1 /* -*- mode: c; c-basic-offset: 4; indent-tabs-mode: nil -*- */
3 * Copyright 2014 by the Massachusetts Institute of Technology.
6 * Export of this software from the United States of America may
7 * require a specific license from the United States Government.
8 * It is the responsibility of any person or organization contemplating
9 * export to obtain such a license before exporting.
11 * WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
12 * distribute this software and its documentation for any purpose and
13 * without fee is hereby granted, provided that the above copyright
14 * notice appear in all copies and that both that copyright notice and
15 * this permission notice appear in supporting documentation, and that
16 * the name of M.I.T. not be used in advertising or publicity pertaining
17 * to distribution of the software without specific, written prior
18 * permission. Furthermore if you modify this software you must label
19 * your software as modified software and not distribute it in such a
20 * fashion that it might be confused with the original M.I.T. software.
21 * M.I.T. makes no representations about the suitability of
22 * this software for any purpose. It is provided "as is" without express
23 * or implied warranty.
29 #include "gssapiP_krb5.h"
31 static const char inputstr[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
32 "abcdefghijklmnopqrstuvwxyz123456789";
34 /* For each test, out1 corresponds to key1 with an empty input, and out2
35 * corresponds to key2 with the above 61-byte input string. */
43 { ENCTYPE_DES_CBC_CRC,
45 "803C4121379FC4B87CE413B67707C4632EBED2C6D6B7"
46 "2A55E878836E35E21600D915D590DED5B6D77BB30A1F",
48 "279E4105F7ADC9BD6EF28ABE31D89B442FE0058388BA"
49 "33264ACB5729562DC637950F6BD144B654BE7700B2D6" },
50 { ENCTYPE_DES3_CBC_SHA1,
51 "70378A19CD64134580C27C0115D6B34A1CF2FEECEF9886A2",
52 "9F8D127C520BB826BFF3E0FE5EF352389C17E0C073D9"
53 "AC4A333D644D21BA3EF24F4A886D143F85AC9F6377FB",
54 "3452A167DF1094BA1089E0A20E9E51ABEF1525922558B69E",
55 "6BF24FABC858F8DD9752E4FCD331BB831F238B5BE190"
56 "4EEA42E38F7A60C588F075C5C96A67E7F8B7BD0AECF4" },
57 { ENCTYPE_ARCFOUR_HMAC,
58 "3BB3AE288C12B3B9D06B208A4151B3B6",
59 "9AEA11A3BCF3C53F1F91F5A0BA2132E2501ADF5F3C28"
60 "3C8A983AB88757CE865A22132D6100EAD63E9E291AFA",
61 "6DB7B33A01BD2B72F7655CB7B3D5FA0B",
62 "CDA9A544869FC84873B692663A82AFDA101C8611498B"
63 "A46138B01E927C9B95EEC953B562807434037837DDDF" },
64 { ENCTYPE_AES128_CTS_HMAC_SHA1_96,
65 "6C742096EB896230312B73972FA28B5D",
66 "94208D982FC1BB7778128BDD77904420B45C9DA699F3"
67 "117BCE66E39602128EF0296611A6D191A5828530F20F",
68 "FA61138C109D834A477D24C7311BE6DA",
69 "0FAEDF0F842CC834FEE750487E1B622739286B975FE5"
70 "B7F45AB053143C75CA0DF5D3D4BBB80F6A616C7C9027" },
71 { ENCTYPE_AES256_CTS_HMAC_SHA1_96,
72 "08FCDAFD5832611B73BA7B497FEBFF8C954B4B58031CAD9B977C3B8C25192FD6",
73 "E627EFC14EF5B6D629F830C7109DEA0D3D7D36E8CD57"
74 "A1F301C5452494A1928F05AFFBEE3360232209D3BE0D",
75 "F5B68B7823D8944F33F41541B4E4D38C9B2934F8D16334A796645B066152B4BE",
76 "112F2B2D878590653CCC7DE278E9F0AA46FA5A380B62"
77 "59F774CB7C134FCD37F61A50FD0D9F89BF8FE1A6B593" },
78 { ENCTYPE_CAMELLIA128_CTS_CMAC,
79 "866E0466A178279A32AC0BDA92B72AEB",
80 "97FBB354BF341C3A160DCC86A7A910FDA824601DF677"
81 "68797BACEEBF5D250AE929DEC9760772084267F50A54",
82 "D4893FD37DA1A211E12DD1E03E0F03B7",
83 "1DEE2FF126CA563A2A2326B9DD3F0095013257414C83"
84 "FAD4398901013D55F367C82681186B7B2FE62F746BA4" },
85 { ENCTYPE_CAMELLIA256_CTS_CMAC,
86 "203071B1AE77BD3D6FCE70174AF95C225B1CED46B35CF52B6479EFEB47E6B063",
87 "9B30020634C10FDA28420CEE7B96B70A90A771CED43A"
88 "D8346554163E5949CBAE2FB8EF36AFB6B32CE75116A0",
