mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-11-27 07:44:02 +08:00
626 lines
22 KiB
C++
626 lines
22 KiB
C++
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#include "psputils.hpp"
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#include "specialgames.hpp"
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// See: https://github.com/hrydgard/ppsspp
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// Core/HLE (High Level Emulator)
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// - sceCcc
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// #void sceCccSetTable(u32 jis2ucs, u32 ucs2jis)
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// int sceCccUTF8toUTF16(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccUTF8toSJIS(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccUTF16toUTF8(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccUTF16toSJIS(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccSJIStoUTF8(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccSJIStoUTF16(u32 dstAddr, u32 dstSize, u32 srcAddr)
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// int sceCccStrlenUTF8(u32 strAddr)
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// int sceCccStrlenUTF16(u32 strAddr)
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// int sceCccStrlenSJIS(u32 strAddr)
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// u32 sceCccEncodeUTF8(u32 dstAddrAddr, u32 ucs)
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// void sceCccEncodeUTF16(u32 dstAddrAddr, u32 ucs)
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// u32 sceCccEncodeSJIS(u32 dstAddrAddr, u32 jis)
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// u32 sceCccDecodeUTF8(u32 dstAddrAddr)
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// u32 sceCccDecodeUTF16(u32 dstAddrAddr)
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// u32 sceCccDecodeSJIS(u32 dstAddrAddr)
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// int sceCccIsValidUTF8(u32 c)
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// int sceCccIsValidUTF16(u32 c)
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// int sceCccIsValidSJIS(u32 c)
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// int sceCccIsValidUCS2(u32 c)
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// int sceCccIsValidUCS4(u32 c)
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// int sceCccIsValidJIS(u32 c)
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// int sceCccIsValidUnicode(u32 c)
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// #u32 sceCccSetErrorCharUTF8(u32 c)
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// #u32 sceCccSetErrorCharUTF16(u32 c)
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// #u32 sceCccSetErrorCharSJIS(u32 c)
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// u32 sceCccUCStoJIS(u32 c, u32 alt)
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// u32 sceCccJIStoUCS(u32 c, u32 alt)
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// - sceFont: search charCode
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// int sceFontGetCharInfo(u32 fontHandle, u32 charCode, u32 charInfoPtr)
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// int sceFontGetShadowInfo(u32 fontHandle, u32 charCode, u32 charInfoPtr)
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// int sceFontGetCharImageRect(u32 fontHandle, u32 charCode, u32 charRectPtr)
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// int sceFontGetShadowImageRect(u32 fontHandle, u32 charCode, u32 charRectPtr)
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// int sceFontGetCharGlyphImage(u32 fontHandle, u32 charCode, u32 glyphImagePtr)
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// int sceFontGetCharGlyphImage_Clip(u32 fontHandle, u32 charCode, u32 glyphImagePtr, int clipXPos, int clipYPos, int clipWidth, int clipHeight)
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// #int sceFontSetAltCharacterCode(u32 fontLibHandle, u32 charCode)
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// int sceFontGetShadowGlyphImage(u32 fontHandle, u32 charCode, u32 glyphImagePtr)
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// int sceFontGetShadowGlyphImage_Clip(u32 fontHandle, u32 charCode, u32 glyphImagePtr, int clipXPos, int clipYPos, int clipWidth, int clipHeight)
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// - sceKernelInterrupt
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// u32 sysclib_strcat(u32 dst, u32 src)
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// int sysclib_strcmp(u32 dst, u32 src)
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// u32 sysclib_strcpy(u32 dst, u32 src)
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// u32 sysclib_strlen(u32 src)
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//
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// Sample debug string:
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// 006EFD8E PUSH PPSSPPWi.00832188 ASCII "sceCccEncodeSJIS(%08x, U+%04x)"
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// Corresponding source code in sceCcc:
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// ERROR_LOG(HLE, "sceCccEncodeSJIS(%08x, U+%04x): invalid pointer", dstAddrAddr, jis);
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struct PPSSPPFunction
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{
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const char *hookName; // hook name
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int argIndex; // argument index
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uint64_t hookType; // hook parameter type
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int hookSplit; // hook parameter split, positive: stack, negative: registers
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const char *pattern; // debug string used within the function
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};
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namespace
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{
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uintptr_t findleapushaddr(uintptr_t addr)
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{
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#ifndef _WIN64
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addr = MemDbg::findPushAddress(addr, processStartAddress, processStopAddress);
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if (!addr)
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return NULL;
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addr = SafeFindEnclosingAlignedFunction(addr, 0x200);
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#else
