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Side by Side Diff: base/debug/proc_maps_linux.h

Issue 1549043002: Switch to standard integer types in base/debug/. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Created 4 years, 12 months ago
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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef BASE_DEBUG_PROC_MAPS_LINUX_H_ 5 #ifndef BASE_DEBUG_PROC_MAPS_LINUX_H_
6 #define BASE_DEBUG_PROC_MAPS_LINUX_H_ 6 #define BASE_DEBUG_PROC_MAPS_LINUX_H_
7 7
8 #include <stdint.h>
9
8 #include <string> 10 #include <string>
9 #include <vector> 11 #include <vector>
10 12
11 #include "base/base_export.h" 13 #include "base/base_export.h"
12 #include "base/basictypes.h"
13 14
14 namespace base { 15 namespace base {
15 namespace debug { 16 namespace debug {
16 17
17 // Describes a region of mapped memory and the path of the file mapped. 18 // Describes a region of mapped memory and the path of the file mapped.
18 struct MappedMemoryRegion { 19 struct MappedMemoryRegion {
19 enum Permission { 20 enum Permission {
20 READ = 1 << 0, 21 READ = 1 << 0,
21 WRITE = 1 << 1, 22 WRITE = 1 << 1,
22 EXECUTE = 1 << 2, 23 EXECUTE = 1 << 2,
23 PRIVATE = 1 << 3, // If set, region is private, otherwise it is shared. 24 PRIVATE = 1 << 3, // If set, region is private, otherwise it is shared.
24 }; 25 };
25 26
26 // The address range [start,end) of mapped memory. 27 // The address range [start,end) of mapped memory.
27 uintptr_t start; 28 uintptr_t start;
28 uintptr_t end; 29 uintptr_t end;
29 30
30 // Byte offset into |path| of the range mapped into memory. 31 // Byte offset into |path| of the range mapped into memory.
31 unsigned long long offset; 32 unsigned long long offset;
32 33
33 // Bitmask of read/write/execute/private/shared permissions. 34 // Bitmask of read/write/execute/private/shared permissions.
34 uint8 permissions; 35 uint8_t permissions;
35 36
36 // Name of the file mapped into memory. 37 // Name of the file mapped into memory.
37 // 38 //
38 // NOTE: path names aren't guaranteed to point at valid files. For example, 39 // NOTE: path names aren't guaranteed to point at valid files. For example,
39 // "[heap]" and "[stack]" are used to represent the location of the process' 40 // "[heap]" and "[stack]" are used to represent the location of the process'
40 // heap and stack, respectively. 41 // heap and stack, respectively.
41 std::string path; 42 std::string path;
42 }; 43 };
43 44
44 // Reads the data from /proc/self/maps and stores the result in |proc_maps|. 45 // Reads the data from /proc/self/maps and stores the result in |proc_maps|.
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
81 82
82 // Parses /proc/<pid>/maps input data and stores in |regions|. Returns true 83 // Parses /proc/<pid>/maps input data and stores in |regions|. Returns true
83 // and updates |regions| if and only if all of |input| was successfully parsed. 84 // and updates |regions| if and only if all of |input| was successfully parsed.
84 BASE_EXPORT bool ParseProcMaps(const std::string& input, 85 BASE_EXPORT bool ParseProcMaps(const std::string& input,
85 std::vector<MappedMemoryRegion>* regions); 86 std::vector<MappedMemoryRegion>* regions);
86 87
87 } // namespace debug 88 } // namespace debug
88 } // namespace base 89 } // namespace base
89 90
90 #endif // BASE_DEBUG_PROC_MAPS_LINUX_H_ 91 #endif // BASE_DEBUG_PROC_MAPS_LINUX_H_
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