int BrpcCtrlInterface::send(const AmSipRequest &amReq, char *serKey, unsigned int &serKeyLen)
{
int ret = -1;
brpc_t *req, *rpl = NULL;
brpc_int_t *code;
brpc_str_t *ser_opaque;
if (amReq.method == "CANCEL") {
req = build_cancel(amReq);
} else if (amReq.method == "ACK") {
ERROR("ACK support not yet implemented.\n");
return -1;
} else {
req = build_request(amReq, as_id);
}
if (! req)
return -1;
rpl = rpcExecute(req);
req = NULL;
if (! rpl)
goto end;
if (! brpc_dsm(rpl, FMT_RPL, &code, &ser_opaque)) {
ERROR("failed to disassebmle SER's response: %s [%d].\n", brpc_strerror(),
brpc_errno);
goto end;
}
if ((! code) || (! ser_opaque)) {
ERROR("unexpected NULLs in SER's response (code@%p, opaque@%p).\n",
code, ser_opaque);
goto end;
}
if (300 <= *code) {
ERROR("RPC request failed with code: %d, status: '%.*s'.\n", *code,
/*misleading var. name!*/BRPC_STR_FMT(ser_opaque));
goto end;
}
DBG("SER's opaque/reason: `%.*s'.\n", BRPC_STR_FMT(ser_opaque));
//len must be fed, as the opaque could contain 0s
memcpy(serKey, ser_opaque->val, ser_opaque->len);
serKeyLen = ser_opaque->len;
ret = 0;
end:
if (req)
brpc_finish(req);
if (rpl)
brpc_finish(rpl);
return ret;
}
void cancel_branch( struct cell *t, int branch )
{
char *cancel;
unsigned int len;
struct retr_buf *crb, *irb;
crb=&t->uac[branch].local_cancel;
irb=&t->uac[branch].request;
# ifdef EXTRA_DEBUG
if (crb->buffer.s!=0 && crb->buffer.s!=BUSY_BUFFER) {
LM_CRIT("attempt to rewrite cancel buffer failed\n");
abort();
}
# endif
cancel=build_cancel(t, branch, &len);
if (!cancel) {
LM_ERR("attempt to build a CANCEL failed\n");
return;
}
/* install cancel now */
crb->buffer.s=cancel;
crb->buffer.len=len;
crb->dst=irb->dst;
crb->branch=branch;
/* label it as cancel so that FR timer can better now how
* to deal with it */
crb->activ_type=TYPE_LOCAL_CANCEL;
if ( has_tran_tmcbs( t, TMCB_REQUEST_BUILT) ) {
set_extra_tmcb_params( &crb->buffer, &crb->dst);
run_trans_callbacks( TMCB_REQUEST_BUILT, t, t->uas.request,0,
-t->uas.request->REQ_METHOD);
}
LM_DBG("sending cancel...\n");
SEND_BUFFER( crb );
/*sets and starts the FINAL RESPONSE timer */
start_retr( crb );
}
