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Diffstat (limited to 'lib/defines.h')
| -rw-r--r-- | lib/defines.h | 391 |
1 files changed, 391 insertions, 0 deletions
diff --git a/lib/defines.h b/lib/defines.h new file mode 100644 index 0000000..2fb1b56 --- /dev/null +++ b/lib/defines.h @@ -0,0 +1,391 @@ +/* $Id$ */ +/* some useful defines */ + +#ifndef _DEFINES_H_ +#define _DEFINES_H_ + +#if HAVE_STDBOOL_H +# include <stdbool.h> +#else +# if ! HAVE__BOOL +# ifdef __cplusplus +typedef bool _Bool; +# else +typedef unsigned char _Bool; +# endif +# endif +# define bool _Bool +# define false (0) +# define true (1) +# define __bool_true_false_are_defined 1 +#endif + +#define ISDIGIT_LOCALE(c) (IN_CTYPE_DOMAIN (c) && isdigit (c)) + +/* Take care of NLS matters. */ +#ifdef S_SPLINT_S +extern char *setlocale(int categories, const char *locale); +# define LC_ALL (6) +extern char * bindtextdomain (const char * domainname, const char * dirname); +extern char * textdomain (const char * domainname); +# define _(Text) Text +# define ngettext(Msgid1, Msgid2, N) \ + ((N) == 1 ? (const char *) (Msgid1) : (const char *) (Msgid2)) +#else +#ifdef HAVE_LOCALE_H +# include <locale.h> +#else +# undef setlocale +# define setlocale(category, locale) (NULL) +# ifndef LC_ALL +# define LC_ALL 6 +# endif +#endif + +#define gettext_noop(String) (String) +/* #define gettext_def(String) "#define String" */ + +#ifdef ENABLE_NLS +# include <libintl.h> +# define _(Text) gettext (Text) +#else +# undef bindtextdomain +# define bindtextdomain(Domain, Directory) (NULL) +# undef textdomain +# define textdomain(Domain) (NULL) +# define _(Text) Text +# define ngettext(Msgid1, Msgid2, N) \ + ((N) == 1 ? (const char *) (Msgid1) : (const char *) (Msgid2)) +#endif +#endif + +#if STDC_HEADERS +# include <stdlib.h> +# include <string.h> +#else /* not STDC_HEADERS */ +# ifndef HAVE_STRCHR +# define strchr index +# define strrchr rindex +# endif +char *strchr (), *strrchr (), *strtok (); + +# ifndef HAVE_MEMCPY +# define memcpy(d, s, n) bcopy((s), (d), (n)) +# endif +#endif /* not STDC_HEADERS */ + +#if HAVE_ERRNO_H +# include <errno.h> +#endif + +#include <sys/stat.h> +#include <sys/types.h> +#if HAVE_SYS_WAIT_H +# include <sys/wait.h> +#endif +#ifndef WEXITSTATUS +# define WEXITSTATUS(stat_val) ((unsigned)(stat_val) >> 8) +#endif +#ifndef WIFEXITED +# define WIFEXITED(stat_val) (((stat_val) & 255) == 0) +#endif + +#if HAVE_UNISTD_H +# include <unistd.h> +#endif + +#if TIME_WITH_SYS_TIME +# include <sys/time.h> +# include <time.h> +#else /* not TIME_WITH_SYS_TIME */ +# if HAVE_SYS_TIME_H +# include <sys/time.h> +# else +# include <time.h> +# endif +#endif /* not TIME_WITH_SYS_TIME */ + +#ifdef HAVE_MEMSET +# define memzero(ptr, size) memset((void *)(ptr), 0, (size)) +#else +# define memzero(ptr, size) bzero((char *)(ptr), (size)) +#endif +#define strzero(s) memzero(s, strlen(s)) /* warning: evaluates twice */ + +#ifdef HAVE_DIRENT_H /* DIR_SYSV */ +# include <dirent.h> +# define DIRECT dirent +#else +# ifdef HAVE_SYS_NDIR_H /* DIR_XENIX */ +# include <sys/ndir.h> +# endif +# ifdef HAVE_SYS_DIR_H /* DIR_??? */ +# include <sys/dir.h> +# endif +# ifdef HAVE_NDIR_H /* DIR_BSD */ +# include <ndir.h> +# endif +# define DIRECT direct +#endif + +/* + * Possible cases: + * - /usr/include/shadow.h exists and includes the shadow group stuff. + * - /usr/include/shadow.h exists, but we use our own gshadow.h. + */ +#include <shadow.h> +#if defined(SHADOWGRP) && !defined(GSHADOW) +#include "gshadow_.h" +#endif + +#include <limits.h> + +#ifndef NGROUPS_MAX +#ifdef NGROUPS +#define NGROUPS_MAX NGROUPS +#else +#define NGROUPS_MAX 64 +#endif +#endif + +#ifdef USE_SYSLOG +#include <syslog.h> + +#ifndef LOG_WARN +#define LOG_WARN LOG_WARNING +#endif + +/* LOG_NOWAIT is deprecated */ +#ifndef LOG_NOWAIT +#define LOG_NOWAIT 0 +#endif + +/* LOG_AUTH is deprecated, use LOG_AUTHPRIV instead */ +#ifndef LOG_AUTHPRIV +#define LOG_AUTHPRIV LOG_AUTH +#endif + +/* cleaner than lots of #ifdefs everywhere - use this as follows: + SYSLOG((LOG_CRIT, "user %s cracked root", user)); */ +#ifdef ENABLE_NLS +/* Temporarily set LC_TIME to "C" to avoid strange dates in syslog. + This is a workaround for a more general syslog(d) design problem - + syslogd should log the current system time for each event, and not + trust the formatted time received from the unix domain (or worse, + UDP) socket. -MM */ +/* Avoid translated PAM error messages: Set LC_ALL to "C". + * --Nekral */ +#define SYSLOG(x) \ + do { \ + char *old_locale = setlocale (LC_ALL, NULL); \ + char *saved_locale = NULL; \ + if (NULL != old_locale) { \ + saved_locale = strdup (old_locale); \ + } \ + if (NULL != saved_locale) { \ + (void) setlocale (LC_ALL, "C"); \ + } \ + syslog x ; \ + if (NULL != saved_locale) { \ + (void) setlocale (LC_ALL, saved_locale); \ + free (saved_locale); \ + } \ + } while (false) +#else /* !ENABLE_NLS */ +#define SYSLOG(x) syslog x +#endif /* !ENABLE_NLS */ + +#else /* !USE_SYSLOG */ + +#define SYSLOG(x) /* empty */ +#define openlog(a,b,c) /* empty */ +#define closelog() /* empty */ + +#endif /* !USE_SYSLOG */ + +/* The default syslog settings can now be changed here, + in just one place. */ + +#ifndef SYSLOG_OPTIONS +/* #define SYSLOG_OPTIONS (LOG_PID | LOG_CONS | LOG_NOWAIT) */ +#define SYSLOG_OPTIONS (LOG_PID) +#endif + +#ifndef SYSLOG_FACILITY +#define SYSLOG_FACILITY LOG_AUTHPRIV +#endif + +#define OPENLOG(progname) openlog(progname, SYSLOG_OPTIONS, SYSLOG_FACILITY) + +#ifndef F_OK +# define F_OK 0 +# define X_OK 1 +# define W_OK 2 +# define R_OK 4 +#endif + +#ifndef SEEK_SET +# define SEEK_SET 0 +# define SEEK_CUR 1 +# define SEEK_END 2 +#endif + +#ifdef STAT_MACROS_BROKEN +# define S_ISDIR(x) ((x) & S_IFMT) == S_IFDIR) +# define S_ISREG(x) ((x) & S_IFMT) == S_IFREG) +# ifdef S_IFLNK +# define S_ISLNK(x) ((x) & S_IFMT) == S_IFLNK) +# endif +#endif + +#ifndef S_ISLNK +#define S_ISLNK(x) (0) +#endif + +#if HAVE_LCHOWN +#define LCHOWN lchown +#else +#define LCHOWN chown +#endif + +#if HAVE_LSTAT +#define LSTAT lstat +#else +#define LSTAT stat +#endif + +#if HAVE_TERMIOS_H +# include <termios.h> +# define STTY(fd, termio) tcsetattr(fd, TCSANOW, termio) +# define GTTY(fd, termio) tcgetattr(fd, termio) +# define TERMIO struct termios +# define USE_TERMIOS +#else /* assumed HAVE_TERMIO_H */ +# include <sys/ioctl.h> +# include <termio.h> +# define STTY(fd, termio) ioctl(fd, TCSETA, termio) +# define GTTY(fd, termio) ioctl(fd, TCGETA, termio) +# define TEMRIO struct termio +# define USE_TERMIO +#endif + +/* + * Password aging constants + * + * DAY - seconds / day + * WEEK - seconds / week + * SCALE - seconds / aging unit + */ + +/* Solaris defines this in shadow.h */ +#ifndef DAY +#define DAY (24L*3600L) +#endif + +#define WEEK (7*DAY) + +#ifdef ITI_AGING +#define SCALE 1 +#else +#define SCALE DAY +#endif + +/* Copy string pointed by B to array A with size checking. It was originally + in lmain.c but is _very_ useful elsewhere. Some setuid root programs with + very sloppy coding used to assume that BUFSIZ will always be enough... */ + + /* danger - side effects */ +#define STRFCPY(A,B) \ + (strncpy((A), (B), sizeof(A) - 1), (A)[sizeof(A) - 1] = '\0') + +#ifndef PASSWD_FILE +#define PASSWD_FILE "/etc/passwd" +#endif + +#ifndef GROUP_FILE +#define GROUP_FILE "/etc/group" +#endif + +#ifndef SHADOW_FILE +#define SHADOW_FILE "/etc/shadow" +#endif + +#ifdef SHADOWGRP +#ifndef SGROUP_FILE +#define SGROUP_FILE "/etc/gshadow" +#endif +#endif + +#ifndef NULL +#define NULL ((void *) 0) +#endif + +#ifdef sun /* hacks for compiling on SunOS */ +# ifndef SOLARIS +extern int fputs (); +extern char *strdup (); +extern char *strerror (); +# endif +#endif + +/* + * string to use for the pw_passwd field in /etc/passwd when using + * shadow passwords - most systems use "x" but there are a few + * exceptions, so it can be changed here if necessary. --marekm + */ +#ifndef SHADOW_PASSWD_STRING +#define SHADOW_PASSWD_STRING "x" +#endif + +#define SHADOW_SP_FLAG_UNSET ((unsigned long int)-1) + +#ifdef WITH_AUDIT +#ifdef __u8 /* in case we use pam < 0.80 */ +#undef __u8 +#endif +#ifdef __u32 +#undef __u32 +#endif + +#include <libaudit.h> +#endif + +/* To be used for verified unused parameters */ +#if defined(__GNUC__) && !defined(__STRICT_ANSI__) +# define unused __attribute__((unused)) +#else +# define unused +#endif + +/* ! Arguments evaluated twice ! */ +#ifndef MIN +#define MIN(a,b) (((a) < (b)) ? (a) : (b)) +#endif +#ifndef MAX +#define MAX(x,y) (((x) > (y)) ? (x) : (y)) +#endif + +/* Maximum length of usernames */ +#ifdef HAVE_UTMPX_H +# include <utmpx.h> +# define USER_NAME_MAX_LENGTH (sizeof (((struct utmpx *)NULL)->ut_user)) +#else +# include <utmp.h> +# ifdef HAVE_STRUCT_UTMP_UT_USER +# define USER_NAME_MAX_LENGTH (sizeof (((struct utmp *)NULL)->ut_user)) +# else +# ifdef HAVE_STRUCT_UTMP_UT_NAME +# define USER_NAME_MAX_LENGTH (sizeof (((struct utmp *)NULL)->ut_name)) +# else +# define USER_NAME_MAX_LENGTH 32 +# endif +# endif +#endif + +#ifdef HAVE_SECURE_GETENV +# define shadow_getenv(name) secure_getenv(name) +# else +# define shadow_getenv(name) getenv(name) +#endif + +#endif /* _DEFINES_H_ */ |