FreeCalypso > hg > themwi-system-sw
annotate mgw/mdcx.c @ 93:ff5e96162430
libsip: new function for extracting Call-ID and CSeq from responses
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sat, 24 Sep 2022 15:13:53 -0800 |
parents | 020ba624bdd8 |
children | f280328e7e2e |
rev | line source |
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1 /* |
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2 * In this module we implement our MDCX operation. |
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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 "../include/tmgw_ctrl.h" |
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15 #include "../include/tmgw_const.h" |
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16 #include "struct.h" |
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17 |
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18 extern struct endpoint *find_ep_by_id(); |
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19 |
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20 mdcx_operation(ep, req, resp) |
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21 struct endpoint *ep; |
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22 struct tmgw_ctrl_req *req; |
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23 struct tmgw_ctrl_resp *resp; |
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24 { |
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25 if (req->setup_mask & TMGW_CTRL_MASK_GSM_CONN) { |
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26 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY) { |
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27 resp->res = TMGW_RESP_ERR_PROT; |
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28 return(-1); |
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29 } |
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30 if (req->gsm_addr.ss_family != AF_INET) { |
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31 resp->res = TMGW_RESP_ERR_PARAM; |
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32 return(-1); |
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33 } |
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34 switch (req->gsm_payload_msg_type) { |
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35 case GSM_TCHF_FRAME: |
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36 break; |
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37 case GSM_TCHF_FRAME_EFR: |
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38 case GSM_TCHH_FRAME: |
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39 case GSM_TCH_FRAME_AMR: |
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40 resp->res = TMGW_RESP_ERR_NOTSUP; |
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41 return(-1); |
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42 default: |
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43 resp->res = TMGW_RESP_ERR_PARAM; |
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44 return(-1); |
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45 } |
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46 bcopy(&req->gsm_addr, &ep->rtp_gsm.remote_addr, |
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47 sizeof(struct sockaddr_in)); |
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48 ep->gsm_payload_type = req->gsm_payload_type; |
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49 ep->gsm_payload_msg_type = req->gsm_payload_msg_type; |
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50 } |
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51 if (req->setup_mask & TMGW_CTRL_MASK_PSTN_CONN) { |
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52 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY) { |
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53 resp->res = TMGW_RESP_ERR_PROT; |
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54 return(-1); |
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55 } |
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56 if (req->pstn_addr.ss_family != AF_INET) { |
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57 resp->res = TMGW_RESP_ERR_PARAM; |
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58 return(-1); |
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59 } |
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60 switch (req->pstn_payload_type) { |
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61 case PSTN_CODEC_PCMU: |
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62 case PSTN_CODEC_PCMA: |
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63 break; |
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64 default: |
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65 resp->res = TMGW_RESP_ERR_PARAM; |
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66 return(-1); |
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67 } |
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68 bcopy(&req->pstn_addr, &ep->rtp_pstn.remote_addr, |
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69 sizeof(struct sockaddr_in)); |
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70 ep->pstn_payload_type = req->pstn_payload_type; |
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71 } |
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72 if (req->setup_mask & TMGW_CTRL_MASK_FWD_MODE) { |
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73 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY || |
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74 ep->rtp_gsm.remote_addr.sin_family != AF_INET || |
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75 ep->rtp_pstn.remote_addr.sin_family != AF_INET) { |
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76 resp->res = TMGW_RESP_ERR_PROT; |
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77 return(-1); |
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78 } |
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79 ep->fwd_mode = req->fwd_mode; |
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80 } |
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81 return(0); |
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82 } |
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83 |
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84 void |
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85 process_mdcx(conn, req, resp) |
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86 struct ctrl_conn *conn; |
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87 struct tmgw_ctrl_req *req; |
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88 struct tmgw_ctrl_resp *resp; |
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89 { |
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90 struct endpoint *ep; |
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91 int rc; |
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92 |
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93 ep = find_ep_by_id(conn, req->ep_id); |
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94 if (!ep) { |
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95 resp->res = TMGW_RESP_ERR_PROT; |
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96 return; |
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97 } |
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98 rc = mdcx_operation(ep, req, resp); |
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99 if (rc == 0) |
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100 resp->res = TMGW_RESP_OK; |
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101 } |