71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/**
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* \file
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* \brief Error codes.
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*/
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/*
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* (c) 2008-2009 Adam Lackorzynski <adam@os.inf.tu-dresden.de>,
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* Alexander Warg <warg@os.inf.tu-dresden.de>
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* economic rights: Technische Universität Dresden (Germany)
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*
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* This file is part of TUD:OS and distributed under the terms of the
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* GNU General Public License 2.
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* Please see the COPYING-GPL-2 file for details.
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*/
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#pragma once
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#include <l4/sys/compiler.h>
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/**
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* \defgroup l4_error_api Error codes
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* \brief Common error codes.
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* \ingroup l4_api
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*
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* <c>\#include <l4/sys/err.h></c>
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*/
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/**
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* \brief L4 error codes.
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* \ingroup l4_error_api
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*
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* Those error codes are used by both the kernel and the user programs.
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*/
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enum l4_error_code_t
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{
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L4_EOK = 0, /**< \brief Ok. */
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L4_EPERM = 1, /**< \brief No permission. */
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L4_ENOENT = 2, /**< \brief No such entity. */
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L4_EIO = 5, /**< \brief I/O error. */
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L4_EAGAIN = 11, /**< \brief Try again. */
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L4_ENOMEM = 12, /**< \brief No memory. */
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L4_EACCESS = 13, /**< \brief Permission denied. */
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L4_EBUSY = 16, /**< \brief Object currently busy, try later. */
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L4_EEXIST = 17, /**< \brief Already exists. */
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L4_ENODEV = 19, /**< \brief No such thing. */
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L4_EINVAL = 22, /**< \brief Invalid argument. */
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L4_ERANGE = 34, /**< \brief Range error. */
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L4_ENAMETOOLONG = 36, /**< \brief Name too long. */
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L4_ENOSYS = 38, /**< \brief No sys. */
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L4_EBADPROTO = 39, /**< \brief Unsupported protocol. */
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L4_EADDRNOTAVAIL = 99, /**< \brief Address not available. */
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L4_ERRNOMAX = 100, /**< \brief Maximum error value. */
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L4_ENOREPLY = 1000, /**< \brief No reply. */
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L4_EIPC_LO = 2000, /**< \brief Communication error-range low. */
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L4_EIPC_HI = 2000 + 0x1f, /**< \brief Communication error-range high. */
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};
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__BEGIN_DECLS
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L4_CV char const *l4sys_errtostr(long err) L4_NOTHROW;
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__END_DECLS
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