mirror of
https://github.com/HIllya51/LunaHook.git
synced 2024-12-12 14:46:58 +08:00
610 lines
22 KiB
C++
610 lines
22 KiB
C++
|
||
#include "psputils.hpp"
|
||
#include "specialgames.hpp"
|
||
// See: https://github.com/hrydgard/ppsspp
|
||
|
||
// Core/HLE (High Level Emulator)
|
||
// - sceCcc
|
||
// #void sceCccSetTable(u32 jis2ucs, u32 ucs2jis)
|
||
// int sceCccUTF8toUTF16(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccUTF8toSJIS(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccUTF16toUTF8(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccUTF16toSJIS(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccSJIStoUTF8(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccSJIStoUTF16(u32 dstAddr, u32 dstSize, u32 srcAddr)
|
||
// int sceCccStrlenUTF8(u32 strAddr)
|
||
// int sceCccStrlenUTF16(u32 strAddr)
|
||
// int sceCccStrlenSJIS(u32 strAddr)
|
||
// u32 sceCccEncodeUTF8(u32 dstAddrAddr, u32 ucs)
|
||
// void sceCccEncodeUTF16(u32 dstAddrAddr, u32 ucs)
|
||
// u32 sceCccEncodeSJIS(u32 dstAddrAddr, u32 jis)
|
||
// u32 sceCccDecodeUTF8(u32 dstAddrAddr)
|
||
// u32 sceCccDecodeUTF16(u32 dstAddrAddr)
|
||
// u32 sceCccDecodeSJIS(u32 dstAddrAddr)
|
||
// int sceCccIsValidUTF8(u32 c)
|
||
// int sceCccIsValidUTF16(u32 c)
|
||
// int sceCccIsValidSJIS(u32 c)
|
||
// int sceCccIsValidUCS2(u32 c)
|
||
// int sceCccIsValidUCS4(u32 c)
|
||
// int sceCccIsValidJIS(u32 c)
|
||
// int sceCccIsValidUnicode(u32 c)
|
||
// #u32 sceCccSetErrorCharUTF8(u32 c)
|
||
// #u32 sceCccSetErrorCharUTF16(u32 c)
|
||
// #u32 sceCccSetErrorCharSJIS(u32 c)
|
||
// u32 sceCccUCStoJIS(u32 c, u32 alt)
|
||
// u32 sceCccJIStoUCS(u32 c, u32 alt)
|
||
// - sceFont: search charCode
|
||
// int sceFontGetCharInfo(u32 fontHandle, u32 charCode, u32 charInfoPtr)
|
||
// int sceFontGetShadowInfo(u32 fontHandle, u32 charCode, u32 charInfoPtr)
|
||
// int sceFontGetCharImageRect(u32 fontHandle, u32 charCode, u32 charRectPtr)
|
||
// int sceFontGetShadowImageRect(u32 fontHandle, u32 charCode, u32 charRectPtr)
|
||
// int sceFontGetCharGlyphImage(u32 fontHandle, u32 charCode, u32 glyphImagePtr)
|
||
// int sceFontGetCharGlyphImage_Clip(u32 fontHandle, u32 charCode, u32 glyphImagePtr, int clipXPos, int clipYPos, int clipWidth, int clipHeight)
|
||
// #int sceFontSetAltCharacterCode(u32 fontLibHandle, u32 charCode)
|
||
// int sceFontGetShadowGlyphImage(u32 fontHandle, u32 charCode, u32 glyphImagePtr)
|
||
// int sceFontGetShadowGlyphImage_Clip(u32 fontHandle, u32 charCode, u32 glyphImagePtr, int clipXPos, int clipYPos, int clipWidth, int clipHeight)
|
||
// - sceKernelInterrupt
|
||
// u32 sysclib_strcat(u32 dst, u32 src)
|
||
// int sysclib_strcmp(u32 dst, u32 src)
|
||
// u32 sysclib_strcpy(u32 dst, u32 src)
|
||
// u32 sysclib_strlen(u32 src)
|
||
//
|
||
