forked from Archive/PX4-Autopilot
383 lines
15 KiB
C
383 lines
15 KiB
C
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/****************************************************************************
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* include/sys/syscall.h
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* This file contains the system call numbers.
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*
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* Copyright (C) 2011 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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#ifndef __INCLUDE_SYS_SYSCALL_H
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#define __INCLUDE_SYS_SYSCALL_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifndef __ASSEMBLY__
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# include <stdint.h>
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#endif
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Reserve the first system calls for platform-specific usage if so
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* configured.
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*/
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#ifndef CONFIG_SYS_RESERVED
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# define CONFIG_SYS_RESERVED (0)
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#endif
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/* System call numbers
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*
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* These first system calls are supported regardless of the NuttX
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* configuration
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*/
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#define SYS__exit (CONFIG_SYS_RESERVED+0)
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#define SYS_exit (CONFIG_SYS_RESERVED+1)
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#define SYS_get_errno (CONFIG_SYS_RESERVED+2)
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#define SYS_getpid (CONFIG_SYS_RESERVED+3)
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#define SYS_sched_getparam (CONFIG_SYS_RESERVED+4)
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#define SYS_sched_getscheduler (CONFIG_SYS_RESERVED+5)
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#define SYS_sched_lock (CONFIG_SYS_RESERVED+6)
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#define SYS_sched_lockcount (CONFIG_SYS_RESERVED+7)
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#define SYS_sched_rr_get_interval (CONFIG_SYS_RESERVED+8)
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#define SYS_sched_setparam (CONFIG_SYS_RESERVED+9)
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#define SYS_sched_setscheduler (CONFIG_SYS_RESERVED+10)
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#define SYS_sched_unlock (CONFIG_SYS_RESERVED+11)
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#define SYS_sched_yield (CONFIG_SYS_RESERVED+12)
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#define SYS_sem_close (CONFIG_SYS_RESERVED+13)
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#define SYS_sem_destroy (CONFIG_SYS_RESERVED+14)
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#define SYS_sem_open (CONFIG_SYS_RESERVED+15)
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#define SYS_sem_post (CONFIG_SYS_RESERVED+16)
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#define SYS_sem_trywait (CONFIG_SYS_RESERVED+17)
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#define SYS_sem_unlink (CONFIG_SYS_RESERVED+18)
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#define SYS_sem_wait (CONFIG_SYS_RESERVED+19)
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#define SYS_set_errno (CONFIG_SYS_RESERVED+20)
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#define SYS_task_create (CONFIG_SYS_RESERVED+21)
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#define SYS_task_delete (CONFIG_SYS_RESERVED+22)
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#define SYS_task_restart (CONFIG_SYS_RESERVED+23)
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#define SYS_up_assert (CONFIG_SYS_RESERVED+24)
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#define SYS_up_assert_code (CONFIG_SYS_RESERVED+25)
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#define __SYS_atexit (CONFIG_SYS_RESERVED+26)
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/* The following can be individually enabled */
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#ifdef CONFIG_SCHED_ATEXIT
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# define SYS_atexit __SYS_atexit
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# define __SYS_waitpaid (__SYS_atexit+1)
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#else
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# define __SYS_waitpaid __SYS_atexit
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#endif
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#ifdef CONFIG_SCHED_WAITPID
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# define SYS_waitpid __SYS_waitpaid
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# define __SYS_signals (__SYS_waitpaid+1)
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#else
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# define __SYS_signals __SYS_waitpaid
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#endif
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/* The following are only defined is signals are supported in the NuttX
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* configuration.
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*/
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#ifndef CONFIG_DISABLE_SIGNALS
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# define SYS_kill (__SYS_signals+0)
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# define SYS_sigaction (__SYS_signals+1)
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# define SYS_sigpending (__SYS_signals+2)
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# define SYS_sigprocmask (__SYS_signals+3)
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# define SYS_sigqueue (__SYS_signals+4)
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# define SYS_sigsuspend (__SYS_signals+5)
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# define SYS_sigtimedwait (__SYS_signals+6)
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# define SYS_sigwaitinfo (__SYS_signals+7)
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# define SYS_sleep (__SYS_signals+8)
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# define SYS_usleep (__SYS_signals+9)
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# define __SYS_clock (__SYS_signals+10)
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#else
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# define __SYS_clock __SYS_signals
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#endif
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/* The following are only defined if the system clock is enabled in the
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* NuttX configuration.
