openbsd-compat.h revision 294332
1294328Sdes/* $Id: openbsd-compat.h,v 1.62 2014/09/30 23:43:08 djm Exp $ */ 298937Sdes 3124208Sdes/* 4124208Sdes * Copyright (c) 1999-2003 Damien Miller. All rights reserved. 5124208Sdes * Copyright (c) 2003 Ben Lindstrom. All rights reserved. 6124208Sdes * Copyright (c) 2002 Tim Rice. All rights reserved. 7124208Sdes * 8124208Sdes * Redistribution and use in source and binary forms, with or without 9124208Sdes * modification, are permitted provided that the following conditions 10124208Sdes * are met: 11124208Sdes * 1. Redistributions of source code must retain the above copyright 12124208Sdes * notice, this list of conditions and the following disclaimer. 13124208Sdes * 2. Redistributions in binary form must reproduce the above copyright 14124208Sdes * notice, this list of conditions and the following disclaimer in the 15124208Sdes * documentation and/or other materials provided with the distribution. 16124208Sdes * 17124208Sdes * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18124208Sdes * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19124208Sdes * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20124208Sdes * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21124208Sdes * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22124208Sdes * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23124208Sdes * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24124208Sdes * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25124208Sdes * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26124208Sdes * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27124208Sdes */ 2898937Sdes 29124208Sdes#ifndef _OPENBSD_COMPAT_H 30124208Sdes#define _OPENBSD_COMPAT_H 3198937Sdes 32124208Sdes#include "includes.h" 33124208Sdes 34162852Sdes#include <sys/types.h> 35162852Sdes#include <pwd.h> 36162852Sdes 37162852Sdes#include <sys/socket.h> 38162852Sdes 3998937Sdes/* OpenBSD function replacements */ 4098937Sdes#include "base64.h" 4198937Sdes#include "sigact.h" 4298937Sdes#include "glob.h" 4398937Sdes#include "readpassphrase.h" 44113908Sdes#include "vis.h" 45124208Sdes#include "getrrsetbyname.h" 46294332Sdes#include "sha1.h" 47162852Sdes#include "sha2.h" 48294332Sdes#include "rmd160.h" 49294332Sdes#include "md5.h" 50261320Sdes#include "blf.h" 5198937Sdes 52124208Sdes#ifndef HAVE_BASENAME 53124208Sdeschar *basename(const char *path); 54124208Sdes#endif 55124208Sdes 56124208Sdes#ifndef HAVE_BINDRESVPORT_SA 57124208Sdesint bindresvport_sa(int sd, struct sockaddr *sa); 58124208Sdes#endif 59124208Sdes 60137015Sdes#ifndef HAVE_CLOSEFROM 61137015Sdesvoid closefrom(int); 62137015Sdes#endif 63137015Sdes 64124208Sdes#ifndef HAVE_GETCWD 65124208Sdeschar *getcwd(char *pt, size_t size); 66124208Sdes#endif 67124208Sdes 68294332Sdes#ifndef HAVE_REALLOCARRAY 69294332Sdesvoid *reallocarray(void *, size_t, size_t); 70294332Sdes#endif 71294332Sdes 72124208Sdes#if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH) 73124208Sdeschar *realpath(const char *path, char *resolved); 74124208Sdes#endif 75124208Sdes 76124208Sdes#ifndef HAVE_RRESVPORT_AF 77124208Sdesint rresvport_af(int *alport, sa_family_t af); 78124208Sdes#endif 79124208Sdes 80124208Sdes#ifndef HAVE_STRLCPY 81124208Sdes/* #include <sys/types.h> XXX Still needed? */ 82124208Sdessize_t strlcpy(char *dst, const char *src, size_t siz); 83124208Sdes#endif 84124208Sdes 85124208Sdes#ifndef HAVE_STRLCAT 86124208Sdes/* #include <sys/types.h> XXX Still needed? */ 87124208Sdessize_t strlcat(char *dst, const char *src, size_t siz); 88124208Sdes#endif 89124208Sdes 90124208Sdes#ifndef HAVE_SETENV 91124208Sdesint setenv(register const char *name, register const char *value, int