openssl/engines/e_padlock.c

257 #define AES_BLOCK_SIZE		16
271 	unsigned char iv[AES_BLOCK_SIZE];	/* Initialization vector */
694 #define EVP_CIPHER_block_size_ECB	AES_BLOCK_SIZE
695 #define EVP_CIPHER_block_size_CBC	AES_BLOCK_SIZE
706 	AES_BLOCK_SIZE,			\
875 		padlock_xcrypt_ecb(nbytes/AES_BLOCK_SIZE, cdata, out_arg, in_arg);
879 		memcpy(cdata->iv, ctx->iv, AES_BLOCK_SIZE);
880 		iv = padlock_xcrypt_cbc(nbytes/AES_BLOCK_SIZE, cdata, out_arg, in_arg);
881 		memcpy(ctx->iv, iv, AES_BLOCK_SIZE);
885 		memcpy(cdata->iv, ctx->iv, AES_BLOCK_SIZE);
886 		iv = padlock_xcrypt_cfb(nbytes/AES_BLOCK_SIZE, cdata, out_arg, in_arg);
887 		memcpy(ctx->iv, iv, AES_BLOCK_SIZE);
891 		memcpy(cdata->iv, ctx->iv, AES_BLOCK_SIZE);
892 		padlock_xcrypt_ofb(nbytes/AES_BLOCK_SIZE, cdata, out_arg, in_arg);
893 		memcpy(ctx->iv, cdata->iv, AES_BLOCK_SIZE);
900 	memset(cdata->iv, 0, AES_BLOCK_SIZE);
932 			if (chunk >= AES_BLOCK_SIZE)
936 				while (chunk<AES_BLOCK_SIZE && nbytes!=0) {
940 			else	while (chunk<AES_BLOCK_SIZE && nbytes!=0) {
946 			ctx->num = chunk%AES_BLOCK_SIZE;
949 			if (chunk >= AES_BLOCK_SIZE)
952 			while (chunk<AES_BLOCK_SIZE && nbytes!=0) {
957 			ctx->num = chunk%AES_BLOCK_SIZE;
965 	if (nbytes % AES_BLOCK_SIZE)
968 	/* nbytes is always multiple of AES_BLOCK_SIZE in ECB and CBC
981 	if (!padlock_aes_align_required && (nbytes%AES_BLOCK_SIZE)==0)
993 	if (!realign_in_loop && (nbytes%AES_BLOCK_SIZE)==0)
1022 			padlock_xcrypt_ecb(chunk/AES_BLOCK_SIZE, cdata, out, inp);
1035 		memcpy(cdata->iv, ctx->iv, AES_BLOCK_SIZE);
1039 				memcpy(cdata->iv, iv, AES_BLOCK_SIZE);
1048 			iv = padlock_xcrypt_cbc(chunk/AES_BLOCK_SIZE, cdata, out, inp);
1056 		memcpy(ctx->iv, iv, AES_BLOCK_SIZE);
1060 		memcpy (iv = cdata->iv, ctx->iv, AES_BLOCK_SIZE);
1061 		chunk &= ~(AES_BLOCK_SIZE-1);
1066 				memcpy(cdata->iv, iv, AES_BLOCK_SIZE);
1075 			iv = padlock_xcrypt_cfb(chunk/AES_BLOCK_SIZE, cdata, out, inp);
1083 		} while (nbytes >= AES_BLOCK_SIZE);
1090 				memcpy(ivp, iv, AES_BLOCK_SIZE);
1116 		memcpy(ctx->iv, iv, AES_BLOCK_SIZE);
1120 		memcpy(cdata->iv, ctx->iv, AES_BLOCK_SIZE);
1121 		chunk &= ~(AES_BLOCK_SIZE-1);
1129 			padlock_xcrypt_ofb(chunk/AES_BLOCK_SIZE, cdata, out, inp);
1138 		} while (nbytes >= AES_BLOCK_SIZE);
1153 		memcpy(ctx->iv, cdata->iv, AES_BLOCK_SIZE);
1167 	memset(cdata->iv, 0, AES_BLOCK_SIZE);