Debugger: move MI decoding to debuggerprotocol.{h,cpp}

Change-Id: I9d2eaf43b66f0db74ba2584157d6df8280d76652
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>

5 files changed, 199 insertions, 194 deletions

diff --git a/src/plugins/debugger/debuggerprotocol.cpp b/src/plugins/debugger/debuggerprotocol.cpp
index a194ff90df..cb4cde81cd 100644
--- a/src/plugins/debugger/debuggerprotocol.cpp
+++ b/src/plugins/debugger/debuggerprotocol.cpp
@@ -29,11 +29,10 @@
 
 #include "debuggerprotocol.h"
 
-#include <utils/qtcassert.h>
-
 #include <QByteArray>
+#include <QCoreApplication>
+#include <QDateTime>
 #include <QDebug>
-#include <QRegExp>
 #include <QTextStream>
 
 #include <ctype.h>
@@ -181,7 +180,7 @@ void GdbMi::parseValue(const char *&from, const char *to)
 void GdbMi::parseTuple(const char *&from, const char *to)
 {
     //qDebug() << "parseTuple: " << QByteArray(from, to - from);
-    QTC_CHECK(*from == '{');
+    //QTC_CHECK(*from == '{');
     ++from;
     parseTuple_helper(from, to);
 }
@@ -209,7 +208,7 @@ void GdbMi::parseTuple_helper(const char *&from, const char *to)
 void GdbMi::parseList(const char *&from, const char *to)
 {
     //qDebug() << "parseList: " << QByteArray(from, to - from);
-    QTC_CHECK(*from == '[');
+    //QTC_CHECK(*from == '[');
     ++from;
     m_type = List;
     skipCommas(from, to);
@@ -429,5 +428,151 @@ void extractGdbVersion(const QString &msg,
         *gdbBuildVersion = build.section(dot, 1, 1).toInt();
 }
 
