2  * keyraw.c - raw key operations and conversions
4  * (c) NLnet Labs, 2004-2008
75 					return (len - exp - 3)*8;  in sldns_rr_dnskey_key_size_raw()
81 				return (len-exp-1)*8;  in sldns_rr_dnskey_key_size_raw()
119 			memmove(&ac16, key + keysize - 3, 2);  in sldns_calc_keytag_raw()
149 	meth = EVP_PKEY_asn1_find_str(NULL, "gost2001", -1);  in sldns_key_EVP_load_gost_id()
173 	meth = EVP_PKEY_asn1_find_str(&e, "gost2001", -1);  in sldns_key_EVP_load_gost_id()
202 	BIGNUM** q, BIGNUM** g, BIGNUM** y)  in sldns_key_dsa_buf_bignum()  argument
206 	uint16_t offset;  in sldns_key_dsa_buf_bignum()  local
212 	offset = 1;  in sldns_key_dsa_buf_bignum()
220 	*q = BN_bin2bn(key+offset, SHA_DIGEST_LENGTH, NULL);  in sldns_key_dsa_buf_bignum()
221 	offset += SHA_DIGEST_LENGTH;  in sldns_key_dsa_buf_bignum()
223 	*p = BN_bin2bn(key+offset, (int)length, NULL);  in sldns_key_dsa_buf_bignum()
224 	offset += length;  in sldns_key_dsa_buf_bignum()
226 	*g = BN_bin2bn(key+offset, (int)length, NULL);  in sldns_key_dsa_buf_bignum()
227 	offset += length;  in sldns_key_dsa_buf_bignum()
229 	*y = BN_bin2bn(key+offset, (int)length, NULL);  in sldns_key_dsa_buf_bignum()
231 	if(!*q || !*p || !*g || !*y) {  in sldns_key_dsa_buf_bignum()
235 		BN_free(*y);  in sldns_key_dsa_buf_bignum()
246 	BIGNUM *Q=NULL, *P=NULL, *G=NULL, *Y=NULL;  in sldns_key_buf2dsa_raw()  local
247 	if(!sldns_key_dsa_buf_bignum(key, len, &P, &Q, &G, &Y)) {  in sldns_key_buf2dsa_raw()
257 	dsa->p = P;  in sldns_key_buf2dsa_raw()
258 	dsa->q = Q;  in sldns_key_buf2dsa_raw()
259 	dsa->g = G;  in sldns_key_buf2dsa_raw()
260 	dsa->pub_key = Y;  in sldns_key_buf2dsa_raw()
271 		BN_free(Y);  in sldns_key_buf2dsa_raw()
274 	if (!DSA_set0_key(dsa, Y, NULL)) {  in sldns_key_buf2dsa_raw()
277 		BN_free(Y);  in sldns_key_buf2dsa_raw()
291 	BIGNUM *p=NULL, *q=NULL, *g=NULL, *y=NULL;  in sldns_key_dsa2pkey_raw()  local
294 	if(!sldns_key_dsa_buf_bignum(key, len, &p, &q, &g, &y)) {  in sldns_key_dsa2pkey_raw()
303 		BN_free(y);  in sldns_key_dsa2pkey_raw()
309 	   !OSSL_PARAM_BLD_push_BN(param_bld, "pub", y)) {  in sldns_key_dsa2pkey_raw()
314 		BN_free(y);  in sldns_key_dsa2pkey_raw()
326 		BN_free(y);  in sldns_key_dsa2pkey_raw()
335 		BN_free(y);  in sldns_key_dsa2pkey_raw()
344 		BN_free(y);  in sldns_key_dsa2pkey_raw()
353 	BN_free(y);  in sldns_key_dsa2pkey_raw()
381 	uint16_t offset;  in sldns_key_rsa_buf_bignum()  local
392 		offset = 3;  in sldns_key_rsa_buf_bignum()
395 		offset = 1;  in sldns_key_rsa_buf_bignum()
399 	if(len < (size_t)offset + exp + 1)  in sldns_key_rsa_buf_bignum()
405 	(void) BN_bin2bn(key+offset, (int)exp, *e);  in sldns_key_rsa_buf_bignum()
406 	offset += exp;  in sldns_key_rsa_buf_bignum()
415 	(void) BN_bin2bn(key+offset, (int)(len - offset), *n);  in sldns_key_rsa_buf_bignum()
437 	rsa->n = modulus;  in sldns_key_buf2rsa_raw()
438 	rsa->e = exponent;  in sldns_key_buf2rsa_raw()
578 		group = "P-384";  in sldns_ecdsa2pkey_raw()