From a1ef1c3fe8700a16329358288299276fd16c8fa0 Mon Sep 17 00:00:00 2001
From: ar <ar>
Date: Sun, 06 Jun 2004 19:43:58 +0000
Subject: - solve problems with padded memory - dont use memcpy

---
(limited to 'library/quuid.h')

diff --git a/library/quuid.h b/library/quuid.h
index 841a00f..1575711 100644
--- a/library/quuid.h
+++ b/library/quuid.h
@@ -25,49 +25,45 @@
 #include <qstring.h>
 #endif // QT_H
 
-#include <memory.h>
-
-#if defined(Q_OS_WIN32)
-#ifndef GUID_DEFINED
-#define GUID_DEFINED
-typedef struct _GUID
-{
-    ulong   Data1;
-    ushort  Data2;
-    ushort  Data3;
-    uchar   Data4[ 8 ];
-} GUID;
-#endif
-#endif
-
-#if defined( Q_WS_QWS ) && !defined( UUID_H_INCLUDED )
-typedef unsigned char uuid_t[16];
-#endif
-
 struct Q_EXPORT QUuid
 {
+    enum Variant {
+        VarUnknown  =-1,
+        NCS     = 0, // 0 - -
+        DCE     = 2, // 1 0 -
+        Microsoft   = 6, // 1 1 0
+        Reserved    = 7  // 1 1 1
+    };
+
     QUuid()
     {
-	memset( this, 0, sizeof(QUuid) );
+        memset( this, 0, sizeof(QUuid) );
     }
     QUuid( uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8 )
     {
-	data1 = l;
-	data2 = w1;
-	data3 = w2;
-	data4[0] = b1;
-	data4[1] = b2;
-	data4[2] = b3;
-	data4[3] = b4;
-	data4[4] = b5;
-	data4[5] = b6;
-	data4[6] = b7;
-	data4[7] = b8;
+        data1 = l;
+        data2 = w1;
+        data3 = w2;
+        data4[0] = b1;
+        data4[1] = b2;
+        data4[2] = b3;
+        data4[3] = b4;
+        data4[4] = b5;
+        data4[5] = b6;
+        data4[6] = b7;
+        data4[7] = b8;
     }
     QUuid( const QUuid &uuid )
     {
-	memcpy( this, &uuid, sizeof(QUuid) );
+        uint i;
+
+        data1 = uuid.data1;
+        data2 = uuid.data2;
+        data3 = uuid.data3;
+        for( i = 0; i < 8; i++ )
+            data4[ i ] = uuid.data4[ i ];
     }
+
 #ifndef QT_NO_QUUID_STRING
     QUuid( const QString & );
     QString toString() const;
@@ -76,84 +72,41 @@ struct Q_EXPORT QUuid
 
     QUuid &operator=(const QUuid &orig )
     {
-	memcpy( this, &orig, sizeof(QUuid) );
-	return *this;
-    }
+        uint i;
 
-    bool operator==(const QUuid &orig ) const
-    {
-	return !memcmp( this, &orig, sizeof(QUuid) );
-    }
+        data1 = orig.data1;
+        data2 = orig.data2;
+        data3 = orig.data3;
+        for( i = 0; i < 8; i++ )
+            data4[ i ] = orig.data4[ i ];
 
-    bool operator!=(const QUuid &orig ) const
-    {
-	return !( *this == orig );
+        return *this;
     }
 
-    inline bool operator<(const QUuid &orig) const
-    {
-	return ( memcmp(this, &orig, sizeof(QUuid)) < 0);
-    }
-    
-    inline bool operator>(const QUuid &orig) const
-    {
-	return ( memcmp(this, &orig, sizeof(QUuid) ) > 0);
-    }
-    
-#if defined(Q_OS_WIN32)
-    // On Windows we have a type GUID that is used by the platform API, so we
-    // provide convenience operators to cast from and to this type.
-    QUuid( const GUID &guid )
+    bool operator==(const QUuid &orig ) const
     {
-	memcpy( this, &guid, sizeof(GUID) );
-    }
+        uint i;
+        if ( data1 != orig.data1 || data2 != orig.data2 ||
+                data3 != orig.data3 )
+            return FALSE;
 
-    QUuid &operator=(const GUID &orig )
-    {
-	memcpy( this, &orig, sizeof(QUuid) );
-	return *this;
-    }
+        for( i = 0; i < 8; i++ )
+            if ( data4[i] != orig.data4[i] )
+                return FALSE;
 
-    operator GUID() const
-    {
-	GUID guid = { data1, data2, data3, { data4[0], data4[1], data4[2], data4[3], data4[4], data4[5], data4[6], data4[7] } };
-	return guid;
+        return TRUE;
     }
 
-    bool operator==( const GUID &guid ) const
+    bool operator!=(const QUuid &orig ) const
     {
-	return !memcmp( this, &guid, sizeof(QUuid) );
+        return !( *this == orig );
     }
 
-    bool operator!=( const GUID &guid ) const
-    {
-	return !( *this == guid );
-    }
-    
-    inline bool operator<(const QUuid &orig) const
-    {
-	return ( memcmp(this, &orig, sizeof(QUuid) ) < 0);
-    }
-    
-    inline bool operator>(const QUuid &orig) const
-    {
-	return ( memcmp(this, &orig, sizeof(QUuid) ) > 0);
-    }
-    
-#endif
-#if defined (Q_WS_QWS)
-    QUuid( uuid_t uuid ) 
-    {
-	memcpy( this, uuid, sizeof(uuid_t) );
-    }
+    bool operator<(const QUuid &other ) const;
+    bool operator>(const QUuid &other ) const;
+
+    QUuid::Variant variant() const;
 
-    QUuid &operator=(const uuid_t &orig )
-    {
-	memcpy( this, &orig, sizeof(uuid_t) );
-	return *this;
-    }
-#endif
-    
     ulong   data1;
     ushort  data2;
     ushort  data3;
--
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