/* * ccmode_ctr_setctr.c * corecrypto * * Created on 2/1/2017 * * Copyright (c) 2017 Apple Inc. All rights reserved. * * * @APPLE_OSREFERENCE_LICENSE_HEADER_START@ * * This file contains Original Code and/or Modifications of Original Code * as defined in and that are subject to the Apple Public Source License * Version 2.0 (the 'License'). You may not use this file except in * compliance with the License. The rights granted to you under the License * may not be used to create, or enable the creation or redistribution of, * unlawful or unlicensed copies of an Apple operating system, or to * circumvent, violate, or enable the circumvention or violation of, any * terms of an Apple operating system software license agreement. * * Please obtain a copy of the License at * http://www.opensource.apple.com/apsl/ and read it before using this file. * * The Original Code and all software distributed under the License are * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. * Please see the License for the specific language governing rights and * limitations under the License. * * @APPLE_OSREFERENCE_LICENSE_HEADER_END@ */ #include "ccmode_internal.h" int ccmode_ctr_setctr(CC_UNUSED const struct ccmode_ctr *mode, ccctr_ctx *ctx, const void *ctr) { CCMODE_CTR_KEY_PAD_OFFSET(ctx) = CCMODE_CTR_KEY_ECB(ctx)->block_size; CC_MEMCPY(CCMODE_CTR_KEY_CTR(ctx), ctr, CCMODE_CTR_KEY_ECB(ctx)->block_size); return 0; }