87     struct _krb5_encryption_type *et = _krb5_find_enctype(type);  in krb5_enctype_keysize()  local
88     if(et == NULL) {  in krb5_enctype_keysize()
91     *keysize = et->keytype->size;  in krb5_enctype_keysize()
100     struct _krb5_encryption_type *et = _krb5_find_enctype(type);  in krb5_enctype_keybits()  local
101     if(et == NULL) {  in krb5_enctype_keybits()
104     *keybits = et->keytype->bits;  in krb5_enctype_keybits()
114     struct _krb5_encryption_type *et = _krb5_find_enctype(type);  in krb5_generate_random_keyblock()  local
115     if(et == NULL) {  in krb5_generate_random_keyblock()
118     ret = krb5_data_alloc(&key->keyvalue, et->keytype->size);  in krb5_generate_random_keyblock()
122     if(et->keytype->random_key)  in krb5_generate_random_keyblock()
123 	(*et->keytype->random_key)(context, key);  in krb5_generate_random_keyblock()
135     struct _krb5_encryption_type *et = _krb5_find_enctype(key->key->keytype);  in _key_schedule()  local
138     if (et == NULL) {  in _key_schedule()
143     kt = et->keytype;  in _key_schedule()
406 	ct = crypto->et->keyed_checksum;  in krb5_create_checksum()
408 	    ct = crypto->et->checksum;  in krb5_create_checksum()
469 	kct = crypto->et->keyed_checksum;  in verify_checksum()
475 				    ct->name, crypto->et->name);  in verify_checksum()
496 				   ct->name, (crypto != NULL)? crypto->et->name : "(none)");  in verify_checksum()
515 			       ct->name, crypto ? crypto->et->name : "(unkeyed)");  in verify_checksum()
560         ct = crypto->et->keyed_checksum;  in krb5_crypto_get_checksum_type()
562             ct = crypto->et->checksum;  in krb5_crypto_get_checksum_type()
798     return (crypto->et->flags & F_DERIVED) != 0;  in derived_crypto()
805     return (crypto->et->flags & F_SPECIAL) != 0;  in special_crypto()
825     const struct _krb5_encryption_type *et = crypto->et;  in encrypt_internal_derived()  local
827     checksum_sz = CHECKSUMSIZE(et->keyed_checksum);  in encrypt_internal_derived()
829     sz = et->confoundersize + len;  in encrypt_internal_derived()
830     block_sz = (sz + et->padsize - 1) &~ (et->padsize - 1); /* pad */  in encrypt_internal_derived()
839     krb5_generate_random_block(q, et->confoundersize); /* XXX */  in encrypt_internal_derived()
840     q += et->confoundersize;  in encrypt_internal_derived()
844 			  et->keyed_checksum,  in encrypt_internal_derived()
865     ret = (*et->encrypt)(context, dkey, p, block_sz, 1, usage, ivec);  in encrypt_internal_derived()
890     const struct _krb5_encryption_type *et = crypto->et;  in encrypt_internal()  local
892     checksum_sz = CHECKSUMSIZE(et->checksum);  in encrypt_internal()
894     sz = et->confoundersize + checksum_sz + len;  in encrypt_internal()
895     block_sz = (sz + et->padsize - 1) &~ (et->padsize - 1); /* pad */  in encrypt_internal()
903     krb5_generate_random_block(q, et->confoundersize); /* XXX */  in encrypt_internal()
904     q += et->confoundersize;  in encrypt_internal()
910 			  et->checksum,  in encrypt_internal()
923     memcpy(p + et->confoundersize, cksum.checksum.data, cksum.checksum.length);  in encrypt_internal()
928     ret = (*et->encrypt)(context, &crypto->key, p, block_sz, 1, 0, ivec);  in encrypt_internal()
952     struct _krb5_encryption_type *et = crypto->et;  in encrypt_internal_special()  local
953     size_t cksum_sz = CHECKSUMSIZE(et->checksum);  in encrypt_internal_special()
