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add libuuid

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This commit is contained in:
Andrew Pamment 2018-05-22 14:49:41 +10:00
parent 00703ab5e0
commit 1ec411e936
23 changed files with 2319 additions and 0 deletions
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28
deps/libuuid/.gitignore vendored Normal file
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Makefile
Makefile.in
stamp-h
stamp-h1
stamp-h.in
confdefs.h
config.*
configure
configure.lineno
configure.scan
depcomp
compile
missing
mkinstalldirs
install-sh
aclocal.m4
libtool
ltconfig
ltmain.sh
autom4te.cache
autoscan.log
uuid.pc
*.tar.gz
*.o
*.la
*.lo
.deps/
.libs/

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deps/libuuid/COPYING vendored Normal file
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This library is free software; you can redistribute it and/or
modify it under the terms of the Modified BSD License.
The complete text of the license is available at the
Documentation/licenses/COPYING.BSD-3 file.

40
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check_PROGRAMS = test_uuid
test_uuid_SOURCES = test_uuid.c
test_uuid_LDADD = libuuid.la $(SOCKET_LIBS)
test_uuid_CFLAGS = -I$(top_srcdir)
EXTRA_DIST = uuid.pc.in
pkgconfigdir = $(libdir)/pkgconfig
pkgconfig_DATA = uuid.pc
# includes
uuidincdir = $(includedir)/uuid
uuidinc_HEADERS = uuid.h
lib_LTLIBRARIES = libuuid.la
libuuid_la_SOURCES = \
clear.c \
compare.c \
copy.c \
gen_uuid.c \
isnull.c \
pack.c \
parse.c \
unpack.c \
unparse.c \
uuidd.h \
uuidd.h \
uuidP.h \
uuid_time.c \
randutils.c \
$(uuidinc_HEADERS)
noinst_HEADERS = \
all-io.h \
c.h \
randutils.h
libuuid_la_LIBADD = $(SOCKET_LIBS)
libuuid_la_CFLAGS = -I$(top_srcdir)
libuuid_la_LDFLAGS = -version-info $(LIBUUID_VERSION_INFO)

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deps/libuuid/all-io.h vendored Normal file
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/*
* No copyright is claimed. This code is in the public domain; do with
* it what you wish.
*
* Written by Karel Zak <kzak@redhat.com>
* Petr Uzel <petr.uzel@suse.cz>
*/
#ifndef UTIL_LINUX_ALL_IO_H
#define UTIL_LINUX_ALL_IO_H
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "c.h"
static inline int write_all(int fd, const void *buf, size_t count)
{
while (count) {
ssize_t tmp;
errno = 0;
tmp = write(fd, buf, count);
if (tmp > 0) {
count -= tmp;
if (count)
buf = (void *) ((char *) buf + tmp);
} else if (errno != EINTR && errno != EAGAIN)
return -1;
if (errno == EAGAIN) /* Try later, *sigh* */
usleep(10000);
}
return 0;
}
static inline int fwrite_all(const void *ptr, size_t size,
size_t nmemb, FILE *stream)
{
while (nmemb) {
size_t tmp;
errno = 0;
tmp = fwrite(ptr, size, nmemb, stream);
if (tmp > 0) {
nmemb -= tmp;
if (nmemb)
ptr = (void *) ((char *) ptr + (tmp * size));
} else if (errno != EINTR && errno != EAGAIN)
return -1;
if (errno == EAGAIN) /* Try later, *sigh* */
usleep(10000);
}
return 0;
}
static inline ssize_t read_all(int fd, char *buf, size_t count)
{
ssize_t ret;
ssize_t c = 0;
int tries = 0;
memset(buf, 0, count);
while (count > 0) {
ret = read(fd, buf, count);
if (ret <= 0) {
if ((errno == EAGAIN || errno == EINTR || ret == 0) &&
(tries++ < 5))
continue;
return c ? c : -1;
}
if (ret > 0)
tries = 0;
count -= ret;
buf += ret;
c += ret;
}
return c;
}
#endif /* UTIL_LINUX_ALL_IO_H */

