/* * Copyright (c) 2010-2011 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 _SEC_TRANSFORMVALIDATOR_H__ #define _SEC_TRANSFORMVALIDATOR_H__ CF_EXTERN_C_BEGIN /*! @function SecTransformCreateValidatorForCFtype @abstract Create a validator that triggers an error when presented a CF type other then expected_type, or a NULL value if null_allowed is NO. @result A SecTransformAttributeActionBlock suitable for passing to SecTransformSetAttributeAction with an actyion type of kSecTransformActionAttributeValidation. @discussion If the validator is passed an incorrect CF type it will return a CFError including the type it was given, the value it was given, the type it expected, and if a NULL value is acceptable as well as what attribute the value was sent to. */ CF_EXPORT SecTransformAttributeActionBlock SecTransformCreateValidatorForCFtype(CFTypeID expected_type, Boolean null_allowed); CF_EXTERN_C_END #endif