mirror of
https://github.com/sudo-project/sudo.git
synced 2025-08-22 01:49:11 +00:00
Import arc4random() from libressl. This takes an all-in-one approach
instead of the one-file-per-OS approach that libressl takes. The fallback code does not have as many OS-specific bits as libressl.
This commit is contained in:
parent
154a5f59a9
commit
ddd663a5f2
6
MANIFEST
6
MANIFEST
@ -78,6 +78,7 @@ include/sudo_gettext.h
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include/sudo_lbuf.h
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include/sudo_lbuf.h
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include/sudo_plugin.h
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include/sudo_plugin.h
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include/sudo_queue.h
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include/sudo_queue.h
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include/sudo_rand.h
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include/sudo_util.h
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include/sudo_util.h
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indent.pro
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indent.pro
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init.d/aix.sh.in
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init.d/aix.sh.in
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@ -86,6 +87,10 @@ init.d/sudo.conf.in
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install-sh
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install-sh
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lib/util/Makefile.in
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lib/util/Makefile.in
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lib/util/aix.c
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lib/util/aix.c
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lib/util/arc4random.c
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lib/util/arc4random.h
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lib/util/arc4random_uniform.c
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lib/util/chacha_private.h
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lib/util/closefrom.c
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lib/util/closefrom.c
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lib/util/digest.c
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lib/util/digest.c
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lib/util/digest_gcrypt.c
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lib/util/digest_gcrypt.c
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@ -97,6 +102,7 @@ lib/util/fatal.c
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lib/util/fnmatch.c
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lib/util/fnmatch.c
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lib/util/getaddrinfo.c
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lib/util/getaddrinfo.c
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lib/util/getcwd.c
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lib/util/getcwd.c
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lib/util/getentropy.c
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lib/util/getgrouplist.c
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lib/util/getgrouplist.c
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lib/util/gethostname.c
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lib/util/gethostname.c
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lib/util/getline.c
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lib/util/getline.c
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27
config.h.in
27
config.h.in
@ -54,6 +54,9 @@
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/* Define to 1 if you have the `arc4random' function. */
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/* Define to 1 if you have the `arc4random' function. */
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#undef HAVE_ARC4RANDOM
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#undef HAVE_ARC4RANDOM
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/* Define to 1 if you have the `arc4random_uniform' function. */
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#undef HAVE_ARC4RANDOM_UNIFORM
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/* Define to 1 if you have the `asprintf' function. */
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/* Define to 1 if you have the `asprintf' function. */
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#undef HAVE_ASPRINTF
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#undef HAVE_ASPRINTF
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@ -214,6 +217,9 @@
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/* Define to 1 if you have the `dlopen' function. */
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/* Define to 1 if you have the `dlopen' function. */
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#undef HAVE_DLOPEN
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#undef HAVE_DLOPEN
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/* Define to 1 if you have the `dl_iterate_phdr' function. */
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#undef HAVE_DL_ITERATE_PHDR
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/* Define to 1 if the compiler supports the __visibility__ attribute. */
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/* Define to 1 if the compiler supports the __visibility__ attribute. */
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#undef HAVE_DSO_VISIBILITY
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#undef HAVE_DSO_VISIBILITY
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@ -265,9 +271,15 @@
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/* Define to 1 if you use the FWTK authsrv daemon. */
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/* Define to 1 if you use the FWTK authsrv daemon. */
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#undef HAVE_FWTK
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#undef HAVE_FWTK
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/* Define to 1 if you are using gcrypt's sha2 functions. */
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#undef HAVE_GCRYPT
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/* Define to 1 if you have the `getaddrinfo' function. */
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/* Define to 1 if you have the `getaddrinfo' function. */
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#undef HAVE_GETADDRINFO
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#undef HAVE_GETADDRINFO
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/* Define to 1 if you have the `getauxval' function. */
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#undef HAVE_GETAUXVAL
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/* Define to 1 if you have the `getdomainname' function. */
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/* Define to 1 if you have the `getdomainname' function. */
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#undef HAVE_GETDOMAINNAME
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#undef HAVE_GETDOMAINNAME
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@ -515,6 +527,9 @@
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/* Define to 1 if you have the `openpty' function. */
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/* Define to 1 if you have the `openpty' function. */
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#undef HAVE_OPENPTY
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#undef HAVE_OPENPTY
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/* Define to 1 if you are using OpenSSL's sha2 functions. */
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#undef HAVE_OPENSSL
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/* Define to 1 if you use NRL OPIE. */
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/* Define to 1 if you use NRL OPIE. */
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#undef HAVE_OPIE
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#undef HAVE_OPIE
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@ -569,6 +584,12 @@
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/* Define to 1 if you have the `pstat_getproc' function. */
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/* Define to 1 if you have the `pstat_getproc' function. */
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#undef HAVE_PSTAT_GETPROC
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#undef HAVE_PSTAT_GETPROC
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/* Define to 1 if you have the `pthread_atfork' function. */
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#undef HAVE_PTHREAD_ATFORK
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/* Define to 1 if you have the <pthread.h> header file. */
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#undef HAVE_PTHREAD_H
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/* Define to 1 if you have the <pty.h> header file. */
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/* Define to 1 if you have the <pty.h> header file. */
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#undef HAVE_PTY_H
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#undef HAVE_PTY_H
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@ -809,12 +830,18 @@
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/* Define to 1 if you have the <sys/sockio.h> header file. */
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/* Define to 1 if you have the <sys/sockio.h> header file. */
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#undef HAVE_SYS_SOCKIO_H
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#undef HAVE_SYS_SOCKIO_H
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/* Define to 1 if you have the <sys/statvfs.h> header file. */
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#undef HAVE_SYS_STATVFS_H
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/* Define to 1 if you have the <sys/stat.h> header file. */
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/* Define to 1 if you have the <sys/stat.h> header file. */
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#undef HAVE_SYS_STAT_H
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#undef HAVE_SYS_STAT_H
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/* Define to 1 if you have the <sys/stropts.h> header file. */
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/* Define to 1 if you have the <sys/stropts.h> header file. */
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#undef HAVE_SYS_STROPTS_H
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#undef HAVE_SYS_STROPTS_H
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/* Define to 1 if you have the <sys/syscall.h> header file. */
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#undef HAVE_SYS_SYSCALL_H
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/* Define to 1 if you have the <sys/sysmacros.h> header file. */
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/* Define to 1 if you have the <sys/sysmacros.h> header file. */
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#undef HAVE_SYS_SYSMACROS_H
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#undef HAVE_SYS_SYSMACROS_H
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170
configure
vendored
170
configure
vendored
@ -741,6 +741,7 @@ SUDOERS_TEST_PROGS
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COMPAT_TEST_PROGS
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COMPAT_TEST_PROGS
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LOCALEDIR_SUFFIX
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LOCALEDIR_SUFFIX
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SUDO_NLS
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SUDO_NLS
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LIBPTHREAD
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LIBMD
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LIBMD
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LIBINTL
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LIBINTL
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LIBRT
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LIBRT
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@ -2869,6 +2870,8 @@ as_fn_append ac_header_list " sys/bsdtypes.h"
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as_fn_append ac_header_list " sys/select.h"
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as_fn_append ac_header_list " sys/select.h"
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as_fn_append ac_header_list " sys/stropts.h"
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as_fn_append ac_header_list " sys/stropts.h"
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as_fn_append ac_header_list " sys/sysmacros.h"
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as_fn_append ac_header_list " sys/sysmacros.h"
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as_fn_append ac_header_list " sys/syscall.h"
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as_fn_append ac_header_list " sys/statvfs.h"
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as_fn_append ac_func_list " fexecve"
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as_fn_append ac_func_list " fexecve"
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as_fn_append ac_func_list " killpg"
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as_fn_append ac_func_list " killpg"
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as_fn_append ac_func_list " nl_langinfo"
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as_fn_append ac_func_list " nl_langinfo"
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@ -2877,6 +2880,7 @@ as_fn_append ac_func_list " pwrite"
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as_fn_append ac_func_list " openat"
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as_fn_append ac_func_list " openat"
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as_fn_append ac_func_list " faccessat"
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as_fn_append ac_func_list " faccessat"
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as_fn_append ac_func_list " wordexp"
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as_fn_append ac_func_list " wordexp"
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as_fn_append ac_func_list " getauxval"
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as_fn_append ac_func_list " seteuid"
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as_fn_append ac_func_list " seteuid"
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# Check that the precious variables saved in the cache have kept the same
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# Check that the precious variables saved in the cache have kept the same
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# value.
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# value.