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deps/libuuid/c.h vendored Normal file
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/*
* Fundamental C definitions.
*/
#ifndef UTIL_LINUX_C_H
#define UTIL_LINUX_C_H
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <limits.h>
#include <stddef.h>
#ifdef HAVE_STDINT_H
#include <stdint.h>
#else
# ifdef HAVE_INTTYPES_H
# include <inttypes.h>
# endif
#endif
#include <stdio.h>
#include <unistd.h>
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#ifdef HAVE_ERR_H
# include <err.h>
#endif
#ifndef HAVE_USLEEP
# include <time.h>
#endif
/*
* Compiler specific stuff
*/
#ifndef __GNUC_PREREQ
# if defined __GNUC__ && defined __GNUC_MINOR__
# define __GNUC_PREREQ(maj, min) \
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
# else
# define __GNUC_PREREQ(maj, min) 0
# endif
#endif
#ifdef __GNUC__
/* &a[0] degrades to a pointer: a different type from an array */
# define __must_be_array(a) \
UL_BUILD_BUG_ON_ZERO(__builtin_types_compatible_p(__typeof__(a), __typeof__(&a[0])))
# define ignore_result(x) ({ \
__typeof__(x) __dummy __attribute__((__unused__)) = (x); (void) __dummy; \
})
#else /* !__GNUC__ */
# define __must_be_array(a) 0
# define __attribute__(_arg_)
# define ignore_result(x) ((void) (x))
#endif /* !__GNUC__ */
/*
* Function attributes
*/
#ifndef __ul_alloc_size
# if __GNUC_PREREQ (4, 3)
# define __ul_alloc_size(s) __attribute__((alloc_size(s)))
# else
# define __ul_alloc_size(s)
# endif
#endif
#ifndef __ul_calloc_size
# if __GNUC_PREREQ (4, 3)
# define __ul_calloc_size(n, s) __attribute__((alloc_size(n, s)))
# else
# define __ul_calloc_size(n, s)
# endif
#endif
/* Force a compilation error if condition is true, but also produce a
* result (of value 0 and type size_t), so the expression can be used
* e.g. in a structure initializer (or where-ever else comma expressions
* aren't permitted).
*/
#define UL_BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); }))
#define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); }))
#ifndef ARRAY_SIZE
# define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]) + __must_be_array(arr))
#endif
#ifndef PATH_MAX
# define PATH_MAX 4096
#endif
#ifndef TRUE
# define TRUE 1
#endif
#ifndef FALSE
# define FALSE 0
#endif
#ifndef min
# define min(x, y) ({ \
__typeof__(x) _min1 = (x); \
__typeof__(y) _min2 = (y); \
(void) (&_min1 == &_min2); \
_min1 < _min2 ? _min1 : _min2; })
#endif
#ifndef max
# define max(x, y) ({ \
__typeof__(x) _max1 = (x); \
__typeof__(y) _max2 = (y); \
(void) (&_max1 == &_max2); \
_max1 > _max2 ? _max1 : _max2; })
#endif
#ifndef offsetof
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif
#ifndef container_of
#define container_of(ptr, type, member) ({ \
const __typeof__( ((type *)0)->member ) *__mptr = (ptr); \
(type *)( (char *)__mptr - offsetof(type,member) );})
#endif
#ifndef HAVE_PROGRAM_INVOCATION_SHORT_NAME
# ifdef HAVE___PROGNAME
extern char *__progname;
# define program_invocation_short_name __progname
# else
# ifdef HAVE_GETEXECNAME
# define program_invocation_short_name \
prog_inv_sh_nm_from_file(getexecname(), 0)
# else
# define program_invocation_short_name \
prog_inv_sh_nm_from_file(__FILE__, 1)
# endif
static char prog_inv_sh_nm_buf[256];
static inline char *
prog_inv_sh_nm_from_file(char *f, char stripext)
{
char *t;
if ((t = strrchr(f, '/')) != NULL)
t++;
else
t = f;
strncpy(prog_inv_sh_nm_buf, t, sizeof(prog_inv_sh_nm_buf) - 1);
prog_inv_sh_nm_buf[sizeof(prog_inv_sh_nm_buf) - 1] = '\0';
if (stripext && (t = strrchr(prog_inv_sh_nm_buf, '.')) != NULL)
*t = '\0';
return prog_inv_sh_nm_buf;
}
# endif
#endif
#ifndef HAVE_ERR_H
static inline void
errmsg(char doexit, int excode, char adderr, const char *fmt, ...)
{
fprintf(stderr, "%s: ", program_invocation_short_name);
if (fmt != NULL) {
va_list argp;
va_start(argp, fmt);
vfprintf(stderr, fmt, argp);
va_end(argp);
if (adderr)
fprintf(stderr, ": ");
}
if (adderr)
fprintf(stderr, "%m");
fprintf(stderr, "\n");
if (doexit)
exit(excode);
}
#ifndef HAVE_ERR
# define err(E, FMT...) errmsg(1, E, 1, FMT)
#endif
#ifndef HAVE_ERRX
# define errx(E, FMT...) errmsg(1, E, 0, FMT)
#endif
#ifndef HAVE_WARN
# define warn(FMT...) errmsg(0, 0, 1, FMT)
#endif
#ifndef HAVE_WARNX
# define warnx(FMT...) errmsg(0, 0, 0, FMT)
#endif
#endif /* !HAVE_ERR_H */
static inline __attribute__((const)) int is_power_of_2(unsigned long num)
{
return (num != 0 && ((num & (num - 1)) == 0));
}
#ifndef HAVE_LOFF_T
typedef int64_t loff_t;
#endif
#if !defined(HAVE_DIRFD) && (!defined(HAVE_DECL_DIRFD) || HAVE_DECL_DIRFD == 0) && defined(HAVE_DIR_DD_FD)
#include <sys/types.h>
#include <dirent.h>
static inline int dirfd(DIR *d)
{
return d->dd_fd;
}
#endif
/*
* Fallback defines for old versions of glibc
*/
#include <fcntl.h>
#ifdef O_CLOEXEC
#define UL_CLOEXECSTR "e"
#else
#define UL_CLOEXECSTR ""
#endif
#ifndef O_CLOEXEC
#define O_CLOEXEC 0
#endif
#ifndef AI_ADDRCONFIG
#define AI_ADDRCONFIG 0x0020
#endif
#ifndef IUTF8
#define IUTF8 0040000
#endif
/*
* MAXHOSTNAMELEN replacement
*/
static inline size_t get_hostname_max(void)
{
#if HAVE_DECL__SC_HOST_NAME_MAX
long len = sysconf(_SC_HOST_NAME_MAX);
if (0 < len)
return len;
#endif
#ifdef MAXHOSTNAMELEN
return MAXHOSTNAMELEN;
#elif HOST_NAME_MAX
return HOST_NAME_MAX;
#endif
return 64;
}
#ifndef HAVE_USLEEP
/*
* This function is marked obsolete in POSIX.1-2001 and removed in
* POSIX.1-2008. It is replaced with nanosleep().
*/
static inline int usleep(useconds_t usec)
{
struct timespec waittime = {
.tv_sec = usec / 1000000L,
.tv_nsec = (usec % 1000000L) * 1000
};
return nanosleep(&waittime, NULL);
}
#endif
/*
* Constant strings for usage() functions. For more info see
* Documentation/howto-usage-function.txt and disk-utils/delpart.c
*/
#define USAGE_HEADER _("\nUsage:\n")
#define USAGE_OPTIONS _("\nOptions:\n")
#define USAGE_SEPARATOR _("\n")
#define USAGE_HELP _(" -h, --help display this help and exit\n")
#define USAGE_VERSION _(" -V, --version output version information and exit\n")
#define USAGE_MAN_TAIL(_man) _("\nFor more details see %s.\n"), _man
#define UTIL_LINUX_VERSION _("%s from %s\n"), program_invocation_short_name, PACKAGE_STRING
/*
* scanf modifiers for "strings allocation"
*/
#ifdef HAVE_SCANF_MS_MODIFIER
#define UL_SCNsA "%ms"
#elif defined(HAVE_SCANF_AS_MODIFIER)
#define UL_SCNsA "%as"
#endif
/*
* seek stuff
*/
#ifndef SEEK_DATA
# define SEEK_DATA 3
#endif
#ifndef SEEK_HOLE
# define SEEK_HOLE 4
#endif
#endif /* UTIL_LINUX_C_H */

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/*
* clear.c -- Clear a UUID
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include "string.h"
#include "uuidP.h"
void uuid_clear(uuid_t uu)
{
memset(uu, 0, 16);
}

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/*
* compare.c --- compare whether or not two UUIDs are the same
*
* Returns 0 if the two UUIDs are different, and 1 if they are the same.
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include "uuidP.h"
#include <string.h>
#define UUCMP(u1,u2) if (u1 != u2) return((u1 < u2) ? -1 : 1);
int uuid_compare(const uuid_t uu1, const uuid_t uu2)
{
struct uuid uuid1, uuid2;
uuid_unpack(uu1, &uuid1);
uuid_unpack(uu2, &uuid2);
UUCMP(uuid1.time_low, uuid2.time_low);
UUCMP(uuid1.time_mid, uuid2.time_mid);
UUCMP(uuid1.time_hi_and_version, uuid2.time_hi_and_version);
UUCMP(uuid1.clock_seq, uuid2.clock_seq);
return memcmp(uuid1.node, uuid2.node, 6);
}

