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authorCorinna Vinschen <corinna@vinschen.de>2009-12-02 18:23:03 +0300
committerCorinna Vinschen <corinna@vinschen.de>2009-12-02 18:23:03 +0300
commit2bc3381e5c9922ba6013c8b8cc7809d49057d4d4 (patch)
tree8e09307dc9a4a57460e4935538f26e4b2601fda0 /winsup/cygwin/fhandler_socket.cc
parent39276d4bceae7c91479f7e691a833a3991b8ed79 (diff)
* fhandler_socket.cc (send_internal): Don't split datagram messages
into pieces. * syslog.cc (vsyslog): Set default facility to LOG_USER if it hasn't been set yet.
Diffstat (limited to 'winsup/cygwin/fhandler_socket.cc')
-rw-r--r--winsup/cygwin/fhandler_socket.cc14
1 files changed, 10 insertions, 4 deletions
diff --git a/winsup/cygwin/fhandler_socket.cc b/winsup/cygwin/fhandler_socket.cc
index 5f22d7da1..98a64ae1f 100644
--- a/winsup/cygwin/fhandler_socket.cc
+++ b/winsup/cygwin/fhandler_socket.cc
@@ -1613,8 +1613,10 @@ fhandler_socket::send_internal (struct _WSAMSG *wsamsg, int flags)
for (DWORD i = 0; i < wsamsg->dwBufferCount;
off >= wsamsg->lpBuffers[i].len && (++i, off = 0))
{
- /* FIXME? Use the same technique in call to WSASendMsg? */
- if (!use_sendmsg)
+ /* CV 2009-12-02: Don't split datagram messages. */
+ /* FIXME: Look for a way to split a message into the least number of
+ pieces to minimize the number of WsaSendTo calls. */
+ if (get_socket_type () == SOCK_STREAM)
{
buf.buf = wsamsg->lpBuffers[i].buf + off;
buf.len = wsamsg->lpBuffers[i].len - off;
@@ -1627,9 +1629,13 @@ fhandler_socket::send_internal (struct _WSAMSG *wsamsg, int flags)
{
if (use_sendmsg)
res = WSASendMsg (get_socket (), wsamsg, flags, &ret, NULL, NULL);
- else
+ else if (get_socket_type () == SOCK_STREAM)
res = WSASendTo (get_socket (), &buf, 1, &ret, flags,
wsamsg->name, wsamsg->namelen, NULL, NULL);
+ else
+ res = WSASendTo (get_socket (), wsamsg->lpBuffers,
+ wsamsg->dwBufferCount, &ret, flags,
+ wsamsg->name, wsamsg->namelen, NULL, NULL);
if (res && (err = WSAGetLastError ()) == WSAEWOULDBLOCK)
{
LOCK_EVENTS;
@@ -1644,7 +1650,7 @@ fhandler_socket::send_internal (struct _WSAMSG *wsamsg, int flags)
{
off += ret;
sum += ret;
- if (use_sendmsg)
+ if (get_socket_type () != SOCK_STREAM)
break;
}
else if (is_nonblocking () || err != WSAEWOULDBLOCK)