// Sample debug string:
|
||
// 006EFD8E PUSH PPSSPPWi.00832188 ASCII "sceCccEncodeSJIS(%08x, U+%04x)"
|
||
// Corresponding source code in sceCcc:
|
||
// ERROR_LOG(HLE, "sceCccEncodeSJIS(%08x, U+%04x): invalid pointer", dstAddrAddr, jis);
|
||
|
||
struct PPSSPPFunction
|
||
{
|
||
const char *hookName; // hook name
|
||
int argIndex; // argument index
|
||
uint64_t hookType; // hook parameter type
|
||
int hookSplit; // hook parameter split, positive: stack, negative: registers
|
||
const char *pattern; // debug string used within the function
|
||
};
|
||
|
||
namespace
|
||
{
|
||
uintptr_t findleapushaddr(uintptr_t addr)
|
||
{
|
||
#ifndef _WIN64
|
||
addr = MemDbg::findPushAddress(addr, processStartAddress, processStopAddress);
|
||
if (!addr)
|
||
return NULL;
|
||
addr = SafeFindEnclosingAlignedFunction(addr, 0x200);
|
||
#else
|
||
addr = MemDbg::findleaaddr(addr, processStartAddress, processStopAddress);
|
||
|
||
if (!addr)
|
||
return NULL;
|
||
|
||
BYTE sig1[] = {
|
||
0xCC,
|
||
0x48, 0x89, XX, 0x24, XX};
|
||
BYTE sig2[] = {
|
||
0xC3,
|
||
0x48, 0x89, XX, 0x24, XX};
|
||
BYTE sig3[] = {
|
||
0xCC,
|
||
0x89, XX, 0x24, XX4};
|
||
BYTE sig4[] = {
|
||
0xC3,
|
||
0x89, XX, 0x24, XX};
|
||
int idx = 0;
|
||
uintptr_t maxaddr = 0;
|
||
for (auto sig : {sig1, sig2, sig3, sig4})
|
||
{
|
||
idx += 1;
|
||
maxaddr = max(maxaddr, reverseFindBytes(sig, (idx > 2) ? 5 : 6, addr - 0x500, addr, 1, true));
|
||
}
|
||
maxaddr = max(maxaddr, MemDbg::findEnclosingAlignedFunction_strict(addr, 0x500));
|
||
|
||
addr = maxaddr;
|
||
#endif
|
||
return addr;
|
||
}
|
||
}
|
||
|
||
bool InsertPPSSPPHLEHooks()
|
||
{
|
||
auto functions = std::vector<PPSSPPFunction>{
|
||
|
||
// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceCcc.cpp
|
||
{"sceCccStrlenSJIS", GETARG1, USING_STRING, 0, "sceCccStrlenSJIS("},
|
||
{"sceCccStrlenUTF8", GETARG1, CODEC_UTF8 | USING_STRING, 0, "sceCccStrlenUTF8("},
|
||
{"sceCccStrlenUTF16", GETARG1, CODEC_UTF16 | USING_STRING, 0, "sceCccStrlenUTF16("},
|
||
|
||
{"sceCccSJIStoUTF8", GETARG3, USING_STRING, 0, "sceCccSJIStoUTF8("},
|
||
{"sceCccSJIStoUTF16", GETARG3, USING_STRING, 0, "sceCccSJIStoUTF16("},
|
||
{"sceCccUTF8toSJIS", GETARG3, CODEC_UTF8 | USING_STRING, 0, "sceCccUTF8toSJIS("},
|
||
{"sceCccUTF8toUTF16", GETARG3, CODEC_UTF8 | USING_STRING, 0, "sceCccUTF8toUTF16("},
|
||
{"sceCccUTF16toSJIS", GETARG3, CODEC_UTF16 | USING_STRING, 0, "sceCccUTF16toSJIS("},
|
||
{"sceCccUTF16toUTF8", GETARG3, CODEC_UTF16 | USING_STRING, 0, "sceCccUTF16toUTF8("},
|
||
|
||
// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceFont.cpp
|
||
{"sceFontGetCharInfo", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharInfo("},
|
||
{"sceFontGetShadowInfo", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowInfo("},
