mirror of git://anongit.mindrot.org/openssh.git
974 lines
25 KiB
C
974 lines
25 KiB
C
/*
|
|
* Copyright (c) 1999-2003 Damien Miller. 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 _DEFINES_H
|
|
#define _DEFINES_H
|
|
|
|
/* Constants */
|
|
|
|
#if defined(HAVE_DECL_SHUT_RD) && HAVE_DECL_SHUT_RD == 0
|
|
enum
|
|
{
|
|
SHUT_RD = 0, /* No more receptions. */
|
|
SHUT_WR, /* No more transmissions. */
|
|
SHUT_RDWR /* No more receptions or transmissions. */
|
|
};
|
|
# define SHUT_RD SHUT_RD
|
|
# define SHUT_WR SHUT_WR
|
|
# define SHUT_RDWR SHUT_RDWR
|
|
#endif
|
|
|
|
/*
|
|
* Cygwin doesn't really have a notion of reserved ports. It is still
|
|
* is useful on the client side so for compatibility it defines as 1024 via
|
|
* netinet/in.h inside an enum. We * don't actually want that restriction
|
|
* so we want to set that to zero, but we can't do it direct in config.h
|
|
* because it'll cause a conflicting definition the first time we include
|
|
* netinet/in.h.
|
|
*/
|
|
|
|
#ifdef HAVE_CYGWIN
|
|
#define IPPORT_RESERVED 0
|
|
#endif
|
|
|
|
/*
|
|
* Definitions for IP type of service (ip_tos)
|
|
*/
|
|
#include <netinet/in_systm.h>
|
|
#include <netinet/ip.h>
|
|
#ifndef IPTOS_LOWDELAY
|
|
# define IPTOS_LOWDELAY 0x10
|
|
# define IPTOS_THROUGHPUT 0x08
|
|
# define IPTOS_RELIABILITY 0x04
|
|
# define IPTOS_LOWCOST 0x02
|
|
# define IPTOS_MINCOST IPTOS_LOWCOST
|
|
#endif /* IPTOS_LOWDELAY */
|
|
|
|
/*
|
|
* Definitions for DiffServ Codepoints as per RFCs 2474, 3246, 4594 & 8622.
|
|
* These are the 6 most significant bits as they appear on the wire, so the
|
|
* two least significant bits must be zero.
|
|
*/
|
|
#ifndef IPTOS_DSCP_AF11
|
|
# define IPTOS_DSCP_AF11 0x28
|
|
# define IPTOS_DSCP_AF12 0x30
|
|
# define IPTOS_DSCP_AF13 0x38
|
|
# define IPTOS_DSCP_AF21 0x48
|
|
# define IPTOS_DSCP_AF22 0x50
|
|
# define IPTOS_DSCP_AF23 0x58
|
|
# define IPTOS_DSCP_AF31 0x68
|
|
# define IPTOS_DSCP_AF32 0x70
|
|
# define IPTOS_DSCP_AF33 0x78
|
|
# define IPTOS_DSCP_AF41 0x88
|
|
# define IPTOS_DSCP_AF42 0x90
|
|
# define IPTOS_DSCP_AF43 0x98
|
|
# define IPTOS_DSCP_EF 0xb8
|
|
#endif /* IPTOS_DSCP_AF11 */
|
|
#ifndef IPTOS_DSCP_CS0
|
|
# define IPTOS_DSCP_CS0 0x00
|
|
# define IPTOS_DSCP_CS1 0x20
|
|
# define IPTOS_DSCP_CS2 0x40
|
|
# define IPTOS_DSCP_CS3 0x60
|
|
# define IPTOS_DSCP_CS4 0x80
|
|
# define IPTOS_DSCP_CS5 0xa0
|
|
# define IPTOS_DSCP_CS6 0xc0
|
|
# define IPTOS_DSCP_CS7 0xe0
|
|
#endif /* IPTOS_DSCP_CS0 */
|
|
#ifndef IPTOS_DSCP_EF
|
|
# define IPTOS_DSCP_EF 0xb8
|
|
#endif /* IPTOS_DSCP_EF */
|
|
#ifndef IPTOS_DSCP_LE
|
|
# define IPTOS_DSCP_LE 0x04
|
|
#endif /* IPTOS_DSCP_LE */
|
|
#ifndef IPTOS_PREC_CRITIC_ECP
|
|
# define IPTOS_PREC_CRITIC_ECP 0xa0
|
|
#endif
|
|
#ifndef IPTOS_PREC_INTERNETCONTROL
|
|
# define IPTOS_PREC_INTERNETCONTROL 0xc0
|
|
#endif
|
|
#ifndef IPTOS_PREC_NETCONTROL
|
|
# define IPTOS_PREC_NETCONTROL 0xe0
|
|
#endif
|
|
|
|
#ifndef PATH_MAX
|
|
# ifdef _POSIX_PATH_MAX
|
|
# define PATH_MAX _POSIX_PATH_MAX
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef MAXPATHLEN
|
|
# ifdef PATH_MAX
|
|
# define MAXPATHLEN PATH_MAX
|
|
# else /* PATH_MAX */
|
|
# define MAXPATHLEN 64
|
|
# endif /* PATH_MAX */
|
|
#endif /* MAXPATHLEN */
|
|
|
|
#ifndef HOST_NAME_MAX
|
|
# include "netdb.h" /* for MAXHOSTNAMELEN */
|
|
# if defined(_POSIX_HOST_NAME_MAX)
|
