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'\"
'\"	@(#)checkpasswd.3	1.1 5/18/89 (cc.utexas.edu)
'\"
.TH CHECKPASSWD 3
.SH NAME
checkpasswd \- check password
.br
setcheckpasswd \- set parameters for checkpasswd
.SH SYNOPSIS
.B int checkpasswd(uid,\ password);
.br
.B int\ uid;
.br
.B char\ *password;
.sp
.B void setcheckpasswd(opt1,\ opt2,\ ...\ optn,\ 0);
.br
.B char\ *opt1,\ *opt2,\ ...\ *optn;
.SH DESCRIPTION
.I Checkpasswd
checks if
.B password
is suitable for use by the UNIX user with user id
.BR uid .
.PP
.I Checkpasswd
returns 1 if the password is deemed suitable, and 0 otherwise.
An informative message is also printed to the standard output
if the password does not pass the tests.
.PP
.I Setcheckpasswd
may be used to change the operation parameters of 
.IR checkpasswd .
It accepts a list of strings which may be the following:
.TP
.B \-\^c
Take the next argument as the configuration file to read.
See the CONFIGURATION section in
.IR checkpasswd (8)
for information on the configuration file.
.TP
.B \-\^e
Return the detailed check status instead of 1 or 0.
See below for an explanation.
.TP
.B \-\^s
Suppress message output.
.PP
The detailed check status is one of the following:
.nf
-1	Password check did not complete.
0	Password passed all checks.
1	Password was a null string.
2	Password was \'too easy\' to guess.
3	Password was part of the users \'\fIfinger\fP\' information.
4	Password was found in a dictionary search.
5	Password contained an illegal character or sequence of characters.
6	Password was too short.
.fi
.SH SEE ALSO
makedict(8), viewdict(8), checkpasswd(8), npasswd(1)
.SH AUTHOR
Clyde Hoover
.br
Computation Center
.br
The University of Texas at Austin
.br
Austin, Texas
.br
clyde@emx.utexas.edu, uunet!cs.utexas.edu!ut-emx!clyde