2 * Copyright (c) 1997-2003 Kungliga Tekniska Högskolan
3 * (Royal Institute of Technology, Stockholm, Sweden).
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in the
15 * documentation and/or other materials provided with the distribution.
17 * 3. Neither the name of the Institute nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
43 const char *keytype_str
= "des3-cbc-sha1";
47 struct getargs args
[] = {
48 { "version5", '5', arg_flag
, &version5
, "Output Kerberos v5 string-to-key",
50 { "version4", '4', arg_flag
, &version4
, "Output Kerberos v4 string-to-key",
52 { "afs", 'a', arg_flag
, &afs
, "Output AFS string-to-key", NULL
},
53 { "cell", 'c', arg_string
, &cell
, "AFS cell to use", "cell" },
54 { "password", 'w', arg_string
, &password
, "Password to use", "password" },
55 { "principal",'p', arg_string
, &principal
, "Kerberos v5 principal to use", "principal" },
56 { "keytype", 'k', arg_string
, rk_UNCONST(&keytype_str
), "Keytype", NULL
},
57 { "version", 0, arg_flag
, &version
, "print version", NULL
},
58 { "help", 0, arg_flag
, &help
, NULL
, NULL
}
61 int num_args
= sizeof(args
) / sizeof(args
[0]);
66 arg_printusage (args
, num_args
, NULL
, "password");
71 tokey(krb5_context context
,
82 ret
= krb5_string_to_key_salt(context
, enctype
, pw
, salt
, &key
);
84 krb5_err(context
, 1, ret
, "krb5_string_to_key_salt");
85 ret
= krb5_enctype_to_string(context
, enctype
, &e
);
87 krb5_err(context
, 1, ret
, "krb5_enctype_to_string");
90 for(i
= 0; i
< key
.keyvalue
.length
; i
++)
91 printf("%02x", ((unsigned char*)key
.keyvalue
.data
)[i
]);
93 krb5_free_keyblock_contents(context
, &key
);
98 main(int argc
, char **argv
)
100 krb5_context context
;
101 krb5_principal princ
;
108 optidx
= krb5_program_setup(&context
, argc
, argv
, args
, num_args
, NULL
);
114 print_version (NULL
);
124 if(!version5
&& !version4
&& !afs
)
127 ret
= krb5_string_to_enctype(context
, keytype_str
, &etype
);
129 krb5_err(context
, 1, ret
, "krb5_string_to_enctype");
131 if((etype
!= (krb5_enctype
)ETYPE_DES_CBC_CRC
&&
132 etype
!= (krb5_enctype
)ETYPE_DES_CBC_MD4
&&
133 etype
!= (krb5_enctype
)ETYPE_DES_CBC_MD5
) &&
136 etype
= ETYPE_DES_CBC_CRC
;
138 krb5_errx(context
, 1,
139 "DES is the only valid keytype for AFS and Kerberos 4");
143 if(version5
&& principal
== NULL
){
144 printf("Kerberos v5 principal: ");
145 if(fgets(buf
, sizeof(buf
), stdin
) == NULL
)
147 buf
[strcspn(buf
, "\r\n")] = '\0';
148 principal
= estrdup(buf
);
150 if(afs
&& cell
== NULL
){
151 printf("AFS cell: ");
152 if(fgets(buf
, sizeof(buf
), stdin
) == NULL
)
154 buf
[strcspn(buf
, "\r\n")] = '\0';
159 if(password
== NULL
){
160 if(UI_UTIL_read_pw_string(buf
, sizeof(buf
), "Password: ", 0))
166 ret
= krb5_parse_name(context
, principal
, &princ
);
168 krb5_err(context
, 1, ret
, "failed to unparse name: %s", principal
);
169 ret
= krb5_get_pw_salt(context
, princ
, &salt
);
171 krb5_err(context
, 1, ret
, "failed to get salt for %s", principal
);
173 tokey(context
, etype
, password
, salt
, "Kerberos 5 (%s)");
174 krb5_free_salt(context
, salt
);
177 salt
.salttype
= KRB5_PW_SALT
;
178 salt
.saltvalue
.length
= 0;
179 salt
.saltvalue
.data
= NULL
;
180 tokey(context
, ETYPE_DES_CBC_MD5
, password
, salt
, "Kerberos 4");
183 salt
.salttype
= KRB5_AFS3_SALT
;
184 salt
.saltvalue
.length
= strlen(cell
);
185 salt
.saltvalue
.data
= cell
;
186 tokey(context
, ETYPE_DES_CBC_MD5
, password
, salt
, "AFS");