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# Process this file with autoconf to produce a configure script.
AC_PREREQ([2.69])
AC_INIT([libuuid], [1.0.3], [sloowfranklin@gmail.com])
AC_CONFIG_SRCDIR([compare.c])
AC_CONFIG_HEADERS([config.h])
AM_INIT_AUTOMAKE([foreign])
LT_INIT
# Checks for programs.
AC_PROG_CC
# Checks for libraries.
SOCKET_LIBS=
AC_SEARCH_LIBS([socket], [socket],
[if test x"$ac_cv_search_socket" != x"none required"; then
SOCKET_LIBS="$SOCKET_LIBS -lsocket";
fi])
AC_SUBST([SOCKET_LIBS])
# Checks for header files.
AC_CHECK_HEADERS([fcntl.h inttypes.h limits.h netinet/in.h stdlib.h string.h sys/file.h sys/ioctl.h sys/socket.h sys/time.h unistd.h])
AC_CHECK_DECLS([_SC_HOST_NAME_MAX])
# Checks for typedefs, structures, and compiler characteristics.
AC_TYPE_INT32_T
AC_TYPE_MODE_T
AC_TYPE_SIZE_T
AC_TYPE_SSIZE_T
AC_TYPE_UINT16_T
AC_TYPE_UINT32_T
AC_TYPE_UINT64_T
AC_TYPE_UINT8_T
# Checks for library functions.
AC_CHECK_FUNCS([ftruncate gettimeofday memset socket strtoul usleep srandom])
dnl version details from <major>.<minor>.<release>
PACKAGE_VERSION_MAJOR=$(echo $PACKAGE_VERSION | awk -F. '{print $1}')
PACKAGE_VERSION_MINOR=$(echo $PACKAGE_VERSION | awk -F. '{print $2}')
PACKAGE_VERSION_RELEASE=$(echo $PACKAGE_VERSION | awk -F. '{print $3}')
LIBUUID_VERSION="$PACKAGE_VERSION_MAJOR.$PACKAGE_VERSION_MINOR.$PACKAGE_VERSION_RELEASE"
LIBUUID_LT_MAJOR=1
LIBUUID_LT_MINOR=0
LIBUUID_LT_MICRO=0
LIBUUID_VERSION_INFO=`expr $LIBUUID_LT_MAJOR + $LIBUUID_LT_MINOR`:$LIBUUID_LT_MICRO:$LIBUUID_LT_MINOR
AC_SUBST([LIBUUID_VERSION])
AC_SUBST([LIBUUID_VERSION_INFO])
AC_CONFIG_FILES(
[Makefile]
[uuid.pc]
)
AC_OUTPUT

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/*
* copy.c --- copy UUIDs
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include "uuidP.h"
void uuid_copy(uuid_t dst, const uuid_t src)
{
unsigned char *cp1;
const unsigned char *cp2;
int i;
for (i=0, cp1 = dst, cp2 = src; i < 16; i++)
*cp1++ = *cp2++;
}

