-/*
- * Copyright (c) 2000-2001 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.
- */
-
-
-#ifdef __MWERKS__
-#define _CPP_DATABASE
-#endif
-#include <security_cdsa_plugin/Database.h>
-#include <Security/cssmerr.h>
-#include <security_cdsa_plugin/DbContext.h>
-#include <memory>
-
-DatabaseManager::DatabaseManager ()
-{
-}
-
-DatabaseManager::~DatabaseManager ()
-{
-}
-
-Database *
-DatabaseManager::get (const DbName &inDbName)
-{
- StLock<Mutex> _(mDatabaseMapLock);
- DatabaseMap::iterator anIterator = mDatabaseMap.find (inDbName);
- if (anIterator == mDatabaseMap.end())
- {
- auto_ptr<Database> aDatabase(make(inDbName));
- mDatabaseMap.insert(DatabaseMap::value_type(aDatabase->mDbName, aDatabase.get()));
- return aDatabase.release();
- }
-
- return anIterator->second;
-}
-
-void
-DatabaseManager::removeIfUnused(Database &inDatabase)
-{
- StLock<Mutex> _(mDatabaseMapLock);
- if (!inDatabase.hasDbContexts()) {
- mDatabaseMap.erase(inDatabase.mDbName);
- delete &inDatabase;
- }
-}
-
-DbContext &
-DatabaseManager::dbOpen(DatabaseSession &inDatabaseSession,
- const DbName &inDbName,
- CSSM_DB_ACCESS_TYPE inAccessRequest,
- const AccessCredentials *inAccessCred,
- const void *inOpenParameters)
-{
- Database &aDatabase = *get(inDbName);
- try
- {
- return aDatabase._dbOpen(inDatabaseSession, inAccessRequest, inAccessCred, inOpenParameters);
- }
- catch (...)
- {
- removeIfUnused(aDatabase);
- throw;
- }
-}
-
-DbContext &
-DatabaseManager::dbCreate(DatabaseSession &inDatabaseSession,
- const DbName &inDbName,
- const CSSM_DBINFO &inDBInfo,
- CSSM_DB_ACCESS_TYPE inAccessRequest,
- const CSSM_RESOURCE_CONTROL_CONTEXT *inCredAndAclEntry,
- const void *inOpenParameters)
-{
- Database &aDatabase = *get(inDbName);
- try
- {
- return aDatabase._dbCreate(inDatabaseSession, inDBInfo, inAccessRequest,
- inCredAndAclEntry, inOpenParameters);
- }
- catch (...)
- {
- removeIfUnused(aDatabase);
- throw;
- }
-}
-
-// Delete a DbContext instance created by calling dbOpen or dbCreate.
-void
-DatabaseManager::dbClose(DbContext &inDbContext)
-{
- Database &aDatabase = inDbContext.mDatabase;
- aDatabase._dbClose(inDbContext);
- removeIfUnused(aDatabase);
-}
-
-// Delete a database.
-void
-DatabaseManager::dbDelete(DatabaseSession &inDatabaseSession,
- const DbName &inDbName,
- const AccessCredentials *inAccessCred)
-{
- Database &aDatabase = *get(inDbName);
- try
- {
- aDatabase.dbDelete(inDatabaseSession, inAccessCred);
- }
- catch (...)
- {
- removeIfUnused(aDatabase);
- throw;
- }
-
- removeIfUnused(aDatabase);
-}
-
-// List all available databases.
-CSSM_NAME_LIST_PTR
-DatabaseManager::getDbNames(DatabaseSession &inDatabaseSession)
-{
- CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
-}
-
-void
-DatabaseManager::freeNameList(DatabaseSession &inDatabaseSession,
- CSSM_NAME_LIST &inNameList)
-{
- CssmError::throwMe(CSSM_ERRCODE_FUNCTION_NOT_IMPLEMENTED);
-}
-
-// Start of Database implementation.
-
-Database::Database (const DbName &inDbName)
-: mDbName(inDbName)
-{
-}
-
-Database::~Database ()
-{
-}
-
-bool
-Database::hasDbContexts()
-{
- StLock<Mutex> _(mDbContextSetLock);
- return !mDbContextSet.empty();
-}
-
-DbContext &
-Database::_dbOpen(DatabaseSession &inDatabaseSession,
- CSSM_DB_ACCESS_TYPE inAccessRequest,
- const AccessCredentials *inAccessCred,
- const void *inOpenParameters)
-{
- auto_ptr<DbContext>aDbContext(makeDbContext(inDatabaseSession,
- inAccessRequest,
- inAccessCred,
- inOpenParameters));
- {
- StLock<Mutex> _(mDbContextSetLock);
- mDbContextSet.insert(aDbContext.get());
- // Release the mDbContextSetLock
- }
-
- try
- {
- dbOpen(*aDbContext);
- }
- catch (...)
- {
- StLock<Mutex> _(mDbContextSetLock);
- mDbContextSet.erase(aDbContext.get());
- throw;
- }
-
- return *aDbContext.release();
-}
-
-DbContext &
-Database::_dbCreate(DatabaseSession &inDatabaseSession,
- const CSSM_DBINFO &inDBInfo,
- CSSM_DB_ACCESS_TYPE inAccessRequest,
- const CSSM_RESOURCE_CONTROL_CONTEXT *inCredAndAclEntry,
- const void *inOpenParameters)
-{
- auto_ptr<DbContext>aDbContext(makeDbContext(inDatabaseSession,
- inAccessRequest,
- (inCredAndAclEntry
- ? AccessCredentials::optional(inCredAndAclEntry->AccessCred)
- : NULL),
- inOpenParameters));
- {
- StLock<Mutex> _(mDbContextSetLock);
- mDbContextSet.insert(aDbContext.get());
- // Release the mDbContextSetLock
- }
-
- try
- {
- dbCreate(*aDbContext, inDBInfo,
- inCredAndAclEntry ? &inCredAndAclEntry->InitialAclEntry : NULL);
- }
- catch (...)
- {
- StLock<Mutex> _(mDbContextSetLock);
- mDbContextSet.erase(aDbContext.get());
- throw;
- }
-
- return *aDbContext.release();
-}
-
-void
-Database::_dbClose(DbContext &dbContext)
-{
- StLock<Mutex> _(mDbContextSetLock);
- mDbContextSet.erase(&dbContext);
- if (mDbContextSet.empty())
- dbClose();
-}
projects / apple / security.git / blobdiff