+//////////////////////////////////////////////////////////////////////////////////
+//
+// Decoding
+//
+//////////////////////////////////////////////////////////////////////////////////
+
+static QString quoteUnprintableLatin1(const QByteArray &ba)
+{
+    QString res;
+    char buf[10];
+    for (int i = 0, n = ba.size(); i != n; ++i) {
+        const unsigned char c = ba.at(i);
+        if (isprint(c)) {
+            res += QLatin1Char(c);
+        } else {
+            qsnprintf(buf, sizeof(buf) - 1, "\\%x", int(c));
+            res += QLatin1String(buf);
+        }
+    }
+    return res;
+}
+
+static QDate dateFromData(int jd)
+{
+    return jd ? QDate::fromJulianDay(jd) : QDate();
+}
+
+static QTime timeFromData(int ms)
+{
+    return ms == -1 ? QTime() : QTime(0, 0, 0, 0).addMSecs(ms);
+}
+
+QString decodeData(const QByteArray &ba, int encoding)
+{
+    switch (encoding) {
+        case Unencoded8Bit: // 0
+            return quoteUnprintableLatin1(ba);
+        case Base64Encoded8BitWithQuotes: { // 1, used for QByteArray
+            const QChar doubleQuote(QLatin1Char('"'));
+            QString rc = doubleQuote;
+            rc += quoteUnprintableLatin1(QByteArray::fromBase64(ba));
+            rc += doubleQuote;
+            return rc;
+        }
+        case Base64Encoded16BitWithQuotes: { // 2, used for QString
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromBase64(ba);
+            QString rc = doubleQuote;
+            rc += QString::fromUtf16(reinterpret_cast<const ushort *>
+                (decodedBa.data()), decodedBa.size() / 2);
+            rc += doubleQuote;
+            return rc;
+        }
+        case Base64Encoded32BitWithQuotes: { // 3
+            const QByteArray decodedBa = QByteArray::fromBase64(ba);
+            const QChar doubleQuote(QLatin1Char('"'));
+            QString rc = doubleQuote;
+            rc += QString::fromUcs4(reinterpret_cast<const uint *>
+                (decodedBa.data()), decodedBa.size() / 4);
+            rc += doubleQuote;
+            return rc;
+        }
+        case Base64Encoded16Bit: { // 4, without quotes (see 2)
+            const QByteArray decodedBa = QByteArray::fromBase64(ba);
+            return QString::fromUtf16(reinterpret_cast<const ushort *>
+                (decodedBa.data()), decodedBa.size() / 2);
+        }
+        case Base64Encoded8Bit: { // 5, without quotes (see 1)
+            return quoteUnprintableLatin1(QByteArray::fromBase64(ba));
+        }
+        case Hex2EncodedLatin1WithQuotes: { // 6, %02x encoded 8 bit Latin1 data
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return doubleQuote + QString::fromLatin1(decodedBa) + doubleQuote;
+        }
+        case Hex4EncodedLittleEndianWithQuotes: { // 7, %04x encoded 16 bit data
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return doubleQuote + QString::fromUtf16(reinterpret_cast<const ushort *>
+                (decodedBa.data()), decodedBa.size() / 2) + doubleQuote;
+        }
+        case Hex8EncodedLittleEndianWithQuotes: { // 8, %08x encoded 32 bit data
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return doubleQuote + QString::fromUcs4(reinterpret_cast<const uint *>
+                (decodedBa.data()), decodedBa.size() / 4) + doubleQuote;
+        }
+        case Hex2EncodedUtf8WithQuotes: { // 9, %02x encoded 8 bit UTF-8 data
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return doubleQuote + QString::fromUtf8(decodedBa) + doubleQuote;
+        }
+        case Hex8EncodedBigEndian: { // 10, %08x encoded 32 bit data
+            const QChar doubleQuote(QLatin1Char('"'));
+            QByteArray decodedBa = QByteArray::fromHex(ba);
+            for (int i = 0; i < decodedBa.size() - 3; i += 4) {
+                char c = decodedBa.at(i);
+                decodedBa[i] = decodedBa.at(i + 3);
+                decodedBa[i + 3] = c;
+                c = decodedBa.at(i + 1);
+                decodedBa[i + 1] = decodedBa.at(i + 2);
+                decodedBa[i + 2] = c;
+            }
+            return doubleQuote + QString::fromUcs4(reinterpret_cast<const uint *>
+                (decodedBa.data()), decodedBa.size() / 4) + doubleQuote;
+        }
+        case Hex4EncodedBigEndianWithQuotes: { // 11, %04x encoded 16 bit data
+            const QChar doubleQuote(QLatin1Char('"'));
+            QByteArray decodedBa = QByteArray::fromHex(ba);
+            for (int i = 0; i < decodedBa.size(); i += 2) {
+                char c = decodedBa.at(i);
+                decodedBa[i] = decodedBa.at(i + 1);
+                decodedBa[i + 1] = c;
+            }
+            return doubleQuote + QString::fromUtf16(reinterpret_cast<const ushort *>
+                (decodedBa.data()), decodedBa.size() / 2) + doubleQuote;
+        }
+        case Hex4EncodedLittleEndianWithoutQuotes: { // 12, see 7, without quotes
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return QString::fromUtf16(reinterpret_cast<const ushort *>
+                (decodedBa.data()), decodedBa.size() / 2);
+        }
+        case Hex2EncodedLocal8BitWithQuotes: { // 13, %02x encoded 8 bit UTF-8 data
+            const QChar doubleQuote(QLatin1Char('"'));
+            const QByteArray decodedBa = QByteArray::fromHex(ba);
+            return doubleQuote + QString::fromLocal8Bit(decodedBa) + doubleQuote;
+        }
+        case JulianDate: { // 14, an integer count
+            const QDate date = dateFromData(ba.toInt());
+            return date.toString(Qt::TextDate);
+        }
+        case MillisecondsSinceMidnight: {
+            const QTime time = timeFromData(ba.toInt());
+            return time.toString(Qt::TextDate);
+        }
+        case JulianDateAndMillisecondsSinceMidnight: {
+            const int p = ba.indexOf('/');
+            const QDate date = dateFromData(ba.left(p).toInt());
+            const QTime time = timeFromData(ba.mid(p + 1 ).toInt());
+            return QDateTime(date, time).toString(Qt::TextDate);
+        }
+    }
+    qDebug() << "ENCODING ERROR: " << encoding;
+    return QCoreApplication::translate("Debugger", "<Encoding error>");
+}
+
 } // namespace Internal
 } // namespace Debugger
diff --git a/src/plugins/debugger/debuggerprotocol.h b/src/plugins/debugger/debuggerprotocol.h
index 539ac1129a..dc736102d0 100644
--- a/src/plugins/debugger/debuggerprotocol.h
+++ b/src/plugins/debugger/debuggerprotocol.h
@@ -174,6 +174,51 @@ public:
 void extractGdbVersion(const QString &msg,
     int *gdbVersion, int *gdbBuildVersion, bool *isMacGdb, bool *isQnxGdb);
 
