mirror of
https://github.com/HIllya51/LunaHook.git
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80 lines
3.1 KiB
C
80 lines
3.1 KiB
C
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#pragma once
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#include"memdbg/memsearch.h"
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// util.h
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// 8/23/2013 jichi
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#define XX2 XX,XX // WORD
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#define XX4 XX2,XX2 // DWORD
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#define XX8 XX4,XX4 // QWORD
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enum : DWORD { X64_MAX_REL_ADDR = 0x00300000 };
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enum : DWORD { MAX_REL_ADDR = 0x00300000 };
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namespace{
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static union {
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char text_buffer[0x1000];
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wchar_t wc_buffer[0x800];
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};
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DWORD buffer_index,
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buffer_length;
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}
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namespace Util {
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#ifndef _WIN64
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DWORD GetCodeRange(DWORD hModule,DWORD *low, DWORD *high);
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DWORD FindCallAndEntryBoth(DWORD fun, DWORD size, DWORD pt, DWORD sig);
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DWORD FindCallOrJmpRel(DWORD fun, DWORD size, DWORD pt, bool jmp);
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DWORD FindCallOrJmpAbs(DWORD fun, DWORD size, DWORD pt, bool jmp);
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DWORD FindCallBoth(DWORD fun, DWORD size, DWORD pt);
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DWORD FindCallAndEntryAbs(DWORD fun, DWORD size, DWORD pt, DWORD sig);
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DWORD FindCallAndEntryRel(DWORD fun, DWORD size, DWORD pt, DWORD sig);
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DWORD FindImportEntry(DWORD hModule, DWORD fun);
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#endif
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bool CheckFile(LPCWSTR name);
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bool SearchResourceString(LPCWSTR str);
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std::pair<uint64_t, uint64_t> QueryModuleLimits(HMODULE module,uintptr_t addition=0x1000,DWORD protect=PAGE_EXECUTE);
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std::vector<uint64_t> SearchMemory(const void* bytes, short length, DWORD protect = PAGE_EXECUTE, uintptr_t minAddr = 0, uintptr_t maxAddr = -1ULL);
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uintptr_t FindFunction(const char* function);
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} // namespace Util
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#ifndef _WIN64
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ULONG SafeFindEnclosingAlignedFunction(DWORD addr, DWORD range);
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ULONG SafeFindBytes(LPCVOID pattern, DWORD patternSize, DWORD lowerBound, DWORD upperBound);
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ULONG _SafeMatchBytesInMappedMemory(LPCVOID pattern, DWORD patternSize, BYTE wildcard,
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ULONG start, ULONG stop, ULONG step);
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ULONG SafeMatchBytesInGCMemory(LPCVOID pattern, DWORD patternSize);
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std::vector<DWORD> findrelativecall(const BYTE* pattern ,int length,DWORD calladdress,DWORD start, DWORD end);
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std::vector<DWORD> findxref_reverse_checkcallop(DWORD addr, DWORD from, DWORD to,BYTE op) ;
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uintptr_t finddllfunctioncall(uintptr_t funcptr,uintptr_t start, uintptr_t end,WORD sig=0x15ff,bool reverse=false);
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uintptr_t findfuncstart(uintptr_t addr,uintptr_t range=0x100);
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#endif
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uintptr_t find_pattern(const char* pattern,uintptr_t start,uintptr_t end);
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uintptr_t reverseFindBytes(const BYTE* pattern, int length, uintptr_t start, uintptr_t end);
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std::vector<uintptr_t> findxref_reverse(uintptr_t addr, uintptr_t from, uintptr_t to);
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namespace Engine{
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bool isAddressReadable(const uintptr_t *p);
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bool isAddressReadable(const char *p, size_t count = 1);
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bool isAddressReadable(const wchar_t *p, size_t count = 1);
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bool isAddressWritable(const uintptr_t *p);
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bool isAddressWritable(const char *p, size_t count = 1);
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bool isAddressWritable(const wchar_t *p, size_t count = 1);
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inline bool isAddressReadable(const void *addr) { return isAddressReadable((const uintptr_t *)addr); }
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inline bool isAddressReadable(uintptr_t addr) { return isAddressReadable((const void *)addr); }
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inline bool isAddressWritable(const void *addr) { return isAddressWritable((const uintptr_t *)addr); }
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inline bool isAddressWritable(uintptr_t addr) { return isAddressWritable((const void *)addr); }
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}
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