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/*
* gen_uuid.c --- generate a DCE-compatible uuid
*
* Copyright (C) 1996, 1997, 1998, 1999 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
/*
* Force inclusion of SVID stuff since we need it if we're compiling in
* gcc-wall wall mode
*/
#define _SVID_SOURCE
#ifdef _WIN32
#define _WIN32_WINNT 0x0500
#include <windows.h>
#define UUID MYUUID
#endif
#include <stdio.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include <limits.h>
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <sys/stat.h>
#ifdef HAVE_SYS_FILE_H
#include <sys/file.h>
#endif
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_SYS_UN_H
#include <sys/un.h>
#endif
#ifdef HAVE_SYS_SOCKIO_H
#include <sys/sockio.h>
#endif
#ifdef HAVE_NET_IF_H
#include <net/if.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_NET_IF_DL_H
#include <net/if_dl.h>
#endif
#if defined(__linux__) && defined(HAVE_SYS_SYSCALL_H)
#include <sys/syscall.h>
#endif
#include "all-io.h"
#include "uuidP.h"
#include "uuidd.h"
#include "randutils.h"
#include "c.h"
#ifdef HAVE_TLS
#define THREAD_LOCAL static __thread
#else
#define THREAD_LOCAL static
#endif
#ifndef LOCK_EX
/* flock() replacement */
#define LOCK_EX 1
#define LOCK_SH 2
#define LOCK_UN 3
#define LOCK_NB 4
static int flock(int fd, int op)
{
int rc = 0;
#if defined(F_SETLK) && defined(F_SETLKW)
struct flock fl = {0};
switch (op & (LOCK_EX|LOCK_SH|LOCK_UN)) {
case LOCK_EX:
fl.l_type = F_WRLCK;
break;
case LOCK_SH:
fl.l_type = F_RDLCK;
break;
case LOCK_UN:
fl.l_type = F_UNLCK;
break;
default:
errno = EINVAL;
return -1;
}
fl.l_whence = SEEK_SET;
rc = fcntl (fd, op & LOCK_NB ? F_SETLK : F_SETLKW, &fl);
if (rc && (errno == EAGAIN))
errno = EWOULDBLOCK;
#endif /* defined(F_SETLK) && defined(F_SETLKW) */
return rc;
}
#endif /* LOCK_EX */
#ifdef _WIN32
static void gettimeofday (struct timeval *tv, void *dummy)
{
FILETIME ftime;
uint64_t n;
GetSystemTimeAsFileTime (&ftime);
n = (((uint64_t) ftime.dwHighDateTime << 32)
+ (uint64_t) ftime.dwLowDateTime);
if (n) {
n /= 10;
n -= ((369 * 365 + 89) * (uint64_t) 86400) * 1000000;
}
tv->tv_sec = n / 1000000;
tv->tv_usec = n % 1000000;
}
static int getuid (void)
{
return 1;
}
#endif
/*
* Get the ethernet hardware address, if we can find it...
*
* XXX for a windows version, probably should use GetAdaptersInfo:
* http://www.codeguru.com/cpp/i-n/network/networkinformation/article.php/c5451
* commenting out get_node_id just to get gen_uuid to compile under windows
* is not the right way to go!
*/
static int get_node_id(unsigned char *node_id)
{
#ifdef HAVE_NET_IF_H
int sd;
struct ifreq ifr, *ifrp;
struct ifconf ifc;
char buf[1024];
int n, i;
unsigned char *a;
#ifdef HAVE_NET_IF_DL_H
struct sockaddr_dl *sdlp;
#endif
/*
* BSD 4.4 defines the size of an ifreq to be
* max(sizeof(ifreq), sizeof(ifreq.ifr_name)+ifreq.ifr_addr.sa_len
* However, under earlier systems, sa_len isn't present, so the size is
* just sizeof(struct ifreq)
*/
#ifdef HAVE_SA_LEN
#define ifreq_size(i) max(sizeof(struct ifreq),\
sizeof((i).ifr_name)+(i).ifr_addr.sa_len)
#else
#define ifreq_size(i) sizeof(struct ifreq)
#endif /* HAVE_SA_LEN */
sd = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP);
if (sd < 0) {
return -1;
}
memset(buf, 0, sizeof(buf));
ifc.ifc_len = sizeof(buf);
ifc.ifc_buf = buf;
if (ioctl (sd, SIOCGIFCONF, (char *)&ifc) < 0) {
close(sd);
return -1;
}
n = ifc.ifc_len;
for (i = 0; i < n; i+= ifreq_size(*ifrp) ) {
ifrp = (struct ifreq *)((char *) ifc.ifc_buf+i);
strncpy(ifr.ifr_name, ifrp->ifr_name, IFNAMSIZ);
#ifdef SIOCGIFHWADDR
if (ioctl(sd, SIOCGIFHWADDR, &ifr) < 0)
continue;
a = (unsigned char *) &ifr.ifr_hwaddr.sa_data;
#else
#ifdef SIOCGENADDR
if (ioctl(sd, SIOCGENADDR, &ifr) < 0)
continue;
a = (unsigned char *) ifr.ifr_enaddr;
#else
#ifdef HAVE_NET_IF_DL_H
sdlp = (struct sockaddr_dl *) &ifrp->ifr_addr;
if ((sdlp->sdl_family != AF_LINK) || (sdlp->sdl_alen != 6))
continue;
a = (unsigned char *) &sdlp->sdl_data[sdlp->sdl_nlen];
#else
/*
* XXX we don't have a way of getting the hardware
* address
*/
close(sd);
return 0;
#endif /* HAVE_NET_IF_DL_H */
#endif /* SIOCGENADDR */
#endif /* SIOCGIFHWADDR */
if (!a[0] && !a[1] && !a[2] && !a[3] && !a[4] && !a[5])
continue;
if (node_id) {
memcpy(node_id, a, 6);
close(sd);
return 1;
}
}
close(sd);
#endif
return 0;
}
/* Assume that the gettimeofday() has microsecond granularity */
#define MAX_ADJUSTMENT 10
/*
* Get clock from global sequence clock counter.
*
* Return -1 if the clock counter could not be opened/locked (in this case
* pseudorandom value is returned in @ret_clock_seq), otherwise return 0.
*/
static int get_clock(uint32_t *clock_high, uint32_t *clock_low,
uint16_t *ret_clock_seq, int *num)
{
THREAD_LOCAL int adjustment = 0;
THREAD_LOCAL struct timeval last = {0, 0};
THREAD_LOCAL int state_fd = -2;
THREAD_LOCAL FILE *state_f;
THREAD_LOCAL uint16_t clock_seq;
struct timeval tv;
uint64_t clock_reg;
mode_t save_umask;
int len;
int ret = 0;
if (state_fd == -2) {
save_umask = umask(0);
state_fd = open(LIBUUID_CLOCK_FILE, O_RDWR|O_CREAT|O_CLOEXEC, 0660);
(void) umask(save_umask);
if (state_fd != -1) {
state_f = fdopen(state_fd, "r+" UL_CLOEXECSTR);
if (!state_f) {
close(state_fd);
state_fd = -1;
ret = -1;
}
}
else
ret = -1;
}
if (state_fd >= 0) {
rewind(state_f);
while (flock(state_fd, LOCK_EX) < 0) {
if ((errno == EAGAIN) || (errno == EINTR))
continue;
fclose(state_f);
close(state_fd);
state_fd = -1;
ret = -1;
break;
}
}
if (state_fd >= 0) {
unsigned int cl;
unsigned long tv1, tv2;
int a;
if (fscanf(state_f, "clock: %04x tv: %lu %lu adj: %d\n",
&cl, &tv1, &tv2, &a) == 4) {
clock_seq = cl & 0x3FFF;
last.tv_sec = tv1;
last.tv_usec = tv2;
adjustment = a;
}
}
if ((last.tv_sec == 0) && (last.tv_usec == 0)) {
random_get_bytes(&clock_seq, sizeof(clock_seq));
clock_seq &= 0x3FFF;
gettimeofday(&last, 0);
last.tv_sec--;
}
try_again:
gettimeofday(&tv, 0);
if ((tv.tv_sec < last.tv_sec) ||
((tv.tv_sec == last.tv_sec) &&
(tv.tv_usec < last.tv_usec))) {
clock_seq = (clock_seq+1) & 0x3FFF;
adjustment = 0;
last = tv;
} else if ((tv.tv_sec == last.tv_sec) &&
(tv.tv_usec == last.tv_usec)) {
if (adjustment >= MAX_ADJUSTMENT)
goto try_again;
adjustment++;
} else {
adjustment = 0;
last = tv;
}
clock_reg = tv.tv_usec*10 + adjustment;
clock_reg += ((uint64_t) tv.tv_sec)*10000000;
clock_reg += (((uint64_t) 0x01B21DD2) << 32) + 0x13814000;
if (num && (*num > 1)) {
adjustment += *num - 1;
last.tv_usec += adjustment / 10;
adjustment = adjustment % 10;
last.tv_sec += last.tv_usec / 1000000;
last.tv_usec = last.tv_usec % 1000000;
}
if (state_fd >= 0) {
rewind(state_f);
len = fprintf(state_f,
"clock: %04x tv: %016lu %08lu adj: %08d\n",
clock_seq, last.tv_sec, last.tv_usec, adjustment);
fflush(state_f);
if (ftruncate(state_fd, len) < 0) {
fprintf(state_f, " \n");
fflush(state_f);
}
rewind(state_f);
flock(state_fd, LOCK_UN);
}
*clock_high = clock_reg >> 32;
*clock_low = clock_reg;
*ret_clock_seq = clock_seq;
return ret;
}
#if defined(HAVE_UUIDD) && defined(HAVE_SYS_UN_H)
/*
* Try using the uuidd daemon to generate the UUID
*
* Returns 0 on success, non-zero on failure.
*/
static int get_uuid_via_daemon(int op, uuid_t out, int *num)
{
char op_buf[64];
int op_len;
int s;
ssize_t ret;
int32_t reply_len = 0, expected = 16;
struct sockaddr_un srv_addr;
if ((s = socket(AF_UNIX, SOCK_STREAM, 0)) < 0)
return -1;
srv_addr.sun_family = AF_UNIX;
strcpy(srv_addr.sun_path, UUIDD_SOCKET_PATH);
if (connect(s, (const struct sockaddr *) &srv_addr,
sizeof(struct sockaddr_un)) < 0)
goto fail;
op_buf[0] = op;
op_len = 1;
if (op == UUIDD_OP_BULK_TIME_UUID) {
memcpy(op_buf+1, num, sizeof(*num));
op_len += sizeof(*num);
expected += sizeof(*num);
}
ret = write(s, op_buf, op_len);
if (ret < 1)
goto fail;
ret = read_all(s, (char *) &reply_len, sizeof(reply_len));
if (ret < 0)
goto fail;
if (reply_len != expected)
goto fail;
ret = read_all(s, op_buf, reply_len);
if (op == UUIDD_OP_BULK_TIME_UUID)
memcpy(op_buf+16, num, sizeof(int));
memcpy(out, op_buf, 16);
close(s);
return ((ret == expected) ? 0 : -1);
fail:
close(s);
return -1;
}
#else /* !defined(HAVE_UUIDD) && defined(HAVE_SYS_UN_H) */
static int get_uuid_via_daemon(int op, uuid_t out, int *num)
{
return -1;
}
#endif
int __uuid_generate_time(uuid_t out, int *num)
{
static unsigned char node_id[6];
static int has_init = 0;
struct uuid uu;
uint32_t clock_mid;
int ret;
if (!has_init) {
if (get_node_id(node_id) <= 0) {
random_get_bytes(node_id, 6);
/*
* Set multicast bit, to prevent conflicts
* with IEEE 802 addresses obtained from
* network cards
*/
node_id[0] |= 0x01;
}
has_init = 1;
}
ret = get_clock(&clock_mid, &uu.time_low, &uu.clock_seq, num);
uu.clock_seq |= 0x8000;
uu.time_mid = (uint16_t) clock_mid;
uu.time_hi_and_version = ((clock_mid >> 16) & 0x0FFF) | 0x1000;
memcpy(uu.node, node_id, 6);
uuid_pack(&uu, out);
return ret;
}
/*
* Generate time-based UUID and store it to @out
*
* Tries to guarantee uniqueness of the generated UUIDs by obtaining them from the uuidd daemon,
* or, if uuidd is not usable, by using the global clock state counter (see get_clock()).
* If neither of these is possible (e.g. because of insufficient permissions), it generates
* the UUID anyway, but returns -1. Otherwise, returns 0.
*/
static int uuid_generate_time_generic(uuid_t out) {
#ifdef HAVE_TLS
THREAD_LOCAL int num = 0;
THREAD_LOCAL struct uuid uu;
THREAD_LOCAL time_t last_time = 0;
time_t now;
if (num > 0) {
now = time(0);
if (now > last_time+1)
num = 0;
}
if (num <= 0) {
num = 1000;
if (get_uuid_via_daemon(UUIDD_OP_BULK_TIME_UUID,
out, &num) == 0) {
last_time = time(0);
uuid_unpack(out, &uu);
num--;
return 0;
}
num = 0;
}
if (num > 0) {
uu.time_low++;
if (uu.time_low == 0) {
uu.time_mid++;
if (uu.time_mid == 0)
uu.time_hi_and_version++;
}
num--;
uuid_pack(&uu, out);
return 0;
}
#else
if (get_uuid_via_daemon(UUIDD_OP_TIME_UUID, out, 0) == 0)
return 0;
#endif
return __uuid_generate_time(out, 0);
}
/*
* Generate time-based UUID and store it to @out.
*
* Discards return value from uuid_generate_time_generic()
*/
void uuid_generate_time(uuid_t out)
{
(void)uuid_generate_time_generic(out);
}
int uuid_generate_time_safe(uuid_t out)
{
return uuid_generate_time_generic(out);
}
void __uuid_generate_random(uuid_t out, int *num)
{
uuid_t buf;
struct uuid uu;
int i, n;
if (!num || !*num)
n = 1;
else
n = *num;
for (i = 0; i < n; i++) {
random_get_bytes(buf, sizeof(buf));
uuid_unpack(buf, &uu);
uu.clock_seq = (uu.clock_seq & 0x3FFF) | 0x8000;
uu.time_hi_and_version = (uu.time_hi_and_version & 0x0FFF)
| 0x4000;
uuid_pack(&uu, out);
out += sizeof(uuid_t);
}
}
void uuid_generate_random(uuid_t out)
{
int num = 1;
/* No real reason to use the daemon for random uuid's -- yet */
__uuid_generate_random(out, &num);
}
/*
* Check whether good random source (/dev/random or /dev/urandom)
* is available.
*/
static int have_random_source(void)
{
struct stat s;
return (!stat("/dev/random", &s) || !stat("/dev/urandom", &s));
}
/*
* This is the generic front-end to uuid_generate_random and
* uuid_generate_time. It uses uuid_generate_random only if
* /dev/urandom is available, since otherwise we won't have
* high-quality randomness.
*/
void uuid_generate(uuid_t out)
{
if (have_random_source())
uuid_generate_random(out);
else
uuid_generate_time(out);
}

