1/*
2 * Copyright (c) 1999-2004 Damien Miller <djm@mindrot.org>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#ifndef _BSD_MISC_H
18#define _BSD_MISC_H
19
20#include "includes.h"
21
22char *ssh_get_progname(char *);
23int seed_from_prngd(unsigned char *, size_t);
24
25#ifndef HAVE_SETSID
26#define setsid() setpgrp(0, getpid())
27#endif /* !HAVE_SETSID */
28
29#ifndef HAVE_SETENV
30int setenv(const char *, const char *, int);
31#endif /* !HAVE_SETENV */
32
33#ifndef HAVE_SETLOGIN
34int setlogin(const char *);
35#endif /* !HAVE_SETLOGIN */
36
37#ifndef HAVE_INNETGR
38int innetgr(const char *, const char *, const char *, const char *);
39#endif /* HAVE_INNETGR */
40
41#if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
42int seteuid(uid_t);
43#endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */
44
45#if !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID)
46int setegid(uid_t);
47#endif /* !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID) */
48
49#if !defined(HAVE_STRERROR) && defined(HAVE_SYS_ERRLIST) && defined(HAVE_SYS_NERR)
50const char *strerror(int);
51#endif
52
53#if !defined(HAVE_SETLINEBUF)
54#define setlinebuf(a)	(setvbuf((a), NULL, _IOLBF, 0))
55#endif
56
57#ifndef HAVE_UTIMES
58#ifndef HAVE_STRUCT_TIMEVAL
59struct timeval {
60	long tv_sec;
61	long tv_usec;
62}
63#endif /* HAVE_STRUCT_TIMEVAL */
64
65int utimes(const char *, struct timeval *);
66#endif /* HAVE_UTIMES */
67
68#ifndef AT_FDCWD
69# define AT_FDCWD (-2)
70#endif
71
72#ifndef HAVE_FCHMODAT
73int fchmodat(int, const char *, mode_t, int);
74#endif
75
76#ifndef HAVE_FCHOWNAT
77int fchownat(int, const char *, uid_t, gid_t, int);
78#endif
79
80#ifndef HAVE_TRUNCATE
81int truncate (const char *, off_t);
82#endif /* HAVE_TRUNCATE */
83
84#ifndef HAVE_STRUCT_TIMESPEC
85struct timespec {
86	time_t	tv_sec;
87	long	tv_nsec;
88};
89#endif /* !HAVE_STRUCT_TIMESPEC */
90
91#if !defined(HAVE_NANOSLEEP) && !defined(HAVE_NSLEEP)
92# include <time.h>
93int nanosleep(const struct timespec *, struct timespec *);
94#endif
95
96#ifndef HAVE_UTIMENSAT
97# include <time.h>
98/* start with the high bits and work down to minimise risk of overlap */
99# ifndef AT_SYMLINK_NOFOLLOW
100#  define AT_SYMLINK_NOFOLLOW 0x80000000
101# endif
102int utimensat(int, const char *, const struct timespec[2], int);
103#endif /* !HAVE_UTIMENSAT */
104
105#ifndef HAVE_USLEEP
106int usleep(unsigned int useconds);
107#endif
108
109#ifndef HAVE_TCGETPGRP
110pid_t tcgetpgrp(int);
111#endif
112
113#ifndef HAVE_TCSENDBREAK
114int tcsendbreak(int, int);
115#endif
116
117#ifndef HAVE_UNSETENV
118int unsetenv(const char *);
119#endif
120
121#ifndef HAVE_ISBLANK
122int	isblank(int);
123#endif
124
125#ifndef HAVE_GETPGID
126pid_t getpgid(pid_t);
127#endif
128
129#ifndef HAVE_PSELECT
130int pselect(int, fd_set *, fd_set *, fd_set *, const struct timespec *,
131    const sigset_t *);
132#endif
133
134#ifndef HAVE_ENDGRENT
135# define endgrent() do { } while(0)
136#endif
137
138#ifndef HAVE_KRB5_GET_ERROR_MESSAGE
139# define krb5_get_error_message krb5_get_err_text
140#endif
141
142#ifndef HAVE_KRB5_FREE_ERROR_MESSAGE
143# define krb5_free_error_message(a,b) do { } while(0)
144#endif
145
146#ifndef HAVE_PLEDGE
147int pledge(const char *promises, const char *paths[]);
148#endif
149
150/* bsd-err.h */
151#ifndef HAVE_ERR
152void err(int, const char *, ...) __attribute__((format(printf, 2, 3)));
153#endif
154#ifndef HAVE_ERRX
155void errx(int, const char *, ...) __attribute__((format(printf, 2, 3)));
156#endif
157#ifndef HAVE_WARN
158void warn(const char *, ...) __attribute__((format(printf, 1, 2)));
159#endif
160
161#ifndef HAVE_LLABS
162long long llabs(long long);
163#endif
164
165#if defined(HAVE_DECL_BZERO) && HAVE_DECL_BZERO == 0
166void bzero(void *, size_t);
167#endif
168
169#ifndef HAVE_RAISE
170int raise(int);
171#endif
172
173#ifndef HAVE_GETSID
174pid_t getsid(pid_t);
175#endif
176
177#ifndef HAVE_FLOCK
178# define LOCK_SH		0x01
179# define LOCK_EX		0x02
180# define LOCK_NB		0x04
181# define LOCK_UN		0x08
182int flock(int, int);
183#endif
184
185#ifdef FFLUSH_NULL_BUG
186# define fflush(x)	(_ssh_compat_fflush(x))
187#endif
188
189#ifndef HAVE_LOCALTIME_R
190struct tm *localtime_r(const time_t *, struct tm *);
191#endif
192
193#ifndef HAVE_REALPATH
194#define realpath(x, y)	(sftp_realpath((x), (y)))
195#endif
196
197#endif /* _BSD_MISC_H */
198