mirror of https://github.com/aria2/aria2
104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
/* <!-- copyright */
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/*
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* aria2 - The high speed download utility
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*
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* Copyright (C) 2006 Tatsuhiro Tsujikawa
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* In addition, as a special exception, the copyright holders give
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* permission to link the code of portions of this program with the
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* OpenSSL library under certain conditions as described in each
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* individual source file, and distribute linked combinations
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* including the two.
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* You must obey the GNU General Public License in all respects
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* for all of the code used other than OpenSSL. If you modify
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* file(s) with this exception, you may extend this exception to your
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* version of the file(s), but you are not obligated to do so. If you
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* do not wish to do so, delete this exception statement from your
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* version. If you delete this exception statement from all source
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* files in the program, then also delete it here.
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*/
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/* copyright --> */
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#include "HttpHeader.h"
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#include "Util.h"
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void HttpHeader::put(const string& name, const string& value) {
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multimap<string, string>::value_type vt(Util::toLower(name), value);
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table.insert(vt);
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}
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bool HttpHeader::defined(const string& name) const {
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return table.count(Util::toLower(name)) >= 1;
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}
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string HttpHeader::getFirst(const string& name) const {
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multimap<string, string>::const_iterator itr = table.find(Util::toLower(name));
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if(itr == table.end()) {
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return "";
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} else {
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return (*itr).second;
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}
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}
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Strings HttpHeader::get(const string& name) const {
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Strings v;
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for(multimap<string, string>::const_iterator itr = table.find(Util::toLower(name)); itr != table.end(); itr++) {
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v.push_back((*itr).second);
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}
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return v;
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}
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int32_t HttpHeader::getFirstAsInt(const string& name) const {
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return getFirstAsLLInt(name);
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}
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int64_t HttpHeader::getFirstAsLLInt(const string& name) const {
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string value = getFirst(name);
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if(value == "") {
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return 0;
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} else {
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return strtoll(value.c_str(), 0, 10);
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}
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}
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RangeHandle HttpHeader::getRange() const
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{
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string rangeStr = getFirst("Content-Range");
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if(rangeStr == "") {
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string contentLengthStr = getFirst("Content-Length");
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if(contentLengthStr == "") {
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return new Range(0, 0, 0);
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} else {
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int64_t contentLength = strtoll(contentLengthStr.c_str(), 0, 10);
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return new Range(0, contentLength-1, contentLength);
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}
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}
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string::size_type rangeSpecIndex = rangeStr.find("bytes ");
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if(rangeSpecIndex == string::npos) {
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return new Range(0, 0, 0);
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}
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pair<string, string> rangePair;
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Util::split(rangePair, rangeStr.substr(rangeSpecIndex+6), '/');
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pair<string, string> startEndBytePair;
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Util::split(startEndBytePair, rangePair.first, '-');
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int64_t startByte = STRTOLL(startEndBytePair.first.c_str());
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int64_t endByte = STRTOLL(startEndBytePair.second.c_str());
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int64_t entityLength = STRTOLL(rangePair.second.c_str());
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return new Range(startByte, endByte, entityLength);
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}
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