/// <summary>
/// Creates a DBMatch object
/// </summary>
/// <param name="database">The ROM database this match corresponds to.</param>
/// <param name="entry">The matched entry.</param>
/// <exception cref="NullReferenceException">Thrown if any arguments are null.</exception>
public DBMatch(RomDB database, RomDB.Entry entry)
: this()
{
this.Database = database;
this.Entry = entry;
if (this.Database == null || this.Entry == null)
{
throw new ArgumentNullException();
}
}
private void TryParseGame(CmpReader reader)
{
if (reader.OpenItem())
{
RomDB.Entry entry = new RomDB.Entry();
string name = null;
string crc32 = null;
string sha1 = null;
string md5 = null;
string size = null;
bool romRead = false;
while (reader.NextItem())
{
if (reader.SelectionName == "name" & name == null)
{
name = reader.SelectionValue;
}
else if (reader.SelectionName == "rom" & !romRead)
{
if (reader.OpenItem())
{
romRead = true;
while (reader.NextItem())
{
if (reader.SelectionName == "size" & size == null)
{
size = reader.SelectionValue;
}
else if (reader.SelectionName == "crc" & crc32 == null)
{
crc32 = reader.SelectionValue;
}
else if (reader.SelectionName == "sha1" & sha1 == null)
{
sha1 = reader.SelectionValue;
}
else if (reader.SelectionName == "md5" && md5 == null)
{
md5 = reader.SelectionValue;
}
}
}
reader.CloseItem();
}
}
if (name != null)
{
entry.name = name;
if (size != null)
{
entry.size = ParseInt(size);
}
// Todo: report invalidly sized hashes?
if (crc32 != null)
{
var crc32hash = new RomHash(ParseHexBytes(crc32), GetHashFlags(HashFlags.CRC32));
if (crc32hash.Value.Length == 4)
{
entry.Hashes.Add(crc32hash);
}
}
if (sha1 != null)
{
var sha1Hash = new RomHash(ParseHexBytes(sha1), GetHashFlags(HashFlags.SHA1));
if (sha1Hash.Value.Length == 20)
{
entry.Hashes.Add(sha1Hash);
}
}
if (md5 != null)
{
var md5Hash = new RomHash(ParseHexBytes(md5), GetHashFlags(HashFlags.MD5));
if (md5Hash.Value.Length == 16)
{
entry.Hashes.Add(md5Hash);
}
}
}
reader.CloseItem();
result.AddEntry(entry);
}
}