xref: /freebsd/crypto/openssh/openbsd-compat/openbsd-compat.h (revision 5861f9665471e98e544f6fa3ce73c4912229ff82)
1 /* $Id: openbsd-compat.h,v 1.46 2008/06/08 17:32:29 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 #ifndef HAVE_FMT_SCALED
105 #define	FMT_SCALED_STRSIZE	7
106 int	fmt_scaled(long long number, char *result);
107 #endif
108 
109 #if defined(BROKEN_INET_NTOA) || !defined(HAVE_INET_NTOA)
110 char *inet_ntoa(struct in_addr in);
111 #endif
112 
113 #ifndef HAVE_INET_NTOP
114 const char *inet_ntop(int af, const void *src, char *dst, size_t size);
115 #endif
116 
117 #ifndef HAVE_INET_ATON
118 int inet_aton(const char *cp, struct in_addr *addr);
119 #endif
120 
121 #ifndef HAVE_STRSEP
122 char *strsep(char **stringp, const char *delim);
123 #endif
124 
125 #ifndef HAVE_SETPROCTITLE
126 void setproctitle(const char *fmt, ...);
127 void compat_init_setproctitle(int argc, char *argv[]);
128 #endif
129 
130 #ifndef HAVE_GETGROUPLIST
131 /* #include <grp.h> XXXX Still needed ? */
132 int getgrouplist(const char *, gid_t, gid_t *, int *);
133 #endif
134 
135 #if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
136 int BSDgetopt(int argc, char * const *argv, const char *opts);
137 #endif
138 
139 #if defined(HAVE_DECL_WRITEV) && HAVE_DECL_WRITEV == 0
140 # include <sys/types.h>
141 # include <sys/uio.h>
142 int writev(int, struct iovec *, int);
143 #endif
144 
145 /* Home grown routines */
146 #include "bsd-misc.h"
147 #include "bsd-statvfs.h"
148 #include "bsd-waitpid.h"
149 #include "bsd-poll.h"
150 
151 #ifndef HAVE_GETPEEREID
152 int getpeereid(int , uid_t *, gid_t *);
153 #endif
154 
155 #ifndef HAVE_ARC4RANDOM
156 unsigned int arc4random(void);
157 void arc4random_stir(void);
158 #endif /* !HAVE_ARC4RANDOM */
159 
160 #ifndef HAVE_ARC4RANDOM_BUF
161 void arc4random_buf(void *, size_t);
162 #endif
163 
164 #ifndef HAVE_ARC4RANDOM_UNIFORM
165 u_int32_t arc4random_uniform(u_int32_t);
166 #endif
167 
168 #ifndef HAVE_ASPRINTF
169 int asprintf(char **, const char *, ...);
170 #endif
171 
172 #ifndef HAVE_OPENPTY
173 # include <sys/ioctl.h>	/* for struct winsize */
174 int openpty(int *, int *, char *, struct termios *, struct winsize *);
175 #endif /* HAVE_OPENPTY */
176 
177 /* #include <sys/types.h> XXX needed? For size_t */
178 
179 #ifndef HAVE_SNPRINTF
180 int snprintf(char *, size_t, SNPRINTF_CONST char *, ...);
181 #endif
182 
183 #ifndef HAVE_STRTOLL
184 long long strtoll(const char *, char **, int);
185 #endif
186 
187 #ifndef HAVE_STRTONUM
188 long long strtonum(const char *, long long, long long, const char **);
189 #endif
190 
191 #if !defined(HAVE_VASPRINTF) || !defined(HAVE_VSNPRINTF)
192 # include <stdarg.h>
193 #endif
194 
195 #ifndef HAVE_VASPRINTF
196 int vasprintf(char **, const char *, va_list);
197 #endif
198 
199 #ifndef HAVE_VSNPRINTF
200 int vsnprintf(char *, size_t, const char *, va_list);
201 #endif
202 
203 void *xmmap(size_t size);
204 char *xcrypt(const char *password, const char *salt);
205 char *shadow_pw(struct passwd *pw);
206 
207 /* rfc2553 socket API replacements */
208 #include "fake-rfc2553.h"
209 
210 /* Routines for a single OS platform */
211 #include "bsd-cray.h"
212 #include "bsd-cygwin_util.h"
213 
214 #include "port-aix.h"
215 #include "port-irix.h"
216 #include "port-linux.h"
217 #include "port-solaris.h"
218 #include "port-tun.h"
219 #include "port-uw.h"
220 
221 #endif /* _OPENBSD_COMPAT_H */
222