vxug-VXAPI/VX-API/GetModuleHandleEx2.cpp

78 lines
1.9 KiB
C++

#include "Win32Helper.h"
HMODULE GetModuleHandleEx2A(_In_ LPCSTR lpModuleName)
{
PPEB Peb = GetPeb();
PLDR_MODULE Module = NULL;
CHAR wDllName[64] = { 0 };
PLIST_ENTRY Head = &Peb->LoaderData->InMemoryOrderModuleList;
PLIST_ENTRY Next = Head->Flink;
Module = (PLDR_MODULE)((PBYTE)Next - 16);
while (Next != Head)
{
Module = (PLDR_MODULE)((PBYTE)Next - 16);
if (Module->BaseDllName.Buffer != NULL)
{
ZeroMemoryEx(wDllName, sizeof(wDllName));
WCharStringToCharString(wDllName, Module->BaseDllName.Buffer, 64);
CHAR InitialModuleName[256] = { 0 };
CHAR IdentifiedModuleName[256] = { 0 };
if (StringCopyA(InitialModuleName, (PCHAR)lpModuleName) == NULL)
return NULL;
if (StringCopyA(IdentifiedModuleName, wDllName) == NULL)
return NULL;
PCHAR ComparisonObject1 = CaplockStringA(InitialModuleName);
PCHAR ComparisonObject2 = CaplockStringA(IdentifiedModuleName);
if (StringCompareA(ComparisonObject1, ComparisonObject2) == 0)
return (HMODULE)Module->BaseAddress;
}
Next = Next->Flink;
}
return NULL;
}
HMODULE GetModuleHandleEx2W(_In_ LPCWSTR lpModuleName)
{
PPEB Peb = GetPeb();
PLDR_MODULE Module = NULL;
PLIST_ENTRY Head = &Peb->LoaderData->InMemoryOrderModuleList;
PLIST_ENTRY Next = Head->Flink;
Module = (PLDR_MODULE)((PBYTE)Next - 16);
while (Next != Head)
{
Module = (PLDR_MODULE)((PBYTE)Next - 16);
if (Module->BaseDllName.Buffer != NULL)
{
WCHAR InitialModuleName[256] = { 0 };
WCHAR IdentifiedModuleName[256] = { 0 };
if (StringCopyW(InitialModuleName, (PWCHAR)lpModuleName) == NULL)
return NULL;
if (StringCopyW(IdentifiedModuleName, Module->BaseDllName.Buffer) == NULL)
return NULL;
PWCHAR ComparisonObject1 = CaplockStringW(InitialModuleName);
PWCHAR ComparisonObject2 = CaplockStringW(IdentifiedModuleName);
if (StringCompareW(ComparisonObject1, ComparisonObject2) == 0)
return (HMODULE)Module->BaseAddress;
}
Next = Next->Flink;
}
return NULL;
}