Changeset 16291 in vbox for trunk/src/VBox/Devices/Network/slirp/socket.c

Timestamp:

Jan 28, 2009 2:36:37 AM (16 years ago)

Author:

vboxsync

Message:

NAT: multi threading.
Introduces set of macroces to use locking/unlocking/creating/destroing mutexes
Also every socket enqueueing is accomponement with lock creation
(it doen't work yet, compilable on Windows don't know about Linux)

File:

• trunk/src/VBox/Devices/Network/slirp/socket.c (modified) (4 diffs)

trunk/src/VBox/Devices/Network/slirp/socket.c

@@ -72 +72 @@
 /*
  * remque and free a socket, clobber cache
+ * VBOX_WITH_SLIRP_MT: before sofree queue should be locked, because 
+ *      in sofree we don't know from which queue item beeing removed. 
  */
 void
@@ -87 +89 @@
     if(so->so_next && so->so_prev)
         remque(pData, so);  /* crashes if so is not in a queue */
+
+    SOCKET_UNLOCK(so);
+    SOCKET_LOCK_DESTROY(so);
 
     RTMemFree(so);
@@ -644 +649 @@
         return NULL;
     }
+
+    SOCKET_LOCK_CREATE(so); 
+    SOCKET_LOCK(so);
+    QSOCKET_LOCK(tcb);
     insque(pData, so,&tcb);
+    QSOCKET_UNLOCK(tcb);
 
     /*
@@ -674 +684 @@
         int tmperrno = errno; /* Don't clobber the real reason we failed */
         close(s);
+        QSOCKET_LOCK(tcb);
         sofree(pData, so);
+        QSOCKET_UNLOCK(tcb);
         /* Restore the real errno */
         errno = tmperrno;