1/* 2 * Copyright (c) 2004 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// tempdatabase - temporary (scratch) storage for keys 27// 28// A TempDatabase locally manages keys using the AppleCSP while providing 29// no persistent storage. Keys live until they are no longer referenced in 30// client space, at which point they are destroyed. 31// 32#ifndef _H_TEMPDATABASE 33#define _H_TEMPDATABASE 34 35#include "localdatabase.h" 36 37 38// 39// A TempDatabase is simply a container of (a subclass of) LocalKey. 40// When it dies, all its contents irretrievably vanish. There is no DbCommon 41// or global object; each TempDatabase is completely distinct. 42// Database ACLs are not (currently) supported on TempDatabases. 43// 44class TempDatabase : public LocalDatabase { 45public: 46 TempDatabase(Process &proc); 47 48 const char *dbName() const; 49 bool transient() const; 50 51 RefPointer<Key> makeKey(const CssmKey &newKey, uint32 moreAttributes, 52 const AclEntryPrototype *owner); 53 54 void generateKey(const Context &context, 55 const AccessCredentials *cred, 56 const AclEntryPrototype *owner, uint32 usage, 57 uint32 attrs, RefPointer<Key> &newKey); 58 59protected: 60 void getSecurePassphrase(const Context &context, string &passphrase); 61 void makeSecurePassphraseKey(const Context &context, const AccessCredentials *cred, 62 const AclEntryPrototype *owner, uint32 usage, 63 uint32 attrs, RefPointer<Key> &newKey); 64}; 65 66#endif //_H_TEMPDATABASE 67