private void StoreRootPathInfo(ref int in_buffer_pos)
{
string root_folder = "\\Defaultpath";
int length = 0;
m_line_number = 1;
// header 1
Array.Copy(m_path_header1, 0, m_directory_buffer, in_buffer_pos, m_path_header1.Length);
length += m_path_header1.Length;
// path
int pos = 0;
while (pos < root_folder.Length && pos < MaxPathLineLength)
{
m_directory_buffer[in_buffer_pos + length] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(root_folder[pos]);
pos++;
length++;
}
// header 2
Array.Copy(m_path_header2, 0, m_directory_buffer, in_buffer_pos + length, m_path_header2.Length);
length += m_path_header2.Length;
while (pos < MaxPathLineLength + 1)
{
m_directory_buffer[in_buffer_pos + length] = (byte)' ';
pos++;
length++;
}
// footer
Array.Copy(m_path_footer, 0, m_directory_buffer, in_buffer_pos + length, m_path_footer.Length);
length += m_path_footer.Length;
// update basic line length
m_directory_buffer[in_buffer_pos] = (byte)length;
in_buffer_pos += length;
}
private void StoreFileInfo(ref int in_buffer_pos, FileInfo in_file_info)
{
string name = Path.GetFileNameWithoutExtension(in_file_info.Name);
// line length
m_directory_buffer[in_buffer_pos++] = 2 + DirectoryFileNameLength + DirectoryExensionLength + 2 + 1; // line number+file name+extension+apostrophes+0xff
// store file length in kb
int file_length = (int)((in_file_info.Length + 1023) / 1024);
m_directory_buffer[in_buffer_pos++] = (byte)(file_length % 256);
m_directory_buffer[in_buffer_pos++] = (byte)(file_length / 256);
m_directory_buffer[in_buffer_pos++] = (byte)'\"';
// filename
if (name.Length > DirectoryFileNameLength)
{
// handle long filename
for (int i = 0; i < name.Length && i < DirectoryFileNameLength; i++)
{
m_directory_buffer[in_buffer_pos++] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(name[i]);
}
m_directory_buffer[in_buffer_pos++] = (byte)'\"';
}
else
{
// copy short filename
for (int i = 0; i < DirectoryFileNameLength; i++)
{
if (i < name.Length)
{
m_directory_buffer[in_buffer_pos++] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(name[i]);
}
else
{
if (i == name.Length)
{
m_directory_buffer[in_buffer_pos++] = (byte)'\"';
}
m_directory_buffer[in_buffer_pos++] = (byte)' ';
}
}
}
// extension
string extension = in_file_info.Extension.Substring(1);
for (int i = 0; i < DirectoryExensionLength; i++)
{
if (i < extension.Length)
{
m_directory_buffer[in_buffer_pos++] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(extension[i]);
}
else
{
m_directory_buffer[in_buffer_pos++] = (byte)' ';
}
}
// line terminator
m_directory_buffer[in_buffer_pos++] = 0xff;
}
private void StoreFileInfo(ref int in_buffer_pos, FileInfo in_file_info)
{
string name = Path.GetFileNameWithoutExtension(in_file_info.Name);
int length = 0;
// header 1
Array.Copy(m_filename_header1, 0, m_directory_buffer, in_buffer_pos, m_filename_header1.Length);
length += m_filename_header1.Length;
// update basic line number
m_directory_buffer[in_buffer_pos + 1] = (byte)(m_line_number % 256);
m_directory_buffer[in_buffer_pos + 2] = (byte)(m_line_number / 256);
// store file length in kb
int file_length = (int)((in_file_info.Length + 1023) / 1024);
if (file_length > 999)
{
m_directory_buffer[in_buffer_pos + 6] = (byte)'x';
m_directory_buffer[in_buffer_pos + 7] = (byte)'x';
m_directory_buffer[in_buffer_pos + 8] = (byte)'x';
}
else
{
if (file_length >= 100)
{
m_directory_buffer[in_buffer_pos + 6] = (byte)(file_length / 100 + '0');
}
if (file_length >= 10)
{
m_directory_buffer[in_buffer_pos + 7] = (byte)((file_length % 100) / 10 + '0');
}
m_directory_buffer[in_buffer_pos + 8] = (byte)(file_length % 10 + '0');
}
// store filename
int pos = 0;
while (pos < name.Length && pos < DirectoryFileNameLength)
{
m_directory_buffer[in_buffer_pos + length] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(name[pos]);
pos++;
length++;
}
// header 2
Array.Copy(m_filename_header2, 0, m_directory_buffer, in_buffer_pos + length, m_filename_header2.Length);
length += m_filename_header2.Length;
// padding filename with spaces
while (pos < DirectoryFileNameLength + 1)
{
m_directory_buffer[in_buffer_pos + length] = (byte)' ';
pos++;
length++;
}
// extension
string extension = in_file_info.Extension.Substring(1);
for (int i = 0; i < DirectoryExensionLength; i++)
{
if (i < extension.Length)
{
m_directory_buffer[in_buffer_pos + length] = (byte)TVCCharacterCodePage.UNICODECharToTVCChar(extension[i]);
}
else
{
m_directory_buffer[in_buffer_pos + length] = (byte)' ';
}
length++;
}
// header 2
Array.Copy(m_filename_footer, 0, m_directory_buffer, in_buffer_pos + length, m_filename_footer.Length);
length += m_filename_footer.Length;
// update basic line length
m_directory_buffer[in_buffer_pos] = (byte)length;
in_buffer_pos += length;
m_line_number++;
}