diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-14 19:10:49 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-14 19:10:49 +0000 |
commit | cfe5e3905201349e9cf3f95d52ff4bd100bde37d (patch) | |
tree | d0baf160cbee3195249d095f85e52d20c21acf02 /misc-utils/mcookie.1.adoc | |
parent | Initial commit. (diff) | |
download | util-linux-cfe5e3905201349e9cf3f95d52ff4bd100bde37d.tar.xz util-linux-cfe5e3905201349e9cf3f95d52ff4bd100bde37d.zip |
Adding upstream version 2.39.3.upstream/2.39.3
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'misc-utils/mcookie.1.adoc')
-rw-r--r-- | misc-utils/mcookie.1.adoc | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/misc-utils/mcookie.1.adoc b/misc-utils/mcookie.1.adoc new file mode 100644 index 0000000..9a77e42 --- /dev/null +++ b/misc-utils/mcookie.1.adoc @@ -0,0 +1,67 @@ +//po4a: entry man manual +// mcookie.1 -- +// Public Domain 1995 Rickard E. Faith (faith@cs.unc.edu) += mcookie(1) +:doctype: manpage +:man manual: User Commands +:man source: util-linux {release-version} +:page-layout: base +:command: mcookie + +== NAME + +mcookie - generate magic cookies for xauth + +== SYNOPSIS + +*mcookie* [options] + +== DESCRIPTION + +*mcookie* generates a 128-bit random hexadecimal number for use with the X authority system. Typical usage: + +____ +*xauth add :0 . `mcookie`* +____ + +The "random" number generated is actually the MD5 message digest of random information coming from one of the sources *getrandom*(2) system call, _/dev/urandom_, _/dev/random_, or the _libc pseudo-random functions_, in this preference order. See also the option *--file*. + +== OPTIONS + +*-f*, *--file* _file_:: +Use this _file_ as an additional source of randomness (for example _/dev/urandom_). When _file_ is '-', characters are read from standard input. + +*-m*, *--max-size* _number_:: +Read from _file_ only this _number_ of bytes. This option is meant to be used when reading additional randomness from a file or device. ++ +The _number_ argument may be followed by the multiplicative suffixes KiB=1024, MiB=1024*1024, and so on for GiB, TiB, PiB, EiB, ZiB and YiB (the "iB" is optional, e.g., "K" has the same meaning as "KiB") or the suffixes KB=1000, MB=1000*1000, and so on for GB, TB, PB, EB, ZB and YB. + +*-v*, *--verbose*:: +Inform where randomness originated, with amount of entropy read from each source. + +include::man-common/help-version.adoc[] + +== FILES + +_/dev/urandom_ + +_/dev/random_ + +== BUGS + +It is assumed that none of the randomness sources will block. + +== SEE ALSO + +*md5sum*(1), +*X*(7), +*xauth*(1), +*rand*(3) + +include::man-common/bugreports.adoc[] + +include::man-common/footer.adoc[] + +ifdef::translation[] +include::man-common/translation.adoc[] +endif::[] |