genode/ports/include/noux_session/noux_session.h
2012-03-21 21:37:17 +01:00

110 lines
2.4 KiB
C++

/*
* \brief Noux session interface
* \author Norman Feske
* \date 2011-02-15
*/
/*
* Copyright (C) 2011-2012 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__NOUX_SESSION__NOUX_SESSION_H_
#define _INCLUDE__NOUX_SESSION__NOUX_SESSION_H_
#include <base/stdint.h>
#include <session/session.h>
#include <dataspace/capability.h>
#define NOUX_DECL_SYSCALL_NAME(name) \
case SYSCALL_##name: return #name;
namespace Noux {
struct Session : Genode::Session
{
static const char *service_name() { return "Noux"; }
virtual ~Session() { }
virtual Genode::Dataspace_capability sysio_dataspace() = 0;
enum Syscall {
SYSCALL_GETCWD,
SYSCALL_WRITE,
SYSCALL_READ,
SYSCALL_STAT,
SYSCALL_LSTAT,
SYSCALL_FSTAT,
SYSCALL_FCNTL,
SYSCALL_OPEN,
SYSCALL_CLOSE,
SYSCALL_IOCTL,
SYSCALL_DIRENT,
SYSCALL_FCHDIR,
SYSCALL_EXECVE,
SYSCALL_SELECT,
SYSCALL_FORK,
SYSCALL_GETPID,
SYSCALL_WAIT4,
SYSCALL_PIPE,
SYSCALL_DUP2,
SYSCALL_INVALID = -1
};
static char const *syscall_name(Syscall sc)
{
switch (sc) {
NOUX_DECL_SYSCALL_NAME(GETCWD)
NOUX_DECL_SYSCALL_NAME(WRITE)
NOUX_DECL_SYSCALL_NAME(READ)
NOUX_DECL_SYSCALL_NAME(STAT)
NOUX_DECL_SYSCALL_NAME(LSTAT)
NOUX_DECL_SYSCALL_NAME(FSTAT)
NOUX_DECL_SYSCALL_NAME(FCNTL)
NOUX_DECL_SYSCALL_NAME(OPEN)
NOUX_DECL_SYSCALL_NAME(CLOSE)
NOUX_DECL_SYSCALL_NAME(IOCTL)
NOUX_DECL_SYSCALL_NAME(DIRENT)
NOUX_DECL_SYSCALL_NAME(FCHDIR)
NOUX_DECL_SYSCALL_NAME(EXECVE)
NOUX_DECL_SYSCALL_NAME(SELECT)
NOUX_DECL_SYSCALL_NAME(FORK)
NOUX_DECL_SYSCALL_NAME(GETPID)
NOUX_DECL_SYSCALL_NAME(WAIT4)
NOUX_DECL_SYSCALL_NAME(PIPE)
NOUX_DECL_SYSCALL_NAME(DUP2)
case SYSCALL_INVALID: return 0;
}
return 0;
}
/**
* Perform syscall
*
* The syscall arguments and results are communicated via the shared
* sysio dataspace.
*
* \return true on success
*/
virtual bool syscall(Syscall syscall) = 0;
/*********************
** RPC declaration **
*********************/
GENODE_RPC(Rpc_sysio_dataspace, Genode::Dataspace_capability, sysio_dataspace);
GENODE_RPC(Rpc_syscall, bool, syscall, Syscall);
GENODE_RPC_INTERFACE(Rpc_sysio_dataspace, Rpc_syscall);
};
}
#undef NOUX_DECL_SYSCALL_NAME
#endif /* _INCLUDE__NOUX_SESSION__NOUX_SESSION_H_ */