[Mplayer-cvslog] CVS: main/libmpdemux vcd_read.h,1.12,1.13 vcd_read_nbsd.h,1.3,1.4 vcd_read_fbsd.h,1.5,1.6

Alban Bedel CVS albeu at mplayerhq.hu
Wed Apr 9 09:34:23 CEST 2003


Update of /cvsroot/mplayer/main/libmpdemux
In directory mail:/var/tmp.root/cvs-serv5776/libmpdemux

Modified Files:
	vcd_read.h vcd_read_nbsd.h vcd_read_fbsd.h 
Log Message:
Make the vcd API fully reentrant.
Move perror and co to mp_msg.
Hope there is no big 10L as i couldn't test sun,fbsd and nbsd :(


Index: vcd_read.h
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/vcd_read.h,v
retrieving revision 1.12
retrieving revision 1.13
diff -u -r1.12 -r1.13
--- vcd_read.h	15 Sep 2002 18:48:16 -0000	1.12
+++ vcd_read.h	9 Apr 2003 07:33:59 -0000	1.13
@@ -1,68 +1,80 @@
 //=================== VideoCD ==========================
 #if	defined(linux) || defined(sun) || defined(__bsdi__)
 
+typedef struct mp_vcd_priv_st mp_vcd_priv_t;
+
 #if	defined(linux)
 #include <linux/cdrom.h>
 #elif	defined(sun)
 #include <sys/cdio.h>
-static int sun_vcd_read(int, int*);
+static int sun_vcd_read(mp_vcd_priv_t*, int*);
 #elif	defined(__bsdi__)
 #include <dvd.h>
 #endif
 
+struct mp_vcd_priv_st {
+  int fd;
+  struct cdrom_tocentry entry;
+  char buf[VCD_SECTOR_SIZE];
+};
 
-static struct cdrom_tocentry vcd_entry;
-
-static inline void vcd_set_msf(unsigned int sect){
-  vcd_entry.cdte_addr.msf.frame=sect%75;
+static inline void vcd_set_msf(mp_vcd_priv_t* vcd, unsigned int sect){
+  vcd->entry.cdte_addr.msf.frame=sect%75;
   sect=sect/75;
-  vcd_entry.cdte_addr.msf.second=sect%60;
+  vcd->entry.cdte_addr.msf.second=sect%60;
   sect=sect/60;
-  vcd_entry.cdte_addr.msf.minute=sect;
+  vcd->entry.cdte_addr.msf.minute=sect;
 }
 
-static inline unsigned int vcd_get_msf(){
-  return vcd_entry.cdte_addr.msf.frame +
-        (vcd_entry.cdte_addr.msf.second+
-         vcd_entry.cdte_addr.msf.minute*60)*75;
+static inline unsigned int vcd_get_msf(mp_vcd_priv_t* vcd){
+  return vcd->entry.cdte_addr.msf.frame +
+        (vcd->entry.cdte_addr.msf.second+
+         vcd->entry.cdte_addr.msf.minute*60)*75;
 }
 
-int vcd_seek_to_track(int fd,int track){
-  vcd_entry.cdte_format = CDROM_MSF;
-  vcd_entry.cdte_track  = track;
-  if (ioctl(fd, CDROMREADTOCENTRY, &vcd_entry)) {
-    perror("ioctl dif1");
+int vcd_seek_to_track(mp_vcd_priv_t* vcd,int track){
+  vcd->entry.cdte_format = CDROM_MSF;
+  vcd->entry.cdte_track  = track;
+  if (ioctl(vcd->fd, CDROMREADTOCENTRY, &vcd->entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif1: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA*vcd_get_msf();
+  return VCD_SECTOR_DATA*vcd_get_msf(vcd);
 }
 