954     size_t sz = len + cksum_sz + et->confoundersize;  in encrypt_internal_special()
966     krb5_generate_random_block(p, et->confoundersize);  in encrypt_internal_special()
967     p += et->confoundersize;  in encrypt_internal_special()
969     ret = (*et->encrypt)(context, &crypto->key, tmp, sz, TRUE, usage, ivec);  in encrypt_internal_special()
994     struct _krb5_encryption_type *et = crypto->et;  in decrypt_internal_derived()  local
997     checksum_sz = CHECKSUMSIZE(et->keyed_checksum);  in decrypt_internal_derived()
998     if (len < checksum_sz + et->confoundersize) {  in decrypt_internal_derived()
1005     if (((len - checksum_sz) % et->padsize) != 0) {  in decrypt_internal_derived()
1029     ret = (*et->encrypt)(context, dkey, p, len, 0, usage, ivec);  in decrypt_internal_derived()
1037     cksum.cksumtype       = CHECKSUMTYPE(et->keyed_checksum);  in decrypt_internal_derived()
1049     l = len - et->confoundersize;  in decrypt_internal_derived()
1050     memmove(p, p + et->confoundersize, l);  in decrypt_internal_derived()
1073     struct _krb5_encryption_type *et = crypto->et;  in decrypt_internal()  local
1075     if ((len % et->padsize) != 0) {  in decrypt_internal()
1079     checksum_sz = CHECKSUMSIZE(et->checksum);  in decrypt_internal()
1080     if (len < checksum_sz + et->confoundersize) {  in decrypt_internal()
1099     ret = (*et->encrypt)(context, &crypto->key, p, len, 0, 0, ivec);  in decrypt_internal()
1104     ret = krb5_data_copy(&cksum.checksum, p + et->confoundersize, checksum_sz);  in decrypt_internal()
1109     memset(p + et->confoundersize, 0, checksum_sz);  in decrypt_internal()
1110     cksum.cksumtype = CHECKSUMTYPE(et->checksum);  in decrypt_internal()
1117     l = len - et->confoundersize - checksum_sz;  in decrypt_internal()
1118     memmove(p, p + et->confoundersize + checksum_sz, l);  in decrypt_internal()
1138     struct _krb5_encryption_type *et = crypto->et;  in decrypt_internal_special()  local
1139     size_t cksum_sz = CHECKSUMSIZE(et->checksum);  in decrypt_internal_special()
1140     size_t sz = len - cksum_sz - et->confoundersize;  in decrypt_internal_special()
1144     if ((len % et->padsize) != 0) {  in decrypt_internal_special()
1148     if (len < cksum_sz + et->confoundersize) {  in decrypt_internal_special()
1162     ret = (*et->encrypt)(context, &crypto->key, p, len, FALSE, usage, ivec);  in decrypt_internal_special()
1168     memmove (p, p + cksum_sz + et->confoundersize, sz);  in decrypt_internal_special()
1228     const struct _krb5_encryption_type *et = crypto->et;  in krb5_encrypt_iov_ivec()  local
1241     headersz = et->confoundersize;  in krb5_encrypt_iov_ivec()
1242     trailersz = CHECKSUMSIZE(et->keyed_checksum);  in krb5_encrypt_iov_ivec()
1251     block_sz = (sz + et->padsize - 1) &~ (et->padsize - 1); /* pad */  in krb5_encrypt_iov_ivec()
1311 			  et->keyed_checksum,  in krb5_encrypt_iov_ivec()
1359     ret = (*et->encrypt)(context, dkey, p, block_sz, 1, usage, ivec);  in krb5_encrypt_iov_ivec()
1420     struct _krb5_encryption_type *et = crypto->et;  in krb5_decrypt_iov_ivec()  local
1428     headersz = et->confoundersize;  in krb5_decrypt_iov_ivec()
1435     trailersz = CHECKSUMSIZE(et->keyed_checksum);  in krb5_decrypt_iov_ivec()
1450     if ((len % et->padsize) != 0) {  in krb5_decrypt_iov_ivec()
