add rtc http request and response, exchange sdp.

trunk/src/app/srs_app_rtc_udp.hpp

@@ -0,0 +1,52 @@
+/**
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2013-2020 Winlin
+ *
+ * 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.
+ */
+
+#ifndef SRS_APP_RTC_UDP_HPP
+#define SRS_APP_RTC_UDP_HPP
+
+#include <srs_core.hpp>
+
+struct sockaddr;
+#include <string>
+#include <map>
+
+#include <srs_app_st.hpp>
+#include <srs_kernel_ts.hpp>
+#include <srs_app_listener.hpp>
+
+// The rtc over udp stream receiver
+class SrsRtcOverUdp : virtual public ISrsUdpHandler
+{
+private:
+public:
+    SrsRtcOverUdp();
+    virtual ~SrsRtcOverUdp();
+// Interface ISrsUdpHandler
+public:
+    virtual srs_error_t on_udp_packet(const sockaddr* from, const int fromlen, char* buf, int nb_buf);
+private:
+    virtual srs_error_t on_udp_bytes(std::string host, int port, char* buf, int nb_buf);
+};
+
+#endif
+