|
# define HOST_NAME_MAX _POSIX_HOST_NAME_MAX
|
|
# elif defined(MAXHOSTNAMELEN)
|
|
# define HOST_NAME_MAX MAXHOSTNAMELEN
|
|
# else
|
|
# define HOST_NAME_MAX 255
|
|
# endif
|
|
#endif /* HOST_NAME_MAX */
|
|
|
|
#if defined(HAVE_DECL_MAXSYMLINKS) && HAVE_DECL_MAXSYMLINKS == 0
|
|
# define MAXSYMLINKS 5
|
|
#endif
|
|
|
|
#ifndef STDIN_FILENO
|
|
# define STDIN_FILENO 0
|
|
#endif
|
|
#ifndef STDOUT_FILENO
|
|
# define STDOUT_FILENO 1
|
|
#endif
|
|
#ifndef STDERR_FILENO
|
|
# define STDERR_FILENO 2
|
|
#endif
|
|
|
|
#ifndef NGROUPS_MAX /* Disable groupaccess if NGROUP_MAX is not set */
|
|
#ifdef NGROUPS
|
|
#define NGROUPS_MAX NGROUPS
|
|
#else
|
|
#define NGROUPS_MAX 0
|
|
#endif
|
|
#endif
|
|
|
|
#if defined(HAVE_DECL_O_NONBLOCK) && HAVE_DECL_O_NONBLOCK == 0
|
|
# define O_NONBLOCK 00004 /* Non Blocking Open */
|
|
#endif
|
|
|
|
#ifndef S_IFSOCK
|
|
# define S_IFSOCK 0
|
|
#endif /* S_IFSOCK */
|
|
|
|
#ifndef S_ISDIR
|
|
# define S_ISDIR(mode) (((mode) & (_S_IFMT)) == (_S_IFDIR))
|
|
#endif /* S_ISDIR */
|
|
|
|
#ifndef S_ISREG
|
|
# define S_ISREG(mode) (((mode) & (_S_IFMT)) == (_S_IFREG))
|
|
#endif /* S_ISREG */
|
|
|
|
#ifndef S_ISLNK
|
|
# define S_ISLNK(mode) (((mode) & S_IFMT) == S_IFLNK)
|
|
#endif /* S_ISLNK */
|
|
|
|
#ifndef S_IXUSR
|
|
# define S_IXUSR 0000100 /* execute/search permission, */
|
|
# define S_IXGRP 0000010 /* execute/search permission, */
|
|
# define S_IXOTH 0000001 /* execute/search permission, */
|
|
# define _S_IWUSR 0000200 /* write permission, */
|
|
# define S_IWUSR _S_IWUSR /* write permission, owner */
|
|
# define S_IWGRP 0000020 /* write permission, group */
|
|
# define S_IWOTH 0000002 /* write permission, other */
|
|
# define S_IRUSR 0000400 /* read permission, owner */
|
|
# define S_IRGRP 0000040 /* read permission, group */
|
|
# define S_IROTH 0000004 /* read permission, other */
|
|
# define S_IRWXU 0000700 /* read, write, execute */
|
|
# define S_IRWXG 0000070 /* read, write, execute */
|
|
# define S_IRWXO 0000007 /* read, write, execute */
|
|
#endif /* S_IXUSR */
|
|
|
|
#if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
|
|
#define MAP_ANON MAP_ANONYMOUS
|
|
#endif
|
|
|
|
#ifndef MAP_FAILED
|
|
# define MAP_FAILED ((void *)-1)
|
|
#endif
|
|
|
|
/*
|
|
SCO Open Server 3 has INADDR_LOOPBACK defined in rpc/rpc.h but
|
|
including rpc/rpc.h breaks Solaris 6
|
|
*/
|
|
#ifndef INADDR_LOOPBACK
|
|
#define INADDR_LOOPBACK ((u_long)0x7f000001)
|
|
#endif
|
|
|
|
/* Types */
|
|
|
|
/* If sys/types.h does not supply intXX_t, supply them ourselves */
|
|
/* (or die trying) */
|
|
|
|
#ifndef HAVE_U_INT
|
|
typedef unsigned int u_int;
|
|
#endif
|
|
|
|
#ifndef HAVE_INTXX_T
|
|
typedef signed char int8_t;
|
|
# if (SIZEOF_SHORT_INT == 2)
|
|
typedef short int int16_t;
|
|
# else
|
|
# error "16 bit int type not found."
|
|
# endif
|
|
# if (SIZEOF_INT == 4)
|
|
typedef int int32_t;
|
|
# else
|
|
# error "32 bit int type not found."
|
|
# endif
|
|
#endif
|
|
|
|
/* If sys/types.h does not supply u_intXX_t, supply them ourselves */
|
|
#ifndef HAVE_U_INTXX_T
|
|
# ifdef HAVE_UINTXX_T
|
|
typedef uint8_t u_int8_t;
|
|
typedef uint16_t u_int16_t;
|
|
typedef uint32_t u_int32_t;
|
|
# define HAVE_U_INTXX_T 1
|
|
# else
|
|
typedef unsigned char u_int8_t;
|
|
# if (SIZEOF_SHORT_INT == 2)
|
|
typedef unsigned short int u_int16_t;