1482     ret = (*et->encrypt)(context, dkey, p, len, 0, usage, ivec);  in krb5_decrypt_iov_ivec()
1523     cksum.cksumtype       = CHECKSUMTYPE(et->keyed_checksum);  in krb5_decrypt_iov_ivec()
1635     struct _krb5_encryption_type *et = crypto->et;  in krb5_verify_checksum_iov()  local
1670     cksum.cksumtype = CHECKSUMTYPE(et->keyed_checksum);  in krb5_verify_checksum_iov()
1700 	*len = crypto->et->blocksize;  in krb5_crypto_length()
1707 	if (crypto->et->padsize > 1)  in krb5_crypto_length()
1708 	    *len = crypto->et->padsize;  in krb5_crypto_length()
1713 	*len = CHECKSUMSIZE(crypto->et->keyed_checksum);  in krb5_crypto_length()
1716 	if (crypto->et->keyed_checksum)  in krb5_crypto_length()
1717 	    *len = CHECKSUMSIZE(crypto->et->keyed_checksum);  in krb5_crypto_length()
1719 	    *len = CHECKSUMSIZE(crypto->et->checksum);  in krb5_crypto_length()
1844 		 struct _krb5_encryption_type *et,  in _krb5_derive_key()  argument
1852     struct _krb5_key_type *kt = et->keytype;  in _krb5_derive_key()
1857     if(et->blocksize * 8 < kt->bits || len != et->blocksize) {  in _krb5_derive_key()
1858 	nblocks = (kt->bits + et->blocksize * 8 - 1) / (et->blocksize * 8);  in _krb5_derive_key()
1859 	k = malloc(nblocks * et->blocksize);  in _krb5_derive_key()
1865 	ret = _krb5_n_fold(constant, len, k, et->blocksize);  in _krb5_derive_key()
1873 		memcpy(k + i * et->blocksize,  in _krb5_derive_key()
1874 		       k + (i - 1) * et->blocksize,  in _krb5_derive_key()
1875 		       et->blocksize);  in _krb5_derive_key()
1876 	    (*et->encrypt)(context, key, k + i * et->blocksize, et->blocksize,  in _krb5_derive_key()
1890 	(*et->encrypt)(context, key, c, len, 1, 0, NULL);  in _krb5_derive_key()
1909 	_krb5_DES3_random_to_key(context, key->key, k, nblocks * et->blocksize);  in _krb5_derive_key()
1924 	free_key_schedule(context, key, et);  in _krb5_derive_key()
1928 	memset(k, 0, nblocks * et->blocksize);  in _krb5_derive_key()
1957     struct _krb5_encryption_type *et;  in krb5_derive_key()  local
1962     et = _krb5_find_enctype (etype);  in krb5_derive_key()
1963     if (et == NULL) {  in krb5_derive_key()
1972     ret = _krb5_derive_key(context, et, &d, constant, constant_len);  in krb5_derive_key()
1975     _krb5_free_key_data(context, &d, et);  in krb5_derive_key()
2001     _krb5_derive_key(context, crypto->et, d, constant, sizeof(constant));  in _get_derived_key()
2038     (*crypto)->et = _krb5_find_enctype(etype);  in krb5_crypto_init()
2039     if((*crypto)->et == NULL || ((*crypto)->et->flags & F_DISABLED)) {  in krb5_crypto_init()
2044     if((*crypto)->et->keytype->size != key->keyvalue.length) {  in krb5_crypto_init()
2069 		  struct _krb5_encryption_type *et)  in free_key_schedule()  argument
2071     if (et->keytype->cleanup)  in free_key_schedule()
2072 	(*et->keytype->cleanup)(context, key);  in free_key_schedule()
2079 	      struct _krb5_encryption_type *et)  in _krb5_free_key_data()  argument
2083 	free_key_schedule(context, key, et);  in _krb5_free_key_data()
2090 	       struct _krb5_encryption_type *et)  in free_key_usage()  argument
2092     _krb5_free_key_data(context, &ku->key, et);  in free_key_usage()
2113 	free_key_usage(context, &crypto->key_usage[i], crypto->et);  in krb5_crypto_destroy()
2115     _krb5_free_key_data(context, &crypto->key, crypto->et);  in krb5_crypto_destroy()
2137     *blocksize = crypto->et->blocksize;  in krb5_crypto_getblocksize()
