Function tableFromMsg

table.go:187–212

(msg netlink.Message)

}

func tableFromMsg(msg netlink.Message) (*Table, error) {
	if got, want1, want2 := msg.Header.Type, newTableHeaderType, delTableHeaderType; got != want1 && got != want2 {
		return nil, fmt.Errorf("unexpected header type: got %v, want %v or %v", got, want1, want2)
	}

	var t Table
	t.Family = TableFamily(msg.Data[0])

	ad, err := netlink.NewAttributeDecoder(msg.Data[4:])
	if err != nil {
		return nil, err
	}

	for ad.Next() {
		switch ad.Type() {
		case unix.NFTA_TABLE_NAME:
			t.Name = ad.String()
		case unix.NFTA_TABLE_USE:
			t.Use = ad.Uint32()
		case unix.NFTA_TABLE_FLAGS:
			t.Flags = ad.Uint32()
		}
	}

	return &t, nil
}