1  /*
 2   * Copyright (c) 2004,2006 Apple Computer, 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  //
26  // tokenaccess - access management to a TokenDatabase's Token's TokenDaemon's tokend
27  //
28  #include "tokenaccess.h"
29  
30  
31  //
32  // Process an exception thrown (presumably) by a TokenDaemon interface call.
33  //
34  void Access::operator () (const CssmError &err)
35  {
36  	if (++mIteration > 2) {
37  		secinfo("tokendb", "retry failed; aborting operation");
38  		throw;
39  	}
40  	
41  	//@@@ hack until tokend returns RESET
42  	if (err.error == -1) {
43  		secinfo("tokendb", "TEMP HACK (error -1) action - reset and retry");
44  		token.resetAcls();
45  		return;
46  	}
47  	
48  	if (CSSM_ERR_IS_CONVERTIBLE(err.error))
49  		switch (CSSM_ERRCODE(err.error)) {
50  		case CSSM_ERRCODE_OPERATION_AUTH_DENIED:
51  		case CSSM_ERRCODE_OBJECT_USE_AUTH_DENIED:
52  			// @@@ do something more focused here, but for now...
53  			secinfo("tokendb", "tokend denies auth; we're punting for now");
54  			throw;
55  		case CSSM_ERRCODE_DEVICE_RESET:
56  			secinfo("tokendb", "tokend signals reset; clearing and retrying");
57  			token.resetAcls();
58  			return;	// induce retry
59  		}
60  	// all others are non-recoverable
61  	secinfo("tokendb", "non-recoverable error in Access(): %d", err.error);
62  	throw;
63  }