48
deps/libuuid/isnull.c vendored Normal file
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/*
* isnull.c --- Check whether or not the UUID is null
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include "uuidP.h"
/* Returns 1 if the uuid is the NULL uuid */
int uuid_is_null(const uuid_t uu)
{
const unsigned char *cp;
int i;
for (i=0, cp = uu; i < 16; i++)
if (*cp++)
return 0;
return 1;
}

69
deps/libuuid/pack.c vendored Normal file
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/*
* Internal routine for packing UUIDs
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include <string.h>
#include "uuidP.h"
void uuid_pack(const struct uuid *uu, uuid_t ptr)
{
uint32_t tmp;
unsigned char *out = ptr;
tmp = uu->time_low;
out[3] = (unsigned char) tmp;
tmp >>= 8;
out[2] = (unsigned char) tmp;
tmp >>= 8;
out[1] = (unsigned char) tmp;
tmp >>= 8;
out[0] = (unsigned char) tmp;
tmp = uu->time_mid;
out[5] = (unsigned char) tmp;
tmp >>= 8;
out[4] = (unsigned char) tmp;
tmp = uu->time_hi_and_version;
out[7] = (unsigned char) tmp;
tmp >>= 8;
out[6] = (unsigned char) tmp;
tmp = uu->clock_seq;
out[9] = (unsigned char) tmp;
tmp >>= 8;
out[8] = (unsigned char) tmp;
memcpy(out+10, uu->node, 6);
}

