-/*
- * Copyright (c) 2000-2004 Apple Computer, Inc. All Rights Reserved.
- *
- * The contents of this file constitute Original Code as defined in and are
- * subject to the Apple Public Source License Version 1.2 (the 'License').
- * You may not use this file except in compliance with the License. Please obtain
- * a copy of the License at http://www.apple.com/publicsource and read it before
- * using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS
- * OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, INCLUDING WITHOUT
- * LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
- * PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. Please see the License for the
- * specific language governing rights and limitations under the License.
- */
-
-
-//
-// mdsclient - friendly interface to CDSA MDS API
-//
-#include <security_cdsa_client/mdsclient.h>
-
-
-namespace Security {
-namespace CssmClient {
-
-
-//
-// DLAccess gets a virtual destructor just in case
-//
-DLAccess::~DLAccess()
-{ }
-
-
-//
-// Basic Record objects (abstract)
-//
-Record::Record(const char * const * names)
- : CssmAutoData(Allocator::standard(Allocator::sensitive))
-{
- addAttributes(names);
-}
-
-void Record::addAttributes(const char * const * name)
-{
- if (name)
- while (*name)
- mAttributes.add(CssmDbAttributeInfo(*name++));
-}
-
-Record::~Record()
-{ }
-
-
-//
-// Tables and their components (non-template common features)
-//
-TableBase::TableBase(DLAccess &source, CSSM_DB_RECORDTYPE type, bool getData /* = true */)
- : database(source), mRecordType(type), mGetData(getData)
-{
-}
-
-TableBase::Handle::~Handle()
-{
- if (query)
- mAccess->dlAbortQuery(query);
-}
-
-TableBase::Uid::~Uid()
-{
- if (uid)
- mAccess->dlFreeUniqueId(uid);
-}
-
-TableBase::Iterator::Iterator(DLAccess *ac, CSSM_HANDLE query,
- CSSM_DB_UNIQUE_RECORD *id, Record *record, bool getData)
- : mAccess(ac), mQuery(new Handle(ac, query)),
- mUid(new Uid(ac, id)), mRecord(record), mGetData(getData)
-{ }
-
-
-void TableBase::Iterator::advance(Record *fill)
-{
- RefPointer<Record> newRecord = fill; // hold it safely
- CSSM_DB_UNIQUE_RECORD *id;
- CssmAutoData data(mAccess->allocator());
- if (mAccess->dlGetNext(mQuery->query, newRecord->attributes(),
- mGetData ? &data.get() : NULL, id)) {
- if (mGetData)
- newRecord->recordData() = data;
- mUid = new Uid(mAccess, id);
- mRecord = newRecord;
- } else {
- mQuery->query = CSSM_INVALID_HANDLE; // was automatically aborted
- // release all iterator resources and make me == end()
- mQuery = NULL;
- mUid = NULL;
- mRecord = NULL;
- }
-}
-
-
-uint32 TableBase::erase(const CSSM_QUERY &query)
-{
- CSSM_DB_UNIQUE_RECORD *id;
- CssmDbRecordAttributeData noAttributes;
- CSSM_HANDLE handle = database.dlGetFirst(query, noAttributes, NULL, id);
- if (handle == CSSM_INVALID_HANDLE)
- return 0; // no match, nothing erased
- uint32 count = 0;
- do {
- database.dlDeleteRecord(id);
- count++;
- database.dlFreeUniqueId(id);
- } while (database.dlGetNext(handle, noAttributes, NULL, id));
- return count;
-}
-
-uint32 TableBase::erase(const Query &query)
-{
- return erase(query.cssmQuery());
-}
-
-
-} // end namespace CssmClient
-} // end namespace Security