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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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b2d0795185
The GCM support in libsrtp have been there for a while and it can be useful for some applications. Fixes https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/issues/913
105 lines
4.1 KiB
C
105 lines
4.1 KiB
C
/*
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* GStreamer - GStreamer SRTP encoder
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*
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* Copyright 2011-2013 Collabora Ltd.
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* @author: Olivier Crete <olivier.crete@collabora.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Alternatively, the contents of this file may be used under the
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* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
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* which case the following provisions apply instead of the ones
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* mentioned above:
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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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_SRTP_H__
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#define __GST_SRTP_H__
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#include "gstsrtpenums.h"
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#include "gstsrtp-enumtypes.h"
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#include <gst/gst.h>
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#ifdef HAVE_SRTP2
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# include <srtp2/srtp.h>
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# include <srtp2/crypto_types.h>
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#else
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# include <srtp/srtp.h>
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# include <srtp/srtp_priv.h>
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# include <srtp/crypto_types.h>
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# define srtp_crypto_policy_t crypto_policy_t
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# define SRTP_AES_ICM_128 AES_ICM
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# define SRTP_AES_ICM_256 AES_ICM
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# define SRTP_AES_GCM_128 AES_128_GCM
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# define SRTP_AES_GCM_256 AES_256_GCM
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# define SRTP_NULL_CIPHER NULL_CIPHER
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# define SRTP_AES_ICM_128_KEY_LEN_WSALT 30
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# define SRTP_AES_ICM_256_KEY_LEN_WSALT 46
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# define SRTP_AES_GCM_128_KEY_LEN_WSALT AES_128_GCM_KEYSIZE_WSALT
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# define SRTP_AES_GCM_256_KEY_LEN_WSALT AES_256_GCM_KEYSIZE_WSALT
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# define SRTP_HMAC_SHA1 HMAC_SHA1
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# define SRTP_NULL_AUTH NULL_AUTH
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# define srtp_err_status_t err_status_t
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# define srtp_err_status_ok err_status_ok
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# define srtp_err_status_bad_param err_status_bad_param
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# define srtp_err_status_replay_fail err_status_replay_fail
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# define srtp_err_status_key_expired err_status_key_expired
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# define srtp_err_status_auth_fail err_status_auth_fail
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# define srtp_err_status_cipher_fail err_status_cipher_fail
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# define srtp_err_status_fail err_status_fail
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srtp_err_status_t srtp_set_stream_roc (srtp_t session, guint32 ssrc,
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guint32 roc);
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srtp_err_status_t srtp_get_stream_roc (srtp_t session, guint32 ssrc,
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guint32 * roc);
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#endif
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void gst_srtp_init_event_reporter (void);
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gboolean gst_srtp_get_soft_limit_reached (void);
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gboolean rtcp_buffer_get_ssrc (GstBuffer * buf, guint32 * ssrc);
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const gchar *enum_nick_from_value (GType enum_gtype, gint value);
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gint enum_value_from_nick (GType enum_gtype, const gchar *nick);
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void set_crypto_policy_cipher_auth (GstSrtpCipherType cipher,
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GstSrtpAuthType auth, srtp_crypto_policy_t * policy);
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guint cipher_key_size (GstSrtpCipherType cipher);
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#endif /* __GST_SRTP_H__ */
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