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optional intersection testing. mindamage is next

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This commit is contained in:
explorer
2024-10-08 04:41:25 +03:00
parent 932f00bf0e
commit c068afb171
20 changed files with 409 additions and 22 deletions
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6
Redirection_Manager/Redirection_Manager.hpp Normal file
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#pragma once
namespace Redirection_Manager
{
#include "Redirection_Manager_Functions.hpp"
};

30
Redirection_Manager/Redirection_Manager_Copy_Table.hpp Normal file
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#pragma once
void* Copy_Table(void* Table_Location)
{
#ifdef Bits_32
unsigned __int32 Functions_Count = 0;
#else
unsigned __int64 Functions_Count = 0;
#endif
Take_Function_Into_Account_Label:
{
#ifdef Bits_32
if (*(void**)((unsigned __int32)Table_Location + Functions_Count) != nullptr)
#else
if (*(void**)((unsigned __int64)Table_Location + Functions_Count) != nullptr)
#endif
{
Functions_Count += sizeof(void*);
goto Take_Function_Into_Account_Label;
}
}
void* Copied_Table_Location = malloc(Functions_Count);
__builtin_memcpy(Copied_Table_Location, Table_Location, Functions_Count);
return Copied_Table_Location;
}

15
Redirection_Manager/Redirection_Manager_Functions.hpp Normal file
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#pragma once
#include "Redirection_Manager_Redirect_Function.hpp"
#include "Redirection_Manager_Restore_Function.hpp"
#include "Redirection_Manager_Restore_Redirection.hpp"
#include "Redirection_Manager_Copy_Table.hpp"
#include "Redirection_Manager_Redirect_Function_In_Table.hpp"
#include "Redirection_Manager_Redirect_Table.hpp"
#include "Redirection_Manager_Restore_Table.hpp"

125
Redirection_Manager/Redirection_Manager_Redirect_Function.hpp Normal file
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#pragma once
void Redirect_Function(__int8 Modify_Access_Rights, void* Original_Function_Location, void* Redirected_Function_Location)
{
unsigned long __int32 Previous_Access_Rights;
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#endif
}
#ifdef Bits_32
*(__int8*)Original_Function_Location = 104;
*(void**)((unsigned __int32)Original_Function_Location + 1) = Redirected_Function_Location;
*(unsigned __int8*)((unsigned __int32)Original_Function_Location + 5) = 195;
#else
*(__int8*)Original_Function_Location = 80;
*(unsigned __int16*)((unsigned __int64)Original_Function_Location + 1) = 47176;
*(void**)((unsigned __int64)Original_Function_Location + 3) = Redirected_Function_Location;
*(__int32*)((unsigned __int64)Original_Function_Location + 11) = 604276552;
*(unsigned __int8*)((unsigned __int64)Original_Function_Location + 15) = 195;
#endif
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, Previous_Access_Rights, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, Previous_Access_Rights, &Previous_Access_Rights);
#endif
}
}
#ifdef Bits_32
void Redirect_Function(void*& Original_Function_Caller_Location, unsigned __int32 Original_Function_Caller_Offset, void* Original_Function_Location, __int8 Modify_Access_Rights, void* Redirected_Function_Location)
#else
void Redirect_Function(void*& Original_Function_Caller_Location, unsigned __int64 Original_Function_Caller_Offset, void* Original_Function_Location, __int8 Modify_Access_Rights, void* Redirected_Function_Location)
#endif
{
unsigned long __int32 Previous_Access_Rights;
#ifdef Bits_32
Original_Function_Caller_Location = malloc(12 + Original_Function_Caller_Offset);
*(void**)Original_Function_Caller_Location = *(void**)Original_Function_Location;
*(unsigned __int16*)((unsigned __int32)Original_Function_Caller_Location + 4) = *(unsigned __int16*)((unsigned __int32)Original_Function_Location + 4);
__builtin_memcpy((void*)((unsigned __int32)Original_Function_Caller_Location + 6), (void*)((unsigned __int32)Original_Function_Location + 6), Original_Function_Caller_Offset);
*(__int8*)((unsigned __int32)Original_Function_Caller_Location + 6 + Original_Function_Caller_Offset) = 104;
*(void**)((unsigned __int32)Original_Function_Caller_Location + 7 + Original_Function_Caller_Offset) = (void*)((unsigned __int32)Original_Function_Location + 6 + Original_Function_Caller_Offset);
*(unsigned __int8*)((unsigned __int32)Original_Function_Caller_Location + 11 + Original_Function_Caller_Offset) = 195;
VirtualProtect(Original_Function_Caller_Location, 12 + Original_Function_Caller_Offset, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#else
Original_Function_Caller_Location = malloc(32 + Original_Function_Caller_Offset);
*(void**)Original_Function_Caller_Location = *(void**)Original_Function_Location;
*(void**)((unsigned __int64)Original_Function_Caller_Location + 8) = *(void**)((unsigned __int64)Original_Function_Location + 8);
__builtin_memcpy((void*)((unsigned __int64)Original_Function_Caller_Location + 16), (void*)((unsigned __int64)Original_Function_Location + 16), Original_Function_Caller_Offset);
*(__int8*)((unsigned __int64)Original_Function_Caller_Location + 16 + Original_Function_Caller_Offset) = 80;
*(unsigned __int16*)((unsigned __int64)Original_Function_Caller_Location + 17 + Original_Function_Caller_Offset) = 47176;
*(void**)((unsigned __int64)Original_Function_Caller_Location + 19 + Original_Function_Caller_Offset) = (void*)((unsigned __int64)Original_Function_Location + 16 + Original_Function_Caller_Offset);
*(__int32*)((unsigned __int64)Original_Function_Caller_Location + 27 + Original_Function_Caller_Offset) = 604276552;
*(unsigned __int8*)((unsigned __int64)Original_Function_Caller_Location + 31 + Original_Function_Caller_Offset) = 195;
VirtualProtect(Original_Function_Caller_Location, 32 + Original_Function_Caller_Offset, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#endif
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#endif
}
#ifdef Bits_32
*(__int8*)Original_Function_Location = 104;
*(void**)((unsigned __int32)Original_Function_Location + 1) = Redirected_Function_Location;
*(unsigned __int8*)((unsigned __int32)Original_Function_Location + 5) = 195;
#else
*(__int8*)Original_Function_Location = 80;
*(unsigned __int16*)((unsigned __int64)Original_Function_Location + 1) = 47176;
*(void**)((unsigned __int64)Original_Function_Location + 3) = Redirected_Function_Location;
*(__int32*)((unsigned __int64)Original_Function_Location + 11) = 604276552;
*(unsigned __int8*)((unsigned __int64)Original_Function_Location + 15) = 195;
#endif
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, Previous_Access_Rights, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, Previous_Access_Rights, &Previous_Access_Rights);
#endif
}
}

