1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
|
// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0+ OR GPL-3.0 WITH Qt-GPL-exception-1.0
#include "common.h"
#include "iinterfacepointer.h"
#include <sstream>
std::string winErrorMessage(unsigned long error)
{
char *lpMsgBuf;
const int len = FormatMessageA(
FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, error, 0, (LPSTR)&lpMsgBuf, 0, NULL);
if (len) {
const std::string rc(lpMsgBuf, len);
LocalFree(lpMsgBuf);
return rc;
}
std::ostringstream str;
str << "Unknown error " << error;
return str.str();
}
std::string winErrorMessage()
{
return winErrorMessage(GetLastError());
}
std::string msgDebugEngineComResult(HRESULT hr)
{
switch (hr) {
case S_OK:
return std::string("S_OK");
case S_FALSE:
return std::string("S_FALSE");
case E_FAIL:
break;
case E_INVALIDARG:
return std::string("E_INVALIDARG");
case E_NOINTERFACE:
return std::string("E_NOINTERFACE");
case E_OUTOFMEMORY:
return std::string("E_OUTOFMEMORY");
case E_UNEXPECTED:
return std::string("E_UNEXPECTED");
case E_NOTIMPL:
return std::string("E_NOTIMPL");
}
if (hr == HRESULT_FROM_WIN32(ERROR_ACCESS_DENIED))
return std::string("ERROR_ACCESS_DENIED");
if (hr == HRESULT_FROM_NT(STATUS_CONTROL_C_EXIT))
return std::string("STATUS_CONTROL_C_EXIT");
return std::string("E_FAIL ") + winErrorMessage(HRESULT_CODE(hr));
}
std::string msgDebugEngineComFailed(const char *func, HRESULT hr)
{
std::string rc = func;
rc += " failed: ";
rc += msgDebugEngineComResult(hr);
return rc;
}
ULONG currentThreadId(IDebugSystemObjects *sysObjects)
{
ULONG id = 0;
if (sysObjects->GetCurrentThreadId(&id) == S_OK)
return id;
return 0;
}
ULONG currentThreadId(CIDebugClient *client)
{
IInterfacePointer<IDebugSystemObjects> sysObjects(client);
if (sysObjects)
return currentThreadId(sysObjects.data());
return 0;
}
ULONG currentProcessId(IDebugSystemObjects *sysObjects)
{
ULONG64 handle = 0;
if (sysObjects->GetCurrentProcessHandle(&handle) == S_OK)
return GetProcessId((HANDLE)handle);
return 0;
}
ULONG currentProcessId(CIDebugClient *client)
{
IInterfacePointer<IDebugSystemObjects> sysObjects(client);
if (sysObjects)
return currentProcessId(sysObjects.data());
return 0;
}
std::string moduleNameByOffset(CIDebugSymbols *symbols, ULONG64 offset)
{
enum { BufSize = 512 };
ULONG index = 0;
ULONG64 base = 0;
// Convert module base address to module index
HRESULT hr = symbols->GetModuleByOffset(offset, 0, &index, &base);
if (FAILED(hr))
return std::string();
// Obtain module name
char buf[BufSize];
buf[0] = '\0';
hr = symbols->GetModuleNameString(DEBUG_MODNAME_MODULE, index, base, buf, BufSize, 0);
if (FAILED(hr))
return std::string();
return std::string(buf);
}
std::string sourceFileNameByOffset(CIDebugSymbols *symbols, ULONG64 offset, PULONG lineNumber)
{
enum { BufSize = 512 };
char buf[BufSize];
buf[0] = '\0';
HRESULT hr = symbols->GetLineByOffset(offset, lineNumber, buf, BufSize, NULL, NULL);
if (FAILED(hr))
return std::string();
return std::string(buf);
}
|
