1//===-- MachVMMemory.h ------------------------------------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// Created by Greg Clayton on 6/26/07.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_MACHVMMEMORY_H
14#define LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_MACHVMMEMORY_H
15
16#include "DNBDefs.h"
17#include "DNBError.h"
18#include <mach/mach.h>
19
20class MachVMMemory {
21public:
22 MachVMMemory();
23 ~MachVMMemory();
24 nub_size_t Read(task_t task, nub_addr_t address, void *data,
25 nub_size_t data_count);
26 nub_size_t Write(task_t task, nub_addr_t address, const void *data,
27 nub_size_t data_count);
28 nub_size_t PageSize(task_t task);
29 nub_bool_t GetMemoryRegionInfo(task_t task, nub_addr_t address,
30 DNBRegionInfo *region_info);
31 nub_bool_t GetMemoryProfile(DNBProfileDataScanType scanType, task_t task,
32 struct task_basic_info ti, cpu_type_t cputype,
33 nub_process_t pid, vm_statistics64_data_t &vminfo,
34 uint64_t &physical_memory, uint64_t &anonymous,
35 uint64_t &phys_footprint, uint64_t &memory_cap);
36
37protected:
38 nub_size_t MaxBytesLeftInPage(task_t task, nub_addr_t addr, nub_size_t count);
39
40 nub_size_t WriteRegion(task_t task, const nub_addr_t address,
41 const void *data, const nub_size_t data_count);
42
43 vm_size_t m_page_size;
44 DNBError m_err;
45};
46
47#endif // LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_MACHVMMEMORY_H
48

source code of lldb/tools/debugserver/source/MacOSX/MachVMMemory.h