tools/runonphone/symbianutils/tcftrkmessage.cpp
changeset 33 3e2da88830cd
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tools/runonphone/symbianutils/tcftrkmessage.cpp	Wed Aug 18 10:37:55 2010 +0300
@@ -0,0 +1,562 @@
+/****************************************************************************
+**
+** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the tools applications of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "tcftrkmessage.h"
+#include "json.h"
+
+#include <QtCore/QString>
+#include <QtCore/QTextStream>
+
+// Names matching the enum
+static const char *serviceNamesC[] =
+{ "Locator", "RunControl", "Processes", "Memory", "Settings", "Breakpoints",
+  "Registers", "SimpleRegisters",
+  "UnknownService"};
+
+namespace tcftrk {
+
+SYMBIANUTILS_EXPORT QString joinByteArrays(const QVector<QByteArray> &a, char sep)
+{
+    QString rc;
+    const int count = a.size();
+    for (int i = 0; i < count; i++) {
+        if (i)
+            rc += QLatin1Char(sep);
+        rc += QString::fromUtf8(a.at(i));
+    }
+    return rc;
+}
+
+static inline bool jsonToBool(const JsonValue& js)
+{
+    return js.type() == JsonValue::Boolean && js.data() == "true";
+}
+
+SYMBIANUTILS_EXPORT const char *serviceName(Services s)
+{
+    return serviceNamesC[s];
+}
+
+SYMBIANUTILS_EXPORT Services serviceFromName(const char *n)
+{
+    const int count = sizeof(serviceNamesC)/sizeof(char *);
+    for (int i = 0; i < count; i++)
+        if (!qstrcmp(serviceNamesC[i], n))
+            return static_cast<Services>(i);
+    return UnknownService;
+}
+
+SYMBIANUTILS_EXPORT QString formatData(const QByteArray &a)
+{
+    const int columns = 16;
+    QString rc;
+    QTextStream str(&rc);
+    str.setIntegerBase(16);
+    str.setPadChar(QLatin1Char('0'));
+    const unsigned char *start = reinterpret_cast<const unsigned char *>(a.constData());
+    const unsigned char *end = start + a.size();
+    for  (const unsigned char *p = start; p < end ; ) {
+        str << "0x";
+        str.setFieldWidth(4);
+        str << (p - start);
+        str.setFieldWidth(0);
+        str << ' ';
+        QString asc;
+        int c = 0;
+        for ( ; c < columns && p < end; c++, p++) {
+            const unsigned u = *p;
+            str.setFieldWidth(2);
+            str << u;
+            str.setFieldWidth(0);
+            str << ' ';
+            switch (u) {
+            case '\n':
+                asc += QLatin1String("\\n");
+                break;
+            case '\r':
+                asc += QLatin1String("\\r");
+                break;
+            case '\t':
+                asc += QLatin1String("\\t");
+                break;
+            default:
+                if (u >= 32 && u < 128) {
+                    asc += QLatin1Char(' ');
+                    asc += QLatin1Char(u);
+                } else {
+                    asc += QLatin1String(" .");
+                }
+                break;
+            }
+        }
+        if (const int remainder = columns - c)
+            str << QString(3 * remainder, QLatin1Char(' '));
+        str << ' ' << asc << '\n';
+    }
+    return rc;
+}
+
+// ----------- RunControlContext
+RunControlContext::RunControlContext() :
+        flags(0), resumeFlags(0)
+{
+}
+
+void RunControlContext::clear()
+{
+    flags =0;
+    resumeFlags = 0;
+    id.clear();
+    osid.clear();
+    parentId.clear();
+}
+
+RunControlContext::Type RunControlContext::typeFromTcfId(const QByteArray &id)
+{
+    // "p12" or "p12.t34"?
+    return id.contains(".t") ? Thread : Process;
+}
+
+unsigned RunControlContext::processId() const
+{
+    return processIdFromTcdfId(id);
+}
+
+unsigned RunControlContext::threadId() const
+{
+    return threadIdFromTcdfId(id);
+}
+
+unsigned RunControlContext::processIdFromTcdfId(const QByteArray &id)
+{
+    // Cut out process id from "p12" or "p12.t34"?