|
||
{"sceFontGetCharImageRect", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharImageRect("},
|
||
{"sceFontGetShadowImageRect", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowImageRect("},
|
||
{"sceFontGetCharGlyphImage", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharGlyphImage("},
|
||
{"sceFontGetCharGlyphImage_Clip", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetCharGlyphImage_Clip("},
|
||
{"sceFontGetShadowGlyphImage", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowGlyphImage("},
|
||
{"sceFontGetShadowGlyphImage_Clip", GETARG2, CODEC_UTF16, GETARG1, "sceFontGetShadowGlyphImage_Clip("},
|
||
|
||
// https://github.com/hrydgard/ppsspp/blob/master/Core/HLE/sceKernelInterrupt.cpp
|
||
{"sysclib_strcat", GETARG2, USING_STRING, 0, "Untested sysclib_strcat("},
|
||
{"sysclib_strcpy", GETARG2, USING_STRING, 0, "Untested sysclib_strcpy("},
|
||
{"sysclib_strlen", GETARG1, USING_STRING, 0, "Untested sysclib_strlen("}
|
||
|
||
// Disabled as I am not sure how to deal with the source string
|
||
//, { "sceCccEncodeSJIS", 2, USING_STRING, 0, "sceCccEncodeSJIS(" }
|
||
//, { "sceCccEncodeUTF8", 2, CODEC_UTF8, 0, "sceCccEncodeUTF8(" }
|
||
//, { "sceCccEncodeUTF16", 2, CODEC_UTF16, 0, "sceCccEncodeUTF16(" }
|
||
//, { "sysclib_strcmp", 2, USING_STRING, 0, "Untested sysclib_strcmp(" }
|
||
};
|
||
auto succ = false;
|
||
for (auto &&function : functions)
|
||
{
|
||
auto addr = MemDbg::findBytes(function.pattern, ::strlen(function.pattern), processStartAddress, processStopAddress);
|
||
if (!addr)
|
||
continue;
|
||
addr = findleapushaddr(addr);
|
||
|
||
if (!addr)
|
||
continue;
|
||
HookParam hp;
|
||
hp.address = addr;
|
||
hp.type = function.hookType;
|
||
hp.offset = function.argIndex;
|
||
hp.split = function.hookSplit;
|
||
if (hp.split)
|
||
hp.type |= USING_SPLIT;
|
||
succ |= NewHook(hp, function.hookName);
|
||
}
|
||
return succ;
|
||
}
|
||
#if 0
|
||
bool PPSSPPinithooksearch(){
|
||
bool found = false;
|
||
SYSTEM_INFO systemInfo;
|
||
GetNativeSystemInfo(&systemInfo);
|
||
for (BYTE* probe = NULL; probe < systemInfo.lpMaximumApplicationAddress;)
|
||
{
|
||
MEMORY_BASIC_INFORMATION info;
|
||
if (!VirtualQuery(probe, &info, sizeof(info)))
|
||
{
|
||
probe += systemInfo.dwPageSize;
|
||
}
|
||
else
|
||
{
|
||
if (info.RegionSize == 0x1f00000 && info.Protect == PAGE_READWRITE && info.Type == MEM_MAPPED)
|
||
{
|
||
found = true;
|
||
ConsoleOutput("PPSSPP memory found: searching for hooks should yield working hook codes");
|
||
#ifndef _WIN64
|
||
// PPSSPP 1.8.0 compiles jal to sub dword ptr [ebp+0x360],??
|
||
memcpy(spDefault.pattern, Array<BYTE>{ 0x83, 0xAD, 0x60, 0x03, 0x00, 0x00 }, spDefault.length = 6);
|
||
#else
|
||
// PPSSPP 1.8.0 compiles jal to sub dword ptr [r14+0x360],??