+// Keep in sync with dumper.py
+enum DebuggerEncoding
+{
+    Unencoded8Bit                          =  0,
+    Base64Encoded8BitWithQuotes            =  1,
+    Base64Encoded16BitWithQuotes           =  2,
+    Base64Encoded32BitWithQuotes           =  3,
+    Base64Encoded16Bit                     =  4,
+    Base64Encoded8Bit                      =  5,
+    Hex2EncodedLatin1WithQuotes            =  6,
+    Hex4EncodedLittleEndianWithQuotes      =  7,
+    Hex8EncodedLittleEndianWithQuotes      =  8,
+    Hex2EncodedUtf8WithQuotes              =  9,
+    Hex8EncodedBigEndian                   = 10,
+    Hex4EncodedBigEndianWithQuotes         = 11,
+    Hex4EncodedLittleEndianWithoutQuotes   = 12,
+    Hex2EncodedLocal8BitWithQuotes         = 13,
+    JulianDate                             = 14,
+    MillisecondsSinceMidnight              = 15,
+    JulianDateAndMillisecondsSinceMidnight = 16,
+    Hex2EncodedInt1                        = 17,
+    Hex2EncodedInt2                        = 18,
+    Hex2EncodedInt4                        = 19,
+    Hex2EncodedInt8                        = 20,
+    Hex2EncodedUInt1                       = 21,
+    Hex2EncodedUInt2                       = 22,
+    Hex2EncodedUInt4                       = 23,
+    Hex2EncodedUInt8                       = 24,
+    Hex2EncodedFloat4                      = 25,
+    Hex2EncodedFloat8                      = 26
+};
+
+// Keep in sync with dumper.py, symbolgroupvalue.cpp of CDB
+enum DebuggerDisplay {
+    StopDisplay                            = 0,
+    DisplayImageData                       = 1,
+    DisplayUtf16String                     = 2,
+    DisplayImageFile                       = 3,
+    DisplayProcess                         = 4,
+    DisplayLatin1String                    = 5,
+    DisplayUtf8String                      = 6
+};
+// Decode string data as returned by the dumper helpers.
+QString decodeData(const QByteArray &baIn, int encoding);
+
 } // namespace Internal
 } // namespace Debugger
 
diff --git a/src/plugins/debugger/watchhandler.cpp b/src/plugins/debugger/watchhandler.cpp
index 15ac26206a..8cbd0c6cbf 100644
--- a/src/plugins/debugger/watchhandler.cpp
+++ b/src/plugins/debugger/watchhandler.cpp
@@ -30,13 +30,14 @@
 #include "watchhandler.h"
 
 #include "breakhandler.h"
-#include "debuggerinternalconstants.h"
 #include "debuggeractions.h"
 #include "debuggercore.h"
-#include "debuggerengine.h"
 #include "debuggerdialogs.h"
-#include "watchutils.h"
+#include "debuggerengine.h"
+#include "debuggerinternalconstants.h"
+#include "debuggerprotocol.h"
 #include "imageviewer.h"
+#include "watchutils.h"
 
 #include <utils/qtcassert.h>
 #include <utils/savedaction.h>
diff --git a/src/plugins/debugger/watchutils.cpp b/src/plugins/debugger/watchutils.cpp
index a54e244145..a3df9c3bbc 100644
--- a/src/plugins/debugger/watchutils.cpp
+++ b/src/plugins/debugger/watchutils.cpp
@@ -558,145 +558,6 @@ QByteArray gdbQuoteTypes(const QByteArray &type)
 
 // Utilities to decode string data returned by the dumper helpers.
 