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addr = MemDbg::findleaaddr(addr, processStartAddress, processStopAddress);
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if (!addr)
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return NULL;
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BYTE sig1[] = {
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//clang-format off
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0xCC,
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0x48, 0x89, XX, 0x24, XX,
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//clang-format on
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};
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BYTE sig2[] = {
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//clang-format off
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0xC3,
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0x48, 0x89, XX, 0x24, XX,
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//clang-format on
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};
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BYTE sig3[] = {
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//clang-format off
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0xCC,
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0x89, XX, 0x24, XX,
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//clang-format on
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};
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BYTE sig4[] = {
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//clang-format off
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0xC3,
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0x89, XX, 0x24, XX,
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//clang-format on
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};
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int idx = 0;
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uintptr_t maxaddr = 0;
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for (auto sig : {sig1, sig2, sig3, sig4})
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{
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idx += 1;
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maxaddr = max(maxaddr, reverseFindBytes(sig, (idx > 2) ? 5 : 6, addr - 0x500, addr, 1, true));
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}
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maxaddr = max(maxaddr, MemDbg::findEnclosingAlignedFunction_strict(addr, 0x500));
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addr = maxaddr;
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#endif
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return addr;
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}
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}
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bool InsertPPSSPPHLEHooks()
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{
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auto functions = std::vector<PPSSPPFunction>{
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// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceCcc.cpp
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{"sceCccStrlenSJIS", GETARG1, USING_STRING, 0, "sceCccStrlenSJIS("},
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{"sceCccStrlenUTF8", GETARG1, CODEC_UTF8 | USING_STRING, 0, "sceCccStrlenUTF8("},
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{"sceCccStrlenUTF16", GETARG1, CODEC_UTF16 | USING_STRING, 0, "sceCccStrlenUTF16("},
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{"sceCccSJIStoUTF8", GETARG3, USING_STRING, 0, "sceCccSJIStoUTF8("},
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{"sceCccSJIStoUTF16", GETARG3, USING_STRING, 0, "sceCccSJIStoUTF16("},
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{"sceCccUTF8toSJIS", GETARG3, CODEC_UTF8 | USING_STRING, 0, "sceCccUTF8toSJIS("},
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{"sceCccUTF8toUTF16", GETARG3, CODEC_UTF8 | USING_STRING, 0, "sceCccUTF8toUTF16("},
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{"sceCccUTF16toSJIS", GETARG3, CODEC_UTF16 | USING_STRING, 0, "sceCccUTF16toSJIS("},
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{"sceCccUTF16toUTF8", GETARG3, CODEC_UTF16 | USING_STRING, 0, "sceCccUTF16toUTF8("},
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// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceFont.cpp
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{"sceFontGetCharInfo", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharInfo("},
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{"sceFontGetShadowInfo", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowInfo("},
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{"sceFontGetCharImageRect", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharImageRect("},
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{"sceFontGetShadowImageRect", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowImageRect("},
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{"sceFontGetCharGlyphImage", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharGlyphImage("},
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{"sceFontGetCharGlyphImage_Clip", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharGlyphImage_Clip("},
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{"sceFontGetShadowGlyphImage", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowGlyphImage("},
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{"sceFontGetShadowGlyphImage_Clip", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowGlyphImage_Clip("},
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// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceKernelInterrupt.cpp
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{"sysclib_strcat", GETARG2, USING_STRING, 0, "Untested sysclib_strcat("},
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{"sysclib_strcpy", GETARG2, USING_STRING, 0, "Untested sysclib_strcpy("},
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{"sysclib_strlen", GETARG1, USING_STRING, 0, "Untested sysclib_strlen("}
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// Disabled as I am not sure how to deal with the source string
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//, { "sceCccEncodeSJIS", 2, USING_STRING, 0, "sceCccEncodeSJIS(" }
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//, { "sceCccEncodeUTF8", 2, CODEC_UTF8, 0, "sceCccEncodeUTF8(" }
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//, { "sceCccEncodeUTF16", 2, CODEC_UTF16, 0, "sceCccEncodeUTF16(" }
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//, { "sysclib_strcmp", 2, USING_STRING, 0, "Untested sysclib_strcmp(" }
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};
