/// <summary>
/// Processes the replace callback.
/// </summary>
/// <param name="msg">The message.</param>
/// <param name="x">The length of the message text.</param>
/// <returns>
/// Return code that tells to unzip what to do when the file already exists
/// </returns>
internal int ProcessReplaceCallback(ref CallbackString msg, uint x)
{
string s = InternalHelper.PCharToString(msg.Buffer);
FileReplaceEventArgs e = new FileReplaceEventArgs(s, FileReplaceOption.OverwriteFile);
OnFileReplace(e);
return(InternalHelper.ReplaceOptionToCode(e.Option));
}
/// <summary>
/// Processes the service message.
/// </summary>
/// <param name="msg">The MSG.</param>
/// <param name="x">The x.</param>
/// <returns></returns>
internal int ProcessServiceMessage(ref CallbackString msg, uint x)
{
string s = InternalHelper.PCharToString(msg.Buffer);
CompressionServiceEventArgs e = new CompressionServiceEventArgs(s, (int)x);
OnReceiveServiceMessage(e);
return(0);
}
/// <summary>
/// The zip32.dll passes activity messages to the declared byte array.
/// Decode the byte array to see the message
/// </summary>
/// <param name="msg">The message.</param>
/// <param name="x">The length of the message.</param>
/// <returns></returns>
internal int ProcessPrintCallback(ref CallbackString msg, uint x)
{
string s = InternalHelper.PCharToString(msg.Buffer);
CompressionEventArgs e = new CompressionEventArgs(s);
OnPrintMessage(e);
return(0);
}
/// <summary>
/// Processes the comment callback.
/// </summary>
/// <param name="msg">The message.</param>
/// <returns></returns>
internal int ProcessCommentCallback(ref CallbackString msg)
{
if (string.IsNullOrEmpty(comment))
{
return(1);
}
//clear the byte array
for (int i = 0; i <= msg.Buffer.Length - 1; i++)
{
msg.Buffer[i] = 0;
}
//set the comment in the zip file
Ascii.GetBytes(comment, 0, comment.Length, msg.Buffer, 0);
return(0);
}