18
Redirection_Manager/Redirection_Manager_Redirect_Function_In_Table.hpp Normal file
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#pragma once
void Redirect_Function_In_Table(__int8 Modify_Access_Rights, void* Original_Function_In_Table_Location, void* Redirected_Function_Location)
{
unsigned long __int32 Previous_Access_Rights;
if (Modify_Access_Rights == 1)
{
VirtualProtect(Original_Function_In_Table_Location, sizeof(void*), PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
}
*(void**)Original_Function_In_Table_Location = Redirected_Function_Location;
if (Modify_Access_Rights == 1)
{
VirtualProtect(Original_Function_In_Table_Location, sizeof(void*), Previous_Access_Rights, &Previous_Access_Rights);
}
}

6
Redirection_Manager/Redirection_Manager_Redirect_Table.hpp Normal file
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#pragma once
void Redirect_Table(void* Original_Table_Container_Location, void* Redirected_Table_Location)
{
*(void**)Original_Table_Container_Location = Redirected_Table_Location;
}

39
Redirection_Manager/Redirection_Manager_Restore_Function.hpp Normal file
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#pragma once
void Restore_Function(__int8 Modify_Access_Rights, void* Original_Function_Location, void* Original_Function_Caller_Location, __int8 Delete_Original_Function_Caller)
{
unsigned long __int32 Previous_Access_Rights;
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#endif
}
#ifdef Bits_32
*(void**)Original_Function_Location = *(void**)Original_Function_Caller_Location;
*(unsigned __int16*)((unsigned __int32)Original_Function_Location + 4) = *(unsigned __int16*)((unsigned __int32)Original_Function_Caller_Location + 4);
#else
*(void**)Original_Function_Location = *(void**)Original_Function_Caller_Location;
*(void**)((unsigned __int64)Original_Function_Location + 8) = *(void**)((unsigned __int64)Original_Function_Caller_Location + 8);
#endif
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, Previous_Access_Rights, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, Previous_Access_Rights, &Previous_Access_Rights);
#endif
}
if (Delete_Original_Function_Caller == 1)
{
free(Original_Function_Caller_Location);
}
}

42
Redirection_Manager/Redirection_Manager_Restore_Redirection.hpp Normal file
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#pragma once
void Restore_Redirection(__int8 Modify_Access_Rights, void* Original_Function_Location, void* Redirected_Function_Location)
{
unsigned long __int32 Previous_Access_Rights;
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, PAGE_EXECUTE_READWRITE, &Previous_Access_Rights);
#endif
}
#ifdef Bits_32
*(__int8*)Original_Function_Location = 104;
*(void**)((unsigned __int32)Original_Function_Location + 1) = Redirected_Function_Location;
*(unsigned __int8*)((unsigned __int32)Original_Function_Location + 5) = 195;
#else
*(__int8*)Original_Function_Location = 80;
*(unsigned __int16*)((unsigned __int64)Original_Function_Location + 1) = 47176;
*(void**)((unsigned __int64)Original_Function_Location + 3) = Redirected_Function_Location;
*(__int32*)((unsigned __int64)Original_Function_Location + 11) = 604276552;
*(unsigned __int8*)((unsigned __int64)Original_Function_Location + 15) = 195;
#endif
if (Modify_Access_Rights == 1)
{
#ifdef Bits_32
VirtualProtect(Original_Function_Location, 6, Previous_Access_Rights, &Previous_Access_Rights);
#else
VirtualProtect(Original_Function_Location, 16, Previous_Access_Rights, &Previous_Access_Rights);
#endif
}
}

11
Redirection_Manager/Redirection_Manager_Restore_Table.hpp Normal file
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#pragma once
void Restore_Table(void* Original_Table_Container_Location, void* Original_Table_Location, __int8 Delete_Redirected_Table, void* Redirected_Table_Location)
{
*(void**)Original_Table_Container_Location = Original_Table_Location;
if (Delete_Redirected_Table == 1)
{
free(Redirected_Table_Location);
}
}