+    if (!id.startsWith('p'))
+        return 0;
+    const int dotPos = id.indexOf('.');
+    const int pLen = dotPos == -1 ? id.size() : dotPos;
+    return id.mid(1, pLen - 1).toUInt();
+}
+
+unsigned RunControlContext::threadIdFromTcdfId(const QByteArray &id)
+{
+    const int tPos = id.indexOf(".t");
+    return tPos != -1 ? id.mid(tPos + 2).toUInt() : uint(0);
+}
+
+QByteArray RunControlContext::tcfId(unsigned processId,  unsigned threadId /* = 0 */)
+{
+    QByteArray rc("p");
+    rc += QByteArray::number(processId);
+    if (threadId) {
+        rc += ".t";
+        rc += QByteArray::number(threadId);
+    }
+    return rc;
+}
+
+RunControlContext::Type RunControlContext::type() const
+{
+    return RunControlContext::typeFromTcfId(id);
+}
+
+bool RunControlContext::parse(const JsonValue &val)
+{
+    clear();
+    if (val.type() != JsonValue::Object)
+        return false;
+    foreach(const JsonValue &c, val.children()) {
+        if (c.name() == "ID") {
+            id = c.data();
+        } else if (c.name() == "OSID") {
+            osid = c.data();
+        } else if (c.name() == "ParentID") {
+            parentId = c.data();
+        }  else if (c.name() == "IsContainer") {
+            if (jsonToBool(c))
+                flags |= Container;
+        }  else if (c.name() == "CanTerminate") {
+            if (jsonToBool(c))
+                flags |= CanTerminate;
+        }  else if (c.name() == "CanResume") {
+            resumeFlags = c.data().toUInt();
+        }  else if (c.name() == "HasState") {
+            if (jsonToBool(c))
+                flags |= HasState;
+        } else if (c.name() == "CanSuspend") {
+            if (jsonToBool(c))
+                flags |= CanSuspend;
+        }
+    }
+    return true;
+}
+
+QString RunControlContext::toString() const
+{
+    QString rc;
+    QTextStream str(&rc);
+    format(str);
+    return rc;
+}
+
+void RunControlContext::format(QTextStream &str) const
+{
+    str << " id='" << id << "' osid='" << osid
+        << "' parentId='" << parentId <<"' ";
+    if (flags & Container)
+        str << "[container] ";
+    if (flags & HasState)
+        str << "[has state] ";
+    if (flags & CanSuspend)
+        str << "[can suspend] ";
+    if (flags & CanSuspend)
+        str << "[can terminate] ";
+    str.setIntegerBase(16);
+    str << " resume_flags: 0x" <<  resumeFlags;
+    str.setIntegerBase(10);
+}
+
+// ------ ModuleLoadEventInfo
+ModuleLoadEventInfo::ModuleLoadEventInfo() :
+   loaded(false), codeAddress(0), dataAddress(0), requireResume(false)
+{
+}
+
+void ModuleLoadEventInfo::clear()
+{
+    loaded = requireResume = false;
+    codeAddress = dataAddress =0;
+}
+
+bool ModuleLoadEventInfo::parse(const JsonValue &val)
+{
+    clear();
+    if (val.type() != JsonValue::Object)
+        return false;
+    foreach(const JsonValue &c, val.children()) {
+        if (c.name() == "Name") {
+            name = c.data();
+        } else if (c.name() == "File") {
+            file = c.data();
+        } else if (c.name() == "CodeAddress") {
+            codeAddress = c.data().toULongLong();
+        }  else if (c.name() == "DataAddress") {
+            dataAddress = c.data().toULongLong();
+        }  else if (c.name() == "Loaded") {
+            loaded = jsonToBool(c);
+        }  else if (c.name() == "RequireResume") {
+            requireResume =jsonToBool(c);
+        }
+    }
+    return true;
+}
+void ModuleLoadEventInfo::format(QTextStream &str) const
+{
+    str << "name='" << name << "' file='" << file << "' " <<
+            (loaded ? "[loaded] " : "[not loaded] ");
+    if (requireResume)
+        str << "[requires resume] ";
+    str.setIntegerBase(16);
+    str  << " code: 0x" << codeAddress << " data: 0x" << dataAddress;
+    str.setIntegerBase(10);
+}
+
+// ---------------------- Breakpoint
+
+// Types matching enum
+static const char *breakPointTypesC[] = {"Software", "Hardware", "Auto"};
+
+Breakpoint::Breakpoint(quint64 loc) :
+    type(Auto), enabled(true), ignoreCount(0), location(loc), size(1), thumb(true)
+{
+    if (loc)
+        id = idFromLocation(location);
+}
+
+void Breakpoint::setContextId(unsigned processId, unsigned threadId)
+{
