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Make CDB load custom dumpers.

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Load in a 'well-defined' (temporary) breakpoint
at main().
This commit is contained in:
Friedemann Kleint
2009-04-22 17:28:26 +02:00
parent ef8e69d96a
commit 52915776cd
14 changed files with 594 additions and 157 deletions
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101
src/plugins/debugger/cdb/cdbmodules.cpp
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@@ -32,25 +32,47 @@
#include "cdbdebugengine_p.h"
#include <QtCore/QFileInfo>
#include <QtCore/QRegExp>
namespace Debugger {
namespace Internal {
bool getModuleList(CIDebugSymbols *syms, QList<Module> *modules, QString *errorMessage)
{
modules->clear();
static inline bool getModuleCount(CIDebugSymbols *syms, ULONG *count, QString *errorMessage)
{
*count = 0;
ULONG loadedCount, unloadedCount;
HRESULT hr = syms->GetNumberModules(&loadedCount, &unloadedCount);
const HRESULT hr = syms->GetNumberModules(&loadedCount, &unloadedCount);
if (FAILED(hr)) {
*errorMessage= msgComFailed("GetNumberModules", hr);
return false;
}
// retrieve array of parameters
const ULONG count = loadedCount + unloadedCount;
*count = loadedCount + unloadedCount;
return true;
}
bool getModuleNameList(CIDebugSymbols *syms, QStringList *modules, QString *errorMessage)
{
ULONG count;
modules->clear();
if (!getModuleCount(syms, &count, errorMessage))
return false;
WCHAR wszBuf[MAX_PATH];
for (ULONG m = 0; m < count; m++)
if (SUCCEEDED(syms->GetModuleNameStringWide(DEBUG_MODNAME_IMAGE, m, 0, wszBuf, MAX_PATH - 1, 0)))
modules->push_back(QString::fromUtf16(wszBuf));
return true;
}
bool getModuleList(CIDebugSymbols *syms, QList<Module> *modules, QString *errorMessage)
{
ULONG count;
modules->clear();
if (!getModuleCount(syms, &count, errorMessage))
return false;
QVector<DEBUG_MODULE_PARAMETERS> parameters(count);
DEBUG_MODULE_PARAMETERS *parmPtr = &(*parameters.begin());
memset(parmPtr, 0, sizeof(DEBUG_MODULE_PARAMETERS) * count);
hr = syms->GetModuleParameters(count, 0, 0u, parmPtr);
HRESULT hr = syms->GetModuleParameters(count, 0, 0u, parmPtr);
// E_INVALIDARG indicates 'Partial results' according to docu
if (FAILED(hr) && hr != E_INVALIDARG) {
*errorMessage= msgComFailed("GetModuleParameters", hr);
@@ -67,7 +89,7 @@ bool getModuleList(CIDebugSymbols *syms, QList<Module> *modules, QString *errorM
&& (p.SymbolType != DEBUG_SYMTYPE_NONE);
module.startAddress = hexPrefix + QString::number(p.Base, 16);
module.endAddress = hexPrefix + QString::number((p.Base + p.Size), 16);
hr = syms ->GetModuleNameStringWide(DEBUG_MODNAME_IMAGE, m, 0, wszBuf, MAX_PATH - 1, 0);
hr = syms->GetModuleNameStringWide(DEBUG_MODNAME_IMAGE, m, 0, wszBuf, MAX_PATH - 1, 0);
if (FAILED(hr) && hr != E_INVALIDARG) {
*errorMessage= msgComFailed("GetModuleNameStringWide", hr);
return false;
@@ -111,10 +133,10 @@ bool searchSymbols(CIDebugSymbols *syms, const QString &pattern,
return true;
}
// Add missing the module specifier: "main" -> "project!main"
ResolveSymbolResult resolveSymbol(CIDebugSymbols *syms, QString *symbol,
QString *errorMessage)
// Helper for the resolveSymbol overloads.
static ResolveSymbolResult resolveSymbol(CIDebugSymbols *syms, QString *symbol,
QStringList *matches,
QString *errorMessage)
{
// Is it an incomplete symbol?
if (symbol->contains(QLatin1Char('!')))
@@ -123,20 +145,63 @@ ResolveSymbolResult resolveSymbol(CIDebugSymbols *syms, QString *symbol,
if (*symbol == QLatin1String("qMain"))
*symbol = QLatin1String("main");
// resolve
QStringList matches;
if (!searchSymbols(syms, *symbol, &matches, errorMessage))
if (!searchSymbols(syms, *symbol, matches, errorMessage))
return ResolveSymbolError;
if (matches.empty())
if (matches->empty())
return ResolveSymbolNotFound;
*symbol = matches.front();
if (matches.size() > 1) {
*symbol = matches->front();
if (matches->size() > 1) {
*errorMessage = QString::fromLatin1("Ambiguous symbol '%1': %2").
arg(*symbol, matches.join(QString(QLatin1Char(' '))));
arg(*symbol, matches->join(QString(QLatin1Char(' '))));
return ResolveSymbolAmbiguous;
}
return ResolveSymbolOk;
}
// Add missing the module specifier: "main" -> "project!main"
ResolveSymbolResult resolveSymbol(CIDebugSymbols *syms, QString *symbol,
QString *errorMessage)
{
QStringList matches;
return resolveSymbol(syms, symbol, &matches, errorMessage);
}
ResolveSymbolResult resolveSymbol(CIDebugSymbols *syms, const QString &pattern, QString *symbol, QString *errorMessage)
{
QStringList matches;
const ResolveSymbolResult r1 = resolveSymbol(syms, symbol, &matches, errorMessage);
switch (r1) {
case ResolveSymbolOk:
case ResolveSymbolNotFound:
case ResolveSymbolError:
return r1;
case ResolveSymbolAmbiguous:
break;
}
// Filter out
errorMessage->clear();
const QRegExp re(pattern);
if (!re.isValid()) {
*errorMessage = QString::fromLatin1("Internal error: Invalid pattern '%1'.").arg(pattern);
return ResolveSymbolError;
}
const QStringList filteredMatches = matches.filter(re);
if (filteredMatches.size() == 1) {
*symbol = filteredMatches.front();
return ResolveSymbolOk;
}
// something went wrong
const QString matchesString = matches.join(QString(QLatin1Char(',')));
if (filteredMatches.empty()) {
*errorMessage = QString::fromLatin1("None of symbols '%1' found for '%2' matches '%3'.").
arg(matchesString, *symbol, pattern);
return ResolveSymbolNotFound;
}
*errorMessage = QString::fromLatin1("Ambiguous match of symbols '%1' found for '%2' (%3)").
arg(matchesString, *symbol, pattern);
return ResolveSymbolAmbiguous;
}
// List symbols of a module
bool getModuleSymbols(CIDebugSymbols *syms, const QString &moduleName,
QList<Symbol> *symbols, QString *errorMessage)