static int
hook_sdl12(const char *hook_type, const char *hook_method) {
HMODULE hMod;
//
if((hMod = GetModuleHandle("SDL.dll")) == NULL) {
if((hMod = LoadLibrary("SDL.dll")) == NULL) {
ga_error("Load SDL.dll failed.\n");
return -1;
}
}
//
//load_hook_function(hMod, t_SDL_Init, old_SDL_Init, "SDL_Init");
load_hook_function(hMod, t_SDL_Init, old_SDL_Init, "SDL_Init");
load_hook_function(hMod, t_SDL_SetVideoMode, old_SDL_SetVideoMode, "SDL_SetVideoMode");
load_hook_function(hMod, t_SDL_UpperBlit, old_SDL_UpperBlit, "SDL_UpperBlit");
// XXX: BlitSurface == UpperBlit
load_hook_function(hMod, t_SDL_BlitSurface, old_SDL_BlitSurface, "SDL_UpperBlit");
load_hook_function(hMod, t_SDL_Flip, old_SDL_Flip, "SDL_Flip");
load_hook_function(hMod, t_SDL_UpdateRect, old_SDL_UpdateRect, "SDL_UpdateRect");
load_hook_function(hMod, t_SDL_UpdateRects, old_SDL_UpdateRects, "SDL_UpdateRects");
load_hook_function(hMod, t_SDL_GL_SwapBuffers, old_SDL_GL_SwapBuffers, "SDL_GL_SwapBuffers");
load_hook_function(hMod, t_SDL_PollEvent, old_SDL_PollEvent, "SDL_PollEvent");
load_hook_function(hMod, t_SDL_WaitEvent, old_SDL_WaitEvent, "SDL_WaitEvent");
load_hook_function(hMod, t_SDL_PeepEvents, old_SDL_PeepEvents, "SDL_PeepEvents");
load_hook_function(hMod, t_SDL_OpenAudio, old_SDL_OpenAudio, "SDL_OpenAudio");
load_hook_function(hMod, t_SDL_PauseAudio, old_SDL_PauseAudio, "SDL_PauseAudio");
load_hook_function(hMod, t_SDL_CloseAudio, old_SDL_CloseAudio, "SDL_CloseAudio");
// for internal use
load_hook_function(hMod, t_SDL_CreateRGBSurface, old_SDL_CreateRGBSurface, "SDL_CreateRGBSurface");
load_hook_function(hMod, t_SDL_FreeSurface, old_SDL_FreeSurface, "SDL_FreeSurface");
load_hook_function(hMod, t_SDL_PushEvent, old_SDL_PushEvent, "SDL_PushEvent");
//
#define SDL_DO_HOOK(name) \
DetourTransactionBegin(); \
DetourUpdateThread(GetCurrentThread()); \
DetourAttach(&(PVOID&)old_##name, hook_##name); \
DetourTransactionCommit();
//SDL_DO_HOOK(SDL_Init);
SDL_DO_HOOK(SDL_SetVideoMode);
SDL_DO_HOOK(SDL_UpperBlit);
SDL_DO_HOOK(SDL_Flip);
SDL_DO_HOOK(SDL_UpdateRect);
SDL_DO_HOOK(SDL_UpdateRects);
//SDL_DO_HOOK(SDL_GL_SwapBuffers);
//SDL_DO_HOOK(SDL_PollEvent);
SDL_DO_HOOK(SDL_WaitEvent);
SDL_DO_HOOK(SDL_PeepEvents);
SDL_DO_HOOK(SDL_OpenAudio);
SDL_DO_HOOK(SDL_PauseAudio);
SDL_DO_HOOK(SDL_CloseAudio);
//
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(&(PVOID&)old_SDL_GL_SwapBuffers, hook_SDL_GL_SwapBuffers);
DetourTransactionCommit();
//
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(&(PVOID&)old_SDL_PollEvent, hook_SDL_PollEvent);
DetourTransactionCommit();
#undef SDL_DO_HOOK
ga_error("hook_sdl12: done\n");
//
return 0;
}
static int
hook_sdl12(const char *hook_type, const char *hook_method) {
HMODULE hMod;
char audio_type[64] = "";
const char *sdlpath = getenv("LIBSDL_SO");
const char *def_sdlpath = "SDL.dll";
if(sdlpath == NULL)
sdlpath = def_sdlpath;
//
if((hMod = GetModuleHandle(sdlpath)) == NULL) {
if((hMod = LoadLibrary(sdlpath)) == NULL) {
ga_error("Load %s failed.\n", sdlpath);