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@ -3070,6 +3074,7 @@ $as_echo "$as_me: Configuring Sudo version $PACKAGE_VERSION" >&6;}
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#
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#
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@ -6416,6 +6421,8 @@ if test "${enable_openssl+set}" = set; then :
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no) ;;
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no) ;;
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*) LIBMD="-lcrypto"
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*) LIBMD="-lcrypto"
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DIGEST=digest_openssl.lo
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DIGEST=digest_openssl.lo
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$as_echo "#define HAVE_OPENSSL 1" >>confdefs.h
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if test "$enableval" != "yes"; then
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if test "$enableval" != "yes"; then
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if ${CPPFLAGS+:} false; then :
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if ${CPPFLAGS+:} false; then :
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@ -6530,6 +6537,8 @@ if test "${enable_gcrypt+set}" = set; then :
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no) ;;
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no) ;;
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*) LIBMD="-lgcrypt"
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*) LIBMD="-lgcrypt"
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DIGEST=digest_gcrypt.lo
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DIGEST=digest_gcrypt.lo
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$as_echo "#define HAVE_GCRYPT 1" >>confdefs.h
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if test "$enableval" != "yes"; then
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if test "$enableval" != "yes"; then
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if ${CPPFLAGS+:} false; then :
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if ${CPPFLAGS+:} false; then :
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@ -17640,6 +17649,10 @@ fi
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@ -18989,6 +19002,8 @@ done
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case "$host_os" in
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case "$host_os" in
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hpux*)
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hpux*)
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if test X"$ac_cv_func_pread" = X"yes"; then
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if test X"$ac_cv_func_pread" = X"yes"; then
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@ -19210,6 +19225,144 @@ esac
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done
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done
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fi
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done
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for ac_func in arc4random_uniform
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do :
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ac_fn_c_check_func "$LINENO" "arc4random_uniform" "ac_cv_func_arc4random_uniform"
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if test "x$ac_cv_func_arc4random_uniform" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_ARC4RANDOM_UNIFORM 1
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_ACEOF
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else
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case " $LIBOBJS " in
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*" arc4random_uniform.$ac_objext "* ) ;;
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*) LIBOBJS="$LIBOBJS arc4random_uniform.$ac_objext"
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;;
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esac
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for _sym in sudo_arc4random_uniform; do
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COMPAT_EXP="${COMPAT_EXP}${_sym}
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"
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done
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for ac_func in arc4random
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do :
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ac_fn_c_check_func "$LINENO" "arc4random" "ac_cv_func_arc4random"
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if test "x$ac_cv_func_arc4random" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_ARC4RANDOM 1
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_ACEOF
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else
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case " $LIBOBJS " in
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*" arc4random.$ac_objext "* ) ;;
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*) LIBOBJS="$LIBOBJS arc4random.$ac_objext"
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;;
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esac
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for _sym in sudo_arc4random; do
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COMPAT_EXP="${COMPAT_EXP}${_sym}
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"
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done
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# arc4random.c needs getentropy()
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for ac_func in getentropy
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do :
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ac_fn_c_check_func "$LINENO" "getentropy" "ac_cv_func_getentropy"
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if test "x$ac_cv_func_getentropy" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_GETENTROPY 1
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_ACEOF
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else
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case " $LIBOBJS " in
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*" getentropy.$ac_objext "* ) ;;
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*) LIBOBJS="$LIBOBJS getentropy.$ac_objext"
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;;
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esac
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for _sym in sudo_getentropy; do
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COMPAT_EXP="${COMPAT_EXP}${_sym}
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"
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done
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fi
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done
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# arc4random.c wants pthread_atfork
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for ac_header in pthread.h
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do :
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ac_fn_c_check_header_mongrel "$LINENO" "pthread.h" "ac_cv_header_pthread_h" "$ac_includes_default"
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if test "x$ac_cv_header_pthread_h" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_PTHREAD_H 1
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_ACEOF
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lpthread" >&5
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$as_echo_n "checking for main in -lpthread... " >&6; }
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if ${ac_cv_lib_pthread_main+:} false; then :
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$as_echo_n "(cached) " >&6
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|
else
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ac_check_lib_save_LIBS=$LIBS
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LIBS="-lpthread $LIBS"
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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int
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main ()
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{
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return main ();
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;
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return 0;
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}
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_ACEOF
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if ac_fn_c_try_link "$LINENO"; then :
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ac_cv_lib_pthread_main=yes
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else
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ac_cv_lib_pthread_main=no
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|
fi
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rm -f core conftest.err conftest.$ac_objext \
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conftest$ac_exeext conftest.$ac_ext
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LIBS=$ac_check_lib_save_LIBS
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|
fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_main" >&5
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$as_echo "$ac_cv_lib_pthread_main" >&6; }
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if test "x$ac_cv_lib_pthread_main" = xyes; then :
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LIBPTHREAD="-lpthread"
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|
fi
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for ac_func in pthread_atfork
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do :
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ac_fn_c_check_func "$LINENO" "pthread_atfork" "ac_cv_func_pthread_atfork"
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if test "x$ac_cv_func_pthread_atfork" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_PTHREAD_ATFORK 1
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_ACEOF
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fi
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|
done
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fi
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done
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fi
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done
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fi
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fi
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done
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done
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@ -22533,6 +22686,21 @@ fi
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done
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done
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OLIBS="$LIBS"
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LIBS="$LIBS $lt_cv_dlopen_libs"
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for ac_func in dl_iterate_phdr
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|
do :
|
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|
ac_fn_c_check_func "$LINENO" "dl_iterate_phdr" "ac_cv_func_dl_iterate_phdr"
|
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|
if test "x$ac_cv_func_dl_iterate_phdr" = xyes; then :
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cat >>confdefs.h <<_ACEOF
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#define HAVE_DL_ITERATE_PHDR 1
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_ACEOF
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|
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|
fi
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|
done
|
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|
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LIBS="$OLIBS"
|
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|
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if test ${with_netsvc-"no"} != "no"; then
|
if test ${with_netsvc-"no"} != "no"; then
|
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cat >>confdefs.h <<EOF
|
cat >>confdefs.h <<EOF
|
||||||
#define _PATH_NETSVC_CONF "${with_netsvc-/etc/netsvc.conf}"
|
#define _PATH_NETSVC_CONF "${with_netsvc-/etc/netsvc.conf}"
|
||||||
@ -28817,6 +28985,8 @@ fi
|
|||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
|
||||||
|
37
configure.ac
37
configure.ac
@ -1,7 +1,7 @@
|
|||||||
dnl
|
dnl
|
||||||
dnl Use the top-level autogen.sh script to generate configure and config.h.in
|
dnl Use the top-level autogen.sh script to generate configure and config.h.in
|
||||||
dnl
|
dnl
|
||||||
dnl Copyright (c) 1994-1996,1998-2017 Todd C. Miller <Todd.Miller@sudo.ws>
|
dnl Copyright (c) 1994-1996,1998-2018 Todd C. Miller <Todd.Miller@sudo.ws>
|
||||||
dnl
|
dnl
|
||||||
AC_PREREQ([2.59])
|
AC_PREREQ([2.59])
|
||||||
AC_INIT([sudo], [1.8.24], [https://bugzilla.sudo.ws/], [sudo])
|
AC_INIT([sudo], [1.8.24], [https://bugzilla.sudo.ws/], [sudo])
|
||||||
@ -79,6 +79,7 @@ AC_SUBST([LIBDL])
|
|||||||
AC_SUBST([LIBRT])
|
AC_SUBST([LIBRT])
|
||||||
AC_SUBST([LIBINTL])
|
AC_SUBST([LIBINTL])
|
||||||
AC_SUBST([LIBMD])
|
AC_SUBST([LIBMD])
|
||||||
|
AC_SUBST([LIBPTHREAD])
|
||||||
AC_SUBST([SUDO_NLS])
|
AC_SUBST([SUDO_NLS])
|
||||||
AC_SUBST([LOCALEDIR_SUFFIX])
|
AC_SUBST([LOCALEDIR_SUFFIX])
|
||||||
AC_SUBST([COMPAT_TEST_PROGS])
|
AC_SUBST([COMPAT_TEST_PROGS])
|
||||||
@ -1469,6 +1470,7 @@ AC_ARG_ENABLE(openssl,
|
|||||||
no) ;;
|
no) ;;
|
||||||
*) LIBMD="-lcrypto"
|
*) LIBMD="-lcrypto"
|
||||||
DIGEST=digest_openssl.lo
|
DIGEST=digest_openssl.lo
|
||||||
|
AC_DEFINE(HAVE_OPENSSL)
|
||||||
if test "$enableval" != "yes"; then
|
if test "$enableval" != "yes"; then
|
||||||
AX_APPEND_FLAG([-I${enableval}/include], [CPPFLAGS])
|
AX_APPEND_FLAG([-I${enableval}/include], [CPPFLAGS])
|
||||||
SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${enableval}/lib])
|
SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${enableval}/lib])
|
||||||
@ -1483,6 +1485,7 @@ AC_ARG_ENABLE(gcrypt,
|
|||||||
no) ;;
|
no) ;;
|
||||||
*) LIBMD="-lgcrypt"
|
*) LIBMD="-lgcrypt"
|
||||||
DIGEST=digest_gcrypt.lo
|
DIGEST=digest_gcrypt.lo
|
||||||
|
AC_DEFINE(HAVE_GCRYPT)
|
||||||
if test "$enableval" != "yes"; then
|
if test "$enableval" != "yes"; then
|
||||||
AX_APPEND_FLAG([-I${enableval}/include], [CPPFLAGS])
|
AX_APPEND_FLAG([-I${enableval}/include], [CPPFLAGS])
|
||||||
SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${enableval}/lib])
|
SUDO_APPEND_LIBPATH(SUDOERS_LDFLAGS, [${enableval}/lib])
|
||||||
@ -2346,7 +2349,7 @@ dnl
|
|||||||
AC_HEADER_DIRENT
|
AC_HEADER_DIRENT
|
||||||
AC_HEADER_STDBOOL
|
AC_HEADER_STDBOOL
|
||||||
AC_HEADER_MAJOR
|
AC_HEADER_MAJOR
|
||||||
AC_CHECK_HEADERS_ONCE([netgroup.h paths.h spawn.h utmpx.h wordexp.h sys/sockio.h sys/bsdtypes.h sys/select.h sys/stropts.h sys/sysmacros.h])
|
AC_CHECK_HEADERS_ONCE([netgroup.h paths.h spawn.h utmpx.h wordexp.h sys/sockio.h sys/bsdtypes.h sys/select.h sys/stropts.h sys/sysmacros.h sys/syscall.h sys/statvfs.h])
|
||||||
AC_CHECK_HEADERS([endian.h] [sys/endian.h] [machine/endian.h], [break])
|
AC_CHECK_HEADERS([endian.h] [sys/endian.h] [machine/endian.h], [break])
|
||||||
AC_CHECK_HEADERS([procfs.h] [sys/procfs.h], [AC_CHECK_MEMBERS(struct psinfo.pr_ttydev, [AC_CHECK_FUNCS([_ttyname_dev])], [], [AC_INCLUDES_DEFAULT
|
AC_CHECK_HEADERS([procfs.h] [sys/procfs.h], [AC_CHECK_MEMBERS(struct psinfo.pr_ttydev, [AC_CHECK_FUNCS([_ttyname_dev])], [], [AC_INCLUDES_DEFAULT
|
||||||
#ifdef HAVE_PROCFS_H
|
#ifdef HAVE_PROCFS_H
|
||||||
@ -2486,7 +2489,7 @@ dnl
|
|||||||
dnl Function checks
|
dnl Function checks
|
||||||
dnl
|
dnl
|
||||||
AC_FUNC_GETGROUPS
|
AC_FUNC_GETGROUPS
|
||||||
AC_CHECK_FUNCS_ONCE([fexecve killpg nl_langinfo pread pwrite openat faccessat wordexp])
|
AC_CHECK_FUNCS_ONCE([fexecve killpg nl_langinfo pread pwrite openat faccessat wordexp getauxval])
|
||||||
case "$host_os" in
|
case "$host_os" in
|
||||||
hpux*)
|
hpux*)
|
||||||
if test X"$ac_cv_func_pread" = X"yes"; then
|
if test X"$ac_cv_func_pread" = X"yes"; then
|
||||||
@ -2547,6 +2550,24 @@ AC_CHECK_FUNCS([reallocarray], [], [
|
|||||||
AC_LIBOBJ(reallocarray)
|
AC_LIBOBJ(reallocarray)
|
||||||
SUDO_APPEND_COMPAT_EXP(sudo_reallocarray)
|
SUDO_APPEND_COMPAT_EXP(sudo_reallocarray)
|
||||||
])
|
])
|
||||||
|
AC_CHECK_FUNCS([arc4random_uniform], [], [
|
||||||
|
AC_LIBOBJ(arc4random_uniform)
|
||||||
|
SUDO_APPEND_COMPAT_EXP(sudo_arc4random_uniform)
|
||||||
|
AC_CHECK_FUNCS([arc4random], [], [
|
||||||
|
AC_LIBOBJ(arc4random)
|
||||||
|
SUDO_APPEND_COMPAT_EXP(sudo_arc4random)
|
||||||
|
# arc4random.c needs getentropy()
|
||||||
|
AC_CHECK_FUNCS([getentropy], [], [
|
||||||
|
AC_LIBOBJ(getentropy)
|
||||||
|
SUDO_APPEND_COMPAT_EXP(sudo_getentropy)
|
||||||
|
])
|
||||||
|
# arc4random.c wants pthread_atfork
|
||||||
|
AC_CHECK_HEADERS([pthread.h], [
|
||||||
|
AC_CHECK_LIB(pthread, main, [LIBPTHREAD="-lpthread"])
|
||||||
|
AC_CHECK_FUNCS([pthread_atfork])
|
||||||
|
])
|
||||||
|
])
|
||||||
|
])
|
||||||
|
|
||||||
utmp_style=LEGACY
|
utmp_style=LEGACY
|
||||||
AC_CHECK_FUNCS([getutxid getutid], [utmp_style=POSIX; break])
|
AC_CHECK_FUNCS([getutxid getutid], [utmp_style=POSIX; break])
|
||||||
@ -3255,6 +3276,14 @@ AC_INCLUDES_DEFAULT
|
|||||||
fi
|
fi
|
||||||
])
|
])
|
||||||
|
|
||||||
|
dnl
|
||||||
|
dnl Check for dl_iterate_phdr, may require -ldl
|
||||||
|
dnl
|
||||||
|
OLIBS="$LIBS"
|
||||||
|
LIBS="$LIBS $lt_cv_dlopen_libs"
|
||||||
|
AC_CHECK_FUNCS([dl_iterate_phdr])
|
||||||
|
LIBS="$OLIBS"
|
||||||
|
|
||||||
dnl
|
dnl
|
||||||
dnl nsswitch.conf and its equivalents
|
dnl nsswitch.conf and its equivalents
|
||||||
dnl
|
dnl
|
||||||
@ -4534,6 +4563,8 @@ AH_TEMPLATE(HAVE_KINFO_PROC_44BSD, [Define to 1 if your system has a 4.4BSD-styl
|
|||||||
AH_TEMPLATE(HAVE_KINFO_PROC_FREEBSD, [Define to 1 if your system has a FreeBSD-style kinfo_proc struct.])
