FreeCalypso > hg > themwi-system-sw
annotate libsip/out_msg.c @ 188:6aecee01cf0a
sip-manual-out: add RTP stream continuity analysis
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Fri, 17 Mar 2023 01:14:57 -0800 |
parents | 915f0f397fb6 |
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1 /* |
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2 * Functions for constructing outgoing SIP messages. |
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3 */ |
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4 |
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5 #include <stdio.h> |
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6 #include <string.h> |
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7 #include <strings.h> |
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8 |
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9 #include "out_msg.h" |
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10 |
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11 start_request_out_msg(msg, method, uri) |
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12 struct sip_msg_out *msg; |
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13 char *method, *uri; |
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14 { |
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15 unsigned len; |
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16 |
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17 len = strlen(method) + strlen(uri) + (2 + 7 + 2); |
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18 if (len + 2 > MAX_SIP_TX_PACKET) |
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19 return(-1); |
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20 sprintf(msg->buf, "%s %s SIP/2.0\r\n", method, uri); |
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21 msg->msg_len = len; |
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22 return(0); |
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23 } |
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24 |
81
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25 start_request_out_msg_urilen(msg, method, uri, uri_len) |
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26 struct sip_msg_out *msg; |
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27 char *method, *uri; |
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28 unsigned uri_len; |
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29 { |
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30 unsigned len; |
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31 |
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32 len = strlen(method) + uri_len + (2 + 7 + 2); |
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33 if (len + 2 > MAX_SIP_TX_PACKET) |
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34 return(-1); |
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35 sprintf(msg->buf, "%s %.*s SIP/2.0\r\n", method, uri_len, uri); |
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36 msg->msg_len = len; |
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37 return(0); |
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38 } |
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39 |
46
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40 start_response_out_msg(msg, status) |
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41 struct sip_msg_out *msg; |
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42 char *status; |
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43 { |
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44 unsigned len; |
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45 |
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46 len = strlen(status) + (8 + 2); |
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47 if (len + 2 > MAX_SIP_TX_PACKET) |
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48 return(-1); |
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49 sprintf(msg->buf, "SIP/2.0 %s\r\n", status); |
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50 msg->msg_len = len; |
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51 return(0); |
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52 } |
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53 |
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54 out_msg_add_header(msg, name, value) |
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55 struct sip_msg_out *msg; |
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56 char *name, *value; |
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57 { |
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58 unsigned len; |
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59 |
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60 len = strlen(name) + strlen(value) + 4; |
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61 if (msg->msg_len + len + 2 > MAX_SIP_TX_PACKET) |
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62 return(-1); |
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63 sprintf(msg->buf + msg->msg_len, "%s: %s\r\n", name, value); |
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64 msg->msg_len += len; |
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65 return(0); |
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66 } |
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67 |
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68 out_msg_finish(msg) |
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69 struct sip_msg_out *msg; |
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70 { |
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71 msg->buf[msg->msg_len++] = '\r'; |
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72 msg->buf[msg->msg_len++] = '\n'; |
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73 return(0); |
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74 } |
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75 |
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76 out_msg_finish_body(msg, body, bodylen) |
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77 struct sip_msg_out *msg; |
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78 char *body; |
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79 unsigned bodylen; |
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80 { |
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81 msg->buf[msg->msg_len++] = '\r'; |
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82 msg->buf[msg->msg_len++] = '\n'; |
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83 if (msg->msg_len + bodylen > MAX_SIP_TX_PACKET) |
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84 return(-1); |
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85 bcopy(body, msg->buf + msg->msg_len, bodylen); |
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86 msg->msg_len += bodylen; |
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87 return(0); |
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88 } |