return -1;
}
}
if(ga_conf_readv("hook-audio", audio_type, sizeof(audio_type)) == NULL)
audio_type[0] = '\0';
//
//load_hook_function(hMod, t_SDL_Init, old_SDL_Init, "SDL_Init");
load_hook_function(hMod, t_SDL_Init, old_SDL_Init, "SDL_Init");
load_hook_function(hMod, t_SDL_SetVideoMode, old_SDL_SetVideoMode, "SDL_SetVideoMode");
load_hook_function(hMod, t_SDL_UpperBlit, old_SDL_UpperBlit, "SDL_UpperBlit");
// XXX: BlitSurface == UpperBlit
load_hook_function(hMod, t_SDL_BlitSurface, old_SDL_BlitSurface, "SDL_UpperBlit");
load_hook_function(hMod, t_SDL_Flip, old_SDL_Flip, "SDL_Flip");
load_hook_function(hMod, t_SDL_UpdateRect, old_SDL_UpdateRect, "SDL_UpdateRect");
load_hook_function(hMod, t_SDL_UpdateRects, old_SDL_UpdateRects, "SDL_UpdateRects");
load_hook_function(hMod, t_SDL_GL_SwapBuffers, old_SDL_GL_SwapBuffers, "SDL_GL_SwapBuffers");
load_hook_function(hMod, t_SDL_PollEvent, old_SDL_PollEvent, "SDL_PollEvent");
load_hook_function(hMod, t_SDL_WaitEvent, old_SDL_WaitEvent, "SDL_WaitEvent");
load_hook_function(hMod, t_SDL_PeepEvents, old_SDL_PeepEvents, "SDL_PeepEvents");
load_hook_function(hMod, t_SDL_SetEventFilter, old_SDL_SetEventFilter, "SDL_SetEventFilter");
if(strcmp("sdlaudio", audio_type) == 0) {
/////////////////////////////////////////
load_hook_function(hMod, t_SDL_OpenAudio, old_SDL_OpenAudio, "SDL_OpenAudio");
load_hook_function(hMod, t_SDL_PauseAudio, old_SDL_PauseAudio, "SDL_PauseAudio");
load_hook_function(hMod, t_SDL_CloseAudio, old_SDL_CloseAudio, "SDL_CloseAudio");
ga_error("hook: sdlaudio enabled.\n");
/////////////////////////////////////////
}
// for internal use
load_hook_function(hMod, t_SDL_CreateRGBSurface, old_SDL_CreateRGBSurface, "SDL_CreateRGBSurface");
load_hook_function(hMod, t_SDL_FreeSurface, old_SDL_FreeSurface, "SDL_FreeSurface");
load_hook_function(hMod, t_SDL_PushEvent, old_SDL_PushEvent, "SDL_PushEvent");
//
#define SDL_DO_HOOK(name) \
DetourTransactionBegin(); \
DetourUpdateThread(GetCurrentThread()); \
DetourAttach(&(PVOID&)old_##name, hook_##name); \
DetourTransactionCommit();
//SDL_DO_HOOK(SDL_Init);
SDL_DO_HOOK(SDL_SetVideoMode);
SDL_DO_HOOK(SDL_UpperBlit);
SDL_DO_HOOK(SDL_Flip);
SDL_DO_HOOK(SDL_UpdateRect);
SDL_DO_HOOK(SDL_UpdateRects);
SDL_DO_HOOK(SDL_WaitEvent);
SDL_DO_HOOK(SDL_PeepEvents);
SDL_DO_HOOK(SDL_SetEventFilter);
if(strcmp("sdlaudio", audio_type) == 0) {
/////////////////////////////////////////
SDL_DO_HOOK(SDL_OpenAudio);
SDL_DO_HOOK(SDL_PauseAudio);
SDL_DO_HOOK(SDL_CloseAudio);
/////////////////////////////////////////
}
#if 1
SDL_DO_HOOK(SDL_GL_SwapBuffers);
SDL_DO_HOOK(SDL_PollEvent);
#else
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(&(PVOID&)old_SDL_GL_SwapBuffers, hook_SDL_GL_SwapBuffers);
DetourTransactionCommit();
//
DetourTransactionBegin();
DetourUpdateThread(GetCurrentThread());
DetourAttach(&(PVOID&)old_SDL_PollEvent, hook_SDL_PollEvent);
DetourTransactionCommit();
#endif
#undef SDL_DO_HOOK
ga_error("hook_sdl12: done\n");
//
return 0;
}
