bsd/netinet6/ah_core.c

231 ah_sumsiz_1216(sav)
232 	struct secasvar *sav;
234 	if (!sav)
236 	if (sav->flags & SADB_X_EXT_OLD)
243 ah_sumsiz_zero(sav)
244 	struct secasvar *sav;
246 	if (!sav)
252 ah_none_mature(sav)
253 	struct secasvar *sav;
255 	if (sav->sah->saidx.proto == IPPROTO_AH) {
266 	__unused struct secasvar *sav)
290 	__unused struct secasvar *sav)
297 ah_keyed_md5_init(state, sav)
299 	struct secasvar *sav;
308 	state->sav = sav;
314 	if (state->sav) {
316 			(u_int8_t *)_KEYBUF(state->sav->key_auth),
317 			(u_int)_KEYLEN(state->sav->key_auth));
324 		if (_KEYLEN(state->sav->key_auth) < 56)
325 			padlen = 64 - 8 - _KEYLEN(state->sav->key_auth);
327 			padlen = 64 + 64 - 8 - _KEYLEN(state->sav->key_auth);
328 		keybitlen = _KEYLEN(state->sav->key_auth);
377 	if (state->sav) {
379 			(u_int8_t *)_KEYBUF(state->sav->key_auth),
380 			(u_int)_KEYLEN(state->sav->key_auth));
388 ah_keyed_sha1_mature(sav)
389 	struct secasvar *sav;
393 	if (!sav->key_auth) {
398 	algo = ah_algorithm_lookup(sav->alg_auth);
404 	if (sav->key_auth->sadb_key_bits < algo->keymin
405 	 || algo->keymax < sav->key_auth->sadb_key_bits) {
408 		    sav->key_auth->sadb_key_bits));
416 ah_keyed_sha1_init(state, sav)
418 	struct secasvar *sav;
428 	state->sav = sav;
436 	if (state->sav) {
437 		SHA1Update(ctxt, (u_int8_t *)_KEYBUF(state->sav->key_auth),
438 			(u_int)_KEYLEN(state->sav->key_auth));
443 		if (_KEYLEN(state->sav->key_auth) < 56)
444 			padlen = 64 - 8 - _KEYLEN(state->sav->key_auth);
446 			padlen = 64 + 64 - 8 - _KEYLEN(state->sav->key_auth);
447 		keybitlen = _KEYLEN(state->sav->key_auth);
501 	if (state->sav) {
502 		SHA1Update(ctxt, (u_int8_t *)_KEYBUF(state->sav->key_auth),
503 			(u_int)_KEYLEN(state->sav->key_auth));
512 ah_hmac_md5_mature(sav)
513 	struct secasvar *sav;
517 	if (!sav->key_auth) {
522 	algo = ah_algorithm_lookup(sav->alg_auth);
528 	if (sav->key_auth->sadb_key_bits < algo->keymin
529 	 || algo->keymax < sav->key_auth->sadb_key_bits) {
532 		    sav->key_auth->sadb_key_bits));
540 ah_hmac_md5_init(state, sav)
542 	struct secasvar *sav;
555 	state->sav = sav;
565 	if (64 < _KEYLEN(state->sav->key_auth)) {
567 		MD5Update(ctxt, _KEYBUF(state->sav->key_auth),
568 			_KEYLEN(state->sav->key_auth));
573 		key = (u_char *) _KEYBUF(state->sav->key_auth);
574 		keylen = _KEYLEN(state->sav->key_auth);
637 ah_hmac_sha1_mature(sav)
638 	struct secasvar *sav;
642 	if (!sav->key_auth) {
647 	algo = ah_algorithm_lookup(sav->alg_auth);
653 	if (sav->key_auth->sadb_key_bits < algo->keymin
654 	 || algo->keymax < sav->key_auth->sadb_key_bits) {
657 		    sav->key_auth->sadb_key_bits));
665 ah_hmac_sha1_init(state, sav)
667 	struct secasvar *sav;
680 	state->sav = sav;
691 	if (64 < _KEYLEN(state->sav->key_auth)) {
693 		SHA1Update(ctxt, _KEYBUF(state->sav->key_auth),
694 			_KEYLEN(state->sav->key_auth));
