851   if(vf->ready_state!=PARTOPEN)return OV_EINVAL;  in ov_test_open()
875   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_bitrate()
876   if(i>=vf->links)return OV_EINVAL;  in ov_bitrate()
916   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_bitrate_instant()
941   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_raw_total()
942   if(!vf->seekable || i>=vf->links)return OV_EINVAL;  in ov_raw_total()
960   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_pcm_total()
961   if(!vf->seekable || i>=vf->links)return OV_EINVAL;  in ov_pcm_total()
979   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_time_total()
980   if(!vf->seekable || i>=vf->links)return OV_EINVAL;  in ov_time_total()
1004   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_raw_seek()
1008   if(pos<0 || pos>vf->end)return OV_EINVAL;  in ov_raw_seek()
1160   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_pcm_seek_page()
1162   if(pos<0 || pos>total)return OV_EINVAL;  in ov_pcm_seek_page()
1436   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_time_seek()
1438   if(milliseconds<0 || milliseconds>time_total)return OV_EINVAL;  in ov_time_seek()
1466   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_time_seek_page()
1468   if(milliseconds<0 || milliseconds>time_total)return OV_EINVAL;  in ov_time_seek_page()
1490   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_raw_tell()
1496   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_pcm_tell()
1506   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_time_tell()
1585   if(vf->ready_state<OPENED)return OV_EINVAL;  in ov_read()