/usr/include/botan/libstate.h is in libbotan1.8-dev 1.8.13-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Library Internal/Global State
* (C) 1999-2008 Jack Lloyd
*
* Distributed under the terms of the Botan license
*/
#ifndef BOTAN_LIB_STATE_H__
#define BOTAN_LIB_STATE_H__
#include <botan/types.h>
#include <botan/allocate.h>
#include <botan/algo_factory.h>
#include <string>
#include <vector>
#include <map>
namespace Botan {
/*
* Global State Container Base
*/
class BOTAN_DLL Library_State
{
public:
Library_State();
~Library_State();
void initialize(bool thread_safe);
Algorithm_Factory& algorithm_factory();
Allocator* get_allocator(const std::string& = "") const;
void add_allocator(Allocator*);
void set_default_allocator(const std::string&);
/**
* Get a parameter value as std::string.
* @param section the section of the desired key
* @param key the desired keys name
* @result the value of the parameter
*/
std::string get(const std::string& section,
const std::string& key) const;
/**
* Check whether a certain parameter is set
* or not.
* @param section the section of the desired key
* @param key the desired keys name
* @result true if the parameters value is set,
* false otherwise
*/
bool is_set(const std::string& section, const std::string& key) const;
/**
* Set a configuration parameter.
* @param section the section of the desired key
* @param key the desired keys name
* @param overwrite if set to true, the parameters value
* will be overwritten even if it is already set, otherwise
* no existing values will be overwritten.
*/
void set(const std::string& section, const std::string& key,
const std::string& value, bool overwrite = true);
/**
* Get a parameters value out of the "conf" section (
* referred to as option).
* @param key the desired keys name
*/
std::string option(const std::string& key) const;
/**
* Set an option.
* @param key the key of the option to set
* @param value the value to set
*/
void set_option(const std::string key, const std::string& value);
/**
* Add a parameter value to the "alias" section.
* @param key the name of the parameter which shall have a new alias
* @param value the new alias
*/
void add_alias(const std::string&, const std::string&);
/**
* Resolve an alias.
* @param alias the alias to resolve.
* @return what the alias stands for
*/
std::string deref_alias(const std::string&) const;
class Mutex* get_mutex() const;
private:
void load_default_config();
Library_State(const Library_State&) {}
Library_State& operator=(const Library_State&) { return (*this); }
class Mutex_Factory* mutex_factory;
std::map<std::string, std::string> config;
class Mutex* config_lock;
class Mutex* allocator_lock;
std::map<std::string, Allocator*> alloc_factory;
mutable Allocator* cached_default_allocator;
std::vector<Allocator*> allocators;
Algorithm_Factory* m_algorithm_factory;
};
/*
* Global State
*/
BOTAN_DLL Library_State& global_state();
BOTAN_DLL void set_global_state(Library_State*);
BOTAN_DLL Library_State* swap_global_state(Library_State*);
}
#endif
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