrop, 640 * screenheight * 2);
+#else
+	// on gc copy from aram
+	//ARAMFetch ((char *) xfb[whichfb], (char *) AR_BACKDROP, 640 * screenheight * 2);
+#endif
+}
+
+void
+showscreen ()
+{
+	copynow = GX_FALSE;
+	VIDEO_SetNextFramebuffer (xfb[whichfb]);
+	VIDEO_Flush ();
+	VIDEO_WaitVSync ();
+}

source/ngc/video.h

@@ -1,5 +1,5 @@
 /****************************************************************************
-*   Generic GX Scaler 
+*   Generic GX Scaler
 *   softdev 2007
 *
 *   This program is free software; you can redistribute it and/or modify
@@ -23,7 +23,10 @@
 #ifndef __GXHDR__
 #define __GXHDR__
 
-void GX_Start(int width, int height, int haspect, int vaspect);
+void InitialiseVideo ();
+void GX_Render_Init(int width, int height, int haspect, int vaspect);
 void GX_Render(int width, int height, u8 * buffer, int pitch);
+void clearscreen (int colour = COLOR_BLACK);
+void showscreen ();
 
 #endif

source/ngc/vmmem.cpp

@@ -1,4 +1,4 @@
-#ifdef WII_BUILD
+#ifdef HW_RVL
 /****************************************************************************
 * VisualBoyAdvance 1.7.2
 *
@@ -17,6 +17,8 @@
 #include "Util.h"
 #include "Port.h"
 
+#include "menudraw.h"
+
 extern "C" {
 #include "tbtime.h"
 }
@@ -33,7 +35,7 @@ static u32 GBAROMSize = 0;
 static char romfilename[1024];
 
 /**
- * GBA Memory 
+ * GBA Memory
  */
 #define WORKRAM		0x40000
 #define BIOS		0x4000
@@ -47,7 +49,7 @@ static char romfilename[1024];
 			 VRAM + OAM + PIX + IOMEM )
 
 extern void CPUUpdateRenderBuffers(bool force);
-extern void MENU_DrawString( int x, int y, char *msg, int style );
+
 /****************************************************************************
 * VMAllocGBA
 *
@@ -102,34 +104,34 @@ int VMCPULoadROM( char *filename )
   VMAllocGBA();
 
   GBAROMSize = 0;
-	
-  /*sprintf(temp,"Filename %s\n", filename);
-  MENU_DrawString( -1, 230,temp , 1 );
-  */
+
+  sprintf(temp,"Filename %s\n", filename);
+  //WaitPrompt(temp);
+
   romfile = gen_fopen(filename, "rb");
   if ( romfile == NULL )
     {
-	  MENU_DrawString( -1, 400,"Error opening file!" , 1 );
-      while(1);
+	  WaitPrompt((char*) "Error opening file!");
+      //while(1);
       VMClose();
       return 0;
     }
-    
+
 	fseek(romfile, 0, SEEK_END);
 	GBAROMSize = ftell(romfile);
 	fseek(romfile, 0, SEEK_SET);
-    
+
     sprintf(temp,"ROM Size %dMb (%dMBit)",  GBAROMSize/1024/1024,(GBAROMSize*8)/1024/1024);
-    MENU_DrawString( -1, 150,temp , 1 );
-	
+    //WaitPrompt(temp);
+
 	rom = (u8 *)MEM2Storage;
-	
+
   /* Always use MEM2, regardless of ROM size */
 	res = gen_fread(rom, 1, GBAROMSize, romfile);
 
     if ( (u32)res != GBAROMSize )
     {
-		MENU_DrawString( -1, 400,"Error reading file!" , 1 );
+    	WaitPrompt((char*) "Error reading file!");
         while(1);
     }
   strcpy( romfilename, filename );
@@ -183,7 +185,7 @@ u16 VMRead16( u32 address )
 ****************************************************************************/
 u8 VMRead8( u32 address )
 {
- 
+
   if ( address >= GBAROMSize )
   {
     return ( address >> 1 ) & 0xff;
@@ -193,8 +195,7 @@ u8 VMRead8( u32 address )
   return (u8)rom[address];
 
