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Patch DLP client region check

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Pixel-Pop 2020-07-17 14:07:45 -07:00 committed by GitHub
parent 738a242e3c
commit 67ad6d425a
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 15 additions and 0 deletions
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15
sysmodules/loader/source/patcher.c
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@ -817,6 +817,13 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
0x00, 0x00, 0x00, 0x00 0x00, 0x00, 0x00, 0x00
}; };
static const u8 pattern2[] = {
0xBB, 0xD1
},
patch2[] = {
0xC0, 0x46 // mov r8, r8
};
//Patch DLP region check //Patch DLP region check
if(!patchMemory(code, textSize, if(!patchMemory(code, textSize,
pattern, pattern,
@ -824,6 +831,14 @@ void patchCode(u64 progId, u16 progVer, u8 *code, u32 size, u32 textSize, u32 ro
patch, patch,
sizeof(patch), 1 sizeof(patch), 1
)) goto error; )) goto error;
// Patch DLP client region check
if (!patchMemory(code, textSize,
pattern2,
sizeof(pattern2), 0,
patch2,
sizeof(patch2), 1
)) goto error;
} }
else if((progId & ~0xF0000001ULL) == 0x0004013000001A02LL) //DSP, SAFE_FIRM DSP else if((progId & ~0xF0000001ULL) == 0x0004013000001A02LL) //DSP, SAFE_FIRM DSP