Lines Matching defs:crypto
48 static struct _krb5_key_data *_new_derived_key(krb5_crypto crypto, unsigned usage);
315 krb5_crypto crypto,
323 ret = _get_derived_key(context, crypto, usage, key);
327 *key = _new_derived_key(crypto, 0xff/* KRB5_KU_RFC1510_VARIANT */);
332 ret = krb5_copy_keyblock(context, crypto->key.key, &(*key)->key);
338 *key = &crypto->key;
348 krb5_crypto crypto,
363 if(keyed_checksum && crypto == NULL) {
366 "crypto context (key) was passed in", ""),
371 ret = get_checksum_key(context, crypto, usage, ct, &dkey);
384 arcfour_checksum_p(struct _krb5_checksum_type *ct, krb5_crypto crypto)
387 (crypto->key.key->keytype == KEYTYPE_ARCFOUR);
392 krb5_crypto crypto,
402 /* type 0 -> pick from crypto */
405 } else if (crypto) {
406 ct = crypto->et->keyed_checksum;
408 ct = crypto->et->checksum;
418 if (arcfour_checksum_p(ct, crypto)) {
424 return create_checksum(context, ct, crypto, keyusage,
430 krb5_crypto crypto,
462 if (crypto == NULL) {
465 "crypto context (key) was passed in", ""),
469 kct = crypto->et->keyed_checksum;
475 ct->name, crypto->et->name);
479 ret = get_checksum_key(context, crypto, usage, ct, &dkey);
496 ct->name, (crypto != NULL)? crypto->et->name : "(none)");
515 ct->name, crypto ? crypto->et->name : "(unkeyed)");
525 krb5_crypto crypto,
542 if (arcfour_checksum_p(ct, crypto)) {
548 return verify_checksum(context, crypto, keyusage,
554 krb5_crypto crypto,
559 if (crypto != NULL) {
560 ct = crypto->et->keyed_checksum;
562 ct = crypto->et->checksum;
796 krb5_crypto crypto)
798 return (crypto->et->flags & F_DERIVED) != 0;
803 krb5_crypto crypto)
805 return (crypto->et->flags & F_SPECIAL) != 0;
813 krb5_crypto crypto,
825 const struct _krb5_encryption_type *et = crypto->et;
845 crypto,
859 ret = _get_derived_key(context, crypto, ENCRYPTION_USAGE(usage), &dkey);
880 krb5_crypto crypto,
890 const struct _krb5_encryption_type *et = crypto->et;
911 crypto,
925 ret = _key_schedule(context, &crypto->key);
928 ret = (*et->encrypt)(context, &crypto->key, p, block_sz, 1, 0, ivec);
945 krb5_crypto crypto,
952 struct _krb5_encryption_type *et = crypto->et;
969 ret = (*et->encrypt)(context, &crypto->key, tmp, sz, TRUE, usage, ivec);
982 krb5_crypto crypto,
994 struct _krb5_encryption_type *et = crypto->et;
1019 ret = _get_derived_key(context, crypto, ENCRYPTION_USAGE(usage), &dkey);
1040 crypto,
1063 krb5_crypto crypto,
1073 struct _krb5_encryption_type *et = crypto->et;
1094 ret = _key_schedule(context, &crypto->key);
1099 ret = (*et->encrypt)(context, &crypto->key, p, len, 0, 0, ivec);
1131 krb5_crypto crypto,
1138 struct _krb5_encryption_type *et = crypto->et;
1162 ret = (*et->encrypt)(context, &crypto->key, p, len, FALSE, usage, ivec);
1193 * @param crypto Kerberos crypto context
1215 krb5_crypto crypto,
1228 const struct _krb5_encryption_type *et = crypto->et;
1236 if(!derived_crypto(context, crypto)) {
1312 crypto,
1348 ret = _get_derived_key(context, crypto, ENCRYPTION_USAGE(usage), &dkey);
1389 * @param crypto Kerberos crypto context
1408 krb5_crypto crypto,
1420 struct _krb5_encryption_type *et = crypto->et;
1423 if(!derived_crypto(context, crypto)) {
1471 ret = _get_derived_key(context, crypto, ENCRYPTION_USAGE(usage), &dkey);
1526 crypto,
1539 * @param crypto Kerberos crypto context
1551 krb5_crypto crypto,
1564 if(!derived_crypto(context, crypto)) {
1591 ret = krb5_create_checksum(context, crypto, usage, 0, p, len, &cksum);
1617 * @param crypto Kerberos crypto context
1629 krb5_crypto crypto,
1635 struct _krb5_encryption_type *et = crypto->et;
1643 if(!derived_crypto(context, crypto)) {
1674 ret = krb5_verify_checksum(context, crypto, usage, p, len, &cksum);
1686 krb5_crypto crypto,
1690 if (!derived_crypto(context, crypto)) {
1691 krb5_set_error_message(context, EINVAL, "not a derived crypto");
1700 *len = crypto->et->blocksize;
1707 if (crypto->et->padsize > 1)
1708 *len = crypto->et->padsize;
1713 *len = CHECKSUMSIZE(crypto->et->keyed_checksum);
1716 if (crypto->et->keyed_checksum)
1717 *len = CHECKSUMSIZE(crypto->et->keyed_checksum);
1719 *len = CHECKSUMSIZE(crypto->et->checksum);
1730 krb5_crypto crypto,
1738 ret = krb5_crypto_length(context, crypto,
1750 krb5_crypto crypto,
1757 if(derived_crypto(context, crypto))
1758 return encrypt_internal_derived(context, crypto, usage,
