64 lines
2.2 KiB
C++
64 lines
2.2 KiB
C++
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#include <uvgrtp/lib.hh>
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#include <climits>
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#include <cstring>
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void thread_func(void)
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{
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/* See sending.cc for more details */
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uvg_rtp::context ctx;
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uvg_rtp::session *sess = ctx.create_session("127.0.0.1");
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/* Enable SRTP and use ZRTP to manage keys */
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unsigned flags = RCE_SRTP | RCE_SRTP_KMNGMNT_ZRTP;
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/* Keys creates using Diffie-Hellman mode */
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uvg_rtp::media_stream *recv1 = sess->create_stream(8889, 8888, RTP_FORMAT_GENERIC, flags);
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/* Keys created using Multistream mode */
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uvg_rtp::media_stream *recv2 = sess->create_stream(7778, 7777, RTP_FORMAT_GENERIC, flags);
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for (;;) {
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auto frame = recv1->pull_frame();
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fprintf(stderr, "Message: '%s'\n", frame->payload);
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(void)uvg_rtp::frame::dealloc_frame(frame);
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frame = recv2->pull_frame();
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fprintf(stderr, "Message: '%s'\n", frame->payload);
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(void)uvg_rtp::frame::dealloc_frame(frame);
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}
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}
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int main(void)
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{
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/* Create separate thread for the receiver
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*
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* Because we're using ZRTP for SRTP key management,
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* the receiver and sender must communicate with each other
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* before the actual media communication starts */
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new std::thread(thread_func);
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/* See sending.cc for more details */
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uvg_rtp::context ctx;
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uvg_rtp::session *sess = ctx.create_session("127.0.0.1");
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/* Enable SRTP and use ZRTP to manage keys */
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unsigned flags = RCE_SRTP | RCE_SRTP_KMNGMNT_ZRTP;
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/* Initialize ZRTP and negotiate the keys used to encrypt the media */
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uvg_rtp::media_stream *send1 = sess->create_stream(8888, 8889, RTP_FORMAT_GENERIC, flags);
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/* The first call to create_stream() creates keys for the session using Diffie-Hellman
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* key exchange and all subsequent calls to create_stream() initialize keys for the
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* stream using Multistream mode */
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uvg_rtp::media_stream *send2 = sess->create_stream(7777, 7778, RTP_FORMAT_GENERIC, flags);
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char *message = (char *)"Hello, world!";
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size_t msg_len = strlen(message);
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for (;;) {
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send1->push_frame((uint8_t *)message, msg_len, RTP_NO_FLAGS);
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send2->push_frame((uint8_t *)message, msg_len, RTP_NO_FLAGS);
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std::this_thread::sleep_for(std::chrono::milliseconds(500));
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}
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}
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