X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fcdriso.c;h=246b6a0628af2090204b9854178b3bcdaa28499c;hb=ececcc61fa9115edcc51892a27aaa720d983e23e;hp=2dcaf49ba17793688b1b44169c2be60f216409b9;hpb=0e17864883bb852c5c91d8c04730d24ef512283f;p=pcsx_rearmed.git

diff --git a/libpcsxcore/cdriso.c b/libpcsxcore/cdriso.c
index 2dcaf49b..246b6a06 100644
--- a/libpcsxcore/cdriso.c
+++ b/libpcsxcore/cdriso.c
@@ -680,6 +680,7 @@ static int handlepbp(const char *isofile) {
 	off_t psisoimg_offs, cdimg_base;
 	unsigned int t, cd_length;
 	unsigned int offsettab[8];
+	unsigned int psar_offs, index_entry_size, index_entry_offset;
 	const char *ext = NULL;
 	int i, ret;
 
@@ -698,21 +699,23 @@ static int handlepbp(const char *isofile) {
 		goto fail_io;
 	}
 
-	ret = fseeko(cdHandle, pbp_hdr.psar_offs, SEEK_SET);
+	psar_offs = SWAP32(pbp_hdr.psar_offs);
+
+	ret = fseeko(cdHandle, psar_offs, SEEK_SET);
 	if (ret != 0) {
-		SysPrintf("failed to seek to %x\n", pbp_hdr.psar_offs);
+		SysPrintf("failed to seek to %x\n", psar_offs);
 		goto fail_io;
 	}
 
-	psisoimg_offs = pbp_hdr.psar_offs;
+	psisoimg_offs = psar_offs;
 	if (fread(psar_sig, 1, sizeof(psar_sig), cdHandle) != sizeof(psar_sig))
 		goto fail_io;
 	psar_sig[10] = 0;
 	if (strcmp(psar_sig, "PSTITLEIMG") == 0) {
 		// multidisk image?
-		ret = fseeko(cdHandle, pbp_hdr.psar_offs + 0x200, SEEK_SET);
+		ret = fseeko(cdHandle, psar_offs + 0x200, SEEK_SET);
 		if (ret != 0) {
-			SysPrintf("failed to seek to %x\n", pbp_hdr.psar_offs + 0x200);
+			SysPrintf("failed to seek to %x\n", psar_offs + 0x200);
 			goto fail_io;
 		}
 
@@ -734,7 +737,7 @@ static int handlepbp(const char *isofile) {
 		if (cdrIsoMultidiskSelect >= cdrIsoMultidiskCount)
 			cdrIsoMultidiskSelect = 0;
 
-		psisoimg_offs += offsettab[cdrIsoMultidiskSelect];
+		psisoimg_offs += SWAP32(offsettab[cdrIsoMultidiskSelect]);
 
 		ret = fseeko(cdHandle, psisoimg_offs, SEEK_SET);
 		if (ret != 0) {
@@ -818,12 +821,15 @@ static int handlepbp(const char *isofile) {
 			goto fail_index;
 		}
 
-		if (index_entry.size == 0)
+		index_entry_size = SWAP32(index_entry.size);
+		index_entry_offset = SWAP32(index_entry.offset);
+
+		if (index_entry_size == 0)
 			break;
 
-		compr_img->index_table[i] = cdimg_base + index_entry.offset;
+		compr_img->index_table[i] = cdimg_base + index_entry_offset;
 	}
-	compr_img->index_table[i] = cdimg_base + index_entry.offset + index_entry.size;
+	compr_img->index_table[i] = cdimg_base + index_entry_offset + index_entry_size;
 
 	return 0;
 
@@ -931,7 +937,7 @@ fail_io:
 
 #ifdef HAVE_CHD
 static int handlechd(const char *isofile) {
-	int frame_offset = 0;
+	int frame_offset = 150;
 	int file_offset = 0;
 
 	chd_img = calloc(1, sizeof(*chd_img));
@@ -980,20 +986,26 @@ static int handlechd(const char *isofile) {
 		else
 			break;
 
