git.sesse.net Git - vlc/blob - modules/demux/playlist/asx.c

   1 /*****************************************************************************
   2  * asx.c : ASX playlist format import
   3  *****************************************************************************
   4  * Copyright (C) 2005-2006 the VideoLAN team
   5  * $Id$
   6  *
   7  * Authors: Derk-Jan Hartman <hartman at videolan dot org>
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
  22  *****************************************************************************/
  23
  24 /* See also: http://msdn.microsoft.com/library/en-us/wmplay10/mmp_sdk/windowsmediametafilereference.asp
  25  */
  26
  27 /*****************************************************************************
  28  * Preamble
  29  *****************************************************************************/
  30 #ifdef HAVE_CONFIG_H
  31 # include "config.h"
  32 #endif
  33
  34 #include <vlc/vlc.h>
  35 #include <vlc_demux.h>
  36
  37 #include <ctype.h>
  38 #include <vlc_charset.h>
  39 #include "playlist.h"
  40 #include "vlc_meta.h"
  41
  42 struct demux_sys_t
  43 {
  44     char    *psz_prefix;
  45     char    *psz_data;
  46     int64_t i_data_len;
  47     vlc_bool_t b_utf8;
  48     vlc_bool_t b_skip_ads;
  49 };
  50
  51 /*****************************************************************************
  52  * Local prototypes
  53  *****************************************************************************/
  54 static int Demux( demux_t *p_demux);
  55 static int Control( demux_t *p_demux, int i_query, va_list args );
  56
  57 static int StoreString( demux_t *p_demux, char **ppsz_string,
  58                         const char *psz_source_start,
  59                         const char *psz_source_end )
  60 {
  61     demux_sys_t *p_sys = p_demux->p_sys;
  62     unsigned len = psz_source_end - psz_source_start;
  63
  64     free( *ppsz_string );
  65
  66     char *buf = *ppsz_string = malloc ((len * (1 + !p_sys->b_utf8)) + 1);
  67     if (buf == NULL)
  68         return VLC_ENOMEM;
  69
  70     if( p_sys->b_utf8 )
  71     {
  72         memcpy (buf, psz_source_start, len);
  73         (*ppsz_string)[len] = '\0';
  74         EnsureUTF8 (*ppsz_string);
  75     }
  76     else
  77     {
  78         /* Latin-1 -> UTF-8 */
  79         for (unsigned i = 0; i < len; i++)
  80         {
  81             unsigned char c = psz_source_start[i];
  82             if (c & 0x80)
  83             {
  84                 *buf++ = 0xc0 | (c >> 6);
  85                 *buf++ = 0x80 | (c & 0x3f);
  86             }
  87             else
  88                 *buf++ = c;
  89         }
  90         *buf++ = '\0';
  91
  92         buf = *ppsz_string = realloc (*ppsz_string, buf - *ppsz_string);
  93     }
  94     return VLC_SUCCESS;
  95 }
  96
  97 static char *SkipBlanks(char *s, size_t i_strlen )
  98 {
  99     while( i_strlen > 0 ) {
 100         switch( *s )
 101         {
 102             case ' ':
 103             case '\t':
 104             case '\r':
 105             case '\n':
 106                 --i_strlen;
 107                 ++s;
 108                 break;
 109             default:
 110                 i_strlen = 0;
 111         }
 112     }
 113     return s;
 114 }
 115
 116 static int ParseTime(char *s, size_t i_strlen)
 117 {
 118     // need to parse hour:minutes:sec.fraction string
 119     int result = 0;
 120     int val;
 121     const char *end = s + i_strlen;
 122     // skip leading spaces if any
 123     s = SkipBlanks(s, i_strlen);
 124
 125     val = 0;
 126     while( (s < end) && isdigit(*s) )
 127     {
 128         int newval = val*10 + (*s - '0');
 129         if( newval < val )
 130         {
 131             // overflow
 132             val = 0;
 133             break;
 134         }
 135         val = newval;
 136         ++s;
 137     }
 138     result = val;
 139     s = SkipBlanks(s, end-s);
 140     if( *s == ':' )
 141     {
 142         ++s;
 143         s = SkipBlanks(s, end-s);
 144         result = result * 60;
 145         val = 0;
 146         while( (s < end) && isdigit(*s) )
 147         {
 148             int newval = val*10 + (*s - '0');
 149             if( newval < val )
 150             {
 151                 // overflow
 152                 val = 0;
 153                 break;
 154             }
 155             val = newval;
 156             ++s;
 157         }
 158         result += val;
 159         s = SkipBlanks(s, end-s);
 160         if( *s == ':' )
 161         {
 162             ++s;
 163             s = SkipBlanks(s, end-s);
 164             result = result * 60;
 165             val = 0;
 166             while( (s < end) && isdigit(*s) )
 167             {
 168                 int newval = val*10 + (*s - '0');
 169                 if( newval < val )