79
deps/libuuid/parse.c vendored Normal file
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/*
* parse.c --- UUID parsing
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include <stdlib.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include "uuidP.h"
int uuid_parse(const char *in, uuid_t uu)
{
struct uuid uuid;
int i;
const char *cp;
char buf[3];
if (strlen(in) != 36)
return -1;
for (i=0, cp = in; i <= 36; i++,cp++) {
if ((i == 8) || (i == 13) || (i == 18) ||
(i == 23)) {
if (*cp == '-')
continue;
else
return -1;
}
if (i== 36)
if (*cp == 0)
continue;
if (!isxdigit(*cp))
return -1;
}
uuid.time_low = strtoul(in, NULL, 16);
uuid.time_mid = strtoul(in+9, NULL, 16);
uuid.time_hi_and_version = strtoul(in+14, NULL, 16);
uuid.clock_seq = strtoul(in+19, NULL, 16);
cp = in+24;
buf[2] = 0;
for (i=0; i < 6; i++) {
buf[0] = *cp++;
buf[1] = *cp++;
uuid.node[i] = strtoul(buf, NULL, 16);
}
uuid_pack(&uuid, uu);
return 0;
}

125
deps/libuuid/randutils.c vendored Normal file
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/*
* General purpose random utilities
*
* Based on libuuid code.
*
* This file may be redistributed under the terms of the
* GNU Lesser General Public License.
*/
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <stdlib.h>
#include <string.h>
#include <sys/time.h>
#include <sys/syscall.h>
#include "randutils.h"
#ifdef HAVE_TLS
#define THREAD_LOCAL static __thread
#else
#define THREAD_LOCAL static
#endif
#if defined(__linux__) && defined(__NR_gettid) && defined(HAVE_JRAND48)
#define DO_JRAND_MIX
THREAD_LOCAL unsigned short ul_jrand_seed[3];
#endif
int random_get_fd(void)
{
int i, fd;
struct timeval tv;
gettimeofday(&tv, 0);
fd = open("/dev/urandom", O_RDONLY);
if (fd == -1)
fd = open("/dev/random", O_RDONLY | O_NONBLOCK);
if (fd >= 0) {
i = fcntl(fd, F_GETFD);
if (i >= 0)
fcntl(fd, F_SETFD, i | FD_CLOEXEC);
}
srand((getpid() << 16) ^ getuid() ^ tv.tv_sec ^ tv.tv_usec);
#ifdef DO_JRAND_MIX
ul_jrand_seed[0] = getpid() ^ (tv.tv_sec & 0xFFFF);
ul_jrand_seed[1] = getppid() ^ (tv.tv_usec & 0xFFFF);
ul_jrand_seed[2] = (tv.tv_sec ^ tv.tv_usec) >> 16;
#endif
/* Crank the random number generator a few times */
gettimeofday(&tv, 0);
for (i = (tv.tv_sec ^ tv.tv_usec) & 0x1F; i > 0; i--)
rand();
return fd;
}
/*
* Generate a stream of random nbytes into buf.
* Use /dev/urandom if possible, and if not,
* use glibc pseudo-random functions.
*/
void random_get_bytes(void *buf, size_t nbytes)
{
size_t i, n = nbytes;
int fd = random_get_fd();
int lose_counter = 0;
unsigned char *cp = (unsigned char *) buf;
if (fd >= 0) {
while (n > 0) {
ssize_t x = read(fd, cp, n);
if (x <= 0) {
if (lose_counter++ > 16)
break;
continue;
}
n -= x;
cp += x;
lose_counter = 0;
}
close(fd);
}
/*
* We do this all the time, but this is the only source of
* randomness if /dev/random/urandom is out to lunch.
*/
for (cp = buf, i = 0; i < nbytes; i++)
*cp++ ^= (rand() >> 7) & 0xFF;
#ifdef DO_JRAND_MIX
{
unsigned short tmp_seed[3];
memcpy(tmp_seed, ul_jrand_seed, sizeof(tmp_seed));
ul_jrand_seed[2] = ul_jrand_seed[2] ^ syscall(__NR_gettid);
for (cp = buf, i = 0; i < nbytes; i++)
*cp++ ^= (jrand48(tmp_seed) >> 7) & 0xFF;
memcpy(ul_jrand_seed, tmp_seed,
sizeof(ul_jrand_seed)-sizeof(unsigned short));
}
#endif
return;
}
#ifdef TEST_PROGRAM
int main(int argc __attribute__ ((__unused__)),
char *argv[] __attribute__ ((__unused__)))
{
unsigned int v, i;
/* generate and print 10 random numbers */
for (i = 0; i < 10; i++) {
random_get_bytes(&v, sizeof(v));
printf("%d\n", v);
}
return EXIT_SUCCESS;
}
#endif /* TEST_PROGRAM */

12
deps/libuuid/randutils.h vendored Normal file
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#ifndef UTIL_LINUX_RANDUTILS
#define UTIL_LINUX_RANDUTILS
#ifdef HAVE_SRANDOM
#define srand(x) srandom(x)
#define rand() random()
#endif
extern int random_get_fd(void);
extern void random_get_bytes(void *buf, size_t nbytes);
#endif

