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Diffstat (limited to 'lib/libdvben50221/en50221_app_dvb.h')
| -rw-r--r-- | lib/libdvben50221/en50221_app_dvb.h | 176 |
1 files changed, 176 insertions, 0 deletions
diff --git a/lib/libdvben50221/en50221_app_dvb.h b/lib/libdvben50221/en50221_app_dvb.h new file mode 100644 index 0000000..be74e6b --- /dev/null +++ b/lib/libdvben50221/en50221_app_dvb.h @@ -0,0 +1,176 @@ +/* + en50221 encoder An implementation for libdvb + an implementation for the en50221 transport layer + + Copyright (C) 2004, 2005 Manu Abraham <abraham.manu@gmail.com> + Copyright (C) 2005 Julian Scheel (julian at jusst dot de) + Copyright (C) 2006 Andrew de Quincey (adq_dvb@lidskialf.net) + + This library is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as + published by the Free Software Foundation; either version 2.1 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 Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with this library; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA +*/ + +#ifndef __EN50221_APPLICATION_DVB_H__ +#define __EN50221_APPLICATION_DVB_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdlib.h> +#include <stdint.h> +#include <libdvben50221/en50221_app_utils.h> + +#define EN50221_APP_DVB_RESOURCEID MKRID(32,1,1) + + +/** + * Type definition for tune - called when we receive a tune request from a CAM. + * + * @param arg Private argument. + * @param slot_id Slot id concerned. + * @param session_number Session number concerned. + * @param network_id Network id requested by CAM. + * @param original_network_id Original Network id requested by CAM. + * @param transport_stream_id Transport stream id requested by CAM. + * @param service_id Service id requested by CAM. + * @return 0 on success, -1 on failure. + */ +typedef int (*en50221_app_dvb_tune_callback) (void *arg, + uint8_t slot_id, + uint16_t session_number, + uint16_t network_id, + uint32_t original_network_id, + uint16_t transport_stream_id, + uint16_t service_id); + +/** + * Type definition for replace - called when we receive a replace request from a CAM. + * + * @param arg Private argument. + * @param slot_id Slot id concerned. + * @param session_number Session number concerned. + * @param replacement_ref Replacement ref. + * @param replaced_pid PID to replace. + * @param replacement_pid PID to replace it with. + * @return 0 on success, -1 on failure. + */ +typedef int (*en50221_app_dvb_replace_callback) (void *arg, + uint8_t slot_id, + uint16_t session_number, + uint8_t replacement_ref, + uint16_t replaced_pid, + uint16_t replacement_pid); + + +/** + * Type definition for clear_replace - called when we receive a clear_replace request from a CAM. + * + * @param arg Private argument. + * @param slot_id Slot id concerned. + * @param session_number Session number concerned. + * @param replacement_ref Replacement ref. + * @return 0 on success, -1 on failure. + */ +typedef int (*en50221_app_dvb_clear_replace_callback) (void *arg, + uint8_t slot_id, + uint16_t session_number, + uint8_t replacement_ref); + + +/** + * Opaque type representing a dvb resource. + */ +struct en50221_app_dvb; + +/** + * Create an instance of the dvb resource. + * + * @param funcs Send functions to use. + * @return Instance, or NULL on failure. + */ +extern struct en50221_app_dvb *en50221_app_dvb_create(struct en50221_app_send_functions *funcs); + +/** + * Destroy an instance of the dvb resource. + * + * @param dvb Instance to destroy. + */ +extern void en50221_app_dvb_destroy(struct en50221_app_dvb *dvb); + +/** + * Register the callback for when we receive a tune request. + * + * @param dvb DVB resource instance. + * @param callback The callback. Set to NULL to remove the callback completely. + * @param arg Private data passed as arg0 of the callback. + */ +extern void en50221_app_dvb_register_tune_callback(struct en50221_app_dvb *dvb, + en50221_app_dvb_tune_callback callback, + void *arg); + +/** + * Register the callback for when we receive a replace request. + * + * @param dvb DVB resource instance. + * @param callback The callback. Set to NULL to remove the callback completely. + * @param arg Private data passed as arg0 of the callback. + */ +extern void en50221_app_dvb_register_replace_callback(struct en50221_app_dvb *dvb, + en50221_app_dvb_replace_callback callback, + void *arg); + +/** + * Register the callback for when we receive a clear replace request. + * + * @param dvb DVB resource instance. + * @param callback The callback. Set to NULL to remove the callback completely. + * @param arg Private data passed as arg0 of the callback. + */ +extern void en50221_app_dvb_register_clear_replace_callback(struct en50221_app_dvb *dvb, + en50221_app_dvb_clear_replace_callback callback, + void *arg); + +/** + * Send an ask release request to the CAM. + * + * @param dvb DVB resource instance. + * @param session_number Session number to send it on. + * @return 0 on success, -1 on failure. + */ +extern int en50221_app_dvb_ask_release(struct en50221_app_dvb *dvb, + uint16_t session_number); + +/** + * Pass data received for this resource into it for parsing. + * + * @param dvb dvb instance. + * @param slot_id Slot ID concerned. + * @param session_number Session number concerned. + * @param resource_id Resource ID concerned. + * @param data The data. + * @param data_length Length of data in bytes. + * @return 0 on success, -1 on failure. + */ +extern int en50221_app_dvb_message(struct en50221_app_dvb *dvb, + uint8_t slot_id, + uint16_t session_number, + uint32_t resource_id, + uint8_t *data, + uint32_t data_length); + +#ifdef __cplusplus +} +#endif +#endif |