-int vcd_get_track_end(int fd,int track){
+int vcd_get_track_end(mp_vcd_priv_t* vcd,int track){
   struct cdrom_tochdr tochdr;
-  if (ioctl(fd,CDROMREADTOCHDR,&tochdr)==-1)
-    { perror("read CDROM toc header: "); return -1; }
-  vcd_entry.cdte_format = CDROM_MSF;
-  vcd_entry.cdte_track  = track<tochdr.cdth_trk1?(track+1):CDROM_LEADOUT;
-  if (ioctl(fd, CDROMREADTOCENTRY, &vcd_entry)) {
-    perror("ioctl dif2");
+  if (ioctl(vcd->fd,CDROMREADTOCHDR,&tochdr)==-1) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
+    return -1;
+  }
+  vcd->entry.cdte_format = CDROM_MSF;
+  vcd->entry.cdte_track  = track<tochdr.cdth_trk1?(track+1):CDROM_LEADOUT;
+  if (ioctl(vcd->fd, CDROMREADTOCENTRY, &vcd->entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif2: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA*vcd_get_msf();
+  return VCD_SECTOR_DATA*vcd_get_msf(vcd);
 }
 
-void vcd_read_toc(int fd){
+mp_vcd_priv_t* vcd_read_toc(int fd){
   struct cdrom_tochdr tochdr;
+  mp_vcd_priv_t* vcd;
   int i;
-  if (ioctl(fd,CDROMREADTOCHDR,&tochdr)==-1)
-    { perror("read CDROM toc header: "); return; }
+  if (ioctl(fd,CDROMREADTOCHDR,&tochdr)==-1) {
+    mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
+    return NULL;
+  }
   for (i=tochdr.cdth_trk0 ; i<=tochdr.cdth_trk1 ; i++){
       struct cdrom_tocentry tocentry;
 
       tocentry.cdte_track  = i;
       tocentry.cdte_format = CDROM_MSF;
 
-      if (ioctl(fd,CDROMREADTOCENTRY,&tocentry)==-1)
-	{ perror("read CDROM toc entry: "); return; }
+      if (ioctl(fd,CDROMREADTOCENTRY,&tocentry)==-1) {
+	mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc entry: %s\n",strerror(errno));
+	return NULL;
+      }
         
       mp_msg(MSGT_OPEN,MSGL_INFO,"track %02d:  adr=%d  ctrl=%d  format=%d  %02d:%02d:%02d  mode: %d\n",
           (int)tocentry.cdte_track,
@@ -75,31 +87,31 @@
           (int)tocentry.cdte_datamode
       );
     }
+  vcd = malloc(sizeof(mp_vcd_priv_t));
+  vcd->fd = fd;
+  return vcd;
 }
 
-
-static char vcd_buf[VCD_SECTOR_SIZE];
-
-static int vcd_read(int fd,char *mem){
+static int vcd_read(mp_vcd_priv_t* vcd,char *mem){
 #if	defined(linux) || defined(__bsdi__)
-  memcpy(vcd_buf,&vcd_entry.cdte_addr.msf,sizeof(struct cdrom_msf));
-  if(ioctl(fd,CDROMREADRAW,vcd_buf)==-1) return 0; // EOF?
-  memcpy(mem,&vcd_buf[VCD_SECTOR_OFFS],VCD_SECTOR_DATA);
+  memcpy(vcd->buf,&vcd->entry.cdte_addr.msf,sizeof(struct cdrom_msf));
+  if(ioctl(vcd->fd,CDROMREADRAW,vcd->buf)==-1) return 0; // EOF?
+  memcpy(mem,&vcd->buf[VCD_SECTOR_OFFS],VCD_SECTOR_DATA);
 #elif	defined(sun)
   {
     int offset;
-    if (sun_vcd_read(fd, &offset) <= 0) return 0;
-    memcpy(mem,&vcd_buf[offset],VCD_SECTOR_DATA);
+    if (sun_vcd_read(vcd->fd, &offset) <= 0) return 0;
+    memcpy(mem,&vcd->buf[offset],VCD_SECTOR_DATA);
   }
 #endif
 