180
deps/libuuid/test_uuid.c vendored Normal file
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/*
* tst_uuid.c --- test program from the UUID library
*
* Copyright (C) 1996, 1997, 1998 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#ifdef _WIN32
#define _WIN32_WINNT 0x0500
#include <windows.h>
#define UUID MYUUID
#endif
#include <stdio.h>
#include <stdlib.h>
#include "uuid.h"
static int test_uuid(const char * uuid, int isValid)
{
static const char * validStr[2] = {"invalid", "valid"};
uuid_t uuidBits;
int parsedOk;
parsedOk = uuid_parse(uuid, uuidBits) == 0;
printf("%s is %s", uuid, validStr[isValid]);
if (parsedOk != isValid) {
printf(" but uuid_parse says %s\n", validStr[parsedOk]);
return 1;
}
printf(", OK\n");
return 0;
}
#ifdef __GNUC__
#define ATTR(x) __attribute__(x)
#else
#define ATTR(x)
#endif
int
main(int argc ATTR((unused)) , char **argv ATTR((unused)))
{
uuid_t buf, tst;
char str[100];
struct timeval tv;
time_t time_reg;
unsigned char *cp;
int i;
int failed = 0;
int type, variant;
uuid_generate(buf);
uuid_unparse(buf, str);
printf("UUID generate = %s\n", str);
printf("UUID: ");
for (i=0, cp = (unsigned char *) &buf; i < 16; i++) {
printf("%02x", *cp++);
}
printf("\n");
type = uuid_type(buf); variant = uuid_variant(buf);
printf("UUID type = %d, UUID variant = %d\n", type, variant);
if (variant != UUID_VARIANT_DCE) {
printf("Incorrect UUID Variant; was expecting DCE!\n");
failed++;
}
printf("\n");
uuid_generate_random(buf);
uuid_unparse(buf, str);
printf("UUID random string = %s\n", str);
printf("UUID: ");
for (i=0, cp = (unsigned char *) &buf; i < 16; i++) {
printf("%02x", *cp++);
}
printf("\n");
type = uuid_type(buf); variant = uuid_variant(buf);
printf("UUID type = %d, UUID variant = %d\n", type, variant);
if (variant != UUID_VARIANT_DCE) {
printf("Incorrect UUID Variant; was expecting DCE!\n");
failed++;
}
if (type != 4) {
printf("Incorrect UUID type; was expecting "
"4 (random type)!\n");
failed++;
}
printf("\n");
uuid_generate_time(buf);
uuid_unparse(buf, str);
printf("UUID string = %s\n", str);
printf("UUID time: ");
for (i=0, cp = (unsigned char *) &buf; i < 16; i++) {
printf("%02x", *cp++);
}
printf("\n");
type = uuid_type(buf); variant = uuid_variant(buf);
printf("UUID type = %d, UUID variant = %d\n", type, variant);
if (variant != UUID_VARIANT_DCE) {
printf("Incorrect UUID Variant; was expecting DCE!\n");
failed++;
}
if (type != 1) {
printf("Incorrect UUID type; was expecting "
"1 (time-based type)!\\n");
failed++;
}
tv.tv_sec = 0;
tv.tv_usec = 0;
time_reg = uuid_time(buf, &tv);
printf("UUID time is: (%ld, %ld): %s\n", tv.tv_sec, tv.tv_usec,
ctime(&time_reg));
uuid_parse(str, tst);
if (!uuid_compare(buf, tst))
printf("UUID parse and compare succeeded.\n");
else {
printf("UUID parse and compare failed!\n");
failed++;
}
uuid_clear(tst);
if (uuid_is_null(tst))
printf("UUID clear and is null succeeded.\n");
else {
printf("UUID clear and is null failed!\n");
failed++;
}
uuid_copy(buf, tst);
if (!uuid_compare(buf, tst))
printf("UUID copy and compare succeeded.\n");
else {
printf("UUID copy and compare failed!\n");
failed++;
}
failed += test_uuid("84949cc5-4701-4a84-895b-354c584a981b", 1);
failed += test_uuid("84949CC5-4701-4A84-895B-354C584A981B", 1);
failed += test_uuid("84949cc5-4701-4a84-895b-354c584a981bc", 0);
failed += test_uuid("84949cc5-4701-4a84-895b-354c584a981", 0);
failed += test_uuid("84949cc5x4701-4a84-895b-354c584a981b", 0);
failed += test_uuid("84949cc504701-4a84-895b-354c584a981b", 0);
failed += test_uuid("84949cc5-470104a84-895b-354c584a981b", 0);
failed += test_uuid("84949cc5-4701-4a840895b-354c584a981b", 0);
failed += test_uuid("84949cc5-4701-4a84-895b0354c584a981b", 0);
failed += test_uuid("g4949cc5-4701-4a84-895b-354c584a981b", 0);
failed += test_uuid("84949cc5-4701-4a84-895b-354c584a981g", 0);
if (failed) {
printf("%d failures.\n", failed);
exit(1);
}
return 0;
}

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/*
* Internal routine for unpacking UUID
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include <string.h>
#include "uuidP.h"
void uuid_unpack(const uuid_t in, struct uuid *uu)
{
const uint8_t *ptr = in;
uint32_t tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
tmp = (tmp << 8) | *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_low = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_mid = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->time_hi_and_version = tmp;
tmp = *ptr++;
tmp = (tmp << 8) | *ptr++;
uu->clock_seq = tmp;
memcpy(uu->node, ptr, 6);
}

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/*
* unparse.c -- convert a UUID to string
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include <stdio.h>
#include "uuidP.h"
static const char *fmt_lower =
"%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x";
static const char *fmt_upper =
"%08X-%04X-%04X-%02X%02X-%02X%02X%02X%02X%02X%02X";
#ifdef UUID_UNPARSE_DEFAULT_UPPER
#define FMT_DEFAULT fmt_upper
#else
#define FMT_DEFAULT fmt_lower
#endif
static void uuid_unparse_x(const uuid_t uu, char *out, const char *fmt)
{
struct uuid uuid;
uuid_unpack(uu, &uuid);
sprintf(out, fmt,
uuid.time_low, uuid.time_mid, uuid.time_hi_and_version,
uuid.clock_seq >> 8, uuid.clock_seq & 0xFF,
uuid.node[0], uuid.node[1], uuid.node[2],
uuid.node[3], uuid.node[4], uuid.node[5]);
}
void uuid_unparse_lower(const uuid_t uu, char *out)
{
uuid_unparse_x(uu, out, fmt_lower);
}
void uuid_unparse_upper(const uuid_t uu, char *out)
{
uuid_unparse_x(uu, out, fmt_upper);
}
void uuid_unparse(const uuid_t uu, char *out)
{
uuid_unparse_x(uu, out, FMT_DEFAULT);
}

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/*
* Public include file for the UUID library
*
* Copyright (C) 1996, 1997, 1998 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#ifndef _UUID_UUID_H
#define _UUID_UUID_H
#include <sys/types.h>
#ifndef _WIN32
#include <sys/time.h>
#endif
#include <time.h>
typedef unsigned char uuid_t[16];
/* UUID Variant definitions */
#define UUID_VARIANT_NCS 0
#define UUID_VARIANT_DCE 1
#define UUID_VARIANT_MICROSOFT 2
#define UUID_VARIANT_OTHER 3
/* UUID Type definitions */
#define UUID_TYPE_DCE_TIME 1
#define UUID_TYPE_DCE_RANDOM 4
/* Allow UUID constants to be defined */
#ifdef __GNUC__
#define UUID_DEFINE(name,u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15) \
static const uuid_t name __attribute__ ((unused)) = {u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15}
#else
#define UUID_DEFINE(name,u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15) \
static const uuid_t name = {u0,u1,u2,u3,u4,u5,u6,u7,u8,u9,u10,u11,u12,u13,u14,u15}
#endif
#ifdef __cplusplus
extern "C" {
#endif
/* clear.c */
void uuid_clear(uuid_t uu);
/* compare.c */
int uuid_compare(const uuid_t uu1, const uuid_t uu2);
/* copy.c */
void uuid_copy(uuid_t dst, const uuid_t src);
/* gen_uuid.c */
void uuid_generate(uuid_t out);
void uuid_generate_random(uuid_t out);
void uuid_generate_time(uuid_t out);
int uuid_generate_time_safe(uuid_t out);
/* isnull.c */
int uuid_is_null(const uuid_t uu);
/* parse.c */
int uuid_parse(const char *in, uuid_t uu);
/* unparse.c */
void uuid_unparse(const uuid_t uu, char *out);
void uuid_unparse_lower(const uuid_t uu, char *out);
void uuid_unparse_upper(const uuid_t uu, char *out);
/* uuid_time.c */
time_t uuid_time(const uuid_t uu, struct timeval *ret_tv);
int uuid_type(const uuid_t uu);
int uuid_variant(const uuid_t uu);
#ifdef __cplusplus
}
#endif
#endif /* _UUID_UUID_H */

