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new cotopha hook

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This commit is contained in:
Akash Mozumdar 2019-11-23 12:44:26 -05:00
parent b7b9a315c4
commit aeb0cafb15
2 changed files with 26 additions and 2 deletions
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2
include/types.h
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@ -42,7 +42,7 @@ struct HookParam
DWORD user_value; // 7/20/2014: jichi additional parameters for PSP games DWORD user_value; // 7/20/2014: jichi additional parameters for PSP games
void(*text_fun)(DWORD stack, HookParam* hp, BYTE obsoleteAlwaysZero, DWORD* data, DWORD* split, DWORD* len); void(*text_fun)(DWORD stack, HookParam* hp, BYTE obsoleteAlwaysZero, DWORD* data, DWORD* split, DWORD* len);
bool(*filter_fun)(void* data, DWORD* len, HookParam* hp, BYTE obsoleteAlwaysZero); // jichi 10/24/2014: Add filter function. Return true if skip the text bool(*filter_fun)(void* data, DWORD* len, HookParam* hp, BYTE obsoleteAlwaysZero); // jichi 10/24/2014: Add filter function. Return false to skip the text
bool(*hook_fun)(DWORD stack, HookParam* hp); // jichi 10/24/2014: Add generic hook function, return false if stop execution. bool(*hook_fun)(DWORD stack, HookParam* hp); // jichi 10/24/2014: Add generic hook function, return false if stop execution.
int(*length_fun)(uintptr_t stack, uintptr_t data); // data after padding added int(*length_fun)(uintptr_t stack, uintptr_t data); // data after padding added

26
texthook/engine/engine.cc
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@ -6332,7 +6332,7 @@ static bool InsertYuris2Hook()
bool InsertYurisHook() bool InsertYurisHook()
{ return InsertYuris1Hook() || InsertYuris2Hook(); } { return InsertYuris1Hook() || InsertYuris2Hook(); }
bool InsertCotophaHook() bool InsertCotophaHook1()
{ {
enum : DWORD { ins = 0xec8b55 }; // mov ebp,esp, sub esp,* ; jichi 7/12/2014 enum : DWORD { ins = 0xec8b55 }; // mov ebp,esp, sub esp,* ; jichi 7/12/2014
ULONG addr = MemDbg::findCallerAddress((ULONG)::GetTextMetricsA, ins, processStartAddress, processStopAddress); ULONG addr = MemDbg::findCallerAddress((ULONG)::GetTextMetricsA, ins, processStartAddress, processStopAddress);
@ -6351,6 +6351,30 @@ bool InsertCotophaHook()
return true; return true;
} }
bool InsertCotophaHook2()
{
if (void* addr = GetProcAddress(GetModuleHandleW(NULL), "eslHeapFree"))
{
HookParam hp = {};
hp.address = (uintptr_t)addr;
hp.offset = 8;
hp.type = USING_UNICODE | USING_STRING;
hp.filter_fun = [](void* data, DWORD* len, HookParam*, BYTE)
{
return std::wstring_view((wchar_t*)data, *len / sizeof(wchar_t)).find(L'\\') != std::wstring_view::npos;
};
ConsoleOutput("Textractor: INSERT Cotopha 2");
NewHook(hp, "Cotopha2");
return true;
}
return false;
}
bool InsertCotophaHook()
{
return InsertCotophaHook1() | InsertCotophaHook2();
}
// jichi 5/10/2014 // jichi 5/10/2014
// See also: http://bbs.sumisora.org/read.php?tid=11044704&fpage=2 // See also: http://bbs.sumisora.org/read.php?tid=11044704&fpage=2
// //