 170                 {
 171                     // overflow
 172                     val = 0;
 173                     break;
 174                 }
 175                 val = newval;
 176                 ++s;
 177             }
 178             result += val;
 179             // TODO: one day, we may need to parse fraction for sub-second resolution
 180         }
 181     }
 182     return result;
 183 }
 184
 185 /*****************************************************************************
 186  * Import_ASX: main import function
 187  *****************************************************************************/
 188 int E_(Import_ASX)( vlc_object_t *p_this )
 189 {
 190     demux_t *p_demux = (demux_t *)p_this;
 191     const uint8_t *p_peek;
 192     CHECK_PEEK( p_peek, 10 );
 193
 194     // skip over possible leading empty lines and empty spaces
 195     p_peek = (uint8_t *)SkipBlanks((char *)p_peek, 6);
 196
 197     if( POKE( p_peek, "<asx", 4 ) || demux2_IsPathExtension( p_demux, ".asx" ) ||
 198         demux2_IsPathExtension( p_demux, ".wax" ) || demux2_IsPathExtension( p_demux, ".wvx" ) ||
 199         demux2_IsForced( p_demux, "asx-open" ) )
 200     {
 201         ;
 202     }
 203     else
 204         return VLC_EGENERIC;
 205
 206     STANDARD_DEMUX_INIT_MSG( "found valid ASX playlist" );
 207     p_demux->p_sys->psz_prefix = E_(FindPrefix)( p_demux );
 208     p_demux->p_sys->psz_data = NULL;
 209     p_demux->p_sys->i_data_len = -1;
 210     p_demux->p_sys->b_utf8 = VLC_FALSE;
 211     p_demux->p_sys->b_skip_ads = config_GetInt( p_demux, "playlist-skip-ads" );
 212
 213     return VLC_SUCCESS;
 214 }
 215
 216 /*****************************************************************************
 217  * Deactivate: frees unused data
 218  *****************************************************************************/
 219 void E_(Close_ASX)( vlc_object_t *p_this )
 220 {
 221     demux_t *p_demux = (demux_t *)p_this;
 222     demux_sys_t *p_sys = p_demux->p_sys;
 223
 224     free( p_sys->psz_prefix );
 225     free( p_sys->psz_data );
 226     free( p_sys );
 227 }
 228
 229 static int Demux( demux_t *p_demux )
 230 {
 231     demux_sys_t *p_sys = p_demux->p_sys;
 232     char        *psz_parse = NULL;
 233     char        *psz_backup = NULL;
 234     vlc_bool_t  b_entry = VLC_FALSE;
 235     input_item_t *p_input;
 236     INIT_PLAYLIST_STUFF;
 237
 238     /* init txt */
 239     if( p_sys->i_data_len < 0 )
 240     {
 241         int64_t i_pos = 0;
 242         p_sys->i_data_len = stream_Size( p_demux->s ) +1; /* This is a cheat to prevent unnecessary realloc */
 243         if( p_sys->i_data_len <= 0 && p_sys->i_data_len < 16384 ) p_sys->i_data_len = 1024;
 244         p_sys->psz_data = malloc( p_sys->i_data_len * sizeof(char) +1);
 245
 246         /* load the complete file */
 247         for( ;; )
 248         {
 249             int i_read = stream_Read( p_demux->s, &p_sys->psz_data[i_pos], p_sys->i_data_len - i_pos );
 250             p_sys->psz_data[i_read] = '\0';
 251
 252             if( i_read < p_sys->i_data_len - i_pos ) break; /* Done */
 253
 254             i_pos += i_read;
 255             p_sys->i_data_len += 1024;
 256             p_sys->psz_data = realloc( p_sys->psz_data, p_sys->i_data_len * sizeof( char * ) +1 );
 257         }
 258         if( p_sys->i_data_len <= 0 ) return -1;
 259     }
 260
 261     psz_parse = p_sys->psz_data;
 262     /* Find first element */
 263     if( ( psz_parse = strcasestr( psz_parse, "<ASX" ) ) )
 264     {
 265         /* ASX element */
 266         char *psz_string = NULL;
 267         int i_strlen = 0;
 268
 269         char *psz_base_asx = NULL;
 270         char *psz_title_asx = NULL;
 271         char *psz_artist_asx = NULL;
 272         char *psz_copyright_asx = NULL;
 273         char *psz_moreinfo_asx = NULL;
 274         char *psz_abstract_asx = NULL;
 275
 276         char *psz_base_entry = NULL;
 277         char *psz_title_entry = NULL;
 278         char *psz_artist_entry = NULL;
 279         char *psz_copyright_entry = NULL;
 280         char *psz_moreinfo_entry = NULL;
 281         char *psz_abstract_entry = NULL;
 282         int i_entry_count = 0;
 283         vlc_bool_t b_skip_entry = VLC_FALSE;
 284
 285         char *psz_href = NULL;
 286         int i_starttime = 0;
 287         int i_duration = 0;
 288
 289         psz_parse = strcasestr( psz_parse, ">" );
 290
 291         while( psz_parse && ( psz_parse = strcasestr( psz_parse, "<" ) ) )
 292         {
 293             if( !strncasecmp( psz_parse, "<!--", 4 ) )
 294             {
 295                 /* this is a comment */
 296                 if( ( psz_parse = strcasestr( psz_parse, "-->" ) ) )
 297                     psz_parse+=3;
 298                 else continue;
 299             }
