aria2/src/Range.cc

85 lines
2.5 KiB
C++

/* <!-- copyright */
/*
* aria2 - The high speed download utility
*
* Copyright (C) 2010 Tatsuhiro Tsujikawa
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* In addition, as a special exception, the copyright holders give
* permission to link the code of portions of this program with the
* OpenSSL library under certain conditions as described in each
* individual source file, and distribute linked combinations
* including the two.
* You must obey the GNU General Public License in all respects
* for all of the code used other than OpenSSL. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you
* do not wish to do so, delete this exception statement from your
* version. If you delete this exception statement from all source
* files in the program, then also delete it here.
*/
/* copyright --> */
#include "Range.h"
namespace aria2 {
Range::Range():startByte(0), endByte(0), entityLength(0) {}
Range::Range(int64_t startByte, int64_t endByte, int64_t entityLength)
: startByte(startByte), endByte(endByte), entityLength(entityLength)
{}
Range::Range(const Range& c)
: startByte(c.startByte),
endByte(c.endByte),
entityLength(c.entityLength)
{}
Range::~Range() {}
Range& Range::operator=(const Range& c)
{
if(this != &c) {
startByte = c.startByte;
endByte = c.endByte;
entityLength = c.entityLength;
}
return *this;
}
bool Range::operator==(const Range& range) const
{
return startByte == range.startByte &&
endByte == range.endByte &&
entityLength == range.entityLength;
}
bool Range::operator!=(const Range& range) const
{
return !(*this == range);
}
int64_t Range::getContentLength() const
{
if(endByte >= startByte) {
return endByte-startByte+1;
} else {
return 0;
}
}
} // namespace aria2