|
|
# else
|
|
# error "16 bit int type not found."
|
|
# endif
|
|
# if (SIZEOF_INT == 4)
|
|
typedef unsigned int u_int32_t;
|
|
# else
|
|
# error "32 bit int type not found."
|
|
# endif
|
|
# endif
|
|
#define __BIT_TYPES_DEFINED__
|
|
#endif
|
|
|
|
#if !defined(LLONG_MIN) && defined(LONG_LONG_MIN)
|
|
#define LLONG_MIN LONG_LONG_MIN
|
|
#endif
|
|
#if !defined(LLONG_MAX) && defined(LONG_LONG_MAX)
|
|
#define LLONG_MAX LONG_LONG_MAX
|
|
#endif
|
|
|
|
#ifndef UINT32_MAX
|
|
# if defined(HAVE_DECL_UINT32_MAX) && (HAVE_DECL_UINT32_MAX == 0)
|
|
# if (SIZEOF_INT == 4)
|
|
# define UINT32_MAX UINT_MAX
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
/* 64-bit types */
|
|
#ifndef HAVE_INT64_T
|
|
# if (SIZEOF_LONG_INT == 8)
|
|
typedef long int int64_t;
|
|
# else
|
|
# if (SIZEOF_LONG_LONG_INT == 8)
|
|
typedef long long int int64_t;
|
|
# endif
|
|
# endif
|
|
#endif
|
|
#ifndef HAVE_U_INT64_T
|
|
# if (SIZEOF_LONG_INT == 8)
|
|
typedef unsigned long int u_int64_t;
|
|
# else
|
|
# if (SIZEOF_LONG_LONG_INT == 8)
|
|
typedef unsigned long long int u_int64_t;
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef HAVE_UINTXX_T
|
|
typedef u_int8_t uint8_t;
|
|
typedef u_int16_t uint16_t;
|
|
typedef u_int32_t uint32_t;
|
|
typedef u_int64_t uint64_t;
|
|
#endif
|
|
|
|
#ifndef HAVE_INTMAX_T
|
|
typedef long long intmax_t;
|
|
#endif
|
|
|
|
#ifndef HAVE_UINTMAX_T
|
|
typedef unsigned long long uintmax_t;
|
|
#endif
|
|
|
|
#if SIZEOF_TIME_T == SIZEOF_LONG_LONG_INT
|
|
# define SSH_TIME_T_MAX LLONG_MAX
|
|
#else
|
|
# define SSH_TIME_T_MAX INT_MAX
|
|
#endif
|
|
|
|
#ifndef HAVE_U_CHAR
|
|
typedef unsigned char u_char;
|
|
# define HAVE_U_CHAR
|
|
#endif /* HAVE_U_CHAR */
|
|
|
|
#ifndef ULLONG_MAX
|
|
# define ULLONG_MAX ((unsigned long long)-1)
|
|
#endif
|
|
|
|
#ifndef SIZE_T_MAX
|
|
#define SIZE_T_MAX ULONG_MAX
|
|
#endif /* SIZE_T_MAX */
|
|
|
|
#ifndef HAVE_SIZE_T
|
|
typedef unsigned int size_t;
|
|
# define HAVE_SIZE_T
|
|
# define SIZE_T_MAX UINT_MAX
|
|
#endif /* HAVE_SIZE_T */
|
|
|
|
#ifndef SIZE_MAX
|
|
#define SIZE_MAX SIZE_T_MAX
|
|
#endif
|
|
|
|
#ifndef INT32_MAX
|
|
# if (SIZEOF_INT == 4)
|
|
# define INT32_MAX INT_MAX
|
|
# elif (SIZEOF_LONG == 4)
|
|
# define INT32_MAX LONG_MAX
|
|
# else
|
|
# error "need INT32_MAX"
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef INT64_MAX
|
|
# if (SIZEOF_INT == 8)
|
|
# define INT64_MAX INT_MAX
|
|
# elif (SIZEOF_LONG == 8)
|
|
# define INT64_MAX LONG_MAX
|
|
# elif (SIZEOF_LONG_LONG_INT == 8)
|
|
# define INT64_MAX LLONG_MAX
|
|
# else
|
|
# error "need INT64_MAX"
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef HAVE_SSIZE_T
|
|
typedef int ssize_t;
|
|
#define SSIZE_MAX INT_MAX
|
|
# define HAVE_SSIZE_T
|
|
#endif /* HAVE_SSIZE_T */
|
|
|
|
#ifndef HAVE_CLOCK_T
|
|
typedef long clock_t;
|
|
# define HAVE_CLOCK_T
|
|
#endif /* HAVE_CLOCK_T */
|
|
|
|
#ifndef HAVE_SA_FAMILY_T
|
|
typedef int sa_family_t;
|
|
# define HAVE_SA_FAMILY_T
|
|
#endif /* HAVE_SA_FAMILY_T */
|
|
|
|
#ifndef HAVE_PID_T
|
|
typedef int pid_t;
|
|
# define HAVE_PID_T
|
|
#endif /* HAVE_PID_T */
|
|
|
|
#ifndef HAVE_SIG_ATOMIC_T
|
|
typedef int sig_atomic_t;
|
|
# define HAVE_SIG_ATOMIC_T
|
|
#endif /* HAVE_SIG_ATOMIC_T */
|
|
|
|
#ifndef HAVE_MODE_T
|
|
typedef int mode_t;
|
|
# define HAVE_MODE_T
|