699 		key = (u_char *) _KEYBUF(state->sav->key_auth);
700 		keylen = _KEYLEN(state->sav->key_auth);
765 ah_sumsiz_sha2_256(sav)
766 	struct secasvar *sav;
768 	if (!sav)
775 ah_hmac_sha2_256_mature(sav)
776 	struct secasvar *sav;
780 	if (!sav->key_auth) {
786 	algo = ah_algorithm_lookup(sav->alg_auth);
793 	if (sav->key_auth->sadb_key_bits < algo->keymin ||
794 	    algo->keymax < sav->key_auth->sadb_key_bits) {
797 		    sav->key_auth->sadb_key_bits));
805 ah_hmac_sha2_256_init(state, sav)
807 	struct secasvar *sav;
820 	state->sav = sav;
831 	if (64 < _KEYLEN(state->sav->key_auth)) {
835 		SHA256_Update(ctxt, (const u_int8_t *) _KEYBUF(state->sav->key_auth),
836 		    _KEYLEN(state->sav->key_auth));
841 		key = (u_char *) _KEYBUF(state->sav->key_auth);
842 		keylen = _KEYLEN(state->sav->key_auth);
907 ah_sumsiz_sha2_384(sav)
908 	struct secasvar *sav;
910 	if (!sav)
917 ah_hmac_sha2_384_mature(sav)
918 	struct secasvar *sav;
922 	if (!sav->key_auth) {
928 	algo = ah_algorithm_lookup(sav->alg_auth);
935 	if (sav->key_auth->sadb_key_bits < algo->keymin ||
936 	    algo->keymax < sav->key_auth->sadb_key_bits) {
939 		    sav->key_auth->sadb_key_bits));
947 ah_hmac_sha2_384_init(state, sav)
949 	struct secasvar *sav;
962 	state->sav = sav;
974 	if (128 < _KEYLEN(state->sav->key_auth)) {
978 		SHA384_Update(ctxt, (const u_int8_t *) _KEYBUF(state->sav->key_auth),
979 		    _KEYLEN(state->sav->key_auth));
984 		key = (u_char *) _KEYBUF(state->sav->key_auth);
985 		keylen = _KEYLEN(state->sav->key_auth);
1050 ah_sumsiz_sha2_512(sav)
1051 	struct secasvar *sav;
1053 	if (!sav)
1060 ah_hmac_sha2_512_mature(sav)
1061 	struct secasvar *sav;
1065 	if (!sav->key_auth) {
1071 	algo = ah_algorithm_lookup(sav->alg_auth);
1078 	if (sav->key_auth->sadb_key_bits < algo->keymin ||
1079 	    algo->keymax < sav->key_auth->sadb_key_bits) {
1082 		    sav->key_auth->sadb_key_bits));
1090 ah_hmac_sha2_512_init(state, sav)
1092 	struct secasvar *sav;
1105 	state->sav = sav;
1117 	if (128 < _KEYLEN(state->sav->key_auth)) {
1121 		SHA512_Update(ctxt, (const u_int8_t *) _KEYBUF(state->sav->key_auth),
1122 		    _KEYLEN(state->sav->key_auth));
1127 		key = (u_char *) _KEYBUF(state->sav->key_auth);
1128 		keylen = _KEYLEN(state->sav->key_auth);
1249 ah4_calccksum(m, ahdat, len, algo, sav)
1254 	struct secasvar *sav;
1273 	error = (algo->init)(&algos, sav);
1413 		hdrsiz = (sav->flags & SADB_X_EXT_OLD)
1416 		siz = (*algo->sumsiz)(sav);
1465 	if (len < (*algo->sumsiz)(sav)) {
1471 	bcopy(&sumbuf[0], ahdat, (*algo->sumsiz)(sav));
1493 ah6_calccksum(m, ahdat, len, algo, sav)
1498 	struct secasvar *sav;
1511 	error = (algo->init)(&algos, sav);
1566 		hdrsiz = (sav->flags & SADB_X_EXT_OLD)
1569 		siz = (*algo->sumsiz)(sav);
1692 	if (len < (*algo->sumsiz)(sav)) {
1698 	bcopy(&sumbuf[0], ahdat, (*algo->sumsiz)(sav));