| // 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. |
| |
| #ifndef SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_MEMORY_DUMP_H_ |
| #define SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_MEMORY_DUMP_H_ |
| |
| #include <stdint.h> |
| |
| #include <vector> |
| |
| #include "src/developer/debug/ipc/records.h" |
| |
| namespace zxdb { |
| |
| // Memory in a debugged process can be mapped or not mapped. This dump object represents a view into |
| // memory consisting of a sequence of these blocks. |
| class MemoryDump { |
| public: |
| MemoryDump(); |
| MemoryDump(std::vector<debug_ipc::MemoryBlock>&& blocks); |
| ~MemoryDump(); |
| |
| // Returns the begin address of this dump. |
| uint64_t address() const { |
| if (blocks_.empty()) |
| return 0; |
| return blocks_[0].address; |
| } |
| |
| // Returns the total size covered by this memory dump. |
| uint64_t size() const { |
| if (blocks_.empty()) |
| return 0; |
| return blocks_.back().address + blocks_.back().size - blocks_.front().address; |
| } |
| |
| // Returns true if every block in this memory dump is valid. |
| bool AllValid() const; |
| |
| // The blocks in the memory dump will be contiguous. Anything not mapped will be represented by a |
| // block marked not valid. |
| const std::vector<debug_ipc::MemoryBlock>& blocks() const { return blocks_; } |
| |
| // Helper function to read out of the memory. If the given address is outside the range or is not |
| // mapped, returns false. Otherwise fills it into the given output. |
| bool GetByte(uint64_t address, uint8_t* byte) const; |
| |
| private: |
| std::vector<debug_ipc::MemoryBlock> blocks_; |
| }; |
| |
| } // namespace zxdb |
| |
| #endif // SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_MEMORY_DUMP_H_ |