-QString quoteUnprintableLatin1(const QByteArray &ba)
-{
-    QString res;
-    char buf[10];
-    for (int i = 0, n = ba.size(); i != n; ++i) {
-        const unsigned char c = ba.at(i);
-        if (isprint(c)) {
-            res += QLatin1Char(c);
-        } else {
-            qsnprintf(buf, sizeof(buf) - 1, "\\%x", int(c));
-            res += QLatin1String(buf);
-        }
-    }
-    return res;
-}
-
-static QDate dateFromData(int jd)
-{
-    return jd ? QDate::fromJulianDay(jd) : QDate();
-}
-
-static QTime timeFromData(int ms)
-{
-    return ms == -1 ? QTime() : QTime(0, 0, 0, 0).addMSecs(ms);
-}
-
-QString decodeData(const QByteArray &ba, int encoding)
-{
-    switch (encoding) {
-        case Unencoded8Bit: // 0
-            return quoteUnprintableLatin1(ba);
-        case Base64Encoded8BitWithQuotes: { // 1, used for QByteArray
-            const QChar doubleQuote(QLatin1Char('"'));
-            QString rc = doubleQuote;
-            rc += quoteUnprintableLatin1(QByteArray::fromBase64(ba));
-            rc += doubleQuote;
-            return rc;
-        }
-        case Base64Encoded16BitWithQuotes: { // 2, used for QString
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromBase64(ba);
-            QString rc = doubleQuote;
-            rc += QString::fromUtf16(reinterpret_cast<const ushort *>
-                (decodedBa.data()), decodedBa.size() / 2);
-            rc += doubleQuote;
-            return rc;
-        }
-        case Base64Encoded32BitWithQuotes: { // 3
-            const QByteArray decodedBa = QByteArray::fromBase64(ba);
-            const QChar doubleQuote(QLatin1Char('"'));
-            QString rc = doubleQuote;
-            rc += QString::fromUcs4(reinterpret_cast<const uint *>
-                (decodedBa.data()), decodedBa.size() / 4);
-            rc += doubleQuote;
-            return rc;
-        }
-        case Base64Encoded16Bit: { // 4, without quotes (see 2)
-            const QByteArray decodedBa = QByteArray::fromBase64(ba);
-            return QString::fromUtf16(reinterpret_cast<const ushort *>
-                (decodedBa.data()), decodedBa.size() / 2);
-        }
-        case Base64Encoded8Bit: { // 5, without quotes (see 1)
-            return quoteUnprintableLatin1(QByteArray::fromBase64(ba));
-        }
-        case Hex2EncodedLatin1WithQuotes: { // 6, %02x encoded 8 bit Latin1 data
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return doubleQuote + QString::fromLatin1(decodedBa) + doubleQuote;
-        }
-        case Hex4EncodedLittleEndianWithQuotes: { // 7, %04x encoded 16 bit data
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return doubleQuote + QString::fromUtf16(reinterpret_cast<const ushort *>
-                (decodedBa.data()), decodedBa.size() / 2) + doubleQuote;
-        }
-        case Hex8EncodedLittleEndianWithQuotes: { // 8, %08x encoded 32 bit data
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return doubleQuote + QString::fromUcs4(reinterpret_cast<const uint *>
-                (decodedBa.data()), decodedBa.size() / 4) + doubleQuote;
-        }
-        case Hex2EncodedUtf8WithQuotes: { // 9, %02x encoded 8 bit UTF-8 data
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return doubleQuote + QString::fromUtf8(decodedBa) + doubleQuote;
-        }
-        case Hex8EncodedBigEndian: { // 10, %08x encoded 32 bit data
-            const QChar doubleQuote(QLatin1Char('"'));
-            QByteArray decodedBa = QByteArray::fromHex(ba);
-            for (int i = 0; i < decodedBa.size() - 3; i += 4) {
-                char c = decodedBa.at(i);
-                decodedBa[i] = decodedBa.at(i + 3);
-                decodedBa[i + 3] = c;
-                c = decodedBa.at(i + 1);
-                decodedBa[i + 1] = decodedBa.at(i + 2);
-                decodedBa[i + 2] = c;
-            }
-            return doubleQuote + QString::fromUcs4(reinterpret_cast<const uint *>
-                (decodedBa.data()), decodedBa.size() / 4) + doubleQuote;
-        }
-        case Hex4EncodedBigEndianWithQuotes: { // 11, %04x encoded 16 bit data
-            const QChar doubleQuote(QLatin1Char('"'));
-            QByteArray decodedBa = QByteArray::fromHex(ba);
-            for (int i = 0; i < decodedBa.size(); i += 2) {
-                char c = decodedBa.at(i);
-                decodedBa[i] = decodedBa.at(i + 1);
-                decodedBa[i + 1] = c;
-            }
-            return doubleQuote + QString::fromUtf16(reinterpret_cast<const ushort *>
-                (decodedBa.data()), decodedBa.size() / 2) + doubleQuote;
-        }
-        case Hex4EncodedLittleEndianWithoutQuotes: { // 12, see 7, without quotes
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return QString::fromUtf16(reinterpret_cast<const ushort *>
-                (decodedBa.data()), decodedBa.size() / 2);
-        }
-        case Hex2EncodedLocal8BitWithQuotes: { // 13, %02x encoded 8 bit UTF-8 data
-            const QChar doubleQuote(QLatin1Char('"'));
-            const QByteArray decodedBa = QByteArray::fromHex(ba);
-            return doubleQuote + QString::fromLocal8Bit(decodedBa) + doubleQuote;
-        }
-        case JulianDate: { // 14, an integer count
-            const QDate date = dateFromData(ba.toInt());
-            return date.toString(Qt::TextDate);
-        }
-        case MillisecondsSinceMidnight: {
-            const QTime time = timeFromData(ba.toInt());
-            return time.toString(Qt::TextDate);
-        }
-        case JulianDateAndMillisecondsSinceMidnight: {
-            const int p = ba.indexOf('/');
-            const QDate date = dateFromData(ba.left(p).toInt());
-            const QTime time = timeFromData(ba.mid(p + 1 ).toInt());
-            return QDateTime(date, time).toString(Qt::TextDate);
-        }
-    }
-    qDebug() << "ENCODING ERROR: " << encoding;
-    return QCoreApplication::translate("Debugger", "<Encoding error>");
-}
 
