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/*
* Copyright (C) 2021 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2021 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-runtime-lib
* Created on: 15 мар. 2021 г.
*
* lsp-runtime-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-runtime-lib 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-runtime-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_RESOURCE_BUILTINLOADER_H_
#define LSP_PLUG_IN_RESOURCE_BUILTINLOADER_H_
#include <lsp-plug.in/runtime/version.h>
#include <lsp-plug.in/common/types.h>
#include <lsp-plug.in/runtime/LSPString.h>
#include <lsp-plug.in/io/Path.h>
#include <lsp-plug.in/resource/types.h>
#include <lsp-plug.in/resource/ILoader.h>
namespace lsp
{
namespace resource
{
/**
* Loader for built-in resources
*/
class BuiltinLoader: public ILoader
{
private:
BuiltinLoader & operator = (const BuiltinLoader & );
BuiltinLoader (const BuiltinLoader &);
protected:
const uint8_t *pData; // Compressed data
size_t nDataSize; // Data size
const raw_resource_t *pCatalog; // Catalog
size_t nCatSize; // Catalog size
size_t nBufSize; // Size of compression buffer
protected:
status_t find_entry(ssize_t *out, const io::Path *path);
public:
explicit BuiltinLoader();
virtual ~BuiltinLoader();
public:
/**
* Initialize builtin loader
*
* @param data compression data
* @param data_size size of compression data
* @param catalog catalog with entries
* @param catalog_size size of catalog
* @param buf_size size of compression buffer
* @return status of operation
*/
status_t init(const void *data, size_t data_size,
const raw_resource_t *catalog, size_t catalog_size,
size_t buf_size
);
public:
virtual io::IInStream *read_stream(const io::Path *name);
virtual ssize_t enumerate(const io::Path *path, resource_t **list);
};
}
}
#endif /* LSP_PLUG_IN_RESOURCE_BUILTINLOADER_H_ */
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