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 
RPCChannel()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