 template <class T>
 void decodeArrayHelper(QList<WatchData> *list, const WatchData &tmplate,
diff --git a/src/plugins/debugger/watchutils.h b/src/plugins/debugger/watchutils.h
index 87f72d1738..11d3f0566a 100644
--- a/src/plugins/debugger/watchutils.h
+++ b/src/plugins/debugger/watchutils.h
@@ -51,49 +51,6 @@ namespace Internal {
 class WatchData;
 class GdbMi;
 
-// Keep in sync with dumper.py
-enum DebuggerEncoding
-{
-    Unencoded8Bit                          =  0,
-    Base64Encoded8BitWithQuotes            =  1,
-    Base64Encoded16BitWithQuotes           =  2,
-    Base64Encoded32BitWithQuotes           =  3,
-    Base64Encoded16Bit                     =  4,
-    Base64Encoded8Bit                      =  5,
-    Hex2EncodedLatin1WithQuotes            =  6,
-    Hex4EncodedLittleEndianWithQuotes      =  7,
-    Hex8EncodedLittleEndianWithQuotes      =  8,
-    Hex2EncodedUtf8WithQuotes              =  9,
-    Hex8EncodedBigEndian                   = 10,
-    Hex4EncodedBigEndianWithQuotes         = 11,
-    Hex4EncodedLittleEndianWithoutQuotes   = 12,
-    Hex2EncodedLocal8BitWithQuotes         = 13,
-    JulianDate                             = 14,
-    MillisecondsSinceMidnight              = 15,
-    JulianDateAndMillisecondsSinceMidnight = 16,
-    Hex2EncodedInt1                        = 17,
-    Hex2EncodedInt2                        = 18,
-    Hex2EncodedInt4                        = 19,
-    Hex2EncodedInt8                        = 20,
-    Hex2EncodedUInt1                       = 21,
-    Hex2EncodedUInt2                       = 22,
-    Hex2EncodedUInt4                       = 23,
-    Hex2EncodedUInt8                       = 24,
-    Hex2EncodedFloat4                      = 25,
-    Hex2EncodedFloat8                      = 26
-};
-
-// Keep in sync with dumper.py, symbolgroupvalue.cpp of CDB
-enum DebuggerDisplay {
-    StopDisplay                            = 0,
-    DisplayImageData                       = 1,
-    DisplayUtf16String                     = 2,
-    DisplayImageFile                       = 3,
-    DisplayProcess                         = 4,
-    DisplayLatin1String                    = 5,
-    DisplayUtf8String                      = 6
-};
-
 bool isEditorDebuggable(Core::IEditor *editor);
 QByteArray dotEscape(QByteArray str);
 QString currentTime();
@@ -114,8 +71,6 @@ bool isIntType(const QByteArray &type);
 
 QString formatToolTipAddress(quint64 a);
 
-QString quoteUnprintableLatin1(const QByteArray &ba);
-
 // Editor tooltip support
 bool isCppEditor(Core::IEditor *editor);
 QString cppExpressionAt(TextEditor::ITextEditor *editor, int pos,
@@ -124,8 +79,6 @@ QString removeObviousSideEffects(const QString &exp);
 QString fixCppExpression(const QString &exp);
 QString cppFunctionAt(const QString &fileName, int line);
 // Decode string data as returned by the dumper helpers.
-QString decodeData(const QByteArray &baIn, int encoding);
-// Decode string data as returned by the dumper helpers.
 void decodeArray(WatchData *list, const WatchData &tmplate,
     const QByteArray &rawData, int encoding);