 300             else if( !strncasecmp( psz_parse, "<PARAM ", 7 ) )
 301             {
 302                 vlc_bool_t b_encoding_flag = VLC_FALSE;
 303                 psz_parse = SkipBlanks(psz_parse+7, (unsigned)-1);
 304                 if( !strncasecmp( psz_parse, "name", 4 ) )
 305                 {
 306                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 307                     {
 308                         psz_backup = ++psz_parse;
 309                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 310                         {
 311                             i_strlen = psz_parse-psz_backup;
 312                             if( i_strlen < 1 ) continue;
 313                             msg_Dbg( p_demux, "param name strlen: %d", i_strlen);
 314                             psz_string = malloc( i_strlen *sizeof( char ) +1);
 315                             memcpy( psz_string, psz_backup, i_strlen );
 316                             psz_string[i_strlen] = '\0';
 317                             msg_Dbg( p_demux, "param name: %s", psz_string);
 318                             b_encoding_flag = !strcasecmp( psz_string, "encoding" );
 319                             free( psz_string );
 320                         }
 321                         else continue;
 322                     }
 323                     else continue;
 324                 }
 325                 psz_parse++;
 326                 if( !strncasecmp( psz_parse, "value", 5 ) )
 327                 {
 328                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 329                     {
 330                         psz_backup = ++psz_parse;
 331                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 332                         {
 333                             i_strlen = psz_parse-psz_backup;
 334                             if( i_strlen < 1 ) continue;
 335                             msg_Dbg( p_demux, "param value strlen: %d", i_strlen);
 336                             psz_string = malloc( i_strlen *sizeof( char ) +1);
 337                             memcpy( psz_string, psz_backup, i_strlen );
 338                             psz_string[i_strlen] = '\0';
 339                             msg_Dbg( p_demux, "param value: %s", psz_string);
 340                             if( b_encoding_flag && !strcasecmp( psz_string, "utf-8" ) ) p_sys->b_utf8 = VLC_TRUE;
 341                             free( psz_string );
 342                         }
 343                         else continue;
 344                     }
 345                     else continue;
 346                 }
 347                 if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
 348                     psz_parse += 2;
 349                 else continue;
 350             }
 351             else if( !strncasecmp( psz_parse, "<BANNER", 7 ) )
 352             {
 353                 /* We skip this element */
 354                 if( ( psz_parse = strcasestr( psz_parse, "</BANNER>" ) ) )
 355                     psz_parse += 9;
 356                 else continue;
 357             }
 358             else if( !strncasecmp( psz_parse, "<PREVIEWDURATION", 16 ) ||
 359                      !strncasecmp( psz_parse, "<LOGURL", 7 ) ||
 360                      !strncasecmp( psz_parse, "<Skin", 5 ) )
 361             {
 362                 /* We skip this element */
 363                 if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
 364                     psz_parse += 2;
 365                 else continue;
 366             }
 367             else if( !strncasecmp( psz_parse, "<BASE ", 6 ) )
 368             {
 369                 psz_parse = SkipBlanks(psz_parse+6, (unsigned)-1);
 370                 if( !strncasecmp( psz_parse, "HREF", 4 ) )
 371                 {
 372                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 373                     {
 374                         psz_backup = ++psz_parse;
 375                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 376                         {
 377                             StoreString( p_demux, (b_entry ? &psz_base_entry : &psz_base_asx), psz_backup, psz_parse );
 378                         }
 379                         else continue;
 380                     }
 381                     else continue;
 382                 }
 383                 if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
 384                     psz_parse += 2;
 385                 else continue;
 386             }
 387             else if( !strncasecmp( psz_parse, "<TITLE>", 7 ) )
 388             {
 389                 psz_backup = psz_parse+=7;
 390                 if( ( psz_parse = strcasestr( psz_parse, "</TITLE>" ) ) )
 391                 {
 392                     StoreString( p_demux, (b_entry ? &psz_title_entry : &psz_title_asx), psz_backup, psz_parse );
