70 lines
1.4 KiB
C++
70 lines
1.4 KiB
C++
/*
|
|
* \brief RPC capability factory
|
|
* \author Norman Feske
|
|
* \date 2016-01-19
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2016-2017 Genode Labs GmbH
|
|
*
|
|
* This file is part of the Genode OS framework, which is distributed
|
|
* under the terms of the GNU Affero General Public License version 3.
|
|
*/
|
|
|
|
#ifndef _CORE__INCLUDE__RPC_CAP_FACTORY_H_
|
|
#define _CORE__INCLUDE__RPC_CAP_FACTORY_H_
|
|
|
|
/* Genode includes */
|
|
#include <util/list.h>
|
|
#include <base/lock.h>
|
|
#include <base/capability.h>
|
|
#include <base/tslab.h>
|
|
#include <base/log.h>
|
|
|
|
namespace Genode { class Rpc_cap_factory; }
|
|
|
|
|
|
class Genode::Rpc_cap_factory
|
|
{
|
|
private:
|
|
|
|
struct Cap_object : List<Cap_object>::Element
|
|
{
|
|
Genode::addr_t _cap_sel;
|
|
|
|
Cap_object(addr_t cap_sel) : _cap_sel(cap_sel) {}
|
|
};
|
|
|
|
enum { SBS = 960*sizeof(long) };
|
|
uint8_t _initial_sb[SBS];
|
|
|
|
Tslab<Cap_object, SBS> _slab;
|
|
List<Cap_object> _list { };
|
|
Lock _lock { };
|
|
|
|
public:
|
|
|
|
Rpc_cap_factory(Allocator &md_alloc);
|
|
|
|
~Rpc_cap_factory();
|
|
|
|
/**
|
|
* Allocate RPC capability
|
|
*
|
|
* \throw Allocator::Out_of_memory
|
|
*
|
|
* This function is invoked via Nova_native_pd::alloc_rpc_cap.
|
|
*/
|
|
Native_capability alloc(Native_capability ep, addr_t entry, addr_t mtd);
|
|
|
|
Native_capability alloc(Native_capability)
|
|
{
|
|
warning("unexpected call to non-implemented Rpc_cap_factory::alloc");
|
|
return Native_capability();
|
|
}
|
|
|
|
void free(Native_capability cap);
|
|
};
|
|
|
|
#endif /* _CORE__INCLUDE__RPC_CAP_FACTORY_H_ */
|