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87 lines
2.9 KiB
C
87 lines
2.9 KiB
C
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/* GStreamer
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* Copyright (C) 2005 Andy Wingo <wingo@pobox.com>
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* Copyright (C) 2015 Sebastian Dröge <sebastian@centricular.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifndef __GST_NTP_PACKET_H__
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#define __GST_NTP_PACKET_H__
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#include <gst/gst.h>
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#include <gio/gio.h>
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G_BEGIN_DECLS
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/**
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* GST_NTP_PACKET_SIZE:
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*
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* The size of the packets sent between NTP clocks.
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*/
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#define GST_NTP_PACKET_SIZE 48
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typedef struct _GstNtpPacket GstNtpPacket;
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/**
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* GstNtpPacket:
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* @origin_time: the time the client packet was sent for the server
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* @receive_time: the time the client packet was received
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* @transmit_time: the time the packet was sent
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* @poll_interval: maximum poll interval
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*
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* Content of a #GstNtpPacket.
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*/
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struct _GstNtpPacket {
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GstClockTime origin_time;
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GstClockTime receive_time;
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GstClockTime transmit_time;
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GstClockTime poll_interval;
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};
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GType gst_ntp_packet_get_type(void) G_GNUC_INTERNAL;
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enum {
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GST_NTP_ERROR_WRONG_VERSION,
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GST_NTP_ERROR_KOD_DENY,
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GST_NTP_ERROR_KOD_RATE,
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GST_NTP_ERROR_KOD_UNKNOWN
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};
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GQuark gst_ntp_error_quark (void) G_GNUC_INTERNAL;
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#define GST_NTP_ERROR (gst_ntp_error_quark ())
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GstNtpPacket* gst_ntp_packet_new (const guint8 *buffer,
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GError ** error) G_GNUC_INTERNAL;
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GstNtpPacket* gst_ntp_packet_copy (const GstNtpPacket *packet) G_GNUC_INTERNAL;
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void gst_ntp_packet_free (GstNtpPacket *packet) G_GNUC_INTERNAL;
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guint8* gst_ntp_packet_serialize (const GstNtpPacket *packet) G_GNUC_INTERNAL;
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GstNtpPacket* gst_ntp_packet_receive (GSocket * socket,
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GSocketAddress ** src_address,
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GError ** error) G_GNUC_INTERNAL;
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gboolean gst_ntp_packet_send (const GstNtpPacket * packet,
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GSocket * socket,
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GSocketAddress * dest_address,
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GError ** error) G_GNUC_INTERNAL;
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G_END_DECLS
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#endif /* __GST_NET_TIME_PACKET_H__ */
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