|
#endif /* HAVE_MODE_T */
|
|
|
|
#if !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE___SS_FAMILY_IN_SS)
|
|
# define ss_family __ss_family
|
|
#endif /* !defined(HAVE_SS_FAMILY_IN_SS) && defined(HAVE_SA_FAMILY_IN_SS) */
|
|
|
|
#ifndef HAVE_SYS_UN_H
|
|
struct sockaddr_un {
|
|
short sun_family; /* AF_UNIX */
|
|
char sun_path[108]; /* path name (gag) */
|
|
};
|
|
#endif /* HAVE_SYS_UN_H */
|
|
|
|
#ifndef HAVE_IN_ADDR_T
|
|
typedef u_int32_t in_addr_t;
|
|
#endif
|
|
#ifndef HAVE_IN_PORT_T
|
|
typedef u_int16_t in_port_t;
|
|
#endif
|
|
|
|
#if defined(BROKEN_SYS_TERMIO_H) && !defined(_STRUCT_WINSIZE)
|
|
#define _STRUCT_WINSIZE
|
|
struct winsize {
|
|
unsigned short ws_row; /* rows, in characters */
|
|
unsigned short ws_col; /* columns, in character */
|
|
unsigned short ws_xpixel; /* horizontal size, pixels */
|
|
unsigned short ws_ypixel; /* vertical size, pixels */
|
|
};
|
|
#endif
|
|
|
|
/* bits needed for select that may not be in the system headers */
|
|
#ifndef HAVE_FD_MASK
|
|
typedef unsigned long int fd_mask;
|
|
#endif
|
|
|
|
#if defined(HAVE_DECL_NFDBITS) && HAVE_DECL_NFDBITS == 0
|
|
# define NFDBITS (8 * sizeof(unsigned long))
|
|
#endif
|
|
|
|
#if defined(HAVE_DECL_HOWMANY) && HAVE_DECL_HOWMANY == 0
|
|
# define howmany(x,y) (((x)+((y)-1))/(y))
|
|
#endif
|
|
|
|
/* Paths */
|
|
|
|
#ifndef _PATH_BSHELL
|
|
# define _PATH_BSHELL "/bin/sh"
|
|
#endif
|
|
|
|
#ifdef USER_PATH
|
|
# ifdef _PATH_STDPATH
|
|
# undef _PATH_STDPATH
|
|
# endif
|
|
# define _PATH_STDPATH USER_PATH
|
|
#endif
|
|
|
|
#ifndef _PATH_STDPATH
|
|
# define _PATH_STDPATH "/usr/bin:/bin:/usr/sbin:/sbin"
|
|
#endif
|
|
|
|
#ifndef SUPERUSER_PATH
|
|
# define SUPERUSER_PATH _PATH_STDPATH
|
|
#endif
|
|
|
|
#ifndef _PATH_DEVNULL
|
|
# define _PATH_DEVNULL "/dev/null"
|
|
#endif
|
|
|
|
/* user may have set a different path */
|
|
#if defined(_PATH_MAILDIR) && defined(MAIL_DIRECTORY)
|
|
# undef _PATH_MAILDIR
|
|
#endif /* defined(_PATH_MAILDIR) && defined(MAIL_DIRECTORY) */
|
|
|
|
#ifdef MAIL_DIRECTORY
|
|
# define _PATH_MAILDIR MAIL_DIRECTORY
|
|
#endif
|
|
|
|
#ifndef _PATH_NOLOGIN
|
|
# define _PATH_NOLOGIN "/etc/nologin"
|
|
#endif
|
|
|
|
/* Define this to be the path of the xauth program. */
|
|
#ifdef XAUTH_PATH
|
|
#define _PATH_XAUTH XAUTH_PATH
|
|
#endif /* XAUTH_PATH */
|
|
|
|
/* derived from XF4/xc/lib/dps/Xlibnet.h */
|
|
#ifndef X_UNIX_PATH
|
|
# ifdef __hpux
|
|
# define X_UNIX_PATH "/var/spool/sockets/X11/%u"
|
|
# else
|
|
# define X_UNIX_PATH "/tmp/.X11-unix/X%u"
|
|
# endif
|
|
#endif /* X_UNIX_PATH */
|
|
#define _PATH_UNIX_X X_UNIX_PATH
|
|
|
|
#ifndef _PATH_TTY
|
|
# define _PATH_TTY "/dev/tty"
|
|
#endif
|
|
|
|
/* Macros */
|
|
|
|
#if defined(HAVE_LOGIN_GETCAPBOOL) && defined(HAVE_LOGIN_CAP_H)
|
|
# define HAVE_LOGIN_CAP
|
|
#endif
|
|
|
|
#ifndef MAX
|
|
# define MAX(a,b) (((a)>(b))?(a):(b))
|
|
# define MIN(a,b) (((a)<(b))?(a):(b))
|
|
#endif
|
|
|
|
#ifndef roundup
|
|
# define roundup(x, y) ((((x)+((y)-1))/(y))*(y))
|
|
#endif
|
|
|
|
#ifndef timersub
|
|
#define timersub(a, b, result) \
|
|
do { \
|
|
(result)->tv_sec = (a)->tv_sec - (b)->tv_sec; \
|
|
(result)->tv_usec = (a)->tv_usec - (b)->tv_usec; \
|
|
if ((result)->tv_usec < 0) { \
|
|
--(result)->tv_sec; \
|
|
(result)->tv_usec += 1000000; \
|
|
} \
|
