85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
/* Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; version 2 of the License.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#include "keys_iterator.h"
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#include "keyring.h"
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namespace keyring {
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/**
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Standard Constructor.
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*/
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Keys_iterator::Keys_iterator(ILogger* logger)
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: logger(logger)
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{
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}
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/**
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This function initiates the internal pointers to point to
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begining of the first element of keys metadata.
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*/
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void Keys_iterator::init()
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{
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key_metadata_list= keys->get_keys_metadata();
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key_metadata_list_iterator= key_metadata_list.begin();
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}
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/**
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Call to this function will advance internal pointers point to correct
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key data and return the key information. If there is no more keys to
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fetch then this function would return NULL.
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@param [out] km Refers to the fetched key from backend
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store. This will be NULL if there is no
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key to fetch.
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@return 0 Success
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@return 1 Failure
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*/
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bool Keys_iterator::get_key(Key_metadata **km)
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{
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/* if list is empty */
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if (key_metadata_list_iterator == key_metadata_list.end())
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{
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*km= NULL;
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return false;
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}
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else
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{
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boost::movelib::unique_ptr<Key_metadata> key_meta(new Key_metadata());
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key_meta->id= key_metadata_list_iterator->id;
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key_meta->user= key_metadata_list_iterator->user;
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*km= key_meta.release();
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}
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key_metadata_list_iterator++;
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return false;
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}
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/**
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Release all internal pointers.
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*/
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void Keys_iterator::deinit()
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{
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this->logger= NULL;
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this->key_metadata_list.clear();
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}
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Keys_iterator::~Keys_iterator()
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{
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}
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}
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