-  vcd_entry.cdte_addr.msf.frame++;
-  if (vcd_entry.cdte_addr.msf.frame==75){
-    vcd_entry.cdte_addr.msf.frame=0;
-    vcd_entry.cdte_addr.msf.second++;
-    if (vcd_entry.cdte_addr.msf.second==60){
-      vcd_entry.cdte_addr.msf.second=0;
-      vcd_entry.cdte_addr.msf.minute++;
+  vcd->entry.cdte_addr.msf.frame++;
+  if (vcd->entry.cdte_addr.msf.frame==75){
+    vcd->entry.cdte_addr.msf.frame=0;
+    vcd->entry.cdte_addr.msf.second++;
+    if (vcd->entry.cdte_addr.msf.second==60){
+      vcd->entry.cdte_addr.msf.second=0;
+      vcd->entry.cdte_addr.msf.minute++;
     }
   }
     
@@ -116,35 +128,35 @@
 #define	SUN_SCSIREAD	3
 #define	SUN_VCDREAD	SUN_SCSIREAD
 
-static int sun_vcd_read(int fd, int *offset)
+static int sun_vcd_read(mp_vcd_priv_t* vcd, int *offset)
 {
 #if SUN_VCDREAD == SUN_XAREAD
   struct cdrom_cdxa cdxa;
-  cdxa.cdxa_addr = vcd_get_msf();
+  cdxa.cdxa_addr = vcd_get_msf(vcd);
   cdxa.cdxa_length = 1;
-  cdxa.cdxa_data = vcd_buf;
+  cdxa.cdxa_data = vcd->buf;
   cdxa.cdxa_format = CDROM_XA_SECTOR_DATA;
   
   if(ioctl(fd,CDROMCDXA,&cdxa)==-1) {
-    perror("CDROMCDXA");
+    mp_msg(MSGT_STREAM,MSGL_ERR,"CDROMCDXA: %s\n",strerror(errno));
     return 0;
   }
   *offset = 0;
 #elif SUN_VCDREAD == SUN_MODE2READ
   struct cdrom_read cdread;
-  cdread.cdread_lba = 4*vcd_get_msf();
-  cdread.cdread_bufaddr = vcd_buf;
+  cdread.cdread_lba = 4*vcd_get_msf(vcd);
+  cdread.cdread_bufaddr = vcd->buf;
   cdread.cdread_buflen = 2336;
 
   if(ioctl(fd,CDROMREADMODE2,&cdread)==-1) {
-    perror("CDROMREADMODE2");
+    mp_msg(MSGT_STREAM,MSGL_ERR,"CDROMREADMODE2: %s\n",strerror(errno));
     return 0;
   }
   *offset = 8;
 #elif SUN_VCDREAD == SUN_SCSIREAD
   struct uscsi_cmd sc;
   union scsi_cdb cdb;
-  int lba = vcd_get_msf();
+  int lba = vcd_get_msf(vcd);
   int blocks = 1;
   int sector_type;
   int sync, header_code, user_data, edc_ecc, error_field;
@@ -179,16 +191,16 @@
 
   sc.uscsi_cdb = (caddr_t)&cdb;
   sc.uscsi_cdblen = 12;
-  sc.uscsi_bufaddr = vcd_buf;
+  sc.uscsi_bufaddr = vcd->buf;
   sc.uscsi_buflen = 2336;
   sc.uscsi_flags = USCSI_ISOLATE | USCSI_READ;
   sc.uscsi_timeout = 20;
   if (ioctl(fd, USCSICMD, &sc)) {
-      perror("USCSICMD: READ CD");
+      mp_msg(MSGT_STREAM,MSGL_ERR,"USCSICMD: READ CD: %s\n",strerror(errno));
       return -1;
   }
   if (sc.uscsi_status) {
-      fprintf(stderr, "scsi command failed with status %d\n", sc.uscsi_status);
+      mp_msg(MSGT_STREAM,MSGL_ERR,"scsi command failed with status %d\n", sc.uscsi_status);
       return -1;
   }
   *offset = 0;

