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/*
en50221 encoder An implementation for libdvb
an implementation for the en50221 transport layer
Copyright (C) 2004, 2005 Manu Abraham (manu@kromtek.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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef __EN50221_APPLICATION_epg_H__
#define __EN50221_APPLICATION_epg_H__
#ifdef __cplusplus
extern "C"
{
#endif
#include <stdlib.h>
#include <stdint.h>
#include <libdvben50221/en50221_app_utils.h>
#define EPG_COMMAND_ID_MMI 0x02
#define EPG_COMMAND_ID_QUERY 0x03
#define EPG_EVENTSTATUS_ENTITLEMENT_UNKNOWN 0x00
#define EPG_EVENTSTATUS_ENTITLEMENT_AVAILABLE 0x01
#define EPG_EVENTSTATUS_ENTITLEMENT_NOT_AVAILABLE 0x02
#define EPG_EVENTSTATUS_MMI_DIALOGUE_REQUIRED 0x03
#define EPG_EVENTSTATUS_MMI_COMPLETE_UNKNOWN 0x04
#define EPG_EVENTSTATUS_MMI_COMPLETE_AVAILABLE 0x05
#define EPG_EVENTSTATUS_MMI_COMPLETE_NOT_AVAILABLE 0x06
#define EN50221_APP_EPG_RESOURCEID(INSTANCE_NUM) MKRID(120,(INSTANCE_NUM),1)
/**
* Type definition for reply - called when we receive an EPG reply from a CAM.
*
* @param arg Private argument.
* @param slot_id Slot id concerned.
* @param session_number Session number concerned.
* @param event_status One of the EPG_EVENTSTATUS_* values.
* @return 0 on success, -1 on failure.
*/
typedef int (*en50221_app_epg_reply_callback)(void *arg, uint8_t slot_id, uint16_t session_number,
uint8_t event_status);
/**
* Opaque type representing a epg resource.
*/
typedef void *en50221_app_epg;
/**
* Create an instance of the epg resource.
*
* @param funcs Send functions to use.
* @return Instance, or NULL on failure.
*/
extern en50221_app_epg en50221_app_epg_create(struct en50221_app_send_functions *funcs);
/**
* Destroy an instance of the epg resource.
*
* @param epg Instance to destroy.
*/
extern void en50221_app_epg_destroy(en50221_app_epg epg);
/**
* Register the callback for when we receive a enquiry response.
*
* @param epg epg 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_epg_register_reply_callback(en50221_app_epg epg,
en50221_app_epg_reply_callback callback, void *arg);
/**
* Enquire about the entitlement status for an EPG entry.
*
* @param epg epg resource instance.
* @param session_number Session number to send it on.
* @param command_id One of the EPG_COMMAND_ID_* fields.
* @param network_id Network ID concerned.
* @param original_network_id Original network ID concerned.
* @param transport_stream_id Transport stream ID concerned.
* @param service_id Service ID concerned.
* @param event_id Event ID concerned.
* @return 0 on success, -1 on failure.
*/
extern int en50221_app_epg_enquire(en50221_app_epg epg,
uint16_t session_number,
uint8_t command_id,
uint16_t network_id,
uint16_t original_network_id,
uint16_t transport_stream_id,
uint16_t service_id,
uint16_t event_id);
/**
* Pass data received for this resource into it for parsing.
*
* @param epg epg 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_epg_message(en50221_app_epg epg,
uint8_t slot_id,
uint16_t session_number,
uint32_t resource_id,
uint8_t *data, uint32_t data_length);
#ifdef __cplusplus
}
#endif
#endif
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