Method ReceiveFileSegment

engine/Poseidon/Network/NetworkMisc.cpp:871–941

        {
            return &identity;
        }
    }
    return nullptr;
}

PlayerIdentity* NetworkComponent::FindIdentity(int dpnid)
{
    for (int i = 0; i < _identities.Size(); i++)
    {
        PlayerIdentity& identity = _identities[i];
        if (identity.dpnid == dpnid)
        {
            return &identity;
        }
    }
    return nullptr;
}

int NetworkComponent::ReceiveFileSegment(TransferFileMessage& msg)
{
    if (Poseidon::IsSafeNetworkTransferredAssetPath(msg.path))
    {
        msg.path = Poseidon::GetUserDirectory() + msg.path;
    }

    // The declared geometry is wire-controlled. Reject it before any allocation or
    // write so a malformed header can neither drive a giant Resize nor index/copy
    // outside the buffers.
    static const int kMaxTransferBytes = 256 * 1024 * 1024;
    static const int kMaxTransferSegments = 1024 * 1024;
    if (!WireBounds::SegmentInBounds(msg.totSize, msg.totSegments, msg.curSegment, msg.offset, msg.data.Size()) ||
        !WireBounds::ValidLength(msg.totSize, kMaxTransferBytes) ||
        !WireBounds::ValidCount(msg.totSegments, kMaxTransferSegments))
    {
        return -1;
    }

    // find file in list
    int index = -1;
    for (int i = 0; i < _files.Size(); i++)
    {
        if (_files[i].fileName == msg.path)
        {
            index = i;
            break;
        }
    }
    if (index < 0)
    {
        // new file
        index = _files.Add();
        ReceivingFile& file = _files[index];
        file.fileName = msg.path;
        file.fileSegments.Resize(msg.totSegments);
        for (int i = 0; i < file.fileSegments.Size(); i++)
        {
            file.fileSegments[i] = false;
        }