Security/libsecurity_keychain/lib/SecBridge.h

   1 /*
   2  * Copyright (c) 2000-2004,2011,2013-2014 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 #ifndef _SECURITY_SECBRIDGE_H_
  25 #define _SECURITY_SECBRIDGE_H_
  26
  27 #include <security_keychain/Globals.h>
  28 #include <security_keychain/SecCFTypes.h>
  29 #include "SecBasePriv.h"
  30 #include <Security/SecKeychainPriv.h>
  31 #include <security_keychain/KCUtilities.h>
  32 #include <security_cdsa_utilities/cssmbridge.h>
  33
  34 using namespace KeychainCore;
  35
  36 //
  37 // API boilerplate macros. These provide a frame for C++ code that is impermeable to exceptions.
  38 // Usage:
  39 //      BEGIN_API
  40 //              ... your C++ code here ...
  41 //  END_API             // returns CSSM_RETURN on exception
  42 //      END_API0        // returns nothing (void) on exception
  43 //      END_API1(bad) // return (bad) on exception
  44 //      END_API2(name) // like END_API, with API name as debug scope for printing function result
  45 //      END_API3(name, bad) // like END_API1, with API name as debug scope for printing function result
  46 //
  47 #define BEGIN_SECAPI \
  48     OSStatus __secapiresult = errSecSuccess; \
  49         try {
  50 #define END_SECAPI }\
  51         catch (const MacOSError &err) { __secapiresult=err.osStatus(); } \
  52         catch (const CommonError &err) { __secapiresult=SecKeychainErrFromOSStatus(err.osStatus()); } \
  53         catch (const std::bad_alloc &) { __secapiresult=errSecAllocate; } \
  54         catch (...) { __secapiresult=errSecInternalComponent; } \
  55     return __secapiresult;
  56 #define END_SECAPI1(BAD_RETURN_VAL) \
  57         } \
  58         catch (...) \
  59         { \
  60                 __secapiresult=BAD_RETURN_VAL; \
  61         } \
  62         return __secapiresult;
  63 #define END_SECAPI1(BAD_RETURN_VAL) }\
  64     catch (...) { __secapiresult=BAD_RETURN_VAL; } \
  65     return __secapiresult;
  66 #define END_SECAPI0 }\
  67     catch (...) { return; }
  68
  69 #endif /* !_SECURITY_SECBRIDGE_H_ */