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annotate mgw/mdcx.c @ 32:b3f74df7b808

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beginning of themwi-mgw
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 09 Jul 2022 22:51:44 -0800
parents
children 7dae2bae56a1
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32
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Mychaela Falconia <falcon@freecalypso.org>
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1 /*
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Mychaela Falconia <falcon@freecalypso.org>
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2 * In this module we implement our MDCX operation.
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Mychaela Falconia <falcon@freecalypso.org>
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3 */
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Mychaela Falconia <falcon@freecalypso.org>
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4
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Mychaela Falconia <falcon@freecalypso.org>
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5 #include <sys/types.h>
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Mychaela Falconia <falcon@freecalypso.org>
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6 #include <sys/socket.h>
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Mychaela Falconia <falcon@freecalypso.org>
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7 #include <netinet/in.h>
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Mychaela Falconia <falcon@freecalypso.org>
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8 #include <stdio.h>
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Mychaela Falconia <falcon@freecalypso.org>
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9 #include <stdlib.h>
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Mychaela Falconia <falcon@freecalypso.org>
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10 #include <string.h>
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Mychaela Falconia <falcon@freecalypso.org>
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11 #include <strings.h>
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Mychaela Falconia <falcon@freecalypso.org>
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12 #include <syslog.h>
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Mychaela Falconia <falcon@freecalypso.org>
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13 #include "../include/tmgw_ctrl.h"
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Mychaela Falconia <falcon@freecalypso.org>
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14 #include "../include/tmgw_const.h"
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Mychaela Falconia <falcon@freecalypso.org>
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15 #include "struct.h"
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Mychaela Falconia <falcon@freecalypso.org>
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16
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Mychaela Falconia <falcon@freecalypso.org>
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17 extern struct endpoint *find_ep_by_id();
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Mychaela Falconia <falcon@freecalypso.org>
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18
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Mychaela Falconia <falcon@freecalypso.org>
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19 mdcx_operation(ep, req, resp)
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Mychaela Falconia <falcon@freecalypso.org>
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20 struct endpoint *ep;
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Mychaela Falconia <falcon@freecalypso.org>
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21 struct tmgw_ctrl_req *req;
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Mychaela Falconia <falcon@freecalypso.org>
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22 struct tmgw_ctrl_resp *resp;
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Mychaela Falconia <falcon@freecalypso.org>
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23 {
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Mychaela Falconia <falcon@freecalypso.org>
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24 if (req->setup_mask & TMGW_CTRL_MASK_GSM_CONN) {
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Mychaela Falconia <falcon@freecalypso.org>
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25 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY) {
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Mychaela Falconia <falcon@freecalypso.org>
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26 resp->res = TMGW_RESP_ERR_PROT;
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Mychaela Falconia <falcon@freecalypso.org>
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27 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
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28 }
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Mychaela Falconia <falcon@freecalypso.org>
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29 bcopy(&req->gsm_addr, &ep->rtp_gsm.remote_addr,
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Mychaela Falconia <falcon@freecalypso.org>
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30 sizeof(struct sockaddr_in));
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Mychaela Falconia <falcon@freecalypso.org>
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31 ep->gsm_payload_type = req->gsm_payload_type;
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Mychaela Falconia <falcon@freecalypso.org>
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32 ep->gsm_payload_msg_type = req->gsm_payload_msg_type;
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Mychaela Falconia <falcon@freecalypso.org>
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33 }
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Mychaela Falconia <falcon@freecalypso.org>
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34 if (req->setup_mask & TMGW_CTRL_MASK_PSTN_CONN) {
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Mychaela Falconia <falcon@freecalypso.org>
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35 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY) {
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Mychaela Falconia <falcon@freecalypso.org>
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36 resp->res = TMGW_RESP_ERR_PROT;
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Mychaela Falconia <falcon@freecalypso.org>
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37 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
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38 }
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Mychaela Falconia <falcon@freecalypso.org>
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39 bcopy(&req->pstn_addr, &ep->rtp_pstn.remote_addr,
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Mychaela Falconia <falcon@freecalypso.org>
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40 sizeof(struct sockaddr_in));
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Mychaela Falconia <falcon@freecalypso.org>
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41 ep->pstn_payload_type = req->pstn_payload_type;
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Mychaela Falconia <falcon@freecalypso.org>
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42 }
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Mychaela Falconia <falcon@freecalypso.org>
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43 if (req->setup_mask & TMGW_CTRL_MASK_FWD_MODE) {
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Mychaela Falconia <falcon@freecalypso.org>
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44 if (ep->ep_type != TMGW_EP_TYPE_GATEWAY ||
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Mychaela Falconia <falcon@freecalypso.org>
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45 ep->rtp_gsm.remote_addr.sin_family != AF_INET ||
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Mychaela Falconia <falcon@freecalypso.org>
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46 ep->rtp_pstn.remote_addr.sin_family != AF_INET) {
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Mychaela Falconia <falcon@freecalypso.org>
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47 resp->res = TMGW_RESP_ERR_PROT;
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Mychaela Falconia <falcon@freecalypso.org>
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48 return(-1);
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Mychaela Falconia <falcon@freecalypso.org>
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49 }
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Mychaela Falconia <falcon@freecalypso.org>
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50 ep->fwd_mode = req->fwd_mode;
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Mychaela Falconia <falcon@freecalypso.org>
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51 }
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Mychaela Falconia <falcon@freecalypso.org>
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52 return(0);
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Mychaela Falconia <falcon@freecalypso.org>
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53 }
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Mychaela Falconia <falcon@freecalypso.org>
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54
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Mychaela Falconia <falcon@freecalypso.org>
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55 void
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Mychaela Falconia <falcon@freecalypso.org>
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56 process_mdcx(conn, req, resp)
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Mychaela Falconia <falcon@freecalypso.org>
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57 struct ctrl_conn *conn;
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Mychaela Falconia <falcon@freecalypso.org>
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58 struct tmgw_ctrl_req *req;
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Mychaela Falconia <falcon@freecalypso.org>
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59 struct tmgw_ctrl_resp *resp;
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Mychaela Falconia <falcon@freecalypso.org>
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60 {
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Mychaela Falconia <falcon@freecalypso.org>
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61 struct endpoint *ep;
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Mychaela Falconia <falcon@freecalypso.org>
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62 int rc;
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Mychaela Falconia <falcon@freecalypso.org>
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63
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Mychaela Falconia <falcon@freecalypso.org>
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64 ep = find_ep_by_id(conn, req->ep_id);
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Mychaela Falconia <falcon@freecalypso.org>
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65 if (!ep) {
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Mychaela Falconia <falcon@freecalypso.org>
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66 resp->res = TMGW_RESP_ERR_PROT;
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Mychaela Falconia <falcon@freecalypso.org>
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67 return;
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Mychaela Falconia <falcon@freecalypso.org>
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68 }
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Mychaela Falconia <falcon@freecalypso.org>
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69 rc = mdcx_operation(ep, req, resp);
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Mychaela Falconia <falcon@freecalypso.org>
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70 if (rc == 0)
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Mychaela Falconia <falcon@freecalypso.org>
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71 resp->res = TMGW_RESP_OK;
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Mychaela Falconia <falcon@freecalypso.org>
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72 }