OpenSolaris_b135/cmd/ssh/include/defines.h

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/*
 * 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.
 */
/*
 * Copyright 2010 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef	_DEFINES_H
#define	_DEFINES_H

#ifdef __cplusplus
extern "C" {
#endif

/* $Id: defines.h,v 1.96 2002/09/26 00:38:48 tim Exp $ */


/* Constants */
#ifndef SHUT_RDWR
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

#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 */

#ifndef MAXPATHLEN
#ifdef PATH_MAX
#define	MAXPATHLEN PATH_MAX
#else /* PATH_MAX */
#define	MAXPATHLEN 64 /* Should be safe */
#endif /* PATH_MAX */
#endif /* MAXPATHLEN */

#ifndef STDIN_FILENO
#define	STDIN_FILENO    0
#endif

#ifndef STDOUT_FILENO
#define	STDOUT_FILENO   1
#endif

#ifndef STDERR_FILENO
#define	STDERR_FILENO   2
#endif

/* Disable groupaccess if NGROUPS_UMAX, NGROUPS_MAX and NGROUPS are not set */
#ifndef NGROUPS_UMAX
#ifdef NGROUPS_MAX
#define	NGROUPS_UMAX NGROUPS_MAX
#elif defined(NGROUPS)
#define	NGROUPS_UMAX NGROUPS
#else
#define	NGROUPS_UMAX 0
#endif
#endif

#ifndef O_NONBLOCK	/* Non Blocking Open */
#define	O_NONBLOCK	00004
#endif

#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

/* *-*-nto-qnx doesn't define this constant in the system headers */
#ifdef MISSING_NFDBITS
#define	NFDBITS (8 * sizeof (unsigned long))
#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 ((ulong_t)0x7f000001)
#endif

/* Types */

/*
 * If sys/types.h does not supply intXX_t, supply them ourselves (or die trying)
 */
#ifndef HAVE_U_INT
/* for now, we can't remove u_int without changing almost all other files */
/* CSTYLED */
typedef unsigned int u_int;
#endif

#ifndef HAVE_INTXX_T
#if (SIZEOF_CHAR == 1)
typedef char int8_t;
#else
#error "8 bit int type not found."
#endif
#if (SIZEOF_SHORT_INT == 2)
typedef short int int16_t;
#else
#ifdef _UNICOS
#if (SIZEOF_SHORT_INT == 4)
typedef short int16_t;
#else
typedef long  int16_t;
#endif
#else
#error "16 bit int type not found."
#endif /* _UNICOS */
#endif
#if (SIZEOF_INT == 4)
typedef int int32_t;
#else
#ifdef _UNICOS
typedef long  int32_t;
#else
#error "32 bit int type not found."
#endif /* _UNICOS */
#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
#if (SIZEOF_CHAR == 1)
typedef unsigned char u_int8_t;
#else
#error "8 bit int type not found."
#endif
#if (SIZEOF_SHORT_INT == 2)
typedef unsigned short int u_int16_t;
#else
#ifdef _UNICOS
#if (SIZEOF_SHORT_INT == 4)
typedef unsigned short u_int16_t;
#else
typedef unsigned long  u_int16_t;
#endif
#else
#error "16 bit int type not found."
#endif
#endif
#if (SIZEOF_INT == 4)
typedef unsigned int u_int32_t;
#else
#ifdef _UNICOS
typedef unsigned long  u_int32_t;
#else
#error "32 bit int type not found."
#endif
#endif
#endif
#define	__BIT_TYPES_DEFINED__
#endif

/* 64-bit types */
#ifndef HAVE_INT64_T
#if (SIZEOF_LONG_INT == 8)
typedef long int int64_t;
#define	HAVE_INT64_T 1
#else
#if (SIZEOF_LONG_LONG_INT == 8)
typedef long long int int64_t;
#define	HAVE_INT64_T 1
#endif
#endif
#endif

#ifndef HAVE_U_INT64_T
#if (SIZEOF_LONG_INT == 8)
typedef unsigned long int u_int64_t;
#define	HAVE_U_INT64_T 1
#else
#if (SIZEOF_LONG_LONG_INT == 8)
typedef unsigned long long int u_int64_t;
#define	HAVE_U_INT64_T 1
#endif
#endif
#endif