2158     *enctype = crypto->et->type;  in krb5_crypto_getenctype()
2179     *padsize = crypto->et->padsize;  in krb5_crypto_getpadsize()
2200     *confoundersize = crypto->et->confoundersize;  in krb5_crypto_getconfoundersize()
2220     struct _krb5_encryption_type *et = _krb5_find_enctype(enctype);  in krb5_enctype_disable()  local
2221     if(et == NULL) {  in krb5_enctype_disable()
2228     et->flags |= F_DISABLED;  in krb5_enctype_disable()
2247     struct _krb5_encryption_type *et = _krb5_find_enctype(enctype);  in krb5_enctype_enable()  local
2248     if(et == NULL) {  in krb5_enctype_enable()
2255     et->flags &= ~F_DISABLED;  in krb5_enctype_enable()
2291     struct _krb5_encryption_type *et = crypto->et;  in wrapped_length()  local
2292     size_t padsize = et->padsize;  in wrapped_length()
2293     size_t checksumsize = CHECKSUMSIZE(et->checksum);  in wrapped_length()
2296     res =  et->confoundersize + checksumsize + data_len;  in wrapped_length()
2306     struct _krb5_encryption_type *et = crypto->et;  in wrapped_length_dervied()  local
2307     size_t padsize = et->padsize;  in wrapped_length_dervied()
2310     res =  et->confoundersize + data_len;  in wrapped_length_dervied()
2312     if (et->keyed_checksum)  in wrapped_length_dervied()
2313 	res += et->keyed_checksum->checksumsize;  in wrapped_length_dervied()
2315 	res += et->checksum->checksumsize;  in wrapped_length_dervied()
2342     struct _krb5_encryption_type *et = crypto->et;  in crypto_overhead()  local
2345     res = CHECKSUMSIZE(et->checksum);  in crypto_overhead()
2346     res += et->confoundersize;  in crypto_overhead()
2347     if (et->padsize > 1)  in crypto_overhead()
2348 	res += et->padsize;  in crypto_overhead()
2356     struct _krb5_encryption_type *et = crypto->et;  in crypto_overhead_dervied()  local
2359     if (et->keyed_checksum)  in crypto_overhead_dervied()
2360 	res = CHECKSUMSIZE(et->keyed_checksum);  in crypto_overhead_dervied()
2362 	res = CHECKSUMSIZE(et->checksum);  in crypto_overhead_dervied()
2363     res += et->confoundersize;  in crypto_overhead_dervied()
2364     if (et->padsize > 1)  in crypto_overhead_dervied()
2365 	res += et->padsize;  in crypto_overhead_dervied()
2403     struct _krb5_encryption_type *et = _krb5_find_enctype(type);  in krb5_random_to_key()  local
2404     if(et == NULL) {  in krb5_random_to_key()
2410     if ((et->keytype->bits + 7) / 8 > size) {  in krb5_random_to_key()
2415 			       et->name, (int)et->keytype->size);  in krb5_random_to_key()
2418     ret = krb5_data_alloc(&key->keyvalue, et->keytype->size);  in krb5_random_to_key()
2422     if (et->keytype->random_to_key)  in krb5_random_to_key()
2423  	(*et->keytype->random_to_key)(context, key, data, size);  in krb5_random_to_key()
2425 	memcpy(key->keyvalue.data, data, et->keytype->size);  in krb5_random_to_key()
2437     struct _krb5_encryption_type *et = _krb5_find_enctype(type);  in krb5_crypto_prf_length()  local
2439     if(et == NULL || et->prf_length == 0) {  in krb5_crypto_prf_length()
2446     *length = et->prf_length;  in krb5_crypto_prf_length()
2456     struct _krb5_encryption_type *et = crypto->et;  in krb5_crypto_prf()  local
2460     if(et->prf == NULL) {  in krb5_crypto_prf()
2463 			       et->name);  in krb5_crypto_prf()
2467     return (*et->prf)(context, crypto, input, output);  in krb5_crypto_prf()