1 /*****************************************************************************\
5 **---------------------------------------------------------------------------**
6 ** Copyright: Andreas Eversberg **
10 \*****************************************************************************/
14 unsigned int new_remote = 1000;
19 Premote::Premote(int type, char *portname, struct port_settings *settings, struct interface *interface, int remote_id) : Port(type, portname, settings, interface)
21 union parameter param;
23 p_callerinfo.itype = (interface->extension)?INFO_ITYPE_ISDN_EXTENSION:INFO_ITYPE_ISDN;
24 p_r_ref = new_remote++;
25 SCPY(p_r_remote_app, interface->remote_app);
26 p_r_tones = (interface->is_tones == IS_YES);
27 p_r_earlyb = (interface->is_earlyb == IS_YES);
29 /* send new ref to remote socket */
30 memset(¶m, 0, sizeof(union parameter));
31 if (type == PORT_TYPE_REMOTE_OUT)
32 param.newref.direction = 1; /* new ref from lcr */
33 p_r_remote_id = remote_id;
34 if (admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_NEWREF, ¶m) < 0)
35 FATAL("No socket with remote application '%s' found, this shall not happen. because we already created one.\n", p_r_remote_app);
37 PDEBUG(DEBUG_PORT, "Created new RemotePort(%s).\n", portname);
46 PDEBUG(DEBUG_PORT, "Destroyed Remote process(%s).\n", p_name);
50 * endpoint sends messages to the port
52 int Premote::message_epoint(unsigned int epoint_id, int message_type, union parameter *param)
54 struct epoint_list *epointlist;
56 if (Port::message_epoint(epoint_id, message_type, param))
59 switch (message_type) {
61 struct interface *interface;
62 interface = getinterfacebyname(p_interface_name);
64 PERROR("Cannot find interface %s.\n", p_interface_name);
67 /* attach only if not already */
68 epointlist = p_epointlist;
70 if (epointlist->epoint_id == epoint_id)
72 epointlist = epointlist->next;
75 epointlist_new(epoint_id);
77 /* set context to pbx */
78 if (!param->setup.dialinginfo.context[0]) {
79 if (interface->remote_context[0])
80 SCPY(param->setup.dialinginfo.context, interface->remote_context);
82 SCPY(param->setup.dialinginfo.context, "lcr");
84 memcpy(&p_dialinginfo, ¶m->setup.dialinginfo, sizeof(p_dialinginfo));
85 memcpy(&p_capainfo, ¶m->setup.capainfo, sizeof(p_capainfo));
86 memcpy(&p_callerinfo, ¶m->setup.callerinfo, sizeof(p_callerinfo));
87 memcpy(&p_redirinfo, ¶m->setup.redirinfo, sizeof(p_redirinfo));
89 do_screen(1, p_callerinfo.id, sizeof(p_callerinfo.id), &p_callerinfo.ntype, &p_callerinfo.present, p_interface_name);
90 do_screen(1, p_callerinfo.id2, sizeof(p_callerinfo.id2), &p_callerinfo.ntype2, &p_callerinfo.present2, p_interface_name);
91 do_screen(1, p_redirinfo.id, sizeof(p_redirinfo.id), &p_redirinfo.ntype, &p_redirinfo.present, p_interface_name);
92 memcpy(¶m->setup.callerinfo, &p_callerinfo, sizeof(p_callerinfo));
93 memcpy(¶m->setup.redirinfo, &p_redirinfo, sizeof(p_redirinfo));
95 new_state(PORT_STATE_OUT_SETUP);
98 case MESSAGE_PROCEEDING:
99 new_state(PORT_STATE_IN_PROCEEDING);
102 case MESSAGE_ALERTING:
103 new_state(PORT_STATE_IN_ALERTING);
106 case MESSAGE_CONNECT:
107 memcpy(&p_connectinfo, ¶m->connectinfo, sizeof(p_connectinfo));
108 new_state(PORT_STATE_CONNECT);
111 case MESSAGE_DISCONNECT:
112 new_state(PORT_STATE_OUT_DISCONNECT);
115 case MESSAGE_RELEASE:
116 new_state(PORT_STATE_RELEASE);
120 /* look for Remote's interface */
121 if (admin_message_from_lcr(p_r_remote_id, p_r_ref, message_type, param)<0) {
122 PERROR("No socket with remote application '%s' found, this shall not happen. Closing socket shall cause release of all remote ports.\n", p_r_remote_app);
126 if (message_type == MESSAGE_RELEASE) {
127 new_state(PORT_STATE_RELEASE);
135 void Premote::message_remote(int message_type, union parameter *param)
