Squashed 'third_party/rawrtc/usrsctp/' content from commit bd1a92db3
Change-Id: If227cd6edd3243ac26044056b7427ae5bca71ef8
git-subtree-dir: third_party/rawrtc/usrsctp
git-subtree-split: bd1a92db338ba1e57453637959a127032bb566ff
diff --git a/programs/datachan.h b/programs/datachan.h
new file mode 100644
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--- /dev/null
+++ b/programs/datachan.h
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+/*
+ * Copyright (C) 2012-2015 Michael Tuexen
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the project nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef DATACHAN_H
+
+#define DATA_CHANNEL_PPID_CONTROL 1
+#define DATA_CHANNEL_PPID_DOMSTRING 2
+#define DATA_CHANNEL_PPID_BINARY 3
+
+struct rtcweb_datachannel_msg {
+ uint8_t msg_type;
+ uint8_t channel_type;
+ uint16_t flags;
+ uint16_t reverse_stream;
+ uint16_t reliability_params;
+ /* msg_type_data follows */
+} SCTP_PACKED;
+
+/* msg_type values: */
+#define DATA_CHANNEL_OPEN 0
+#define DATA_CHANNEL_OPEN_RESPONSE 1
+
+/* channel_type values: */
+#define DATA_CHANNEL_RELIABLE 0
+#define DATA_CHANNEL_RELIABLE_STREAM 1
+#define DATA_CHANNEL_UNRELIABLE 2
+#define DATA_CHANNEL_PARTIAL_RELIABLE_REXMIT 3
+#define DATA_CHANNEL_PARTIAL_RELIABLE_TIMED 4
+
+/* flags values: */
+#define DATA_CHANNEL_FLAG_OUT_OF_ORDER_ALLOWED 0x0001
+/* all other bits reserved and should be set to 0 */
+
+/* msg_type_data contains: */
+/*
+ for DATA_CHANNEL_OPEN:
+ a DOMString label for the data channel
+ for DATA_CHANNEL_OPEN_RESPONSE:
+ a 16-bit value for errors or 0 for no error
+*/
+
+#define ERR_DATA_CHANNEL_ALREADY_OPEN 0
+#define ERR_DATA_CHANNEL_NONE_AVAILABLE 1
+
+#endif