mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-23 16:50:47 +00:00
104 lines
3.5 KiB
C
104 lines
3.5 KiB
C
/*
|
|
* GStreamer gstreamer-aeshelper
|
|
*
|
|
* Copyright, LCC (C) 2015 RidgeRun, LCC <carsten.behling@ridgerun.com>
|
|
* Copyright, 2020 Nice, Contact: Rabindra Harlalka <Rabindra.Harlalka@nice.com>
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a
|
|
* copy of this software and associated documentation files (the "Software"),
|
|
* to deal in the Software without restriction, including without limitation
|
|
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
|
|
* and/or sell copies of the Software, and to permit persons to whom the
|
|
* Software is furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
|
|
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
|
|
* DEALINGS IN THE SOFTWARE.
|
|
*
|
|
* Alternatively, the contents of this file may be used under the
|
|
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
|
|
* which case the following provisions apply instead of the ones
|
|
* mentioned above:
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Library General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2 of the License, or (at your option) any later version.
|
|
*
|
|
* This library 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
|
|
* Library General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Library General Public
|
|
* License along with this library; if not, write to the
|
|
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
* Boston, MA 02110-1335, USA.
|
|
*/
|
|
|
|
#ifndef __GST_AES_HELPER_H__
|
|
#define __GST_AES_HELPER_H__
|
|
|
|
#include <gst/gst.h>
|
|
#include <openssl/conf.h>
|
|
#include <openssl/evp.h>
|
|
#include <openssl/err.h>
|
|
|
|
/**
|
|
* GstAesCipher:
|
|
* @GST_AES_CIPHER_128_CBC: AES cipher with 128 bit key using CBC
|
|
* @GST_AES_CIPHER_256_CBC: AES cipher with 256 bit key using CBC
|
|
*
|
|
* Type of AES cipher to use
|
|
*
|
|
* Since: 1.20
|
|
*/
|
|
|
|
typedef enum {
|
|
GST_AES_CIPHER_128_CBC,
|
|
GST_AES_CIPHER_256_CBC
|
|
} GstAesCipher;
|
|
|
|
#define GST_AES_DEFAULT_SERIALIZE_IV FALSE
|
|
#define GST_AES_DEFAULT_KEY ""
|
|
#define GST_AES_DEFAULT_IV ""
|
|
#define GST_AES_DEFAULT_CIPHER_MODE GST_AES_CIPHER_128_CBC
|
|
#define GST_AES_PER_BUFFER_PADDING_DEFAULT TRUE
|
|
#define GST_AES_BLOCK_SIZE 16
|
|
/* only 128 or 256 bit key length is supported */
|
|
#define GST_AES_MAX_KEY_SIZE 32
|
|
|
|
enum
|
|
{
|
|
PROP_0,
|
|
PROP_CIPHER,
|
|
PROP_SERIALIZE_IV,
|
|
PROP_KEY,
|
|
PROP_IV,
|
|
PROP_PER_BUFFER_PADDING
|
|
};
|
|
|
|
G_BEGIN_DECLS
|
|
|
|
GType gst_aes_cipher_get_type (void);
|
|
#define GST_TYPE_AES_CIPHER (gst_aes_cipher_get_type ())
|
|
const gchar* gst_aes_cipher_enum_to_string (GstAesCipher cipher);
|
|
|
|
gchar
|
|
gst_aes_nibble_to_hex (gchar in);
|
|
gchar *
|
|
gst_aes_bytearray2hexstring (const guchar * in, gchar * const out,
|
|
const gushort len);
|
|
guint
|
|
gst_aes_hexstring2bytearray (GstElement * filter, const gchar * in,
|
|
guchar * out);
|
|
|
|
G_END_DECLS
|
|
#endif /* __GST_AES_HELPER_H__ */
|