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2 * Copyright (c) 2008, 2009 Nicira Networks.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 #define SOCKET_UTIL_H 1
20 #include <sys/types.h>
21 #include <netinet/in.h>
24 int set_nonblocking(int fd
);
25 int get_max_fds(void);
26 int lookup_ip(const char *host_name
, struct in_addr
*address
);
27 int get_socket_error(int sock
);
28 int check_connection_completion(int fd
);
29 int drain_rcvbuf(int fd
);
30 void drain_fd(int fd
, size_t n_packets
);
31 int make_unix_socket(int style
, bool nonblock
, bool passcred
,
32 const char *bind_path
, const char *connect_path
);
33 int get_unix_name_len(socklen_t sun_len
);
34 uint32_t guess_netmask(uint32_t ip
);
35 int get_null_fd(void);
37 int tcp_open_active(const char *target
, uint16_t default_port
,
38 struct sockaddr_in
*sinp
, int *fdp
);
39 int tcp_open_passive(const char *target
, uint16_t default_port
);
41 int read_fully(int fd
, void *, size_t, size_t *bytes_read
);
42 int write_fully(int fd
, const void *, size_t, size_t *bytes_written
);
44 #endif /* socket-util.h */