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extract shinario: might be useful for other font caching

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This commit is contained in:
Akash Mozumdar 2018-09-05 10:23:58 -04:00
parent baebb238ad
commit 8e0f5697f8
1 changed files with 29 additions and 26 deletions
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55
vnrhook/engine/engine.cc
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@ -41,6 +41,32 @@ enum { VNR_TEXT_CAPACITY = 1500 }; // estimated max number of bytes allowed in V
namespace { // unnamed helpers namespace { // unnamed helpers
template <void* funcA, void* funcW> bool StackSearchingTrigger(LPVOID funcAddr, DWORD, DWORD stack)
{
bool ret = false;
if (funcAddr != funcA && funcAddr != funcW) return false;
for (int i = 0; i < 100; ++i)
{
// Address of text is somewhere on stack in call to func. Search for it.
DWORD addr = *((DWORD*)stack + i);
//ConsoleOutput(std::to_string((DWORD)*addr).c_str());
if (IthGetMemoryRange((void*)addr, nullptr, nullptr))
{
if (strlen((char*)addr) > 9)
{
HookParam hp = {};
hp.type = DIRECT_READ;
if (funcAddr == funcW) hp.type |= USING_UNICODE;
hp.address = addr;
ConsoleOutput("NextHooker: triggered: adding dynamic reader");
NewHook(hp, "READ");
ret = true;
}
};
}
return ret;
}
int PPSSPP_VERSION[4] = { 0, 9, 8, 0 }; // 0.9.8 by default int PPSSPP_VERSION[4] = { 0, 9, 8, 0 }; // 0.9.8 by default
enum : DWORD { enum : DWORD {
@ -5761,30 +5787,7 @@ bool InsertShinaHook()
int ver = GetShinaRioVersion(); int ver = GetShinaRioVersion();
if (ver >= 50) { if (ver >= 50) {
SwitchTrigger(true); SwitchTrigger(true);
trigger_fun_ = [](LPVOID addr, DWORD, DWORD stack) trigger_fun_ = StackSearchingTrigger<GetGlyphOutlineA, NULL>;
{
bool ret = false;
if (addr != ::GetGlyphOutlineA) return false;
for (int i = 0; i < 75; ++i)
{
// Address of text is somewhere on stack in call to GetGlyphOutlineA. Search for it.
DWORD* addr = (DWORD*)stack + i;
//ConsoleOutput(std::to_string((DWORD)*addr).c_str());
if (IthGetMemoryRange((DWORD*)*addr, nullptr, nullptr))
{
if (strlen((char*)*addr) > 9)
{
HookParam hp = {};
hp.type = DIRECT_READ;
hp.address = *addr;
ConsoleOutput("NextHooker: insert ShinaRio dynamic");
NewHook(hp, "ShinaRio3");
ret = true;
}
};
}
return ret;
};
ConsoleOutput("NextHooker: ShinaRio 2.50+: adding trigger"); ConsoleOutput("NextHooker: ShinaRio 2.50+: adding trigger");
return true; return true;
} }
@ -10260,7 +10263,8 @@ bool InsertTyranobuilderHook()
0x66, 0x8b, 0x08, // mov cx,[eax] 0x66, 0x8b, 0x08, // mov cx,[eax]
0x8d, 0x40, 0x02 // lea eax,[eax + 02]; Hook here! 0x8d, 0x40, 0x02 // lea eax,[eax + 02]; Hook here!
}; };
DWORD addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress); //DWORD addr = MemDbg::findBytes(bytes, sizeof(bytes), processStartAddress, processStopAddress);
DWORD addr = Util::SearchMemory(bytes, sizeof(bytes));
if (!addr) if (!addr)
{ {
ConsoleOutput("NextHooker: Tyranobuilder: pattern not found"); ConsoleOutput("NextHooker: Tyranobuilder: pattern not found");
@ -10272,7 +10276,6 @@ bool InsertTyranobuilderHook()
hp.length_offset = 1; hp.length_offset = 1;
hp.offset = pusha_ecx_off - 4; hp.offset = pusha_ecx_off - 4;
hp.split = pusha_esi_off - 4; hp.split = pusha_esi_off - 4;
hp.index = 0x8;
ConsoleOutput("NextHooker: INSERT Tyranobuilder"); ConsoleOutput("NextHooker: INSERT Tyranobuilder");
NewHook(hp, "Tyranobuilder"); NewHook(hp, "Tyranobuilder");