2 * Copyright (c) 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
34 #include "krb5_locl.h"
36 #ifndef HEIMDAL_SMALLER
42 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
43 krb5_c_make_checksum(krb5_context context,
44 krb5_cksumtype cksumtype,
45 const krb5_keyblock *key,
47 const krb5_data *input,
53 ret = krb5_crypto_init(context, key, 0, &crypto);
57 ret = krb5_create_checksum(context, crypto, usage, cksumtype,
58 input->data, input->length, cksum);
59 krb5_crypto_destroy(context, crypto);
64 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
65 krb5_c_verify_checksum(krb5_context context, const krb5_keyblock *key,
66 krb5_keyusage usage, const krb5_data *data,
67 const krb5_checksum *cksum, krb5_boolean *valid)
74 ret = krb5_crypto_init(context, key, 0, &crypto);
78 ret = krb5_verify_checksum(context, crypto, usage,
79 data->data, data->length, cksum);
80 krb5_crypto_destroy(context, crypto);
89 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
90 krb5_c_get_checksum(krb5_context context, const krb5_checksum *cksum,
91 krb5_cksumtype *type, krb5_data **data)
96 *type = cksum->cksumtype;
98 *data = malloc(sizeof(**data));
102 ret = der_copy_octet_string(&cksum->checksum, *data);
112 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
113 krb5_c_set_checksum(krb5_context context, krb5_checksum *cksum,
114 krb5_cksumtype type, const krb5_data *data)
116 cksum->cksumtype = type;
117 return der_copy_octet_string(data, &cksum->checksum);
120 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
121 krb5_free_checksum (krb5_context context, krb5_checksum *cksum)
123 krb5_checksum_free(context, cksum);
127 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
128 krb5_free_checksum_contents(krb5_context context, krb5_checksum *cksum)
130 krb5_checksum_free(context, cksum);
131 memset(cksum, 0, sizeof(*cksum));
134 KRB5_LIB_FUNCTION void KRB5_LIB_CALL
135 krb5_checksum_free(krb5_context context, krb5_checksum *cksum)
137 free_Checksum(cksum);
140 KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
141 krb5_c_valid_enctype (krb5_enctype etype)
143 return !krb5_enctype_valid(NULL, etype);
146 KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
147 krb5_c_valid_cksumtype(krb5_cksumtype ctype)
149 return krb5_cksumtype_valid(NULL, ctype);
152 KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
153 krb5_c_is_coll_proof_cksum(krb5_cksumtype ctype)
155 return krb5_checksum_is_collision_proof(NULL, ctype);
158 KRB5_LIB_FUNCTION krb5_boolean KRB5_LIB_CALL
159 krb5_c_is_keyed_cksum(krb5_cksumtype ctype)
161 return krb5_checksum_is_keyed(NULL, ctype);
164 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
165 krb5_copy_checksum (krb5_context context,
166 const krb5_checksum *old,
169 *new = malloc(sizeof(**new));
172 return copy_Checksum(old, *new);
175 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
176 krb5_c_checksum_length (krb5_context context, krb5_cksumtype cksumtype,
179 return krb5_checksumsize(context, cksumtype, length);
182 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
183 krb5_c_block_size(krb5_context context,
184 krb5_enctype enctype,
191 ret = krb5_generate_random_keyblock(context, enctype, &key);
195 ret = krb5_crypto_init(context, &key, 0, &crypto);
196 krb5_free_keyblock_contents(context, &key);
199 ret = krb5_crypto_getblocksize(context, crypto, blocksize);
200 krb5_crypto_destroy(context, crypto);
205 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
206 krb5_c_decrypt(krb5_context context,
207 const krb5_keyblock key,
209 const krb5_data *ivec,
210 krb5_enc_data *input,
216 ret = krb5_crypto_init(context, &key, input->enctype, &crypto);
223 ret = krb5_crypto_getblocksize(context, crypto, &blocksize);
225 krb5_crypto_destroy(context, crypto);
229 if (blocksize > ivec->length) {
230 krb5_crypto_destroy(context, crypto);
231 return KRB5_BAD_MSIZE;
235 ret = krb5_decrypt_ivec(context, crypto, usage,
236 input->ciphertext.data, input->ciphertext.length,
238 ivec ? ivec->data : NULL);
