OpenFlow0x01.MessageSourceA subset of the OpenFlow 1.0 messages defined in Section 5.1 of the specification.
type t = | Hello of Cstruct.t| ErrorMsg of Error.t| EchoRequest of Cstruct.t| EchoReply of Cstruct.t| VendorMsg of Vendor.t| SwitchFeaturesRequest| SwitchFeaturesReply of SwitchFeatures.t| FlowModMsg of FlowMod.t| PacketInMsg of packetIn| FlowRemovedMsg of flowRemoved| PortStatusMsg of PortStatus.t| PacketOutMsg of packetOut| BarrierRequest| BarrierReply| StatsRequestMsg of StatsRequest.t| StatsReplyMsg of StatsReply.t| SetConfig of SwitchConfig.t| ConfigRequestMsg| ConfigReplyMsg of SwitchConfig.tparse hdr bits parses the body of a message with header hdr from buffer bits.
marshal xid msg serializes msg, giving it a transaction ID xid.