|
AH_TEMPLATE(HAVE_KINFO_PROC_FREEBSD, [Define to 1 if your system has a FreeBSD-style kinfo_proc struct.])
|
||||||
AH_TEMPLATE(HAVE_KINFO_PROC2_NETBSD, [Define to 1 if your system has a NetBSD-style kinfo_proc2 struct.])
|
AH_TEMPLATE(HAVE_KINFO_PROC2_NETBSD, [Define to 1 if your system has a NetBSD-style kinfo_proc2 struct.])
|
||||||
AH_TEMPLATE(HAVE_KINFO_PROC_OPENBSD, [Define to 1 if your system has an OpenBSD-style kinfo_proc struct.])
|
AH_TEMPLATE(HAVE_KINFO_PROC_OPENBSD, [Define to 1 if your system has an OpenBSD-style kinfo_proc struct.])
|
||||||
|
AH_TEMPLATE(HAVE_OPENSSL, [Define to 1 if you are using OpenSSL's sha2 functions.])
|
||||||
|
AH_TEMPLATE(HAVE_GCRYPT, [Define to 1 if you are using gcrypt's sha2 functions.])
|
||||||
dnl
|
dnl
|
||||||
dnl Bits to copy verbatim into config.h.in
|
dnl Bits to copy verbatim into config.h.in
|
||||||
dnl
|
dnl
|
||||||
|
50
include/sudo_rand.h
Normal file
50
include/sudo_rand.h
Normal file
@ -0,0 +1,50 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws>
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this software for any
|
||||||
|
* purpose with or without fee is hereby granted, provided that the above
|
||||||
|
* copyright notice and this permission notice appear in all copies.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Sponsored in part by the Defense Advanced Research Projects
|
||||||
|
* Agency (DARPA) and Air Force Research Laboratory, Air Force
|
||||||
|
* Materiel Command, USAF, under agreement number F39502-99-1-0512.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef SUDO_RAND_H
|
||||||
|
#define SUDO_RAND_H
|
||||||
|
|
||||||
|
#include <stdlib.h> /* For arc4random() on systems that have it */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* All libc replacements are prefixed with "sudo_" to avoid namespace issues.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#ifndef HAVE_ARC4RANDOM
|
||||||
|
/* Note: not exported by libutil. */
|
||||||
|
uint32_t sudo_arc4random(void);
|
||||||
|
# undef arc4random
|
||||||
|
# define arc4random() sudo_arc4random()
|
||||||
|
#endif /* ARC4RANDOM */
|
||||||
|
|
||||||
|
#ifndef HAVE_ARC4RANDOM_UNIFORM
|
||||||
|
__dso_public uint32_t sudo_arc4random_uniform(uint32_t upper_bound);
|
||||||
|
# undef arc4random_uniform
|
||||||
|
# define arc4random_uniform(_a) sudo_arc4random_uniform((_a))
|
||||||
|
#endif /* ARC4RANDOM_UNIFORM */
|
||||||
|
|
||||||
|
#ifndef HAVE_GETENTROPY
|
||||||
|
/* Note: not exported by libutil. */
|
||||||
|
int sudo_getentropy(void *buf, size_t buflen);
|
||||||
|
# undef getentropy
|
||||||
|
# define getentropy(_a, _b) sudo_getentropy((_a), (_b))
|
||||||
|
#endif /* HAVE_GETENTROPY */
|
||||||
|
|
||||||
|
#endif /* SUDO_RAND_H */
|
@ -155,9 +155,9 @@ $(shlib_opt): $(shlib_exp)
|
|||||||
libsudo_util.la: $(LTOBJS) @LT_LDDEP@
|
libsudo_util.la: $(LTOBJS) @LT_LDDEP@
|
||||||
case "$(LT_LDFLAGS)" in \
|
case "$(LT_LDFLAGS)" in \
|
||||||
*-no-install*) \
|
*-no-install*) \
|
||||||
$(LIBTOOL) $(LTFLAGS) --mode=link $(CC) -o $@ $(LDFLAGS) $(LT_LDFLAGS) $(LTOBJS) @LIBINTL@ @LIBMD@ @LIBDL@ @LIBRT@;; \
|
$(LIBTOOL) $(LTFLAGS) --mode=link $(CC) -o $@ $(LDFLAGS) $(LT_LDFLAGS) $(LTOBJS) @LIBINTL@ @LIBMD@ @LIBPTHREAD@ @LIBDL@ @LIBRT@;; \
|
||||||
*) \
|
*) \
|
||||||
$(LIBTOOL) $(LTFLAGS) --mode=link $(CC) -o $@ $(LDFLAGS) $(ASAN_LDFLAGS) $(SSP_LDFLAGS) $(LT_LDFLAGS) $(LTOBJS) -version-info $(SHLIB_VERSION) -rpath $(libexecdir)/sudo @LT_DEP_LIBS@ @LIBINTL@ @LIBMD@ @LIBDL@ @LIBRT@;; \
|
$(LIBTOOL) $(LTFLAGS) --mode=link $(CC) -o $@ $(LDFLAGS) $(ASAN_LDFLAGS) $(SSP_LDFLAGS) $(LT_LDFLAGS) $(LTOBJS) -version-info $(SHLIB_VERSION) -rpath $(libexecdir)/sudo @LT_DEP_LIBS@ @LIBINTL@ @LIBMD@ @LIBPTHREAD@ @LIBDL@ @LIBRT@;; \
|
||||||
esac
|
esac
|
||||||
|
|
||||||
siglist.c: mksiglist
|
siglist.c: mksiglist
|
||||||
@ -352,6 +352,13 @@ aix.lo: $(srcdir)/aix.c $(incdir)/compat/stdbool.h $(incdir)/sudo_compat.h \
|
|||||||
$(incdir)/sudo_debug.h $(incdir)/sudo_fatal.h $(incdir)/sudo_gettext.h \
|
$(incdir)/sudo_debug.h $(incdir)/sudo_fatal.h $(incdir)/sudo_gettext.h \
|
||||||
$(incdir)/sudo_queue.h $(incdir)/sudo_util.h $(top_builddir)/config.h
|
$(incdir)/sudo_queue.h $(incdir)/sudo_util.h $(top_builddir)/config.h
|
||||||
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/aix.c
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/aix.c
|
||||||
|
arc4random.lo: $(srcdir)/arc4random.c $(incdir)/sudo_compat.h \
|
||||||
|
$(incdir)/sudo_rand.h $(srcdir)/arc4random.h \
|
||||||
|
$(srcdir)/chacha_private.h $(top_builddir)/config.h
|
||||||
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/arc4random.c
|
||||||
|
arc4random_uniform.lo: $(srcdir)/arc4random_uniform.c $(incdir)/sudo_compat.h \
|
||||||
|
$(incdir)/sudo_rand.h $(top_builddir)/config.h
|
||||||
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/arc4random_uniform.c
|
||||||
atofoo_test.lo: $(srcdir)/regress/atofoo/atofoo_test.c \
|
atofoo_test.lo: $(srcdir)/regress/atofoo/atofoo_test.c \
|
||||||
$(incdir)/compat/stdbool.h $(incdir)/sudo_compat.h \
|
$(incdir)/compat/stdbool.h $(incdir)/sudo_compat.h \
|
||||||
$(incdir)/sudo_fatal.h $(incdir)/sudo_util.h \
|
$(incdir)/sudo_fatal.h $(incdir)/sudo_util.h \
|
||||||
@ -414,6 +421,10 @@ getaddrinfo.lo: $(srcdir)/getaddrinfo.c $(incdir)/compat/getaddrinfo.h \
|
|||||||
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/getaddrinfo.c
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/getaddrinfo.c
|
||||||
getcwd.lo: $(srcdir)/getcwd.c $(incdir)/sudo_compat.h $(top_builddir)/config.h
|
getcwd.lo: $(srcdir)/getcwd.c $(incdir)/sudo_compat.h $(top_builddir)/config.h
|
||||||
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/getcwd.c
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/getcwd.c
|
||||||
|
getentropy.lo: $(srcdir)/getentropy.c $(incdir)/sudo_compat.h \
|
||||||
|
$(incdir)/sudo_digest.h $(incdir)/sudo_rand.h \
|
||||||
|
$(top_builddir)/config.h
|
||||||
|
$(LIBTOOL) $(LTFLAGS) --mode=compile $(CC) -c -o $@ $(CPPFLAGS) $(CFLAGS) $(ASAN_CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(srcdir)/getentropy.c
|
||||||
getgrouplist.lo: $(srcdir)/getgrouplist.c $(incdir)/compat/nss_dbdefs.h \
|
getgrouplist.lo: $(srcdir)/getgrouplist.c $(incdir)/compat/nss_dbdefs.h \
|
||||||
$(incdir)/compat/stdbool.h $(incdir)/sudo_compat.h \
|
$(incdir)/compat/stdbool.h $(incdir)/sudo_compat.h \
|
||||||
$(incdir)/sudo_util.h $(top_builddir)/config.h
|
$(incdir)/sudo_util.h $(top_builddir)/config.h
|
||||||
|
212
lib/util/arc4random.c
Normal file
212
lib/util/arc4random.c
Normal file
@ -0,0 +1,212 @@
|
|||||||
|
/* $OpenBSD: arc4random.c,v 1.54 2015/09/13 08:31:47 guenther Exp $ */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (c) 1996, David Mazieres <dm@uun.org>
|
||||||
|
* Copyright (c) 2008, Damien Miller <djm@openbsd.org>
|
||||||
|
* Copyright (c) 2013, Markus Friedl <markus@openbsd.org>
|
||||||
|
* Copyright (c) 2014, Theo de Raadt <deraadt@openbsd.org>
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this software for any
|
||||||
|
* purpose with or without fee is hereby granted, provided that the above
|
||||||
|
* copyright notice and this permission notice appear in all copies.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* ChaCha based random number generator for OpenBSD.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <config.h>
|
||||||
|
|
||||||
|
#ifndef HAVE_ARC4RANDOM
|
||||||
|
|
||||||
|
#include <sys/types.h>
|
||||||
|
#include <sys/time.h>
|
||||||
|
|
||||||
|
#include <fcntl.h>
|
||||||
|
#include <limits.h>
|
||||||
|
#include <signal.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <unistd.h>
|
||||||
|
#if defined(HAVE_STDINT_H)
|
||||||
|
# include <stdint.h>
|
||||||
|
#elif defined(HAVE_INTTYPES_H)
|
||||||
|
# include <inttypes.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include "sudo_compat.h"
|
||||||
|
#include "sudo_rand.h"
|
||||||
|
|
||||||
|
#define KEYSTREAM_ONLY
|
||||||
|
#include "chacha_private.h"
|
||||||
|
|
||||||
|
#define minimum(a, b) ((a) < (b) ? (a) : (b))
|
||||||
|
|
||||||
|
#if defined(__GNUC__) || defined(_MSC_VER)
|
||||||
|
#define inline __inline
|
||||||
|
#else /* __GNUC__ || _MSC_VER */
|
||||||
|
#define inline
|
||||||
|
#endif /* !__GNUC__ && !_MSC_VER */
|
||||||
|
|
||||||
|
#define KEYSZ 32
|
||||||
|
#define IVSZ 8
|
||||||
|
#define BLOCKSZ 64
|
||||||
|
#define RSBUFSZ (16*BLOCKSZ)
|
||||||
|
|
||||||
|
/* Marked MAP_INHERIT_ZERO, so zero'd out in fork children. */
|
||||||
|
static struct _rs {
|
||||||
|
