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authorRemko Tronçon <git@el-tramo.be>2009-12-03 20:06:33 (GMT)
committerRemko Tronçon <git@el-tramo.be>2009-12-03 20:06:33 (GMT)
commit5df50c35e1baeee517a0895a2c8a2cc2052b087f (patch)
treeb9d90fd123ec251ebb930cfcfaa2ffc805433812 /3rdParty/CAres/src/ares__close_sockets.c
parent9b3edba27b8683f1a87ad66ee05802dd93bbbdfc (diff)
downloadswift-contrib-5df50c35e1baeee517a0895a2c8a2cc2052b087f.zip
swift-contrib-5df50c35e1baeee517a0895a2c8a2cc2052b087f.tar.bz2
Added C-Ares.
Diffstat (limited to '3rdParty/CAres/src/ares__close_sockets.c')
-rw-r--r--3rdParty/CAres/src/ares__close_sockets.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/3rdParty/CAres/src/ares__close_sockets.c b/3rdParty/CAres/src/ares__close_sockets.c
new file mode 100644
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--- /dev/null
+++ b/3rdParty/CAres/src/ares__close_sockets.c
@@ -0,0 +1,67 @@
+/* $Id: ares__close_sockets.c,v 1.10 2009-11-02 11:55:53 yangtse Exp $ */
+
+/* Copyright 1998 by the Massachusetts Institute of Technology.
+ *
+ * Permission to use, copy, modify, and distribute this
+ * software and its documentation for any purpose and without
+ * fee is hereby granted, provided that the above copyright
+ * notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting
+ * documentation, and that the name of M.I.T. not be used in
+ * advertising or publicity pertaining to distribution of the
+ * software without specific, written prior permission.
+ * M.I.T. makes no representations about the suitability of
+ * this software for any purpose. It is provided "as is"
+ * without express or implied warranty.
+ */
+
+#include "ares_setup.h"
+
+#include <stdlib.h>
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include "ares.h"
+#include "ares_private.h"
+
+void ares__close_sockets(ares_channel channel, struct server_state *server)
+{
+ struct send_request *sendreq;
+
+ /* Free all pending output buffers. */
+ while (server->qhead)
+ {
+ /* Advance server->qhead; pull out query as we go. */
+ sendreq = server->qhead;
+ server->qhead = sendreq->next;
+ if (sendreq->data_storage != NULL)
+ free(sendreq->data_storage);
+ free(sendreq);
+ }
+ server->qtail = NULL;
+
+ /* Reset any existing input buffer. */
+ if (server->tcp_buffer)
+ free(server->tcp_buffer);
+ server->tcp_buffer = NULL;
+ server->tcp_lenbuf_pos = 0;
+
+ /* Reset brokenness */
+ server->is_broken = 0;
+
+ /* Close the TCP and UDP sockets. */
+ if (server->tcp_socket != ARES_SOCKET_BAD)
+ {
+ SOCK_STATE_CALLBACK(channel, server->tcp_socket, 0, 0);
+ sclose(server->tcp_socket);
+ server->tcp_socket = ARES_SOCKET_BAD;
+ server->tcp_connection_generation = ++channel->tcp_connection_generation;
+ }
+ if (server->udp_socket != ARES_SOCKET_BAD)
+ {
+ SOCK_STATE_CALLBACK(channel, server->udp_socket, 0, 0);
+ sclose(server->udp_socket);
+ server->udp_socket = ARES_SOCKET_BAD;
+ }
+}