|
} while (0)
|
|
#endif
|
|
|
|
#ifndef TIMEVAL_TO_TIMESPEC
|
|
#define TIMEVAL_TO_TIMESPEC(tv, ts) { \
|
|
(ts)->tv_sec = (tv)->tv_sec; \
|
|
(ts)->tv_nsec = (tv)->tv_usec * 1000; \
|
|
}
|
|
#endif
|
|
|
|
#ifndef TIMESPEC_TO_TIMEVAL
|
|
#define TIMESPEC_TO_TIMEVAL(tv, ts) { \
|
|
(tv)->tv_sec = (ts)->tv_sec; \
|
|
(tv)->tv_usec = (ts)->tv_nsec / 1000; \
|
|
}
|
|
#endif
|
|
|
|
#ifndef timespeccmp
|
|
#define timespeccmp(tsp, usp, cmp) \
|
|
(((tsp)->tv_sec == (usp)->tv_sec) ? \
|
|
((tsp)->tv_nsec cmp (usp)->tv_nsec) : \
|
|
((tsp)->tv_sec cmp (usp)->tv_sec))
|
|
#endif
|
|
|
|
/* Operations on timespecs. */
|
|
#ifndef timespecclear
|
|
#define timespecclear(tsp) (tsp)->tv_sec = (tsp)->tv_nsec = 0
|
|
#endif
|
|
#ifndef timespeccmp
|
|
#define timespeccmp(tsp, usp, cmp) \
|
|
(((tsp)->tv_sec == (usp)->tv_sec) ? \
|
|
((tsp)->tv_nsec cmp (usp)->tv_nsec) : \
|
|
((tsp)->tv_sec cmp (usp)->tv_sec))
|
|
#endif
|
|
#ifndef timespecadd
|
|
#define timespecadd(tsp, usp, vsp) \
|
|
do { \
|
|
(vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec; \
|
|
(vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec; \
|
|
if ((vsp)->tv_nsec >= 1000000000L) { \
|
|
(vsp)->tv_sec++; \
|
|
(vsp)->tv_nsec -= 1000000000L; \
|
|
} \
|
|
} while (0)
|
|
#endif
|
|
#ifndef timespecsub
|
|
#define timespecsub(tsp, usp, vsp) \
|
|
do { \
|
|
(vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \
|
|
(vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \
|
|
if ((vsp)->tv_nsec < 0) { \
|
|
(vsp)->tv_sec--; \
|
|
(vsp)->tv_nsec += 1000000000L; \
|
|
} \
|
|
} while (0)
|
|
#endif
|
|
|
|
#ifndef __P
|
|
# define __P(x) x
|
|
#endif
|
|
|
|
#if !defined(IN6_IS_ADDR_V4MAPPED)
|
|
# define IN6_IS_ADDR_V4MAPPED(a) \
|
|
((((u_int32_t *) (a))[0] == 0) && (((u_int32_t *) (a))[1] == 0) && \
|
|
(((u_int32_t *) (a))[2] == htonl (0xffff)))
|
|
#endif /* !defined(IN6_IS_ADDR_V4MAPPED) */
|
|
|
|
#if !defined(__GNUC__) || (__GNUC__ < 2)
|
|
# define __attribute__(x)
|
|
#endif /* !defined(__GNUC__) || (__GNUC__ < 2) */
|
|
|
|
#if !defined(HAVE_ATTRIBUTE__SENTINEL__) && !defined(__sentinel__)
|
|
# define __sentinel__
|
|
#endif
|
|
|
|
#if !defined(HAVE_ATTRIBUTE__BOUNDED__) && !defined(__bounded__)
|
|
# define __bounded__(x, y, z)
|
|
#endif
|
|
|
|
#if !defined(HAVE_ATTRIBUTE__NONNULL__) && !defined(__nonnull__)
|
|
# define __nonnull__(x)
|
|
#endif
|
|
|
|
#ifndef OSSH_ALIGNBYTES
|
|
#define OSSH_ALIGNBYTES (sizeof(int) - 1)
|
|
#endif
|
|
#ifndef __CMSG_ALIGN
|
|
#define __CMSG_ALIGN(p) (((u_int)(p) + OSSH_ALIGNBYTES) &~ OSSH_ALIGNBYTES)
|
|
#endif
|
|
|
|
/* Length of the contents of a control message of length len */
|
|
#ifndef CMSG_LEN
|
|
#define CMSG_LEN(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + (len))
|
|
#endif
|
|
|
|
/* Length of the space taken up by a padded control message of length len */
|
|
#ifndef CMSG_SPACE
|
|
#define CMSG_SPACE(len) (__CMSG_ALIGN(sizeof(struct cmsghdr)) + __CMSG_ALIGN(len))
|
|
#endif
|
|
|
|
/* given pointer to struct cmsghdr, return pointer to data */
|
|
#ifndef CMSG_DATA
|
|
#define CMSG_DATA(cmsg) ((u_char *)(cmsg) + __CMSG_ALIGN(sizeof(struct cmsghdr)))
|
|
#endif /* CMSG_DATA */
|
|
|
|
/*
|
|
* RFC 2292 requires to check msg_controllen, in case that the kernel returns
|
|
* an empty list for some reasons.