size_t rs_have; /* valid bytes at end of rs_buf */
|
||||||
|
size_t rs_count; /* bytes till reseed */
|
||||||
|
} *rs;
|
||||||
|
|
||||||
|
/* Maybe be preserved in fork children, if _rs_allocate() decides. */
|
||||||
|
static struct _rsx {
|
||||||
|
chacha_ctx rs_chacha; /* chacha context for random keystream */
|
||||||
|
unsigned char rs_buf[RSBUFSZ]; /* keystream blocks */
|
||||||
|
} *rsx;
|
||||||
|
|
||||||
|
static inline int _rs_allocate(struct _rs **, struct _rsx **);
|
||||||
|
static inline void _rs_forkdetect(void);
|
||||||
|
#include "arc4random.h"
|
||||||
|
|
||||||
|
static inline void _rs_rekey(unsigned char *dat, size_t datlen);
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_init(unsigned char *buf, size_t n)
|
||||||
|
{
|
||||||
|
if (n < KEYSZ + IVSZ)
|
||||||
|
return;
|
||||||
|
|
||||||
|
if (rs == NULL) {
|
||||||
|
if (_rs_allocate(&rs, &rsx) == -1)
|
||||||
|
abort();
|
||||||
|
}
|
||||||
|
|
||||||
|
chacha_keysetup(&rsx->rs_chacha, buf, KEYSZ * 8, 0);
|
||||||
|
chacha_ivsetup(&rsx->rs_chacha, buf + KEYSZ);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
_rs_stir(void)
|
||||||
|
{
|
||||||
|
unsigned char rnd[KEYSZ + IVSZ];
|
||||||
|
|
||||||
|
if (getentropy(rnd, sizeof rnd) == -1)
|
||||||
|
_getentropy_fail();
|
||||||
|
|
||||||
|
if (!rs)
|
||||||
|
_rs_init(rnd, sizeof(rnd));
|
||||||
|
else
|
||||||
|
_rs_rekey(rnd, sizeof(rnd));
|
||||||
|
memset_s(rnd, sizeof(rnd), 0, sizeof(rnd)); /* discard source seed */
|
||||||
|
|
||||||
|
/* invalidate rs_buf */
|
||||||
|
rs->rs_have = 0;
|
||||||
|
memset(rsx->rs_buf, 0, sizeof(rsx->rs_buf));
|
||||||
|
|
||||||
|
rs->rs_count = 1600000;
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_stir_if_needed(size_t len)
|
||||||
|
{
|
||||||
|
_rs_forkdetect();
|
||||||
|
if (!rs || rs->rs_count <= len)
|
||||||
|
_rs_stir();
|
||||||
|
if (rs->rs_count <= len)
|
||||||
|
rs->rs_count = 0;
|
||||||
|
else
|
||||||
|
rs->rs_count -= len;
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_rekey(unsigned char *dat, size_t datlen)
|
||||||
|
{
|
||||||
|
#ifndef KEYSTREAM_ONLY
|
||||||
|
memset(rsx->rs_buf, 0, sizeof(rsx->rs_buf));
|
||||||
|
#endif
|
||||||
|
/* fill rs_buf with the keystream */
|
||||||
|
chacha_encrypt_bytes(&rsx->rs_chacha, rsx->rs_buf,
|
||||||
|
rsx->rs_buf, sizeof(rsx->rs_buf));
|
||||||
|
/* mix in optional user provided data */
|
||||||
|
if (dat) {
|
||||||
|
size_t i, m;
|
||||||
|
|
||||||
|
m = minimum(datlen, KEYSZ + IVSZ);
|
||||||
|
for (i = 0; i < m; i++)
|
||||||
|
rsx->rs_buf[i] ^= dat[i];
|
||||||
|
}
|
||||||
|
/* immediately reinit for backtracking resistance */
|
||||||
|
_rs_init(rsx->rs_buf, KEYSZ + IVSZ);
|
||||||
|
memset(rsx->rs_buf, 0, KEYSZ + IVSZ);
|
||||||
|
rs->rs_have = sizeof(rsx->rs_buf) - KEYSZ - IVSZ;
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_random_buf(void *_buf, size_t n)
|
||||||
|
{
|
||||||
|
unsigned char *buf = (unsigned char *)_buf;
|
||||||
|
unsigned char *keystream;
|
||||||
|
size_t m;
|
||||||
|
|
||||||
|
_rs_stir_if_needed(n);
|
||||||
|
while (n > 0) {
|
||||||
|
if (rs->rs_have > 0) {
|
||||||
|
m = minimum(n, rs->rs_have);
|
||||||
|
keystream = rsx->rs_buf + sizeof(rsx->rs_buf)
|
||||||
|
- rs->rs_have;
|
||||||
|
memcpy(buf, keystream, m);
|
||||||
|
memset(keystream, 0, m);
|
||||||
|
buf += m;
|
||||||
|
n -= m;
|
||||||
|
rs->rs_have -= m;
|
||||||
|
}
|
||||||
|
if (rs->rs_have == 0)
|
||||||
|
_rs_rekey(NULL, 0);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_random_u32(uint32_t *val)
|
||||||
|
{
|
||||||
|
unsigned char *keystream;
|
||||||
|
|
||||||
|
_rs_stir_if_needed(sizeof(*val));
|
||||||
|
if (rs->rs_have < sizeof(*val))
|
||||||
|
_rs_rekey(NULL, 0);
|
||||||
|
keystream = rsx->rs_buf + sizeof(rsx->rs_buf) - rs->rs_have;
|
||||||
|
memcpy(val, keystream, sizeof(*val));
|
||||||
|
memset(keystream, 0, sizeof(*val));
|
||||||
|
rs->rs_have -= sizeof(*val);
|
||||||
|
}
|
||||||
|
|
||||||
|
uint32_t
|
||||||
|
sudo_arc4random(void)
|
||||||
|
{
|
||||||
|
uint32_t val;
|
||||||
|
|
||||||
|
_ARC4_LOCK();
|
||||||
|
_rs_random_u32(&val);
|
||||||
|
_ARC4_UNLOCK();
|
||||||
|
return val;
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef notdef
|
||||||
|
void
|
||||||
|
sudo_arc4random_buf(void *buf, size_t n)
|
||||||
|
{
|
||||||
|
_ARC4_LOCK();
|
||||||
|
_rs_random_buf(buf, n);
|
||||||
|
_ARC4_UNLOCK();
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#endif /* HAVE_ARC4RANDOM */
|
96
lib/util/arc4random.h
Normal file
96
lib/util/arc4random.h
Normal file
@ -0,0 +1,96 @@
|
|||||||
|
/* $OpenBSD: arc4random.h,v 1.4 2015/01/15 06:57:18 deraadt Exp $ */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (c) 1996, David Mazieres <dm@uun.org>
|
||||||
|
* Copyright (c) 2008, Damien Miller <djm@openbsd.org>
|
||||||
|
* Copyright (c) 2013, Markus Friedl <markus@openbsd.org>
|
||||||
|
* Copyright (c) 2014, Theo de Raadt <deraadt@openbsd.org>
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this software for any
|
||||||
|
* purpose with or without fee is hereby granted, provided that the above
|
||||||
|
* copyright notice and this permission notice appear in all copies.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Stub functions for portability.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <sys/mman.h>
|
||||||
|
|
||||||
|
#include <signal.h>
|
||||||
|
#ifdef HAVE_PTHREAD_H
|
||||||
|
#include <pthread.h>
|
||||||
|
|
||||||
|
static pthread_mutex_t arc4random_mtx = PTHREAD_MUTEX_INITIALIZER;
|
||||||
|
#define _ARC4_LOCK() pthread_mutex_lock(&arc4random_mtx)
|
||||||
|
#define _ARC4_UNLOCK() pthread_mutex_unlock(&arc4random_mtx)
|
||||||
|
#else
|
||||||
|
#define _ARC4_LOCK()
|
||||||
|
#define _ARC4_UNLOCK()
|
||||||
|
#endif /* HAVE_PTHREAD_H */
|
||||||
|
|
||||||
|
#ifdef HAVE_PTHREAD_ATFORK
|
||||||
|
# define _ARC4_ATFORK(f) pthread_atfork(NULL, NULL, (f))
|
||||||
|
# else
|
||||||
|
# define _ARC4_ATFORK(f)
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
|
||||||
|
# define MAP_ANON MAP_ANONYMOUS
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_getentropy_fail(void)
|
||||||
|
{
|
||||||
|
raise(SIGKILL);
|
||||||
|
}
|
||||||
|
|
||||||
|
static volatile sig_atomic_t _rs_forked;
|
||||||
|
|
||||||
|
#ifdef HAVE_PTHREAD_ATFORK
|
||||||
|
static inline void
|
||||||
|
_rs_forkhandler(void)
|
||||||
|
{
|
||||||
|
_rs_forked = 1;
|
||||||
|
}
|
||||||
|
#endif /* HAVE_PTHREAD_ATFORK */
|
||||||
|
|
||||||
|
static inline void
|
||||||
|
_rs_forkdetect(void)
|
||||||
|
{
|
||||||
|
static pid_t _rs_pid = 0;
|
||||||
|
pid_t pid = getpid();
|
||||||
|
|
||||||
|
if (_rs_pid == 0 || _rs_pid != pid || _rs_forked) {
|
||||||
|
_rs_pid = pid;
|
||||||
|
_rs_forked = 0;
|
||||||
|
if (rs)
|
||||||
|
memset(rs, 0, sizeof(*rs));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
static inline int
|
||||||
|
_rs_allocate(struct _rs **rsp, struct _rsx **rsxp)
|
||||||
|
{
|
||||||
|
if ((*rsp = (void *)mmap(NULL, sizeof(**rsp), PROT_READ|PROT_WRITE,
|
||||||
|
MAP_ANON|MAP_PRIVATE, -1, 0)) == MAP_FAILED)
|
||||||
|
return (-1);
|
||||||
|
|
||||||
|
if ((*rsxp = (void *)mmap(NULL, sizeof(**rsxp), PROT_READ|PROT_WRITE,
|
||||||
|
MAP_ANON|MAP_PRIVATE, -1, 0)) == MAP_FAILED) {
|
||||||
|
munmap((void *)*rsp, sizeof(**rsp));
|
||||||
|
*rsp = NULL;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
_ARC4_ATFORK(_rs_forkhandler);
|
||||||
|
return (0);
|
||||||
|
}
|
70
lib/util/arc4random_uniform.c
Normal file
70
lib/util/arc4random_uniform.c
Normal file
@ -0,0 +1,70 @@
|
|||||||
|
/* $OpenBSD: arc4random_uniform.c,v 1.2 2015/09/13 08:31:47 guenther Exp $ */
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Copyright (c) 2008, Damien Miller <djm@openbsd.org>
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this software for any
|
||||||
|
* purpose with or without fee is hereby granted, provided that the above
|
||||||
|
* copyright notice and this permission notice appear in all copies.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <config.h>
|
||||||
|
|
||||||
|
#ifndef HAVE_ARC4RANDOM_UNIFORM
|
||||||
|
|
||||||
|
#include <sys/types.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#if defined(HAVE_STDINT_H)
|
||||||
|
# include <stdint.h>
|
||||||
|
#elif defined(HAVE_INTTYPES_H)
|
||||||
|
# include <inttypes.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include "sudo_compat.h"
|
||||||
|
#include "sudo_rand.h"
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Calculate a uniformly distributed random number less than upper_bound
|
||||||
|
* avoiding "modulo bias".
