falso
/
dethrace
mirror of https://github.com/dethrace-labs/dethrace.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

CarmaCDinDriveOrFullGameInstalled matching

This commit is contained in:
Dethrace Labs 2025-11-26 09:15:51 +13:00 committed by Dethrace Engineering Department
parent 6c1ff9e016
commit e4951da7b0
1 changed files with 95 additions and 47 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

142
src/DETHRACE/common/loading.c
View File

@ -3571,66 +3571,115 @@ int GetCDPathFromPathsTxtFile(char* pPath_name) {
int TestForOriginalCarmaCDinDrive(void) {
// The symbol dump didn't include any local variable information.
// These names are not necessarily the original names.
tPath_name cd_pathname;
tPath_name cd_data_pathname;
tPath_name cutscene_pathname;
FILE* paths_txt_fp;
tPath_name paths_txt;
int paths_txt_first_char;
char CD_dir[512]; // [esp+Ch] [ebp-608h] BYREF
char ch; // [esp+20Ch] [ebp-408h]
tPath_name path_file; // [esp+210h] [ebp-404h] BYREF
char CD_data_dir[512]; // [esp+310h] [ebp-304h] BYREF
FILE* fp; // [esp+510h] [ebp-104h]
tPath_name cutscene_dir; // [esp+514h] [ebp-100h] BYREF
#ifdef DETHRACE_FIX_BUGS
if (harness_game_config.enable_cd_check == 0) {
return 1;
}
#endif
paths_txt[0] = 0;
strcat(paths_txt, gApplication_path);
strcat(paths_txt, gDir_separator);
strcat(paths_txt, "PATHS.TXT");
if (!PDCheckDriveExists(paths_txt)) {
path_file[0] = 0;
strcpy(path_file, gApplication_path);
strcat(path_file, gDir_separator);
strcat(path_file, "PATHS.TXT");
if (!PDCheckDriveExists(path_file)) {
return 0;
}
paths_txt_fp = fopen(paths_txt, "rt");
if (!paths_txt_fp) {
fp = fopen(path_file, "rt");
if (!fp) {
return 0;
}
paths_txt_first_char = fgetc(paths_txt_fp);
ungetc(paths_txt_first_char, paths_txt_fp);
GetALineAndDontArgue(paths_txt_fp, cd_pathname);
fclose(paths_txt_fp);
strcpy(cd_data_pathname, cd_pathname);
strcat(cd_data_pathname, gDir_separator);
strcat(cd_data_pathname, "DATA");
if (DRStricmp(cd_pathname, gApplication_path) == 0) {
ch = fgetc(fp);
ungetc(ch, fp);
CD_dir[0] = 0;
GetALineAndDontArgue(fp, CD_dir);
fclose(fp);
strcpy(CD_data_dir, CD_dir);
if (!strchr(gDir_separator, CD_data_dir[strlen(CD_data_dir) - 1])) {
strcat(CD_data_dir, gDir_separator);
}
strcat(CD_data_dir, "DATA");
if (!DRStricmp(CD_data_dir, gApplication_path)) {
return 0;
}
strcpy(cutscene_pathname, cd_data_pathname);
strcat(cutscene_pathname, gDir_separator);
strcat(cutscene_pathname, "CUTSCENE");
if (!PDCheckDriveExists2(cd_data_pathname, "GENERAL.TXT", 100)) {
strcpy(cutscene_dir, CD_data_dir);
if (!strchr(gDir_separator, cutscene_dir[strlen(cutscene_dir) - 1])) {
strcat(cutscene_dir, gDir_separator);
}
strcat(cutscene_dir, "CUTSCENE");
if (!PDCheckDriveExists2(CD_data_dir, "GENERAL.TXT", 100)
|| (!PDCheckDriveExists2(CD_dir, "CARMA.EXE", 0xF4240)