|
|
*/
|
|
#ifndef CMSG_FIRSTHDR
|
|
#define CMSG_FIRSTHDR(mhdr) \
|
|
((mhdr)->msg_controllen >= sizeof(struct cmsghdr) ? \
|
|
(struct cmsghdr *)(mhdr)->msg_control : \
|
|
(struct cmsghdr *)NULL)
|
|
#endif /* CMSG_FIRSTHDR */
|
|
|
|
#if defined(HAVE_DECL_OFFSETOF) && HAVE_DECL_OFFSETOF == 0
|
|
# define offsetof(type, member) ((size_t) &((type *)0)->member)
|
|
#endif
|
|
|
|
/* Set up BSD-style BYTE_ORDER definition if it isn't there already */
|
|
/* XXX: doesn't try to cope with strange byte orders (PDP_ENDIAN) */
|
|
#ifndef BYTE_ORDER
|
|
# ifndef LITTLE_ENDIAN
|
|
# define LITTLE_ENDIAN 1234
|
|
# endif /* LITTLE_ENDIAN */
|
|
# ifndef BIG_ENDIAN
|
|
# define BIG_ENDIAN 4321
|
|
# endif /* BIG_ENDIAN */
|
|
# ifdef WORDS_BIGENDIAN
|
|
# define BYTE_ORDER BIG_ENDIAN
|
|
# else /* WORDS_BIGENDIAN */
|
|
# define BYTE_ORDER LITTLE_ENDIAN
|
|
# endif /* WORDS_BIGENDIAN */
|
|
#endif /* BYTE_ORDER */
|
|
|
|
#ifndef HAVE_ENDIAN_H
|
|
# define openssh_swap32(v) \
|
|
(uint32_t)(((uint32_t)(v) & 0xff) << 24 | \
|
|
((uint32_t)(v) & 0xff00) << 8 | \
|
|
((uint32_t)(v) & 0xff0000) >> 8 | \
|
|
((uint32_t)(v) & 0xff000000) >> 24)
|
|
# define openssh_swap64(v) \
|
|
(uint64_t)((((uint64_t)(v) & 0xff) << 56) | \
|
|
((uint64_t)(v) & 0xff00ULL) << 40 | \
|
|
((uint64_t)(v) & 0xff0000ULL) << 24 | \
|
|
((uint64_t)(v) & 0xff000000ULL) << 8 | \
|
|
((uint64_t)(v) & 0xff00000000ULL) >> 8 | \
|
|
((uint64_t)(v) & 0xff0000000000ULL) >> 24 | \
|
|
((uint64_t)(v) & 0xff000000000000ULL) >> 40 | \
|
|
((uint64_t)(v) & 0xff00000000000000ULL) >> 56)
|
|
# ifdef WORDS_BIGENDIAN
|
|
# define le32toh(v) (openssh_swap32(v))
|
|
# define le64toh(v) (openssh_swap64(v))
|
|
# define htole64(v) (openssh_swap64(v))
|
|
# else
|
|
# define le32toh(v) ((uint32_t)v)
|
|
# define le64toh(v) ((uint64_t)v)
|
|
# define htole64(v) ((uint64_t)v)
|
|
# endif
|
|
#endif
|
|
|
|
/* Function replacement / compatibility hacks */
|
|
|
|
#if !defined(HAVE_GETADDRINFO) && (defined(HAVE_OGETADDRINFO) || defined(HAVE_NGETADDRINFO))
|
|
# define HAVE_GETADDRINFO
|
|
#endif
|
|
|
|
#ifndef HAVE_GETOPT_OPTRESET
|
|
# undef getopt
|
|
# undef opterr
|
|
# undef optind
|
|
# undef optopt
|
|
# undef optreset
|
|
# undef optarg
|
|
# define getopt(ac, av, o) BSDgetopt(ac, av, o)
|
|
# define opterr BSDopterr
|
|
# define optind BSDoptind
|
|
# define optopt BSDoptopt
|
|
# define optreset BSDoptreset
|
|
# define optarg BSDoptarg
|
|
#endif
|
|
|
|
#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GETADDRINFO)
|
|
# undef HAVE_GETADDRINFO
|
|
#endif
|
|
#if defined(BROKEN_GETADDRINFO) && defined(HAVE_FREEADDRINFO)
|
|
# undef HAVE_FREEADDRINFO
|
|
#endif
|
|
#if defined(BROKEN_GETADDRINFO) && defined(HAVE_GAI_STRERROR)
|
|
# undef HAVE_GAI_STRERROR
|
|
#endif
|
|
|
|
#if defined(HAVE_GETADDRINFO)
|
|
# if defined(HAVE_DECL_AI_NUMERICSERV) && HAVE_DECL_AI_NUMERICSERV == 0
|
|
# define AI_NUMERICSERV 0
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(BROKEN_UPDWTMPX) && defined(HAVE_UPDWTMPX)
|
|
# undef HAVE_UPDWTMPX
|
|
#endif
|
|
|
|
#if defined(BROKEN_SHADOW_EXPIRE) && defined(HAS_SHADOW_EXPIRE)
|
|
# undef HAS_SHADOW_EXPIRE
|
|
#endif
|
|
|
|
#if defined(HAVE_OPENLOG_R) && defined(SYSLOG_DATA_INIT) && \
|
|
defined(SYSLOG_R_SAFE_IN_SIGHAND)
|
|
# define DO_LOG_SAFE_IN_SIGHAND
|
|
#endif
|
|
|
|
#if !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY)
|
|
# define memmove(s1, s2, n) bcopy((s2), (s1), (n))
|
|
#endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */
|
|
|
|
#ifndef GETPGRP_VOID
|
|