1760 else if (special_crypto(context, crypto))
1761 return encrypt_internal_special (context, crypto, usage,
1764 return encrypt_internal(context, crypto, data, len, result, ivec);
1769 krb5_crypto crypto,
1775 return krb5_encrypt_ivec(context, crypto, usage, data, len, result, NULL);
1780 krb5_crypto crypto,
1787 result->etype = CRYPTO_ETYPE(crypto);
1793 return krb5_encrypt(context, crypto, usage, data, len, &result->cipher);
1798 krb5_crypto crypto,
1805 if(derived_crypto(context, crypto))
1806 return decrypt_internal_derived(context, crypto, usage,
1808 else if (special_crypto (context, crypto))
1809 return decrypt_internal_special(context, crypto, usage,
1812 return decrypt_internal(context, crypto, data, len, result, ivec);
1817 krb5_crypto crypto,
1823 return krb5_decrypt_ivec (context, crypto, usage, data, len, result,
1829 krb5_crypto crypto,
1834 return krb5_decrypt(context, crypto, usage,
1935 _new_derived_key(krb5_crypto crypto, unsigned usage)
1937 struct _krb5_key_usage *d = crypto->key_usage;
1938 d = realloc(d, (crypto->num_key_usage + 1) * sizeof(*d));
1941 crypto->key_usage = d;
1942 d += crypto->num_key_usage++;
1981 krb5_crypto crypto,
1989 for(i = 0; i < crypto->num_key_usage; i++)
1990 if(crypto->key_usage[i].usage == usage) {
1991 *key = &crypto->key_usage[i].key;
1994 d = _new_derived_key(crypto, usage);
1999 krb5_copy_keyblock(context, crypto->key.key, &d->key);
2001 _krb5_derive_key(context, crypto->et, d, constant, sizeof(constant));
2007 * Create a crypto context used for all encryption and signature
2012 * To free the crypto context, use krb5_crypto_destroy().
2017 * @param crypto the resulting crypto context
2028 krb5_crypto *crypto)
2031 ALLOC(*crypto, 1);
2032 if(*crypto == NULL) {
2038 (*crypto)->et = _krb5_find_enctype(etype);
2039 if((*crypto)->et == NULL || ((*crypto)->et->flags & F_DISABLED)) {
2040 free(*crypto);
2041 *crypto = NULL;
2044 if((*crypto)->et->keytype->size != key->keyvalue.length) {
2045 free(*crypto);
2046 *crypto = NULL;
2051 ret = krb5_copy_keyblock(context, key, &(*crypto)->key.key);
2053 free(*crypto);
2054 *crypto = NULL;
2057 (*crypto)->key.schedule = NULL;
2058 (*crypto)->num_key_usage = 0;
2059 (*crypto)->key_usage = NULL;
2093 * Free a crypto context created by krb5_crypto_init().
2096 * @param crypto crypto context to free
2105 krb5_crypto crypto)
2109 for(i = 0; i < crypto->num_key_usage; i++)
2110 free_key_usage(context, &crypto->key_usage[i], crypto->et);
2111 free(crypto->key_usage);
2112 _krb5_free_key_data(context, &crypto->key, crypto->et);
2113 free (crypto);
2118 * Return the blocksize used algorithm referenced by the crypto context
2121 * @param crypto crypto context to query
2131 krb5_crypto crypto,
2134 *blocksize = crypto->et->blocksize;
2139 * Return the encryption type used by the crypto context
2142 * @param crypto crypto context to query
2152 krb5_crypto crypto,
2155 *enctype = crypto->et->type;
2160 * Return the padding size used by the crypto context
2163 * @param crypto crypto context to query
2173 krb5_crypto crypto,
2176 *padsize = crypto->et->padsize;
2181 * Return the confounder size used by the crypto context
2184 * @param crypto crypto context to query
2194 krb5_crypto crypto,
2197 *confoundersize = crypto->et->confoundersize;
2285 krb5_crypto crypto,
2288 struct _krb5_encryption_type *et = crypto->et;
2300 krb5_crypto crypto,
2303 struct _krb5_encryption_type *et = crypto->et;
2322 krb5_crypto crypto,
2325 if (derived_crypto (context, crypto))
2326 return wrapped_length_dervied (context, crypto, data_len);
2328 return wrapped_length (context, crypto, data_len);
2337 krb5_crypto crypto)
2339 struct _krb5_encryption_type *et = crypto->et;
2351 krb5_crypto crypto)
2353 struct _krb5_encryption_type *et = crypto->et;
2367 krb5_crypto_overhead (krb5_context context, krb5_crypto crypto)
2369 if (derived_crypto (context, crypto))
2370 return crypto_overhead_dervied (context, crypto);
2372 return crypto_overhead (context, crypto);
2377 * Kerberos crypto frame work. It may be assumed that all the bits of
2449 const krb5_crypto crypto,
2453 struct _krb5_encryption_type *et = crypto->et;
2464 return (*et->prf)(context, crypto, input, output);
2469 const krb5_crypto crypto,
2500 ret = krb5_crypto_prf(context, crypto, &input2, &block);