104 lines
2.4 KiB
C++
104 lines
2.4 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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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, either version 3 of the License, or
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* (at your option) any later version.
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*
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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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*
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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, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "ultima/ultima8/misc/debugger.h"
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#include "ultima/ultima8/filesys/archive.h"
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#include "ultima/ultima8/filesys/flex_file.h"
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#include "ultima/ultima8/filesys/u8_save_file.h"
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namespace Ultima {
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namespace Ultima8 {
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Archive::Archive() {
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_count = 0;
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}
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Archive::~Archive() {
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for (unsigned int i = 0; i < _sources.size(); ++i)
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delete _sources[i];
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_sources.clear();
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}
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Archive::Archive(Common::SeekableReadStream *rs) : _count(0) {
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addSource(rs);
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}
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bool Archive::addSource(FlexFile *af) {
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_sources.push_back(af);
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uint32 indexcount = af->getCount();
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if (indexcount > _count)
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_count = indexcount;
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return true;
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}
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bool Archive::addSource(Common::SeekableReadStream *rs) {
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if (!rs)
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return false;
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FlexFile *s = new FlexFile(rs);
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if (!s->isValid()) {
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delete s;
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return false;
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}
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return addSource(s);
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}
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void Archive::cache() {
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for (unsigned int i = 0; i < _count; ++i)
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cache(i);
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}
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void Archive::uncache() {
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for (unsigned int i = 0; i < _count; ++i)
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uncache(i);
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}
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uint8 *Archive::getRawObject(uint32 index, uint32 *sizep) {
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FlexFile *f = findArchiveFile(index);
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if (!f)
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return nullptr;
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return f->getObject(index, sizep);
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}
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uint32 Archive::getRawSize(uint32 index) const {
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FlexFile *f = findArchiveFile(index);
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if (!f) return 0;
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return f->getSize(index);
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}
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FlexFile *Archive::findArchiveFile(uint32 index) const {
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unsigned int n = _sources.size();
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for (unsigned int i = 1; i <= n; ++i) {
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if (_sources[n - i]->exists(index))
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return _sources[n - i];
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}
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return nullptr;
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}
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} // End of namespace Ultima8
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} // End of namespace Ultima
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