Keychain/SecBridge.h

   1 /*
   2  * Copyright (c) 2000-2002 Apple Computer, Inc. All Rights Reserved.
   3  *
   4  * The contents of this file constitute Original Code as defined in and are
   5  * subject to the Apple Public Source License Version 1.2 (the 'License').
   6  * You may not use this file except in compliance with the License. Please obtain
   7  * a copy of the License at http://www.apple.com/publicsource and read it before
   8  * using this file.
   9  *
  10  * This Original Code and all software distributed under the License are
  11  * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
  12  * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
  13  * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
  14  * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
  15  * specific language governing rights and limitations under the License.
  16  */
  17
  18 #ifndef _SECURITY_SECBRIDGE_H_
  19 #define _SECURITY_SECBRIDGE_H_
  20
  21 #include <Security/Globals.h>
  22 #include <Security/KCUtilities.h>
  23 #include <Security/SecCFTypes.h>
  24
  25 using namespace KeychainCore;
  26
  27 //
  28 // API boilerplate macros. These provide a frame for C++ code that is impermeable to exceptions.
  29 // Usage:
  30 //      BEGIN_API
  31 //              ... your C++ code here ...
  32 //  END_API             // returns CSSM_RETURN on exception
  33 //      END_API0        // returns nothing (void) on exception
  34 //      END_API1(bad) // return (bad) on exception
  35 //
  36 #define BEGIN_SECAPI \
  37         try { \
  38                 StLock<Mutex> _(globals().apiLock);
  39 #define END_SECAPI \
  40         } \
  41         catch (const MacOSError &err) { return err.osStatus(); } \
  42         catch (const CssmCommonError &err) { return GetKeychainErrFromCSSMErr(err.cssmError())/*err.cssmError(CSSM_CSSM_BASE_ERROR)*/; } \
  43         catch (const std::bad_alloc &) { return memFullErr; } \
  44         catch (...) { return internalComponentErr; } \
  45     return noErr;
  46 #define END_SECAPI0             } catch (...) { return; }
  47 #define END_SECAPI1(bad)        } catch (...) { return bad; }
  48
  49 #endif /* !_SECURITY_SECBRIDGE_H_ */