# include <unistd.h>
|
|
# define getpgrp() getpgrp(0)
|
|
#endif
|
|
|
|
#ifdef USE_BSM_AUDIT
|
|
# define SSH_AUDIT_EVENTS
|
|
# define CUSTOM_SSH_AUDIT_EVENTS
|
|
#endif
|
|
|
|
#ifdef USE_LINUX_AUDIT
|
|
# define SSH_AUDIT_EVENTS
|
|
# define CUSTOM_SSH_AUDIT_EVENTS
|
|
#endif
|
|
|
|
#if !defined(HAVE___func__) && defined(HAVE___FUNCTION__)
|
|
# define __func__ __FUNCTION__
|
|
#elif !defined(HAVE___func__)
|
|
# define __func__ ""
|
|
#endif
|
|
|
|
#if defined(KRB5) && !defined(HEIMDAL)
|
|
# define krb5_get_err_text(context,code) error_message(code)
|
|
#endif
|
|
|
|
/* Maximum number of file descriptors available */
|
|
#ifdef HAVE_SYSCONF
|
|
# define SSH_SYSFDMAX sysconf(_SC_OPEN_MAX)
|
|
#else
|
|
# define SSH_SYSFDMAX 10000
|
|
#endif
|
|
|
|
#ifdef FSID_HAS_VAL
|
|
/* encode f_fsid into a 64 bit value */
|
|
#define FSID_TO_ULONG(f) \
|
|
((((u_int64_t)(f).val[0] & 0xffffffffUL) << 32) | \
|
|
((f).val[1] & 0xffffffffUL))
|
|
#elif defined(FSID_HAS___VAL)
|
|
#define FSID_TO_ULONG(f) \
|
|
((((u_int64_t)(f).__val[0] & 0xffffffffUL) << 32) | \
|
|
((f).__val[1] & 0xffffffffUL))
|
|
#else
|
|
# define FSID_TO_ULONG(f) ((f))
|
|
#endif
|
|
|
|
#if defined(__Lynx__)
|
|
/*
|
|
* LynxOS defines these in param.h which we do not want to include since
|
|
* it will also pull in a bunch of kernel definitions.
|
|
*/
|
|
# define ALIGNBYTES (sizeof(int) - 1)
|
|
# define ALIGN(p) (((unsigned)p + ALIGNBYTES) & ~ALIGNBYTES)
|
|
/* Missing prototypes on LynxOS */
|
|
int snprintf (char *, size_t, const char *, ...);
|
|
int mkstemp (char *);
|
|
char *crypt (const char *, const char *);
|
|
int seteuid (uid_t);
|
|
int setegid (gid_t);
|
|
char *mkdtemp (char *);
|
|
int rresvport_af (int *, sa_family_t);
|
|
int innetgr (const char *, const char *, const char *, const char *);
|
|
#endif
|
|
|
|
/*
|
|
* Define this to use pipes instead of socketpairs for communicating with the
|
|
* client program. Socketpairs do not seem to work on all systems.
|
|
*
|
|
* configure.ac sets this for a few OS's which are known to have problems
|
|
* but you may need to set it yourself
|
|
*/
|
|
/* #define USE_PIPES 1 */
|
|
|
|
/**
|
|
** login recorder definitions
|
|
**/
|
|
|
|
/* FIXME: put default paths back in */
|
|
#ifndef UTMP_FILE
|
|
# ifdef _PATH_UTMP
|
|
# define UTMP_FILE _PATH_UTMP
|
|
# else
|
|
# ifdef CONF_UTMP_FILE
|
|
# define UTMP_FILE CONF_UTMP_FILE
|
|
# endif
|
|
# endif
|
|
#endif
|
|
#ifndef WTMP_FILE
|
|
# ifdef _PATH_WTMP
|
|
# define WTMP_FILE _PATH_WTMP
|
|
# else
|
|
# ifdef CONF_WTMP_FILE
|
|
# define WTMP_FILE CONF_WTMP_FILE
|
|
# endif
|
|
# endif
|
|
#endif
|
|
/* pick up the user's location for lastlog if given */
|
|
#ifndef LASTLOG_FILE
|
|
# ifdef _PATH_LASTLOG
|
|
# define LASTLOG_FILE _PATH_LASTLOG
|
|
# else
|
|
# ifdef CONF_LASTLOG_FILE
|
|
# define LASTLOG_FILE CONF_LASTLOG_FILE
|
|
# endif
|
|
# endif
|
|
#endif
|
|
|
|
#if defined(HAVE_SHADOW_H) && !defined(DISABLE_SHADOW)
|
|
# define USE_SHADOW
|
|
#endif
|
|
|
|
/* The login() library function in libutil is first choice */
|
|
#if defined(HAVE_LOGIN) && !defined(DISABLE_LOGIN)
|
|
# define USE_LOGIN
|
|
|
|
#else
|
|
/* Simply select your favourite login types. */
|
|
/* Can't do if-else because some systems use several... <sigh> */
|
|
# if !defined(DISABLE_UTMPX)
|
|
# define USE_UTMPX
|
|
# endif
|
|
# if defined(UTMP_FILE) && !defined(DISABLE_UTMP)
|
|
# define USE_UTMP
|
|
# endif
|
|
# if defined(WTMPX_FILE) && !defined(DISABLE_WTMPX)
|
|
# define USE_WTMPX
|
|
# endif
|
|
