// Copyright (c) 2013 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #include "net/dns/record_parsed.h" #include #include "base/logging.h" #include "net/dns/dns_response.h" #include "net/dns/record_rdata.h" namespace net { RecordParsed::RecordParsed(const std::string& name, uint16_t type, uint16_t klass, uint32_t ttl, scoped_ptr rdata, base::Time time_created) : name_(name), type_(type), klass_(klass), ttl_(ttl), rdata_(std::move(rdata)), time_created_(time_created) {} RecordParsed::~RecordParsed() { } // static scoped_ptr RecordParsed::CreateFrom( DnsRecordParser* parser, base::Time time_created) { DnsResourceRecord record; scoped_ptr rdata; if (!parser->ReadRecord(&record)) return scoped_ptr(); switch (record.type) { case ARecordRdata::kType: rdata = ARecordRdata::Create(record.rdata, *parser); break; case AAAARecordRdata::kType: rdata = AAAARecordRdata::Create(record.rdata, *parser); break; case CnameRecordRdata::kType: rdata = CnameRecordRdata::Create(record.rdata, *parser); break; case PtrRecordRdata::kType: rdata = PtrRecordRdata::Create(record.rdata, *parser); break; case SrvRecordRdata::kType: rdata = SrvRecordRdata::Create(record.rdata, *parser); break; case TxtRecordRdata::kType: rdata = TxtRecordRdata::Create(record.rdata, *parser); break; case NsecRecordRdata::kType: rdata = NsecRecordRdata::Create(record.rdata, *parser); break; default: DVLOG(1) << "Unknown RData type for received record: " << record.type; return scoped_ptr(); } if (!rdata.get()) return scoped_ptr(); return scoped_ptr( new RecordParsed(record.name, record.type, record.klass, record.ttl, std::move(rdata), time_created)); } bool RecordParsed::IsEqual(const RecordParsed* other, bool is_mdns) const { DCHECK(other); uint16_t klass = klass_; uint16_t other_klass = other->klass_; if (is_mdns) { klass &= dns_protocol::kMDnsClassMask; other_klass &= dns_protocol::kMDnsClassMask; } return name_ == other->name_ && klass == other_klass && type_ == other->type_ && rdata_->IsEqual(other->rdata_.get()); } }