1 /* $NetBSD: prog_ops.h,v 1.1 2015/08/06 14:45:54 ozaki-r Exp $ */ 2 3 /* 4 * Copyright (c) 2015 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _PROG_OPS_H_ 30 #define _PROG_OPS_H_ 31 32 #include <sys/types.h> 33 34 #ifndef CRUNCHOPS 35 struct prog_ops { 36 int (*op_init)(void); 37 38 int (*op_socket)(int, int, int); 39 int (*op_setsockopt)(int, int, int, const void *, socklen_t); 40 int (*op_getsockname)(int, struct sockaddr * restrict, 41 socklen_t * restrict); 42 43 int (*op_poll)(struct pollfd *, nfds_t, int); 44 45 ssize_t (*op_recvmsg)(int, struct msghdr *, int); 46 ssize_t (*op_sendmsg)(int, const struct msghdr *, int); 47 48 int (*op_connect)(int, const struct sockaddr *, socklen_t); 49 int (*op_close)(int); 50 51 uid_t (*op_getuid)(void); 52 int (*op_setuid)(uid_t); 53 int (*op_seteuid)(uid_t); 54 }; 55 extern const struct prog_ops prog_ops; 56 57 #define prog_init prog_ops.op_init 58 #define prog_socket prog_ops.op_socket 59 #define prog_setsockopt prog_ops.op_setsockopt 60 #define prog_getsockname prog_ops.op_getsockname 61 #define prog_shutdown prog_ops.op_shutdown 62 #define prog_poll prog_ops.op_poll 63 #define prog_recvmsg prog_ops.op_recvmsg 64 #define prog_sendmsg prog_ops.op_sendmsg 65 #define prog_connect prog_ops.op_connect 66 #define prog_close prog_ops.op_close 67 #define prog_getuid prog_ops.op_getuid 68 #define prog_setuid prog_ops.op_setuid 69 #define prog_seteuid prog_ops.op_seteuid 70 #else 71 #define prog_init ((int (*)(void))NULL) 72 #define prog_socket socket 73 #define prog_setsockopt setsockopt 74 #define prog_getsockname getsockname 75 #define prog_shutdown shutdown 76 #define prog_poll poll 77 #define prog_recvmsg recvmsg 78 #define prog_sendmsg sendmsg 79 #define prog_connect connect 80 #define prog_close close 81 #define prog_getuid getuid 82 #define prog_setuid setuid 83 #define prog_seteuid seteuid 84 #endif 85 86 #endif /* _PROG_OPS_H_ */ 87