FreeCalypso > hg > themwi-system-sw
annotate sip-in/call_list.c @ 84:f82157ac7303
sip-in: handle MNCC_RTP_CREATE
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Tue, 20 Sep 2022 22:44:44 -0800 |
parents | 915f0f397fb6 |
children | 0d6435808bcd |
rev | line source |
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1 /* |
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2 * In this module we implement call list management for themwi-sip-in. |
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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 <stdint.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 <syslog.h> |
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14 #include "call.h" |
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15 |
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16 struct call *call_list; |
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17 |
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18 struct call * |
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19 find_call_by_sip_id(sought_id) |
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20 char *sought_id; |
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21 { |
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22 struct call *call; |
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23 |
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24 for (call = call_list; call; call = call->next) |
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25 if (!strcmp(call->sip_call_id, sought_id)) |
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26 return call; |
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27 return 0; |
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28 } |
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29 |
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30 struct call * |
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31 find_call_by_mncc_callref(callref) |
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32 uint32_t callref; |
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33 { |
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34 struct call *call; |
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35 |
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36 for (call = call_list; call; call = call->next) |
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37 if (call->mncc_state && call->mncc_callref == callref) |
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38 return call; |
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39 return 0; |
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40 } |
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41 |
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42 allocate_mncc_callref(call) |
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43 struct call *call; |
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44 { |
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45 static uint32_t next_callref; |
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46 |
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47 for (;;) { |
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48 next_callref++; |
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49 if (!find_call_by_mncc_callref(next_callref)) { |
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50 call->mncc_callref = next_callref; |
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51 return(0); |
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52 } |
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53 } |
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54 } |
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55 |
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56 void |
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57 scan_call_list_for_timeouts(retrans) |
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58 int *retrans; |
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59 { |
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60 struct call *call; |
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61 |
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62 for (call = call_list; call; call = call->next) { |
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63 switch (call->sip_state) { |
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64 case SIP_STATE_INVITE_200: |
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65 case SIP_STATE_INVITE_ERR: |
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66 case SIP_STATE_BYE_SENT: |
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67 *retrans = 1; |
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68 break; |
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69 } |
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70 } |
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71 } |