Use libar2simplified instead of crypt as crypt has a verily limited imput size, and add -h to key2root-addkey, and add key2root-crypt

Signed-off-by: Mattias Andrée <maandree@kth.se>

1 files changed, 109 insertions, 0 deletions

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+.TH KEY2ROOT 8 key2root-crypt
+
+.SH NAME
+key2root-crypt - generate key hash for key2root
+
+.SH SYNOPSIS
+.B key2root-crypt
+.RI [ crypt-parameters ]
+
+.SH DESCRIPTION
+The
+.B key2root-crypt
+utility takes a keyfile from the standard input and computes
+its cryptographic as stored by the
+.BR key2root-addkey (8)
+utility.
+
+.SH OPTIONS
+The
+.B key2root-crypt
+utility conforms to the Base Definitions volume of POSIX.1-2017,
+.IR "Section 12.2" ,
+.IR "Utility Syntax Guidelines" .
+.PP
+No options are supported.
+
+.SH OPERANDS
+The following operands are supported:
+.TP
+.I crypt-parameters
+.BR libar2simplified_crypt (3)
+parameters that the keyfile shall be hashed with.
+
+.SH STDIN
+The
+.B key2root-crypt
+utility reads the keyfile to add from standard input.
+
+.SH INPUT FILES
+None.
+
+.SH ENVIRONMENT VARIABLES
+No environment variable affect the execution of
+.BR key2root-crypt .
+
+.SH ASYNCHRONOUS EVENTS
+Default.
+
+.SH STDOUT
+The
+.B key2root-crypt
+utility prints the hash of the key files to the standard output, in the following format:
+.RS
+.nf
+
+\fB\(dq%s\en\(dq, \fP<\fIkey-hash\fP>
+.fi
+.RE
+
+.SH STDERR
+The standard error is used for diagnostic messages.
+
+.SH OUTPUT FILES
+None.
+
+.SH EXTENDED DESCRIPTION
+None.
+
+.SH EXIT STATUS
+If the
+.B key2root-crypt
+utility fails it will exit with one of the following statuses:
+.TP
+0
+Successful completion.
+.TP
+1
+A error occurred.
+
+.SH CONSEQUENCES OF ERRORS
+Default.
+
+.SH APPLICATION USAGE
+None.
+
+.SH EXAMPLES
+None.
+
+.SH RATIONALE
+None.
+
+.SH NOTES
+None.
+
+.SH BUGS
+None.
+
+.SH FUTURE DIRECTIONS
+None.
+
+.SH SEE ALSO
+.BR key2root (8),
+.BR key2root-addkey (8),
+.BR key2root-lskeys (8),
+.BR key2root-rmkey (8)
+
+.SH AUTHORS
+Mattias Andrée
+.RI < maandree@kth.se >