Move a little bit forward in implementing SILENCE in cdrdao.

cdrdao tests now work while being a little more strict.

lib/driver/image/cdrdao.c

@@ -229,6 +229,9 @@ _read_cdrdao (void *user_data, void *data, size_t size)
 
 /*!
    Return the size of the CD in logical block address (LBA) units.
+
+   FIXME: this assumes there is only one source for data or 
+   one track of silence.
  */
 static lsn_t
 get_disc_last_lsn_cdrdao (void *p_user_data)
@@ -242,14 +245,21 @@ get_disc_last_lsn_cdrdao (void *p_user_data)
     i_size = p_env->tocent[i_leadout-1].sec_count;
   } else {
       if (NULL == p_env->tocent[i_leadout-1].data_source) {
+	  if (!p_env->tocent[i_leadout-1].silence) {
 	      cdio_warn ("Data source for image %s is null",
 			 p_env->gen.source_name);
 	      return -1;
 	  }
+	  /* FIXME: this is only correct if there is one
+	     track of silence. */
+	  i_size = p_env->tocent[i_leadout-1].silence;
+      } else {
+	  /* FIXME: this is only correct if there is one data source. */
 	  i_size = cdio_stream_stat(p_env->tocent[i_leadout-1].data_source)
 	      - p_env->tocent[i_leadout-1].offset;
+      }
     if (i_size < 0) {
-      cdio_error ("Can't get file information for data souce for image %s",
+      cdio_error ("Disc data size too small for track specification in image %s",
 		  p_env->gen.source_name);
       return i_size;
     }
@@ -650,7 +660,14 @@ parse_tocfile (_img_private_t *cd, const char *psz_cue_name)
 	
 	/* SILENCE <length> */
       } else if (0 == strcmp ("SILENCE", psz_keyword)) {
-	UNIMPLIMENTED_MSG;
+	  if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
+	      if (NULL != cd) 
+		  cd->tocent[i].silence = cdio_mmssff_to_lba (psz_field);
+	  } else {
+	      goto format_error;
+	  }
+	  cdio_log(log_level, "%s line %d: SILENCE not fully implimented",
+		   psz_cue_name, i_line);
 	
 	/* ZERO <length> */
       } else if (0 == strcmp ("ZERO", psz_keyword)) {
@@ -847,7 +864,7 @@ parse_tocfile (_img_private_t *cd, const char *psz_cue_name)
 	if (0 <= i) {
 	  if (NULL != (psz_field = strtok (NULL, " \t\n\r"))) {
 	    if (NULL != cd) 
-	      cd->tocent[i].silence = cdio_mmssff_to_lba (psz_field);
+	      cd->tocent[i].pregap = cdio_mmssff_to_lba (psz_field);
 	  } else {
 	    goto format_error;
 	  }

test/data/cdda.cue

@@ -1,7 +1,7 @@
 TITLE "Join us now we have the software"
 CATALOG 0000010271955
 PERFORMER "Richard Stallman"
-FILE "BOING.BIN" BINARY
+FILE "CDDA.BIN" BINARY
   TRACK 01 AUDIO
     FLAGS DCP
     INDEX 01 00:00:00

test/data/vcd2.toc

@@ -1,23 +1,22 @@
-// $Id: vcd2.toc,v 1.1 2005/01/16 04:34:20 rocky Exp $
 // Taken from one of Steve Schultz's VCD collection. 
-// The .bin has been changed and is wrong. 
+// The .bin and offsets have been changed and are wrong. 
 CD_ROM_XA
 
 
 // Track 1
 TRACK MODE2_FORM_MIX
 COPY
-DATAFILE "cdda.bin" 00:05:00 // length in bytes: 1051200
+DATAFILE "../cdda.bin" 00:00:00 // comment
 
 
 // Track 2
 TRACK MODE2_FORM_MIX
 COPY
-DATAFILE "cdda.bin" #1051200 34:31:23 // length in bytes: 362892928
+DATAFILE "cdda.bin" #100 00:00:03 
 
 
 // Track 3
 TRACK MODE2_FORM_MIX
 COPY
-DATAFILE "cdda.bin" #363944128 39:04:26 // length in bytes: 410729536
+DATAFILE "cdda.bin" #200 00:00:25