89 "A171AD582C1AFBBAD52ABD622EE6B6A14D19BF95C6914B2BA40FFD99A88EC660",
90 "A47CBB6E104DCC77E4DB48A7A474B977F2FB6A7A1AB6"
91 "52317D50508AE72B7BE2E4E4BA24164E029CBACF786B" },
92 { ENCTYPE_AES128_CTS_HMAC_SHA256_128,
93 "089BCA48B105EA6EA77CA5D2F39DC5E7",
94 "ED1736209B7C59C9F6A3AE8CCC8A7C97ADFDD11688AD"
95 "F304F2F74252CBACD311A2D9253211FDA49745CE4F62",
96 "3705D96080C17728A0E800EAB6E0D23C",
97 "2BB41B183D76D8D5B30CBB049A7EFE9F350EFA058DC2"
98 "C4D868308D354A7B199BE6FD1F22B53C038BC6036581" },
99 { ENCTYPE_AES256_CTS_HMAC_SHA384_192,
100 "45BD806DBF6A833A9CFFC1C94589A222367A79BC21C413718906E9F578A78467",
101 "1C613AE8B77A3B4D783F3DCE6C9178FC025E87F48A44"
102 "784A69CB5FC697FE266A6141905067EF78566D309085",
103 "6D404D37FAF79F9DF0D33568D320669800EB4836472EA8A026D16B7182460C52",
104 "D15944B0A44508D1E61213F6455F292A02298F870C01"
105 "A3F74AD0345A4A6651EBE101976E933F32D44F0B5947" },
108 /* Decode hexstr into out. No length checking. */
110 fromhex(const char *hexstr, unsigned char *out)
115 for (p = hexstr, count = 0; *p != '\0'; p += 2, count++)
116 sscanf(p, "%2hhx", &out[count]);
121 main(int argc, char *argv[])
123 OM_uint32 minor, major;
124 gss_ctx_id_t context;
125 gss_union_ctx_id_desc uctx;
126 krb5_gss_ctx_id_rec kgctx;
128 krb5_keyblock kb1, kb2;
129 gss_buffer_desc in, out;
130 unsigned char k1buf[32], k2buf[32], outbuf[44];
134 * Fake up just enough of a krb5 GSS context to make gss_pseudo_random
135 * work, with chosen subkeys and acceptor subkeys. If we implement
136 * gss_import_lucid_sec_context, we can rewrite this to use public
137 * interfaces and stop using private headers and internal knowledge of the
140 context = (gss_ctx_id_t)&uctx;
141 memset(&uctx, 0, sizeof(uctx));
142 uctx.mech_type = &mech_krb5;
143 uctx.internal_ctx_id = (gss_ctx_id_t)&kgctx;
144 memset(&kgctx, 0, sizeof(kgctx));
145 kgctx.k5_context = NULL;
146 kgctx.established = 1;
147 kgctx.have_acceptor_subkey = 1;
148 kb1.contents = k1buf;
149 kb2.contents = k2buf;
150 for (i = 0; i < sizeof(tests) / sizeof(*tests); i++) {
151 /* Set up the keys for this test. */
152 kb1.enctype = tests[i].enctype;
153 kb1.length = fromhex(tests[i].key1, k1buf);
154 check_k5err(NULL, "create_key", krb5_k_create_key(NULL, &kb1, &k1));
156 kb2.enctype = tests[i].enctype;
157 kb2.length = fromhex(tests[i].key2, k2buf);
158 check_k5err(NULL, "create_key", krb5_k_create_key(NULL, &kb2, &k2));
159 kgctx.acceptor_subkey = k2;
161 /* Generate a PRF value with the subkey and an empty input, and compare
162 * it to the first expected output. */
165 major = gss_pseudo_random(&minor, context, GSS_C_PRF_KEY_PARTIAL, &in,
167 check_gsserr("gss_pseudo_random", major, minor);
168 (void)fromhex(tests[i].out1, outbuf);
169 assert(out.length == 44 && memcmp(out.value, outbuf, 44) == 0);
170 (void)gss_release_buffer(&minor, &out);
172 /* Generate a PRF value with the acceptor subkey and the 61-byte input
173 * string, and compare it to the second expected output. */
174 in.length = strlen(inputstr);
175 in.value = (char *)inputstr;
176 major = gss_pseudo_random(&minor, context, GSS_C_PRF_KEY_FULL, &in, 44,
178 check_gsserr("gss_pseudo_random", major, minor);
179 (void)fromhex(tests[i].out2, outbuf);
180 assert(out.length == 44 && memcmp(out.value, outbuf, 44) == 0);
181 (void)gss_release_buffer(&minor, &out);
183 /* Also check that generating zero bytes of output works. */
184 major = gss_pseudo_random(&minor, context, GSS_C_PRF_KEY_FULL, &in, 0,
186 check_gsserr("gss_pseudo_random", major, minor);
187 assert(out.length == 0);
188 (void)gss_release_buffer(&minor, &out);
190 krb5_k_free_key(NULL, k1);
191 krb5_k_free_key(NULL, k2);