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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 <map>
#include "llvm/System/DynamicLibrary.h"
namespace llvm {
class ExecutionEngine;
class Instruction;
class Function;
class FunctionType;
class Module;
}
namespace klee {
class ExternalDispatcher {
private:
typedef std::map<const llvm::Instruction*,llvm::Function*> dispatchers_ty;
dispatchers_ty dispatchers;
llvm::Module *dispatchModule;
llvm::ExecutionEngine *executionEngine;
llvm::sys::DynamicLibrary dl_symbols;
std::map<std::string, void*> preboundFunctions;
llvm::Function *createDispatcher(llvm::Function *f, llvm::Instruction *i);
bool runProtectedCall(llvm::Function *f, uint64_t *args);
public:
ExternalDispatcher();
~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);
};
}
#endif
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