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author | Mark Purcell <msp@debian.org> | 2008-06-22 11:00:40 +1000 |
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committer | etobi <git@e-tobi.net> | 2013-09-03 09:48:42 +0200 |
commit | 891c51ff368ed700dec6025eeb47ce4d96f76418 (patch) | |
tree | 3729664829e4faa691d403274f38eb10890b533c /lib/libdvben50221/en50221_app_datetime.h | |
parent | 1c6e1f28f54ec2606c23936c1d8689f2be55a86c (diff) | |
parent | ab959d7b4194715870128e616b8e29d4a101e488 (diff) | |
download | linux-dvb-apps-a966623153d5c69ef156542.tar.gz |
Imported Debian patch 1.1.1+rev1207-1debian/1.1.1+rev1207-1
Diffstat (limited to 'lib/libdvben50221/en50221_app_datetime.h')
-rw-r--r-- | lib/libdvben50221/en50221_app_datetime.h | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/lib/libdvben50221/en50221_app_datetime.h b/lib/libdvben50221/en50221_app_datetime.h new file mode 100644 index 0000000..4660630 --- /dev/null +++ b/lib/libdvben50221/en50221_app_datetime.h @@ -0,0 +1,119 @@ +/* + 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_DATETIME_H__ +#define __EN50221_APPLICATION_DATETIME_H__ + +#ifdef __cplusplus +extern "C" { +#endif + +#include <stdlib.h> +#include <stdint.h> +#include <libdvben50221/en50221_app_utils.h> + +#define EN50221_APP_DATETIME_RESOURCEID MKRID(36,1,1) + +/** + * Type definition for enquiry - called when we receive a date/time enquiry from a CAM. + * + * @param arg Private argument. + * @param slot_id Slot id concerned. + * @param session_number Session number concerned. + * @param response_interval Response interval requested by CAM. + * @return 0 on success, -1 on failure. + */ +typedef int (*en50221_app_datetime_enquiry_callback) (void *arg, + uint8_t slot_id, + uint16_t session_number, + uint8_t response_interval); + +/** + * Opaque type representing a datetime resource. + */ +struct en50221_app_datetime; + +/** + * Create an instance of the datetime resource. + * + * @param funcs Send functions to use. + * @return Instance, or NULL on failure. + */ +extern struct en50221_app_datetime + *en50221_app_datetime_create(struct en50221_app_send_functions *funcs); + +/** + * Destroy an instance of the datetime resource. + * + * @param datetime Instance to destroy. + */ +extern void en50221_app_datetime_destroy(struct en50221_app_datetime *datetime); + +/** + * Register the callback for when we receive a enquiry request. + * + * @param datetime datetime 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_datetime_register_enquiry_callback(struct en50221_app_datetime *datetime, + en50221_app_datetime_enquiry_callback callback, + void *arg); + +/** + * Send the time to the CAM. + * + * @param datetime datetime resource instance. + * @param session_number Session number to send it on. + * @param utc_time UTC time in unix time format. + * @param time_offset If -1, the field will not be transmitted, otherwise it is the offset between + * UTC and local time in minutes. + * @return 0 on success, -1 on failure. + */ +extern int en50221_app_datetime_send(struct en50221_app_datetime *datetime, + uint16_t session_number, + time_t utc_time, + int time_offset); + +/** + * Pass data received for this resource into it for parsing. + * + * @param datetime datetime 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_datetime_message(struct en50221_app_datetime *datetime, + uint8_t slot_id, + uint16_t session_number, + uint32_t resource_id, + uint8_t *data, + uint32_t data_length); + +#ifdef __cplusplus +} +#endif +#endif |