72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
#include "stdinclude.hpp"
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#include <cstdarg>
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namespace {
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HANDLE g_log_file = INVALID_HANDLE_VALUE;
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HANDLE get_log_file() {
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if (g_log_file != INVALID_HANDLE_VALUE) {
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return g_log_file;
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}
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char path[MAX_PATH] = {};
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DWORD len = GetModuleFileNameA(nullptr, path, MAX_PATH);
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if (len == 0 || len >= MAX_PATH) {
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return INVALID_HANDLE_VALUE;
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}
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char* last_sep = path;
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for (char* p = path; *p != '\0'; ++p) {
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if (*p == '\\' || *p == '/') {
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last_sep = p;
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}
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}
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*last_sep = '\0';
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lstrcatA(path, "\\cgss-dmm-hook.log");
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g_log_file = CreateFileA(
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path,
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FILE_APPEND_DATA,
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FILE_SHARE_READ | FILE_SHARE_WRITE,
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nullptr,
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OPEN_ALWAYS,
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FILE_ATTRIBUTE_NORMAL,
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nullptr
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);
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return g_log_file;
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}
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}
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void hook_log(const char* message) {
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if (!message) {
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return;
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}
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OutputDebugStringA(message);
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OutputDebugStringA("\r\n");
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HANDLE log_file = get_log_file();
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if (log_file == INVALID_HANDLE_VALUE) {
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return;
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}
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DWORD ignored = 0;
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WriteFile(log_file, message, lstrlenA(message), &ignored, nullptr);
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WriteFile(log_file, "\r\n", 2, &ignored, nullptr);
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}
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void hook_logf(const char* format, ...) {
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if (!format) {
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return;
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}
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char buffer[1024] = {};
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va_list args;
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va_start(args, format);
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wvsprintfA(buffer, format, args);
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va_end(args);
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hook_log(buffer);
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}
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