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Fix integrity debug prints

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This commit is contained in:
momo5502 2022-09-17 10:26:21 +02:00
parent 5880119968
commit 190da1d44d
1 changed files with 3 additions and 4 deletions
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7
src/client/component/arxan.cpp
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@ -6,10 +6,8 @@
#include <utils/hook.hpp> #include <utils/hook.hpp>
#include "utils/io.hpp" #include "utils/io.hpp"
#include "utils/finally.hpp"
#include "utils/string.hpp" #include "utils/string.hpp"
#include "utils/thread.hpp" #include "utils/thread.hpp"
#include "utils/hardware_breakpoint.hpp"
#define ProcessDebugPort 7 #define ProcessDebugPort 7
#define ProcessDebugObjectHandle 30 // WinXP source says 31? #define ProcessDebugObjectHandle 30 // WinXP source says 31?
@ -426,11 +424,13 @@ namespace arxan
uint32_t adjust_integrity_checksum(const uint64_t return_address, uint8_t* stack_frame, uint32_t adjust_integrity_checksum(const uint64_t return_address, uint8_t* stack_frame,
const uint32_t current_checksum) const uint32_t current_checksum)
{ {
const auto handler_address = reverse_g(return_address - 5);
const auto* context = search_handler_context(stack_frame, current_checksum); const auto* context = search_handler_context(stack_frame, current_checksum);
if (!context) if (!context)
{ {
OutputDebugStringA(utils::string::va("Unable to find frame offset for: %llX", return_address)); MessageBoxA(nullptr, utils::string::va("No frame offset for: %llX", handler_address), "Error", MB_ICONERROR);
TerminateProcess(GetCurrentProcess(), 0xBAD);
return current_checksum; return current_checksum;
} }
@ -440,7 +440,6 @@ namespace arxan
if (current_checksum != correct_checksum) if (current_checksum != correct_checksum)
{ {
#ifndef NDEBUG #ifndef NDEBUG
const auto handler_address = return_address - 5;
printf("Adjusting checksum (%llX): %X -> %X\n", handler_address, printf("Adjusting checksum (%llX): %X -> %X\n", handler_address,
current_checksum, correct_checksum); current_checksum, correct_checksum);
#endif #endif