&& !PDCheckDriveExists2(CD_dir, "CARMAG.EXE", 1000000)
&& !PDCheckDriveExists2(CD_dir, "MAINPROG.EXE", 1000000)
&& !PDCheckDriveExists2(CD_dir, "CARMSPLT.EXE", 1000000)
&& !PDCheckDriveExists2(CD_dir, "CARMGSPL.EXE", 1000000))
#ifdef DETHRACE_FIX_BUGS
|| !PDCheckDriveExists2(cutscene_dir, harness_game_info.defines.INTRO_SMK_FILE, 2000000)) {
#else
|| !PDCheckDriveExists2(cutscene_dir, "SPLINTRO.SMK", 2000000)) {
#endif
return 0;
}
if (!PDCheckDriveExists2(cd_pathname, "CARMA.EXE", 1000000)
&& !PDCheckDriveExists2(cd_pathname, "CARMAG.EXE", 1000000)
&& !PDCheckDriveExists2(cd_pathname, "MAINPROG.EXE", 1000000)
&& !PDCheckDriveExists2(cd_pathname, "CARMSPLT.EXE", 1000000)
&& !PDCheckDriveExists2(cd_pathname, "CARMGSPL.EXE", 1000000)) {
return 0;
}
// changed from static file reference to handle all game modes
if (!PDCheckDriveExists2(cutscene_pathname, harness_game_info.defines.INTRO_SMK_FILE, 2000000)) {
return 0;
}
if (paths_txt_first_char != '@') {
EncodeFile(paths_txt);
if (ch != '@') {
EncodeFile(path_file);
}
return 1;
// paths_txt[0] = 0;
// strcat(paths_txt, gApplication_path);
// strcat(paths_txt, gDir_separator);
// strcat(paths_txt, "PATHS.TXT");
// if (!PDCheckDriveExists(paths_txt)) {
// return 0;
// }
// paths_txt_fp = fopen(paths_txt, "rt");
// if (!paths_txt_fp) {
// return 0;
// }
// paths_txt_first_char = fgetc(paths_txt_fp);
// ungetc(paths_txt_first_char, paths_txt_fp);
// GetALineAndDontArgue(paths_txt_fp, cd_pathname);
// fclose(paths_txt_fp);
// strcpy(cd_data_pathname, cd_pathname);
// strcat(cd_data_pathname, gDir_separator);
// strcat(cd_data_pathname, "DATA");
// if (DRStricmp(cd_pathname, gApplication_path) == 0) {
// return 0;
// }
// strcpy(cutscene_pathname, cd_data_pathname);
// strcat(cutscene_pathname, gDir_separator);
// strcat(cutscene_pathname, "CUTSCENE");
// if (!PDCheckDriveExists2(cd_data_pathname, "GENERAL.TXT", 100)) {
// return 0;
// }
// if (!PDCheckDriveExists2(cd_pathname, "CARMA.EXE", 1000000)
// && !PDCheckDriveExists2(cd_pathname, "CARMAG.EXE", 1000000)
// && !PDCheckDriveExists2(cd_pathname, "MAINPROG.EXE", 1000000)
// && !PDCheckDriveExists2(cd_pathname, "CARMSPLT.EXE", 1000000)
// && !PDCheckDriveExists2(cd_pathname, "CARMGSPL.EXE", 1000000)) {
// return 0;
// }
// // changed from static file reference to handle all game modes
// if (!PDCheckDriveExists2(cutscene_pathname, harness_game_info.defines.INTRO_SMK_FILE, 2000000)) {
// return 0;
// }
// if (paths_txt_first_char != '@') {
// EncodeFile(paths_txt);
// }
// return 1;
}
// IDA: int __cdecl OriginalCarmaCDinDrive()
@ -3645,9 +3694,8 @@ int CarmaCDinDriveOrFullGameInstalled(void) {
if (gCD_fully_installed) {
return 1;
} else {
return OriginalCarmaCDinDrive();
}
return OriginalCarmaCDinDrive();
}
// IDA: void __usercall ReadNetworkSettings(FILE *pF@<EAX>, tNet_game_options *pOptions@<EDX>)