mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-11-01 09:05:06 +01:00
a6709f71cf
* It will now create the path to setting.txt and SYSCONF if they don't exist * It will now create setting.txt and SYSCONF if they don't exist
487 lines
11 KiB
C++
487 lines
11 KiB
C++
/***************************************************************************
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* Copyright (C) 2011 by Miigotu for wiiflow 2011
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* (C) 2012 by OverjoY for Wiiflow-mod
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*
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* Rewritten code from Mighty Channels and Triiforce
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*
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* This software is provided 'as-is', without any express or implied
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* warranty. In no event will the authors be held liable for any
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* damages arising from the use of this software.
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*
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* Permission is granted to anyone to use this software for any
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* purpose, including commercial applications, and to alter it and
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* redistribute it freely, subject to the following restrictions:
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*
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* 1. The origin of this software must not be misrepresented; you
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* must not claim that you wrote the original software. If you use
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* this software in a product, an acknowledgment in the product
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* documentation would be appreciated but is not required.
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*
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* 2. Altered source versions must be plainly marked as such, and
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* must not be misrepresented as being the original software.
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*
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* 3. This notice may not be removed or altered from any source
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* distribution.
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*
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* Nand/Emulation Handling Class
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*
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***************************************************************************/
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#include <stdio.h>
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#include <ogcsys.h>
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#include <malloc.h>
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#include <string.h>
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#include <cstdlib>
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#include <stdarg.h>
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#include <dirent.h>
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#include "nand.hpp"
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#include "utils.h"
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#include "gecko.h"
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#include "mem2.hpp"
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#define SYSCONFPATH "/shared2/sys/SYSCONF"
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#define TXTPATH "/title/00000001/00000002/data/setting.txt"
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u8 *confbuffer ATTRIBUTE_ALIGN(32);
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u8 CCode[0x1008];
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char SCode[4];
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char *txtbuffer ATTRIBUTE_ALIGN(32);
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config_header *cfg_hdr;
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bool tbdec = false;
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bool configloaded = false;
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static NandDevice NandDeviceList[] = {
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{ "Disable", 0, 0x00, 0x00 },
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{ "SD/SDHC Card", 1, 0xF0, 0xF1 },
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{ "USB 2.0 Mass Storage Device", 2, 0xF2, 0xF3 },
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};
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Nand * Nand::instance = NULL;
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Nand * Nand::Instance()
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{
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if(instance == NULL)
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instance = new Nand();
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return instance;
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}
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void Nand::DestroyInstance()
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{
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if(instance) delete instance;
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instance = NULL;
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}
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void Nand::Init(string path, u32 partition, bool disable)
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{
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EmuDevice = disable ? REAL_NAND : partition == 0 ? EMU_SD : EMU_USB;
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Partition = disable ? REAL_NAND : partition > 0 ? partition - 1 : partition;
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Set_NandPath(path);
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Disabled = disable;
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}
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s32 Nand::Nand_Mount(NandDevice *Device)
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{
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s32 fd = IOS_Open("fat", 0);
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if (fd < 0) return fd;
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static ioctlv vector[1] ATTRIBUTE_ALIGN(32);
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vector[0].data = &Partition;
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vector[0].len = sizeof(u32);
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s32 ret = IOS_Ioctlv(fd, Device->Mount, 1, 0, vector);
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IOS_Close(fd);
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return ret;
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}
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s32 Nand::Nand_Unmount(NandDevice *Device)
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{
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s32 fd = IOS_Open("fat", 0);
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if (fd < 0) return fd;
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s32 ret = IOS_Ioctlv(fd, Device->Unmount, 0, 0, NULL);
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IOS_Close(fd);
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return ret;
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}
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s32 Nand::Nand_Enable(NandDevice *Device)
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{
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gprintf("Enabling NAND Emulator\n");
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s32 fd = IOS_Open("/dev/fs", 0);
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if (fd < 0) return fd;
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int NandPathlen = strlen(NandPath) + 1;
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static ioctlv vector[2] ATTRIBUTE_ALIGN(32);
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static u32 mode ATTRIBUTE_ALIGN(32) = Device->Mode | FullMode;
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vector[0].data = &mode;
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vector[0].len = sizeof(u32);
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vector[1].data = NandPath;
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vector[1].len = NandPathlen;
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s32 ret = IOS_Ioctlv(fd, 100, 2, 0, vector);
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IOS_Close(fd);
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return ret;
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}
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s32 Nand::Nand_Disable(void)
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{
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gprintf("Disabling NAND Emulator\n");
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s32 fd = IOS_Open("/dev/fs", 0);
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if (fd < 0) return fd;
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u32 inbuf ATTRIBUTE_ALIGN(32) = 0;
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s32 ret = IOS_Ioctl(fd, 100, &inbuf, sizeof(inbuf), NULL, 0);
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IOS_Close(fd);
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return ret;
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}
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s32 Nand::Enable_Emu()
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{
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if(MountedDevice == EmuDevice || Disabled)
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return 0;
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Disable_Emu();
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NandDevice *Device = &NandDeviceList[EmuDevice];
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s32 ret = Nand_Mount(Device);
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if (ret < 0) return ret;
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ret = Nand_Enable(Device);
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if (ret < 0) return ret;
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MountedDevice = EmuDevice;
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return 0;
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}
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s32 Nand::Disable_Emu()
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{
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if(MountedDevice == 0)
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return 0;
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NandDevice * Device = &NandDeviceList[MountedDevice];
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Nand_Disable();
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Nand_Unmount(Device);
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MountedDevice = 0;
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return 0;