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auto succ = false;
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for (auto &&function : functions)
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{
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auto addr = MemDbg::findBytes(function.pattern, ::strlen(function.pattern), processStartAddress, processStopAddress);
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if (!addr)
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continue;
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addr = findleapushaddr(addr);
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if (!addr)
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continue;
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HookParam hp;
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hp.address = addr;
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hp.type = function.hookType;
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hp.offset = function.argIndex;
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hp.split = function.hookSplit;
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if (hp.split)
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hp.type |= USING_SPLIT;
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succ |= NewHook(hp, function.hookName);
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}
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return succ;
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}
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#if 0
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bool PPSSPPinithooksearch(){
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bool found = false;
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SYSTEM_INFO systemInfo;
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GetNativeSystemInfo(&systemInfo);
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for (BYTE* probe = NULL; probe < systemInfo.lpMaximumApplicationAddress;)
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{
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MEMORY_BASIC_INFORMATION info;
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if (!VirtualQuery(probe, &info, sizeof(info)))
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{
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probe += systemInfo.dwPageSize;
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}
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else
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{
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if (info.RegionSize == 0x1f00000 && info.Protect == PAGE_READWRITE && info.Type == MEM_MAPPED)
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{
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found = true;
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ConsoleOutput("PPSSPP memory found: searching for hooks should yield working hook codes");
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#ifndef _WIN64
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// PPSSPP 1.8.0 compiles jal to sub dword ptr [ebp+0x360],??
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memcpy(spDefault.pattern, Array<BYTE>{ 0x83, 0xAD, 0x60, 0x03, 0x00, 0x00 }, spDefault.length = 6);
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#else
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// PPSSPP 1.8.0 compiles jal to sub dword ptr [r14+0x360],??
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memcpy(spDefault.pattern, Array<BYTE>{ 0x41, 0x83, 0xae, 0x60, 0x03, 0x00, 0x00 }, spDefault.length = 7);
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#endif
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spDefault.offset = 0;
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spDefault.minAddress = 0;
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spDefault.maxAddress = -1ULL;
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spDefault.padding = (uintptr_t)probe - 0x8000000;
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spDefault.hookPostProcessor = [](HookParam& hp)
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{
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hp.type |= NO_CONTEXT | USING_SPLIT | SPLIT_INDIRECT;
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#ifndef _WIN64
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hp.split = get_reg(regs::ebp);
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hp.split_index =get_reg(regs::eax); // this is where PPSSPP 1.8.0 stores its return address stack
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#else
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hp.split = get_reg(regs::r14);
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hp.split_index = -8; // this is where PPSSPP 1.8.0 stores its return address stack
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#endif
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};
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}
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probe += info.RegionSize;
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}
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}
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return found;
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}
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#endif
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uintptr_t getDoJitAddress()
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{
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#ifndef _WIN64
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auto string1 = "Jump target too far away, needs indirect register";
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auto string2 = "Jump target too far away, needs force5Bytes = true";
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auto addr1 = MemDbg::findBytes(string1, ::strlen(string1), processStartAddress, processStopAddress);
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auto addr2 = MemDbg::findBytes(string2, ::strlen(string2), processStartAddress, processStopAddress);
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if (addr1 == 0 || addr2 == 0)
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return 0;
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// 都是被push两次，但是都是第一个
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addr1 = MemDbg::findPushAddress(addr1, processStartAddress, processStopAddress);
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addr2 = MemDbg::findPushAddress(addr2, processStartAddress, processStopAddress);
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if (addr1 == 0 || addr2 == 0)
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return 0;