|
||||||
|
*
|
||||||
|
* Uniformity is achieved by generating new random numbers until the one
|
||||||
|
* returned is outside the range [0, 2**32 % upper_bound). This
|
||||||
|
* guarantees the selected random number will be inside
|
||||||
|
* [2**32 % upper_bound, 2**32) which maps back to [0, upper_bound)
|
||||||
|
* after reduction modulo upper_bound.
|
||||||
|
*/
|
||||||
|
uint32_t
|
||||||
|
sudo_arc4random_uniform(uint32_t upper_bound)
|
||||||
|
{
|
||||||
|
uint32_t r, min;
|
||||||
|
|
||||||
|
if (upper_bound < 2)
|
||||||
|
return 0;
|
||||||
|
|
||||||
|
/* 2**32 % x == (2**32 - x) % x */
|
||||||
|
min = -upper_bound % upper_bound;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* This could theoretically loop forever but each retry has
|
||||||
|
* p > 0.5 (worst case, usually far better) of selecting a
|
||||||
|
* number inside the range we need, so it should rarely need
|
||||||
|
* to re-roll.
|
||||||
|
*/
|
||||||
|
for (;;) {
|
||||||
|
r = arc4random();
|
||||||
|
if (r >= min)
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
|
||||||
|
return r % upper_bound;
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif /* HAVE_ARC4RANDOM_UNIFORM */
|
222
lib/util/chacha_private.h
Normal file
222
lib/util/chacha_private.h
Normal file
@ -0,0 +1,222 @@
|
|||||||
|
/*
|
||||||
|
chacha-merged.c version 20080118
|
||||||
|
D. J. Bernstein
|
||||||
|
Public domain.
|
||||||
|
*/
|
||||||
|
|
||||||
|
/* $OpenBSD: chacha_private.h,v 1.2 2013/10/04 07:02:27 djm Exp $ */
|
||||||
|
|
||||||
|
typedef unsigned char u8;
|
||||||
|
typedef unsigned int u32;
|
||||||
|
|
||||||
|
typedef struct
|
||||||
|
{
|
||||||
|
u32 input[16]; /* could be compressed */
|
||||||
|
} chacha_ctx;
|
||||||
|
|
||||||
|
#define U8C(v) (v##U)
|
||||||
|
#define U32C(v) (v##U)
|
||||||
|
|
||||||
|
#define U8V(v) ((u8)(v) & U8C(0xFF))
|
||||||
|
#define U32V(v) ((u32)(v) & U32C(0xFFFFFFFF))
|
||||||
|
|
||||||
|
#define ROTL32(v, n) \
|
||||||
|
(U32V((v) << (n)) | ((v) >> (32 - (n))))
|
||||||
|
|
||||||
|
#define U8TO32_LITTLE(p) \
|
||||||
|
(((u32)((p)[0]) ) | \
|
||||||
|
((u32)((p)[1]) << 8) | \
|
||||||
|
((u32)((p)[2]) << 16) | \
|
||||||
|
((u32)((p)[3]) << 24))
|
||||||
|
|
||||||
|
#define U32TO8_LITTLE(p, v) \
|
||||||
|
do { \
|
||||||
|
(p)[0] = U8V((v) ); \
|
||||||
|
(p)[1] = U8V((v) >> 8); \
|
||||||
|
(p)[2] = U8V((v) >> 16); \
|
||||||
|
(p)[3] = U8V((v) >> 24); \
|
||||||
|
} while (0)
|
||||||
|
|
||||||
|
#define ROTATE(v,c) (ROTL32(v,c))
|
||||||
|
#define XOR(v,w) ((v) ^ (w))
|
||||||
|
#define PLUS(v,w) (U32V((v) + (w)))
|
||||||
|
#define PLUSONE(v) (PLUS((v),1))
|
||||||
|
|
||||||
|
#define QUARTERROUND(a,b,c,d) \
|
||||||
|
a = PLUS(a,b); d = ROTATE(XOR(d,a),16); \
|
||||||
|
c = PLUS(c,d); b = ROTATE(XOR(b,c),12); \
|
||||||
|
a = PLUS(a,b); d = ROTATE(XOR(d,a), 8); \
|
||||||
|
c = PLUS(c,d); b = ROTATE(XOR(b,c), 7);
|
||||||
|
|
||||||
|
static const char sigma[16] = "expand 32-byte k";
|
||||||
|
static const char tau[16] = "expand 16-byte k";
|
||||||
|
|
||||||
|
static void
|
||||||
|
chacha_keysetup(chacha_ctx *x,const u8 *k,u32 kbits,u32 ivbits)
|
||||||
|
{
|
||||||
|
const char *constants;
|
||||||
|
|
||||||
|
x->input[4] = U8TO32_LITTLE(k + 0);
|
||||||
|
x->input[5] = U8TO32_LITTLE(k + 4);
|
||||||
|
x->input[6] = U8TO32_LITTLE(k + 8);
|
||||||
|
x->input[7] = U8TO32_LITTLE(k + 12);
|
||||||
|
if (kbits == 256) { /* recommended */
|
||||||
|
k += 16;
|
||||||
|
constants = sigma;
|
||||||
|
} else { /* kbits == 128 */
|
||||||
|
constants = tau;
|
||||||
|
}
|
||||||
|
x->input[8] = U8TO32_LITTLE(k + 0);
|
||||||
|
x->input[9] = U8TO32_LITTLE(k + 4);
|
||||||
|
x->input[10] = U8TO32_LITTLE(k + 8);
|
||||||
|
x->input[11] = U8TO32_LITTLE(k + 12);
|
||||||
|
x->input[0] = U8TO32_LITTLE(constants + 0);
|
||||||
|
x->input[1] = U8TO32_LITTLE(constants + 4);
|
||||||
|
x->input[2] = U8TO32_LITTLE(constants + 8);
|
||||||
|
x->input[3] = U8TO32_LITTLE(constants + 12);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
chacha_ivsetup(chacha_ctx *x,const u8 *iv)
|
||||||
|
{
|
||||||
|
x->input[12] = 0;
|
||||||
|
x->input[13] = 0;
|
||||||
|
x->input[14] = U8TO32_LITTLE(iv + 0);
|
||||||
|
x->input[15] = U8TO32_LITTLE(iv + 4);
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
chacha_encrypt_bytes(chacha_ctx *x,const u8 *m,u8 *c,u32 bytes)
|
||||||
|
{
|
||||||
|
u32 x0, x1, x2, x3, x4, x5, x6, x7, x8, x9, x10, x11, x12, x13, x14, x15;
|
||||||
|
u32 j0, j1, j2, j3, j4, j5, j6, j7, j8, j9, j10, j11, j12, j13, j14, j15;
|
||||||
|
u8 *ctarget = NULL;
|
||||||
|
u8 tmp[64];
|
||||||
|
u_int i;
|
||||||
|
|
||||||
|
if (!bytes) return;
|
||||||
|
|
||||||
|
j0 = x->input[0];
|
||||||
|
j1 = x->input[1];
|
||||||
|
j2 = x->input[2];
|
||||||
|
j3 = x->input[3];
|
||||||
|
j4 = x->input[4];
|
||||||
|
j5 = x->input[5];
|
||||||
|
j6 = x->input[6];
|
||||||
|
j7 = x->input[7];
|
||||||
|
j8 = x->input[8];
|
||||||
|
j9 = x->input[9];
|
||||||
|
j10 = x->input[10];
|
||||||
|
j11 = x->input[11];
|
||||||
|
j12 = x->input[12];
|
||||||
|
j13 = x->input[13];
|
||||||
|
j14 = x->input[14];
|
||||||
|
j15 = x->input[15];
|
||||||
|
|
||||||
|
for (;;) {
|
||||||
|
if (bytes < 64) {
|
||||||
|
for (i = 0;i < bytes;++i) tmp[i] = m[i];
|
||||||
|
m = tmp;
|
||||||
|
ctarget = c;
|
||||||
|
c = tmp;
|
||||||
|
}
|
||||||
|
x0 = j0;
|
||||||
|
x1 = j1;
|
||||||
|
x2 = j2;
|
||||||
|
x3 = j3;
|
||||||
|
x4 = j4;
|
||||||
|
x5 = j5;
|
||||||
|
x6 = j6;
|
||||||
|
x7 = j7;
|
||||||
|
x8 = j8;
|
||||||
|
x9 = j9;
|
||||||
|
x10 = j10;
|
||||||
|
x11 = j11;
|
||||||
|
x12 = j12;
|
||||||
|
x13 = j13;
|
||||||
|
x14 = j14;
|
||||||
|
x15 = j15;
|
||||||
|
for (i = 20;i > 0;i -= 2) {
|
||||||
|
QUARTERROUND( x0, x4, x8,x12)
|
||||||
|
QUARTERROUND( x1, x5, x9,x13)
|
||||||
|
QUARTERROUND( x2, x6,x10,x14)
|
||||||
|
QUARTERROUND( x3, x7,x11,x15)
|
||||||
|
QUARTERROUND( x0, x5,x10,x15)
|
||||||
|
QUARTERROUND( x1, x6,x11,x12)
|
||||||
|
QUARTERROUND( x2, x7, x8,x13)
|
||||||
|
QUARTERROUND( x3, x4, x9,x14)
|
||||||
|
}
|
||||||
|
x0 = PLUS(x0,j0);
|
||||||
|
x1 = PLUS(x1,j1);
|
||||||
|
x2 = PLUS(x2,j2);
|
||||||
|
x3 = PLUS(x3,j3);
|
||||||
|
x4 = PLUS(x4,j4);
|
||||||
|
x5 = PLUS(x5,j5);
|
||||||
|
x6 = PLUS(x6,j6);
|
||||||
|
x7 = PLUS(x7,j7);
|
||||||
|
x8 = PLUS(x8,j8);
|
||||||
|
x9 = PLUS(x9,j9);
|
||||||
|
x10 = PLUS(x10,j10);
|
||||||
|
x11 = PLUS(x11,j11);
|
||||||
|
x12 = PLUS(x12,j12);
|
||||||
|
x13 = PLUS(x13,j13);
|
||||||
|
x14 = PLUS(x14,j14);
|
||||||
|
x15 = PLUS(x15,j15);
|
||||||
|
|
||||||
|
#ifndef KEYSTREAM_ONLY
|
||||||
|
x0 = XOR(x0,U8TO32_LITTLE(m + 0));
|
||||||
|
x1 = XOR(x1,U8TO32_LITTLE(m + 4));
|
||||||
|
x2 = XOR(x2,U8TO32_LITTLE(m + 8));
|
||||||
|
x3 = XOR(x3,U8TO32_LITTLE(m + 12));
|
||||||
|
x4 = XOR(x4,U8TO32_LITTLE(m + 16));
|
||||||
|
x5 = XOR(x5,U8TO32_LITTLE(m + 20));
|
||||||
|
x6 = XOR(x6,U8TO32_LITTLE(m + 24));
|
||||||
|
x7 = XOR(x7,U8TO32_LITTLE(m + 28));
|
||||||
|
x8 = XOR(x8,U8TO32_LITTLE(m + 32));
|
||||||
|
x9 = XOR(x9,U8TO32_LITTLE(m + 36));
|
||||||
|
x10 = XOR(x10,U8TO32_LITTLE(m + 40));
|
||||||
|
x11 = XOR(x11,U8TO32_LITTLE(m + 44));
|
||||||
|
x12 = XOR(x12,U8TO32_LITTLE(m + 48));
|
||||||
|
x13 = XOR(x13,U8TO32_LITTLE(m + 52));
