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Removed some redundant definitions

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This commit is contained in:
Boring
2023-02-06 16:04:03 +08:00
parent b686271c62
commit a32f925e8c
4 changed files with 50 additions and 78 deletions
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MemoryModule/LoadDllMemoryApi.cpp
+49 -23
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@@ -1,27 +1,5 @@
#include "stdafx.h"
HMEMORYMODULE WINAPI LoadLibraryMemory(_In_ PVOID BufferAddress) {
HMEMORYMODULE hMemoryModule = nullptr;
NTSTATUS status = LdrLoadDllMemory(&hMemoryModule, BufferAddress, 0);
if (!NT_SUCCESS(status) || status == STATUS_IMAGE_MACHINE_TYPE_MISMATCH) {
SetLastError(RtlNtStatusToDosError(status));
}
return hMemoryModule;
}
HMEMORYMODULE WINAPI LoadLibraryMemoryExA(
_In_ PVOID BufferAddress,
_In_ size_t Reserved,
_In_opt_ LPCSTR DllBaseName,
_In_opt_ LPCSTR DllFullName,
_In_ DWORD Flags) {
HMEMORYMODULE hMemoryModule = nullptr;
NTSTATUS status = LdrLoadDllMemoryExA(&hMemoryModule, nullptr, Flags, BufferAddress, Reserved, DllBaseName, DllFullName);
if (!NT_SUCCESS(status) || status == STATUS_IMAGE_MACHINE_TYPE_MISMATCH) {
SetLastError(RtlNtStatusToDosError(status));
}
return hMemoryModule;
}
#include <cstdlib>
HMEMORYMODULE WINAPI LoadLibraryMemoryExW(
_In_ PVOID BufferAddress,
@@ -37,6 +15,54 @@ HMEMORYMODULE WINAPI LoadLibraryMemoryExW(
return hMemoryModule;
}
HMEMORYMODULE WINAPI LoadLibraryMemoryExA(
_In_ PVOID BufferAddress,
_In_ size_t Reserved,
_In_opt_ LPCSTR DllBaseName,
_In_opt_ LPCSTR DllFullName,
_In_ DWORD Flags) {
LPWSTR _DllName = nullptr, _DllFullName = nullptr;
size_t size;
HMEMORYMODULE result = nullptr;
HANDLE heap = NtCurrentPeb()->ProcessHeap;
do {
if (DllBaseName) {
size = strlen(DllBaseName) + 1;
_DllName = (LPWSTR)RtlAllocateHeap(heap, 0, sizeof(WCHAR) * size);
if (!_DllName) {
RtlNtStatusToDosError(STATUS_INSUFFICIENT_RESOURCES);
break;
}
mbstowcs_s(nullptr, _DllName, size, DllBaseName, size);
}
if (DllFullName) {
size = strlen(DllFullName) + 1;
_DllFullName = (LPWSTR)RtlAllocateHeap(heap, 0, sizeof(WCHAR) * size);
if (!_DllFullName) {
RtlNtStatusToDosError(STATUS_INSUFFICIENT_RESOURCES);
break;
}
mbstowcs_s(nullptr, _DllFullName, size, DllFullName, size);
}
result = LoadLibraryMemoryExW(BufferAddress, 0, _DllName, _DllFullName, 0);
} while (false);
RtlFreeHeap(heap, 0, _DllName);
RtlFreeHeap(heap, 0, _DllFullName);
return result;
}
HMEMORYMODULE WINAPI LoadLibraryMemory(_In_ PVOID BufferAddress) {
return LoadLibraryMemoryExW(BufferAddress, 0, nullptr, nullptr, 0);
}
BOOL WINAPI FreeLibraryMemory(_In_ HMEMORYMODULE hMemoryModule) {
NTSTATUS status = LdrUnloadDllMemory(hMemoryModule);
if (!NT_SUCCESS(status)) {