6459548ee3
The methodology used to generate this CL is documented in https://crbug.com/1098010#c95. No-Try: true Bug: 1098010 Change-Id: I26884c98578ee1ba4d7708ace5b25d1df5c0e576 Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3895939 Owners-Override: Avi Drissman <avi@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org> Reviewed-by: Mark Mentovai <mark@chromium.org> Auto-Submit: Avi Drissman <avi@chromium.org> Cr-Commit-Position: refs/heads/main@{#1047098}
79 lines
2.1 KiB
C++
79 lines
2.1 KiB
C++
// Copyright 2013 The Chromium Authors
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file.
|
|
|
|
#ifndef NET_DNS_RECORD_PARSED_H_
|
|
#define NET_DNS_RECORD_PARSED_H_
|
|
|
|
#include <stdint.h>
|
|
|
|
#include <memory>
|
|
#include <string>
|
|
|
|
#include "base/check.h"
|
|
#include "base/time/time.h"
|
|
#include "net/base/net_export.h"
|
|
|
|
namespace net {
|
|
|
|
class DnsRecordParser;
|
|
class RecordRdata;
|
|
|
|
// Parsed record. This is a form of DnsResourceRecord where the rdata section
|
|
// has been parsed into a data structure.
|
|
class NET_EXPORT_PRIVATE RecordParsed {
|
|
public:
|
|
virtual ~RecordParsed();
|
|
|
|
// All records are inherently immutable. Return a const pointer.
|
|
static std::unique_ptr<const RecordParsed> CreateFrom(
|
|
DnsRecordParser* parser,
|
|
base::Time time_created);
|
|
|
|
const std::string& name() const { return name_; }
|
|
uint16_t type() const { return type_; }
|
|
uint16_t klass() const { return klass_; }
|
|
uint32_t ttl() const { return ttl_; }
|
|
|
|
base::Time time_created() const { return time_created_; }
|
|
|
|
template <class T> const T* rdata() const {
|
|
if (T::kType != type_)
|
|
return nullptr;
|
|
|
|
// Expect RData should always be parsed for recognized types.
|
|
DCHECK(rdata_);
|
|
|
|
return static_cast<const T*>(rdata_.get());
|
|
}
|
|
|
|
// Gets the rdata without casting to a known RData type.
|
|
const RecordRdata* rdata_for_testing() const { return rdata_.get(); }
|
|
|
|
// Check if two records have the same data. Ignores time_created and ttl.
|
|
// If |is_mdns| is true, ignore the top bit of the class
|
|
// (the cache flush bit).
|
|
bool IsEqual(const RecordParsed* other, bool is_mdns) const;
|
|
|
|
private:
|
|
RecordParsed(const std::string& name,
|
|
uint16_t type,
|
|
uint16_t klass,
|
|
uint32_t ttl,
|
|
std::unique_ptr<const RecordRdata> rdata,
|
|
base::Time time_created);
|
|
|
|
std::string name_; // in dotted form
|
|
const uint16_t type_;
|
|
const uint16_t klass_;
|
|
const uint32_t ttl_;
|
|
|
|
const std::unique_ptr<const RecordRdata> rdata_;
|
|
|
|
const base::Time time_created_;
|
|
};
|
|
|
|
} // namespace net
|
|
|
|
#endif // NET_DNS_RECORD_PARSED_H_
|