/****************************************************************************
* examples/nsh/nsh.h
*
* Copyright (C) 2007, 2008 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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.
*
****************************************************************************/
#ifndef __NSH_H
#define __HSH_H
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#ifdef CONFIG_EXAMPLES_NSH_TELNET
#else
# include <stdio.h>
#endif
/****************************************************************************
* Definitions
****************************************************************************/
/* This is the maximum number of arguments that will be accepted for a command */
#define NSH_MAX_ARGUMENTS 6
/* strerror() produces much nicer output but is, however, quite large and
* will only be used if CONFIG_NSH_STRERROR is defined.
*/
#ifdef CONFIG_NSH_STRERROR
# define NSH_ERRNO strerror(errno)
#else
# define NSH_ERRNO errno
#endif
/* The following two settings are used only in the telnetd interface */
#ifndef CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE
# define CONFIG_EXAMPLES_NSH_IOBUFFER_SIZE 512
#endif
#ifndef CONFIG_EXAMPLES_NSH_CMD_SIZE
# define CONFIG_EXAMPLES_NSH_CMD_SIZE 40
#endif
/* As threads are created to handle each request, a stack must be allocated
* for the thread. Use a default if the user provided no stacksize.
*/
#ifndef CONFIG_EXAMPLES_NSH_STACKSIZE
# define CONFIG_EXAMPLES_NSH_STACKSIZE 4096
#endif
/* Define to enable dumping of all input/output buffers */
#undef CONFIG_EXAMPLES_NSH_TELNETD_DUMPBUFFER
/* Sizing */
#define NSH_MAX_LINELEN 80
/****************************************************************************
* Public Types
****************************************************************************/
typedef void (*cmd_t)(FAR void *handle, int argc, char **argv);
/****************************************************************************
* Public Data
****************************************************************************/
extern const char g_nshprompt[];
extern const char g_fmtargrequired[];
extern const char g_fmtarginvalid[];
extern const char g_fmtcmdnotfound[];
extern const char g_fmtcmdnotimpl[];
extern const char g_fmtnosuch[];
extern const char g_fmttoomanyargs[];
extern const char g_fmtcmdfailed[];
extern const char g_fmtcmdoutofmemory[];
/****************************************************************************
* Public Function Prototypes
****************************************************************************/
/* Message handler */
extern int nsh_parse(FAR void *handle, char *cmdline);
/* I/O interfaces */
#ifdef CONFIG_EXAMPLES_NSH_TELNET
extern int nsh_telnetmain(void);
extern int nsh_telnetout(FAR void *handle, const char *fmt, ...);
# define nsh_main() nsh_telnetmain()
# define nsh_output(handle, ...) nsh_telnetout(handle, __VA_ARGS__)
#else
extern int nsh_serialmain(void);
# define nsh_main() nsh_serialmain()
# define nsh_output(handle, ...) printf(__VA_ARGS__)
#endif
/* Shell command handlers */
extern void cmd_echo(FAR void *handle, int argc, char **argv);
extern void cmd_exec(FAR void *handle, int argc, char **argv);
extern void cmd_exit(FAR void *handle, int argc, char **argv);
extern void cmd_ps(FAR void *handle, int argc, char **argv);
#if CONFIG_NFILE_DESCRIPTORS > 0
extern void cmd_cat(FAR void *handle, int argc, char **argv);
extern void cmd_cp(FAR void *handle, int argc, char **argv);
extern void cmd_ls(FAR void *handle, int argc, char **argv);
# ifndef CONFIG_DISABLE_MOUNTPOINT
extern void cmd_mkdir(FAR void *handle, int argc, char **argv);
extern void cmd_mkfifo(FAR void *handle, int argc, char **argv);
extern void cmd_rm(FAR void *handle, int argc, char **argv);
extern void cmd_rmdir(FAR void *handle, int argc, char **argv);
# ifdef CONFIG_FS_FAT
extern void cmd_mkfatfs(FAR void *handle, int argc, char **argv);
extern void cmd_mount(FAR void *handle, int argc, char **argv);
extern void cmd_umount(FAR void *handle, int argc, char **argv);
# endif /* CONFIG_FS_FAT */
# endif /* !CONFIG_DISABLE_MOUNTPOINT */
#endif /* CONFIG_NFILE_DESCRIPTORS */
#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0
extern void cmd_ifconfig(FAR void *handle, int argc, char **argv);
#endif
#ifndef CONFIG_DISABLE_ENVIRON
extern void cmd_set(FAR void *handle, int argc, char **argv);
extern void cmd_unset(FAR void *handle, int argc, char **argv);
#endif /* CONFIG_DISABLE_ENVIRON */
#ifndef CONFIG_DISABLE_SIGNALS
extern void cmd_sleep(FAR void *handle, int argc, char **argv);
extern void cmd_usleep(FAR void *handle, int argc, char **argv);
#endif /* CONFIG_DISABLE_SIGNALS */
#endif /* __NSH_H */
