work in progress...

main.cpp

@@ -2,12 +2,18 @@
 #include <msgpack.h>
 #include <QDebug>
 
+#include <vector>
+
 int main(int argc, char *argv[])
 {
     QCoreApplication a(argc, argv);
 
-    qDebug() << "MsgPack";
-    qDebug() << MsgPack::deserialize(QByteArray::fromHex("dc 00 33 c2 c3 c0 00 00 00 00 00 00 00 00 00 ff ff ff ff ff 7f 7f cc ff cd ff ff ce ff ff ff ff e0 e0 d1 ff 80 d2 ff ff 80 00 d3 ff ff ff ff 80 00 00 00 00 00 01 ff a1 61 a1 61 a1 61 a0 a0 a0 91 00 91 00 91 00 90 90 90 80 80 80 81 a1 61 61 81 a1 61 61 81 a1 61 61 91 90 91 91 a1 61"));
+//    qDebug() << "MsgPack";
+//    qDebug() << MsgPack::deserialize(QByteArray::fromHex("dc 00 33 c2 c3 c0 00 00 00 00 00 00 00 00 00 ff ff ff ff ff 7f 7f cc ff cd ff ff ce ff ff ff ff e0 e0 d1 ff 80 d2 ff ff 80 00 d3 ff ff ff ff 80 00 00 00 00 00 01 ff a1 61 a1 61 a1 61 a0 a0 a0 91 00 91 00 91 00 90 90 90 80 80 80 81 a1 61 61 81 a1 61 61 81 a1 61 61 91 90 91 91 a1 61"));
+    QVariantList l;
+    l << true << false;
+    QByteArray arr = MsgPack::pack(l);
+    qDebug() << arr << arr.toBase64();
 
     return a.exec();
 }

msgpack-qt.pro

@@ -17,8 +17,10 @@ TEMPLATE = app
 
 SOURCES += main.cpp \
     msgpack.cpp \
-    private/msgpack_p.cpp
+    private/pack_p.cpp \
+    private/unpack_p.cpp
 
 HEADERS += \
     msgpack.h \
-    private/msgpack_p.h
+    private/pack_p.h \
+    private/unpack_p.h

msgpack.cpp

@@ -1,12 +1,28 @@
 #include "msgpack.h"
 #include <QDebug>
-#include "private/msgpack_p.h"
+#include "private/unpack_p.h"
+#include "private/pack_p.h"
+#include <QByteArray>
 
-QVariant MsgPack::deserialize(const QByteArray &data)
+QVariant MsgPack::unpack(const QByteArray &data)
 {
     quint8 *p = (quint8 *)data.data();
     quint8 *end = p + data.size() - 1;
-    //qDebug() << "deserialize size:" << data.size();
 
     return MsgPackPrivate::unpack(p, end);
 }
+
+
+QByteArray MsgPack::pack(const QVariant &variant)
+{
+    quint8 *p = 0;
+    quint8 *end = MsgPackPrivate::pack(variant, p, true);
+    quint32 size = end - p;
+    qDebug() << "size probe:" << size;
+
+    QByteArray arr;
+    arr.resize(size);
+    end = MsgPackPrivate::pack(variant, (quint8 *)arr.data(), false);
+
+    return arr;
+}

msgpack.h

@@ -5,8 +5,8 @@
 
 namespace MsgPack
 {
-
-    QVariant deserialize(const QByteArray &data);
+    QVariant unpack(const QByteArray &data);
+    QByteArray pack(const QVariant &variant);
 }
 
 #endif // MSGPACK_H

private/pack_p.cpp

@@ -0,0 +1,41 @@
+#include "pack_p.h"
+
+
+
+quint8 *MsgPackPrivate::pack(const QVariant &v, quint8 *p, bool sp)
+{
+    QMetaType::Type t = (QMetaType::Type)v.type();
+    if (t == QMetaType::Int)
+        p = pack_int(v, p, sp);
+    else if (t == QMetaType::Bool)
+        p = pack_bool(v, p, sp);
+    else if (t == QMetaType::QVariantList)
+        p = pack_list(v, p, sp);
+    return p;
+}
+
+quint8 *MsgPackPrivate::pack_int(const QVariant &v, quint8 *p, bool sp)
+{
+
+}
+
+
+quint8 *MsgPackPrivate::pack_bool(const QVariant &v, quint8 *p, bool sp)
+{
+    if (!sp)
+        *p = v.toBool() ? 0xc3 : 0xc2;
+    return p + 1;
+}
+
+
+quint8 *MsgPackPrivate::pack_list(const QVariant &v, quint8 *p, bool sp)
+{
+    QVariantList list = v.toList();
+    //pack_int(...)
+    if (!sp)
+        *p = 0x92; // 2el
+    p++;
+    foreach (QVariant item, v.toList())
+        p = pack(item, p, sp);
+    return p;
+}

private/pack_p.h

@@ -0,0 +1,19 @@
+#ifndef PACK_P_H
+#define PACK_P_H
+#include <QVariant>
+
+namespace MsgPackPrivate {
+/* if sp (size probe) == true, packer just moves pointer forward
+ *
+ */
+
+
+quint8 * pack(const QVariant &v, quint8 *p, bool sp);
+
+quint8 * pack_int(const QVariant &v, quint8 *p, bool sp);
+quint8 * pack_bool(const QVariant &v, quint8 *p, bool sp);
+quint8 * pack_list(const QVariant &v, quint8 *p, bool sp);
+
+}
+
+#endif // PACK_P_H

private/unpack_p.cpp

@@ -1,4 +1,4 @@
-#include "msgpack_p.h"
+#include "unpack_p.h"
 #include <QDebug>
 
 MsgPackPrivate::type_parser_f MsgPackPrivate::unpackers[32] = {
@@ -30,8 +30,8 @@ QVariant MsgPackPrivate::unpack(quint8 *p, quint8 *end)
     if (p - end > 1)
         return QVariant();
 
-//    if (d.length() == 1)
-//        return d[0];
+    if (d.length() == 1)
+        return d[0];
     return d;
 }