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addr1 = MemDbg::findEnclosingAlignedFunction_strict(addr1, 0x100);
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addr2 = MemDbg::findEnclosingAlignedFunction_strict(addr2, 0x100);
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if (addr1 == 0 || addr2 == 0 || addr1 != addr2)
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return 0;
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auto xrefs = findxref_reverse_checkcallop(addr1, processStartAddress, processStopAddress, 0xe8);
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if (xrefs.size() < 28)
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return 0;
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addr1 = MemDbg::findEnclosingAlignedFunction_strict(xrefs[xrefs.size() - 1 - 3], 0x400);
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addr2 = MemDbg::findEnclosingAlignedFunction_strict(xrefs[xrefs.size() - 1 - 4], 0x400);
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if (addr1 == 0 || addr2 == 0 || addr1 != addr2)
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return 0;
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return addr1;
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#else
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auto DoJitSig1 = "C7 83 ?? 0? 00 00 11 00 00 00 F6 83 ?? 0? 00 00 01 C7 83 ?? 0? 00 00 E4 00 00 00";
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auto first = find_pattern(DoJitSig1, processStartAddress, processStopAddress);
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if (first)
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{
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auto beginSubSig1 = "55 41 ?? 41 ?? 41";
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auto lookbackSize = 0x400;
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auto address = first - lookbackSize;
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auto subs = find_pattern(beginSubSig1, address, address + lookbackSize);
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if (subs)
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{
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return subs;
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}
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}
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else
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{
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auto DoJitSig2 = "C7 83 ?? 0? 00 00 11 00 00 00 F6 83 ?? 0? 00 00 01 ?? ?? ?? ?? ?? ?? ?? C7 83 ?? 0? 00 00 E4 00 00 00";
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first = find_pattern(DoJitSig2, processStartAddress, processStopAddress);
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if (first)
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{
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first = MemDbg::findEnclosingAlignedFunction_strict(first, 0x400);
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return first;
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}
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}
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#endif
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return 0;
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}
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namespace ppsspp
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{
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bool checkiscurrentgame(const emfuncinfo &em)
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{
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auto wininfos = get_proc_windows();
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for (auto &&info : wininfos)
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{
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if (info.title.find(acastw(em._id)) != info.title.npos)
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return true;
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}
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return false;
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}
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std::unordered_set<uintptr_t> breakpoints;
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inline bool IsValidAddress(const uintptr_t address)
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{
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if ((address & 0x3E000000) == 0x08000000)
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{
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return true;
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}
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else if ((address & 0x3F800000) == 0x04000000)
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{
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return true;
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}
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else if ((address & 0xBFFFC000) == 0x00010000)
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{
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return true;
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}
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else if ((address & 0x3F000000) >= 0x08000000)
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{ // && (address & 0x3F000000) < 0x08000000 + g_MemorySize) {
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return true;
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}
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else
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{
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return false;
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}
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}
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void dohookemaddr(uintptr_t em_address, uintptr_t ret)
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{
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jitaddraddr(em_address, ret, JITTYPE::PPSSPP);
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if (emfunctionhooks.find(em_address) == emfunctionhooks.end())
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return;
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if (!(checkiscurrentgame(emfunctionhooks.at(em_address))))
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return;
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auto op = emfunctionhooks.at(em_address);
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ConsoleOutput("jit function addr %p", ret);
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#ifndef _WIN64
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BYTE sig[] = {
