Theory MemClerkParameters

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theory MemClerkParameters
imports RPCParameters
uses [MemClerkParameters.ML]
begin

(*
    File:        MemClerkParameters.thy
    ID:          $Id: MemClerkParameters.thy,v 1.4 2005/09/07 18:22:42 wenzelm Exp $
    Author:      Stephan Merz
    Copyright:   1997 University of Munich

    Theory Name: MemClerkParameters
    Logic Image: TLA

    RPC-Memory example: Parameters of the memory clerk.
*)

theory MemClerkParameters
imports RPCParameters
begin

datatype mClkState = clkA | clkB

types
  (* types sent on the clerk's send and receive channels are argument types
     of the memory and the RPC, respectively *)
  mClkSndArgType   = "memOp"
  mClkRcvArgType   = "rpcOp"

constdefs
  (* translate a memory call to an RPC call *)
  MClkRelayArg     :: "memOp => rpcOp"
    "MClkRelayArg marg == memcall marg"
  (* translate RPC failures to memory failures *)
  MClkReplyVal     :: "Vals => Vals"
    "MClkReplyVal v == if v = RPCFailure then MemFailure else v"

ML {* use_legacy_bindings (the_context ()) *}

end