ExternalDispatcher.h

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//===-- ExternalDispatcher.h ------------------------------------*- C++ -*-===//
//
//                     The KLEE Symbolic Virtual Machine
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
 
#ifndef KLEE_EXTERNALDISPATCHER_H
#define KLEE_EXTERNALDISPATCHER_H
 
#include "klee/Config/Version.h"
 
#include <map>
#include <memory>
#include <stdint.h>
#include <string>
 
namespace llvm {
class Instruction;
class LLVMContext;
class Function;
}
 
namespace klee {
class ExternalDispatcherImpl;
class ExternalDispatcher {
private:
  ExternalDispatcherImpl *impl;
 
public:
  ExternalDispatcher(llvm::LLVMContext &ctx);
  ~ExternalDispatcher();
 
  /* Call the given function using the parameter passing convention of
   * ci with arguments in args[1], args[2], ... and writing the result
   * into args[0].
   */
  bool executeCall(llvm::Function *function, llvm::Instruction *i,
                   uint64_t *args);
  void *resolveSymbol(const std::string &name);
 
  int getLastErrno();
  void setLastErrno(int newErrno);
};
}
 
#endif /* KLEE_EXTERNALDISPATCHER_H */