新增了PQDIF补招线程，导入了新的lib库

LFtid1056/pqdif/include/pcn_flat.h

@@ -0,0 +1,68 @@
+
+class CPQDIF_StreamIO;
+class CPQDIF_StreamProcessor;
+enum PF_StreamIO;
+
+
+class CPQDIF_PC_FlatFile : public CPQDIF_PersistController
+    {
+    public:
+        CPQDIF_PC_FlatFile();
+        ~CPQDIF_PC_FlatFile();
+
+    //  Overridables
+    public:
+        virtual CPQDIFRecord *  GetRecordFull( long index );
+
+    //  Public interface
+    public:
+        void SetFileName( const char * fname )
+            { m_fname = fname; }
+        const char * GetFileName( void )
+            { return m_fname.c_str(); }
+
+        void SetChunkInput( BYTE * chunk, long size );
+        bool GetChunkOutputSize( long& size );
+        bool GetChunkOutput( BYTE * chunk, long size );
+
+        bool GetCanWriteIncremental( void )
+            {
+            UpdateInformation();    //  need to fix
+            return false;
+            //return m_pstream->CanWriteIncremental();
+            }
+
+        int ReadHeaders( void );
+
+        bool ImportContainerAndRecordsFromChunk( BYTE * chunk, long size, bool &bCompressed );
+        bool ImportRecordsFromChunk( BYTE * chunk, long size, bool bCompressed );
+
+        bool WriteIncremental( void );
+        bool WriteNew( void );
+        bool WriteRecordsToFile( void );
+
+	    long GetCompressionAlgorithm();
+	    void SetCompressionAlgorithm( long algNew );
+	    long GetCompressionStyle();
+	    void SetCompressionStyle( long styleNew );
+
+    //  Implementation
+    protected:
+        void UpdateInformation( void );
+
+    //  Member data
+    private:
+        //  Chunk (if NULL, assume physical file)
+        BYTE *      m_chunk;
+        long        m_sizeChunk;
+        
+        //  Physical flat file path
+        string      m_fname;
+
+        //  Keep track of which stream type
+        enum PF_StreamIO            m_whichStream;  
+
+        CPQDIF_StreamIO *           m_pstream;
+        CPQDIF_StreamProcessor *    m_pprocHeader;
+        CPQDIF_StreamProcessor *    m_pprocBody;
+    };