|
||
memcpy(spDefault.pattern, Array<BYTE>{ 0x41, 0x83, 0xae, 0x60, 0x03, 0x00, 0x00 }, spDefault.length = 7);
|
||
#endif
|
||
spDefault.offset = 0;
|
||
spDefault.minAddress = 0;
|
||
spDefault.maxAddress = -1ULL;
|
||
spDefault.padding = (uintptr_t)probe - 0x8000000;
|
||
spDefault.hookPostProcessor = [](HookParam& hp)
|
||
{
|
||
hp.type |= NO_CONTEXT | USING_SPLIT | SPLIT_INDIRECT;
|
||
#ifndef _WIN64
|
||
hp.split = get_reg(regs::ebp);
|
||
hp.split_index =get_reg(regs::eax); // this is where PPSSPP 1.8.0 stores its return address stack
|
||
#else
|
||
hp.split = get_reg(regs::r14);
|
||
hp.split_index = -8; // this is where PPSSPP 1.8.0 stores its return address stack
|
||
#endif
|
||
};
|
||
}
|
||
probe += info.RegionSize;
|
||
}
|
||
}
|
||
return found;
|
||
}
|
||
#endif
|
||
uintptr_t getDoJitAddress()
|
||
{
|
||
#ifndef _WIN64
|
||
auto string1 = "Jump target too far away, needs indirect register";
|
||
auto string2 = "Jump target too far away, needs force5Bytes = true";
|
||
auto addr1 = MemDbg::findBytes(string1, ::strlen(string1), processStartAddress, processStopAddress);
|
||
auto addr2 = MemDbg::findBytes(string2, ::strlen(string2), processStartAddress, processStopAddress);
|
||
|
||
if (addr1 == 0 || addr2 == 0)
|
||
return 0;
|
||
// 都是被push两次，但是都是第一个
|
||
addr1 = MemDbg::findPushAddress(addr1, processStartAddress, processStopAddress);
|
||
addr2 = MemDbg::findPushAddress(addr2, processStartAddress, processStopAddress);
|
||
if (addr1 == 0 || addr2 == 0)
|
||
return 0;
|
||
addr1 = MemDbg::findEnclosingAlignedFunction_strict(addr1, 0x100);
|
||
addr2 = MemDbg::findEnclosingAlignedFunction_strict(addr2, 0x100);
|
||
if (addr1 == 0 || addr2 == 0 || addr1 != addr2)
|
||
return 0;
|
||
auto xrefs = findxref_reverse_checkcallop(addr1, processStartAddress, processStopAddress, 0xe8);
|
||
if (xrefs.size() < 28)
|
||
return 0;
|
||
addr1 = MemDbg::findEnclosingAlignedFunction_strict(xrefs[xrefs.size() - 1 - 3], 0x400);
|
||
addr2 = MemDbg::findEnclosingAlignedFunction_strict(xrefs[xrefs.size() - 1 - 4], 0x400);
|
||
if (addr1 == 0 || addr2 == 0 || addr1 != addr2)
|
||
return 0;
|
||
return addr1;
|
||
#else
|
||
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";
|
||
auto first = find_pattern(DoJitSig1, processStartAddress, processStopAddress);
|
||
if (first)
|
||
{
|
||
auto beginSubSig1 = "55 41 ?? 41 ?? 41";
|
||
auto lookbackSize = 0x400;
|
||
auto address = first - lookbackSize;
|
||
auto subs = find_pattern(beginSubSig1, address, address + lookbackSize);
|
||
if (subs)
|
||
{
|
||
return subs;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
|
||
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";
|
||
first = find_pattern(DoJitSig2, processStartAddress, processStopAddress);
|
||
if (first)
|
||
{
|
||
first = MemDbg::findEnclosingAlignedFunction_strict(first, 0x400);
|
||
return first;
|
||
}
|
||
}
|
||
#endif
|
||
return 0;
|
||
}
|
||
|
||
namespace ppsspp
|
||
{
|
||
|
||
bool checkiscurrentgame(const emfuncinfo &em)
|
||
{
|
||
auto wininfos = get_proc_windows();
|
||
for (auto &&info : wininfos)
|
||
{
|
||
if (info.title.find(acastw(em._id)) != info.title.npos)
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
std::unordered_set<uintptr_t> breakpoints;
|
||
|
||
inline bool IsValidAddress(const uintptr_t address)
|
||
{
|
||
if ((address & 0x3E000000) == 0x08000000)
|
||
{
|
||
return true;
|
||
}
|
||
else if ((address & 0x3F800000) == 0x04000000)
|
||
{
|
||
return true;
