mirror of
https://github.com/genodelabs/genode.git
synced 2024-12-20 06:07:59 +00:00
146c694513
The maximum possible string length is defined by the platform with the lowest maximum IPC payload size (currently OKL4). Fixes #1919
53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
/*
|
|
* \brief Log text output session interface
|
|
* \author Norman Feske
|
|
* \date 2006-09-15
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2006-2013 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 _INCLUDE__LOG_SESSION__LOG_SESSION_H_
|
|
#define _INCLUDE__LOG_SESSION__LOG_SESSION_H_
|
|
|
|
#include <base/capability.h>
|
|
#include <base/stdint.h>
|
|
#include <base/rpc_args.h>
|
|
#include <session/session.h>
|
|
|
|
namespace Genode { struct Log_session; }
|
|
|
|
|
|
struct Genode::Log_session : Session
|
|
{
|
|
static const char *service_name() { return "LOG"; }
|
|
|
|
virtual ~Log_session() { }
|
|
|
|
/* the lowest platform-specific maximum IPC payload size (OKL4) */
|
|
enum { MAX_STRING_LEN = 236};
|
|
|
|
typedef Rpc_in_buffer<MAX_STRING_LEN> String;
|
|
|
|
/**
|
|
* Output null-terminated string
|
|
*
|
|
* \return number of written characters
|
|
*/
|
|
virtual size_t write(String const &string) = 0;
|
|
|
|
|
|
/*********************
|
|
** RPC declaration **
|
|
*********************/
|
|
|
|
GENODE_RPC(Rpc_write, size_t, write, String const &);
|
|
GENODE_RPC_INTERFACE(Rpc_write);
|
|
};
|
|
|
|
#endif /* _INCLUDE__LOG_SESSION__LOG_SESSION_H_ */
|