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100 lines
2.1 KiB
C++
100 lines
2.1 KiB
C++
/*
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* \brief Noux session interface
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* \author Norman Feske
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* \date 2011-02-15
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*/
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/*
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* Copyright (C) 2011 Genode Labs GmbH
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*
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* This file is part of the Genode OS framework, which is distributed
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* under the terms of the GNU General Public License version 2.
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*/
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#ifndef _INCLUDE__NOUX_SESSION__NOUX_SESSION_H_
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#define _INCLUDE__NOUX_SESSION__NOUX_SESSION_H_
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#include <base/stdint.h>
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#include <session/session.h>
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#include <dataspace/capability.h>
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#define NOUX_DECL_SYSCALL_NAME(name) \
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case SYSCALL_##name: return #name;
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namespace Noux {
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struct Session : Genode::Session
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{
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static const char *service_name() { return "Noux"; }
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virtual ~Session() { }
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virtual Genode::Dataspace_capability sysio_dataspace() = 0;
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enum Syscall {
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SYSCALL_GETCWD,
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SYSCALL_WRITE,
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SYSCALL_READ,
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SYSCALL_STAT,
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SYSCALL_LSTAT,
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SYSCALL_FSTAT,
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SYSCALL_FCNTL,
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SYSCALL_OPEN,
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SYSCALL_CLOSE,
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SYSCALL_IOCTL,
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SYSCALL_DIRENT,
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SYSCALL_FCHDIR,
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SYSCALL_EXECVE,
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SYSCALL_SELECT,
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SYSCALL_INVALID = -1
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};
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static char const *syscall_name(Syscall sc)
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{
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switch (sc) {
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NOUX_DECL_SYSCALL_NAME(GETCWD)
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NOUX_DECL_SYSCALL_NAME(WRITE)
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NOUX_DECL_SYSCALL_NAME(READ)
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NOUX_DECL_SYSCALL_NAME(STAT)
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NOUX_DECL_SYSCALL_NAME(LSTAT)
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NOUX_DECL_SYSCALL_NAME(FSTAT)
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NOUX_DECL_SYSCALL_NAME(FCNTL)
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NOUX_DECL_SYSCALL_NAME(OPEN)
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NOUX_DECL_SYSCALL_NAME(CLOSE)
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NOUX_DECL_SYSCALL_NAME(IOCTL)
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NOUX_DECL_SYSCALL_NAME(DIRENT)
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NOUX_DECL_SYSCALL_NAME(FCHDIR)
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NOUX_DECL_SYSCALL_NAME(EXECVE)
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NOUX_DECL_SYSCALL_NAME(SELECT)
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case SYSCALL_INVALID: return 0;
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}
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return 0;
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}
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/**
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* Perform syscall
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*
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* The syscall arguments and results are communicated via the shared
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* sysio dataspace.
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*
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* \return true on success
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*/
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virtual bool syscall(Syscall syscall) = 0;
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/*********************
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** RPC declaration **
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*********************/
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GENODE_RPC(Rpc_sysio_dataspace, Genode::Dataspace_capability, sysio_dataspace);
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GENODE_RPC(Rpc_syscall, bool, syscall, Syscall);
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GENODE_RPC_INTERFACE(Rpc_sysio_dataspace, Rpc_syscall);
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};
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}
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#undef NOUX_DECL_SYSCALL_NAME
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#endif /* _INCLUDE__NOUX_SESSION__NOUX_SESSION_H_ */
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