1 /* $Id: openbsd-compat.h,v 1.58 2013/06/05 22:30:21 dtucker Exp $ */ 2 3 /* 4 * Copyright (c) 1999-2003 Damien Miller. All rights reserved. 5 * Copyright (c) 2003 Ben Lindstrom. All rights reserved. 6 * Copyright (c) 2002 Tim Rice. All rights reserved. 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 THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _OPENBSD_COMPAT_H 30 #define _OPENBSD_COMPAT_H 31 32 #include "includes.h" 33 34 #include <sys/types.h> 35 #include <pwd.h> 36 37 #include <sys/socket.h> 38 39 /* OpenBSD function replacements */ 40 #include "base64.h" 41 #include "sigact.h" 42 #include "glob.h" 43 #include "readpassphrase.h" 44 #include "vis.h" 45 #include "getrrsetbyname.h" 46 #include "sha2.h" 47 48 #ifndef HAVE_BASENAME 49 char *basename(const char *path); 50 #endif 51 52 #ifndef HAVE_BINDRESVPORT_SA 53 int bindresvport_sa(int sd, struct sockaddr *sa); 54 #endif 55 56 #ifndef HAVE_CLOSEFROM 57 void closefrom(int); 58 #endif 59 60 #ifndef HAVE_GETCWD 61 char *getcwd(char *pt, size_t size); 62 #endif 63 64 #if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH) 65 char *realpath(const char *path, char *resolved); 66 #endif 67 68 #ifndef HAVE_RRESVPORT_AF 69 int rresvport_af(int *alport, sa_family_t af); 70 #endif 71 72 #ifndef HAVE_STRLCPY 73 /* #include <sys/types.h> XXX Still needed? */ 74 size_t strlcpy(char *dst, const char *src, size_t siz); 75 #endif 76 77 #ifndef HAVE_STRLCAT 78 /* #include <sys/types.h> XXX Still needed? */ 79 size_t strlcat(char *dst, const char *src, size_t siz); 80 #endif 81 82 #ifndef HAVE_SETENV 83 int setenv(register const char *name, register const char *value, int rewrite); 84 #endif 85 86 #ifndef HAVE_STRMODE 87 void strmode(int mode, char *p); 88 #endif 89 90 #ifndef HAVE_STRPTIME 91 #include <time.h> 92 char *strptime(const char *buf, const char *fmt, struct tm *tm); 93 #endif 94 95 #if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP) 96 int mkstemps(char *path, int slen); 97 int mkstemp(char *path); 98 char *mkdtemp(char *path); 99 #endif 100 101 #ifndef HAVE_DAEMON 102 int daemon(int nochdir, int noclose); 103 #endif 104 105 #ifndef HAVE_DIRNAME 106 char *dirname(const char *path); 107 #endif 108 109 #ifndef HAVE_FMT_SCALED 110 #define FMT_SCALED_STRSIZE 7 111 int fmt_scaled(long long number, char *result); 112 #endif 113 114 #ifndef HAVE_SCAN_SCALED 115 int scan_scaled(char *, long long *); 116 #endif 117 118 #if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA) 119 char *inet_ntoa(struct in_addr in); 120 #endif 121 122 #ifndef HAVE_INET_NTOP 123 const char *inet_ntop(int af, const void *src, char *dst, socklen_t size); 124 #endif 125 126 #ifndef HAVE_INET_ATON 127 int inet_aton(const char *cp, struct in_addr *addr); 128 #endif 129 130 #ifndef HAVE_STRSEP 131 char *strsep(char **stringp, const char *delim); 132 #endif 133 134 #ifndef HAVE_SETPROCTITLE 135 void setproctitle(const char *fmt, ...); 136 void compat_init_setproctitle(int argc, char *argv[]); 137 #endif 138 139 #ifndef HAVE_GETGROUPLIST 140 /* #include <grp.h> XXXX