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0x8b, XX2, // mov reg,[ebp-off]
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0x8b, 0xc6, // mov eax,esi
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0x25, 0xff, 0xff, 0xff, 0x3f, // and eax,0x3fffffff
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0x89, XX, XX4, // mov [eax+base+off],reg
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};
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auto findbase = MemDbg::findBytes(sig, sizeof(sig), ret, ret + 0x20);
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if (!findbase)
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findbase = MemDbg::findBytes(sig, sizeof(sig), ret - 0x1000, ret + 0x1000);
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if (!findbase)
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ConsoleOutput("can't find emu_baseaddr");
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PPSSPP::x86_baseaddr = (*(DWORD *)(findbase + 12)) & 0xffff0000;
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ConsoleOutput("x86 base addr %p", PPSSPP::x86_baseaddr);
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#endif
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HookParam hpinternal;
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hpinternal.address = ret;
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hpinternal.emu_addr = em_address; // 用于生成hcode
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hpinternal.type = USING_STRING | NO_CONTEXT | BREAK_POINT | op.type;
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hpinternal.text_fun = (decltype(hpinternal.text_fun))op.hookfunc;
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hpinternal.filter_fun = (decltype(hpinternal.filter_fun))op.filterfun;
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hpinternal.argidx = op.argidx;
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hpinternal.padding = op.padding;
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hpinternal.jittype = JITTYPE::PPSSPP;
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NewHook(hpinternal, op._id);
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}
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namespace
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{
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typedef DWORD u32;
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typedef BYTE u8;
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typedef WORD u16;
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const int MAX_JIT_BLOCK_EXITS = 8;
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namespace Memory
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{
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struct Opcode
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{
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Opcode()
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{
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}
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explicit Opcode(u32 v) : encoding(v)
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{
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}
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u32 operator&(const u32 &arg) const
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{
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return encoding & arg;
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}
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u32 operator>>(const u32 &arg) const
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{
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return encoding >> arg;
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}
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bool operator==(const u32 &arg) const
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{
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return encoding == arg;
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}
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bool operator!=(const u32 &arg) const
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{
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return encoding != arg;
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}
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u32 encoding;
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};
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}
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typedef Memory::Opcode MIPSOpcode;
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struct JitBlock
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{
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bool ContainsAddress(u32 em_address) const;
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const u8 *checkedEntry; // const, we have to translate to writable.
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const u8 *normalEntry;
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u8 *exitPtrs[MAX_JIT_BLOCK_EXITS]; // to be able to rewrite the exit jump
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u32 exitAddress[MAX_JIT_BLOCK_EXITS]; // 0xFFFFFFFF == unknown
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u32 originalAddress;
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MIPSOpcode originalFirstOpcode; // to be able to restore
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uint64_t compiledHash;
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u16 codeSize;
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u16 originalSize;
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u16 blockNum;
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bool invalid;
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bool linkStatus[MAX_JIT_BLOCK_EXITS];
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#ifdef USE_VTUNE
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char blockName[32];
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#endif
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// By having a pointer, we avoid a constructor/destructor being generated and dog slow
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// performance in debug.
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std::vector<u32> *proxyFor;
|
||
|
||
bool IsPureProxy() const
|
||
{
|
||
return originalFirstOpcode.encoding == 0x68FF0000;
|
||
}
|
||
void SetPureProxy()
|
||
{
|
||
// Magic number that won't be a real opcode.
|
||
originalFirstOpcode.encoding = 0x68FF0000;
|
||
}
|
||
};
|
||
}
|
||
|
||
void unsafeoncegetJitBlockCache(hook_stack *stack)
|
||
{
|
||
|
||
// class JitBlockCache : public JitBlockCacheDebugInterface {
|
||
//...
