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Issue 3945002: Move debug-related stuff from base to the base/debug directory and use the... (Closed) Base URL: svn://chrome-svn/chrome/trunk/src/
Patch Set: Created 10 years, 2 months ago
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1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2010 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 #include "base/process_util.h" 5 #include "base/process_util.h"
6 6
7 #include <fcntl.h> 7 #include <fcntl.h>
8 #include <io.h> 8 #include <io.h>
9 #include <windows.h> 9 #include <windows.h>
10 #include <userenv.h> 10 #include <userenv.h>
11 #include <psapi.h> 11 #include <psapi.h>
12 12
13 #include <ios> 13 #include <ios>
14 14
15 #include "base/command_line.h" 15 #include "base/command_line.h"
16 #include "base/debug_util.h" 16 #include "base/debug/stack_trace.h"
17 #include "base/logging.h" 17 #include "base/logging.h"
18 #include "base/metrics/histogram.h" 18 #include "base/metrics/histogram.h"
19 #include "base/scoped_ptr.h" 19 #include "base/scoped_ptr.h"
20 #include "base/win/scoped_handle.h" 20 #include "base/win/scoped_handle.h"
21 #include "base/win/windows_version.h" 21 #include "base/win/windows_version.h"
22 22
23 // userenv.dll is required for CreateEnvironmentBlock(). 23 // userenv.dll is required for CreateEnvironmentBlock().
24 #pragma comment(lib, "userenv.lib") 24 #pragma comment(lib, "userenv.lib")
25 25
26 namespace base { 26 namespace base {
27 27
28 namespace { 28 namespace {
29 29
30 // System pagesize. This value remains constant on x86/64 architectures. 30 // System pagesize. This value remains constant on x86/64 architectures.
31 const int PAGESIZE_KB = 4; 31 const int PAGESIZE_KB = 4;
32 32
33 // HeapSetInformation function pointer. 33 // HeapSetInformation function pointer.
34 typedef BOOL (WINAPI* HeapSetFn)(HANDLE, HEAP_INFORMATION_CLASS, PVOID, SIZE_T); 34 typedef BOOL (WINAPI* HeapSetFn)(HANDLE, HEAP_INFORMATION_CLASS, PVOID, SIZE_T);
35 35
36 // Previous unhandled filter. Will be called if not NULL when we intercept an 36 // Previous unhandled filter. Will be called if not NULL when we intercept an
37 // exception. Only used in unit tests. 37 // exception. Only used in unit tests.
38 LPTOP_LEVEL_EXCEPTION_FILTER g_previous_filter = NULL; 38 LPTOP_LEVEL_EXCEPTION_FILTER g_previous_filter = NULL;
39 39
40 // Prints the exception call stack. 40 // Prints the exception call stack.
41 // This is the unit tests exception filter. 41 // This is the unit tests exception filter.
42 long WINAPI StackDumpExceptionFilter(EXCEPTION_POINTERS* info) { 42 long WINAPI StackDumpExceptionFilter(EXCEPTION_POINTERS* info) {
43 StackTrace(info).PrintBacktrace(); 43 debug::StackTrace(info).PrintBacktrace();
44 if (g_previous_filter) 44 if (g_previous_filter)
45 return g_previous_filter(info); 45 return g_previous_filter(info);
46 return EXCEPTION_CONTINUE_SEARCH; 46 return EXCEPTION_CONTINUE_SEARCH;
47 } 47 }
48 48
49 // Connects back to a console if available. 49 // Connects back to a console if available.
50 void AttachToConsole() { 50 void AttachToConsole() {
51 if (!AttachConsole(ATTACH_PARENT_PROCESS)) { 51 if (!AttachConsole(ATTACH_PARENT_PROCESS)) {
52 unsigned int result = GetLastError(); 52 unsigned int result = GetLastError();
53 // Was probably already attached. 53 // Was probably already attached.
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148 148
149 // We're screwed. 149 // We're screwed.
