FreeCalypso > hg > themwi-system-sw
annotate sip-in/mgw_ops.c @ 211:fbfa72b114e8
sip-manual-out: prep for making PCM fill octet changeable
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Sun, 21 May 2023 15:33:00 -0800 |
parents | 0ecbc3dc8f93 |
children |
rev | line source |
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1 /* |
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2 * In this module we implement all transactions from themwi-sip-in |
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3 * toward themwi-mgw. |
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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 <sys/time.h> |
60
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9 #include <netinet/in.h> |
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10 #include <stdio.h> |
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11 #include <stdint.h> |
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12 #include <stdlib.h> |
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13 #include <string.h> |
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14 #include <strings.h> |
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15 #include <syslog.h> |
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16 #include "../include/tmgw_ctrl.h" |
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17 #include "../include/tmgw_const.h" |
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18 #include "call.h" |
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19 |
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20 extern struct call *call_list; |
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21 |
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22 struct call * |
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23 find_call_with_mgw_xact(xact_id) |
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24 uint32_t xact_id; |
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25 { |
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26 struct call *call; |
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27 |
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28 for (call = call_list; call; call = call->next) |
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29 if (call->mgw_xact && call->mgw_xact_id == xact_id) |
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30 return call; |
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31 return 0; |
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32 } |
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33 |
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34 uint32_t |
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35 get_new_tmgw_xact_id() |
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36 { |
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37 static uint32_t next_xact_id; |
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38 |
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39 for (;;) { |
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40 next_xact_id++; |
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41 if (!find_call_with_mgw_xact(next_xact_id)) |
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42 return next_xact_id; |
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43 } |
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44 } |
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45 |
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46 void |
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47 tmgw_send_crcx(call) |
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48 struct call *call; |
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49 { |
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50 struct tmgw_ctrl_req req; |
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51 |
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52 bzero(&req, sizeof req); |
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53 req.opcode = TMGW_CTRL_OP_CRCX; |
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54 req.transact_ref = get_new_tmgw_xact_id(); |
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55 req.ep_id = TMGW_EP_TYPE_GATEWAY; |
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56 req.setup_mask = TMGW_CTRL_MASK_PSTN_CONN; |
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57 bcopy(&call->pstn_rtp_remote, &req.pstn_addr, |
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58 sizeof(struct sockaddr_in)); |
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59 req.pstn_payload_type = |
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60 call->use_pcma ? PSTN_CODEC_PCMA : PSTN_CODEC_PCMU; |
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61 send_req_to_tmgw(&req); |
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62 call->mgw_xact = TMGW_CTRL_OP_CRCX; |
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63 call->mgw_xact_id = req.transact_ref; |
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64 } |
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65 |
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66 void |
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67 tmgw_send_mdcx_connect(call) |
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68 struct call *call; |
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69 { |
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70 struct tmgw_ctrl_req req; |
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71 |
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72 bzero(&req, sizeof req); |
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73 req.opcode = TMGW_CTRL_OP_MDCX; |
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74 req.transact_ref = get_new_tmgw_xact_id(); |
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75 req.ep_id = call->mgw_ep_id; |
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76 req.setup_mask = TMGW_CTRL_MASK_GSM_CONN | TMGW_CTRL_MASK_FWD_MODE; |
60
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77 bcopy(&call->gsm_rtp_osmo, &req.gsm_addr, |
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78 sizeof(struct sockaddr_storage)); |
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79 req.gsm_payload_type = call->gsm_payload_type; |
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80 req.gsm_payload_msg_type = call->gsm_payload_msg_type; |
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81 req.fwd_mode = TMGW_FWD_MODE_SENDRECV; |
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82 send_req_to_tmgw(&req); |
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83 call->mgw_state = MGW_STATE_CONNECTING; |
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84 call->mgw_xact = TMGW_CTRL_OP_MDCX; |
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85 call->mgw_xact_id = req.transact_ref; |
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86 } |
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87 |
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88 void |
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89 tmgw_send_mdcx_hold(call) |
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90 struct call *call; |
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91 { |
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92 struct tmgw_ctrl_req req; |
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93 |
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94 bzero(&req, sizeof req); |
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95 req.opcode = TMGW_CTRL_OP_MDCX; |
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96 req.transact_ref = get_new_tmgw_xact_id(); |
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97 req.ep_id = call->mgw_ep_id; |
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98 req.setup_mask = TMGW_CTRL_MASK_FWD_MODE; |
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99 req.fwd_mode = TMGW_FWD_MODE_INACTIVE; |