Still needed ? */ 141 int getgrouplist(const char *, gid_t, gid_t *, int *); 142 #endif 143 144 #if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET) 145 int BSDgetopt(int argc, char * const *argv, const char *opts); 146 #include "openbsd-compat/getopt.h" 147 #endif 148 149 #if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0 150 # include <sys/types.h> 151 # include <sys/uio.h> 152 int writev(int, struct iovec *, int); 153 #endif 154 155 /* Home grown routines */ 156 #include "bsd-misc.h" 157 #include "bsd-setres_id.h" 158 #include "bsd-statvfs.h" 159 #include "bsd-waitpid.h" 160 #include "bsd-poll.h" 161 162 #ifndef HAVE_GETPEEREID 163 int getpeereid(int , uid_t *, gid_t *); 164 #endif 165 166 #ifndef HAVE_ARC4RANDOM 167 unsigned int arc4random(void); 168 void arc4random_stir(void); 169 #endif /* !HAVE_ARC4RANDOM */ 170 171 #ifndef HAVE_ARC4RANDOM_BUF 172 void arc4random_buf(void *, size_t); 173 #endif 174 175 #ifndef HAVE_ARC4RANDOM_UNIFORM 176 u_int32_t arc4random_uniform(u_int32_t); 177 #endif 178 179 #ifndef HAVE_ASPRINTF 180 int asprintf(char **, const char *, ...); 181 #endif 182 183 #ifndef HAVE_OPENPTY 184 # include <sys/ioctl.h> /* for struct winsize */ 185 int openpty(int *, int *, char *, struct termios *, struct winsize *); 186 #endif /* HAVE_OPENPTY */ 187 188 /* #include <sys/types.h> XXX needed? For size_t */ 189 190 #ifndef HAVE_SNPRINTF 191 int snprintf(char *, size_t, SNPRINTF_CONST char *, ...); 192 #endif 193 194 #ifndef HAVE_STRTOLL 195 long long strtoll(const char *, char **, int); 196 #endif 197 198 #ifndef HAVE_STRTOUL 199 unsigned long strtoul(const char *, char **, int); 200 #endif 201 202 #ifndef HAVE_STRTOULL 203 unsigned long long strtoull(const char *, char **, int); 204 #endif 205 206 #ifndef HAVE_STRTONUM 207 long long strtonum(const char *, long long, long long, const char **); 208 #endif 209 210 /* multibyte character support */ 211 #ifndef HAVE_MBLEN 212 # define mblen(x, y) 1 213 #endif 214 215 #if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF) 216 # include <stdarg.h> 217 #endif 218 219 #ifndef HAVE_VASPRINTF 220 int vasprintf(char **, const char *, va_list); 221 #endif 222 223 #ifndef HAVE_VSNPRINTF 224 int vsnprintf(char *, size_t, const char *, va_list); 225 #endif 226 227 #ifndef HAVE_USER_FROM_UID 228 char *user_from_uid(uid_t, int); 229 #endif 230 231 #ifndef HAVE_GROUP_FROM_GID 232 char *group_from_gid(gid_t, int); 233 #endif 234 235 #ifndef HAVE_TIMINGSAFE_BCMP 236 int timingsafe_bcmp(const void *, const void *, size_t); 237 #endif 238 239 void *xmmap(size_t size); 240 char *xcrypt(const char *password, const char *salt); 241 char *shadow_pw(struct passwd *pw); 242 243 /* rfc2553 socket API replacements */ 244 #include "fake-rfc2553.h" 245 246 /* Routines for a single OS platform */ 247 #include "bsd-cray.h" 248 #include "bsd-cygwin_util.h" 249 250 #include "port-aix.h" 251 #include "port-irix.h" 252 #include "port-linux.h" 253 #include "port-solaris.h" 254 #include "port-tun.h" 255 #include "port-uw.h" 256 257 #endif /* _OPENBSD_COMPAT_H */ 258