private bool TryGetHashEntry(string filename, out MpqHash hash)
{
if (!StormBuffer.TryGetHashString(filename, 0, out var index))
{
hash = default;
return(false);
}
index &= _mpqHeader.HashTableSize - 1;
var name = MpqHash.GetHashedFileName(filename);
for (var i = index; i < _hashTable.Size; ++i)
{
hash = _hashTable[i];
if (hash.Name == name)
{
return(true);
}
}
for (uint i = 0; i < index; ++i)
{
hash = _hashTable[i];
if (hash.Name == name)
{
return(true);
}
}
hash = default;
return(false);
}
private IEnumerable <MpqHash> GetHashEntries(string filename)
{
if (!StormBuffer.TryGetHashString(filename, 0, out var index))
{
yield break;
}
index &= _mpqHeader.HashTableSize - 1;
var name = MpqHash.GetHashedFileName(filename);
var foundAnyHash = false;
for (var i = index; i < _hashTable.Size; ++i)
{
var hash = _hashTable[i];
if (hash.Name == name)
{
yield return(hash);
foundAnyHash = true;
}
else if (hash.IsEmpty && foundAnyHash)
{
yield break;
}
}
for (uint i = 0; i < index; ++i)
{
var hash = _hashTable[i];
if (hash.Name == name)
{
yield return(hash);
foundAnyHash = true;
}
else if (hash.IsEmpty && foundAnyHash)
{
yield break;
}
}
}