|
||
}
|
||
else if ((address & 0xBFFFC000) == 0x00010000)
|
||
{
|
||
return true;
|
||
}
|
||
else if ((address & 0x3F000000) >= 0x08000000)
|
||
{ // && (address & 0x3F000000) < 0x08000000 + g_MemorySize) {
|
||
return true;
|
||
}
|
||
else
|
||
{
|
||
return false;
|
||
}
|
||
}
|
||
void dohookemaddr(uintptr_t em_address, uintptr_t ret)
|
||
{
|
||
jitaddraddr(em_address, ret, JITTYPE::PPSSPP);
|
||
|
||
if (emfunctionhooks.find(em_address) == emfunctionhooks.end())
|
||
return;
|
||
if (!(checkiscurrentgame(emfunctionhooks.at(em_address))))
|
||
return;
|
||
|
||
auto op = emfunctionhooks.at(em_address);
|
||
ConsoleOutput("jit function addr %p", ret);
|
||
#ifndef _WIN64
|
||
BYTE sig[] = {
|
||
0x8b, XX2, // mov reg,[ebp-off]
|
||
0x8b, 0xc6, // mov eax,esi
|
||
0x25, 0xff, 0xff, 0xff, 0x3f, // and eax,0x3fffffff
|
||
0x89, XX, XX4, // mov [eax+base+off],reg
|
||
|
||
};
|
||
auto findbase = MemDbg::findBytes(sig, sizeof(sig), ret, ret + 0x20);
|
||
if (!findbase)
|
||
findbase = MemDbg::findBytes(sig, sizeof(sig), ret - 0x1000, ret + 0x1000);
|
||
if (!findbase)
|
||
ConsoleOutput("can't find emu_baseaddr");
|
||
PPSSPP::x86_baseaddr = (*(DWORD *)(findbase + 12)) & 0xffff0000;
|
||
ConsoleOutput("x86 base addr %p", PPSSPP::x86_baseaddr);
|
||
#endif
|
||
HookParam hpinternal;
|
||
hpinternal.address = ret;
|
||
hpinternal.emu_addr = em_address; // 用于生成hcode
|
||
hpinternal.type = USING_STRING | NO_CONTEXT | BREAK_POINT | op.type;
|
||
hpinternal.text_fun = (decltype(hpinternal.text_fun))op.hookfunc;
|
||
hpinternal.filter_fun = (decltype(hpinternal.filter_fun))op.filterfun;
|
||
hpinternal.argidx = op.argidx;
|
||
hpinternal.padding = op.padding;
|
||
hpinternal.jittype = JITTYPE::PPSSPP;
|
||
NewHook(hpinternal, op._id);
|
||
}
|
||
namespace
|
||
{
|
||
typedef DWORD u32;
|
||
typedef BYTE u8;
|
||
typedef WORD u16;
|
||
const int MAX_JIT_BLOCK_EXITS = 8;
|
||
namespace Memory
|
||
{
|
||
struct Opcode
|
||
{
|
||
Opcode()
|
||
{
|
||
}
|
||
|
||
explicit Opcode(u32 v) : encoding(v)
|
||
{
|
||
}
|
||
|
||
u32 operator&(const u32 &arg) const
|
||
{
|
||
return encoding & arg;
|
||
}
|
||
|
||
u32 operator>>(const u32 &arg) const
|
||
{
|
||
return encoding >> arg;
|
||
}
|
||
|
||
bool operator==(const u32 &arg) const
|
||
{
|
||
return encoding == arg;
|
||
}
|
||
|
||
bool operator!=(const u32 &arg) const
|
||
{
|
||
return encoding != arg;
|
||
}
|
||
|
||
u32 encoding;
|
||
};
|
||
|
||
}
|
||
|
||
typedef Memory::Opcode MIPSOpcode;
|
||
|
||
struct JitBlock
|
||
{
|
||
bool ContainsAddress(u32 em_address) const;
|
||
|
||
const u8 *checkedEntry; // const, we have to translate to writable.
|
||
const u8 *normalEntry;
|
||
|
||
u8 *exitPtrs[MAX_JIT_BLOCK_EXITS]; // to be able to rewrite the exit jump
|
||
u32 exitAddress[MAX_JIT_BLOCK_EXITS]; // 0xFFFFFFFF == unknown
|
||
|
||
u32 originalAddress;
|
||
MIPSOpcode originalFirstOpcode; // to be able to restore
|
||
uint64_t compiledHash;
|
||
u16 codeSize;
|
||
u16 originalSize;
|
||
u16 blockNum;
|
||
|
||
bool invalid;
|
||
bool linkStatus[MAX_JIT_BLOCK_EXITS];
|
||
|
||
#ifdef USE_VTUNE
|
||
char blockName[32];
|
||
#endif
|
||
|
||
// By having a pointer, we avoid a constructor/destructor being generated and dog slow
|
||
// performance in debug.
|
||
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[] = {
|
||
0x55, 0x8b, 0xec,
|
||
0x81, 0xec, XX4,
|
||
0x8b, 0x0d, XX4};
|
||
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;
|
||
} |