ws2_32: Fix function GetAcceptExSockaddrs.

dlls/ws2_32/socket.c

@@ -1675,13 +1675,13 @@ static NTSTATUS WS2_async_accept( void *arg, IO_STATUS_BLOCK *iosb, NTSTATUS sta
     /* WS2 Spec says size param is extra 16 bytes long...what do we put in it? */
     addr = ((char *)wsa->buf) + wsa->data_len;
     len = wsa->local_len - sizeof(int);
-    WS_getpeername(HANDLE2SOCKET(wsa->accept_socket),
+    WS_getsockname(HANDLE2SOCKET(wsa->accept_socket),
                    (struct WS_sockaddr *)(addr + sizeof(int)), &len);
     *(int *)addr = len;
 
     addr += wsa->local_len;
     len = wsa->remote_len - sizeof(int);
-    WS_getsockname(HANDLE2SOCKET(wsa->accept_socket),
+    WS_getpeername(HANDLE2SOCKET(wsa->accept_socket),
                    (struct WS_sockaddr *)(addr + sizeof(int)), &len);
     *(int *)addr = len;
 

dlls/ws2_32/tests/sock.c

@@ -4495,17 +4495,18 @@ static void test_AcceptEx(void)
     SOCKET acceptor = INVALID_SOCKET;
     SOCKET connector = INVALID_SOCKET;
     SOCKET connector2 = INVALID_SOCKET;
-    struct sockaddr_in bindAddress;
+    struct sockaddr_in bindAddress, peerAddress, *readBindAddress, *readRemoteAddress;
     int socklen;
-    GUID acceptExGuid = WSAID_ACCEPTEX;
+    GUID acceptExGuid = WSAID_ACCEPTEX, getAcceptExGuid = WSAID_GETACCEPTEXSOCKADDRS;
     LPFN_ACCEPTEX pAcceptEx = NULL;
+    LPFN_GETACCEPTEXSOCKADDRS pGetAcceptExSockaddrs = NULL;
     fd_set fds_accept, fds_send;
     struct timeval timeout = {0,10}; /* wait for 10 milliseconds */
     int got, conn1, i;
     DWORD bytesReturned;
     char buffer[1024];
     OVERLAPPED overlapped;
-    int iret;
+    int iret, localSize = sizeof(struct sockaddr_in), remoteSize = localSize;
     BOOL bret;
     DWORD dwret;
 
@@ -4557,6 +4558,13 @@ static void test_AcceptEx(void)
         goto end;
     }
 
+    iret = WSAIoctl(listener, SIO_GET_EXTENSION_FUNCTION_POINTER, &getAcceptExGuid, sizeof(getAcceptExGuid),
+        &pGetAcceptExSockaddrs, sizeof(pGetAcceptExSockaddrs), &bytesReturned, NULL, NULL);
+    if (iret) {
+        skip("WSAIoctl failed to get GetAcceptExSockaddrs with ret %d + errno %d\n", iret, WSAGetLastError());
+        goto end;
+    }
+
     bret = pAcceptEx(INVALID_SOCKET, acceptor, buffer, sizeof(buffer) - 2*(sizeof(struct sockaddr_in) + 16),
         sizeof(struct sockaddr_in) + 16, sizeof(struct sockaddr_in) + 16,
         &bytesReturned, &overlapped);
@@ -4693,6 +4701,26 @@ static void test_AcceptEx(void)
     dwret = WaitForSingleObject(overlapped.hEvent, 0);
     ok(dwret == WAIT_TIMEOUT, "Waiting for accept event timeout failed with %d + errno %d\n", dwret, GetLastError());
 
+    iret = getsockname( connector, (struct sockaddr *)&peerAddress, &remoteSize);
+    ok( !iret, "getsockname failed.\n");
+
+    /* Check if the buffer from AcceptEx is decoded correclty */
+    pGetAcceptExSockaddrs(buffer, 2, sizeof(struct sockaddr_in) + 16, sizeof(struct sockaddr_in) + 16,
+                          (struct sockaddr **)&readBindAddress, &localSize,
+                          (struct sockaddr **)&readRemoteAddress, &remoteSize);
+    ok( readBindAddress->sin_addr.s_addr == bindAddress.sin_addr.s_addr,
+            "Local socket address is different %s != %s\n",
+            inet_ntoa(readBindAddress->sin_addr), inet_ntoa(bindAddress.sin_addr));
+    ok( readBindAddress->sin_port == bindAddress.sin_port,
+            "Local socket port is different: %d != %d\n",
+            readBindAddress->sin_port, bindAddress.sin_port);
+    ok( readRemoteAddress->sin_addr.s_addr == peerAddress.sin_addr.s_addr,
+            "Remote socket address is different %s != %s\n",
+            inet_ntoa(readRemoteAddress->sin_addr), inet_ntoa(peerAddress.sin_addr));
+    ok( readRemoteAddress->sin_port == peerAddress.sin_port,
+            "Remote socket port is different: %d != %d\n",
+            readRemoteAddress->sin_port, peerAddress.sin_port);
+
     iret = send(connector, buffer, 1, 0);
     ok(iret == 1, "could not send 1 byte: send %d errno %d\n", iret, WSAGetLastError());