+    contextIds = QVector<QByteArray>(1, RunControlContext::tcfId(processId, threadId));
+}
+
+QByteArray Breakpoint::idFromLocation(quint64 loc)
+{
+    return QByteArray("BP_0x") + QByteArray::number(loc, 16);
+}
+
+QString Breakpoint::toString() const
+{
+    QString rc;
+    QTextStream str(&rc);
+    str.setIntegerBase(16);
+    str << "Breakpoint '" << id << "' "  << breakPointTypesC[type] << " for contexts '"
+            << joinByteArrays(contextIds, ',') << "' at 0x" << location;
+    str.setIntegerBase(10);
+    str << " size " << size;
+    if (enabled)
+        str << " [enabled]";
+    if (thumb)
+        str << " [thumb]";
+    if (ignoreCount)
+        str << " IgnoreCount " << ignoreCount;
+    return rc;
+}
+
+JsonInputStream &operator<<(JsonInputStream &str, const Breakpoint &b)
+{
+    if (b.contextIds.isEmpty())
+        qWarning("tcftrk::Breakpoint: No context ids specified");
+
+    str << '{' << "ID" << ':' << QString::fromUtf8(b.id) << ','
+        << "BreakpointType" << ':' << breakPointTypesC[b.type] << ','
+        << "Enabled" << ':' << b.enabled << ','
+        << "IgnoreCount" << ':' << b.ignoreCount << ','
+        << "ContextIds" << ':' << b.contextIds << ','
+        << "Location" << ':' << QString::number(b.location) << ','
+        << "Size"  << ':' << b.size << ','
+        << "THUMB_BREAKPOINT" << ':' << b.thumb
+        << '}';
+    return str;
+}
+
+// --- Events
+TcfTrkEvent::TcfTrkEvent(Type type) : m_type(type)
+{
+}
+
+TcfTrkEvent::~TcfTrkEvent()
+{
+}
+
+TcfTrkEvent::Type TcfTrkEvent::type() const
+{
+    return m_type;
+}
+
+QString TcfTrkEvent::toString() const
+{
+    return QString();
+}
+
+static const char sharedLibrarySuspendReasonC[] = "Shared Library";
+
+TcfTrkEvent *TcfTrkEvent::parseEvent(Services s, const QByteArray &nameBA, const QVector<JsonValue> &values)
+{
+    switch (s) {
+    case LocatorService:
+        if (nameBA == "Hello" && values.size() == 1 && values.front().type() == JsonValue::Array) {
+            QStringList services;
+            foreach (const JsonValue &jv, values.front().children())
+                services.push_back(QString::fromUtf8(jv.data()));
+            return new TcfTrkLocatorHelloEvent(services);
+        }
+        break;
+    case RunControlService:
+        if (values.empty())
+            return 0;
+        // "id/PC/Reason/Data"
+        if (nameBA == "contextSuspended" && values.size() == 4) {
+            const QByteArray idBA = values.at(0).data();
+            const quint64 pc = values.at(1).data().toULongLong();
+            const QByteArray reasonBA = values.at(2).data();
+            // Module load: Special
+            if (reasonBA == sharedLibrarySuspendReasonC) {
+                ModuleLoadEventInfo info;
+                if (!info.parse(values.at(3)))
+                    return 0;
+                return new TcfTrkRunControlModuleLoadContextSuspendedEvent(idBA, reasonBA, pc, info);
+            }
+            return new TcfTrkRunControlContextSuspendedEvent(idBA, reasonBA, pc);
+        } // "contextSuspended"
+        if (nameBA == "contextAdded")
+            return TcfTrkRunControlContextAddedEvent::parseEvent(values);
+        if (nameBA == "contextRemoved" && values.front().type() == JsonValue::Array) {
+            QVector<QByteArray> ids;
+            foreach(const JsonValue &c, values.front().children())
+                ids.push_back(c.data());
+            return new TcfTrkRunControlContextRemovedEvent(ids);
+        }
+        break;
+   default:
+        break;
+    }
+    return 0;
+}
+
+// -------------- TcfTrkServiceHelloEvent
+TcfTrkLocatorHelloEvent::TcfTrkLocatorHelloEvent(const QStringList &s) :
+    TcfTrkEvent(LocatorHello),
+    m_services(s)
+{
+}
+
+QString TcfTrkLocatorHelloEvent::toString() const
+{
+    return QLatin1String("ServiceHello: ") + m_services.join(QLatin1String(", "));
+}
+
+// -------------- TcfTrkIdEvent
+TcfTrkIdEvent::TcfTrkIdEvent(Type t, const QByteArray &id) :
+   TcfTrkEvent(t), m_id(id)
+{
+}
+
+// ---------- TcfTrkIdsEvent
+TcfTrkIdsEvent::TcfTrkIdsEvent(Type t, const QVector<QByteArray> &ids) :
+    TcfTrkEvent(t), m_ids(ids)
+{
+}
+
+QString TcfTrkIdsEvent::joinedIdString(const char sep) const
