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MemoryModule/MemoryModule.cpp

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MemoryModule/MemoryModule.h

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#pragma once
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#ifndef __MEMORY_MODULE_HEADER
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#define __MEMORY_MODULE_HEADER
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#include <windows.h>
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#pragma warning(disable:4996)
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struct ExportNameEntry {
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LPCSTR name;
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WORD idx;
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};
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typedef struct {
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LPVOID address;
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LPVOID alignedAddress;
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SIZE_T size;
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DWORD characteristics;
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BOOL last;
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} SECTIONFINALIZEDATA, * PSECTIONFINALIZEDATA;
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typedef BOOL(WINAPI* DllEntryProc)(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpReserved);
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#ifdef _WIN64
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typedef struct POINTER_LIST {
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struct POINTER_LIST* next;
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void* address;
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} POINTER_LIST;
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#endif
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typedef void* HMEMORYMODULE;
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typedef void* HMEMORYRSRC;
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typedef struct _MEMORYMODULE {
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/*
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---------------------------
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|xxxxxxxx BaseAddress |
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|... |
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|... |
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|... | --> IMAGE_DOS_HEADER
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|... | --> IMAGE_NT_HEADERS
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|... |
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|... |
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--------------------------
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struct MEMORYMODULE;
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... (align)
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codes
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*/
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ULONG64 Signature;
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__declspec(align(sizeof(size_t))) struct {
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DWORD SizeofHeaders;
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//Not implemented
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struct {
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union {
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//Status Flags
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BYTE initialized : 1;
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BYTE reservedStatusFlags : 7;
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BYTE cbFlagsReserved;
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//Load Flags
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WORD notMapDll : 1;
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WORD notInsertLdrEntry : 1;
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WORD notInsertInvertedFunctionTableEntry : 1;
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WORD notUseReferenceCount : 1;
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WORD reservedLoadFlags : 12;
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};
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DWORD dwModuleFlags;
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};
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};
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LPBYTE codeBase; //codeBase == ImageBase + OptionalHeader.BaseOfCode;
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__declspec(align(sizeof(size_t))) struct {
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PVOID lpReserved;
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};
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HMODULE* hModulesList; //Import module handles
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__declspec(align(sizeof(size_t))) struct {
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DWORD dwModulesCount; //number of module handles
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DWORD dwReserved;
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};
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ExportNameEntry* nameExportsTable;
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__declspec(align(sizeof(size_t))) struct {
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DWORD pageSize; //SYSTEM_INFO::dwPageSize
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DWORD headers_align; //headers_align == OptionalHeaders.BaseOfCode;
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};
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#ifdef _WIN64
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POINTER_LIST* blockedMemory;
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PVOID lpReserved2;
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#endif
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} MEMORYMODULE, * PMEMORYMODULE;
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#define MEMORY_MODULE_SIGNATURE 0x00aabbcc11ffee00
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* Load DLL from memory location with the given size.
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*
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* All dependencies are resolved using default LoadLibrary/GetProcAddress
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* calls through the Windows API.
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*/
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HMEMORYMODULE MemoryLoadLibrary(const void*, size_t);
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/**
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* Get address of exported method. Supports loading both by name and by
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* ordinal value.
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*/
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FARPROC MemoryGetProcAddress(HMEMORYMODULE, LPCSTR);
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/**
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* Free previously loaded DLL.
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*/
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bool MemoryFreeLibrary(HMEMORYMODULE);
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/**
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* Find the location of a resource with the specified type and name.
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*/
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HMEMORYRSRC MemoryFindResource(HMEMORYMODULE, LPCTSTR, LPCTSTR);
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/**
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* Find the location of a resource with the specified type, name and language.
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*/
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HMEMORYRSRC MemoryFindResourceEx(HMEMORYMODULE, LPCTSTR, LPCTSTR, WORD);
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/**
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* Get the size of the resource in bytes.
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*/
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DWORD MemorySizeofResource(HMEMORYMODULE, HMEMORYRSRC);
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/**
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* Get a pointer to the contents of the resource.
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*/
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LPVOID MemoryLoadResource(HMEMORYMODULE, HMEMORYRSRC);
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/**
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* Load a string resource.
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*/
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int MemoryLoadString(HMEMORYMODULE, UINT, LPTSTR, int);
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/**
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* Load a string resource with a given language.
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*/
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int MemoryLoadStringEx(HMEMORYMODULE, UINT, LPTSTR, int, WORD);
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bool WINAPI IsValidMemoryModuleHandle(HMEMORYMODULE hModule);
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#ifdef __cplusplus
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}
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#endif
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#endif // __MEMORY_MODULE_HEADER

MemoryModule/MemoryModule.vcxproj

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<Configuration>Release</Configuration>
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<ClInclude Include="rtltype.h" />
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<VCProjectVersion>16.0</VCProjectVersion>
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<ProjectGuid>{5B1F46DB-036E-4A50-AF5F-F5D6584D42C6}</ProjectGuid>
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<Keyword>Win32Proj</Keyword>
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<RootNamespace>MemoryModule</RootNamespace>
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