Exemplo n.º 1
0
 /// <summary>
 /// Flush the current cabinet file.
 /// </summary>
 public void FlushCabinet()
 {
     Trace.WriteLine("FlushCabinet");
     if (disposed)
     {
         throw new ObjectDisposedException("CabCompressor");
     }
     if (!CabSdk.FciFlushCabinet(FciContext, false,
                                 new FciGetNextCabinetDelegate(GetNextCabinet),
                                 new FciStatusDelegate(ProgressFunc)))
     {
         Trace.WriteLine("FciFlushCabinet failed.");
         throw new ApplicationException(string.Format("FlushCabinet failed with code {0}", erf.FciErrorCode));
     }
 }
Exemplo n.º 2
0
 /// <summary>
 /// Adds a file to the current cabinet.
 /// </summary>
 /// <param name="filename">The full path name of the file to be added.</param>
 /// <param name="nameInCab">The name that the file will have in the cabinet.</param>
 /// <param name="execOnDecompress">A flag that indicates whether the file should be executed when it is decompressed.
 /// This is just a notification flag.  Decompression programs must query the flag and execute the file if desired.</param>
 /// <param name="compressType">Type of compression to use for this file.</param>
 public void AddFile(string filename, string nameInCab,
                     bool execOnDecompress, FciCompression compressType)
 {
     Trace.WriteLine("AddFile");
     if (disposed)
     {
         throw new ObjectDisposedException("CabCompressor");
     }
     if (!CabSdk.FciAddFile(FciContext, filename, nameInCab, execOnDecompress,
                            new FciGetNextCabinetDelegate(GetNextCabinet),
                            new FciStatusDelegate(ProgressFunc),
                            new FciGetOpenInfoDelegate(GetOpenInfo),
                            compressType))
     {
         throw new ApplicationException(string.Format("AddFile failed with code {0}", erf.FciErrorCode));
     }
 }
Exemplo n.º 3
0
        /// <summary>
        /// Determines whether a file, identified by a stream, is a cabinet file.
        /// </summary>
        /// <param name="fstream">The open file stream to be tested.</param>
        /// <param name="cabinfo">A <see cref="FdiCabinetInfo"/> object that will receive information about the cabinet file.</param>
        /// <returns>Returns True if the file is a cabinet.  If so, the cabinfo object is filled with information about the cabinet file.
        /// Returns False if the file is not a cabinet.</returns>
        public bool IsCabinetFile(Stream fstream, FdiCabinetInfo cabinfo)
        {
            if (disposed)
            {
                throw new ObjectDisposedException("CabDecompressor");
            }

            GCHandle gch = GCHandle.Alloc(fstream);

            try
            {
                return(CabSdk.FdiIsCabinet(FdiContext, (IntPtr)gch, cabinfo));
            }
            finally
            {
                gch.Free();
            }
        }
Exemplo n.º 4
0
        /// <summary>
        /// Extract files from a cabinet.
        /// </summary>
        /// <param name="cabinetFullPath">Full path name of the cabinet from which files are to be extracted.</param>
        /// <returns>Returns True if extraction was successful.  Returns False on error.</returns>
        /// <remarks>On error, the <see cref="ErrorInfo"/> structure will contain error information.</remarks>
        public bool ExtractFiles(string cabinetFullPath)
        {
            Trace.WriteLine("ExtractFiles: {0}", cabinetFullPath);
            if (disposed)
            {
                throw new ObjectDisposedException("CabDecompressor");
            }

            string path     = Path.GetDirectoryName(cabinetFullPath);
            string filename = Path.GetFileName(cabinetFullPath);

            Trace.WriteLine("path = {0}", path);
            Trace.WriteLine("filename = {0}", filename);
            return(CabSdk.FdiCopy(FdiContext,
                                  filename,
                                  path,
                                  new FdiNotifyDelegate(NotifyCallback),
                                  null, //new FdiDecryptDelegate(DecryptCallback),
                                  userData));
        }
Exemplo n.º 5
0
        /// <summary>
        /// Releases the unmanaged resources used by the CabCompressor and optionally releases the managed resources.
        /// </summary>
        /// <param name="disposing"></param>
        /// <remarks></remarks>
        protected virtual void Dispose(bool disposing)
        {
            if (!this.disposed)
            {
                if (disposing)
                {
                    // if disposing is true, dispose all managed and unmanaged resources
                }
                if (hfci != IntPtr.Zero)
                {
                    CabSdk.FciDestroy(hfci);
                    hfci = IntPtr.Zero;
                }
                if (!nullUserData)
                {
                    gchUserData.Free();
                    nullUserData = true;
                }

                disposed = true;
            }
        }
Exemplo n.º 6
0
        /// <summary>
        /// Releases the unmanaged resources used by the CabDecompressor and optionally releases the managed resources.
        /// </summary>
        /// <param name="disposing"></param>
        protected virtual void Dispose(bool disposing)
        {
            if (!this.disposed)
            {
                if (disposing)
                {
                    // if disposing is true, dispose all managed and unmanaged resources
                }
                if (hfdi != IntPtr.Zero)
                {
                    Trace.WriteLine("Destroying...");
                    CabSdk.FdiDestroy(hfdi);
                    hfdi = IntPtr.Zero;
                }
                if (!nullUserData)
                {
                    gchUserData.Free();
                    nullUserData = true;
                }

                disposed = true;
            }
        }