Index: vcd_read_nbsd.h
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/vcd_read_nbsd.h,v
retrieving revision 1.3
retrieving revision 1.4
diff -u -r1.3 -r1.4
--- vcd_read_nbsd.h	23 Dec 2002 00:40:15 -0000	1.3
+++ vcd_read_nbsd.h	9 Apr 2003 07:33:59 -0000	1.4
@@ -6,83 +6,85 @@
 
 #define	CDROM_LEADOUT	0xAA
 
-static struct ioc_read_toc_entry vcd_entry;
-static struct cd_toc_entry vcd_entry_data;
-static char     vcd_buf[VCD_SECTOR_SIZE];
+typedef struct mp_vcd_priv_st {
+  int fd;
+  struct ioc_read_toc_entry entry;
+  struct cd_toc_entry entry_data;
+} mp_vcd_priv_t;
 
 static inline void 
-vcd_set_msf(unsigned int sect)
+vcd_set_msf(mp_vcd_priv_t* vcd, unsigned int sect)
 {
-  unsigned int    s = sect;
-  vcd_entry_data.addr.msf.frame = sect % 75;
+  vcd->entry_data.addr.msf.frame = sect % 75;
   sect = sect / 75;
-  vcd_entry_data.addr.msf.second = sect % 60;
+  vcd->entry_data.addr.msf.second = sect % 60;
   sect = sect / 60;
-  vcd_entry_data.addr.msf.minute = sect;
+  vcd->entry_data.addr.msf.minute = sect;
 }
 
 static inline void
-vcd_inc_msf(void)
+vcd_inc_msf(mp_vcd_priv_t* vcd)
 {
-  vcd_entry_data.addr.msf.frame++;
-  if (vcd_entry_data.addr.msf.frame==75){
-    vcd_entry_data.addr.msf.frame=0;
-    vcd_entry_data.addr.msf.second++;
-    if (vcd_entry_data.addr.msf.second==60){
-      vcd_entry_data.addr.msf.second=0;
-      vcd_entry_data.addr.msf.minute++;
+  vcd->entry_data.addr.msf.frame++;
+  if (vcd->entry_data.addr.msf.frame==75){
+    vcd->entry_data.addr.msf.frame=0;
+    vcd->entry_data.addr.msf.second++;
+    if (vcd->entry_data.addr.msf.second==60){
+      vcd->entry_data.addr.msf.second=0;
+      vcd->entry_data.addr.msf.minute++;
     }
   }
 }
 
 static inline unsigned int 
-vcd_get_msf()
+vcd_get_msf(mp_vcd_priv_t* vcd)
 {
-  return vcd_entry_data.addr.msf.frame +
-  (vcd_entry_data.addr.msf.second +
-   vcd_entry_data.addr.msf.minute * 60) * 75;
+  return vcd->entry_data.addr.msf.frame +
+  (vcd->entry_data.addr.msf.second +
+   vcd->entry_data.addr.msf.minute * 60) * 75;
 }
 
 int 
-vcd_seek_to_track(int fd, int track)
+vcd_seek_to_track(mp_vcd_priv_t* vcd, int track)
 {
-  vcd_entry.address_format = CD_MSF_FORMAT;
-  vcd_entry.starting_track = track;
-  vcd_entry.data_len = sizeof(struct cd_toc_entry);
-  vcd_entry.data = &vcd_entry_data;
-  if (ioctl(fd, CDIOREADTOCENTRIES, &vcd_entry)) {
-    perror("ioctl dif1");
+  vcd->entry.address_format = CD_MSF_FORMAT;
+  vcd->entry.starting_track = track;
+  vcd->entry.data_len = sizeof(struct cd_toc_entry);
+  vcd->entry.data = &vcd->entry_data;
+  if (ioctl(vcd->fd, CDIOREADTOCENTRIES, &vcd->entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif1: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA * vcd_get_msf();
+  return VCD_SECTOR_DATA * vcd_get_msf(vcd);
 }
 
