mirror of
https://github.com/openvswitch/ovs
synced 2025-08-23 02:17:42 +00:00
e731d71bf4
Does not add IPv6 support for in-band control. Co-authored-by: Ben Pfaff <blp@nicira.com> Signed-off-by: Nandan Nivgune <nandan.nivgune@calsoftinc.com> Signed-off-by: Abhijit Bhopatkar <abhijit.bhopatkar@calsoftinc.com> Signed-off-by: Arun Sharma <arun.sharma@calsoftinc.com> Signed-off-by: Ben Pfaff <blp@nicira.com>
91 lines
3.2 KiB
C
91 lines
3.2 KiB
C
/*
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* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc.
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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/in_systm.h>
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#include <netinet/ip.h>
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int set_nonblocking(int fd);
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void xset_nonblocking(int fd);
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int set_dscp(int fd, uint8_t dscp);
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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_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,
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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_storage *ssp);
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int inet_open_active(int style, const char *target, uint16_t default_port,
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struct sockaddr_storage *ssp, 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_storage *ssp);
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int inet_open_passive(int style, const char *target, int default_port,
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struct sockaddr_storage *ssp, 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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void xpipe_nonblocking(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 >> 2)
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/* Helpers for calling ioctl() on an AF_INET socket. */
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struct ifreq;
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int af_inet_ioctl(unsigned long int command, const void *arg);
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int af_inet_ifreq_ioctl(const char *name, struct ifreq *,
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unsigned long int cmd, const char *cmd_name);
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/* Functions for working with sockaddr_storage that might contain an IPv4 or
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* IPv6 address. */
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uint16_t ss_get_port(const struct sockaddr_storage *);
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#define SS_NTOP_BUFSIZE (1 + INET6_ADDRSTRLEN + 1)
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char *ss_format_address(const struct sockaddr_storage *,
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char *buf, size_t bufsize);
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size_t ss_length(const struct sockaddr_storage *);
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#endif /* socket-util.h */
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