/*
* libopenraw - rawfilefactory.cpp
*
* Copyright (C) 2006-2017 Hubert Figuière
*
* This library 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 (at your option) any later version.
*
* This library 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 this library. If not, see
* <http://www.gnu.org/licenses/>.
*/
#include <stdlib.h>
#include <stddef.h>
#include <utility>
#include <cassert>
#include <libopenraw/debug.h>
#include "rawfile.hpp"
#include "rawfilefactory.hpp"
#include "trace.hpp"
using namespace Debug;
namespace OpenRaw {
namespace Internals {
RawFileFactory::RawFileFactory(RawFile::Type type,
const RawFileFactory::raw_file_factory_t &fn,
const char *ext)
{
LOGDBG1("registering type %d\n", (int)type);
registerType(type, fn, ext);
}
void RawFileFactory::registerType(RawFile::Type type,
const RawFileFactory::raw_file_factory_t &fn,
const char *ext)
{
if (fn == nullptr) {
LOGERR("NULL fn for registerFactory()\n");
assert(fn == nullptr);
}
table()[type] = fn;
extensions()[ext] = type;
}
void RawFileFactory::unRegisterType(RawFile::Type type)
{
Table::iterator iter = table().find(type);
if (iter == table().end()) {
LOGERR("attempting to unregisterFactory() in unregistered element\n");
assert(true);
}
table().erase(iter);
}
const char **RawFileFactory::fileExtensions()
{
static const char **_fileExtensions = NULL;
if (!_fileExtensions) {
Extensions &ext = extensions();
size_t s = ext.size();
_fileExtensions = (const char **)calloc((s + 1), sizeof(char *));
const char **current = _fileExtensions;
Extensions::const_iterator iter(ext.begin());
for (; iter != ext.end(); ++iter) {
*current = iter->first.c_str();
current++;
}
}
return _fileExtensions;
}
}
}