 int 
-vcd_get_track_end(int fd, int track)
+vcd_get_track_end(mp_vcd_priv_t* vcd, int track)
 {
   struct ioc_toc_header tochdr;
-  if (ioctl(fd, CDIOREADTOCHEADER, &tochdr) == -1) {
-    perror("read CDROM toc header: ");
+  if (ioctl(vcd->fd, CDIOREADTOCHEADER, &tochdr) == -1) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
     return -1;
   }
-  vcd_entry.address_format = CD_MSF_FORMAT;
-  vcd_entry.starting_track = track < tochdr.ending_track ? (track + 1) : CDROM_LEADOUT;
-  vcd_entry.data_len = sizeof(struct cd_toc_entry);
-  vcd_entry.data = &vcd_entry_data;
-  if (ioctl(fd, CDIOREADTOCENTRYS, &vcd_entry)) {
-    perror("ioctl dif2");
+  vcd->entry.address_format = CD_MSF_FORMAT;
+  vcd->entry.starting_track = track < tochdr.ending_track ? (track + 1) : CDROM_LEADOUT;
+  vcd->entry.data_len = sizeof(struct cd_toc_entry);
+  vcd->entry.data = &vcd->entry_data;
+  if (ioctl(vcd->fd, CDIOREADTOCENTRYS, &vcd->entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif2: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA * vcd_get_msf();
+  return VCD_SECTOR_DATA * vcd_get_msf(vcd);
 }
 
-void 
+mp_vcd_priv_t*
 vcd_read_toc(int fd)
 {
   struct ioc_toc_header tochdr;
+  mp_vcd_priv_t* vcd;
   int             i;
   if (ioctl(fd, CDIOREADTOCHEADER, &tochdr) == -1) {
-    perror("read CDROM toc header: ");
+    mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
     return;
   }
   for (i = tochdr.starting_track; i <= tochdr.ending_track; i++) {
@@ -95,10 +97,10 @@
     tocentry.data = &tocentry_data;
 
     if (ioctl(fd, CDIOREADTOCENTRYS, &tocentry) == -1) {
-      perror("read CDROM toc entry: ");
-      return;
+      mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc entry: %s\n",strerror(errno));
+      return NULL;
     }
-    printf("track %02d:  adr=%d  ctrl=%d  format=%d  %02d:%02d:%02d\n",
+    mp_msg(MSGT_OPEN,MSGL_INFO,"track %02d:  adr=%d  ctrl=%d  format=%d  %02d:%02d:%02d\n",
 	   (int) tocentry.starting_track,
 	   (int) tocentry.data->addr_type,
 	   (int) tocentry.data->control,
@@ -108,13 +110,16 @@
 	   (int) tocentry.data->addr.msf.frame
       );
   }
+  vcd = malloc(sizeof(mp_vcd_priv_t));
+  vcd->fd = fd;
+  return vcd;
 }
 
 static int 
-vcd_read(int fd, char *mem)
+vcd_read(mp_vcd_priv_t* vcd, char *mem)
 {
   struct scsireq  sc;
-  int             lba = vcd_get_msf();
+  int             lba = vcd_get_msf(vcd);
   int             blocks;
   int             sector_type;
   int             sync, header_code, user_data, edc_ecc, error_field;
@@ -149,17 +154,17 @@
   sc.senselen = sizeof(sc.sense);
   sc.flags = SCCMD_READ;
   sc.timeout = 10000;
-  rc = ioctl(fd, SCIOCCOMMAND, &sc);
+  rc = ioctl(vcd->fd, SCIOCCOMMAND, &sc);
   if (rc == -1) {
-    perror("SCIOCCOMMAND");
+    mp_msg(MSGT_STREAM,MSGL_ERR,"SCIOCCOMMAND: %s\n",strerror(errno));
     return -1;
   }
   if (sc.retsts || sc.error) {
-    fprintf(stderr, "scsi command failed: status %d error %d\n", sc.retsts,
-	    sc.error);
+    mp_msg(MSGT_STREAM,MSGL_ERR,"scsi command failed: status %d error %d\n",
+	   sc.retsts,sc.error);
     return -1;
   }
-  vcd_inc_msf();
+  vcd_inc_msf(vcd);
   return VCD_SECTOR_DATA;
 }
 