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}
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void Nand::Set_NandPath(string path)
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{
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if(isalnum(*(path.begin()))) path.insert(path.begin(), '/');
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else *(path.begin()) = '/';
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if(isalnum(*(path.end()))) path.push_back('/');
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else *(path.end()) = '/';
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if(path.size() <= 32)
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memcpy(NandPath, path.c_str(), path.size());
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}
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void Nand::__Dec_Enc_TB(void)
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{
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u32 key = 0x73B5DBFA;
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int i;
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for( i=0; i < 0x100; ++i )
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{
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txtbuffer[i] ^= key&0xFF;
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key = (key<<1) | (key>>31);
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}
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tbdec = tbdec ? false : true;
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}
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void Nand::__configshifttxt(char *str)
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{
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const char *ptr = str;
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char *ctr = str;
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int i;
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int j = strlen(str);
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for( i=0; i<j; ++i )
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{
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if( strncmp( str+(i-3), "PALC", 4 ) == 0 )
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*ctr = 0x0d;
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else if( strncmp( str+(i-2), "LUH", 3 ) == 0 )
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*ctr = 0x0d;
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else if( strncmp( str+(i-2), "LUM", 3 ) == 0 )
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*ctr = 0x0d;
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else
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*ctr = str[i];
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ctr++;
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}
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*ctr = *ptr;
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*ctr = '\0';
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}
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s32 Nand::__configread(void)
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{
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confbuffer = (u8 *)MEM2_alloc(0x4000);
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txtbuffer = (char *)MEM2_alloc(0x100);
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cfg_hdr = (config_header *)NULL;
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ISFS_Deinitialize();
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ISFS_Initialize();
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s32 fd = IOS_Open(SYSCONFPATH, IPC_OPEN_READ);
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if(fd < 0)
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return 0;
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s32 ret = IOS_Read(fd, confbuffer, 0x4000);
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if(ret < 0)
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return 0;
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IOS_Close(fd);
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fd = IOS_Open(TXTPATH, IPC_OPEN_READ);
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if(fd < 0)
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return 0;
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ret = IOS_Read(fd, txtbuffer, 0x100);
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if(ret < 0)
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return 0;
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IOS_Close(fd);
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cfg_hdr = (config_header *)confbuffer;
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__Dec_Enc_TB();
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configloaded = configloaded ? false : true;
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if(tbdec && configloaded)
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return 1;
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return 0;
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}
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s32 Nand::__configwrite(void)
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{
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if(configloaded)
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{
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__Dec_Enc_TB();
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if(!tbdec)
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{
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FILE *f = fopen(cfgpath, "wb");
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if(f)
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{
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fwrite(confbuffer, 1, 0x4000, f);
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gprintf("SYSCONF written to:\"%s\"\n", cfgpath);
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fclose(f);
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}
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f = fopen(settxtpath, "wb");
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if(f)
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{
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fwrite(txtbuffer, 1, 0x100, f);
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gprintf("setting.txt written to: \"%s\"\n", settxtpath);
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fclose(f);
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}
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configloaded = configloaded ? false : true;
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if(!tbdec && !configloaded)
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return 1;
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}
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}
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MEM2_free(confbuffer);
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MEM2_free(txtbuffer);
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return 0;
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}
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u32 Nand::__configsetbyte(const char *item, u8 val)
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{
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u32 i;
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for(i=0; i<cfg_hdr->ncnt; ++i)
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{
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if(memcmp(confbuffer+(cfg_hdr->noff[i] + 1), item, strlen(item)) == 0)
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{
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*(u8*)(confbuffer+cfg_hdr->noff[i] + 1 + strlen(item)) = val;
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break;
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}
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}
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return 0;
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}
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u32 Nand::__configsetbigarray(const char *item, void *val, u32 size)
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{
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u32 i;
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for(i=0; i<cfg_hdr->ncnt; ++i)
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{
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if(memcmp(confbuffer+(cfg_hdr->noff[i] + 1), item, strlen(item)) == 0)
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{
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memcpy(confbuffer+cfg_hdr->noff[i] + 3 + strlen(item), val, size);
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break;
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}
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}
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return 0;
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}
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u32 Nand::__configsetsetting(const char *item, const char *val)
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{
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char *curitem = strstr(txtbuffer, item);
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char *curstrt, *curend;
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if(curitem == NULL)
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return 0;
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curstrt = strchr(curitem, '=');
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curend = strchr(curitem, 0x0d);
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if(curstrt && curend)
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{
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curstrt += 1;
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u32 len = curend - curstrt;
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if(strlen(val) > len)
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{
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static char buffer[0x100];
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u32 nlen;
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nlen = txtbuffer-(curstrt+strlen(val));
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strcpy( buffer, txtbuffer+nlen );
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strncpy( curstrt, val, strlen(val));
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curstrt += strlen(val);
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strncpy(curstrt, buffer, strlen(buffer));
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}
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else
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{
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strncpy(curstrt, val, strlen(val));
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}
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__configshifttxt(txtbuffer);
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return 1;
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}
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return 0;
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}
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void Nand::__CreatePath(const char *path, ...)
