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      1 //===---------- RPCChannel.h - LLVM out-of-process JIT execution ----------===//
      2 //
      3 //                     The LLVM Compiler Infrastructure
      4 //
      5 // This file is distributed under the University of Illinois Open Source
      6 // License. See LICENSE.TXT for details.
      7 //
      8 //===----------------------------------------------------------------------===//
      9 //
     10 // Definition of the RemoteTargetExternal class which executes JITed code in a
     11 // separate process from where it was built.
     12 //
     13 //===----------------------------------------------------------------------===//
     14 
     15 #ifndef LLVM_TOOLS_LLI_RPCCHANNEL_H
     16 #define LLVM_TOOLS_LLI_RPCCHANNEL_H
     17 
     18 #include <stdlib.h>
     19 #include <string>
     20 
     21 namespace llvm {
     22 
     23 class RPCChannel {
     24 public:
     25   std::string ChildName;
     26 
     27   RPCChannel() {}
     28   ~RPCChannel();
     29 
     30   /// Start the remote process.
     31   ///
     32   /// @returns True on success. On failure, ErrorMsg is updated with
     33   ///          descriptive text of the encountered error.
     34   bool createServer();
     35 
     36   bool createClient();
     37 
     38   // This will get filled in as a point to an OS-specific structure.
     39   void *ConnectionData;
     40 
     41   bool WriteBytes(const void *Data, size_t Size);
     42   bool ReadBytes(void *Data, size_t Size);
     43 
     44   void Wait();
     45 };
     46 
     47 } // end namespace llvm
     48 
     49 #endif
     50