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Cxbx-Reloaded
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Merge remote-tracking branch 'refs/remotes/Cxbx-Reloaded/master'

This commit is contained in:
PatrickvL 2017-02-23 12:25:33 +01:00
parent 13619ae0bb ba2ae324a1
commit eb0bc2a141
1 changed files with 53 additions and 1 deletions
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54
src/CxbxKrnl/CxbxKrnl.cpp
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@ -113,6 +113,54 @@ XbeType GetXbeType(Xbe::Header *pXbeHeader)
return xtRetail;
}
void ApplyMediaPatches()
{
Xbe::Certificate *pCertificate = (Xbe::Certificate*)CxbxKrnl_XbeHeader->dwCertificateAddr;
// Patch the XBE Header to allow running from all media types
pCertificate->dwAllowedMedia = XBEIMAGE_MEDIA_TYPE_HARD_DISK | XBEIMAGE_MEDIA_TYPE_DVD_CD | XBEIMAGE_MEDIA_TYPE_MEDIA_BOARD;
// Patch the XBE Header to allow running on all regions
pCertificate->dwGameRegion = XBEIMAGE_GAME_REGION_MANUFACTURING | XBEIMAGE_GAME_REGION_NA | XBEIMAGE_GAME_REGION_JAPAN | XBEIMAGE_GAME_REGION_RESTOFWORLD;
// Generic Media Check Patches (From DVD2XBOX)
typedef struct
{
std::string name;
std::vector<uint8_t> data;
std::vector<uint8_t> patch;
} hexpatch_t;
std::vector<hexpatch_t> mediaPatches;
mediaPatches.push_back({ "Media Patch 1",
{ 0x74, 0x4B, 0xE8, 0xCA, 0xFD, 0xFF, 0xFF, 0x85, 0xC0, 0x7D, 0x06, 0x33, 0xC0, 0x50, 0x50, 0xEB, 0x44, 0xF6, 0x05},
{ 0x74, 0x4B, 0xE8, 0xCA, 0xFD, 0xFF, 0xFF, 0x85, 0xC0, 0xEB, 0x06, 0x33, 0xC0, 0x50, 0x50, 0xEB, 0x44, 0xF6, 0x05 }
});
mediaPatches.push_back({ "Media Patch 2",
{ 0xE8, 0xCA, 0xFD, 0xFF, 0xFF, 0x85, 0xC0, 0x7D },
{ 0xE8, 0xCA, 0xFD, 0xFF, 0xFF, 0x85, 0xC0, 0xEB }
});
mediaPatches.push_back({ "FATX Patch",
{ 0x46, 0x41, 0x54, 0x58, 0x00, 0x00, 0x00, 0x00, 0x44, 0x3A, 0x5C },
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }
});
for (auto it = mediaPatches.begin(); it < mediaPatches.end(); ++it) {
hexpatch_t patch = *it;
// Iterate through the XBE until we find the patch
for (xbaddr addr = CxbxKrnl_XbeHeader->dwBaseAddr; addr < CxbxKrnl_XbeHeader->dwSizeofImage + CxbxKrnl_XbeHeader->dwBaseAddr; addr++) {
if (memcmp((void*)addr, &patch.data[0], patch.data.size()) == 0) {
printf("Applying %s\n", patch.name.c_str());
memcpy((void*)addr, &patch.patch[0], patch.patch.size());
addr += patch.data.size() - 1;
}
}
}
}
void CxbxLaunchXbe(void(*Entry)())
{
@ -364,7 +412,6 @@ extern "C" CXBXKRNL_API void CxbxKrnlInit
#ifdef _DEBUG_TRACE
// VerifyHLEDataBase();
#endif
// TODO : The following seems to cause a crash when booting the game "Forza Motorsport",
// according to https://github.com/Cxbx-Reloaded/Cxbx-Reloaded/issues/101#issuecomment-277230140
{
@ -545,6 +592,11 @@ extern "C" CXBXKRNL_API void CxbxKrnlInit
EmuHLEIntercept(pXbeHeader);
// Apply Media Patches to bypass Anti-Piracy checks
// Required until we perfect emulation of X2 DVD Authentication
// See: https://multimedia.cx/eggs/xbox-sphinx-protocol/
ApplyMediaPatches();
//
// initialize FS segment selector
//