int tps_request_sent(sip_msg_t *msg, int dialog, int direction, int local)
{
tps_data_t mtsd;
tps_data_t stsd;
tps_data_t *ptsd;
str lkey;
memset(&mtsd, 0, sizeof(tps_data_t));
memset(&stsd, 0, sizeof(tps_data_t));
ptsd = &mtsd;
if(tps_pack_request(msg, &mtsd)<0) {
LM_ERR("failed to extract and pack the headers\n");
return -1;
}
if(direction==TPS_DIR_DOWNSTREAM) {
lkey = get_from(msg)->tag_value;
} else {
lkey = get_to(msg)->tag_value;
}
tps_storage_lock_get(&lkey);
if(dialog==0) {
if(tps_storage_record(msg, ptsd)<0) {
goto error;
}
}
/* local generated requests */
if(local) {
/* ACK and CANCEL go downstream */
if(get_cseq(msg)->method_id==METHOD_ACK
|| get_cseq(msg)->method_id==METHOD_CANCEL
|| local==2) {
// th_mask_callid(&msg);
goto done;
} else {
/* should be for upstream */
goto done;
}
}
tps_remove_headers(msg, HDR_RECORDROUTE_T);
tps_remove_headers(msg, HDR_CONTACT_T);
tps_remove_headers(msg, HDR_VIA_T);
tps_reinsert_via(msg, ptsd, &ptsd->x_via1);
if(direction==TPS_DIR_UPSTREAM) {
tps_reinsert_contact(msg, ptsd, &ptsd->as_contact);
} else {
tps_reinsert_contact(msg, ptsd, &ptsd->bs_contact);
}
done:
tps_storage_lock_release(&lkey);
return 0;
error:
tps_storage_lock_release(&lkey);
return -1;
}
int tps_response_sent(sip_msg_t *msg)
{
tps_data_t mtsd;
tps_data_t stsd;
tps_data_t btsd;
str lkey;
int direction = TPS_DIR_UPSTREAM;
str xvbranch = {0, 0};
LM_DBG("handling outgoing response\n");
memset(&mtsd, 0, sizeof(tps_data_t));
memset(&stsd, 0, sizeof(tps_data_t));
memset(&btsd, 0, sizeof(tps_data_t));
if(tps_get_xbranch(msg, &xvbranch)<0) {
LM_DBG("no x-branch header - nothing to do\n");
return 0;
}
if(tps_pack_message(msg, &mtsd)<0) {
LM_ERR("failed to extract and pack the headers\n");
return -1;
}
mtsd.x_vbranch1 = xvbranch;
tps_remove_xbranch(msg);
if(get_cseq(msg)->method_id==METHOD_MESSAGE) {
tps_remove_headers(msg, HDR_RECORDROUTE_T);
tps_remove_headers(msg, HDR_CONTACT_T);
return 0;
}
lkey = msg->callid->body;
tps_storage_lock_get(&lkey);
if(tps_storage_load_branch(msg, &mtsd, &btsd)<0) {
goto error;
}
LM_DBG("loaded dialog a_uuid [%.*s]\n",
btsd.a_uuid.len, ZSW(btsd.a_uuid.s));
if(tps_storage_load_dialog(msg, &btsd, &stsd)<0) {
goto error;
}
tps_storage_lock_release(&lkey);
tps_remove_headers(msg, HDR_RECORDROUTE_T);
tps_remove_headers(msg, HDR_CONTACT_T);
if(direction==TPS_DIR_UPSTREAM) {
tps_reinsert_contact(msg, &stsd, &stsd.as_contact);
} else {
tps_reinsert_contact(msg, &stsd, &stsd.bs_contact);
}
tps_reappend_rr(msg, &btsd, &btsd.x_rr);
return 0;
error:
tps_storage_lock_release(&lkey);
return -1;
}
int tps_response_received(sip_msg_t *msg)
{
tps_data_t mtsd;
tps_data_t stsd;
tps_data_t btsd;
str lkey;
str ftag;
uint32_t direction;
LM_DBG("handling incoming response\n");
if(msg->first_line.u.reply.statuscode==100) {
/* nothing to do - it should be absorbed */
return 0;
}
memset(&mtsd, 0, sizeof(tps_data_t));
memset(&stsd, 0, sizeof(tps_data_t));
memset(&btsd, 0, sizeof(tps_data_t));
lkey = msg->callid->body;
if(tps_pack_message(msg, &mtsd)<0) {
LM_ERR("failed to extract and pack the headers\n");
return -1;
}
tps_storage_lock_get(&lkey);
if(tps_storage_load_branch(msg, &mtsd, &btsd)<0) {
goto error;
}
LM_DBG("loaded dialog a_uuid [%.*s]\n",
btsd.a_uuid.len, ZSW(btsd.a_uuid.s));
if(tps_storage_load_dialog(msg, &btsd, &stsd)<0) {
goto error;
}
/* detect direction - get from-tag */
if(parse_from_header(msg)<0 || msg->from==NULL) {
LM_ERR("failed getting 'from' header!\n");
goto error;
}
ftag = get_from(msg)->tag_value;
if(stsd.a_tag.len!=ftag.len) {
direction = TPS_DIR_UPSTREAM;
} else {
if(memcmp(stsd.a_tag.s, ftag.s, ftag.len)==0) {
direction = TPS_DIR_DOWNSTREAM;
} else {
direction = TPS_DIR_UPSTREAM;
}
}
mtsd.direction = direction;
if(tps_storage_update_branch(msg, &mtsd, &btsd)<0) {
goto error;
}
