openbsd-compat/openbsd-compat.h

   1 /* $Id: openbsd-compat.h,v 1.43 2007/06/25 12:15:13 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 #if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP)
  91 int mkstemps(char *path, int slen);
  92 int mkstemp(char *path);
  93 char *mkdtemp(char *path);
  94 #endif
  95
  96 #ifndef HAVE_DAEMON
  97 int daemon(int nochdir, int noclose);
  98 #endif
  99
 100 #ifndef HAVE_DIRNAME
 101 char *dirname(const char *path);
 102 #endif
 103
 104 #if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
 105 char *inet_ntoa(struct in_addr in);
 106 #endif
 107
 108 #ifndef HAVE_INET_NTOP
 109 const char *inet_ntop(int af, const void *src, char *dst, size_t size);
 110 #endif
 111
 112 #ifndef HAVE_INET_ATON
 113 int inet_aton(const char *cp, struct in_addr *addr);
 114 #endif
 115
 116 #ifndef HAVE_STRSEP
 117 char *strsep(char **stringp, const char *delim);
 118 #endif
 119
 120 #ifndef HAVE_SETPROCTITLE
 121 void setproctitle(const char *fmt, ...);
 122 void compat_init_setproctitle(int argc, char *argv[]);
 123 #endif
 124
 125 #ifndef HAVE_GETGROUPLIST
 126 /* #include <grp.h> XXXX Still needed ? */
 127 int getgrouplist(const char *, gid_t, gid_t *, int *);
 128 #endif
 129
 130 #if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
 131 int BSDgetopt(int argc, char * const *argv, const char *opts);
 132 #endif
 133
 134 #if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0
 135 # include <sys/types.h>
 136 # include <sys/uio.h>
 137 int writev(int, struct iovec *, int);
 138 #endif
 139
 140 /* Home grown routines */
 141 #include "bsd-misc.h"
 142 #include "bsd-waitpid.h"
 143 #include "bsd-poll.h"
 144
 145 #ifndef HAVE_GETPEEREID
 146 int getpeereid(int , uid_t *, gid_t *);
 147 #endif
 148
 149 #ifndef HAVE_ARC4RANDOM
 150 unsigned int arc4random(void);
 151 void arc4random_stir(void);
 152 #endif /* !HAVE_ARC4RANDOM */
 153
 154 #ifndef HAVE_ASPRINTF
 155 int asprintf(char **, const char *, ...);
 156 #endif
 157
 158 #ifndef HAVE_OPENPTY
 159 # include <sys/ioctl.h> /* for struct winsize */
 160 int openpty(int *, int *, char *, struct termios *, struct winsize *);
 161 #endif /* HAVE_OPENPTY */
 162
 163 /* #include <sys/types.h> XXX needed? For size_t */
 164
 165 #ifndef HAVE_SNPRINTF
 166 int snprintf(char *, size_t, SNPRINTF_CONST char *, ...);
 167 #endif
 168
 169 #ifndef HAVE_STRTOLL
 170 long long strtoll(const char *, char **, int);
 171 #endif
 172
 173 #ifndef HAVE_STRTONUM
 174 long long strtonum(const char *, long long, long long, const char **);
 175 #endif
 176
 177 #if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF)
 178 # include <stdarg.h>
 179 #endif
 180
 181 #ifndef HAVE_VASPRINTF
 182 int vasprintf(char **, const char *, va_list);
 183 #endif
 184
 185 #ifndef HAVE_VSNPRINTF
 186 int vsnprintf(char *, size_t, const char *, va_list);
 187 #endif
 188
 189 void *xmmap(size_t size);
 190 char *xcrypt(const char *password, const char *salt);
 191 char *shadow_pw(struct passwd *pw);
 192
 193 /* rfc2553 socket API replacements */
 194 #include "fake-rfc2553.h"
 195
 196 /* Routines for a single OS platform */
 197 #include "bsd-cray.h"
 198 #include "bsd-cygwin_util.h"
 199
 200 #include "port-aix.h"
 201 #include "port-irix.h"
 202 #include "port-linux.h"
 203 #include "port-solaris.h"
 204 #include "port-tun.h"
 205 #include "port-uw.h"
 206
 207 #endif /* _OPENBSD_COMPAT_H */