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718e3744 | 1 | /* |
2 | * Network library header. | |
3 | * Copyright (C) 1998 Kunihiro Ishiguro | |
4 | * | |
5 | * This file is part of GNU Zebra. | |
6 | * | |
7 | * GNU Zebra is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2, or (at your option) any | |
10 | * later version. | |
11 | * | |
12 | * GNU Zebra is distributed in the hope that it will be useful, but | |
13 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License | |
18 | * along with GNU Zebra; see the file COPYING. If not, write to the Free | |
19 | * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA | |
20 | * 02111-1307, USA. | |
21 | */ | |
22 | ||
23 | #ifndef _ZEBRA_NETWORK_H | |
24 | #define _ZEBRA_NETWORK_H | |
25 | ||
a269d613 | 26 | /* Both readn and writen are deprecated and will be removed. They are not |
27 | suitable for use with non-blocking file descriptors. | |
28 | */ | |
8cc4198f | 29 | extern int readn (int, u_char *, int); |
30 | extern int writen (int, const u_char *, int); | |
718e3744 | 31 | |
a269d613 | 32 | /* Set the file descriptor to use non-blocking I/O. Returns 0 for success, |
33 | -1 on error. */ | |
34 | extern int set_nonblocking(int fd); | |
35 | ||
d7e2a818 | 36 | /* Does the I/O error indicate that the operation should be retried later? */ |
37 | #define ERRNO_IO_RETRY(EN) \ | |
38 | (((EN) == EAGAIN) || ((EN) == EWOULDBLOCK) || ((EN) == EINTR)) | |
39 | ||
16f1b9ee OD |
40 | extern float htonf (float); |
41 | extern float ntohf (float); | |
42 | ||
718e3744 | 43 | #endif /* _ZEBRA_NETWORK_H */ |