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+.\" Copyright (c) 2003 Kungliga Tekniska Högskolan
+.\" (Royal Institute of Technology, Stockholm, Sweden). 
+.\" All rights reserved. 
+.\"
+.\" 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, this list of conditions and the following disclaimer. 
+.\"
+.\" 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. Neither the name of the Institute nor the names of its contributors 
+.\"    may be used to endorse or promote products derived from this software 
+.\"    without specific prior written permission. 
+.\"
+.\" THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
+.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
+.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
+.\" ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS 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 ADVISED OF THE POSSIBILITY OF 
+.\" SUCH DAMAGE. 
+.\"
+.\" $Id$
+.\"
+.Dd May 12, 2003
+.Dt KRB5_SET_PASSWORD 3
+.Os HEIMDAL
+.Sh NAME
+.Nm krb5_change_password ,
+.Nm krb5_set_password
+.Nd change password functions
+.Sh LIBRARY
+Kerberos 5 Library (libkrb5, -lkrb5)
+.Sh SYNOPSIS
+.In krb5.h
+.Ft krb5_error_code
+.Fn krb5_change_password "krb5_context context" "krb5_creds *creds" "char *newpw" "int *result_code" "krb5_data *result_code_string" "krb5_data *result_string"
+.Ft krb5_error_code
+.Fn krb5_set_password "krb5_context context" "krb5_ccache ccache" "char *newpw" "krb5_principal targprinc" "int *result_code" "krb5_data *result_code_string" "krb5_data *result_string"
+.Sh DESCRIPTION
+These functions change the password for a given principal.
+.Pp
+.Fn krb5_set_password
+is the newer of the two functions and uses a newer version of the
+protocol (and falls back to the older when the newer doesn't work).
+.Pp
+.Fn krb5_change_password
+set the password
+.Fa newpasswd
+for the client principal in
+.Fa creds .
+The server principal of creds must be
+.Li kadmin/changepw .
+.Pp
+.Fn krb5_set_password
+changes the password for the principal
+.Fa targprinc ,
+if
+.Fa targprinc
+is
+.Dv NULL
+the default principal in
+.Fa ccache
+is used.
+.Pp
+Both functions returns and error in
+.Fa result_code
+and maybe an error strings to print in
+.Fa result_string .
+.Sh SEE ALSO
+.Xr krb5_init_context 3 ,
+.Xr krb5_ccache 3
+