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-rw-r--r--src/utils/dyn_load/dyn_load.h67
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diff --git a/src/utils/dyn_load/dyn_load.h b/src/utils/dyn_load/dyn_load.h
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index 9edaed202..000000000
--- a/src/utils/dyn_load/dyn_load.h
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-/*
-* Dynamically Loaded Object
-* (C) 2010 Jack Lloyd
-*
-* Distributed under the terms of the Botan license
-*/
-
-#ifndef BOTAN_DYNAMIC_LOADER_H__
-#define BOTAN_DYNAMIC_LOADER_H__
-
-#include <string>
-
-namespace Botan {
-
-/**
-* Represents a DLL or shared object
-*/
-class Dynamically_Loaded_Library
- {
- public:
- /**
- * Load a DLL (or fail with an exception)
- * @param lib_name name or path to a library
- *
- * If you don't use a full path, the search order will be defined
- * by whatever the system linker does by default. Always using fully
- * qualified pathnames can help prevent code injection attacks (eg
- * via manipulation of LD_LIBRARY_PATH on Linux)
- */
- Dynamically_Loaded_Library(const std::string& lib_name);
-
- /**
- * Unload the DLL
- * @warning Any pointers returned by resolve()/resolve_symbol()
- * should not be used after this destructor runs.
- */
- ~Dynamically_Loaded_Library();
-
- /**
- * Load a symbol (or fail with an exception)
- * @param symbol names the symbol to load
- * @return address of the loaded symbol
- */
- void* resolve_symbol(const std::string& symbol);
-
- /**
- * Convenience function for casting symbol to the right type
- * @param symbol names the symbol to load
- * @return address of the loaded symbol
- */
- template<typename T>
- T resolve(const std::string& symbol)
- {
- return reinterpret_cast<T>(resolve_symbol(symbol));
- }
-
- private:
- Dynamically_Loaded_Library(const Dynamically_Loaded_Library&);
- Dynamically_Loaded_Library& operator=(const Dynamically_Loaded_Library&);
-
- std::string lib_name;
- void* lib;
- };
-
-}
-
-#endif