Index: vcd_read_fbsd.h
===================================================================
RCS file: /cvsroot/mplayer/main/libmpdemux/vcd_read_fbsd.h,v
retrieving revision 1.5
retrieving revision 1.6
diff -u -r1.5 -r1.6
--- vcd_read_fbsd.h	15 Sep 2002 18:48:16 -0000	1.5
+++ vcd_read_fbsd.h	9 Apr 2003 07:33:59 -0000	1.6
@@ -12,61 +12,71 @@
 	uint8_t spare           [4];
 } cdsector_t;
 
-static cdsector_t vcd_buf;
-static struct ioc_read_toc_single_entry vcd_entry;
+typedef struct mp_vcd_priv_st {
+  int fd;
+  struct ioc_read_toc_single_entry entry;
+  cdsector_t buf;
+} mp_vcd_priv_t;
 
-static inline void vcd_set_msf(unsigned int sect){
-  vcd_entry.entry.addr.msf.frame=sect%75;
+static inline void vcd_set_msf(mp_vcd_priv_t* vcd, unsigned int sect){
+  vcd->entry.entry.addr.msf.frame=sect%75;
   sect=sect/75;
-  vcd_entry.entry.addr.msf.second=sect%60;
+  vcd->entry.entry.addr.msf.second=sect%60;
   sect=sect/60;
-  vcd_entry.entry.addr.msf.minute=sect;
+  vcd->entry.entry.addr.msf.minute=sect;
 }
 
-static inline unsigned int vcd_get_msf(){
-  return vcd_entry.entry.addr.msf.frame +
-        (vcd_entry.entry.addr.msf.second+
-         vcd_entry.entry.addr.msf.minute*60)*75;
+static inline unsigned int vcd_get_msf(mp_vcd_priv_t* vcd){
+  return vcd->entry.entry.addr.msf.frame +
+        (vcd->entry.entry.addr.msf.second+
+         vcd->entry.entry.addr.msf.minute*60)*75;
 }
 
-int vcd_seek_to_track(int fd,int track){
-  vcd_entry.address_format = CD_MSF_FORMAT;
-  vcd_entry.track  = track;
-  if (ioctl(fd, CDIOREADTOCENTRY, &vcd_entry)) {
-    perror("ioctl dif1");
+int vcd_seek_to_track(mp_vcd_priv_t* vcd, int track){
+  vcd->entry.address_format = CD_MSF_FORMAT;
+  vcd->entry.track  = track;
+  if (ioctl(vcd->fd, CDIOREADTOCENTRY, &vcd_entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif1: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA*vcd_get_msf();
+  return VCD_SECTOR_DATA*vcd_get_msf(vcd);
 }
 
-int vcd_get_track_end(int fd,int track){
+int vcd_get_track_end(mp_vcd_priv_t* vcd, int track){
   struct ioc_toc_header tochdr;
-  if (ioctl(fd,CDIOREADTOCHEADER,&tochdr)==-1)
-    { perror("read CDROM toc header: "); return -1; }
-  vcd_entry.address_format = CD_MSF_FORMAT;
-  vcd_entry.track  = track<tochdr.ending_track?(track+1):CDROM_LEADOUT;
-  if (ioctl(fd, CDIOREADTOCENTRY, &vcd_entry)) {
-    perror("ioctl dif2");
+  if (ioctl(vcd->fd,CDIOREADTOCHEADER,&tochdr)==-1) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
     return -1;
   }
-  return VCD_SECTOR_DATA*vcd_get_msf();
+  vcd->entry.address_format = CD_MSF_FORMAT;
+  vcd->entry.track  = track<tochdr.ending_track?(track+1):CDROM_LEADOUT;
+  if (ioctl(vcd->fd, CDIOREADTOCENTRY, &vcd_entry)) {
+    mp_msg(MSGT_STREAM,MSGL_ERR,"ioctl dif2: %s\n",strerror(errno));
+    return -1;
+  }
+  return VCD_SECTOR_DATA*vcd_get_msf(vcd);
 }
 
