text: /****************************************************************************
   * syscall/syscall_funclookup.c
   *
   *   Copyright (C) 2011-2013 Gregory Nutt. All rights reserved.
   *   Author: Gregory Nutt <gnutt@nuttx.org>
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   * 3. Neither the name NuttX nor the names of its contributors may be
   *    used to endorse or promote products derived from this software
   *    without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
   * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
   * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
   * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
   * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
   * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
   * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
   * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   *
   ****************************************************************************/
  
  /****************************************************************************
   * Included Files
   ****************************************************************************/
  
  #include <nuttx/config.h>
  #include <syscall.h>
  
  /* The content of this file is only meaningful during the kernel phase of
   * a kernel build.
   */
  
  #if defined(CONFIG_NUTTX_KERNEL) && defined(__KERNEL__)
  
  #include <sys/stat.h>
  #include <sys/wait.h>
  #include <sys/ioctl.h>
  #include <sys/time.h>
  #include <sys/select.h>
  #include <sys/mman.h>
  #include <sys/stat.h>
  #include <sys/statfs.h>
  #include <sys/prctl.h>
  #include <sys/socket.h>
  #include <sys/mount.h>
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <unistd.h>
  #include <fcntl.h>
  #include <dirent.h>
  #include <poll.h>
  #include <time.h>
  #include <sched.h>
  #include <pthread.h>
  #include <semaphore.h>
  #include <signal.h>
  #include <mqueue.h>
  #include <spawn.h>
  #include <assert.h>
  #include <errno.h>
  
  #include <nuttx/clock.h>
  
  /* clock_systimer is a special case:  In the kernel build, proxying for
   * clock_systimer() must be handled specially.  In the kernel phase of
   * the build, clock_systimer() is macro that simply accesses a global
   * variable.  In the user phase of the kernel build, clock_systimer()
   * is a proxy function.
   *
   * In order to fill out the table g_funclookup[], this function will stand
   * in during the kernel phase of the build so that clock_systemer() will
   * have an address that can be included in the g_funclookup[] table.
   */
  
  uint32_t syscall_clock_systimer(void);
  
  /****************************************************************************
   * Pre-processor definitions
   ****************************************************************************/
  
  /****************************************************************************
   * Public Data
   ****************************************************************************/
  
  /* Function lookup tables.  This table is indexed by the system call numbers
   * defined above.  Given the system call number, this table provides the
   * address of the corresponding system function.
   *
   * This table is only available during the kernel phase of a kernel build.
   */
  
  const uintptr_t g_funclookup[SYS_nsyscalls] =
  {
  #  undef SYSCALL_LOOKUP1
  #  define SYSCALL_LOOKUP1(f,n,p) (uintptr_t)f
  #  undef SYSCALL_LOOKUP
  #  define SYSCALL_LOOKUP(f,n,p)  , (uintptr_t)f
  #  include "syscall_lookup.h"
  };
  
  /****************************************************************************
   * Private Functions
   ****************************************************************************/
  
  /****************************************************************************
   * Public Functions
   ****************************************************************************/
  
  #endif /* CONFIG_NUTTX_KERNEL && __KERNEL__ */
  