gst_plugins_base/gst-libs/gst/rtsp/gstrtspbase64.c
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 16 Apr 2010 15:15:52 +0300
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Revision: 201011 Kit: 201015
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/* GStreamer
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 * Copyright (C) <2007> Mike Smith <msmith@xiph.org>
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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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/**
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 * SECTION:gstrtspbase64
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 * @short_description: Helper functions to handle Base64
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 *
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 * Last reviewed on 2007-07-24 (0.10.14)
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 */
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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 <string.h>
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#include "gstrtspbase64.h"
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/**
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 * gst_rtsp_base64_encode:
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 * @data: the binary data to encode
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 * @len: the length of @data
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 *
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 * Encode a sequence of binary data into its Base-64 stringified representation.
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 *
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 * Deprecated: Use g_base64_encode()
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 *
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 * Returns: a newly allocated, zero-terminated Base-64 encoded string
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 * representing @data.
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 */
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/* This isn't efficient, but it doesn't need to be */
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#ifndef GST_REMOVE_DEPRECATED
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gchar *
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gst_rtsp_base64_encode (const gchar * data, gsize len)
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{
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  return g_base64_encode ((const guchar *) data, len);
0
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}
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#endif
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/**
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 * gst_rtsp_base64_decode_ip:
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 * @data: the base64 encoded data
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 * @len: location for output length or NULL
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 *
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 * Decode the base64 string pointed to by @data in-place. When @len is not #NULL
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 * it will contain the length of the decoded data.
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 */
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/* FIXME: Deprecate this once we depend on GLib 2.20 and
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 * use g_base64_decode_inplace then.
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 */
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void
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gst_rtsp_base64_decode_ip (gchar * data, gsize * len)
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{
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  gint input_length, output_length, state = 0;
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  guint save = 0;
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  g_return_if_fail (data != NULL);
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  input_length = strlen (data);
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  g_return_if_fail (input_length > 1);
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  output_length =
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      g_base64_decode_step (data, input_length, (guchar *) data, &state, &save);
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  if (len)
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    *len = output_length;
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}