Popn_Tools/popnhax
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fix custom track format

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CrazyRedMachine 2024-10-02 21:17:09 +02:00
parent 21303788a7
commit 6b3dfb1033
1 changed files with 16 additions and 8 deletions
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24
popnhax/custom_categs.cc
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@ -18,7 +18,6 @@
#define F_OK 0
//game code takes array start address from offset 0xC and the address after the list end from offset 0x10
typedef struct songlist_s {
uint32_t dummy[3];
@ -566,8 +565,8 @@ void (*real_categ_printf_call)();
void (*real_categ_title_printf)();
void hook_categ_title_printf()
{
__asm("cmp edi, 0x10\n");
__asm("jle categ_title_printf_ok\n");
__asm("cmp edi, [_g_max_categ_idx]\n");
__asm("jl categ_title_printf_ok\n");
__asm("mov eax, _g_categformat\n");
__asm("push eax\n");
__asm("jmp [_real_categ_printf_call]\n");
@ -590,12 +589,16 @@ void hook_categ_listing()
real_categ_listing();
}
uint32_t g_songid_offset_title = 0; // offset from ESP to find songid in song printf
uint32_t g_songid_offset_artist = 0; // offset from ESP to find songid in artist printf
void (*real_song_printf)();
void hook_song_printf()
{
__asm("push eax\n");
__asm("push ebx\n");
__asm("mov eax, [esp+0x50]\n");
__asm("mov eax, [_g_songid_offset_title]\n");
__asm("add eax, esp\n");
__asm("mov eax, [eax]\n");
__asm("push ecx\n");
__asm("push edx\n");
@ -624,7 +627,9 @@ void hook_artist_printf()
{
__asm("push eax\n");
__asm("push ebx\n");
__asm("mov eax, [esp+0x50]\n");
__asm("mov eax, [_g_songid_offset_artist]\n");
__asm("add eax, esp\n");
__asm("mov eax, [eax]\n");
__asm("push ecx\n");
__asm("push edx\n");
@ -648,15 +653,18 @@ void hook_artist_printf()
real_artist_printf();
}
static bool patch_custom_track_format(const char *game_dll_fn) {
static bool patch_custom_track_format(const char *game_dll_fn, uint8_t game_version) {
DWORD dllSize = 0;
char *data = getDllData(game_dll_fn, &dllSize);
g_songid_offset_title = (game_version>27) ? 0x34 : 0x50;
g_songid_offset_artist = (game_version>27) ? 0x4C : 0x50;
//hook format string for song/genre name
{
int64_t pattern_offset = _search(data, dllSize, "\x83\xC4\x08\x8B\x44\x24\x50\x50\x68", 9, 0);
if (pattern_offset == -1) {
pattern_offset = _search(data, dllSize, "\x83\xC4\x08\x8B\x44\x24\x4C\x50\x68", 9, 0); //usaneko
pattern_offset = _search(data, dllSize, "\x83\xC4\x08\x8B\x44\x24\x4C\x50\x68", 9, 0); //usaneko or jamfizz+
if (pattern_offset == -1) {
LOG("popnhax: custom_track_title_format: cannot find song/genre print function\n");
return false;
@ -1217,7 +1225,7 @@ bool patch_custom_categs(const char *dllFilename, struct popnhax_config *config)
g_customformat = config->custom_track_title_format;
if ( g_customformat != NULL )
patch_custom_track_format(dllFilename);
patch_custom_track_format(dllFilename, config->game_version);
if (config->custom_exclude_from_version)
LOG("popnhax: Customs excluded from version folders\n"); //musichax_core_init took care of it