lib/csutilities.h

   1 /*
   2  * Copyright (c) 2007 Apple Inc. All Rights Reserved.
   3  *
   4  * @APPLE_LICENSE_HEADER_START@
   5  *
   6  * This file contains Original Code and/or Modifications of Original Code
   7  * as defined in and that are subject to the Apple Public Source License
   8  * Version 2.0 (the 'License'). You may not use this file except in
   9  * compliance with the License. Please obtain a copy of the License at
  10  * http://www.opensource.apple.com/apsl/ and read it before using this
  11  * file.
  12  *
  13  * The Original Code and all software distributed under the License are
  14  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  15  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  16  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
  18  * Please see the License for the specific language governing rights and
  19  * limitations under the License.
  20  *
  21  * @APPLE_LICENSE_HEADER_END@
  22  */
  23
  24 //
  25 // csutilities - miscellaneous utilities for the code signing implementation
  26 //
  27 // This is a collection of odds and ends that wouldn't fit anywhere else.
  28 // The common theme is that the contents are otherwise naturally homeless.
  29 //
  30 #ifndef _H_CSUTILITIES
  31 #define _H_CSUTILITIES
  32
  33 #include <Security/Security.h>
  34 #include <security_utilities/hashing.h>
  35 #include <security_cdsa_utilities/cssmdata.h>
  36
  37
  38 namespace Security {
  39 namespace CodeSigning {
  40
  41
  42 //
  43 // Calculate canonical hashes of certificate.
  44 // This is simply defined as (always) the SHA1 hash of the DER.
  45 //
  46 void hashOfCertificate(const void *certData, size_t certLength, SHA1::Digest digest);
  47 void hashOfCertificate(SecCertificateRef cert, SHA1::Digest digest);
  48
  49
  50 //
  51 // Check to see if a certificate contains a particular field, by OID. This works for extensions,
  52 // even ones not recognized by the local CL. It does not return any value, only presence.
  53 //
  54 bool certificateHasField(SecCertificateRef cert, const CssmOid &oid);
  55
  56
  57 } // end namespace CodeSigning
  58 } // end namespace Security
  59
  60 #endif // !_H_CSUTILITIES