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https://github.com/aria2/aria2.git
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936ce09b83
Added XML2SAXMetalinkProcessor class, which is a lot faster than
the predecessor, Xml2MetalinkParser class.
I tested them against 94KB metalink file with 1234 chunk
checksums.
The new one parsed it in 22msec, while it took 6000msec with old
one.
* src/XML2SAXMetalinkProcessor.{h, cc}
* test/XML2SAXMetalinkProcessorTest.cc
* src/MetalinkParserController.{h, cc}
* test/MetalinkParserControllerTest.cc
* src/MetalinkParserState.h: Also added 16 subclasses.
* src/main.cc
* src/Metalink2RequestGroup.cc
* src/MetalinkHelper.cc
* src/MetalinkEntry.cc
* src/ChunkChecksum.h
Rewritten Base64 class for better performance.
* src/Base64.{h, cc}
* test/Base64Test.cc
* src/HttpRequest.cc
93 lines
3.0 KiB
C++
93 lines
3.0 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 "VerificationMetalinkParserState.h"
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#include "MetalinkParserStateMachine.h"
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#include "DlAbortEx.h"
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#include "Util.h"
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void VerificationMetalinkParserState::beginElement(MetalinkParserStateMachine* stm,
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const string& name,
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const map<string, string>& attrs)
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{
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if(name == "hash") {
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stm->setHashState();
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map<string, string>::const_iterator itr = attrs.find("type");
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if(itr == attrs.end()) {
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return;
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} else {
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string type = (*itr).second;
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stm->newChecksumTransaction();
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stm->setTypeOfChecksum(type);
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}
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} else if(name == "pieces") {
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stm->setPiecesState();
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try {
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int32_t length;
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{
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map<string, string>::const_iterator itr = attrs.find("length");
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if(itr == attrs.end()) {
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return;
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} else {
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length = Util::parseInt((*itr).second);
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}
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}
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string type;
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{
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map<string, string>::const_iterator itr = attrs.find("type");
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if(itr == attrs.end()) {
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return;
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} else {
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type = (*itr).second;
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}
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}
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stm->newChunkChecksumTransaction();
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stm->setLengthOfChunkChecksum(length);
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stm->setTypeOfChunkChecksum(type);
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} catch(RecoverableException* e) {
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delete e;
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stm->cancelChunkChecksumTransaction();
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}
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} else {
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stm->setSkipTagState(this);
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}
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}
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void VerificationMetalinkParserState::endElement(MetalinkParserStateMachine* stm,
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const string& name,
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const string& characters)
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{
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stm->setFileState();
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}
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