rewrite); 92124208Sdes#endif 93124208Sdes 94124208Sdes#ifndef HAVE_STRMODE 95124208Sdesvoid strmode(int mode, char *p); 96124208Sdes#endif 97124208Sdes 98215116Sdes#ifndef HAVE_STRPTIME 99215116Sdes#include <time.h> 100215116Sdeschar *strptime(const char *buf, const char *fmt, struct tm *tm); 101215116Sdes#endif 102215116Sdes 103124208Sdes#if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP) 104124208Sdesint mkstemps(char *path, int slen); 105124208Sdesint mkstemp(char *path); 106124208Sdeschar *mkdtemp(char *path); 107124208Sdes#endif 108124208Sdes 109124208Sdes#ifndef HAVE_DAEMON 110124208Sdesint daemon(int nochdir, int noclose); 111124208Sdes#endif 112124208Sdes 113124208Sdes#ifndef HAVE_DIRNAME 114124208Sdeschar *dirname(const char *path); 115124208Sdes#endif 116124208Sdes 117181111Sdes#ifndef HAVE_FMT_SCALED 118181111Sdes#define FMT_SCALED_STRSIZE 7 119181111Sdesint fmt_scaled(long long number, char *result); 120181111Sdes#endif 121181111Sdes 122255767Sdes#ifndef HAVE_SCAN_SCALED 123255767Sdesint scan_scaled(char *, long long *); 124255767Sdes#endif 125255767Sdes 126124208Sdes#if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA) 127124208Sdeschar *inet_ntoa(struct in_addr in); 128124208Sdes#endif 129124208Sdes 130124208Sdes#ifndef HAVE_INET_NTOP 131240075Sdesconst char *inet_ntop(int af, const void *src, char *dst, socklen_t size); 132124208Sdes#endif 133124208Sdes 134124208Sdes#ifndef HAVE_INET_ATON 135124208Sdesint inet_aton(const char *cp, struct in_addr *addr); 136124208Sdes#endif 137124208Sdes 138124208Sdes#ifndef HAVE_STRSEP 139124208Sdeschar *strsep(char **stringp, const char *delim); 140124208Sdes#endif 141124208Sdes 142124208Sdes#ifndef HAVE_SETPROCTITLE 143124208Sdesvoid setproctitle(const char *fmt, ...); 144124208Sdesvoid compat_init_setproctitle(int argc, char *argv[]); 145124208Sdes#endif 146124208Sdes 147124208Sdes#ifndef HAVE_GETGROUPLIST 148124208Sdes/* #include <grp.h> XXXX Still needed ? */ 149124208Sdesint getgrouplist(const char *, gid_t, gid_t *, int *); 150124208Sdes#endif 151124208Sdes 152124208Sdes#if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET) 153124208Sdesint BSDgetopt(int argc, char * const *argv, const char *opts); 154255767Sdes#include "openbsd-compat/getopt.h" 155124208Sdes#endif 156124208Sdes 157162852Sdes#if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0 158162852Sdes# include <sys/types.h> 159162852Sdes# include <sys/uio.h> 160162852Sdesint writev(int, struct iovec *, int); 161162852Sdes#endif 162124208Sdes 16398937Sdes/* Home grown routines */ 16498937Sdes#include "bsd-misc.h" 165248619Sdes#include "bsd-setres_id.h" 166181111Sdes#include "bsd-statvfs.h" 16798937Sdes#include "bsd-waitpid.h" 168181111Sdes#include "bsd-poll.h" 16998937Sdes 170124208Sdes#ifndef HAVE_GETPEEREID 171124208Sdesint getpeereid(int , uid_t *, gid_t *); 172261320Sdes#endif 173124208Sdes 174261320Sdes#ifdef HAVE_ARC4RANDOM 175261320Sdes# ifndef HAVE_ARC4RANDOM_STIR 176261320Sdes# define arc4random_stir() 177261320Sdes# endif 178261320Sdes#else 179124208Sdesunsigned int arc4random(void); 180124208Sdesvoid arc4random_stir(void); 181124208Sdes#endif /* !HAVE_ARC4RANDOM */ 182124208Sdes 183181111Sdes#ifndef HAVE_ARC4RANDOM_BUF 184181111Sdesvoid arc4random_buf(void *, size_t); 185181111Sdes#endif 186181111Sdes 187181111Sdes#ifndef HAVE_ARC4RANDOM_UNIFORM 188181111Sdesu_int32_t arc4random_uniform(u_int32_t); 189181111Sdes#endif 190181111Sdes 191157016Sdes#ifndef HAVE_ASPRINTF 192157016Sdesint asprintf(char **, const char *, ...); 193157016Sdes#endif 194157016Sdes 195126274Sdes#ifndef HAVE_OPENPTY 196162852Sdes# include <sys/ioctl.h> /* for struct winsize */ 197126274Sdesint openpty(int *, int *, char *, struct