/// <summary>
/// Checks if file exists in the cache
/// </summary>
/// <param name="in_file_name"></param>
/// <param name="in_file_length"></param>
/// <param name="in_checksum"></param>
static public bool IsFileExists(string in_file_name, UInt32 in_file_length, MD5Hash in_hash)
{
string cache_path = GetFileCachePath();
string file_path = Path.Combine(cache_path, in_file_name);
// check if file is exists in the cache
if (File.Exists(file_path))
{
// check file length
FileInfo file_info = new FileInfo(file_path);
if (file_info.Length != in_file_length)
{
return(false);
}
// check MD5 checksum
MD5Hash hash = new MD5Hash();
hash.ComputeFileHash(file_path);
if (hash.IsEqual(in_hash))
{
return(true);
}
}
return(false);
}
