ExternalVendorCode/genode
1
0
Fork 0
mirror of https://github.com/genodelabs/genode.git synced 2025-06-19 07:38:28 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

os: move ram_session_guard from nic_bridge to os

Browse Source 
Issue #1039
This commit is contained in:
Alexander Boettcher
2016-11-23 14:09:56 +01:00
committed by Christian Helmuth
parent 5ba245f476
commit dffc1b0497
2 changed files with 4 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
repos/os/src/server/nic_bridge/component.h
View File

@ -20,6 +20,7 @@
#include <nic/packet_allocator.h>
#include <nic_session/rpc_object.h>
#include <nic_session/connection.h>
#include <os/ram_session_guard.h>
#include <os/session_policy.h>
#include <root/component.h>
#include <util/arg_string.h>
@ -28,7 +29,6 @@
#include <mac.h>
#include <nic.h>
#include <packet_handler.h>
#include <ram_session_guard.h>
namespace Net {
class Stream_allocator;

63
repos/os/src/server/nic_bridge/ram_session_guard.h
View File

@ -1,63 +0,0 @@
/*
* \brief RAM session guard
* \author Stefan Kalkowski
* \date 2016-06-03
*/
/*
* Copyright (C) 2016 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
#ifndef _RAM_SESSION_GUARD_H_
#define _RAM_SESSION_GUARD_H_
#include <dataspace/client.h>
#include <ram_session/ram_session.h>
#include <ram_session/capability.h>
namespace Genode { struct Ram_session_guard; }
class Genode::Ram_session_guard : public Genode::Ram_session
{
private:
Ram_session &_session;
size_t _quota;
size_t _used;
public:
Ram_session_guard(Ram_session &session, size_t quota)
: _session(session) { }
Ram_dataspace_capability alloc(size_t size,
Cache_attribute cached = CACHED) override
{
if (_used + size > _used) throw Quota_exceeded();
_used += size;
return _session.alloc(size, cached);
}
void free(Ram_dataspace_capability ds) override
{
size_t size = Dataspace_client(ds).size();
_used -= size;
_session.free(ds);
}
int ref_account(Ram_session_capability ram_session) override {
return -1; }
int transfer_quota(Ram_session_capability ram_session, size_t amount) override {
return -1; }
size_t quota() override { return _quota; }
size_t used() override { return _used; }
};
#endif /* _RAM_SESSION_GUARD_H_ */