# if defined(WTMP_FILE) && !defined(DISABLE_WTMP)
|
|
# define USE_WTMP
|
|
# endif
|
|
|
|
#endif
|
|
|
|
#ifndef UT_LINESIZE
|
|
# define UT_LINESIZE 8
|
|
#endif
|
|
|
|
/* I hope that the presence of LASTLOG_FILE is enough to detect this */
|
|
#if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG)
|
|
# define USE_LASTLOG
|
|
#endif
|
|
|
|
#ifdef HAVE_OSF_SIA
|
|
# ifdef USE_SHADOW
|
|
# undef USE_SHADOW
|
|
# endif
|
|
# define CUSTOM_SYS_AUTH_PASSWD 1
|
|
#endif
|
|
|
|
#if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID) && !defined(HAVE_SECUREWARE)
|
|
# define CUSTOM_SYS_AUTH_PASSWD 1
|
|
#endif
|
|
#if defined(HAVE_LIBIAF) && defined(HAVE_SET_ID) && !defined(BROKEN_LIBIAF)
|
|
# define USE_LIBIAF
|
|
#endif
|
|
|
|
/* HP-UX 11.11 */
|
|
#ifdef BTMP_FILE
|
|
# define _PATH_BTMP BTMP_FILE
|
|
#endif
|
|
|
|
#if defined(USE_BTMP) && defined(_PATH_BTMP)
|
|
# define CUSTOM_FAILED_LOGIN
|
|
#endif
|
|
|
|
/** end of login recorder definitions */
|
|
|
|
#ifdef BROKEN_GETGROUPS
|
|
# define getgroups(a,b) ((a)==0 && (b)==NULL ? NGROUPS_MAX : getgroups((a),(b)))
|
|
#endif
|
|
|
|
#ifndef IOV_MAX
|
|
# if defined(_XOPEN_IOV_MAX)
|
|
# define IOV_MAX _XOPEN_IOV_MAX
|
|
# elif defined(DEF_IOV_MAX)
|
|
# define IOV_MAX DEF_IOV_MAX
|
|
# else
|
|
# define IOV_MAX 16
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef EWOULDBLOCK
|
|
# define EWOULDBLOCK EAGAIN
|
|
#endif
|
|
|
|
#ifndef INET6_ADDRSTRLEN /* for non IPv6 machines */
|
|
#define INET6_ADDRSTRLEN 46
|
|
#endif
|
|
|
|
#ifndef SSH_IOBUFSZ
|
|
# define SSH_IOBUFSZ 8192
|
|
#endif
|
|
|
|
/*
|
|
* We want functions in openbsd-compat, if enabled, to override system ones.
|
|
* We no-op out the weak symbol definition rather than remove it to reduce
|
|
* future sync problems. Some compilers (eg Unixware) do not allow an
|
|
* empty statement, so we use a bogus function declaration.
|
|
*/
|
|
#define DEF_WEAK(x) void __ssh_compat_weak_##x(void)
|
|
|
|
/*
|
|
* Platforms that have arc4random_uniform() and not arc4random_stir()
|
|
* shouldn't need the latter.
|
|
*/
|
|
#if defined(HAVE_ARC4RANDOM) && defined(HAVE_ARC4RANDOM_UNIFORM) && \
|
|
!defined(HAVE_ARC4RANDOM_STIR)
|
|
# define arc4random_stir()
|
|
#endif
|
|
|
|
#ifndef HAVE_VA_COPY
|
|
# ifdef HAVE___VA_COPY
|
|
# define va_copy(dest, src) __va_copy(dest, src)
|
|
# else
|
|
# define va_copy(dest, src) (dest) = (src)
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef __predict_true
|
|
# if defined(__GNUC__) && \
|
|
((__GNUC__ > (2)) || (__GNUC__ == (2) && __GNUC_MINOR__ >= (96)))
|
|
# define __predict_true(exp) __builtin_expect(((exp) != 0), 1)
|
|
# define __predict_false(exp) __builtin_expect(((exp) != 0), 0)
|
|
# else
|
|
# define __predict_true(exp) ((exp) != 0)
|
|
# define __predict_false(exp) ((exp) != 0)
|
|
# endif /* gcc version */
|
|
#endif /* __predict_true */
|
|
|
|
#if defined(HAVE_GLOB_H) && defined(GLOB_HAS_ALTDIRFUNC) && \
|
|
defined(GLOB_HAS_GL_MATCHC) && defined(GLOB_HAS_GL_STATV) && \
|
|
defined(HAVE_DECL_GLOB_NOMATCH) && HAVE_DECL_GLOB_NOMATCH != 0 && \
|
|
!defined(BROKEN_GLOB)
|
|
# define USE_SYSTEM_GLOB
|
|
#endif
|
|
|
|
/*
|
|
* sntrup761 uses variable length arrays and c99-style declarations after code,
|
|
* so only enable if the compiler supports them.
|
|
*/
|
|
#if defined(VARIABLE_LENGTH_ARRAYS) && defined(VARIABLE_DECLARATION_AFTER_CODE)
|
|
# define USE_SNTRUP761X25519 1
|
|
/* The ML-KEM768 implementation also uses C89 features */
|
|
# define USE_MLKEM768X25519 1
|
|
#endif
|
|
#endif /* _DEFINES_H */
|