|
||||||
|
x14 = XOR(x14,U8TO32_LITTLE(m + 56));
|
||||||
|
x15 = XOR(x15,U8TO32_LITTLE(m + 60));
|
||||||
|
#endif
|
||||||
|
|
||||||
|
j12 = PLUSONE(j12);
|
||||||
|
if (!j12) {
|
||||||
|
j13 = PLUSONE(j13);
|
||||||
|
/* stopping at 2^70 bytes per nonce is user's responsibility */
|
||||||
|
}
|
||||||
|
|
||||||
|
U32TO8_LITTLE(c + 0,x0);
|
||||||
|
U32TO8_LITTLE(c + 4,x1);
|
||||||
|
U32TO8_LITTLE(c + 8,x2);
|
||||||
|
U32TO8_LITTLE(c + 12,x3);
|
||||||
|
U32TO8_LITTLE(c + 16,x4);
|
||||||
|
U32TO8_LITTLE(c + 20,x5);
|
||||||
|
U32TO8_LITTLE(c + 24,x6);
|
||||||
|
U32TO8_LITTLE(c + 28,x7);
|
||||||
|
U32TO8_LITTLE(c + 32,x8);
|
||||||
|
U32TO8_LITTLE(c + 36,x9);
|
||||||
|
U32TO8_LITTLE(c + 40,x10);
|
||||||
|
U32TO8_LITTLE(c + 44,x11);
|
||||||
|
U32TO8_LITTLE(c + 48,x12);
|
||||||
|
U32TO8_LITTLE(c + 52,x13);
|
||||||
|
U32TO8_LITTLE(c + 56,x14);
|
||||||
|
U32TO8_LITTLE(c + 60,x15);
|
||||||
|
|
||||||
|
if (bytes <= 64) {
|
||||||
|
if (bytes < 64) {
|
||||||
|
for (i = 0;i < bytes;++i) ctarget[i] = c[i];
|
||||||
|
}
|
||||||
|
x->input[12] = j12;
|
||||||
|
x->input[13] = j13;
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
bytes -= 64;
|
||||||
|
c += 64;
|
||||||
|
#ifndef KEYSTREAM_ONLY
|
||||||
|
m += 64;
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
}
|
597
lib/util/getentropy.c
Normal file
597
lib/util/getentropy.c
Normal file
@ -0,0 +1,597 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2014 Theo de Raadt <deraadt@openbsd.org>
|
||||||
|
* Copyright (c) 2014 Bob Beck <beck@obtuse.com>
|
||||||
|
*
|
||||||
|
* Permission to use, copy, modify, and distribute this software for any
|
||||||
|
* purpose with or without fee is hereby granted, provided that the above
|
||||||
|
* copyright notice and this permission notice appear in all copies.
|
||||||
|
*
|
||||||
|
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
||||||
|
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
||||||
|
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
||||||
|
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
||||||
|
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
||||||
|
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
||||||
|
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
||||||
|
*
|
||||||
|
* Emulation of getentropy(2) as documented at:
|
||||||
|
* http://man.openbsd.org/getentropy.2
|
||||||
|
*/
|
||||||
|
|
||||||
|
#include <config.h>
|
||||||
|
|
||||||
|
#ifndef HAVE_GETENTROPY
|
||||||
|
|
||||||
|
#include <sys/param.h>
|
||||||
|
#include <sys/mman.h>
|
||||||
|
#include <sys/resource.h>
|
||||||
|
#include <sys/socket.h>
|
||||||
|
#include <sys/stat.h>
|
||||||
|
#ifdef HAVE_SYSCTL
|
||||||
|
# include <sys/sysctl.h>
|
||||||
|
#endif
|
||||||
|
#ifdef HAVE_SYS_STATVFS_H
|
||||||
|
# include <sys/statvfs.h>
|
||||||
|
#endif
|
||||||
|
#include <sys/stat.h>
|
||||||
|
#include <sys/time.h>
|
||||||
|
#ifdef __linux__
|
||||||
|
#include <linux/types.h>
|
||||||
|
#include <linux/random.h>
|
||||||
|
#endif
|
||||||
|
#include <errno.h>
|
||||||
|
#include <fcntl.h>
|
||||||
|
#include <signal.h>
|
||||||
|
#include <stdio.h>
|
||||||
|
#include <stdlib.h>
|
||||||
|
#include <string.h>
|
||||||
|
#include <termios.h>
|
||||||
|
#include <time.h>
|
||||||
|
#include <unistd.h>
|
||||||
|
#if defined(HAVE_STDINT_H)
|
||||||
|
# include <stdint.h>
|
||||||
|
#elif defined(HAVE_INTTYPES_H)
|
||||||
|
# include <inttypes.h>
|
||||||
|
#endif
|
||||||
|
#ifdef HAVE_GETAUXVAL
|
||||||
|
# include <sys/auxv.h>
|
||||||
|
#endif
|
||||||
|
#ifdef HAVE_DL_ITERATE_PHDR
|
||||||
|
# include <link.h>
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#include "sudo_compat.h"
|
||||||
|
#include "sudo_digest.h"
|
||||||
|
#include "sudo_rand.h"
|
||||||
|
|
||||||
|
#if !defined(MAP_ANON) && defined(MAP_ANONYMOUS)
|
||||||
|
# define MAP_ANON MAP_ANONYMOUS
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#define REPEAT 5
|
||||||
|
#define min(a, b) (((a) < (b)) ? (a) : (b))
|
||||||
|
|
||||||
|
#define HX(a, b) \
|
||||||
|
do { \
|
||||||
|
if ((a)) \
|
||||||
|
HD(errno); \
|
||||||
|
else \
|
||||||
|
HD(b); \
|
||||||
|
} while (0)
|
||||||
|
|
||||||
|
#define HR(x, l) (sudo_digest_update(ctx, (char *)(x), (l)))
|
||||||
|
#define HD(x) (sudo_digest_update(ctx, (char *)&(x), sizeof (x)))
|
||||||
|
#define HF(x) (sudo_digest_update(ctx, (char *)&(x), sizeof (void*)))
|
||||||
|
|
||||||
|
int sudo_getentropy(void *buf, size_t len);
|
||||||
|
|
||||||
|
static int getentropy_getrandom(void *buf, size_t len);
|
||||||
|
static int getentropy_sysctl(void *buf, size_t len);
|
||||||
|
static int getentropy_urandom(void *buf, size_t len, const char *path,
|
||||||
|
int devfscheck);
|
||||||
|
static int getentropy_fallback(void *buf, size_t len);
|
||||||
|
static int gotdata(char *buf, size_t len);
|
||||||
|
#ifdef HAVE_DL_ITERATE_PHDR
|
||||||
|
static int getentropy_phdr(struct dl_phdr_info *info, size_t size, void *data);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
int
|
||||||
|
sudo_getentropy(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
int ret = -1;
|
||||||
|
|
||||||
|
if (len > 256) {
|
||||||
|
errno = EIO;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
ret = getentropy_getrandom(buf, len);
|
||||||
|
if (ret != -1)
|
||||||
|
return (ret);
|
||||||
|
|
||||||
|
ret = getentropy_sysctl(buf, len);
|
||||||
|
if (ret != -1)
|
||||||
|
return (ret);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Try to get entropy with /dev/urandom
|
||||||
|
*/
|
||||||
|
ret = getentropy_urandom(buf, len, "/dev/urandom", 0);
|
||||||
|
if (ret != -1)
|
||||||
|
return (ret);
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Entropy collection via /dev/urandom has failed.
|
||||||
|
*
|
||||||
|
* No other API exists for collecting entropy, and we have no
|
||||||
|
* failsafe way to get it that is not sensitive to resource exhaustion.
|
||||||
|
*
|
||||||
|
* We have very few options:
|
||||||
|
* - Even syslog_r is unsafe to call at this low level, so
|
||||||
|
* there is no way to alert the user or program.
|
||||||
|
* - Cannot call abort() because some systems have unsafe
|
||||||
|
* corefiles.
|
||||||
|
* - Could raise(SIGKILL) resulting in silent program termination.
|
||||||
|
* - Return EIO, to hint that arc4random's stir function
|
||||||
|
* should raise(SIGKILL)
|
||||||
|
* - Do the best under the circumstances....
|
||||||
|
*
|
||||||
|
* This code path exists to bring light to the issue that the OS
|
||||||
|
* does not provide a failsafe API for entropy collection.
|
||||||
|
*
|
||||||
|
* We hope this demonstrates that the OS should consider
|
||||||
|
* providing a new failsafe API which works in a chroot or
|
||||||
|
* when file descriptors are exhausted.
|
||||||
|
*/
|
||||||
|
#undef FAIL_INSTEAD_OF_TRYING_FALLBACK
|
||||||
|
#ifdef FAIL_INSTEAD_OF_TRYING_FALLBACK
|
||||||
|
raise(SIGKILL);
|
||||||
|
#endif
|
||||||
|
ret = getentropy_fallback(buf, len);
|
||||||
|
if (ret != -1)
|
||||||
|
return (ret);
|
||||||
|
|
||||||
|
errno = EIO;
|
||||||
|
return (ret);
|
||||||
|
}
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Basic sanity checking; wish we could do better.
