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f125905cdd
The changes allow the user to specify a separate dscp value for the controller connection and the manager connection. The value will take effect on resetting the connections. If no value is specified a default value of 192 is chosen for each of the connections. Feature #10074 Requested-by: Rajiv Ramanathan <rramanathan@nicira.com> Signed-off-by: Mehak Mahajan <mmahajan@nicira.com>
78 lines
2.7 KiB
C
78 lines
2.7 KiB
C
/*
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* Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef SOCKET_UTIL_H
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#define SOCKET_UTIL_H 1
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#include <sys/types.h>
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#include <sys/socket.h>
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#include <sys/time.h>
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#include <netinet/in.h>
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#include <stdbool.h>
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#include "openvswitch/types.h"
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#include <netinet/ip.h>
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int set_nonblocking(int fd);
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int get_max_fds(void);
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int lookup_ip(const char *host_name, struct in_addr *address);
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int lookup_ipv6(const char *host_name, struct in6_addr *address);
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int lookup_hostname(const char *host_name, struct in_addr *);
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int get_socket_error(int sock);
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int get_socket_rcvbuf(int sock);
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int check_connection_completion(int fd);
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int drain_rcvbuf(int fd);
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void drain_fd(int fd, size_t n_packets);
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int make_unix_socket(int style, bool nonblock, bool passcred,
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const char *bind_path, const char *connect_path);
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int get_unix_name_len(socklen_t sun_len);
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ovs_be32 guess_netmask(ovs_be32 ip);
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int get_null_fd(void);
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bool inet_parse_active(const char *target, uint16_t default_port,
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struct sockaddr_in *sinp);
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int inet_open_active(int style, const char *target, uint16_t default_port,
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struct sockaddr_in *sinp, int *fdp, uint8_t dscp);
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bool inet_parse_passive(const char *target, int default_port,
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struct sockaddr_in *sinp);
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int inet_open_passive(int style, const char *target, int default_port,
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struct sockaddr_in *sinp, uint8_t dscp);
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int read_fully(int fd, void *, size_t, size_t *bytes_read);
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int write_fully(int fd, const void *, size_t, size_t *bytes_written);
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int fsync_parent_dir(const char *file_name);
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int get_mtime(const char *file_name, struct timespec *mtime);
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void xpipe(int fds[2]);
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char *describe_fd(int fd);
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/* Default value of dscp bits for connection between controller and manager.
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* Value of IPTOS_PREC_INTERNETCONTROL = 0xc0 which is defined
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* in <netinet/ip.h> is used. */
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#define DSCP_DEFAULT IPTOS_PREC_INTERNETCONTROL
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/* Invalid dscp value. If the dscp value will not be used, the dscp value
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* passed must be invalid. Set to 0xFF as the TOS bits passed can only be
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* 6 bits. */
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#define DSCP_INVALID 0xFF
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#endif /* socket-util.h */
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