Updated Memory

This commit is contained in:
Silent 2016-08-10 22:27:16 +02:00
parent 2420d0f7e9
commit e344ee91a0

View file

@ -65,13 +65,19 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
switch ( bVer )
{
case 1:
#ifdef assert
assert(address11);
#endif
return (T)address11;
case 2:
#ifdef assert
assert(addressSteam);
#endif
return (T)addressSteam;
default:
#ifdef assert
assert(address10);
#endif
return (T)address10;
}
}
@ -101,13 +107,19 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
switch ( bVer )
{
case 1:
#ifdef assert
assert(address11);
#endif
return (T)address11;
case 2:
#ifdef assert
assert(addressSteam);
#endif
return (T)addressSteam;
default:
#ifdef assert
assert(address10);
#endif
return (T)address10;
}
}
@ -138,7 +150,7 @@ inline void InitializeVersions()
// 1.01 US
*bVer = 1;
*bEuropean = false;
}
}
else if ( *(DWORD*)DynBaseAddress(0x82533C) == 0x94BF )
{
// 1.01 EU
@ -192,7 +204,9 @@ inline void InitializeRegion_10()
}
else
{
#ifdef assert
assert(!"AddressByRegion_10 on non-1.0 EXE!");
#endif
}
}
}
@ -208,7 +222,7 @@ inline void InitializeRegion_11()
{
*bVer = 1;
*bEuropean = false;
}
}
else if ( *(DWORD*)0x82533C == 0x94BF )
{
*bVer = 1;
@ -216,7 +230,9 @@ inline void InitializeRegion_11()
}
else
{
#ifdef assert
assert(!"AddressByRegion_11 on non-1.01 EXE!");
#endif
}
}
}
@ -233,7 +249,9 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
switch ( bVer )
{
case 1:
#ifdef assert
assert(address11);
#endif
// Safety measures - if null, return dummy var pointer to prevent a crash
if ( !address11 )
@ -249,7 +267,9 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
}
return (T)address11;
case 2:
#ifdef assert
assert(addressSteam);
#endif
// Safety measures - if null, return dummy var pointer to prevent a crash
if ( !addressSteam )
return (T)GetDummy();
@ -261,7 +281,9 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam)
// TODO: DO
return (T)GetDummy();
default:
#ifdef assert
assert(address10);
#endif
// Adjust to EU if needed
if ( bEuropean && address10 > 0x7466D0 )
{
@ -285,7 +307,9 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam,
switch ( bVer )
{
case 1:
#ifdef assert
assert(address11);
#endif
// Safety measures - if null, return dummy var pointer to prevent a crash
if ( !address11 )
@ -301,7 +325,9 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam,
}
return (T)address11;
case 2:
#ifdef assert
assert(addressSteam);
#endif
// Safety measures - if null, return dummy var pointer to prevent a crash
if ( !addressSteam )
return (T)GetDummy();
@ -310,19 +336,25 @@ inline T AddressByVersion(DWORD address10, DWORD address11, DWORD addressSteam,
case 3:
return (T)GetDummy();
case 4:
#ifdef assert
assert(addressNewsteamR2);
#endif
if ( !addressNewsteamR2 )
return (T)GetDummy();
return (T)DynBaseAddress(addressNewsteamR2);
case 5:
#ifdef assert
assert(addressNewsteamR2_LV);
#endif
if ( !addressNewsteamR2_LV )
return (T)GetDummy();
return (T)DynBaseAddress(addressNewsteamR2_LV);
default:
#ifdef assert
assert(address10);
#endif
// Adjust to EU if needed
if ( bEuropean && address10 > 0x7466D0 )
{
@ -380,9 +412,8 @@ namespace Memory
{*(T*)address = value; }
template<typename AT>
inline void Nop(AT address, unsigned int nCount)
// TODO: Finish multibyte nops
{ memset((void*)address, 0x90, nCount); }
inline void Nop(AT address, size_t count)
{ memset((void*)address, 0x90, count); }
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook)
@ -411,90 +442,161 @@ namespace Memory
*(ptrdiff_t*)((DWORD)address + 1) = dwHook - (DWORD)address - 5;
}
};
namespace MemoryVP
{
template<typename T, typename AT>
inline void Patch(AT address, T value)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, sizeof(T), PAGE_EXECUTE_READWRITE, &dwProtect[0]);
*(T*)address = value;
VirtualProtect((void*)address, sizeof(T), dwProtect[0], &dwProtect[1]);
}
template<typename AT>
inline void Nop(AT address, unsigned int nCount)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, nCount, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
memset((void*)address, 0x90, nCount);
VirtualProtect((void*)address, nCount, dwProtect[0], &dwProtect[1]);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook)
{
DWORD dwProtect[2];
VirtualProtect((void*)((DWORD)address + 1), 4, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
DWORD dwHook;
_asm
{
mov eax, hook
mov dwHook, eax
}
