Changeset 1463 for pjproject/trunk/pjsip/src/pjsip/sip_transaction.c

Timestamp:

Sep 30, 2007 4:50:27 PM (17 years ago)

Author:

bennylp

Message:

Ticket #385: Support for reliable provisional response (100rel, PRACK)

File:

• pjproject/trunk/pjsip/src/pjsip/sip_transaction.c (modified) (1 diff)

pjproject/trunk/pjsip/src/pjsip/sip_transaction.c

@@ -1816 +1816 @@
 
 /*
+ * Manually retransmit the last messagewithout updating the transaction state.
+ */
+PJ_DEF(pj_status_t) pjsip_tsx_retransmit_no_state(pjsip_transaction *tsx,
+                                                  pjsip_tx_data *tdata)
+{
+    struct tsx_lock_data lck;
+    pj_status_t status;
+
+    lock_tsx(tsx, &lck);
+    if (tdata == NULL) {
+        tdata = tsx->last_tx;
+    }
+    status = tsx_send_msg(tsx, tdata);
+    unlock_tsx(tsx, &lck);
+
+    /* Only decrement reference counter when it returns success.
+     * (This is the specification from the .PDF design document).
+     */
+    if (status == PJ_SUCCESS) {
+        pjsip_tx_data_dec_ref(tdata);
+    }
+
+    return status;
+}
+
+
+/*
  * Retransmit last message sent.
  */