-void vcd_read_toc(int fd){
+mp_vcd_priv_t* vcd_read_toc(int fd){
   struct ioc_toc_header tochdr;
+  mp_vcd_priv_t* vcd;
   int i;
-  if (ioctl(fd,CDIOREADTOCHEADER,&tochdr)==-1)
-    { perror("read CDROM toc header: "); return; }
+  if (ioctl(fd,CDIOREADTOCHEADER,&tochdr)==-1) {
+    mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc header: %s\n",strerror(errno));
+    return NULL;
+  }
   for (i=tochdr.starting_track ; i<=tochdr.ending_track ; i++){
       struct ioc_read_toc_single_entry tocentry;
 
       tocentry.track  = i;
       tocentry.address_format = CD_MSF_FORMAT;
 
-      if (ioctl(fd,CDIOREADTOCENTRY,&tocentry)==-1)
-	{ perror("read CDROM toc entry: "); return; }
+      if (ioctl(fd,CDIOREADTOCENTRY,&tocentry)==-1) {
+	mp_msg(MSGT_OPEN,MSGL_ERR,"read CDROM toc entry: %s\n",strerror(errno));
+	return NULL;
+      }
         
-      printf("track %02d:  adr=%d  ctrl=%d  format=%d  %02d:%02d:%02d\n",
+      mp_msg(MSGT_OPEN,MSGL_INFO,"track %02d:  adr=%d  ctrl=%d  format=%d  %02d:%02d:%02d\n",
           (int)tocentry.track,
           (int)tocentry.entry.addr_type,
           (int)tocentry.entry.control,
@@ -76,20 +86,23 @@
           (int)tocentry.entry.addr.msf.frame
       );
     }
+  vcd = malloc(sizeof(mp_vcd_priv_t));
+  vcd->fd = fd;
+  return vcd;  
 }
 
-static int vcd_read(int fd,char *mem){
+static int vcd_read(mp_vcd_priv_t* vcd,char *mem){
 
-      if (pread(fd,&vcd_buf,VCD_SECTOR_SIZE,vcd_get_msf()*VCD_SECTOR_SIZE)
+      if (pread(vcd->fd,vcd->buf,VCD_SECTOR_SIZE,vcd_get_msf(vcd)*VCD_SECTOR_SIZE)
 	 != VCD_SECTOR_SIZE) return 0;  // EOF?
 
-      vcd_entry.entry.addr.msf.frame++;
-      if (vcd_entry.entry.addr.msf.frame==75){
-        vcd_entry.entry.addr.msf.frame=0;
-        vcd_entry.entry.addr.msf.second++;
-        if (vcd_entry.entry.addr.msf.second==60){
-          vcd_entry.entry.addr.msf.second=0;
-          vcd_entry.entry.addr.msf.minute++;
+      vcd->entry.entry.addr.msf.frame++;
+      if (vcd->entry.entry.addr.msf.frame==75){
+        vcd->entry.entry.addr.msf.frame=0;
+        vcd->entry.entry.addr.msf.second++;
+        if (vcd->entry.entry.addr.msf.second==60){
+          vcd->entry.entry.addr.msf.second=0;
+          vcd->entry.entry.addr.msf.minute++;
         }
       }
       memcpy(mem,vcd_buf.data,VCD_SECTOR_DATA);



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