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*/
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#ifndef CONFIG_DISABLE_CLOCK
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# define SYS_clock_systimer (__SYS_clock+0)
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# define SYS_clock_getres (__SYS_clock+1)
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# define SYS_clock_gettime (__SYS_clock+2)
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# define SYS_clock_settime (__SYS_clock+3)
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# define SYS_gettimeofday (__SYS_clock+4)
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# define __SYS_timers (__SYS_clock+5)
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#else
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# define __SYS_timers __SYS_clock
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#endif
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/* The following are defined only if POSIX timers are supported */
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#ifndef CONFIG_DISABLE_POSIX_TIMERS
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# define SYS_timer_create (__SYS_timers+0)
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# define SYS_timer_delete (__SYS_timers+1)
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# define SYS_timer_getoverrun (__SYS_timers+2)
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# define SYS_timer_gettime (__SYS_timers+3)
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# define SYS_timer_settime (__SYS_timers+4)
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# define __SYS_descriptors (__SYS_timers+5)
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#else
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# define __SYS_descriptors __SYS_timers
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#endif
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/* The following are defined if either file or socket descriptor are
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* enabled.
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*/
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#ifndef CONFIG_NET
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# undef CONFIG_NSOCKET_DESCRIPTORS
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# define CONFIG_NSOCKET_DESCRIPTORS 0
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#endif
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#if CONFIG_NFILE_DESCRIPTORS > 0 || CONFIG_NSOCKET_DESCRIPTORS > 0
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# define SYS_close (__SYS_descriptors+0)
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# define SYS_ioctl (__SYS_descriptors+1)
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# define SYS_read (__SYS_descriptors+2)
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# define SYS_write (__SYS_descriptors+3)
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# ifndef CONFIG_DISABLE_POLL
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# define SYS_poll (__SYS_descriptors+4)
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# define SYS_select (__SYS_descriptors+5)
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# define __SYS_filedesc (__SYS_descriptors+6)
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# else
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# define __SYS_filedesc (__SYS_descriptors+4)
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# endif
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#else
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# define __SYS_filedesc __SYS_descriptors
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#endif
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/* The following are defined if file descriptors are enabled */
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#if CONFIG_NFILE_DESCRIPTORS > 0
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# define SYS_closedir (__SYS_filedesc+0)
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# define SYS_dup (__SYS_filedesc+1)
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# define SYS_dup2 (__SYS_filedesc+2)
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# define SYS_fcntl (__SYS_filedesc+3)
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# define SYS_lseek (__SYS_filedesc+4)
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# define SYS_mkfifo (__SYS_filedesc+5)
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# define SYS_mmap (__SYS_filedesc+6)
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# define SYS_open (__SYS_filedesc+7)
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# define SYS_opendir (__SYS_filedesc+8)
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# define SYS_pipe (__SYS_filedesc+9)
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# define SYS_readdir (__SYS_filedesc+10)
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# define SYS_rewinddir (__SYS_filedesc+11)
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# define SYS_seekdir (__SYS_filedesc+12)
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# define SYS_stat (__SYS_filedesc+13)
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# define SYS_statfs (__SYS_filedesc+14)
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# define SYS_telldir (__SYS_filedesc+15)
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# if CONFIG_NFILE_STREAMS > 0
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# define SYS_fs_fdopen (__SYS_filedesc+16)
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# define SYS_sched_getstreams (__SYS_filedesc+17)
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# define __SYS_mountpoint (__SYS_filedesc+18)
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# else
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# define __SYS_mountpoint (__SYS_filedesc+16)