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{
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char *folder = NULL;
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va_list args;
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va_start(args, path);
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if((vasprintf(&folder, path, args) >= 0) && folder)
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{
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DIR *d;
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d = opendir(folder);
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if(!d)
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{
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gprintf("Creating folder: \"%s\"\n", folder);
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makedir(folder);
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}
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else
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{
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gprintf("Folder \"%s\" exists\n", folder);
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closedir(d);
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}
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}
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va_end(args);
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SAFE_FREE(folder);
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}
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s32 Nand::CreateConfig(const char *path)
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{
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__CreatePath(path);
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__CreatePath("%s/shared2", path);
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__CreatePath("%s/shared2/sys", path);
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__CreatePath("%s/title", path);
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__CreatePath("%s/title/00000001", path);
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__CreatePath("%s/title/00000001/00000002", path);
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__CreatePath("%s/title/00000001/00000002/data", path);
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return 0;
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}
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s32 Nand::Do_Region_Change(string id, const char *path)
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{
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bzero(cfgpath, ISFS_MAXPATH);
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bzero(settxtpath, ISFS_MAXPATH);
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snprintf(cfgpath, sizeof(cfgpath), "%s%s", path, SYSCONFPATH);
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snprintf(settxtpath, sizeof(settxtpath), "%s%s", path, TXTPATH);
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if(__configread())
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{
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switch(id[3])
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{
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case 'J':
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{
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gprintf("Switching region to NTSC-j \n");
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CCode[0] = 1;
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__configsetbyte( "IPL.LNG", 0 );
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__configsetbigarray( "SADR.LNG", CCode, 0x1007 );
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__configsetsetting( "AREA", "JPN" );
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__configsetsetting( "MODEL", "RVL-001(JPN)" );
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__configsetsetting( "CODE", "LJM" );
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__configsetsetting( "VIDEO", "NTSC" );
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__configsetsetting( "GAME", "JP" );
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} break;
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case 'E':
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{
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gprintf("Switching region to NTSC-u \n");
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CCode[0] = 31;
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__configsetbyte( "IPL.LNG", 1 );
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__configsetbigarray( "IPL.SADR", CCode, 0x1007 );
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__configsetsetting( "AREA", "USA" );
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__configsetsetting( "MODEL", "RVL-001(USA)" );
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__configsetsetting( "CODE", "LU" );
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__configsetsetting( "VIDEO", "NTSC" );
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__configsetsetting( "GAME", "US" );
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} break;
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case 'D':
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case 'F':
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case 'I':
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case 'M':
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case 'P':
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case 'S':
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case 'U':
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{
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gprintf("Switching region to PAL \n");
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CCode[0] = 110;
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__configsetbyte( "IPL.LNG", 6 );
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__configsetbigarray( "IPL.SADR", CCode, 0x1007 );
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__configsetsetting( "AREA", "EUR" );
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__configsetsetting( "MODEL", "RVL-001(EUR)" );
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__configsetsetting( "CODE", "LEH" );
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__configsetsetting( "VIDEO", "PAL" );
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__configsetsetting( "GAME", "EU" );
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} break;
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case 'K':
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{
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gprintf("Switching region to NTSC-k \n");
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CCode[0] = 137;
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__configsetbyte( "IPL.LNG", 9 );
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__configsetbigarray( "IPL.SADR", CCode, 0x1007 );
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__configsetsetting( "AREA", "KOR" );
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__configsetsetting( "MODEL", "RVL-001(KOR)" );
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__configsetsetting( "CODE", "LKM" );
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__configsetsetting( "VIDEO", "NTSC" );
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__configsetsetting( "GAME", "KR" );
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} break;
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}
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}
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__configwrite();
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return 1;
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}
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