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137 lines
4.7 KiB
137 lines
4.7 KiB
/*
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en50221 encoder An implementation for libdvb
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an implementation for the en50221 transport layer
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Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.com)
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Copyright (C) 2005 Julian Scheel (julian at jusst dot de)
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Copyright (C) 2006 Andrew de Quincey (adq_dvb@lidskialf.net)
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This library is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of
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the License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef __EN50221_APPLICATION_epg_H__
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#define __EN50221_APPLICATION_epg_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include <stdlib.h>
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#include <stdint.h>
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#include <libdvben50221/en50221_app_utils.h>
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#define EPG_COMMAND_ID_MMI 0x02
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#define EPG_COMMAND_ID_QUERY 0x03
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#define EPG_EVENTSTATUS_ENTITLEMENT_UNKNOWN 0x00
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#define EPG_EVENTSTATUS_ENTITLEMENT_AVAILABLE 0x01
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#define EPG_EVENTSTATUS_ENTITLEMENT_NOT_AVAILABLE 0x02
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#define EPG_EVENTSTATUS_MMI_DIALOGUE_REQUIRED 0x03
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#define EPG_EVENTSTATUS_MMI_COMPLETE_UNKNOWN 0x04
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#define EPG_EVENTSTATUS_MMI_COMPLETE_AVAILABLE 0x05
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#define EPG_EVENTSTATUS_MMI_COMPLETE_NOT_AVAILABLE 0x06
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#define EN50221_APP_EPG_RESOURCEID(INSTANCE_NUM) MKRID(120,(INSTANCE_NUM),1)
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/**
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* Type definition for reply - called when we receive an EPG reply from a CAM.
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*
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* @param arg Private argument.
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* @param slot_id Slot id concerned.
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* @param session_number Session number concerned.
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* @param event_status One of the EPG_EVENTSTATUS_* values.
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* @return 0 on success, -1 on failure.
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*/
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typedef int (*en50221_app_epg_reply_callback)(void *arg, uint8_t slot_id, uint16_t session_number,
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uint8_t event_status);
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/**
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* Opaque type representing a epg resource.
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*/
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typedef void *en50221_app_epg;
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/**
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* Create an instance of the epg resource.
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*
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* @param funcs Send functions to use.
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* @return Instance, or NULL on failure.
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*/
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extern en50221_app_epg en50221_app_epg_create(struct en50221_app_send_functions *funcs);
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/**
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* Destroy an instance of the epg resource.
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*
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* @param epg Instance to destroy.
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*/
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extern void en50221_app_epg_destroy(en50221_app_epg epg);
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/**
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* Register the callback for when we receive a enquiry response.
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*
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* @param epg epg resource instance.
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* @param callback The callback. Set to NULL to remove the callback completely.
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* @param arg Private data passed as arg0 of the callback.
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*/
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extern void en50221_app_epg_register_reply_callback(en50221_app_epg epg,
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en50221_app_epg_reply_callback callback, void *arg);
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/**
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* Enquire about the entitlement status for an EPG entry.
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*
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* @param epg epg resource instance.
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* @param session_number Session number to send it on.
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* @param command_id One of the EPG_COMMAND_ID_* fields.
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* @param network_id Network ID concerned.
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* @param original_network_id Original network ID concerned.
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* @param transport_stream_id Transport stream ID concerned.
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* @param service_id Service ID concerned.
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* @param event_id Event ID concerned.
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* @return 0 on success, -1 on failure.
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*/
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extern int en50221_app_epg_enquire(en50221_app_epg epg,
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uint16_t session_number,
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uint8_t command_id,
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uint16_t network_id,
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uint16_t original_network_id,
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uint16_t transport_stream_id,
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uint16_t service_id,
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uint16_t event_id);
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/**
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* Pass data received for this resource into it for parsing.
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*
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* @param epg epg instance.
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* @param slot_id Slot ID concerned.
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* @param session_number Session number concerned.
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* @param resource_id Resource ID concerned.
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* @param data The data.
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* @param data_length Length of data in bytes.
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* @return 0 on success, -1 on failure.
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*/
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extern int en50221_app_epg_message(en50221_app_epg epg,
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uint8_t slot_id,
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uint16_t session_number,
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uint32_t resource_id,
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uint8_t *data, uint32_t data_length);
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#ifdef __cplusplus
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}
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#endif
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#endif
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