static inline struct sip_msg* buf_to_sip_msg(char *buf, unsigned int len,
dlg_t *dialog)
{
static struct sip_msg req;
memset( &req, 0, sizeof(req) );
req.id = get_next_msg_no();
req.buf = buf;
req.len = len;
if (parse_msg(buf, len, &req)!=0) {
LM_CRIT("BUG - buffer parsing failed!");
return NULL;
}
/* populate some special fields in sip_msg */
req.set_global_address=default_global_address;
req.set_global_port=default_global_port;
req.force_send_socket = dialog->send_sock;
if (set_dst_uri(&req, dialog->hooks.next_hop)) {
LM_ERR("failed to set dst_uri");
free_sip_msg(&req);
return NULL;
}
req.rcv.proto = dialog->send_sock->proto;
req.rcv.src_ip = req.rcv.dst_ip = dialog->send_sock->address;
req.rcv.src_port = req.rcv.dst_port = dialog->send_sock->port_no;
req.rcv.bind_address = dialog->send_sock;
return &req;
}
static inline int fake_req(struct sip_msg *faked_req, struct sip_msg *shm_msg,
struct ua_server *uas, struct ua_client *uac)
{
/* on_negative_reply faked msg now copied from shmem msg (as opposed
* to zero-ing) -- more "read-only" actions (exec in particular) will
* work from reply_route as they will see msg->from, etc.; caution,
* rw actions may append some pkg stuff to msg, which will possibly be
* never released (shmem is released in a single block) */
memcpy( faked_req, shm_msg, sizeof(struct sip_msg));
/* if we set msg_id to something different from current's message
* id, the first t_fork will properly clean new branch URIs */
faked_req->id = get_next_msg_no();
/* msg->parsed_uri_ok must be reset since msg_parsed_uri is
* not cloned (and cannot be cloned) */
faked_req->parsed_uri_ok = 0;
/* new_uri can change -- make a private copy */
faked_req->new_uri.s=pkg_malloc( uac->uri.len+1 );
if (!faked_req->new_uri.s) {
LM_ERR("no uri/pkg mem\n");
goto error;
}
faked_req->new_uri.len = uac->uri.len;
memcpy( faked_req->new_uri.s, uac->uri.s, uac->uri.len);
faked_req->new_uri.s[faked_req->new_uri.len]=0;
faked_req->parsed_uri_ok = 0;
/* we could also restore dst_uri, but will be confusing from script,
* so let it set to NULL */
/* set as flags the global flags and the branch flags from the
* elected branch */
faked_req->flags = uas->request->flags;
setb0flags( uac->br_flags);
return 1;
error:
return 0;
}
