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Added VEH debegguer, functions comments and renamed functions

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This commit is contained in:
Emmanuel AYME
2025-08-20 10:58:43 +02:00
parent 33001e9d59
commit 93b583ebc2
2 changed files with 118 additions and 11 deletions
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46
Memory/Memory.hpp
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@@ -13,14 +13,48 @@ Memory::WriteInstructions(allocMemory, INSTRUCTIONS, sizeof INSTRUCTIONS, ADDRES
class Memory
{
public:
static void PatchBytes(void* address, const char* bytes, size_t len);
//static void RestoreBytes(uintptr_t address);
/**
* Patch x bytes in memory.
*
* @param address : The address to patch.
* @param bytes : The bytes to patch
* @param len : The number of bytes to be patched
*/
static void PatchBytes(void* address, const char* bytes, size_t len);
/**
* Restore x bytes in memory.
*
* @param address : The address to patch.
*/
static void RestoreBytes(void* address);
// AOB scan dans le module spécifié (par nom), avec filtrage sur protections (ex: PAGE_EXECUTE_READ) et offset optionnel
static uint8_t* aob_scan(const std::string& module_name, const std::string& signature, DWORD protect_flags, std::shared_ptr<spdlog::logger> log = nullptr);
static bool wait_for_module(const std::string& module_name, int timeoutMs, int intervalMs);
static std::string byteToHexEscaped(const BYTE byte);
/**
* Achieve an AOB scan in memory.
*
* @param module_name : The executable to scan.
* @param signature : The signature to search for (eg : 7F ?? F3 0F ?? ?? ?? F2)
* @param protect_flags : Page protection (PAGE_EXECUTE_READ | PAGE_EXECUTE_READWRITE | PAGE_READWRITE | PAGE_EXECUTE_WRITECOPY)
* @param log : If any log is to be used
* @return uint_8* : Pointer to address where AOB is found.
*/
static uint8_t* AOBScan(const std::string& module_name, const std::string& signature, DWORD protect_flags, std::shared_ptr<spdlog::logger> log = nullptr);
static std::string ByteToHexEscaped(const BYTE byte);
/**
* Set or clear VEH hardware breakpoint.
*
* @param targetAddress : The memory target to set a VEH breakpoint.
* @param vehHandle : The VEH handle (nullptr when to set breakpoint or a handle when to unset
* @param enable : Set or unset the VEH debugger
* @param pVEH : The function where to detour (set to nullptr to unset)
* @param hwIndex : The hawdware breakpoint to set (0 - 4)
* @return hwIndex : The VEH breakpoint handle
*/
static PVOID SetupOrClearHardwareBreakPointForAllThreads(uintptr_t targetAddress, PVOID vehHandle, bool enable, PVECTORED_EXCEPTION_HANDLER pVEH = nullptr, int hwIndex = 0);
private:
static bool WaitForModule(const std::string& module_name, int timeoutMs, int intervalMs);
struct PatchInfo {
void* address;
std::vector<BYTE> originalBytes;