137 class Endpoint *epoint;
138 struct lcr_msg *message;
139 struct interface *interface;
141 switch (message_type) {
142 case MESSAGE_TRAFFIC:
144 dov_rx(param->traffic.data, param->traffic.len);
147 record(param->traffic.data, param->traffic.len, 0); // from down
149 tap(param->traffic.data, param->traffic.len, 0); // from down
150 bridge_tx(param->traffic.data, param->traffic.len);
151 if (p_tone_name[0]) {
152 read_audio(param->traffic.data, param->traffic.len);
155 record(param->traffic.data, param->traffic.len, 1); // from up
157 tap(param->traffic.data, param->traffic.len, 1); // from up
158 admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_TRAFFIC, param);
159 } else if (p_dov_tx) {
160 /* use receeived traffic to trigger sending DOV */
161 dov_tx(param->traffic.data, param->traffic.len);
162 admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_TRAFFIC, param);
167 interface = getinterfacebyname(p_interface_name);
169 PERROR("Cannot find interface %s.\n", p_interface_name);
173 /* enable audio path */
174 if (interface->is_tones == IS_YES) {
175 union parameter newparam;
176 memset(&newparam, 0, sizeof(union parameter));
177 admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_PATTERN, &newparam);
178 newparam.audiopath = 1;
179 admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_AUDIOPATH, &newparam);
182 /* set source interface */
183 param->setup.callerinfo.itype = p_callerinfo.itype;
184 SCPY(param->setup.callerinfo.interface, interface->name);
186 /* create endpoint */
188 FATAL("Incoming call but already got an endpoint.\n");
189 if (!(epoint = new Endpoint(p_serial, 0)))
190 FATAL("No memory for Endpoint instance\n");
191 epoint->ep_app = new_endpointapp(epoint, 0, interface->app); //incoming
193 epointlist_new(epoint->ep_serial);
195 memcpy(&p_dialinginfo, ¶m->setup.dialinginfo, sizeof(p_dialinginfo));
196 memcpy(&p_capainfo, ¶m->setup.capainfo, sizeof(p_capainfo));
197 memcpy(&p_callerinfo, ¶m->setup.callerinfo, sizeof(p_callerinfo));
198 memcpy(&p_redirinfo, ¶m->setup.redirinfo, sizeof(p_redirinfo));
200 new_state(PORT_STATE_IN_SETUP);
203 case MESSAGE_PROCEEDING:
204 new_state(PORT_STATE_OUT_PROCEEDING);
207 case MESSAGE_ALERTING:
208 new_state(PORT_STATE_OUT_ALERTING);
211 case MESSAGE_CONNECT:
212 memcpy(&p_connectinfo, ¶m->connectinfo, sizeof(p_connectinfo));
213 new_state(PORT_STATE_CONNECT);
216 case MESSAGE_DISCONNECT:
217 new_state(PORT_STATE_IN_DISCONNECT);
220 case MESSAGE_RELEASE:
221 new_state(PORT_STATE_RELEASE);
225 /* cannot just forward, because param is not of container "struct lcr_msg" */
226 message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, message_type);
227 memcpy(&message->param, param, sizeof(message->param));
228 message_put(message);
230 if (message_type == MESSAGE_RELEASE) {
231 new_state(PORT_STATE_RELEASE);
237 /* receive from remote Port instance */
238 int Premote::bridge_rx(unsigned char *data, int len)
240 union parameter newparam;
244 if ((ret = Port::bridge_rx(data, len)))
247 /* send tones, if connected, or if early audio is enabled in proceeding/alerting state */
248 if (p_state != PORT_STATE_CONNECT
250 && (p_state == PORT_STATE_OUT_PROCEEDING
251 || p_state == PORT_STATE_OUT_ALERTING))
253 && (p_state == PORT_STATE_IN_PROCEEDING
254 || p_state == PORT_STATE_IN_ALERTING)))
260 memset(&newparam, 0, sizeof(union parameter));
261 /* split, if exeeds data size */
263 l = (len > (int)sizeof(newparam.traffic.data)) ? sizeof(newparam.traffic.data) : len;
264 newparam.traffic.len = l;
266 memcpy(newparam.traffic.data, data, l);
270 record(data, len, 1); // from up
272 tap(data, len, 1); // from up
273 admin_message_from_lcr(p_r_remote_id, p_r_ref, MESSAGE_TRAFFIC, &newparam);