+{
+    return joinByteArrays(m_ids, sep);
+}
+
+//  ---------------- TcfTrkRunControlContextAddedEvent
+TcfTrkRunControlContextAddedEvent::TcfTrkRunControlContextAddedEvent(const RunControlContexts &c) :
+        TcfTrkEvent(RunControlContextAdded), m_contexts(c)
+{
+}
+
+TcfTrkRunControlContextAddedEvent
+        *TcfTrkRunControlContextAddedEvent::parseEvent(const QVector<JsonValue> &values)
+{
+    // Parse array of contexts
+    if (values.size() < 1 || values.front().type() != JsonValue::Array)
+        return 0;
+
+    RunControlContexts contexts;
+    foreach (const JsonValue &v, values.front().children()) {
+        RunControlContext context;
+        if (context.parse(v))
+            contexts.push_back(context);
+    }
+    return new TcfTrkRunControlContextAddedEvent(contexts);
+}
+
+QString TcfTrkRunControlContextAddedEvent::toString() const
+{
+    QString rc;
+    QTextStream str(&rc);
+    str << "RunControl: " << m_contexts.size() << " context(s) "
+        << (type() == RunControlContextAdded ? "added" : "removed")
+        << '\n';
+    foreach (const RunControlContext &c, m_contexts) {
+        c.format(str);
+        str << '\n';
+    }
+    return rc;
+}
+
+// --------------- TcfTrkRunControlContextRemovedEvent
+TcfTrkRunControlContextRemovedEvent::TcfTrkRunControlContextRemovedEvent(const QVector<QByteArray> &ids) :
+        TcfTrkIdsEvent(RunControlContextRemoved, ids)
+{
+}
+
+QString TcfTrkRunControlContextRemovedEvent::toString() const
+{
+    return QLatin1String("RunControl: Removed contexts '") + joinedIdString() + ("'.");
+}
+
+// --------------- TcfTrkRunControlContextSuspendedEvent
+TcfTrkRunControlContextSuspendedEvent::TcfTrkRunControlContextSuspendedEvent(const QByteArray &id,
+                                                                             const QByteArray &reason,
+                                                                             quint64 pc) :
+        TcfTrkIdEvent(RunControlSuspended, id), m_pc(pc), m_reason(reason)
+{
+}
+
+TcfTrkRunControlContextSuspendedEvent::TcfTrkRunControlContextSuspendedEvent(Type t,
+                                                                             const QByteArray &id,
+                                                                             const QByteArray &reason,
+                                                                             quint64 pc) :
+        TcfTrkIdEvent(t, id), m_pc(pc), m_reason(reason)
+{
+}
+
+void TcfTrkRunControlContextSuspendedEvent::format(QTextStream &str) const
+{
+    str.setIntegerBase(16);
+    str << "RunControl: '" << idString()  << "' suspended at 0x"
+            << m_pc << ": '" << m_reason << "'.";
+    str.setIntegerBase(10);
+}
+
+QString TcfTrkRunControlContextSuspendedEvent::toString() const
+{
+    QString rc;
+    QTextStream str(&rc);
+    format(str);
+    return rc;
+}
+
+TcfTrkRunControlContextSuspendedEvent::Reason TcfTrkRunControlContextSuspendedEvent::reason() const
+{
+    if (m_reason == sharedLibrarySuspendReasonC)
+        return ModuleLoad;
+    if (m_reason == "Breakpoint")
+        return BreakPoint;
+    // 'Data abort exception'/'Thread has panicked' ... unfortunately somewhat unspecific.
+    if (m_reason.contains("exception") || m_reason.contains("panick"))
+        return Crash;
+    return Other;
+}
+
+TcfTrkRunControlModuleLoadContextSuspendedEvent::TcfTrkRunControlModuleLoadContextSuspendedEvent(const QByteArray &id,
+                                                                                                 const QByteArray &reason,
+                                                                                                 quint64 pc,
+                                                                                                 const ModuleLoadEventInfo &mi) :
+    TcfTrkRunControlContextSuspendedEvent(RunControlModuleLoadSuspended, id, reason, pc),
+    m_mi(mi)
+{
+}
+
+QString TcfTrkRunControlModuleLoadContextSuspendedEvent::toString() const
+{
+    QString rc;
+    QTextStream str(&rc);
+    TcfTrkRunControlContextSuspendedEvent::format(str);
+    str <<  ' ';
+    m_mi.format(str);
+    return rc;
+}
+
+
+} // namespace tcftrk