diff options
Diffstat (limited to 'util/dvbscan/dvbscan.h')
| -rw-r--r-- | util/dvbscan/dvbscan.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/util/dvbscan/dvbscan.h b/util/dvbscan/dvbscan.h new file mode 100644 index 0000000..ddf61cf --- /dev/null +++ b/util/dvbscan/dvbscan.h @@ -0,0 +1,136 @@ +/* + dvbscan utility + + Copyright (C) 2006 Andrew de Quincey (adq_dvb@lidskialf.net) + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#ifndef DVBSCAN_H +#define DVBSCAN_H 1 + +#include <libdvbapi/dvbfe.h> +#include <libdvbsec/dvbsec_api.h> +#include <libucsi/types.h> + +/** + * A stream which is part of a service. + */ +struct stream +{ + uint8_t stream_type; + iso639lang_t language; + + struct stream *next; +}; + +/** + * A service (programme) which is part of a transponder. + */ +struct service +{ + /** + * Service identification stuff. Strings are in UTF-8. + */ + uint16_t service_id; + char *provider_name; + char *service_name; + + /** + * Pids common to the whole service. + */ + uint16_t pmt_pid; + uint16_t pcr_pid; + + /** + * CA stuff. + */ + uint16_t *ca_ids; + uint32_t ca_ids_count; + uint8_t is_scrambled; + + /** + * BBC channel number (-1 if unknown). + */ + int bbc_channel_number; + + /** + * Streams composing this service. + */ + struct stream *streams; + struct stream *streams_end; + + /** + * Next service in list. + */ + struct service *next; +}; + +/** + * A collection of multiplexed services. + */ +struct transponder +{ + /** + * we need to have a seperate list of frequencies since the + * DVB standard allows a frequency list descriptor of alternate + * frequencies to be supplied. + */ + uint32_t *frequencies; + uint32_t frequency_count; + + /** + * The rest of the tuning parameters. + */ + struct dvbfe_parameters params; + + /** + * DVBS specific parameters + */ + enum dvbsec_diseqc_polarization polarization; + int oribital_position; + + /** + * Numerical IDs + */ + uint16_t network_id; + uint16_t original_network_id; + uint16_t transport_stream_id; + + /** + * Services detected on this transponder. + */ + struct service *services; + struct service *services_end; + + /** + * Next item in list. + */ + struct transponder *next; +}; + +extern void append_transponder(struct transponder *t, struct transponder **tlist, struct transponder **tlist_end); +extern struct transponder *new_transponder(void); +extern void free_transponder(struct transponder *t); +extern int seen_transponder(struct transponder *t, struct transponder *checklist); +extern void add_frequency(struct transponder *t, uint32_t frequency); +extern struct transponder *first_transponder(struct transponder **tlist, struct transponder **tlist_end); + +extern int create_section_filter(int adapter, int demux, uint16_t pid, uint8_t table_id); +extern void dvbscan_scan_dvb(struct dvbfe_handle *fe); +extern void dvbscan_scan_atsc(struct dvbfe_handle *fe); + +#endif |