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# endif
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# if !defined(CONFIG_DISABLE_MOUNTPOINT)
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# define SYS_fsync (__SYS_mountpoint+0)
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# define SYS_mkdir (__SYS_mountpoint+1)
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# define SYS_mount (__SYS_mountpoint+2)
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# define SYS_rename (__SYS_mountpoint+3)
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# define SYS_rmdir (__SYS_mountpoint+4)
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# define SYS_umount (__SYS_mountpoint+5)
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# define SYS_unlink (__SYS_mountpoint+6)
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# define __SYS_pthread (__SYS_mountpoint+7)
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# else
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# define __SYS_pthread __SYS_mountpoint
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# endif
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#else
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# define __SYS_pthread __SYS_filedesc
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#endif
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/* The following are defined if pthreads are enabled */
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#ifndef CONFIG_DISABLE_PTHREAD
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# define SYS_pthread_barrier_destroy (__SYS_pthread+0)
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# define SYS_pthread_barrier_init (__SYS_pthread+1)
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# define SYS_pthread_barrier_wait (__SYS_pthread+2)
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# define SYS_pthread_cancel (__SYS_pthread+3)
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# define SYS_pthread_cond_broadcast (__SYS_pthread+4)
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# define SYS_pthread_cond_destroy (__SYS_pthread+5)
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# define SYS_pthread_cond_init (__SYS_pthread+6)
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# define SYS_pthread_cond_signal (__SYS_pthread+7)
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# define SYS_pthread_cond_wait (__SYS_pthread+8)
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# define SYS_pthread_create (__SYS_pthread+9)
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# define SYS_pthread_detach (__SYS_pthread+10)
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# define SYS_pthread_exit (__SYS_pthread+11)
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# define SYS_pthread_getschedparam (__SYS_pthread+12)
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# define SYS_pthread_getspecific (__SYS_pthread+13)
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# define SYS_pthread_join (__SYS_pthread+14)
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# define SYS_pthread_key_create (__SYS_pthread+15)
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# define SYS_pthread_key_delete (__SYS_pthread+16)
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# define SYS_pthread_mutex_destroy (__SYS_pthread+17)
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# define SYS_pthread_mutex_init (__SYS_pthread+18)
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# define SYS_pthread_mutex_lock (__SYS_pthread+19)
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# define SYS_pthread_mutex_trylock (__SYS_pthread+20)
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# define SYS_pthread_mutex_unlock (__SYS_pthread+21)
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# define SYS_pthread_once (__SYS_pthread+22)
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# define SYS_pthread_setcancelstate (__SYS_pthread+23)
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# define SYS_pthread_setschedparam (__SYS_pthread+24)
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# define SYS_pthread_setschedprio (__SYS_pthread+25)
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# define SYS_pthread_setspecific (__SYS_pthread+26)
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# define SYS_pthread_yield (__SYS_pthread+27)
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# ifndef CONFIG_DISABLE_SIGNAL
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# define SYS_pthread_cond_timedwait (__SYS_pthread+28)
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# define SYS_pthread_kill (__SYS_pthread+29)
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# define SYS_pthread_sigmask (__SYS_pthread+30)
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# define __SYS_mqueue (__SYS_pthread+31)
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# else
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# define __SYS_mqueue (__SYS_pthread+28)
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# endif
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#else
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# define __SYS_mqueue __SYS_pthread
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#endif
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/* The following are defined only if message queues are enabled */
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#ifndef CONFIG_DISABLE_MQUEUE
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# define SYS_mq_close (__SYS_mqueue+0)
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# define SYS_mq_notify (__SYS_mqueue+1)
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# define SYS_mq_open (__SYS_mqueue+2)
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# define SYS_mq_receive (__SYS_mqueue+3)