 393                     psz_parse += 8;
 394                 }
 395                 else continue;
 396             }
 397             else if( !strncasecmp( psz_parse, "<Author>", 8 ) )
 398             {
 399                 psz_backup = psz_parse+=8;
 400                 if( ( psz_parse = strcasestr( psz_parse, "</Author>" ) ) )
 401                 {
 402                     StoreString( p_demux, (b_entry ? &psz_artist_entry : &psz_artist_asx), psz_backup, psz_parse );
 403                     psz_parse += 9;
 404                 }
 405                 else continue;
 406             }
 407             else if( !strncasecmp( psz_parse, "<Copyright", 10 ) )
 408             {
 409                 psz_backup = psz_parse+=11;
 410                 if( ( psz_parse = strcasestr( psz_parse, "</Copyright>" ) ) )
 411                 {
 412                     StoreString( p_demux, (b_entry ? &psz_copyright_entry : &psz_copyright_asx), psz_backup, psz_parse );
 413                     psz_parse += 12;
 414                 }
 415                 else continue;
 416             }
 417             else if( !strncasecmp( psz_parse, "<MoreInfo ", 10 ) )
 418             {
 419                 psz_parse = SkipBlanks(psz_parse+10, (unsigned)-1);
 420                 if( !strncasecmp( psz_parse, "HREF", 4 ) )
 421                 {
 422                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 423                     {
 424                         psz_backup = ++psz_parse;
 425                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 426                         {
 427                             StoreString( p_demux, (b_entry ? &psz_moreinfo_entry : &psz_moreinfo_asx), psz_backup, psz_parse );
 428                         }
 429                         else continue;
 430                     }
 431                     else continue;
 432                 }
 433                 if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
 434                     psz_parse += 2;
 435                 else continue;
 436             }
 437             else if( !strncasecmp( psz_parse, "<ABSTRACT>", 10 ) )
 438             {
 439                 psz_backup = psz_parse+=10;
 440                 if( ( psz_parse = strcasestr( psz_parse, "</ABSTRACT>" ) ) )
 441                 {
 442                     StoreString( p_demux, (b_entry ? &psz_abstract_entry : &psz_abstract_asx), psz_backup, psz_parse );
 443                     psz_parse += 11;
 444                 }
 445                 else continue;
 446             }
 447             else if( !strncasecmp( psz_parse, "<EntryRef ", 10 ) )
 448             {
 449                 psz_parse = SkipBlanks(psz_parse+10, (unsigned)-1);
 450                 if( !strncasecmp( psz_parse, "HREF", 4 ) )
 451                 {
 452                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 453                     {
 454                         psz_backup = ++psz_parse;
 455                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 456                         {
 457                             i_strlen = psz_parse-psz_backup;
 458                             if( i_strlen < 1 ) continue;
 459                             psz_string = malloc( i_strlen*sizeof( char ) +1);
 460                             memcpy( psz_string, psz_backup, i_strlen );
 461                             psz_string[i_strlen] = '\0';
 462                             p_input = input_ItemNew( p_playlist, psz_string, psz_title_asx );
 463                             input_ItemCopyOptions( p_current_input, p_input );
 464                             input_ItemAddSubItem( p_current_input, p_input );
 465                             free( psz_string );
 466                         }
 467                         else continue;
 468                     }
 469                     else continue;
 470                 }
 471                 if( ( psz_parse = strcasestr( psz_parse, "/>" ) ) )
 472                     psz_parse += 2;
 473                 else continue;
 474             }
 475             else if( !strncasecmp( psz_parse, "</Entry>", 8 ) )
 476             {
 477                 input_item_t *p_entry = NULL;
 478                 char *psz_name = NULL;
 479
 480                 char * ppsz_options[2];
 481                 int i_options = 0;
 482
 483                 /* add a new entry */
 484                 psz_parse+=8;
 485                 if( !b_entry )
 486                 {
 487                     msg_Err( p_demux, "end of entry without start?" );
 488                     continue;
 489                 }
 490
 491                 if( !psz_href )
 492                 {
 493                     msg_Err( p_demux, "entry without href?" );
 494                     continue;
 495                 }
