Support urlencoded http authentication credentials

It should be possible to specify usernames in http requests containing
urlencoded characters. This patch adds support for decoding the auth
strings.

Signed-off-by: Antti Seppälä <a.seppala@gmail.com>
Signed-off-by: Martin Storsjö <martin@martin.st>

1 files changed, 35 insertions, 0 deletions

diff --git a/libavformat/urldecode.h b/libavformat/urldecode.h
new file mode 100644
index 0000000000..b43f319c9e
--- /dev/null
+++ b/libavformat/urldecode.h
@@ -0,0 +1,35 @@
+/*
+ * This file is part of Libav.
+ *
+ * Libav 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.
+ *
+ * Libav 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 Libav; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef AVFORMAT_URLDECODE_H
+#define AVFORMAT_URLDECODE_H
+
+/**
+ * Decodes an URL from its percent-encoded form back into normal
+ * representation. This function returns the decoded URL in a string.
+ * The URL to be decoded does not necessarily have to be encoded but
+ * in that case the original string is duplicated.
+ *
+ * @param url a string to be decoded.
+ * @return new string with the URL decoded or NULL if decoding failed.
+ * Note that the returned string should be explicitly freed when not
+ * used anymore.
+ */
+char *ff_urldecode(const char *url);
+
+#endif /* AVFORMAT_URLDECODE_H */