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# define SYS_mq_send (__SYS_mqueue+4)
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# define SYS_mq_timedreceive (__SYS_mqueue+5)
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# define SYS_mq_timedsend (__SYS_mqueue+6)
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# define SYS_mq_unlink (__SYS_mqueue+7)
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# define __SYS_environ (__SYS_mqueue+8)
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#else
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# define __SYS_environ __SYS_mqueue
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#endif
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/* The following are defined only if environment variables are supported */
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#ifndef CONFIG_DISABLE_ENVIRON
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# define SYS_clearenv (__SYS_environ+0)
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# define SYS_getenv (__SYS_environ+1)
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# define SYS_putenv (__SYS_environ+2)
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# define SYS_setenv (__SYS_environ+3)
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# define SYS_unsetenv (__SYS_environ+4)
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# define __SYS_network (__SYS_environ+5)
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#else
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# define __SYS_network __SYS_environ
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#endif
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/* The following are defined only if networking AND sockets are supported */
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#if CONFIG_NSOCKET_DESCRIPTORS > 0 && defined(CONFIG_NET)
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# define SYS_accept (__SYS_network+0)
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# define SYS_bind (__SYS_network+1)
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# define SYS_connect (__SYS_network+2)
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# define SYS_getsockopt (__SYS_network+3)
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# define SYS_listen (__SYS_network+4)
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# define SYS_recv (__SYS_network+5)
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# define SYS_recvfrom (__SYS_network+6)
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# define SYS_send (__SYS_network+7)
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# define SYS_sendto (__SYS_network+8)
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# define SYS_setsockopt (__SYS_network+9)
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# define SYS_socket (__SYS_network+10)
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# define SYS_maxsyscall (__SYS_network+11)
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#else
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# define SYS_maxsyscall __SYS_network
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#endif
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/* Note that the reported number of system calls does *NOT* include the
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* architecture-specific system calls. If the "real" total is required,
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* use SYS_maxsyscall.
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*/
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#define SYS_nsyscalls (SYS_maxsyscall-CONFIG_SYS_RESERVED)
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/****************************************************************************
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* Public Type Definitions
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||
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|
****************************************************************************/
|
||
|
|
|
||
|
|
#ifndef __ASSEMBLY__
|
||
|
|
|
||
|
|
/* This is the union of all possible stub function types */
|
||
|
|
|
||
|
|
union syscall_stubfunc_u
|
||
|
|
{
|
||
|
|
uintptr_t (*stub0)(void);
|
||
|
|
uintptr_t (*stub1)(uintptr_t parm1);
|
||
|
|
uintptr_t (*stub2)(uintptr_t parm1, uintptr_t parm2);
|
||
|
|
uintptr_t (*stub3)(uintptr_t parm1, uintptr_t parm2, uintptr_t parm3);
|
||
|
|
uintptr_t (*stub4)(uintptr_t parm1, uintptr_t parm2, uintptr_t parm3,
|
||
|
|
uintptr_t parm4);
|
||
|
|
uintptr_t (*stub5)(uintptr_t parm1, uintptr_t parm2, uintptr_t parm3,
|
||
|
|
uintptr_t parm4, uintptr_t parm5);
|
||
|
|
uintptr_t (*stub6)(uintptr_t parm1, uintptr_t parm2, uintptr_t parm3,
|
||
|
|
uintptr_t parm4, uintptr_t parm5, uintptr_t parm6);
|
||
|
|
};
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Public Data
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#ifdef __cplusplus
|
||
|
|
#define EXTERN extern "C"
|
||
|
|
extern "C" {
|
||
|
|
#else
|
||
|
|
#define EXTERN extern
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/* Stub lookup tables. Each table is indexed by the system call numbers
|
||
|
|
* defined above. Given the system call number, the corresponding entry in
|
||
|
|
* these tables describes how to call the stub dispatch function.
|
||
|
|
*/
|
||
|
|
|
||
|
|
EXTERN const union syscall_stubfunc_u g_stublookup[SYS_nsyscalls];
|
||
|
|
EXTERN const uint8_t g_stubnparms[SYS_nsyscalls];
|
||
|
|
|
||
|
|
/****************************************************************************
|
||
|
|
* Public Functions
|
||
|
|
****************************************************************************/
|
||
|
|
|
||
|
|
#undef EXTERN
|
||
|
|
#ifdef __cplusplus
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#endif /* __ASSEMBLY__ */
|
||
|
|
#endif /* __INCLUDE_SYS_SYSCALL_H */
|
||
|
|
|