lib/isc/hmacsha.c

41 isc_hmacsha1_init(isc_hmacsha1_t *ctx, const unsigned char *key,
44 	HMAC_Init(ctx, (const void *) key, (int) len, EVP_sha1());
72 isc_hmacsha224_init(isc_hmacsha224_t *ctx, const unsigned char *key,
75 	HMAC_Init(ctx, (const void *) key, (int) len, EVP_sha224());
103 isc_hmacsha256_init(isc_hmacsha256_t *ctx, const unsigned char *key,
106 	HMAC_Init(ctx, (const void *) key, (int) len, EVP_sha256());
134 isc_hmacsha384_init(isc_hmacsha384_t *ctx, const unsigned char *key,
137 	HMAC_Init(ctx, (const void *) key, (int) len, EVP_sha384());
165 isc_hmacsha512_init(isc_hmacsha512_t *ctx, const unsigned char *key,
168 	HMAC_Init(ctx, (const void *) key, (int) len, EVP_sha512());
201  * Start HMAC-SHA1 process.  Initialize an sha1 context and digest the key.
204 isc_hmacsha1_init(isc_hmacsha1_t *ctx, const unsigned char *key,
210 	memset(ctx->key, 0, sizeof(ctx->key));
211 	if (len > sizeof(ctx->key)) {
214 		isc_sha1_update(&sha1ctx, key, len);
215 		isc_sha1_final(&sha1ctx, ctx->key);
217 		memcpy(ctx->key, key, len);
222 		ipad[i] ^= ctx->key[i];
229 	memset(ctx->key, 0, sizeof(ctx->key));
258 		opad[i] ^= ctx->key[i];
270  * Start HMAC-SHA224 process.  Initialize an sha224 context and digest the key.
273 isc_hmacsha224_init(isc_hmacsha224_t *ctx, const unsigned char *key,
279 	memset(ctx->key, 0, sizeof(ctx->key));
280 	if (len > sizeof(ctx->key)) {
283 		isc_sha224_update(&sha224ctx, key, len);
284 		isc_sha224_final(ctx->key, &sha224ctx);
286 		memcpy(ctx->key, key, len);
291 		ipad[i] ^= ctx->key[i];
297 	memset(ctx->key, 0, sizeof(ctx->key));
326 		opad[i] ^= ctx->key[i];
337  * Start HMAC-SHA256 process.  Initialize an sha256 context and digest the key.
340 isc_hmacsha256_init(isc_hmacsha256_t *ctx, const unsigned char *key,
346 	memset(ctx->key, 0, sizeof(ctx->key));
347 	if (len > sizeof(ctx->key)) {
350 		isc_sha256_update(&sha256ctx, key, len);
351 		isc_sha256_final(ctx->key, &sha256ctx);
353 		memcpy(ctx->key, key, len);
358 		ipad[i] ^= ctx->key[i];
364 	memset(ctx->key, 0, sizeof(ctx->key));
393 		opad[i] ^= ctx->key[i];
404  * Start HMAC-SHA384 process.  Initialize an sha384 context and digest the key.
407 isc_hmacsha384_init(isc_hmacsha384_t *ctx, const unsigned char *key,
413 	memset(ctx->key, 0, sizeof(ctx->key));
414 	if (len > sizeof(ctx->key)) {
417 		isc_sha384_update(&sha384ctx, key, len);
418 		isc_sha384_final(ctx->key, &sha384ctx);
420 		memcpy(ctx->key, key, len);
425 		ipad[i] ^= ctx->key[i];
431 	memset(ctx->key, 0, sizeof(ctx->key));
460 		opad[i] ^= ctx->key[i];
471  * Start HMAC-SHA512 process.  Initialize an sha512 context and digest the key.
474 isc_hmacsha512_init(isc_hmacsha512_t *ctx, const unsigned char *key,
480 	memset(ctx->key, 0, sizeof(ctx->key));
481 	if (len > sizeof(ctx->key)) {
484 		isc_sha512_update(&sha512ctx, key, len);
485 		isc_sha512_final(ctx->key, &sha512ctx);
487 		memcpy(ctx->key, key, len);
492 		ipad[i] ^= ctx->key[i];
498 	memset(ctx->key, 0, sizeof(ctx->key));
527 		opad[i] ^= ctx->key[i];