termios *, struct winsize *); 198126274Sdes#endif /* HAVE_OPENPTY */ 199124208Sdes 200124208Sdes/* #include <sys/types.h> XXX needed? For size_t */ 201124208Sdes 202124208Sdes#ifndef HAVE_SNPRINTF 203162852Sdesint snprintf(char *, size_t, SNPRINTF_CONST char *, ...); 204124208Sdes#endif 205124208Sdes 206157016Sdes#ifndef HAVE_STRTOLL 207157016Sdeslong long strtoll(const char *, char **, int); 208157016Sdes#endif 209157016Sdes 210248619Sdes#ifndef HAVE_STRTOUL 211248619Sdesunsigned long strtoul(const char *, char **, int); 212248619Sdes#endif 213248619Sdes 214248619Sdes#ifndef HAVE_STRTOULL 215248619Sdesunsigned long long strtoull(const char *, char **, int); 216248619Sdes#endif 217248619Sdes 218149749Sdes#ifndef HAVE_STRTONUM 219149749Sdeslong long strtonum(const char *, long long, long long, const char **); 220149749Sdes#endif 221149749Sdes 222255767Sdes/* multibyte character support */ 223255767Sdes#ifndef HAVE_MBLEN 224255767Sdes# define mblen(x, y) 1 225255767Sdes#endif 226255767Sdes 227162852Sdes#if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF) 228162852Sdes# include <stdarg.h> 229162852Sdes#endif 230162852Sdes 231157016Sdes#ifndef HAVE_VASPRINTF 232157016Sdesint vasprintf(char **, const char *, va_list); 233157016Sdes#endif 234157016Sdes 235124208Sdes#ifndef HAVE_VSNPRINTF 236124208Sdesint vsnprintf(char *, size_t, const char *, va_list); 237124208Sdes#endif 238124208Sdes 239204917Sdes#ifndef HAVE_USER_FROM_UID 240204917Sdeschar *user_from_uid(uid_t, int); 241204917Sdes#endif 242204917Sdes 243204917Sdes#ifndef HAVE_GROUP_FROM_GID 244204917Sdeschar *group_from_gid(gid_t, int); 245204917Sdes#endif 246204917Sdes 247221420Sdes#ifndef HAVE_TIMINGSAFE_BCMP 248221420Sdesint timingsafe_bcmp(const void *, const void *, size_t); 249221420Sdes#endif 250221420Sdes 251261320Sdes#ifndef HAVE_BCRYPT_PBKDF 252261320Sdesint bcrypt_pbkdf(const char *, size_t, const u_int8_t *, size_t, 253261320Sdes u_int8_t *, size_t, unsigned int); 254261320Sdes#endif 255261320Sdes 256263712Sdes#ifndef HAVE_EXPLICIT_BZERO 257263712Sdesvoid explicit_bzero(void *p, size_t n); 258263712Sdes#endif 259263712Sdes 260124208Sdesvoid *xmmap(size_t size); 261124208Sdeschar *xcrypt(const char *password, const char *salt); 262124208Sdeschar *shadow_pw(struct passwd *pw); 263124208Sdes 26498937Sdes/* rfc2553 socket API replacements */ 265124208Sdes#include "fake-rfc2553.h" 26698937Sdes 26798937Sdes/* Routines for a single OS platform */ 26898937Sdes#include "bsd-cray.h" 269124208Sdes#include "bsd-cygwin_util.h" 270162852Sdes 271162852Sdes#include "port-aix.h" 27298937Sdes#include "port-irix.h" 273162852Sdes#include "port-linux.h" 274162852Sdes#include "port-solaris.h" 275162852Sdes#include "port-tun.h" 276149749Sdes#include "port-uw.h" 27798937Sdes 278294328Sdes/* _FORTIFY_SOURCE breaks FD_ISSET(n)/FD_SET(n) for n > FD_SETSIZE. Avoid. */ 279294328Sdes#if defined(HAVE_FEATURES_H) && defined(_FORTIFY_SOURCE) 280294328Sdes# include <features.h> 281294328Sdes# if defined(__GNU_LIBRARY__) && defined(__GLIBC_PREREQ) 282294328Sdes# if __GLIBC_PREREQ(2, 15) && (_FORTIFY_SOURCE > 0) 283294328Sdes# include <sys/socket.h> /* Ensure include guard is defined */ 284294328Sdes# undef FD_SET 285294328Sdes# undef FD_ISSET 286294328Sdes# define FD_SET(n, set) kludge_FD_SET(n, set) 287294328Sdes# define FD_ISSET(n, set) kludge_FD_ISSET(n, set) 288294328Sdesvoid kludge_FD_SET(int, fd_set *); 289294328Sdesint kludge_FD_ISSET(int, fd_set *); 290294328Sdes# endif /* __GLIBC_PREREQ(2, 15) && (_FORTIFY_SOURCE > 0) */ 291294328Sdes# endif /* __GNU_LIBRARY__ && __GLIBC_PREREQ */ 292294328Sdes#endif /* HAVE_FEATURES_H && _FORTIFY_SOURCE */ 293294328Sdes 294124208Sdes#endif /* _OPENBSD_COMPAT_H */ 295