scummvm/engines/saga/resource_rsc.cpp
Vladimir Serbinenko 7b9f0ab75d SAGA: Switch from custom macbinary parser to MacResManager
This makes it compatible with other resource fork formats after
update of detection entries
2022-12-18 20:46:34 +01:00

58 lines
2.1 KiB
C++

/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
// RSC Resource file management module (SAGA 1, used in ITE)
#include "saga/saga.h"
#include "saga/resource.h"
namespace Saga {
void ResourceContext_RSC::processPatches(Resource *resource, const GamePatchDescription *patchFiles) {
const GamePatchDescription *patchDescription;
ResourceData *resourceData;
// Process external patch files
for (patchDescription = patchFiles; patchDescription && patchDescription->fileName; ++patchDescription) {
if ((patchDescription->fileType & _fileType) != 0) {
if (patchDescription->resourceId < _table.size()) {
resourceData = &_table[patchDescription->resourceId];
// Check if we've already found a patch for this resource. One is enough.
if (!resourceData->patchData) {
resourceData->patchData = new PatchData(patchDescription->fileName);
Common::SeekableReadStream *s = resourceData->patchData->getStream();
if (s) {
resourceData->offset = 0;
resourceData->size = s->size();
// The patched ITE file is in memory, so close the patch file
resourceData->patchData->closeStream();
} else {
delete resourceData->patchData;
resourceData->patchData = nullptr;
}
}
}
}
}
}
} // End of namespace Saga