mirror of https://github.com/aria2/aria2
76 lines
2.6 KiB
C++
76 lines
2.6 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 "NameResolver.h"
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#include <cstring>
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#include "DlAbortEx.h"
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#include "message.h"
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#include "fmt.h"
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#include "util.h"
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#include "SocketCore.h"
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#include "error_code.h"
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namespace aria2 {
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NameResolver::NameResolver():socktype_(0), family_(AF_UNSPEC) {}
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void NameResolver::resolve(std::vector<std::string>& resolvedAddresses,
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const std::string& hostname)
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{
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struct addrinfo* res;
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int s;
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s = callGetaddrinfo(&res, hostname.c_str(), 0, family_, socktype_, 0, 0);
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if(s) {
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throw DL_ABORT_EX2(fmt(EX_RESOLVE_HOSTNAME,
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hostname.c_str(), gai_strerror(s)),
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error_code::NAME_RESOLVE_ERROR);
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}
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WSAAPI_AUTO_DELETE<struct addrinfo*> resDeleter(res, freeaddrinfo);
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struct addrinfo* rp;
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for(rp = res; rp; rp = rp->ai_next) {
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std::pair<std::string, uint16_t> addressPort
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= util::getNumericNameInfo(rp->ai_addr, rp->ai_addrlen);
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resolvedAddresses.push_back(addressPort.first);
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}
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}
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void NameResolver::setSocktype(int socktype)
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{
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socktype_ = socktype;
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}
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} // namespace aria2
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