/*************************************************************************** * Copyright (C) 2010 * by dude * * This software is provided 'as-is', without any express or implied * warranty. In no event will the authors be held liable for any * damages arising from the use of this software. * * Permission is granted to anyone to use this software for any * purpose, including commercial applications, and to alter it and * redistribute it freely, subject to the following restrictions: * * 1. The origin of this software must not be misrepresented; you * must not claim that you wrote the original software. If you use * this software in a product, an acknowledgment in the product * documentation would be appreciated but is not required. * * 2. Altered source versions must be plainly marked as such, and * must not be misrepresented as being the original software. * * 3. This notice may not be removed or altered from any source * distribution. * * Channel Launcher Class * * for WiiXplorer 2010 ***************************************************************************/ #include #include #include #include #include #include #include "ChannelHandler.hpp" #include "patchcode.h" #include "cios.h" #include "fs.h" #include "fst.h" #include "lz77.h" #include "utils.h" #include "videopatch.h" #include "video_tinyload.h" #include "apploader.h" #include "memory.h" void *dolchunkoffset[18]; u32 dolchunksize[18]; u32 dolchunkcount; u32 bootcontent; bool isForwarder = false; char filepath[ISFS_MAXPATH] ATTRIBUTE_ALIGN(32); static u8 *GetDol(u32 bootcontent, u64 title) { snprintf(filepath, ISFS_MAXPATH, "/title/%08x/%08x/content/%08x.app", TITLE_UPPER(title), TITLE_LOWER(title), bootcontent); u32 contentSize = 0; u8 *data = ISFS_GetFile(filepath, &contentSize, -1); if(data != NULL && contentSize != 0) { if(isLZ77compressed(data)) { u8 *decompressed; u32 size = 0; if(decompressLZ77content(data, contentSize, &decompressed, &size) < 0) { free(data); return NULL; } free(data); data = decompressed; } return data; } return NULL; } static bool GetAppNameFromTmd(bool dol, u32 *bootcontent, u64 title, u32 *IOS) { static const u8 dolsign[6] = {0x00, 0x00, 0x01, 0x00, 0x00, 0x00}; static u8 dolhead[32] ATTRIBUTE_ALIGN(32); bool found = false; snprintf(filepath, ISFS_MAXPATH, "/title/%08x/%08x/content/title.tmd", TITLE_UPPER(title), TITLE_LOWER(title)); u32 size; u8 *data = ISFS_GetFile(filepath, &size, -1); if(data == NULL || size < 0x208) return found; *IOS = data[0x18B]; _tmd *tmd_file = (_tmd *)SIGNATURE_PAYLOAD((u32 *)data); if(dol) { // check for dol signature - channels and vc for(u32 i = 0; i < tmd_file->num_contents; ++i) { if(tmd_file->contents[i].index == tmd_file->boot_index) continue; // Skip app loader snprintf(filepath, ISFS_MAXPATH, "/title/%08x/%08x/content/%08x.app", TITLE_UPPER(title), TITLE_LOWER(title), tmd_file->contents[i].cid); s32 fd = ISFS_Open(filepath, ISFS_OPEN_READ); if(fd < 0) continue; s32 ret = ISFS_Read(fd, dolhead, 32); ISFS_Close(fd); if(ret != 32) continue; if(memcmp(dolhead, dolsign, sizeof(dolsign)) == 0) { // Normal channels and VC use 1 if(tmd_file->contents[i].index != 1)// forwarder channel isForwarder = true; *bootcontent = tmd_file->contents[i].cid; found = true; break; } } } if(!found) // WiiWare not matching a dol signature or apploader selected { for(u32 i = 0; i < tmd_file->num_contents; ++i) { if(tmd_file->contents[i].index == (dol ? 0x01 : tmd_file->boot_index)) { *bootcontent = tmd_file->contents[i].cid; found = true; break; } } } //fall back to app loader if main dol wanted but not found if(!found && dol) { *bootcontent = tmd_file->contents[tmd_file->boot_index].cid; found = true; } free(data); return found; } static u32 MoveDol(u8 *buffer) { dolchunkcount = 0; dolheader *dolfile = (dolheader *)buffer; if(dolfile->bss_start)// if start is not zero { if(!