1 /* 2 * Copyright (C) 2004-2005 3 * Hartmut Brandt. 4 * All rights reserved. 5 * 6 * Author: Harti Brandt <harti@freebsd.org> 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * $Begemot: bsnmp/lib/support.h,v 1.2 2005/10/06 07:14:59 brandt_h Exp $ 30 * 31 * Functions that are missing on certain systems. This header file is not 32 * to be installed. 33 */ 34 #ifndef bsnmp_support_h_ 35 #define bsnmp_support_h_ 36 37 #include <sys/cdefs.h> 38 39 #ifndef HAVE_ERR_H 40 void err(int, const char *, ...) __printflike(2, 3) __dead2; 41 void errx(int, const char *, ...) __printflike(2, 3) __dead2; 42 43 void warn(const char *, ...) __printflike(1, 2); 44 void warnx(const char *, ...) __printflike(1, 2); 45 #endif 46 47 #ifndef HAVE_STRLCPY 48 size_t strlcpy(char *, const char *, size_t); 49 #endif 50 51 #ifndef HAVE_GETADDRINFO 52 53 struct addrinfo { 54 u_int ai_flags; 55 int ai_family; 56 int ai_socktype; 57 int ai_protocol; 58 struct sockaddr *ai_addr; 59 int ai_addrlen; 60 struct addrinfo *ai_next; 61 }; 62 #define AI_CANONNAME 0x0001 63 64 int getaddrinfo(const char *, const char *, const struct addrinfo *, 65 struct addrinfo **); 66 const char *gai_strerror(int); 67 void freeaddrinfo(struct addrinfo *); 68 69 #endif 70 71 /* 72 * For systems with missing stdint.h or inttypes.h 73 */ 74 #if !defined(INT32_MIN) 75 #define INT32_MIN (-0x7fffffff-1) 76 #endif 77 #if !defined(INT32_MAX) 78 #define INT32_MAX (0x7fffffff) 79 #endif 80 #if !defined(UINT32_MAX) 81 #define UINT32_MAX (0xffffffff) 82 #endif 83 84 /* 85 * Systems missing SA_SIZE(). Taken from FreeBSD net/route.h:1.63 86 */ 87 #ifndef SA_SIZE 88 89 #define SA_SIZE(sa) \ 90 ( (!(sa) || ((struct sockaddr *)(sa))->sa_len == 0) ? \ 91 sizeof(long) : \ 92 1 + ( (((struct sockaddr *)(sa))->sa_len - 1) | (sizeof(long) - 1) ) ) 93 94 #endif 95 96 #endif 97