150 NOTREACHED(); 150 NOTREACHED();
151 return 0; 151 return 0;
152 } 152 }
153 153
154 bool GetProcessIntegrityLevel(ProcessHandle process, IntegrityLevel *level) { 154 bool GetProcessIntegrityLevel(ProcessHandle process, IntegrityLevel *level) {
155 if (!level) 155 if (!level)
156 return false; 156 return false;
157 157
158 if (base::win::GetVersion() < base::win::VERSION_VISTA) 158 if (win::GetVersion() < base::win::VERSION_VISTA)
159 return false; 159 return false;
160 160
161 HANDLE process_token; 161 HANDLE process_token;
162 if (!OpenProcessToken(process, TOKEN_QUERY | TOKEN_QUERY_SOURCE, 162 if (!OpenProcessToken(process, TOKEN_QUERY | TOKEN_QUERY_SOURCE,
163 &process_token)) 163 &process_token))
164 return false; 164 return false;
165 165
166 base::win::ScopedHandle scoped_process_token(process_token); 166 win::ScopedHandle scoped_process_token(process_token);
167 167
168 DWORD token_info_length = 0; 168 DWORD token_info_length = 0;
169 if (GetTokenInformation(process_token, TokenIntegrityLevel, NULL, 0, 169 if (GetTokenInformation(process_token, TokenIntegrityLevel, NULL, 0,
170 &token_info_length) || 170 &token_info_length) ||
171 GetLastError() != ERROR_INSUFFICIENT_BUFFER) 171 GetLastError() != ERROR_INSUFFICIENT_BUFFER)
172 return false; 172 return false;
173 173
174 scoped_array<char> token_label_bytes(new char[token_info_length]); 174 scoped_array<char> token_label_bytes(new char[token_info_length]);
175 if (!token_label_bytes.get()) 175 if (!token_label_bytes.get())
176 return false; 176 return false;
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319 sa_attr.bInheritHandle = TRUE; 319 sa_attr.bInheritHandle = TRUE;
320 sa_attr.lpSecurityDescriptor = NULL; 320 sa_attr.lpSecurityDescriptor = NULL;
321 321
322 // Create the pipe for the child process's STDOUT. 322 // Create the pipe for the child process's STDOUT.
323 if (!CreatePipe(&out_read, &out_write, &sa_attr, 0)) { 323 if (!CreatePipe(&out_read, &out_write, &sa_attr, 0)) {
324 NOTREACHED() << "Failed to create pipe"; 324 NOTREACHED() << "Failed to create pipe";
325 return false; 325 return false;
326 } 326 }
327 327
328 // Ensure we don't leak the handles. 328 // Ensure we don't leak the handles.
329 base::win::ScopedHandle scoped_out_read(out_read); 329 win::ScopedHandle scoped_out_read(out_read);
330 base::win::ScopedHandle scoped_out_write(out_write); 330 win::ScopedHandle scoped_out_write(out_write);
331 331
332 // Ensure the read handle to the pipe for STDOUT is not inherited. 332 // Ensure the read handle to the pipe for STDOUT is not inherited.
333 if (!SetHandleInformation(out_read, HANDLE_FLAG_INHERIT, 0)) { 333 if (!SetHandleInformation(out_read, HANDLE_FLAG_INHERIT, 0)) {
334 NOTREACHED() << "Failed to disabled pipe inheritance"; 334 NOTREACHED() << "Failed to disabled pipe inheritance";
335 return false; 335 return false;
336 } 336 }
337 337
338 // Now create the child process 338 // Now create the child process
339 PROCESS_INFORMATION proc_info = { 0 }; 339 PROCESS_INFORMATION proc_info = { 0 };
340 STARTUPINFO start_info = { 0 }; 340 STARTUPINFO start_info = { 0 };
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887 887
888 PERFORMANCE_INFORMATION info; 888 PERFORMANCE_INFORMATION info;
889 if (!InternalGetPerformanceInfo(&info, sizeof(info))) { 889 if (!InternalGetPerformanceInfo(&info, sizeof(info))) {
890 LOG(ERROR) << "Failed to fetch internal performance info."; 890 LOG(ERROR) << "Failed to fetch internal performance info.";
891 return 0; 891 return 0;
892 } 892 }
893 return (info.CommitTotal * system_info.dwPageSize) / 1024; 893 return (info.CommitTotal * system_info.dwPageSize) / 1024;
894 } 894 }
895 895
896 } // namespace base 896 } // namespace base
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