diff options
Diffstat (limited to 'tinyDEMO/options.c')
| -rw-r--r-- | tinyDEMO/options.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/tinyDEMO/options.c b/tinyDEMO/options.c new file mode 100644 index 0000000..12a04fa --- /dev/null +++ b/tinyDEMO/options.c @@ -0,0 +1,115 @@ +/*
+* Copyright (C) 2009 Mamadou Diop.
+*
+* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
+*
+* This file is part of Open Source Doubango Framework.
+*
+* DOUBANGO is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* DOUBANGO is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* along with DOUBANGO.
+*
+*/
+#include "options.h"
+
+extern ctx_t* ctx;
+extern const session_t* session_handle_cmd(cmd_type_t , const opts_L_t*);
+
+int options_hack_aor(const tsip_response_t* resp);
+
+int options_handle_event(const tsip_event_t *_event)
+{
+ const tsip_options_event_t* opt_event = TSIP_OPTIONS_EVENT(_event);
+ const session_t* session;
+ tsip_ssession_id_t sid;
+
+ /* Find associated session */
+ sid = tsip_ssession_get_id(_event->ss);
+ if(!(session = session_get_by_sid(ctx->sessions, sid))){
+ TSK_DEBUG_WARN("Failed to match session event.");
+ return -1;
+ }
+
+ switch(opt_event->type){
+ case tsip_i_options: /* incoming OPTIONS */
+ break;
+ case tsip_ao_options: /* answer to outgoing OPTIONS */
+#if HACK_AOR
+ if(TSIP_MESSAGE_IS_RESPONSE(_event->sipmessage)){
+ options_hack_aor(_event->sipmessage);
+ }
+#endif
+ break;
+ }
+
+ return 0;
+}
+
+tsip_ssession_id_t options_handle_cmd(cmd_type_t cmd, const opts_L_t* opts)
+{
+ const session_t* session = tsk_null;
+ tsip_ssession_id_t id = TSIP_SSESSION_INVALID_ID;
+
+ if(!(session = session_handle_cmd(cmd, opts))){
+ goto bail;
+ }
+ else{
+ id = tsip_ssession_get_id(session->handle);
+ }
+
+ /* Execute command */
+ switch(cmd){
+ case cmd_options:
+ { /* Send SIP OPTIONS */
+ tsip_action_handle_t* action_config = action_get_config(opts);
+ tsip_action_OPTIONS(session->handle,
+ TSIP_ACTION_SET_CONFIG(action_config),
+ /* Any other TSIP_ACTION_SET_*() macros */
+ TSIP_ACTION_SET_NULL());
+ TSK_OBJECT_SAFE_FREE(action_config);
+ break;
+ }
+ default:
+ /* already handled by session_handle_cmd() */
+ break;
+ }
+
+bail:
+ return id;
+}
+
+/* used to hack the AOR. useful for devices behind NATs or emulators (e.g. ANDROID) */
+int options_hack_aor(const tsip_response_t* resp)
+{
+ int32_t rport;
+ if(resp && resp->firstVia){
+ if(resp->firstVia->rport <=0){
+ char* received_port_ext;
+ /* Ericsson SDS
+ ==> Via: SIP/2.0/TCP 192.168.0.12:49744;rport;branch=z9hG4bK1273100904048;received_port_ext=49744;received=192.168.0.12 */
+ if((received_port_ext = tsip_header_get_param_value((const tsip_header_t*)resp->firstVia, "received_port_ext"))){
+ rport = (int32_t)atoi(received_port_ext);
+ TSK_FREE(received_port_ext);
+ }
+ }
+ else{
+ rport = resp->firstVia->rport;
+ }
+
+ tsip_stack_set(ctx->stack,
+ TSIP_STACK_SET_AOR(resp->firstVia->received, rport),
+ TSIP_STACK_SET_NULL());
+ return 0;
+ }
+
+ return -1;
+}
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