mirror of
https://github.com/klzgrad/naiveproxy.git
synced 2024-11-24 14:26:09 +03:00
95 lines
2.8 KiB
C++
95 lines
2.8 KiB
C++
// 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 <utility>
|
|
|
|
#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,
|
|
std::unique_ptr<const RecordRdata> rdata,
|
|
base::Time time_created)
|
|
: name_(name),
|
|
type_(type),
|
|
klass_(klass),
|
|
ttl_(ttl),
|
|
rdata_(std::move(rdata)),
|
|
time_created_(time_created) {}
|
|
|
|
RecordParsed::~RecordParsed() = default;
|
|
|
|
// static
|
|
std::unique_ptr<const RecordParsed> RecordParsed::CreateFrom(
|
|
DnsRecordParser* parser,
|
|
base::Time time_created) {
|
|
DnsResourceRecord record;
|
|
std::unique_ptr<const RecordRdata> rdata;
|
|
|
|
if (!parser->ReadRecord(&record))
|
|
return std::unique_ptr<const RecordParsed>();
|
|
|
|
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;
|
|
case OptRecordRdata::kType:
|
|
rdata = OptRecordRdata::Create(record.rdata, *parser);
|
|
break;
|
|
default:
|
|
DVLOG(1) << "Unknown RData type for received record: " << record.type;
|
|
return std::unique_ptr<const RecordParsed>();
|
|
}
|
|
|
|
if (!rdata.get())
|
|
return std::unique_ptr<const RecordParsed>();
|
|
|
|
return std::unique_ptr<const RecordParsed>(
|
|
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());
|
|
}
|
|
|
|
} // namespace net
|