/*
* libopenraw - rw2container.cpp
*
* Copyright (C) 2011-2017 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 <libopenraw/debug.h>
#include "trace.hpp"
#include "rw2container.hpp"
using namespace Debug;
namespace OpenRaw {
namespace Internals {
Rw2Container::Rw2Container(const IO::Stream::Ptr &_file, off_t _offset)
: IfdFileContainer(_file, _offset), subtype_(0)
{
}
Rw2Container::~Rw2Container()
{
}
IfdFileContainer::EndianType Rw2Container::isMagicHeader(const char *p, int len)
{
if (len < 4) {
// we need at least 4 bytes to check
return ENDIAN_NULL;
}
if ((p[0] == 'I') && (p[1] == 'I')) {
if ((p[2] == 'U') && (p[3] == 0)) {
LOGDBG1("Identified EL RW2 file.\n");
return ENDIAN_LITTLE;
}
}
LOGERR("Unidentified RW2 file\n");
return ENDIAN_NULL;
}
}
}