/*************************************************************************
* (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
* by Michael Pounov <misho@openbsd-bg.org>
*
* $Author: misho $
* $Id: cli.c,v 1.6.4.7 2013/10/08 12:10:11 misho Exp $
*
**************************************************************************
The ELWIX and AITNET software is distributed under the following
terms:
All of the documentation and software included in the ELWIX and AITNET
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013
by Michael Pounov <misho@elwix.org>. All rights reserved.
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. All advertising materials mentioning features or use of this software
must display the following acknowledgement:
This product includes software developed by Michael Pounov <misho@elwix.org>
ELWIX - Embedded LightWeight unIX and its contributors.
4. Neither the name of AITNET 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 AITNET 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 REGENTS 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.
*/
#include "global.h"
/*
* cli_Cmd_Exit() - Builtin helper function for Exit from Cli
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_EOF exit from Cli!
*/
int
cli_Cmd_Exit(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
cli_Printf(cli_buffer, "\n");
return RETCODE_EOF;
}
/*
* cli_Cmd_Help() - Builtin helper function for Help screen
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_ERR in error or RETCODE_OK
*/
int
cli_Cmd_Help(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
linebuffer_t *buf = cli_buffer;
struct tagCommand *cmd;
if (!cli_buffer) {
cli_SetErr(EINVAL, "Invalid input parameters ...");
return RETCODE_ERR;
}
cli_Printf(buf, "\n");
if (!args) {
SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) {
if (!(cmd->cmd_level & (1 << idx)))
continue;
cli_Printf(buf, "%s\t\t%s\n", cmd->cmd_name, cmd->cmd_help);
}
} else {
if (!args[1])
cli_Printf(buf, "Help screen::\n");
else
if (!strncmp(args[1], "---", 3))
return RETCODE_OK;
SLIST_FOREACH(cmd, &buf->line_cmds, cmd_next) {
if (!(cmd->cmd_level & (1 << idx)))
continue;
if (args[1] && (!(cmd->cmd_level & (1 << idx)) ||
strcmp(args[1], cmd->cmd_name)))
continue;
cli_Printf(buf, "%s%s\t\t%s\n", args[1] ? "Syntax::\n\t" : "", cmd->cmd_name,
args[1] ? cmd->cmd_info: cmd->cmd_help);
}
}
cli_Printf(cli_buffer, "\r");
return RETCODE_OK;
}
/*
* cli_Cmd_Unsupported() - Builtin helper function for unsupported commands
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_OK ok
*/
int
cli_Cmd_Unsupported(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
cli_Printf(cli_buffer, "Command %s not supported in this version ...\n", args[0]);
return RETCODE_OK;
}
/*
* cli_Cmd_Config() - Builtin helper function for enter into config level from Cli
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_ERR in error or RETCODE_OK
*/
int
cli_Cmd_Config(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
linebuffer_t *buf = cli_buffer;
if (idx == sizeof idx * 8 - 1)
return RETCODE_ERR;
buf->line_level++;
cli_Printf(buf, "Enter to config level %d\n", buf->line_level);
return RETCODE_OK;
}
/*
* cli_Cmd_End() - Builtin helper function for end config level from Cli
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_EOF in level 0 or RETCODE_OK
*/
int
cli_Cmd_End(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
linebuffer_t *buf = cli_buffer;
if (!idx)
return cli_Cmd_Exit(cli_buffer, idx, args);
buf->line_level--;
cli_Printf(buf, "Enter to config level %d\n", buf->line_level);
return RETCODE_OK;
}
/*
* cli_Cmd_Top() - Builtin helper function for top level of Cli
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_OK ok
*/
int
cli_Cmd_Top(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
linebuffer_t *buf = cli_buffer;
buf->line_level ^= buf->line_level;
cli_Printf(buf, "Enter to top config level %d\n", buf->line_level);
return RETCODE_OK;
}
/*
* cli_Cmd_WhereAmI() - Builtin helper function for query level of Cli
*
* @cli_buffer = CLI buffer
* @idx = Config level
* @args = Parsed arguments array
* return: RETCODE_OK ok
*/
int
cli_Cmd_WhereAmI(void * __restrict cli_buffer, int idx, char ** __restrict args)
{
linebuffer_t *buf = cli_buffer;
cli_Printf(buf, "Current config level is %d\n", buf->line_level);
return RETCODE_OK;
}
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