openbsd-compat/openbsd-compat.h
Rama master · réplica de lectura del repositorio original.
/* $Id: openbsd-compat.h,v 1.51 2010/10/07 10:25:29 djm Exp $ */
/*
* Copyright (c) 1999-2003 Damien Miller. All rights reserved.
* Copyright (c) 2003 Ben Lindstrom. All rights reserved.
* Copyright (c) 2002 Tim Rice. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _OPENBSD_COMPAT_H
#define _OPENBSD_COMPAT_H
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
/* OpenBSD function replacements */
#include "base64.h"
#include <sys/queue.h>
#include <sys/tree.h>
#include "bsd-vis.h"
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#ifndef HAVE_BASENAME
char *basename(const char *path);
#endif
#ifndef HAVE_CLOSEFROM
void closefrom(int);
#endif
#if !defined(HAVE_REALPATH) || defined(BROKEN_REALPATH)
char *realpath(const char *path, char *resolved);
#endif
#if !HAVE_STRLCPY
size_t strlcpy(char *dst, const char *src, size_t size);
#endif
#if !HAVE_STRLCAT
size_t strlcat(char *dst, const char *src, size_t size);
#endif
#ifndef HAVE_STRMODE
void strmode(mode_t mode, char *p);
#endif
#ifndef HAVE_DAEMON
int daemon(int nochdir, int noclose);
#endif
#ifndef HAVE_DIRNAME
char *dirname(const char *path);
#endif
#ifndef HAVE_FMT_SCALED
#define FMT_SCALED_STRSIZE 7
int fmt_scaled(long long number, char *result);
#endif
#ifndef HAVE_SCAN_SCALED
int scan_scaled(char *, long long *);
#endif
#ifndef HAVE_RES_RANDOMID
unsigned int res_randomid(void);
#endif
#ifndef HAVE_STRSEP
char *strsep(char **stringp, const char *delim);
#endif
#ifndef HAVE_SETPROCTITLE
void setproctitle(const char *fmt, ...);
void compat_init_setproctitle(int argc, char *argv[]);
#endif
#ifndef HAVE_GETDTABLECOUNT
int getdtablecount(void);
#endif
#ifndef HAVE_GETDTABLESIZE
int getdtablesize(void);
#endif
#if !defined(HAVE_GETOPT) || !defined(HAVE_GETOPT_OPTRESET)
int BSDgetopt(int argc, char * const *argv, const char *opts);
#endif
/* Home grown routines */
/* #include "bsd-setres_id.h" */
/* #include "bsd-statvfs.h" */
#include "waitpid.h"
/* #include "bsd-poll.h" */
#ifndef HAVE_GETPEEREID
int getpeereid(int , uid_t *, gid_t *);
#endif
/*
* XXX some old versions of LibreSSL (pre 3.8) provide
* arc4random(), work around that.
*/
#if !defined(HAVE_ARC4RANDOM) || defined(LIBRESSL_VERSION_NUMBER)
unsigned int arc4random(void);
#endif
#if !defined(HAVE_ARC4RANDOM_BUF) || defined(LIBRESSL_VERSION_NUMBER)
void arc4random_buf(void *, size_t);
#endif
#if !defined(HAVE_ARC4RANDOM_UNIFORM) || defined(LIBRESSL_VERSION_NUMBER)
uint32_t arc4random_uniform(uint32_t);
#endif
/* #include <sys/types.h> XXX needed? For size_t */
#ifndef HAVE_STRTOLL
long long strtoll(const char *, char **, int);
#endif
#ifndef HAVE_STRTOUL
unsigned long strtoul(const char *, char **, int);
#endif
#ifndef HAVE_STRTOULL
unsigned long long strtoull(const char *, char **, int);
#endif
#ifndef HAVE_STRTONUM
long long strtonum(const char *nptr, long long minval, long long maxval, const char **errstr);
#endif
#if !defined(HAVE_EXPLICIT_BZERO) || defined(LIBRESSL_VERSION_NUMBER)
void explicit_bzero(void *p, size_t n);
