348 static int _set_link_number(OggVorbis_File *vf,int link){  in _set_link_number()  argument
349   if(link != vf->current_link) _decode_clear(vf);  in _set_link_number()
351     _seek_helper(vf,vf->offsets[link]);  in _set_link_number()
352     ogg_stream_reset_serialno(vf->os,vf->serialnos[link]);  in _set_link_number()
353     vf->current_serialno=vf->serialnos[link];  in _set_link_number()
354     vf->current_link=link;  in _set_link_number()
360 static int _set_link_number_preserve_pos(OggVorbis_File *vf,int link){  in _set_link_number_preserve_pos()  argument
362   int ret=_set_link_number(vf,link);  in _set_link_number_preserve_pos()
365   if(pos<vf->offsets[link] || pos>=vf->offsets[link+1])  in _set_link_number_preserve_pos()
591 	      int link=(vf->seekable?vf->current_link:0);  in _fetch_and_process_packet()  local
607 	      if(vf->seekable && link>0)  in _fetch_and_process_packet()
608 		granulepos-=vf->pcmlengths[link*2];  in _fetch_and_process_packet()
617 	      for(i=0;i<link;i++)  in _fetch_and_process_packet()
672       int link,ret;  in _fetch_and_process_packet()  local
681 	  for(link=0;link<vf->links;link++)  in _fetch_and_process_packet()
682 	    if(vf->serialnos[link]==vf->current_serialno)break;  in _fetch_and_process_packet()
683 	  if(link==vf->links){  in _fetch_and_process_packet()
689 	  vf->current_link=link;  in _fetch_and_process_packet()
1064 	      int i,link=vf->current_link;  in ov_raw_seek()  local
1065 	      ogg_int64_t granulepos=op.granulepos-vf->pcmlengths[link*2];  in ov_raw_seek()
1068 	      for(i=0;i<link;i++)  in ov_raw_seek()
1099 	int link;  in ov_raw_seek()  local
1102 	for(link=0;link<vf->links;link++)  in ov_raw_seek()
1103 	  if(vf->serialnos[link]==vf->current_serialno)break;  in ov_raw_seek()
1104 	if(link==vf->links)  in ov_raw_seek()
1110 	  int ret=_set_link_number_preserve_pos(vf,link);  in ov_raw_seek()
1154   int link=-1;  in ov_pcm_seek_page()  local
1165   for(link=vf->links-1;link>=0;link--){  in ov_pcm_seek_page()
1166     total-=vf->pcmlengths[link*2+1];  in ov_pcm_seek_page()
1171   if(link!=vf->current_link){  in ov_pcm_seek_page()
1172     int ret=_set_link_number(vf,link);  in ov_pcm_seek_page()
1178   ogg_stream_reset_serialno(vf->os,vf->serialnos[link]);  in ov_pcm_seek_page()
1188     ogg_int64_t end=vf->offsets[link+1];  in ov_pcm_seek_page()
1189     ogg_int64_t begin=vf->offsets[link];  in ov_pcm_seek_page()
1190     ogg_int64_t begintime = vf->pcmlengths[link*2];  in ov_pcm_seek_page()
1191     ogg_int64_t endtime = vf->pcmlengths[link*2+1]+begintime;  in ov_pcm_seek_page()
1382 	int link,ret;  in ov_pcm_seek()  local
1385 	for(link=0;link<vf->links;link++)  in ov_pcm_seek()
1386 	  if(vf->serialnos[link]==vf->current_serialno)break;  in ov_pcm_seek()
1387 	if(link==vf->links){  in ov_pcm_seek()
1394 	vf->current_link=link;  in ov_pcm_seek()
1432   int link=-1;  in ov_time_seek()  local
1441   for(link=vf->links-1;link>=0;link--){  in ov_time_seek()
1442     pcm_total-=vf->pcmlengths[link*2+1];  in ov_time_seek()
1443     time_total-=ov_time_total(vf,link);  in ov_time_seek()
1449     int ret=_set_link_number(vf,link);  in ov_time_seek()
1462   int link=-1;  in ov_time_seek_page()  local
1471   for(link=vf->links-1;link>=0;link--){  in ov_time_seek_page()
1472     pcm_total-=vf->pcmlengths[link*2+1];  in ov_time_seek_page()
1473     time_total-=ov_time_total(vf,link);  in ov_time_seek_page()
1479     int ret=_set_link_number(vf,link);  in ov_time_seek_page()
1502   int link=0;  in ov_time_tell()  local
1512     for(link=vf->links-1;link>=0;link--){  in ov_time_tell()
1513       pcm_total-=vf->pcmlengths[link*2+1];  in ov_time_tell()
1514       time_total-=ov_time_total(vf,link);  in ov_time_tell()
1530 vorbis_info *ov_info(OggVorbis_File *vf,int link){  in ov_info()  argument
1532     if(link>=vf->links)return NULL;  in ov_info()
1533     if(link>=0){  in ov_info()
1534       int ret=_set_link_number_preserve_pos(vf,link);  in ov_info()
1542 vorbis_comment *ov_comment(OggVorbis_File *vf,int link){  in ov_comment()  argument
1544     if(link>=vf->links)return NULL;  in ov_comment()
1545     if(link>=0){  in ov_comment()
1546       int ret=_set_link_number_preserve_pos(vf,link);  in ov_comment()