FreeCalypso > hg > themwi-system-sw
annotate sip-manual-out/bye_in.c @ 192:f8a33603288f
sip-manual-out: generate outgoing RTP stream with PCM silence
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 17 Mar 2023 13:45:31 -0800 |
parents | 94b5831c017f |
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1 /* |
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2 * Here we handle incoming BYE requests in the UAS role. |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <sys/socket.h> |
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7 #include <netinet/in.h> |
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8 #include <stdio.h> |
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9 #include <stdlib.h> |
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10 #include <string.h> |
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11 #include <strings.h> |
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12 #include "../libsip/parse.h" |
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13 #include "../libsip/uas_basic.h" |
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14 #include "../libsip/out_msg.h" |
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15 |
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16 extern char call_id[]; |
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17 extern int rtp_out_enable; |
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18 |
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19 static void |
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20 bye_correct_call(req, ess, sin) |
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21 struct sip_pkt_rx *req; |
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22 struct uas_parse_hdrs *ess; |
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23 struct sockaddr_in *sin; |
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24 { |
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25 struct sip_msg_out resp; |
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26 int rc; |
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27 |
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28 printf("Received BYE for our call, responding with 200\n"); |
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29 rtp_out_enable = 0; |
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30 start_response_out_msg(&resp, "200 OK"); |
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31 rc = add_resp_basic_headers(&resp, ess, req->req_method); |
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32 if (rc < 0) { |
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33 fprintf(stderr, "sending 200 response: msg length exceeded\n"); |
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34 return; |
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35 } |
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36 out_msg_finish(&resp); |
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37 sip_tx_packet(&resp, sin); |
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38 } |
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39 |
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40 static void |
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41 bye_unknown_call(req, ess, sin) |
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42 struct sip_pkt_rx *req; |
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43 struct uas_parse_hdrs *ess; |
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44 struct sockaddr_in *sin; |
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45 { |
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46 struct sip_msg_out resp; |
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47 int rc; |
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48 |
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49 printf("Received BYE for unknown call, responding with 481\n"); |
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50 start_response_out_msg(&resp, "481 Call-ID not found"); |
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51 rc = add_resp_basic_headers(&resp, ess, req->req_method); |
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52 if (rc < 0) { |
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53 fprintf(stderr, "sending 481 response: msg length exceeded\n"); |
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54 return; |
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55 } |
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56 out_msg_finish(&resp); |
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57 sip_tx_packet(&resp, sin); |
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58 } |
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59 |
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60 void |
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61 handle_bye_req(req, ess, sin) |
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62 struct sip_pkt_rx *req; |
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63 struct uas_parse_hdrs *ess; |
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64 struct sockaddr_in *sin; |
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65 { |
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66 if (!strcmp(ess->call_id, call_id)) |
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67 bye_correct_call(req, ess, sin); |
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68 else |
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69 bye_unknown_call(req, ess, sin); |
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70 } |