|
||||||
|
*/
|
||||||
|
static int
|
||||||
|
gotdata(char *buf, size_t len)
|
||||||
|
{
|
||||||
|
char any_set = 0;
|
||||||
|
size_t i;
|
||||||
|
|
||||||
|
for (i = 0; i < len; ++i)
|
||||||
|
any_set |= buf[i];
|
||||||
|
if (any_set == 0)
|
||||||
|
return (-1);
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
|
||||||
|
static int
|
||||||
|
getentropy_urandom(void *buf, size_t len, const char *path, int devfscheck)
|
||||||
|
{
|
||||||
|
struct stat st;
|
||||||
|
size_t i;
|
||||||
|
int fd, flags;
|
||||||
|
int save_errno = errno;
|
||||||
|
|
||||||
|
start:
|
||||||
|
|
||||||
|
/* We do not use O_NOFOLLOW since /dev/urandom is a link on Solaris. */
|
||||||
|
flags = O_RDONLY;
|
||||||
|
#ifdef O_CLOEXEC
|
||||||
|
flags |= O_CLOEXEC;
|
||||||
|
#endif
|
||||||
|
fd = open(path, flags, 0);
|
||||||
|
if (fd == -1) {
|
||||||
|
if (errno == EINTR)
|
||||||
|
goto start;
|
||||||
|
goto nodevrandom;
|
||||||
|
}
|
||||||
|
#ifndef O_CLOEXEC
|
||||||
|
fcntl(fd, F_SETFD, fcntl(fd, F_GETFD) | FD_CLOEXEC);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
/* Lightly verify that the device node looks sane */
|
||||||
|
if (fstat(fd, &st) == -1 || !S_ISCHR(st.st_mode)) {
|
||||||
|
close(fd);
|
||||||
|
goto nodevrandom;
|
||||||
|
}
|
||||||
|
for (i = 0; i < len; ) {
|
||||||
|
size_t wanted = len - i;
|
||||||
|
ssize_t ret = read(fd, (char *)buf + i, wanted);
|
||||||
|
|
||||||
|
if (ret == -1) {
|
||||||
|
if (errno == EAGAIN || errno == EINTR)
|
||||||
|
continue;
|
||||||
|
close(fd);
|
||||||
|
goto nodevrandom;
|
||||||
|
}
|
||||||
|
i += ret;
|
||||||
|
}
|
||||||
|
close(fd);
|
||||||
|
if (gotdata(buf, len) == 0) {
|
||||||
|
errno = save_errno;
|
||||||
|
return (0); /* satisfied */
|
||||||
|
}
|
||||||
|
nodevrandom:
|
||||||
|
errno = EIO;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
|
||||||
|
#if defined(HAVE_SYSCTL) && defined(KERN_ARND)
|
||||||
|
static int
|
||||||
|
getentropy_sysctl(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
int save_errno = errno;
|
||||||
|
int mib[2];
|
||||||
|
size_t i;
|
||||||
|
|
||||||
|
mib[0] = CTL_KERN;
|
||||||
|
mib[1] = KERN_ARND;
|
||||||
|
|
||||||
|
for (i = 0; i < len; ) {
|
||||||
|
size_t chunk = len - i;
|
||||||
|
|
||||||
|
if (sysctl(mib, 2, (char *)buf + i, &chunk, NULL, 0) == -1)
|
||||||
|
goto sysctlfailed;
|
||||||
|
i += chunk;
|
||||||
|
}
|
||||||
|
if (gotdata(buf, len) == 0) {
|
||||||
|
errno = save_errno;
|
||||||
|
return (0); /* satisfied */
|
||||||
|
}
|
||||||
|
sysctlfailed:
|
||||||
|
errno = EIO;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
#elif defined(SYS__sysctl) && defined(RANDOM_UUID)
|
||||||
|
static int
|
||||||
|
getentropy_sysctl(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
static int mib[3];
|
||||||
|
size_t i;
|
||||||
|
int save_errno = errno;
|
||||||
|
|
||||||
|
mib[0] = CTL_KERN;
|
||||||
|
mib[1] = KERN_RANDOM;
|
||||||
|
mib[2] = RANDOM_UUID;
|
||||||
|
|
||||||
|
for (i = 0; i < len; ) {
|
||||||
|
size_t chunk = min(len - i, 16);
|
||||||
|
|
||||||
|
/* SYS__sysctl because some systems already removed sysctl() */
|
||||||
|
struct __sysctl_args args = {
|
||||||
|
.name = mib,
|
||||||
|
.nlen = 3,
|
||||||
|
.oldval = (char *)buf + i,
|
||||||
|
.oldlenp = &chunk,
|
||||||
|
};
|
||||||
|
if (syscall(SYS__sysctl, &args) != 0)
|
||||||
|
goto sysctlfailed;
|
||||||
|
i += chunk;
|
||||||
|
}
|
||||||
|
if (gotdata(buf, len) == 0) {
|
||||||
|
errno = save_errno;
|
||||||
|
return (0); /* satisfied */
|
||||||
|
}
|
||||||
|
sysctlfailed:
|
||||||
|
errno = EIO;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
static int
|
||||||
|
getentropy_sysctl(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
errno = ENOTSUP;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#if defined(SYS_getrandom) && defined(GRND_NONBLOCK)
|
||||||
|
static int
|
||||||
|
getentropy_getrandom(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
int pre_errno = errno;
|
||||||
|
int ret;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Try descriptor-less getrandom(), in non-blocking mode.
|
||||||
|
*
|
||||||
|
* The design of Linux getrandom is broken. It has an
|
||||||
|
* uninitialized phase coupled with blocking behaviour, which
|
||||||
|
* is unacceptable from within a library at boot time without
|
||||||
|
* possible recovery. See http://bugs.python.org/issue26839#msg267745
|
||||||
|
*/
|
||||||
|
do {
|
||||||
|
ret = syscall(SYS_getrandom, buf, len, GRND_NONBLOCK);
|
||||||
|
} while (ret == -1 && errno == EINTR);
|
||||||
|
|
||||||
|
if (ret < 0 || (size_t)ret != len)
|
||||||
|
return (-1);
|
||||||
|
errno = pre_errno;
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
#else
|
||||||
|
static int
|
||||||
|
getentropy_getrandom(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
errno = ENOTSUP;
|
||||||
|
return (-1);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef HAVE_CLOCK_GETTIME
|
||||||
|
static const int cl[] = {
|
||||||
|
CLOCK_REALTIME,
|
||||||
|
#ifdef CLOCK_MONOTONIC
|
||||||
|
CLOCK_MONOTONIC,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_MONOTONIC_RAW
|
||||||
|
CLOCK_MONOTONIC_RAW,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_TAI
|
||||||
|
CLOCK_TAI,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_VIRTUAL
|
||||||
|
CLOCK_VIRTUAL,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_UPTIME
|
||||||
|
CLOCK_UPTIME,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_PROCESS_CPUTIME_ID
|
||||||
|
CLOCK_PROCESS_CPUTIME_ID,
|
||||||
|
#endif
|
||||||
|
#ifdef CLOCK_THREAD_CPUTIME_ID
|
||||||
|
CLOCK_THREAD_CPUTIME_ID,
|
||||||
|
#endif
|
||||||
|
};
|
||||||
|
#endif /* HAVE_CLOCK_GETTIME */
|
||||||
|
|
||||||
|
#ifdef HAVE_DL_ITERATE_PHDR
|
||||||
|
static int
|
||||||
|
getentropy_phdr(struct dl_phdr_info *info, size_t size, void *data)
|
||||||
|
{
|
||||||
|
struct sudo_digest *ctx = data;
|
||||||
|
|
||||||
|
sudo_digest_update(ctx, &info->dlpi_addr, sizeof (info->dlpi_addr));
|
||||||
|
return (0);
|
||||||
|
}
|
||||||
|
#endif
|
||||||
|
|
||||||
|
static int
|
||||||
|
getentropy_fallback(void *buf, size_t len)
|
||||||
|
{
|
||||||
|
unsigned char *results = NULL;
|
||||||
|
int save_errno = errno, e, pgs = sysconf(_SC_PAGESIZE), faster = 0, repeat;
|
||||||
|
int ret = -1;
|
||||||
|
static int cnt;
|
||||||
|
struct timespec ts;
|
||||||
|
struct timeval tv;
|
||||||
|
struct rusage ru;
|
||||||
|
sigset_t sigset;
|
||||||
|
struct stat st;
|
||||||
|
struct sudo_digest *ctx;
|
||||||
|
static pid_t lastpid;
|
||||||
|
pid_t pid;
|
||||||
|
size_t i, ii, m, digest_len;
|
||||||
|
char *p;
|
||||||
|
|
||||||
|
if ((ctx = sudo_digest_alloc(SUDO_DIGEST_SHA512)) == NULL)
|
||||||
|
goto done;
|
||||||
|
digest_len = sudo_digest_getlen(SUDO_DIGEST_SHA512);
|
||||||
|
if (digest_len == (size_t)-1 || (results = malloc(digest_len)) == NULL)
|
||||||
|
goto done;
|
||||||
|
|
||||||
|
pid = getpid();
|
||||||
|
if (lastpid == pid) {
|
||||||
|
faster = 1;
|
||||||
|
repeat = 2;
|
||||||
|
} else {
|
||||||
|
faster = 0;
|
||||||
|
lastpid = pid;
|
||||||
|
repeat = REPEAT;
|
||||||
|
}
|
||||||
|
for (i = 0; i < len; ) {
|
||||||
|
int j;
|
||||||
|
for (j = 0; j < repeat; j++) {
|
||||||
|
HX((e = gettimeofday(&tv, NULL)) == -1, tv);
|
||||||
|
if (e != -1) {
|
||||||
|
cnt += (int)tv.tv_sec;
|
||||||
|
cnt += (int)tv.tv_usec;
|
||||||
|
}
|
||||||
|
#ifdef HAVE_DL_ITERATE_PHDR
|
||||||
|
dl_iterate_phdr(getentropy_phdr, ctx);
|
||||||
|
#endif
|
||||||
|
|
||||||
|
#ifdef HAVE_CLOCK_GETTIME
|
||||||
|
for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]); ii++)
|
||||||
|
HX(clock_gettime(cl[ii], &ts) == -1, ts);
|
||||||
|
#endif /* HAVE_CLOCK_GETTIME */
|
||||||
|
|
||||||
|
HX((pid = getpid()) == -1, pid);
|
||||||
|
HX((pid = getsid(pid)) == -1, pid);
|
||||||
|
HX((pid = getppid()) == -1, pid);
|
||||||
|
HX((pid = getpgid(0)) == -1, pid);
|
||||||
|
HX((e = getpriority(0, 0)) == -1, e);
|
||||||
|
|
||||||
|
if (!faster) {
|
||||||
|
ts.tv_sec = 0;
|
||||||
|
ts.tv_nsec = 1;
|
||||||
|
(void) nanosleep(&ts, NULL);
|
||||||
|
}
|
||||||
|
|
||||||
|
HX(sigpending(&sigset) == -1, sigset);
|
||||||
|
HX(sigprocmask(SIG_BLOCK, NULL, &sigset) == -1,
|
||||||
|
sigset);
|
||||||
|
|
||||||
|
HF(sudo_getentropy); /* an addr in this library */
|
||||||
|
HF(printf); /* an addr in libc */
|
||||||
|
p = (char *)&p;
|
||||||
|
HD(p); /* an addr on stack */
|
||||||
|
p = (char *)&errno;
|
||||||
|
HD(p); /* the addr of errno */
|
||||||
|
|
||||||
|
if (i == 0) {
|
||||||
|
#ifdef HAVE_SYS_STATVFS_H
|
||||||
|
struct statvfs stvfs;
|
||||||
|
#endif
|
||||||
|
struct termios tios;
|
||||||
|
off_t off;
|
||||||
|
|
||||||
|
/*
|
||||||
|
* Prime-sized mappings encourage fragmentation;
|
||||||
|
* thus exposing some address entropy.