|
||
// JitBlock *blocks_ = nullptr;
|
||
// std::unordered_multimap<u32, int> proxyBlockMap_; ->64
|
||
// int num_blocks_ = 0;
|
||
#ifdef _WIN64
|
||
auto num_blocks_ = *(uint32_t *)(stack->rcx + 72 + 16 + 88);
|
||
auto blocks_ = (JitBlock *)*(uintptr_t *)(stack->rcx + 72 + 16 + 88 - 64 - 8);
|
||
#else
|
||
auto num_blocks_ = *(uint32_t *)(stack->ecx + 88);
|
||
auto blocks_ = (JitBlock *)*(uintptr_t *)(stack->ecx + 88 - 32 - 4);
|
||
#endif
|
||
int checkvalid = 0;
|
||
num_blocks_ -= 1; // last one is now dojiting
|
||
for (int i = 0; i < num_blocks_; i++)
|
||
{
|
||
if (IsValidAddress(blocks_[i].originalAddress) && blocks_[i].normalEntry)
|
||
checkvalid += 1;
|
||
}
|
||
if (checkvalid < num_blocks_ / 2)
|
||
return;
|
||
|
||
for (int i = 0; i < num_blocks_; i++)
|
||
{
|
||
if (IsValidAddress(blocks_[i].originalAddress) && blocks_[i].normalEntry)
|
||
{
|
||
dohookemaddr(blocks_[i].originalAddress, (uintptr_t)blocks_[i].normalEntry);
|
||
delayinsertNewHook(blocks_[i].originalAddress);
|
||
}
|
||
}
|
||
|
||
return;
|
||
}
|
||
bool oncegetJitBlockCache(hook_stack *stack)
|
||
{
|
||
// 在游戏中途hook，获取已compiled jit
|
||
// 虽然只有在每次进行jit时才会触发，不过测试后续触发的也挺频繁的。
|
||
__try
|
||
{
|
||
unsafeoncegetJitBlockCache(stack);
|
||
}
|
||
__except (EXCEPTION_EXECUTE_HANDLER)
|
||
{
|
||
}
|
||
return true;
|
||
}
|
||
bool hookPPSSPPDoJit()
|
||
{
|
||
auto DoJitPtr = getDoJitAddress();
|
||
if (DoJitPtr == 0)
|
||
return false;
|
||
spDefault.jittype = JITTYPE::PPSSPP;
|
||
spDefault.minAddress = 0;
|
||
spDefault.maxAddress = -1;
|
||
HookParam hp;
|
||
hp.address = DoJitPtr; // Jit::DoJit
|
||
ConsoleOutput("DoJitPtr %p", DoJitPtr);
|
||
hp.user_value = (uintptr_t) new uintptr_t;
|
||
hp.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
|
||
{
|
||
static auto once1 = oncegetJitBlockCache(stack);
|
||
auto em_address = stack->THISCALLARG1;
|
||
|
||
*(uintptr_t *)(hp->user_value) = em_address;
|
||
|
||
HookParam hpinternal;
|
||
hpinternal.user_value = hp->user_value;
|
||
hpinternal.address = stack->retaddr;
|
||
hpinternal.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
|
||
{
|
||
auto em_address = *(uintptr_t *)(hp->user_value);
|
||
if (!IsValidAddress(em_address))
|
||
return;
|
||
[&]()
|
||
{
|
||
auto ret = stack->LASTRETVAL;
|
||
if (breakpoints.find(ret) != breakpoints.end())
|
||
return;
|
||
breakpoints.insert(ret);
|
||
|
||
dohookemaddr(em_address, ret);
|
||
}();
|
||
delayinsertNewHook(em_address);
|
||
};
|
||
static auto once = NewHook(hpinternal, "DoJitPtrRet");
|
||
};
|
||
|
||
return NewHook(hp, "PPSSPPDoJit");
|
||
}
|
||
}
|
||
namespace
|
||
{
|
||
// ULJS00035 ULJS00149 流行り神
|
||
void *findGetPointer()
|
||
{
|
||
char GetPointer[] = "Unknown GetPointer %08x PC %08x LR %08x";
|
||