-		if(md.track == 1)
-			md.pregap = 150;
-		else
-			sec2msf(msf2sec(ti[md.track-1].length) + md.pregap, ti[md.track-1].length);
+		SysPrintf("chd: %s\n", meta);
+
+		if (md.track == 1) {
+			if (!strncmp(md.subtype, "RW", 2)) {
+				subChanMixed = TRUE;
+				if (!strcmp(md.subtype, "RW_RAW"))
+					subChanRaw = TRUE;
+			}
+		}
 
 		ti[md.track].type = !strncmp(md.type, "AUDIO", 5) ? CDDA : DATA;
 
 		sec2msf(frame_offset + md.pregap, ti[md.track].start);
 		sec2msf(md.frames, ti[md.track].length);
 
-		ti[md.track].start_offset = file_offset;
+		ti[md.track].start_offset = file_offset + md.pregap;
 
-		frame_offset += md.pregap + md.frames + md.postgap;
-		file_offset += md.frames + md.postgap;
+		// XXX: what about postgap?
+		frame_offset += md.frames;
+		file_offset += md.frames;
 		numtracks++;
 	}
 
@@ -1204,6 +1216,12 @@ static int cdread_chd(FILE *f, unsigned int base, void *dest, int sector)
 	if (dest != cdbuffer) // copy avoid HACK
 		memcpy(dest, chd_img->buffer[chd_img->sector_in_hunk],
 			CD_FRAMESIZE_RAW);
+	if (subChanMixed) {
+		memcpy(subbuffer, chd_img->buffer[chd_img->sector_in_hunk] + CD_FRAMESIZE_RAW,
+			SUB_FRAMESIZE);
+		if (subChanRaw)
+			DecodeRawSubData();
+	}
 	return CD_FRAMESIZE_RAW;
 }
 #endif
@@ -1254,7 +1272,8 @@ static long CALLBACK ISOopen(void) {
 	boolean isMode1ISO = FALSE;
 	char alt_bin_filename[MAXPATHLEN];
 	const char *bin_filename;
-	char image_str[1024] = {0};
+	char image_str[1024];
+	int is_chd = 0;
 
 	if (cdHandle != NULL) {
 		return 0; // it's already open
@@ -1267,7 +1286,8 @@ static long CALLBACK ISOopen(void) {
 		return -1;
 	}
 
-	sprintf(image_str, "Loaded CD Image: %s", GetIsoFile());
+	snprintf(image_str, sizeof(image_str) - 6*4 - 1,
+		"Loaded CD Image: %s", GetIsoFile());
 
 	cddaBigEndian = FALSE;
 	subChanMixed = FALSE;
@@ -1306,6 +1326,7 @@ static long CALLBACK ISOopen(void) {
 		strcat(image_str, "[+chd]");
 		CDR_getBuffer = ISOgetBuffer_chd;
 		cdimg_read_func = cdread_chd;
+		is_chd = 1;
 	}
 #endif
 
@@ -1366,7 +1387,7 @@ static long CALLBACK ISOopen(void) {
 
 	PrintTracks();
 
-	if (subChanMixed)
+	if (subChanMixed && !is_chd)
 		cdimg_read_func = cdread_sub_mixed;
 	else if (isMode1ISO)
 		cdimg_read_func = cdread_2048;
@@ -1526,7 +1547,7 @@ static boolean CALLBACK ISOreadTrack(unsigned char *time) {
 		fseek(subHandle, sector * SUB_FRAMESIZE, SEEK_SET);
 		if (fread(subbuffer, 1, SUB_FRAMESIZE, subHandle) != SUB_FRAMESIZE)
 			/* Faulty subchannel data shouldn't cause a read failure */
-			return 0;
+			return 1;
 
 		if (subChanRaw) DecodeRawSubData();
 	}