| // Copyright 2018 The Fuchsia Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #pragma once |
| |
| #include <stdint.h> |
| |
| namespace zxdb { |
| |
| class AddressRange { |
| public: |
| AddressRange() = default; |
| AddressRange(uint64_t begin, uint64_t end); |
| |
| uint64_t begin() const { return begin_; } |
| uint64_t end() const { return end_; } |
| |
| uint64_t size() const { return end_ - begin_; } |
| bool empty() const { return end_ == begin_; } |
| |
| bool InRange(uint64_t addr) const { |
| return addr >= begin_ && addr < end_; |
| } |
| |
| private: |
| uint64_t begin_ = 0; |
| uint64_t end_ = 0; |
| }; |
| |
| // Comparison functor for comparing the beginnings of address ranges. |
| // Secondarily sorts based on size. |
| struct AddressRangeBeginCmp { |
| bool operator()(const AddressRange& a, const AddressRange& b) const { |
| if (a.begin() == b.begin()) |
| return a.size() < b.size(); |
| return a.begin() < b.begin(); |
| } |
| }; |
| |
| } // namespace zxdb |