Chris Conroy brought support for RTSP transfers, and with it comes 8(!) new

libcurl options for controlling what to get and how to receive posssibly
interleaved RTP data. Initial commit.

1 files changed, 77 insertions, 0 deletions

diff --git a/lib/rtsp.h b/lib/rtsp.h
new file mode 100644
index 000000000..dcc8d392e
--- /dev/null
+++ b/lib/rtsp.h
@@ -0,0 +1,77 @@
+#ifndef __RTSP_H_
+#define __RTSP_H_
+
+/***************************************************************************
+ *                                  _   _ ____  _
+ *  Project                     ___| | | |  _ \| |
+ *                             / __| | | | |_) | |
+ *                            | (__| |_| |  _ <| |___
+ *                             \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 1998 - 2010, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at http://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ * $Id$
+ ***************************************************************************/
+#ifndef CURL_DISABLE_RTSP
+
+
+extern const struct Curl_handler Curl_handler_rtsp;
+
+/*
+ * RTSP Connection data
+ *
+ * Currently, only used for tracking incomplete RTP data reads
+ */
+struct rtsp_conn {
+  char *rtp_buf;
+  ssize_t rtp_bufsize;
+  int rtp_channel;
+};
+
+/****************************************************************************
+ * RTSP unique setup
+ ***************************************************************************/
+struct RTSP {
+  /*
+   * http_wrapper MUST be the first element of this structure for the wrap
+   * logic to work. In this way, we get a cheap polymorphism because
+   * &(data->state.proto.rtsp) == &(data->state.proto.http) per the C spec
+   *
+   * HTTP functions can safely treat this as an HTTP struct, but RTSP aware
+   * functions can also index into the later elements.
+   */
+  struct HTTP http_wrapper; /*wrap HTTP to do the heavy lifting */
+
+  long CSeq_sent; /* CSeq of this request */
+  long CSeq_recv; /* CSeq received */
+};
+
+
+CURLcode Curl_rtsp_rtp_readwrite(struct SessionHandle *data,
+                                 struct connectdata *conn,
+                                 ssize_t *nread,
+                                 bool *readmore,
+                                 bool *done);
+
+
+/* protocol-specific functions set up to be called by the main engine */
+CURLcode Curl_rtsp(struct connectdata *conn, bool *done);
+CURLcode Curl_rtsp_done(struct connectdata *conn, CURLcode, bool premature);
+CURLcode Curl_rtsp_connect(struct connectdata *conn, bool *done);
+CURLcode Curl_rtsp_disconnect(struct connectdata *conn);
+
+CURLcode Curl_rtsp_parseheader(struct connectdata *conn, char *header);
+
+#endif /* CURL_DISABLE_RTSP */
+#endif /* __RTSP_H_ */