openbsd-compat.h revision 255767 
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
49char *basename(const char *path);
50#endif
51
52#ifndef HAVE_BINDRESVPORT_SA
53int bindresvport_sa(int sd, struct sockaddr *sa);
54#endif
55
56#ifndef HAVE_CLOSEFROM
57void closefrom(int);
58#endif
59
60#ifndef HAVE_GETCWD
61char *getcwd(char *pt, size_t size);
62#endif
63
64#if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH)
65char *realpath(const char *path, char *resolved);
66#endif
67
68#ifndef HAVE_RRESVPORT_AF
69int rresvport_af(int *alport, sa_family_t af);
70#endif
71
72#ifndef HAVE_STRLCPY
73/* #include <sys/types.h> XXX Still needed? */
74size_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? */
79size_t strlcat(char *dst, const char *src, size_t siz);
80#endif
81
82#ifndef HAVE_SETENV
83int setenv(register const char *name, register const char *value, int rewrite);
84#endif
85
86#ifndef HAVE_STRMODE
87void strmode(int mode, char *p);
88#endif
89
90#ifndef HAVE_STRPTIME
91#include  <time.h>
92char *strptime(const char *buf, const char *fmt, struct tm *tm);
93#endif
94
95#if !defined(HAVE_MKDTEMP) || defined(HAVE_STRICT_MKSTEMP)
96int mkstemps(char *path, int slen);
97int mkstemp(char *path);
98char *mkdtemp(char *path);
99#endif
100
101#ifndef HAVE_DAEMON
102int daemon(int nochdir, int noclose);
103#endif
104
105#ifndef HAVE_DIRNAME
106char *dirname(const char *path);
107#endif
108
109#ifndef HAVE_FMT_SCALED
110#define	FMT_SCALED_STRSIZE	7
111int	fmt_scaled(long long number, char *result);
112#endif
113
114#ifndef HAVE_SCAN_SCALED
115int	scan_scaled(char *, long long *);
116#endif
117
118#if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
119char *inet_ntoa(struct in_addr in);
120#endif
121
122#ifndef HAVE_INET_NTOP
123const char *inet_ntop(int af, const void *src, char *dst, socklen_t size);
124#endif
125
126#ifndef HAVE_INET_ATON
127int inet_aton(const char *cp, struct in_addr *addr);
128#endif
129
130#ifndef HAVE_STRSEP
131char *strsep(char **stringp, const char *delim);
132#endif
133
134#ifndef HAVE_SETPROCTITLE
135void setproctitle(const char *fmt, ...);
136void compat_init_setproctitle(int argc, char *argv[]);
137#endif
138
139#ifndef HAVE_GETGROUPLIST
140/* #include <grp.h> XXXX Still needed ? */
141int getgrouplist(const char *, gid_t, gid_t *, int *);
142#endif
143
144#if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
145int 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>
152int 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
163int getpeereid(int , uid_t *, gid_t *);
164#endif
165
166#ifndef HAVE_ARC4RANDOM
167unsigned int arc4random(void);
168void arc4random_stir(void);
169#endif /* !HAVE_ARC4RANDOM */
170
171#ifndef HAVE_ARC4RANDOM_BUF
172void arc4random_buf(void *, size_t);
173#endif
174
175#ifndef HAVE_ARC4RANDOM_UNIFORM
176u_int32_t arc4random_uniform(u_int32_t);
177#endif
178
179#ifndef HAVE_ASPRINTF
180int asprintf(char **, const char *, ...);
181#endif
182
183#ifndef HAVE_OPENPTY
184# include <sys/ioctl.h>	/* for struct winsize */
185int 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
191int snprintf(char *, size_t, SNPRINTF_CONST char *, ...);
192#endif
193
194#ifndef HAVE_STRTOLL
195long long strtoll(const char *, char **, int);
196#endif
197
198#ifndef HAVE_STRTOUL
199unsigned long strtoul(const char *, char **, int);
200#endif
201
202#ifndef HAVE_STRTOULL
203unsigned long long strtoull(const char *, char **, int);
204#endif
205
206#ifndef HAVE_STRTONUM
207long 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
220int vasprintf(char **, const char *, va_list);
221#endif
222
223#ifndef HAVE_VSNPRINTF
224int vsnprintf(char *, size_t, const char *, va_list);
225#endif
226
227#ifndef HAVE_USER_FROM_UID
228char *user_from_uid(uid_t, int);
229#endif
230
231#ifndef HAVE_GROUP_FROM_GID
232char *group_from_gid(gid_t, int);
233#endif
234
235#ifndef HAVE_TIMINGSAFE_BCMP
236int timingsafe_bcmp(const void *, const void *, size_t);
237#endif
238
239void *xmmap(size_t size);
240char *xcrypt(const char *password, const char *salt);
241char *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