FreeCalypso > hg > themwi-system-sw

annotate sip-manual-out/disc_cmd.c @ 192:f8a33603288f

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sip-manual-out: generate outgoing RTP stream with PCM silence
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 17 Mar 2023 13:45:31 -0800
parents a36b731bfef9
children 1f9a6cede2c5
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a36b731bfef9 sip-manual-out: implement sending BYE and CANCEL
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1 /*
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2 * In this module we implement user-driven sending of CANCEL and BYE
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3 * disconnection requests.
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4 */
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5
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6 #include <sys/types.h>
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7 #include <sys/socket.h>
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8 #include <netinet/in.h>
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9 #include <stdio.h>
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10 #include <stdlib.h>
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11 #include <string.h>
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12 #include <strings.h>
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13 #include "../libsip/out_msg.h"
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14
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15 extern struct sockaddr_in sip_dest_sin;
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16 extern char to_uri[];
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17 extern int rtp_out_enable;
123
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18
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19 send_cancel_req()
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20 {
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21 struct sip_msg_out msg;
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22 int rc;
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23
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24 rtp_out_enable = 0;
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25 rc = start_request_out_msg(&msg, "CANCEL", to_uri);
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26 if (rc < 0) {
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27 msg_size_err: fprintf(stderr, "composing CANCEL message: size error\n");
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28 return(-1);
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29 }
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30 rc = add_req_boilerplate(&msg, "1 CANCEL", 0);
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31 if (rc < 0)
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32 goto msg_size_err;
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33 out_msg_finish(&msg);
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34 sip_tx_packet(&msg, &sip_dest_sin);
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35 return(0);
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36 }
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37
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38 send_bye_req()
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39 {
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40 struct sip_msg_out msg;
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41 int rc;
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42
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43 rtp_out_enable = 0;
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44 rc = start_request_out_msg(&msg, "BYE", to_uri);
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45 if (rc < 0) {
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46 msg_size_err: fprintf(stderr, "composing BYE message: size error\n");
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47 return(-1);
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48 }
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49 rc = add_req_boilerplate(&msg, "2 BYE", 1);
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50 if (rc < 0)
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51 goto msg_size_err;
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52 out_msg_finish(&msg);
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53 sip_tx_packet(&msg, &sip_dest_sin);
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54 return(0);
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55 }
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56
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57 void
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58 select_stdin()
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59 {
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60 char buf[256], *cp;
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61
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62 fgets(buf, sizeof buf, stdin);
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63 cp = index(buf, '\n');
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64 if (cp) {
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65 while (cp > buf && isspace(cp[-1]))
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66 cp--;
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67 *cp = '\0';
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68 }
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69 for (cp = buf; isspace(*cp); cp++)
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70 ;
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71 if (!*cp)
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72 return;
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73 if (!strcmp(cp, "b") || !strcasecmp(cp, "bye"))
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74 send_bye_req();
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75 else if (!strcmp(cp, "c") || !strcasecmp(cp, "cancel"))
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76 send_cancel_req();
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77 else
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78 fprintf(stderr, "error: non-understood stdin command\n");
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79 }