Cross Reference: /external/chromium_org/third_party/openssl/openssl/crypto/evp/e

Lines Matching defs:gctx
308 	EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
313 		aesni_set_encrypt_key(key, ctx->key_len * 8, &gctx->ks);
314 		CRYPTO_gcm128_init(&gctx->gcm, &gctx->ks,
316 		gctx->ctr = (ctr128_f)aesni_ctr32_encrypt_blocks;
320 		if (iv == NULL && gctx->iv_set)
321 			iv = gctx->iv;
324 			CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
325 			gctx->iv_set = 1;
327 		gctx->key_set = 1;
332 		if (gctx->key_set)
333 			CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
335 			memcpy(gctx->iv, iv, gctx->ivlen);
336 		gctx->iv_set = 1;
337 		gctx->iv_gen = 0;
679 	EVP_AES_GCM_CTX *gctx = c->cipher_data;
680 	OPENSSL_cleanse(&gctx->gcm, sizeof(gctx->gcm));
681 	if (gctx->iv != c->iv)
682 		OPENSSL_free(gctx->iv);
702 	EVP_AES_GCM_CTX *gctx = c->cipher_data;
706 		gctx->key_set = 0;
707 		gctx->iv_set = 0;
708 		gctx->ivlen = c->cipher->iv_len;
709 		gctx->iv = c->iv;
710 		gctx->taglen = -1;
711 		gctx->iv_gen = 0;
712 		gctx->tls_aad_len = -1;
724 		if ((arg > EVP_MAX_IV_LENGTH) && (arg > gctx->ivlen))
726 			if (gctx->iv != c->iv)
727 				OPENSSL_free(gctx->iv);
728 			gctx->iv = OPENSSL_malloc(arg);
729 			if (!gctx->iv)
732 		gctx->ivlen = arg;
739 		gctx->taglen = arg;
743 		if (arg <= 0 || arg > 16 || !c->encrypt || gctx->taglen < 0)
752 			memcpy(gctx->iv, ptr, gctx->ivlen);
753 			gctx->iv_gen = 1;
759 		if ((arg < 4) || (gctx->ivlen - arg) < 8)
762 			memcpy(gctx->iv, ptr, arg);
764 			RAND_bytes(gctx->iv + arg, gctx->ivlen - arg) <= 0)
766 		gctx->iv_gen = 1;
770 		if (gctx->iv_gen == 0 || gctx->key_set == 0)
772 		CRYPTO_gcm128_setiv(&gctx->gcm, gctx->iv, gctx->ivlen);
773 		if (arg <= 0 || arg > gctx->ivlen)
774 			arg = gctx->ivlen;
775 		memcpy(ptr, gctx->iv + gctx->ivlen - arg, arg);
780 		ctr64_inc(gctx->iv + gctx->ivlen - 8);
781 		gctx->iv_set = 1;
785 		if (gctx->iv_gen == 0 || gctx->key_set == 0 || c->encrypt)
787 		memcpy(gctx->iv + gctx->ivlen - arg, ptr, arg);
788 		CRYPTO_gcm128_setiv(&gctx->gcm, gctx->iv, gctx->ivlen);
789 		gctx->iv_set = 1;
797 		gctx->tls_aad_len = arg;
850 	EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
855 		gctx->ctr = aes_gcm_set_key(&gctx->ks, &gctx->gcm, key, ctx->key_len);
859 		if (iv == NULL && gctx->iv_set)
860 			iv = gctx->iv;
863 			CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
864 			gctx->iv_set = 1;
866 		gctx->key_set = 1;
871 		if (gctx->key_set)
872 			CRYPTO_gcm128_setiv(&gctx->gcm, iv, gctx->ivlen);
874 			memcpy(gctx->iv, iv, gctx->ivlen);
875 		gctx->iv_set = 1;
876 		gctx->iv_gen = 0;
890 	EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
903 	if (CRYPTO_gcm128_aad(&gctx->gcm, ctx->buf, gctx->tls_aad_len))
912 		if (gctx->ctr)
914 			if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
916 							gctx->ctr))
920 			if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
925 		CRYPTO_gcm128_tag(&gctx->gcm, out, EVP_GCM_TLS_TAG_LEN);
931 		if (gctx->ctr)
933 			if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
935 							gctx->ctr))
939 			if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
943 		CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf,
955 	gctx->iv_set = 0;
956 	gctx->tls_aad_len = -1;
963 	EVP_AES_GCM_CTX *gctx = ctx->cipher_data;
965 	if (!gctx->key_set)
968 	if (gctx->tls_aad_len >= 0)
971 	if (!gctx->iv_set)
977 			if (CRYPTO_gcm128_aad(&gctx->gcm, in, len))
982 			if (gctx->ctr)
984 				if (CRYPTO_gcm128_encrypt_ctr32(&gctx->gcm,
986 							gctx->ctr))
990 				if (CRYPTO_gcm128_encrypt(&gctx->gcm, in, out, len))
996 			if (gctx->ctr)
998 				if (CRYPTO_gcm128_decrypt_ctr32(&gctx->gcm,
1000 							gctx->ctr))
1004 				if (CRYPTO_gcm128_decrypt(&gctx->gcm, in, out, len))
1014 			if (gctx->taglen < 0)
1016 			if (CRYPTO_gcm128_finish(&gctx->gcm,
1017 					ctx->buf, gctx->taglen) != 0)
1019 			gctx->iv_set = 0;
1022 		CRYPTO_gcm128_tag(&gctx->gcm, ctx->buf, 16);
1023 		gctx->taglen = 16;
1025 		gctx->iv_set = 0;