240 krb5_crypto_destroy(context, crypto);
245 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
246 krb5_c_encrypt(krb5_context context,
247 const krb5_keyblock *key,
249 const krb5_data *ivec,
250 const krb5_data *input,
251 krb5_enc_data *output)
256 ret = krb5_crypto_init(context, key, 0, &crypto);
263 ret = krb5_crypto_getblocksize(context, crypto, &blocksize);
265 krb5_crypto_destroy(context, crypto);
269 if (blocksize > ivec->length) {
270 krb5_crypto_destroy(context, crypto);
271 return KRB5_BAD_MSIZE;
275 ret = krb5_encrypt_ivec(context, crypto, usage,
276 input->data, input->length,
278 ivec ? ivec->data : NULL);
280 krb5_crypto_getenctype(context, crypto, &output->enctype);
282 krb5_crypto_destroy(context, crypto);
287 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
288 krb5_c_encrypt_length(krb5_context context,
289 krb5_enctype enctype,
297 ret = krb5_generate_random_keyblock(context, enctype, &key);
301 ret = krb5_crypto_init(context, &key, 0, &crypto);
302 krb5_free_keyblock_contents(context, &key);
306 *length = krb5_get_wrapped_length(context, crypto, inputlen);
307 krb5_crypto_destroy(context, crypto);
313 * Deprecated: keytypes doesn't exists, they are really enctypes.
315 * @ingroup krb5_deprecated
318 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
319 krb5_c_enctype_compare(krb5_context context,
322 krb5_boolean *similar)
323 KRB5_DEPRECATED_FUNCTION("Use X instead")
325 *similar = (e1 == e2);
329 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
330 krb5_c_make_random_key(krb5_context context,
331 krb5_enctype enctype,
332 krb5_keyblock *random_key)
334 return krb5_generate_random_keyblock(context, enctype, random_key);
337 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
338 krb5_c_keylengths(krb5_context context,
339 krb5_enctype enctype,
345 ret = krb5_enctype_keybits(context, enctype, ilen);
348 *ilen = (*ilen + 7) / 8;
349 return krb5_enctype_keysize(context, enctype, keylen);
352 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
353 krb5_c_prf_length(krb5_context context,
357 return krb5_crypto_prf_length(context, type, length);
360 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
361 krb5_c_prf(krb5_context context,
362 const krb5_keyblock *key,
363 const krb5_data *input,
369 ret = krb5_crypto_init(context, key, 0, &crypto);
373 ret = krb5_crypto_prf(context, crypto, input, output);
374 krb5_crypto_destroy(context, crypto);
379 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
380 krb5_c_random_make_octets(krb5_context context, krb5_data * data)
382 return krb5_generate_random_keyblock(context, data->length, data->data);
388 * @ingroup krb5_ccache
391 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
392 krb5_cc_copy_creds(krb5_context context,
393 const krb5_ccache from,
396 return krb5_cc_copy_cache(context, from, to);
399 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
400 krb5_auth_con_getsendsubkey(krb5_context context, krb5_auth_context auth_context,
401 krb5_keyblock **keyblock)
403 return krb5_auth_con_getlocalsubkey(context, auth_context, keyblock);
406 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
407 krb5_auth_con_getrecvsubkey(krb5_context context, krb5_auth_context auth_context,
408 krb5_keyblock **keyblock)
410 return krb5_auth_con_getremotesubkey(context, auth_context, keyblock);
413 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
414 krb5_auth_con_setsendsubkey(krb5_context context, krb5_auth_context auth_context,
415 krb5_keyblock *keyblock)
417 return krb5_auth_con_setlocalsubkey(context, auth_context, keyblock);
420 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
421 krb5_auth_con_setrecvsubkey(krb5_context context, krb5_auth_context auth_context,
422 krb5_keyblock *keyblock)
424 return krb5_auth_con_setremotesubkey(context, auth_context, keyblock);
427 KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
428 krb5_free_default_realm(krb5_context context, krb5_realm realm)
430 return krb5_xfree(realm);
433 #endif /* HEIMDAL_SMALLER */