#if !defined(HAVE_LONG_LONG_INT) && (SIZEOF_LONG_LONG_INT == 8)
#define	HAVE_LONG_LONG_INT 1
#endif

#ifndef HAVE_U_CHAR
/* for now, we can't remove u_char without changing almost all other files */
/* CSTYLED */
typedef unsigned char u_char;
#define	HAVE_U_CHAR
#endif /* HAVE_U_CHAR */

#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
#endif /* HAVE_SIZE_T */

#ifndef HAVE_SSIZE_T
typedef int ssize_t;
#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 */

#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

/* *-*-nto-qnx does not define this type in the system headers */
#ifdef MISSING_FD_MASK
typedef unsigned long int fd_mask;
#endif

/* Paths */

#ifndef _PATH_BSHELL
#define	_PATH_BSHELL "/bin/sh"
#endif

#ifndef _PATH_CSHELL
#define	_PATH_CSHELL "/bin/csh"
#endif

#ifndef _PATH_SHELLS
#define	_PATH_SHELLS "/etc/shells"
#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"
#endif

#ifndef _PATH_DEVNULL
#define	_PATH_DEVNULL "/dev/null"
#endif

#ifndef MAIL_DIRECTORY
#define	MAIL_DIRECTORY "/var/spool/mail"
#endif

#ifndef MAILDIR
#define	MAILDIR MAIL_DIRECTORY
#endif

#if !defined(_PATH_MAILDIR) && defined(MAILDIR)
#define	_PATH_MAILDIR MAILDIR
#endif /* !defined(_PATH_MAILDIR) && defined(MAILDIR) */

#ifndef _PATH_RSH
#ifdef RSH_PATH
#define	_PATH_RSH RSH_PATH
#else /* RSH_PATH */
#define	_PATH_RSH "/usr/bin/rsh"
#endif /* RSH_PATH */
#endif /* _PATH_RSH */

#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 */

#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 __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__BOUNDED__) && !defined(__bounded__)
#define	__bounded__(x, y, z)
#endif

/* *-*-nto-qnx doesn't define this macro in the system headers */
#ifdef MISSING_HOWMANY
#define	howmany(x, y)	(((x) + ((y) - 1)) / (y))
#endif

#ifndef OSSH_ALIGNBYTES
#define	OSSH_ALIGNBYTES	(sizeof (int) - 1)
#endif

#ifndef __CMSG_ALIGN
#define	__CMSG_ALIGN(p) (((uint_t)(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

/* 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

/* In older versions of libpam, pam_strerror takes a single argument */
#ifdef HAVE_OLD_PAM
#define	PAM_STRERROR(a, b) pam_strerror((b))
#else
#define	PAM_STRERROR(a, b) pam_strerror((a), (b))
#endif

#ifdef PAM_SUN_CODEBASE
#define	PAM_MSG_MEMBER(msg, n, member) ((*(msg))[(n)].member)
#else
#define	PAM_MSG_MEMBER(msg, n, member) ((msg)[(n)]->member)
#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_MEMMOVE) && defined(HAVE_BCOPY)
#define	memmove(s1, s2, n) bcopy((s2), (s1), (n))
#endif /* !defined(HAVE_MEMMOVE) && defined(HAVE_BCOPY) */

#if defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX)
#define	USE_VHANGUP
#endif /* defined(HAVE_VHANGUP) && !defined(HAVE_DEV_PTMX) */

#ifndef GETPGRP_VOID
#define	getpgrp() getpgrp(0)
#endif

/* OPENSSL_free() is Free() in versions before OpenSSL 0.9.6 */
#if !defined(OPENSSL_VERSION_NUMBER) || (OPENSSL_VERSION_NUMBER < 0x0090600f)
#define	OPENSSL_free(x) Free(x)
#endif

#if !defined(HAVE___func__) && defined(HAVE___FUNCTION__)
#define	__func__ __FUNCTION__
#elif !defined(HAVE___func__)
#define	__func__ ""
#endif

/*
 * 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

/* 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(UTMPX_FILE) && !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

/* I hope that the presence of LASTLOG_FILE is enough to detect this */
#if defined(LASTLOG_FILE) && !defined(DISABLE_LASTLOG)
#define	USE_LASTLOG
#endif

/* end of login recorder definitions */

#ifdef __cplusplus
}
#endif

#endif /* _DEFINES_H */