11
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prefix=@prefix@
exec_prefix=@exec_prefix@
libdir=@libdir@
includedir=@includedir@
Name: uuid
Description: Universally unique id library
Version: @LIBUUID_VERSION@
Requires:
Cflags: -I${includedir}/uuid
Libs: -L${libdir} -luuid

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/*
* uuid.h -- private header file for uuids
*
* Copyright (C) 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#include <inttypes.h>
#include <sys/types.h>
#include "uuid.h"
#define LIBUUID_CLOCK_FILE "/var/lib/libuuid/clock.txt"
/*
* Offset between 15-Oct-1582 and 1-Jan-70
*/
#define TIME_OFFSET_HIGH 0x01B21DD2
#define TIME_OFFSET_LOW 0x13814000
struct uuid {
uint32_t time_low;
uint16_t time_mid;
uint16_t time_hi_and_version;
uint16_t clock_seq;
uint8_t node[6];
};
/*
* prototypes
*/
void uuid_pack(const struct uuid *uu, uuid_t ptr);
void uuid_unpack(const uuid_t in, struct uuid *uu);

171
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/*
* uuid_time.c --- Interpret the time field from a uuid. This program
* violates the UUID abstraction barrier by reaching into the guts
* of a UUID and interpreting it.
*
* Copyright (C) 1998, 1999 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#ifdef _WIN32
#define _WIN32_WINNT 0x0500
#include <windows.h>
#define UUID MYUUID
#endif
#include <stdio.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <sys/types.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include <time.h>
#include "uuidP.h"
time_t uuid_time(const uuid_t uu, struct timeval *ret_tv)
{
struct timeval tv;
struct uuid uuid;
uint32_t high;
uint64_t clock_reg;
uuid_unpack(uu, &uuid);
high = uuid.time_mid | ((uuid.time_hi_and_version & 0xFFF) << 16);
clock_reg = uuid.time_low | ((uint64_t) high << 32);
clock_reg -= (((uint64_t) 0x01B21DD2) << 32) + 0x13814000;
tv.tv_sec = clock_reg / 10000000;
tv.tv_usec = (clock_reg % 10000000) / 10;
if (ret_tv)
*ret_tv = tv;
return tv.tv_sec;
}
int uuid_type(const uuid_t uu)
{
struct uuid uuid;
uuid_unpack(uu, &uuid);
return ((uuid.time_hi_and_version >> 12) & 0xF);
}
int uuid_variant(const uuid_t uu)
{
struct uuid uuid;
int var;
uuid_unpack(uu, &uuid);
var = uuid.clock_seq;
if ((var & 0x8000) == 0)
return UUID_VARIANT_NCS;
if ((var & 0x4000) == 0)
return UUID_VARIANT_DCE;
if ((var & 0x2000) == 0)
return UUID_VARIANT_MICROSOFT;
return UUID_VARIANT_OTHER;
}
#ifdef DEBUG
static const char *variant_string(int variant)
{
switch (variant) {
case UUID_VARIANT_NCS:
return "NCS";
case UUID_VARIANT_DCE:
return "DCE";
case UUID_VARIANT_MICROSOFT:
return "Microsoft";
default:
return "Other";
}
}
int
main(int argc, char **argv)
{
uuid_t buf;
time_t time_reg;
struct timeval tv;
int type, variant;
if (argc != 2) {
fprintf(stderr, "Usage: %s uuid\n", argv[0]);
exit(1);
}
if (uuid_parse(argv[1], buf)) {
fprintf(stderr, "Invalid UUID: %s\n", argv[1]);
exit(1);
}
variant = uuid_variant(buf);
type = uuid_type(buf);
time_reg = uuid_time(buf, &tv);
printf("UUID variant is %d (%s)\n", variant, variant_string(variant));
if (variant != UUID_VARIANT_DCE) {
printf("Warning: This program only knows how to interpret "
"DCE UUIDs.\n\tThe rest of the output is likely "
"to be incorrect!!\n");
}
printf("UUID type is %d", type);
switch (type) {
case 1:
printf(" (time based)\n");
break;
case 2:
printf(" (DCE)\n");
break;
case 3:
printf(" (name-based)\n");
break;
case 4:
printf(" (random)\n");
break;
default:
printf("\n");
}
if (type != 1) {
printf("Warning: not a time-based UUID, so UUID time "
"decoding will likely not work!\n");
}
printf("UUID time is: (%ld, %ld): %s\n", tv.tv_sec, tv.tv_usec,
ctime(&time_reg));
return 0;
}
#endif

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/*
* Definitions used by the uuidd daemon
*
* Copyright (C) 2007 Theodore Ts'o.
*
* %Begin-Header%
* 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, and the entire permission notice in its entirety,
* including the disclaimer of warranties.
* 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.
* 3. The name of the author may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE, ALL OF
* WHICH ARE HEREBY 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 NOT ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
* %End-Header%
*/
#ifndef _UUID_UUIDD_H
#define _UUID_UUIDD_H
#define UUIDD_DIR _PATH_LOCALSTATEDIR "/uuidd"
#define UUIDD_SOCKET_PATH UUIDD_DIR "/request"
#define UUIDD_PIDFILE_PATH UUIDD_DIR "/uuidd.pid"
#define UUIDD_PATH "/usr/sbin/uuidd"
#define UUIDD_OP_GETPID 0
#define UUIDD_OP_GET_MAXOP 1
#define UUIDD_OP_TIME_UUID 2
#define UUIDD_OP_RANDOM_UUID 3
#define UUIDD_OP_BULK_TIME_UUID 4
#define UUIDD_OP_BULK_RANDOM_UUID 5
#define UUIDD_MAX_OP UUIDD_OP_BULK_RANDOM_UUID
extern int __uuid_generate_time(uuid_t out, int *num);
extern void __uuid_generate_random(uuid_t out, int *num);
#endif /* _UUID_UUID_H */