 496
 497                 if( p_sys->b_skip_ads && b_skip_entry )
 498                 {
 499                     msg_Dbg( p_demux, "skipped entry %d %s (%s)",
 500                     i_entry_count, ( psz_title_entry ? psz_title_entry : p_current_input->psz_name ), psz_href );
 501                 }
 502                 else
 503                 {
 504                     if( i_starttime || i_duration )
 505                     {
 506                         if( i_starttime ) {
 507                             asprintf(ppsz_options+i_options, ":start-time=%d", i_starttime);
 508                             ++i_options;
 509                         }
 510                         if( i_duration ) {
 511                             asprintf(ppsz_options+i_options, ":stop-time=%d", i_starttime + i_duration);
 512                             ++i_options;
 513                         }
 514                     }
 515
 516                     /* create the new entry */
 517                     asprintf( &psz_name, "%d %s", i_entry_count, ( psz_title_entry ? psz_title_entry : p_current_input->psz_name ) );
 518
 519                     p_entry = input_ItemNewExt( p_playlist, psz_href, psz_name, i_options, (const char * const *)ppsz_options, -1 );
 520                     FREENULL( psz_name );
 521                     input_ItemCopyOptions( p_current_input, p_entry );
 522                     while( i_options )
 523                     {
 524                         psz_name = ppsz_options[--i_options];
 525                         FREENULL(psz_name);
 526                     }
 527
 528                     if( psz_title_entry ) input_item_SetTitle( p_entry, psz_title_entry );
 529                     if( psz_artist_entry ) input_item_SetArtist( p_entry, psz_artist_entry );
 530                     if( psz_copyright_entry ) input_item_SetCopyright( p_entry, psz_copyright_entry );
 531                     if( psz_moreinfo_entry ) input_item_SetURL( p_entry, psz_moreinfo_entry );
 532                     if( psz_abstract_entry ) input_item_SetDescription( p_entry, psz_abstract_entry );
 533                     input_ItemAddSubItem( p_current_input, p_entry );
 534                     vlc_gc_decref( p_entry );
 535                 }
 536
 537                 /* cleanup entry */;
 538                 FREENULL( psz_href );
 539                 FREENULL( psz_title_entry );
 540                 FREENULL( psz_base_entry );
 541                 FREENULL( psz_artist_entry );
 542                 FREENULL( psz_copyright_entry );
 543                 FREENULL( psz_moreinfo_entry );
 544                 FREENULL( psz_abstract_entry );
 545                 b_entry = VLC_FALSE;
 546             }
 547             else if( !strncasecmp( psz_parse, "<Entry", 6 ) )
 548             {
 549                 char *psz_clientskip;
 550                 psz_parse+=6;
 551                 if( b_entry )
 552                 {
 553                     msg_Err( p_demux, "We already are in an entry section" );
 554                     continue;
 555                 }
 556                 i_entry_count += 1;
 557                 b_entry = VLC_TRUE;
 558                 psz_clientskip = strcasestr( psz_parse, "clientskip=\"no\"" );
 559                 psz_parse = strcasestr( psz_parse, ">" );
 560
 561                 /* If clientskip was enabled ... this is an ad */
 562                 b_skip_entry = (NULL != psz_clientskip) && (psz_clientskip < psz_parse);
 563
 564                 // init entry details
 565                 FREENULL(psz_href);
 566                 psz_href = NULL;
 567                 i_starttime = 0;
 568                 i_duration = 0;
 569             }
 570             else if( !strncasecmp( psz_parse, "<Ref ", 5 ) )
 571             {
 572                 psz_parse = SkipBlanks(psz_parse+5, (unsigned)-1);
 573                 if( !b_entry )
 574                 {
 575                     msg_Err( p_demux, "A ref outside an entry section" );
 576                     continue;
 577                 }
 578
 579                 if( !strncasecmp( psz_parse, "HREF", 4 ) )
 580                 {
 581                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 582                     {
 583                         psz_backup = ++psz_parse;
 584                         psz_backup = SkipBlanks(psz_backup, (unsigned)-1);
 585                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 586                         {
 587                             char *psz_tmp;
 588                             i_strlen = psz_parse-psz_backup;
 589                             if( i_strlen < 1 ) continue;
 590
 591                             FREENULL(psz_href);
 592                             psz_href = malloc( i_strlen*sizeof( char ) +1);
