openbsd-compat.h revision 264377 
1/* $Id: openbsd-compat.h,v 1.61 2014/02/04 00:18:23 djm 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#include "blf.h"
48
49#ifndef HAVE_BASENAME
50char *basename(const char *path);
51#endif
52
53#ifndef HAVE_BINDRESVPORT_SA
54int bindresvport_sa(int sd, struct sockaddr *sa);
55#endif
56
57#ifndef HAVE_CLOSEFROM
58void closefrom(int);
59#endif
60
61#ifndef HAVE_GETCWD
62char *getcwd(char *pt, size_t size);
63#endif
64
65#if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH)
66char *realpath(const char *path, char *resolved);
67#endif
68
69#ifndef HAVE_RRESVPORT_AF
70int rresvport_af(int *alport, sa_family_t af);
71#endif
72
73#ifndef HAVE_STRLCPY
74/* #include <sys/types.h> XXX Still needed? */
75size_t strlcpy(char *dst, const char *src, size_t siz);
76#endif
77
78#ifndef HAVE_STRLCAT
79/* #include <sys/types.h> XXX Still needed? */
80size_t strlcat(char *dst, const char *src, size_t siz);
81#endif
82
83#ifndef HAVE_SETENV
84int setenv(register const char *name, register const char *value, int rewrite);
85#endif
86
87#ifndef HAVE_STRMODE
88void strmode(int mode, char *p);
89#endif
90
91#ifndef HAVE_STRPTIME
92#include  <time.h>
93char *strptime(const char *buf, const char *fmt, struct tm *tm);
94#endif
95
96#if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP)
97int mkstemps(char *path, int slen);
98int mkstemp(char *path);
99char *mkdtemp(char *path);
100#endif
101
102#ifndef HAVE_DAEMON
103int daemon(int nochdir, int noclose);
104#endif
105
106#ifndef HAVE_DIRNAME
107char *dirname(const char *path);
108#endif
109
110#ifndef HAVE_FMT_SCALED
111#define	FMT_SCALED_STRSIZE	7
112int	fmt_scaled(long long number, char *result);
113#endif
114
115#ifndef HAVE_SCAN_SCALED
116int	scan_scaled(char *, long long *);
117#endif
118
119#if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
120char *inet_ntoa(struct in_addr in);
121#endif
122
123#ifndef HAVE_INET_NTOP
124const char *inet_ntop(int af, const void *src, char *dst, socklen_t size);
125#endif
126
127#ifndef HAVE_INET_ATON
128int inet_aton(const char *cp, struct in_addr *addr);
129#endif
130
131#ifndef HAVE_STRSEP
132char *strsep(char **stringp, const char *delim);
133#endif
134
135#ifndef HAVE_SETPROCTITLE
136void setproctitle(const char *fmt, ...);
137void compat_init_setproctitle(int argc, char *argv[]);
138#endif
139
140#ifndef HAVE_GETGROUPLIST
141/* #include <grp.h> XXXX Still needed ? */
142int getgrouplist(const char *, gid_t, gid_t *, int *);
143#endif
144
145#if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
146int BSDgetopt(int argc, char * const *argv, const char *opts);
147#include "openbsd-compat/getopt.h"
148#endif
149
150#if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0
151# include <sys/types.h>
152# include <sys/uio.h>
153int writev(int, struct iovec *, int);
154#endif
155
156/* Home grown routines */
157#include "bsd-misc.h"
158#include "bsd-setres_id.h"
159#include "bsd-statvfs.h"
160#include "bsd-waitpid.h"
161#include "bsd-poll.h"
162
163#ifndef HAVE_GETPEEREID
164int getpeereid(int , uid_t *, gid_t *);
165#endif
166
167#ifdef HAVE_ARC4RANDOM
168# ifndef HAVE_ARC4RANDOM_STIR
169#  define arc4random_stir()
170# endif
171#else
172unsigned int arc4random(void);
173void arc4random_stir(void);
174#endif /* !HAVE_ARC4RANDOM */
175
176#ifndef HAVE_ARC4RANDOM_BUF
177void arc4random_buf(void *, size_t);
178#endif
179
180#ifndef HAVE_ARC4RANDOM_UNIFORM
181u_int32_t arc4random_uniform(u_int32_t);
182#endif
183
184#ifndef HAVE_ASPRINTF
185int asprintf(char **, const char *, ...);
186#endif
187
188#ifndef HAVE_OPENPTY
189# include <sys/ioctl.h>	/* for struct winsize */
190int openpty(int *, int *, char *, struct termios *, struct winsize *);
191#endif /* HAVE_OPENPTY */
192
193/* #include <sys/types.h> XXX needed? For size_t */
194
195#ifndef HAVE_SNPRINTF
196int snprintf(char *, size_t, SNPRINTF_CONST char *, ...);
197#endif
198
199#ifndef HAVE_STRTOLL
200long long strtoll(const char *, char **, int);
201#endif
202
203#ifndef HAVE_STRTOUL
204unsigned long strtoul(const char *, char **, int);
205#endif
206
207#ifndef HAVE_STRTOULL
208unsigned long long strtoull(const char *, char **, int);
209#endif
210
211#ifndef HAVE_STRTONUM
212long long strtonum(const char *, long long, long long, const char **);
213#endif
214
215/* multibyte character support */
216#ifndef HAVE_MBLEN
217# define mblen(x, y)	1
218#endif
219
220#if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF)
221# include <stdarg.h>
222#endif
223
224#ifndef HAVE_VASPRINTF
225int vasprintf(char **, const char *, va_list);
226#endif
227
228#ifndef HAVE_VSNPRINTF
229int vsnprintf(char *, size_t, const char *, va_list);
230#endif
231
232#ifndef HAVE_USER_FROM_UID
233char *user_from_uid(uid_t, int);
234#endif
235
236#ifndef HAVE_GROUP_FROM_GID
237char *group_from_gid(gid_t, int);
238#endif
239
240#ifndef HAVE_TIMINGSAFE_BCMP
241int timingsafe_bcmp(const void *, const void *, size_t);
242#endif
243
244#ifndef HAVE_BCRYPT_PBKDF
245int	bcrypt_pbkdf(const char *, size_t, const u_int8_t *, size_t,
246    u_int8_t *, size_t, unsigned int);
247#endif
248
249#ifndef HAVE_EXPLICIT_BZERO
250void explicit_bzero(void *p, size_t n);
251#endif
252
253void *xmmap(size_t size);
254char *xcrypt(const char *password, const char *salt);
255char *shadow_pw(struct passwd *pw);
256
257/* rfc2553 socket API replacements */
258#include "fake-rfc2553.h"
259
260/* Routines for a single OS platform */
261#include "bsd-cray.h"
262#include "bsd-cygwin_util.h"
263
264#include "port-aix.h"
265#include "port-irix.h"
266#include "port-linux.h"
267#include "port-solaris.h"
268#include "port-tun.h"
269#include "port-uw.h"
270
271#endif /* _OPENBSD_COMPAT_H */
272