 }
-#endif
-#ifdef GC_BUILD
+#else
 /****************************************************************************
 * VisualBoyAdvance 1.7.2
 *
@@ -211,6 +212,8 @@ u8 VMRead8( u32 address )
 #include "Util.h"
 #include "Port.h"
 
+#include "menudraw.h"
+
 extern "C" {
 #include "tbtime.h"
 }
@@ -248,7 +251,7 @@ static u32 GBAROMSize = 0;
 static char romfilename[1024];
 
 /**
- * GBA Memory 
+ * GBA Memory
  */
 #define WORKRAM		0x40000
 #define BIOS		0x4000
@@ -376,6 +379,7 @@ static void VMClose( void )
 int VMCPULoadROM( char *filename )
 {
   int res;
+  char msg[512];
 
   /** Fix VM **/
   VMClose();
@@ -389,7 +393,7 @@ int VMCPULoadROM( char *filename )
   romfile = gen_fopen(filename, "rb");
   if ( romfile == NULL )
     {
-      printf("Error opening file!\n");
+	  WaitPrompt((char*) "Error opening file!");
       while(1);
       VMClose();
       return 0;
@@ -401,7 +405,8 @@ int VMCPULoadROM( char *filename )
       res = gen_fread(rom, 1, (1 << VMSHIFTBITS), romfile);
       if ( res != (1 << VMSHIFTBITS ) )
       {
-		printf("Error reading file! %i \n",res);
+		sprintf(msg, "Error reading file! %i \n",res);
+		WaitPrompt(msg);
         while(1);
       }
 
@@ -431,13 +436,15 @@ static void VMNewPage( int pageid )
 {
   int res;
   tb_t start,end;
+  char msg[512];
 
   mftb(&start);
 
   res = gen_fseek( romfile, pageid << VMSHIFTBITS, SEEK_SET );
   if ( ! res )
     {
-      printf("Seek error! - Offset %08x %d\n", pageid << VMSHIFTBITS, res);
+      sprintf(msg, "Seek error! - Offset %08x %d\n", pageid << VMSHIFTBITS, res);
+      WaitPrompt(msg);
       while(1);
     }
 
@@ -446,7 +453,8 @@ static void VMNewPage( int pageid )
   res = gen_fread( vmpage[pageid].pageptr, 1, 1 << VMSHIFTBITS, romfile );
   if ( res != ( 1 << VMSHIFTBITS ) )
     {
-      printf("Error reading! %d bytes only\n", res);
+      sprintf(msg, "Error reading! %d bytes only\n", res);
+      WaitPrompt(msg);
       while(1);
     }
 
@@ -481,6 +489,7 @@ u32 VMRead32( u32 address )
 {
   int pageid;
   u32 badaddress;
+  char msg[512];
   //printf("VM32 : Request %08x\n", address);
 
   if ( address >= GBAROMSize )
@@ -504,8 +513,9 @@ u32 VMRead32( u32 address )
 		return READ32LE( vmpage[pageid].pageptr + ( address & VMSHIFTMASK ) );
 
 	default:
-  		printf("VM32 : Unknown page type! (%d) [%d]\n", vmpage[pageid].pagetype, pageid);
-  		while(1);
+		sprintf(msg, "VM32 : Unknown page type! (%d) [%d]", vmpage[pageid].pagetype, pageid);
+		WaitPrompt(msg);
+		while(1);
   }
 
   /* Can never get here ... but stops gcc bitchin' */
@@ -543,7 +553,7 @@ u16 VMRead16( u32 address )
 		return READ16LE( vmpage[pageid].pageptr + ( address & VMSHIFTMASK ) );
 
 	default:
-  		printf("VM16 : Unknown page type!\n");
+		WaitPrompt((char*) "VM16 : Unknown page type!");
   		while(1);
   }
 
@@ -582,7 +592,7 @@ u8 VMRead8( u32 address )
 	    	return (u8)vmpage[pageid].pageptr[ (address & VMSHIFTMASK) ];
 
 	default:
-  		printf("VM8 : Unknown page type!\n");
+		WaitPrompt((char*) "VM8 : Unknown page type!");
   		while(1);
   }