|
||||||
|
*/
|
||||||
|
struct mm {
|
||||||
|
size_t npg;
|
||||||
|
void *p;
|
||||||
|
} mm[] = {
|
||||||
|
{ 17, MAP_FAILED }, { 3, MAP_FAILED },
|
||||||
|
{ 11, MAP_FAILED }, { 2, MAP_FAILED },
|
||||||
|
{ 5, MAP_FAILED }, { 3, MAP_FAILED },
|
||||||
|
{ 7, MAP_FAILED }, { 1, MAP_FAILED },
|
||||||
|
{ 57, MAP_FAILED }, { 3, MAP_FAILED },
|
||||||
|
{ 131, MAP_FAILED }, { 1, MAP_FAILED },
|
||||||
|
};
|
||||||
|
|
||||||
|
for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
|
||||||
|
HX(mm[m].p = mmap(NULL,
|
||||||
|
mm[m].npg * pgs,
|
||||||
|
PROT_READ|PROT_WRITE,
|
||||||
|
MAP_PRIVATE|MAP_ANON, -1,
|
||||||
|
(off_t)0), mm[m].p);
|
||||||
|
if (mm[m].p != MAP_FAILED) {
|
||||||
|
size_t mo;
|
||||||
|
|
||||||
|
/* Touch some memory... */
|
||||||
|
p = mm[m].p;
|
||||||
|
mo = cnt %
|
||||||
|
(mm[m].npg * pgs - 1);
|
||||||
|
p[mo] = 1;
|
||||||
|
cnt += (int)((long)(mm[m].p)
|
||||||
|
/ pgs);
|
||||||
|
}
|
||||||
|
|
||||||
|
/* Check cnts and times... */
|
||||||
|
for (ii = 0; ii < sizeof(cl)/sizeof(cl[0]);
|
||||||
|
ii++) {
|
||||||
|
HX((e = clock_gettime(cl[ii],
|
||||||
|
&ts)) == -1, ts);
|
||||||
|
if (e != -1)
|
||||||
|
cnt += (int)ts.tv_nsec;
|
||||||
|
}
|
||||||
|
|
||||||
|
HX((e = getrusage(RUSAGE_SELF,
|
||||||
|
&ru)) == -1, ru);
|
||||||
|
if (e != -1) {
|
||||||
|
cnt += (int)ru.ru_utime.tv_sec;
|
||||||
|
cnt += (int)ru.ru_utime.tv_usec;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
for (m = 0; m < sizeof mm/sizeof(mm[0]); m++) {
|
||||||
|
if (mm[m].p != MAP_FAILED)
|
||||||
|
munmap(mm[m].p, mm[m].npg * pgs);
|
||||||
|
mm[m].p = MAP_FAILED;
|
||||||
|
}
|
||||||
|
|
||||||
|
HX(stat(".", &st) == -1, st);
|
||||||
|
HX(stat("/", &st) == -1, st);
|
||||||
|
|
||||||
|
#ifdef HAVE_SYS_STATVFS_H
|
||||||
|
HX(statvfs(".", &stvfs) == -1, stvfs);
|
||||||
|
HX(statvfs("/", &stvfs) == -1, stvfs);
|
||||||
|
#endif
|
||||||
|
HX((e = fstat(0, &st)) == -1, st);
|
||||||
|
if (e == -1) {
|
||||||
|
if (S_ISREG(st.st_mode) ||
|
||||||
|
S_ISFIFO(st.st_mode) ||
|
||||||
|
S_ISSOCK(st.st_mode)) {
|
||||||
|
#ifdef HAVE_SYS_STATVFS_H
|
||||||
|
HX(fstatvfs(0, &stvfs) == -1,
|
||||||
|
stvfs);
|
||||||
|
#endif
|
||||||
|
HX((off = lseek(0, (off_t)0,
|
||||||
|
SEEK_CUR)) < 0, off);
|
||||||
|
}
|
||||||
|
if (S_ISCHR(st.st_mode)) {
|
||||||
|
HX(tcgetattr(0, &tios) == -1,
|
||||||
|
tios);
|
||||||
|
#if 0
|
||||||
|
} else if (S_ISSOCK(st.st_mode)) {
|
||||||
|
struct sockaddr_storage ss;
|
||||||
|
socklen_t ssl;
|
||||||
|
memset(&ss, 0, sizeof ss);
|
||||||
|
ssl = sizeof(ss);
|
||||||
|
HX(getpeername(0,
|
||||||
|
(void *)&ss, &ssl) == -1,
|
||||||
|
ss);
|
||||||
|
#endif
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
HX((e = getrusage(RUSAGE_CHILDREN,
|
||||||
|
&ru)) == -1, ru);
|
||||||
|
if (e != -1) {
|
||||||
|
cnt += (int)ru.ru_utime.tv_sec;
|
||||||
|
cnt += (int)ru.ru_utime.tv_usec;
|
||||||
|
}
|
||||||
|
} else {
|
||||||
|
/* Subsequent hashes absorb previous result */
|
||||||
|
HR(results, digest_len);
|
||||||
|
}
|
||||||
|
|
||||||
|
HX((e = gettimeofday(&tv, NULL)) == -1, tv);
|
||||||
|
if (e != -1) {
|
||||||
|
cnt += (int)tv.tv_sec;
|
||||||
|
cnt += (int)tv.tv_usec;
|
||||||
|
}
|
||||||
|
|
||||||
|
HD(cnt);
|
||||||
|
}
|
||||||
|
|
||||||
|
#ifdef HAVE_GETAUXVAL
|
||||||
|
#ifdef AT_RANDOM
|
||||||
|
/* Not as random as you think but we take what we are given */
|
||||||
|
p = (char *) getauxval(AT_RANDOM);
|
||||||
|
if (p)
|
||||||
|
HR(p, 16);
|
||||||
|
#endif
|
||||||
|
#ifdef AT_SYSINFO_EHDR
|
||||||
|
p = (char *) getauxval(AT_SYSINFO_EHDR);
|
||||||
|
if (p)
|
||||||
|
HR(p, pgs);
|
||||||
|
#endif
|
||||||
|
#ifdef AT_BASE
|
||||||
|
p = (char *) getauxval(AT_BASE);
|
||||||
|
if (p)
|
||||||
|
HD(p);
|
||||||
|
#endif
|
||||||
|
#endif /* HAVE_GETAUXVAL */
|
||||||
|
|
||||||
|
sudo_digest_final(ctx, results);
|
||||||
|
sudo_digest_reset(ctx);
|
||||||
|
memcpy((char *)buf + i, results, min(digest_len, len - i));
|
||||||
|
i += min(digest_len, len - i);
|
||||||
|
}
|
||||||
|
if (gotdata(buf, len) == 0) {
|
||||||
|
errno = save_errno;
|
||||||
|
ret = 0; /* satisfied */
|
||||||
|
} else {
|
||||||
|
errno == EIO;
|
||||||
|
}
|
||||||
|
done:
|
||||||
|
sudo_digest_free(ctx);
|
||||||
|
if (results != NULL) {
|
||||||
|
memset_s(results, sizeof(results), 0, sizeof(results));
|
||||||
|
free(results);
|
||||||
|
}
|
||||||
|
return (ret);
|
||||||
|
}
|
||||||
|
|
||||||
|
#endif /* HAVE_GETENTROPY */
|
@ -1,4 +1,5 @@
|
|||||||
@COMPAT_EXP@initprogname
|
@COMPAT_EXP@initprogname
|
||||||
|
sudo_arc4random_uniform
|
||||||
sudo_conf_askpass_path_v1
|
sudo_conf_askpass_path_v1
|
||||||
sudo_conf_clear_paths_v1
|
sudo_conf_clear_paths_v1
|
||||||
sudo_conf_debug_files_v1
|
sudo_conf_debug_files_v1
|
||||||
|
2
mkdep.pl
2
mkdep.pl
@ -83,7 +83,7 @@ sub mkdep {
|
|||||||
# XXX - fill in AUTH_OBJS from contents of the auth dir instead
|
# XXX - fill in AUTH_OBJS from contents of the auth dir instead
|
||||||
$makefile =~ s:\@AUTH_OBJS\@:afs.lo aix_auth.lo bsdauth.lo dce.lo fwtk.lo getspwuid.lo kerb5.lo pam.lo passwd.lo rfc1938.lo secureware.lo securid5.lo sia.lo:;
|
$makefile =~ s:\@AUTH_OBJS\@:afs.lo aix_auth.lo bsdauth.lo dce.lo fwtk.lo getspwuid.lo kerb5.lo pam.lo passwd.lo rfc1938.lo secureware.lo securid5.lo sia.lo:;
|
||||||
$makefile =~ s:\@DIGEST\@:digest.lo digest_openssl.lo digest_gcrypt.lo:;
|
$makefile =~ s:\@DIGEST\@:digest.lo digest_openssl.lo digest_gcrypt.lo:;
|
||||||
$makefile =~ s:\@LTLIBOBJS\@:closefrom.lo fnmatch.lo getaddrinfo.lo getcwd.lo getgrouplist.lo getline.lo getopt_long.lo glob.lo inet_ntop_lo inet_pton.lo isblank.lo memrchr.lo memset_s.lo mksiglist.lo mksigname.lo mktemp.lo nanosleep.lo pw_dup.lo reallocarray.lo sha2.lo sig2str.lo siglist.lo signame.lo snprintf.lo strlcat.lo strlcpy.lo strndup.lo strnlen.lo strsignal.lo strtonum.lo utimens.lo vsyslog.lo pipe2.lo:;
|
$makefile =~ s:\@LTLIBOBJS\@:arc4random.lo arc4random_uniform.lo closefrom.lo fnmatch.lo getaddrinfo.lo getcwd.lo getentropy.lo getgrouplist.lo getline.lo getopt_long.lo glob.lo inet_ntop_lo inet_pton.lo isblank.lo memrchr.lo memset_s.lo mksiglist.lo mksigname.lo mktemp.lo nanosleep.lo pw_dup.lo reallocarray.lo sha2.lo sig2str.lo siglist.lo signame.lo snprintf.lo strlcat.lo strlcpy.lo strndup.lo strnlen.lo strsignal.lo strtonum.lo utimens.lo vsyslog.lo pipe2.lo:;
|
||||||
|
|
||||||
# Parse OBJS lines
|
# Parse OBJS lines
|
||||||
my %objs;
|
my %objs;
|
||||||
|
Loading…
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Reference in New Issue
Block a user