#endif
/* OpenSMTPD-portable specific entries */
#ifndef HAVE_FGETLN
#include <stdio.h>
#include <string.h>
char * fgetln(FILE *stream, size_t *len);
#endif
#ifndef HAVE_FPARSELN
#include <stdio.h>
#include <string.h>
char * fparseln(FILE *fp, size_t *size, size_t *lineno, const char str[3], int flags);
#endif
#ifndef HAVE_FREEZERO
void freezero(void *, size_t);
#endif
#ifndef HAVE_PIDFILE
int pidfile(const char *basename);
#endif
#if !defined(HAVE_REALLOCARRAY) || defined(LIBRESSL_VERSION_NUMBER)
void *reallocarray(void *, size_t, size_t);
#endif
#if !defined(HAVE_RECALLOCARRAY) || defined(LIBRESSL_VERSION_NUMBER)
void *recallocarray(void *, size_t, size_t, size_t);
#endif
#if !defined(HAVE_INET_NET_PTON) || defined(HAVE_LIBBSD)
int inet_net_pton(int, const char *, void *, size_t);
#endif
#ifndef HAVE_PLEDGE
#define pledge(promises, paths) 0
#endif
#ifndef HAVE_UNVEIL
#define unveil(path, permissions) 0
#endif
#ifndef HAVE_MALLOC_CONCEAL
#define malloc_conceal malloc
#endif
#ifndef HAVE_CALLOC_CONCEAL
#define calloc_conceal calloc
#endif
#ifndef HAVE_RES_HNOK
int res_hnok(const char *);
#endif
#if !HAVE_DECL_AF_LOCAL
#define AF_LOCAL AF_UNIX
#endif
#if !HAVE_DECL_PF_LOCAL
#define PF_LOCAL PF_UNIX
#endif
#if !HAVE_DECL_WAIT_MYPGRP
#define WAIT_MYPGRP 0
#endif
#if !HAVE_DECL_IPPORT_HILASTAUTO
#define IPPORT_HILASTAUTO 65535
#endif
#if !HAVE_DECL_IPV6_ADDR_SCOPE_INTFACELOCAL
#define USE_IPV6_ADDR_SCOPE_NODELOCAL 1
#endif
#ifndef HAVE_SETRESGID
int setresgid(uid_t, uid_t, uid_t);
#endif
#ifndef HAVE_SETRESUID
int setresuid(uid_t, uid_t, uid_t);
#endif
#ifndef HAVE_CRYPT_CHECKPASS
int crypt_checkpass(const char *, const char *);
#endif
#ifndef HAVE_STRNDUP
char * strndup(const char *, size_t);
#endif
#ifndef HAVE_STRNLEN
size_t strnlen(const char *, size_t);
#endif
#ifndef HAVE_STRUCT_TIMEVAL
struct timeval {
long tv_sec;
long tv_usec;
}
#endif
#ifndef HAVE_TIMINGSAFE_MEMCMP
int timingsafe_memcmp(const void *, const void *, size_t);
#endif
#ifndef HAVE_NANOSLEEP
#ifndef HAVE_STRUCT_TIMESPEC
struct timespec {
time_t tv_sec;
long tv_nsec;
};
#endif
int nanosleep(const struct timespec *, struct timespec *);
#endif
#ifndef HAVE_SETEGID
int setegid(uid_t);
#endif
#ifndef HAVE_SETEUID
int seteuid(uid_t);
#endif
#ifndef HAVE_SETSID
#define setsid() setpgrp(0, getpid())
#endif
#ifndef HAVE_SIGNAL
typedef void (*mysig_t)(int);
mysig_t mysignal(int sig, mysig_t act);
#define signal(a,b) mysignal(a,b)
#endif
#ifndef HAVE_USLEEP
int usleep(unsigned int useconds);
#endif
int pipe2(int pipefd[2], int flags);
char *get_progname(char *);
#ifndef HAVE_CLOCK_GETTIME
#ifndef CLOCK_REALTIME
#define CLOCK_REALTIME 0
#endif
#ifndef CLOCK_MONOTONIC
#define CLOCK_MONOTONIC 3
#endif
int clock_gettime(int clock_id, struct timespec *tp);
#endif
#ifndef HAVE_SUBOPTARG
#define getsubopt(optionp, tokens, valuep) openbsd_getsubopt(optionp, tokens, valuep)
int openbsd_getsubopt(char **optionp, char * const *tokens, char **valuep);
extern char *suboptarg; /* getsubopt(3) external variable */
#endif
#endif /* _OPENBSD_COMPAT_H */