if(tps_storage_update_dialog(msg, &mtsd, &stsd)<0) {
goto error;
}
tps_storage_lock_release(&lkey);
tps_reappend_via(msg, &btsd, &btsd.x_via);
tps_reappend_rr(msg, &btsd, &btsd.s_rr);
tps_reappend_rr(msg, &btsd, &btsd.x_rr);
tps_append_xbranch(msg, &mtsd.x_vbranch1);
return 0;
error:
tps_storage_lock_release(&lkey);
return -1;
}
int tps_request_sent(sip_msg_t *msg, int dialog, int local)
{
tps_data_t mtsd;
tps_data_t btsd;
tps_data_t stsd;
tps_data_t *ptsd;
str lkey;
str xuuid;
int direction = TPS_DIR_DOWNSTREAM;
LM_DBG("handling outgoing request\n");
memset(&mtsd, 0, sizeof(tps_data_t));
memset(&btsd, 0, sizeof(tps_data_t));
memset(&stsd, 0, sizeof(tps_data_t));
ptsd = &mtsd;
if(tps_pack_message(msg, &mtsd)<0) {
LM_ERR("failed to extract and pack the headers\n");
return -1;
}
if(dialog!=0) {
if(tps_get_xuuid(msg, &xuuid)<0) {
LM_DBG("no x-uuid header - nothing to do\n");
return 0;
}
mtsd.a_uuid = xuuid;
tps_remove_xuuid(msg);
}
lkey = msg->callid->body;
tps_storage_lock_get(&lkey);
if(tps_storage_load_branch(msg, &mtsd, &btsd)!=0) {
if(tps_storage_record(msg, ptsd, dialog)<0) {
goto error;
}
} else {
ptsd = &btsd;
}
if(dialog!=0) {
if(tps_storage_load_dialog(msg, &mtsd, &stsd)==0) {
ptsd = &stsd;
}
}
/* local generated requests */
if(local) {
/* ACK and CANCEL go downstream */
if(get_cseq(msg)->method_id==METHOD_ACK
|| get_cseq(msg)->method_id==METHOD_CANCEL
|| local==2) {
// ts_mask_callid(&msg);
goto done;
} else {
/* should be for upstream */
goto done;
}
}
tps_remove_headers(msg, HDR_RECORDROUTE_T);
tps_remove_headers(msg, HDR_CONTACT_T);
tps_remove_headers(msg, HDR_VIA_T);
tps_reinsert_via(msg, &mtsd, &mtsd.x_via1);
if(direction==TPS_DIR_UPSTREAM) {
tps_reinsert_contact(msg, ptsd, &ptsd->as_contact);
} else {
tps_reinsert_contact(msg, ptsd, &ptsd->bs_contact);
}
if(dialog!=0) {
tps_storage_end_dialog(msg, &mtsd, ptsd);
}
done:
tps_storage_lock_release(&lkey);
return 0;
error:
tps_storage_lock_release(&lkey);
return -1;
}
int tps_request_received(sip_msg_t *msg, int dialog)
{
tps_data_t mtsd;
tps_data_t stsd;
str lkey;
str ftag;
str nuri;
uint32_t direction = TPS_DIR_DOWNSTREAM;
int ret;
LM_DBG("handling incoming request\n");
if(dialog==0) {
/* nothing to do for initial request */
return 0;
}
memset(&mtsd, 0, sizeof(tps_data_t));
memset(&stsd, 0, sizeof(tps_data_t));
if(tps_pack_message(msg, &mtsd)<0) {
LM_ERR("failed to extract and pack the headers\n");
return -1;
}
ret = tps_dlg_message_update(msg, &mtsd);
if(ret<0) {
LM_ERR("failed to update on dlg message\n");
return -1;
}
lkey = msg->callid->body;
tps_storage_lock_get(&lkey);
if(tps_storage_load_dialog(msg, &mtsd, &stsd)<0) {
goto error;
}
/* detect direction - get from-tag */
if(parse_from_header(msg)<0 || msg->from==NULL) {
LM_ERR("failed getting 'from' header!\n");
goto error;
}
ftag = get_from(msg)->tag_value;
if(stsd.a_tag.len!=ftag.len) {
direction = TPS_DIR_UPSTREAM;
} else {
if(memcmp(stsd.a_tag.s, ftag.s, ftag.len)==0) {
direction = TPS_DIR_DOWNSTREAM;
} else {
direction = TPS_DIR_UPSTREAM;
}
}
mtsd.direction = direction;
tps_storage_lock_release(&lkey);
if(direction == TPS_DIR_UPSTREAM) {
nuri = stsd.a_contact;
} else {
nuri = stsd.b_contact;
}
if(nuri.len>0) {
if(rewrite_uri(msg, &nuri)<0) {
LM_ERR("failed to update r-uri\n");
return -1;
}
}
if(tps_reappend_route(msg, &stsd, &stsd.s_rr,
(direction==TPS_DIR_UPSTREAM)?0:1)<0) {
LM_ERR("failed to reappend s-route\n");
return -1;
}
if(direction == TPS_DIR_UPSTREAM) {
if(tps_reappend_route(msg, &stsd, &stsd.a_rr, 0)<0) {
LM_ERR("failed to reappend a-route\n");
return -1;
}
} else {
if(tps_reappend_route(msg, &stsd, &stsd.b_rr, 0)<0) {
LM_ERR("failed to reappend b-route\n");
return -1;
}
}
if(dialog!=0) {
tps_append_xuuid(msg, &stsd.a_uuid);
}
return 0;
error:
tps_storage_lock_release(&lkey);
return -1;
}