*(ptrdiff_t*)((DWORD)address + 1) = (DWORD)dwHook - (DWORD)address - 5;
VirtualProtect((void*)((DWORD)address + 1), 4, dwProtect[0], &dwProtect[1]);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook, unsigned int nType)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
*(BYTE*)address = nType == PATCH_JUMP ? 0xE9 : 0xE8;
DWORD dwHook;
_asm
{
mov eax, hook
mov dwHook, eax
}
*(ptrdiff_t*)((DWORD)address + 1) = (DWORD)dwHook - (DWORD)address - 5;
VirtualProtect((void*)address, 5, dwProtect[0], &dwProtect[1]);
}
namespace DynBase
{
template<typename T, typename AT>
inline void Patch(AT address, T value)
{
MemoryVP::Patch(DynBaseAddress(address), value);
VP::Patch(DynBaseAddress(address), value);
}
template<typename AT>
inline void Nop(AT address, unsigned int nCount)
inline void Nop(AT address, size_t count)
{
MemoryVP::Nop(DynBaseAddress(address), nCount);
VP::Nop(DynBaseAddress(address), count);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook)
{
MemoryVP::InjectHook(DynBaseAddress(address), hook);
VP::InjectHook(DynBaseAddress(address), hook);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook, unsigned int nType)
{
MemoryVP::InjectHook(DynBaseAddress(address), hook, nType);
VP::InjectHook(DynBaseAddress(address), hook, nType);
}
};
namespace VP
{
template<typename T, typename AT>
inline void Patch(AT address, T value)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, sizeof(T), PAGE_EXECUTE_READWRITE, &dwProtect[0]);
Memory::Patch( address, value );
VirtualProtect((void*)address, sizeof(T), dwProtect[0], &dwProtect[1]);
}
template<typename AT>
inline void Nop(AT address, size_t count)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, count, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
Memory::Nop( address, count );
VirtualProtect((void*)address, count, dwProtect[0], &dwProtect[1]);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook)
{
DWORD dwProtect[2];
VirtualProtect((void*)((DWORD)address + 1), 4, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
Memory::InjectHook( address, hook );
VirtualProtect((void*)((DWORD)address + 1), 4, dwProtect[0], &dwProtect[1]);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook, unsigned int nType)
{
DWORD dwProtect[2];
VirtualProtect((void*)address, 5, PAGE_EXECUTE_READWRITE, &dwProtect[0]);
Memory::InjectHook( address, hook, nType );
VirtualProtect((void*)address, 5, dwProtect[0], &dwProtect[1]);
}
namespace DynBase
{
template<typename T, typename AT>
inline void Patch(AT address, T value)
{
VP::Patch(DynBaseAddress(address), value);
}
template<typename AT>
inline void Nop(AT address, size_t count)
{
VP::Nop(DynBaseAddress(address), count);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook)
{
VP::InjectHook(DynBaseAddress(address), hook);
}
template<typename AT, typename HT>
inline void InjectHook(AT address, HT hook, unsigned int nType)
{
VP::InjectHook(DynBaseAddress(address), hook, nType);
}
};
};
};
#if !defined _SIMPLE_MEMORY_ONLY
#include <forward_list>
#include <tuple>
class ScopedUnprotect
{
public:
class Section
{
public:
Section( HINSTANCE hInstance, const char* name )
{
IMAGE_NT_HEADERS* ntHeader = (IMAGE_NT_HEADERS*)((BYTE*)hInstance + ((IMAGE_DOS_HEADER*)hInstance)->e_lfanew);
IMAGE_SECTION_HEADER* pSection = IMAGE_FIRST_SECTION(ntHeader);
DWORD VirtualAddress = MAXDWORD;
SIZE_T VirtualSize = MAXDWORD;
for ( WORD i = 0, j = ntHeader->FileHeader.NumberOfSections; i < j; ++i, ++pSection )
{
if ( strncmp( (const char*)pSection->Name, name, IMAGE_SIZEOF_SHORT_NAME ) == 0 )
{
VirtualAddress = (DWORD)hInstance + pSection->VirtualAddress;
VirtualSize = pSection->Misc.VirtualSize;
break;
}
}
if ( VirtualAddress == MAXDWORD )
return;
SIZE_T QueriedSize = 0;
while ( QueriedSize < VirtualSize )
{
MEMORY_BASIC_INFORMATION MemoryInf;
DWORD dwOldProtect;
VirtualQuery( (LPCVOID)VirtualAddress, &MemoryInf, sizeof(MemoryInf) );
VirtualProtect( MemoryInf.BaseAddress, MemoryInf.RegionSize, PAGE_EXECUTE_READWRITE, &dwOldProtect );
m_queriedProtects.emplace_front( MemoryInf.BaseAddress, MemoryInf.RegionSize, MemoryInf.Protect );
QueriedSize += MemoryInf.RegionSize;
}
};
~Section()
{
for ( auto& it : m_queriedProtects )
{
DWORD dwOldProtect;
VirtualProtect( std::get<0>(it), std::get<1>(it), std::get<2>(it), &dwOldProtect );
}
}
private:
std::forward_list< std::tuple< LPVOID, SIZE_T, DWORD > > m_queriedProtects;
};
};
#endif
#endif