(dolfile->bss_start & 0x80000000))// if start isn't >=80000000 dolfile->bss_start |= 0x80000000;// set it to 80000000 or greater memset((void *)dolfile->bss_start, 0, dolfile->bss_size); DCFlushRange((void *)dolfile->bss_start, dolfile->bss_size); ICInvalidateRange((void *)dolfile->bss_start, dolfile->bss_size); } for(u8 i = 0; i < 18; i++) { if(!dolfile->section_size[i])// if section size is zero don't move continue; if(dolfile->section_pos[i] < sizeof(dolheader)) // if section position is within the header don't move continue; if(!(dolfile->section_start[i] & 0x80000000)) // maker sure section start is 80000000 or greater dolfile->section_start[i] |= 0x80000000; dolchunkoffset[dolchunkcount] = (void *)dolfile->section_start[i]; dolchunksize[dolchunkcount] = dolfile->section_size[i]; memmove(dolchunkoffset[dolchunkcount], buffer + dolfile->section_pos[i], dolchunksize[dolchunkcount]); dolchunkcount++; prog(5); } return dolfile->entry_point; } u32 LoadChannel(u64 title, bool dol, u32 *IOS) { u32 entry = 0; GetAppNameFromTmd(dol, &bootcontent, title, IOS); u8 *data = GetDol(bootcontent, title); entry = MoveDol(data); free(data); // Preparations memset((void *)Disc_ID, 0, 6); *Disc_ID = TITLE_LOWER(title); // Game ID *Arena_H = 0; // Arena High, the apploader does this too *BI2 = 0x817FE000; // BI2, the apploader does this too *Bus_Speed = 0x0E7BE2C0; // bus speed *CPU_Speed = 0x2B73A840; // cpu speed *GameID_Address = 0x81000000; // Game id address, while there's all 0s at 0x81000000 when using the apploader... memcpy((void *)Online_Check, (void *)Disc_ID, 4); // online check memset((void *)0x817FE000, 0, 0x2000); // Clearing BI2 DCFlushRange((void *)0x817FE000, 0x2000); return entry; } void PatchChannel(u8 vidMode, GXRModeObj *vmode, bool vipatch, bool countryString, u8 patchVidModes, int aspectRatio, u32 returnTo, u8 private_server, const char *server_addr, bool patchFix480p, u8 deflicker, u8 bootType) { u8 vfilter_off[7] = {0, 0, 21, 22, 21, 0, 0}; u8 vfilter_low[7] = {4, 4, 16, 16, 16, 4, 4}; u8 vfilter_medium[7] = {4, 8, 12, 16, 12, 8, 4}; u8 vfilter_high[7] = {8, 8, 10, 12, 10, 8, 8}; bool hookpatched = false; for(u8 i = 0; i < dolchunkcount; i++) { patchVideoModes(dolchunkoffset[i], dolchunksize[i], vidMode, vmode, patchVidModes, bootType); if(vipatch) vidolpatcher(dolchunkoffset[i], dolchunksize[i]); if(configbytes[0] != 0xCD) langpatcher(dolchunkoffset[i], dolchunksize[i]); if(countryString) PatchCountryStrings(dolchunkoffset[i], dolchunksize[i]); if(aspectRatio != -1) PatchAspectRatio(dolchunkoffset[i], dolchunksize[i], aspectRatio); if(returnTo) PatchReturnTo(dolchunkoffset[i], dolchunksize[i], returnTo); if(private_server) PrivateServerPatcher(dolchunkoffset[i], dolchunksize[i], private_server, server_addr); if(hooktype != 0 && hookpatched == false) hookpatched = dogamehooks(dolchunkoffset[i], dolchunksize[i], true); if (deflicker == DEFLICKER_ON_LOW) { patch_vfilters(dolchunkoffset[i], dolchunksize[i], vfilter_low); patch_vfilters_rogue(dolchunkoffset[i], dolchunksize[i], vfilter_low); } else if (deflicker == DEFLICKER_ON_MEDIUM) { patch_vfilters(dolchunkoffset[i], dolchunksize[i], vfilter_medium); patch_vfilters_rogue(dolchunkoffset[i], dolchunksize[i], vfilter_medium); } else if (deflicker == DEFLICKER_ON_HIGH) { patch_vfilters(dolchunkoffset[i], dolchunksize[i], vfilter_high); patch_vfilters_rogue(dolchunkoffset[i], dolchunksize[i], vfilter_high); } else if (deflicker != DEFLICKER_NORMAL) // Either safe or extended { patch_vfilters(dolchunkoffset[i], dolchunksize[i], vfilter_off); patch_vfilters_rogue(dolchunkoffset[i], dolchunksize[i], vfilter_off); // This might break fade and brightness effects if (deflicker == DEFLICKER_OFF_EXTENDED) deflicker_patch(dolchunkoffset[i], dolchunksize[i]); } DCFlushRange(dolchunkoffset[i], dolchunksize[i]); ICInvalidateRange(dolchunkoffset[i], dolchunksize[i]); prog10(); } if(hookpatched) ocarina_do_code(); if(patchFix480p) PatchFix480p(); if(private_server == PRIVSERV_WIIMMFI) do_new_wiimmfi_nonMKWii(); }