X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?p=pcsx_rearmed.git;a=blobdiff_plain;f=libpcsxcore%2Fcdriso.c;h=9ca41726572711a38b4f65582c24207d78c09ba0;hp=90c9d856fc3f2c067b8035b866616b4e5d68df48;hb=c9e5423e97341d1c10c2bc2c5f770cdf2dbd58b4;hpb=deebc67fc5c5027248842562e02d71d5f683a1e2

diff --git a/libpcsxcore/cdriso.c b/libpcsxcore/cdriso.c
index 90c9d856..9ca41726 100644
--- a/libpcsxcore/cdriso.c
+++ b/libpcsxcore/cdriso.c
@@ -327,6 +327,14 @@ static int parsetoc(const char *isofile) {
 				return -1;
 			}
 		}
+		// check if it's really a TOC named as a .cue
+		fgets(linebuf, sizeof(linebuf), fi);
+		token = strtok(tmp, " ");
+		if (strncmp(token, "CD", 2) != 0 && strcmp(token, "CATALOG") != 0) {
+			fclose(fi);
+			return -1;
+		}
+		fseek(fi, 0, SEEK_SET);
 	}
 
 	memset(&ti, 0, sizeof(ti));
@@ -470,10 +478,12 @@ static int parsecue(const char *isofile) {
 
 	// build a path for files referenced in .cue
 	strncpy(filepath, cuename, sizeof(filepath));
-	tmp = strrchr(filepath, '/') + 1;
-	if (tmp == NULL)
-		tmp = strrchr(filepath, '\\') + 1;
+	tmp = strrchr(filepath, '/');
 	if (tmp == NULL)
+		tmp = strrchr(filepath, '\\');
+	if (tmp != NULL)
+		tmp++;
+	else
 		tmp = filepath;
 	*tmp = 0;
 	filepath[sizeof(filepath) - 1] = 0;
@@ -1225,10 +1235,7 @@ static long CALLBACK ISOopen(void) {
 	CDR_getBuffer = ISOgetBuffer;
 	cdimg_read_func = cdread_normal;
 
-	if (parsecue(GetIsoFile()) == 0) {
-		SysPrintf("[+cue]");
-	}
-	else if (parsetoc(GetIsoFile()) == 0) {
+	if (parsetoc(GetIsoFile()) == 0) {
 		SysPrintf("[+toc]");
 	}
 	else if (parseccd(GetIsoFile()) == 0) {
@@ -1237,6 +1244,9 @@ static long CALLBACK ISOopen(void) {
 	else if (parsemds(GetIsoFile()) == 0) {
 		SysPrintf("[+mds]");
 	}
+	else if (parsecue(GetIsoFile()) == 0) {
+		SysPrintf("[+cue]");
+	}
 	if (handlepbp(GetIsoFile()) == 0) {
 		SysPrintf("[pbp]");
 		CDR_getBuffer = ISOgetBuffer_compr;
@@ -1255,8 +1265,33 @@ static long CALLBACK ISOopen(void) {
 		SysPrintf("[+sbi]");
 	}
 
-	// guess whether it is mode1/2048
 	fseek(cdHandle, 0, SEEK_END);
+
+	// maybe user selected metadata file instead of main .bin ..
+	if (ftell(cdHandle) < 2352 * 0x10) {
+		static const char *exts[] = { ".bin", ".BIN", ".img", ".IMG" };
+		char tmp[MAXPATHLEN], *p;
+		FILE *tmpf;
+		size_t i;
+
+		strncpy(tmp, GetIsoFile(), sizeof(tmp));
+		tmp[MAXPATHLEN - 1] = '\0';
+		if (strlen(tmp) >= 4) {
+			p = tmp + strlen(tmp) - 4;
+			for (i = 0; i < sizeof(exts) / sizeof(exts[0]); i++) {
+				strcpy(p, exts[i]);
+				tmpf = fopen(tmp, "rb");
+				if (tmpf != NULL) {
+					fclose(cdHandle);
+					cdHandle = tmpf;
+					fseek(cdHandle, 0, SEEK_END);
+					break;
+				}
+			}
+		}
+	}
+
+	// guess whether it is mode1/2048
 	if (ftell(cdHandle) % 2048 == 0) {
 		unsigned int modeTest = 0;
 		fseek(cdHandle, 0, SEEK_SET);
@@ -1314,8 +1349,12 @@ static long CALLBACK ISOclose(void) {
 		}
 	}
 	numtracks = 0;
+	ti[1].type = 0;
 	UnloadSBI();
 
+	memset(cdbuffer, 0, sizeof(cdbuffer));
+	CDR_getBuffer = ISOgetBuffer;
+
 	return 0;
 }
 
@@ -1398,6 +1437,7 @@ static void DecodeRawSubData(void) {
 // uses bcd format
 static long CALLBACK ISOreadTrack(unsigned char *time) {
 	int sector = MSF2SECT(btoi(time[0]), btoi(time[1]), btoi(time[2]));
+	long ret;
 
 	if (cdHandle == NULL) {
 		return -1;
@@ -1412,7 +1452,9 @@ static long CALLBACK ISOreadTrack(unsigned char *time) {
 		}
 	}
 
-	cdimg_read_func(cdHandle, 0, cdbuffer, sector);
+	ret = cdimg_read_func(cdHandle, 0, cdbuffer, sector);
+	if (ret < 0)
+		return -1;
 
 	if (subHandle != NULL) {
 		fseek(subHandle, sector * SUB_FRAMESIZE, SEEK_SET);