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100 send_req_to_tmgw(&req); |
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101 call->mgw_state = MGW_STATE_HOLD_OP; |
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102 call->mgw_xact = TMGW_CTRL_OP_MDCX; |
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103 call->mgw_xact_id = req.transact_ref; |
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104 } |
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105 |
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106 void |
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107 tmgw_send_mdcx_retrieve(call) |
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108 struct call *call; |
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109 { |
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diff
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110 struct tmgw_ctrl_req req; |
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128
diff
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|
111 |
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128
diff
changeset
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112 bzero(&req, sizeof req); |
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parents:
128
diff
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113 req.opcode = TMGW_CTRL_OP_MDCX; |
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128
diff
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114 req.transact_ref = get_new_tmgw_xact_id(); |
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128
diff
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115 req.ep_id = call->mgw_ep_id; |
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128
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116 req.setup_mask = TMGW_CTRL_MASK_FWD_MODE; |
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128
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117 req.fwd_mode = TMGW_FWD_MODE_SENDRECV; |
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128
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118 send_req_to_tmgw(&req); |
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128
diff
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119 call->mgw_state = MGW_STATE_RETRIEVE_OP; |
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128
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120 call->mgw_xact = TMGW_CTRL_OP_MDCX; |
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128
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121 call->mgw_xact_id = req.transact_ref; |
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128
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122 } |
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128
diff
changeset
|
123 |
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128
diff
changeset
|
124 void |
60
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sip-in INVITE processing: got as far as CRCX completion
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parents:
diff
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125 tmgw_send_dlcx(call) |
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parents:
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126 struct call *call; |
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parents:
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127 { |
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parents:
diff
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128 struct tmgw_ctrl_req req; |
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parents:
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129 |
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parents:
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130 bzero(&req, sizeof req); |
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parents:
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131 req.opcode = TMGW_CTRL_OP_DLCX; |
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parents:
diff
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|
132 req.transact_ref = get_new_tmgw_xact_id(); |
61
e12036337412
sip-in/mgw_ops.c: fix double semicolon
Mychaela Falconia <falcon@freecalypso.org>
parents:
60
diff
changeset
|
133 req.ep_id = call->mgw_ep_id; |
60
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parents:
diff
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|
134 send_req_to_tmgw(&req); |
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parents:
diff
changeset
|
135 call->mgw_state = MGW_STATE_DELETING; |
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parents:
diff
changeset
|
136 call->mgw_xact = TMGW_CTRL_OP_DLCX; |
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parents:
diff
changeset
|
137 call->mgw_xact_id = req.transact_ref; |
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parents:
diff
changeset
|
138 } |
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parents:
diff
changeset
|
139 |
128
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parents:
110
diff
changeset
|
140 void |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
141 tmgw_send_dtmf_start(call) |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
142 struct call *call; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
143 { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
144 struct tmgw_ctrl_req req; |
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parents:
110
diff
changeset
|
145 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
146 bzero(&req, sizeof req); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
147 req.opcode = TMGW_CTRL_OP_DTMF_START; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
148 req.transact_ref = get_new_tmgw_xact_id(); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
149 req.ep_id = call->mgw_ep_id; |
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parents:
110
diff
changeset
|
150 req.fwd_mode = call->dtmf_digit; |
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parents:
110
diff
changeset
|
151 send_req_to_tmgw(&req); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
152 call->mgw_state = MGW_STATE_DTMF_OP; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
153 call->mgw_xact = TMGW_CTRL_OP_DTMF_START; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
154 call->mgw_xact_id = req.transact_ref; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
155 } |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
156 |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
157 void |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
158 tmgw_send_dtmf_stop(call) |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
159 struct call *call; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
160 { |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
161 struct tmgw_ctrl_req req; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
162 |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
163 bzero(&req, sizeof req); |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
164 req.opcode = TMGW_CTRL_OP_DTMF_STOP; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
165 req.transact_ref = get_new_tmgw_xact_id(); |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
166 req.ep_id = call->mgw_ep_id; |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
167 send_req_to_tmgw(&req); |
5685412bd6aa
sip-in: pass DTMF start & stop to themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
168 call->mgw_state = MGW_STATE_DTMF_OP; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
169 call->mgw_xact = TMGW_CTRL_OP_DTMF_STOP; |
5685412bd6aa
sip-in: pass DTMF start & stop to themwi-mgw
Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
170 call->mgw_xact_id = req.transact_ref; |
5685412bd6aa
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Mychaela Falconia <falcon@freecalypso.org>
parents:
110
diff
changeset
|
171 } |