/*
* Copyright (c) 2008, 2009 Nicira Networks.
*
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
*
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
*/
#include <config.h>
static int
new_tcp_vconn(const char *name, int fd, int connect_status,
- const struct sockaddr_in *sin, struct vconn **vconnp)
+ const struct sockaddr_in *remote, struct vconn **vconnp)
{
+ struct sockaddr_in local;
+ socklen_t local_len = sizeof local;
int on = 1;
int retval;
+ /* Get the local IP and port information */
+ retval = getsockname(fd, (struct sockaddr *)&local, &local_len);
+ if (retval) {
+ memset(&local, 0, sizeof local);
+ }
+
retval = setsockopt(fd, IPPROTO_TCP, TCP_NODELAY, &on, sizeof on);
if (retval) {
VLOG_ERR("%s: setsockopt(TCP_NODELAY): %s", name, strerror(errno));
return errno;
}
- return new_stream_vconn(name, fd, connect_status, sin->sin_addr.s_addr,
- true, vconnp);
+ retval = new_stream_vconn(name, fd, connect_status, NULL, vconnp);
+ if (!retval) {
+ struct vconn *vconn = *vconnp;
+ vconn_set_remote_ip(vconn, remote->sin_addr.s_addr);
+ vconn_set_remote_port(vconn, remote->sin_port);
+ vconn_set_local_ip(vconn, local.sin_addr.s_addr);
+ vconn_set_local_port(vconn, local.sin_port);
+ }
+ return retval;
}
static int
tcp_open(const char *name, char *suffix, struct vconn **vconnp)
{
- char *save_ptr;
- const char *host_name;
- const char *port_string;
struct sockaddr_in sin;
- int retval;
- int fd;
-
- /* Glibc 2.7 has a bug in strtok_r when compiling with optimization that
- * can cause segfaults here:
- * http://sources.redhat.com/bugzilla/show_bug.cgi?id=5614.
- * Using "::" instead of the obvious ":" works around it. */
- host_name = strtok_r(suffix, "::", &save_ptr);
- port_string = strtok_r(NULL, "::", &save_ptr);
- if (!host_name) {
- ovs_error(0, "%s: bad peer name format", name);
- return EAFNOSUPPORT;
- }
+ int fd, error;
- memset(&sin, 0, sizeof sin);
- sin.sin_family = AF_INET;
- if (lookup_ip(host_name, &sin.sin_addr)) {
- return ENOENT;
- }
- sin.sin_port = htons(port_string ? atoi(port_string) : OFP_TCP_PORT);
-
- fd = socket(AF_INET, SOCK_STREAM, 0);
- if (fd < 0) {
- VLOG_ERR("%s: socket: %s", name, strerror(errno));
- return errno;
- }
-
- retval = set_nonblocking(fd);
- if (retval) {
- close(fd);
- return retval;
- }
-
- retval = connect(fd, (struct sockaddr *) &sin, sizeof sin);
- if (retval < 0) {
- if (errno == EINPROGRESS) {
- return new_tcp_vconn(name, fd, EAGAIN, &sin, vconnp);
- } else {
- int error = errno;
- VLOG_ERR("%s: connect: %s", name, strerror(error));
- close(fd);
- return error;
- }
+ error = inet_open_active(SOCK_STREAM, suffix, OFP_TCP_PORT, &sin, &fd);
+ if (fd >= 0) {
+ return new_tcp_vconn(name, fd, error, &sin, vconnp);
} else {
- return new_tcp_vconn(name, fd, 0, &sin, vconnp);
+ VLOG_ERR("%s: connect: %s", name, strerror(error));
+ return error;
}
}
struct vconn **vconnp);
static int
-ptcp_open(const char *name, char *suffix, struct pvconn **pvconnp)
+ptcp_open(const char *name UNUSED, char *suffix, struct pvconn **pvconnp)
{
- struct sockaddr_in sin;
- int retval;
int fd;
- unsigned int yes = 1;
- fd = socket(AF_INET, SOCK_STREAM, 0);
+ fd = inet_open_passive(SOCK_STREAM, suffix, OFP_TCP_PORT);
if (fd < 0) {
- VLOG_ERR("%s: socket: %s", name, strerror(errno));
- return errno;
- }
-
- if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof yes) < 0) {
- VLOG_ERR("%s: setsockopt(SO_REUSEADDR): %s", name, strerror(errno));
- return errno;
- }
-
- memset(&sin, 0, sizeof sin);
- sin.sin_family = AF_INET;
- sin.sin_addr.s_addr = htonl(INADDR_ANY);
- sin.sin_port = htons(atoi(suffix) ? atoi(suffix) : OFP_TCP_PORT);
- retval = bind(fd, (struct sockaddr *) &sin, sizeof sin);
- if (retval < 0) {
- int error = errno;
- VLOG_ERR("%s: bind: %s", name, strerror(error));
- close(fd);
- return error;
+ return -fd;
+ } else {
+ return new_pstream_pvconn("ptcp", fd, ptcp_accept, NULL, pvconnp);
}
-
- return new_pstream_pvconn("ptcp", fd, ptcp_accept, pvconnp);
}
static int