auto addr = MemDbg::findBytes(GetPointer, sizeof(GetPointer), processStartAddress, processStopAddress);
|
||
if (!addr)
|
||
return nullptr;
|
||
addr = findleapushaddr(addr);
|
||
return (void *)addr;
|
||
}
|
||
bool Replace_memcpy()
|
||
{
|
||
// static int Replace_memcpy() {
|
||
// u32 destPtr = PARAM(0);
|
||
// u32 srcPtr = PARAM(1);
|
||
// u32 bytes = PARAM(2);
|
||
static auto GetPointer = (uintptr_t(*)(uintptr_t))findGetPointer();
|
||
if (!GetPointer)
|
||
return false;
|
||
ConsoleOutput("GetPointer %p", GetPointer);
|
||
char ReplaceMemcpy_VideoDecodeRange[] = "ReplaceMemcpy/VideoDecodeRange";
|
||
auto addr = MemDbg::findBytes(ReplaceMemcpy_VideoDecodeRange, sizeof(ReplaceMemcpy_VideoDecodeRange), processStartAddress, processStopAddress);
|
||
if (!addr)
|
||
return false;
|
||
ConsoleOutput("ReplaceMemcpy/VideoDecodeRange %p", addr);
|
||
#ifndef _WIN64
|
||
BYTE sig[] = {0xb9, XX4};
|
||
*(uintptr_t *)(sig + 1) = addr;
|
||
bool succ = false;
|
||
for (auto addr : Util::SearchMemory(sig, sizeof(sig), PAGE_EXECUTE, processStartAddress, processStopAddress))
|
||
{
|
||
BYTE sig1[] = {
|
||
//clang-format off
|
||
0x55, 0x8b, 0xec,
|
||
0x81, 0xec, XX4,
|
||
0x8b, 0x0d, XX4,
|
||
//clang-format on
|
||
};
|
||
addr = reverseFindBytes(sig1, sizeof(sig1), addr - 0x200, addr);
|
||
if (!addr)
|
||
continue;
|
||
DWORD off_106D180 = *(DWORD *)(addr + sizeof(sig1) - 4);
|
||
HookParam hp;
|
||
hp.user_value = *(DWORD *)off_106D180;
|
||
#else
|
||
bool succ = false;
|
||
for (auto addr : MemDbg::findleaaddr_all(addr, processStartAddress, processStopAddress))
|
||
{
|
||
BYTE sig1[] = {
|
||
0x48, 0x89, XX, 0x24, 0x18,
|
||
0x48, 0x89, XX, 0x24, 0x20,
|
||
0x57,
|
||
0x48, 0x81, 0xec, XX4,
|
||
0x48, 0x8b, XX, XX4};
|
||
addr = reverseFindBytes(sig1, sizeof(sig1), addr - 0x200, addr);
|
||
if (!addr)
|
||
continue;
|
||
DWORD off_140F4C810 = *(DWORD *)(addr + sizeof(sig1) - 4);
|
||
HookParam hp;
|
||
hp.user_value = *(uintptr_t *)(off_140F4C810 + addr + sizeof(sig1));
|
||
#endif
|
||
hp.address = addr;
|
||
hp.text_fun = [](hook_stack *stack, HookParam *hp, uintptr_t *data, uintptr_t *split, size_t *len)
|
||
{
|
||
auto bytes = *((DWORD *)hp->user_value + 6);
|
||
auto srcPtr = GetPointer(*((DWORD *)hp->user_value + 5));
|
||
|
||
if (!IsDBCSLeadByteEx(932, *(BYTE *)srcPtr))
|
||
return;
|
||
if (bytes != 2)
|
||
return;
|
||
if (bytes != strnlen((char *)srcPtr, TEXT_BUFFER_SIZE))
|
||
return;
|
||
*data = (uintptr_t)srcPtr;
|
||
*len = bytes;
|
||
};
|
||
succ |= NewHook(hp, "Replace_memcpy");
|
||
}
|
||
return succ;
|
||
}
|
||
}
|
||
bool InsertPPSSPPcommonhooks()
|
||
{
|
||
|
||
auto succ = ppsspp::hookPPSSPPDoJit();
|
||
succ |= InsertPPSSPPHLEHooks();
|
||
succ |= Replace_memcpy();
|
||
return succ;
|
||
} |