1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program 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 version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
37 #ifndef __LIBCFS_USER_TCPIP_H__
38 #define __LIBCFS_USER_TCPIP_H__
40 #ifndef __LIBCFS_LIBCFS_H__
41 #error Do not #include this file directly. #include <libcfs/libcfs.h> instead
49 * Functions to get network interfaces info
52 int libcfs_sock_ioctl(int cmd, unsigned long arg);
53 int libcfs_ipif_query (char *name, int *up, __u32 *ip);
54 void libcfs_ipif_free_enumeration (char **names, int n);
55 int libcfs_ipif_enumerate (char ***namesp);
58 * Network function used by user-land lnet acceptor
61 typedef struct cfs_socket {
65 #define LIBCFS_SOCK2FD(sock) ((sock)->s_fd)
67 int libcfs_sock_listen(cfs_socket_t **sockp, __u32 ip, int port, int backlog);
68 int libcfs_sock_accept(cfs_socket_t **newsockp, cfs_socket_t *sock);
69 int libcfs_sock_read(cfs_socket_t *sock, void *buffer, int nob, int timeout);
70 int libcfs_sock_write(cfs_socket_t *sock, void *buffer, int nob, int timeout);
71 void libcfs_sock_abort_accept(cfs_socket_t *sock);
72 void libcfs_sock_release(cfs_socket_t *sock);
73 int libcfs_sock_getaddr(cfs_socket_t *sock, int remote, __u32 *ip, int *port);
76 * Network functions of common use
79 int libcfs_socketpair(cfs_socket_t **sockp);
80 int libcfs_fcntl_nonblock(cfs_socket_t *sock);
81 int libcfs_sock_set_nagle(cfs_socket_t *sock, int nagle);
82 int libcfs_sock_set_bufsiz(cfs_socket_t *sock, int bufsiz);
83 int libcfs_sock_connect(cfs_socket_t *sock, __u32 ip, __u16 port);
84 int libcfs_sock_writev(cfs_socket_t *sock,
85 const struct iovec *vector, int count);
86 int libcfs_sock_readv(cfs_socket_t *sock,
87 const struct iovec *vector, int count);
88 int libcfs_sock_create(cfs_socket_t **sockp, int *fatal,
89 __u32 local_ip, int local_port);
93 * Macros for easy printing IP-adresses
96 #define NIPQUAD(addr) \
97 ((unsigned char *)&addr)[0], \
98 ((unsigned char *)&addr)[1], \
99 ((unsigned char *)&addr)[2], \
100 ((unsigned char *)&addr)[3]
102 #if defined(__LITTLE_ENDIAN) || defined(_LITTLE_ENDIAN)
103 #define HIPQUAD(addr) \
104 ((unsigned char *)&addr)[3], \
105 ((unsigned char *)&addr)[2], \
106 ((unsigned char *)&addr)[1], \
107 ((unsigned char *)&addr)[0]
108 #elif defined(__BIG_ENDIAN) || defined(_BIG_ENDIAN)
109 #define HIPQUAD NIPQUAD
111 #error "Undefined byteorder??"
112 #endif /* __LITTLE_ENDIAN */
114 #endif /* !__KERNEL__ */