 593                             memcpy( psz_href, psz_backup, i_strlen );
 594                             psz_href[i_strlen] = '\0';
 595                             psz_tmp = psz_href + (i_strlen-1);
 596                             while( psz_tmp >= psz_href &&
 597                                  ( *psz_tmp == '\r' || *psz_tmp == '\n' ) )
 598                             {
 599                                 *psz_tmp = '\0';
 600                                 psz_tmp++;
 601                             }
 602                         }
 603                         else continue;
 604                     }
 605                     else continue;
 606                 }
 607                 if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
 608                     psz_parse++;
 609                 else continue;
 610             }
 611             else if( !strncasecmp( psz_parse, "<starttime ", 11 ) )
 612             {
 613                 psz_parse = SkipBlanks(psz_parse+11, (unsigned)-1);
 614                 if( !b_entry )
 615                 {
 616                     msg_Err( p_demux, "starttime outside an entry section" );
 617                     continue;
 618                 }
 619
 620                 if( !strncasecmp( psz_parse, "value", 5 ) )
 621                 {
 622                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 623                     {
 624                         psz_backup = ++psz_parse;
 625                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 626                         {
 627                             i_strlen = psz_parse-psz_backup;
 628                             if( i_strlen < 1 ) continue;
 629
 630                             i_starttime = ParseTime(psz_backup, i_strlen);
 631                         }
 632                         else continue;
 633                     }
 634                     else continue;
 635                 }
 636                 if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
 637                     psz_parse++;
 638                 else continue;
 639             }
 640             else if( !strncasecmp( psz_parse, "<duration ", 11 ) )
 641             {
 642                 psz_parse = SkipBlanks(psz_parse+5, (unsigned)-1);
 643                 if( !b_entry )
 644                 {
 645                     msg_Err( p_demux, "duration outside an entry section" );
 646                     continue;
 647                 }
 648
 649                 if( !strncasecmp( psz_parse, "value", 5 ) )
 650                 {
 651                     if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 652                     {
 653                         psz_backup = ++psz_parse;
 654                         if( ( psz_parse = strcasestr( psz_parse, "\"" ) ) )
 655                         {
 656                             i_strlen = psz_parse-psz_backup;
 657                             if( i_strlen < 1 ) continue;
 658
 659                             i_duration = ParseTime(psz_backup, i_strlen);
 660                         }
 661                         else continue;
 662                     }
 663                     else continue;
 664                 }
 665                 if( ( psz_parse = strcasestr( psz_parse, ">" ) ) )
 666                     psz_parse++;
 667                 else continue;
 668             }
 669             else if( !strncasecmp( psz_parse, "</ASX", 5 ) )
 670             {
 671                 if( psz_title_asx ) input_item_SetTitle( p_current_input, psz_title_asx );
 672                 if( psz_artist_asx ) input_item_SetArtist( p_current_input, psz_artist_asx );
 673                 if( psz_copyright_asx ) input_item_SetCopyright( p_current_input, psz_copyright_asx );
 674                 if( psz_moreinfo_asx ) input_item_SetURL( p_current_input, psz_moreinfo_asx );
 675                 if( psz_abstract_asx ) input_item_SetDescription( p_current_input, psz_abstract_asx );
 676                 FREENULL( psz_base_asx );
 677                 FREENULL( psz_title_asx );
 678                 FREENULL( psz_artist_asx );
 679                 FREENULL( psz_copyright_asx );
 680                 FREENULL( psz_moreinfo_asx );
 681                 FREENULL( psz_abstract_asx );
 682                 psz_parse++;
 683             }
 684             else psz_parse++;
 685         }
 686 #if 0
 687 /* FIXME Unsupported elements */
 688             PARAM
 689             EVENT
 690             REPEAT
 691             ENDMARK
 692             STARTMARK
 693 #endif
 694     }
 695     HANDLE_PLAY_AND_RELEASE;
 696     return 0; /* Needed for correct operation of go back */
 697 }
 698
 699 static int Control( demux_t *p_demux, int i_query, va_list args )
 700 {
 701     VLC_UNUSED(p_demux); VLC_UNUSED(i_query); VLC_UNUSED(args);
 702     return VLC_EGENERIC;
 703 }