/* * Copyright (c) 2017 Apple Inc. All Rights Reserved. * * @APPLE_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. 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_LICENSE_HEADER_END@ */ #ifndef SecPaddingConfigurations_h #define SecPaddingConfigurations_h #include <CoreFoundation/CoreFoundation.h> typedef CF_ENUM(uint8_t, SecPaddingType) { SecPaddingTypeMMCS CF_ENUM_AVAILABLE(10_13, 11_0) = 0, } CF_ENUM_AVAILABLE(10_13, 11_0); /*! @function @abstract Compute the padding size given the size of the content @param type Type of content to be protected @param size size before padding @param error Output parameter to a CFErrorRef @result number of bytes to add to the message. Only returns a negative value on SecPaddingType mismatch with a CFError assigned */ int64_t SecPaddingCompute(SecPaddingType type, uint32_t size, CFErrorRef *error) __OSX_AVAILABLE(10.13) __IOS_AVAILABLE(11.0) __TVOS_AVAILABLE(11.0) __WATCHOS_AVAILABLE(4.0); #endif