nes-proj/os/services/shell/shell.h

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/*
* Copyright (c) 2017, Inria.
* 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. Neither the name of the Institute 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 INSTITUTE 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 INSTITUTE 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.
*
* This file is part of the Contiki operating system.
*
*/
/**
* \file
* Main header file for the Contiki shell
* \author
* Simon Duquennoy <simon.duquennoy@inria.fr>
*/
/** \addtogroup apps
* @{ */
#ifndef SHELL_H_
#define SHELL_H_
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#include "net/ipv6/uip.h"
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#include "net/linkaddr.h"
#include "sys/process.h"
#include <stdio.h>
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/* Helper macros to parse arguments */
#define SHELL_ARGS_INIT(args, next_args) (next_args) = (args);
#define SHELL_ARGS_NEXT(args, next_args) do { \
(args) = (next_args); \
if((args) != NULL) { \
if(*(args) == '\0') { \
(args) = NULL; \
} else { \
(next_args) = strchr((args), ' '); \
if((next_args) != NULL) { \
*(next_args) = '\0'; \
(next_args)++; \
} \
} \
} else { \
(next_args) = NULL; \
} \
} while(0)
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/* Printf-formatted output via a given output function */
#define SHELL_OUTPUT(output_func, format, ...) do { \
char buffer[128]; \
snprintf(buffer, sizeof(buffer), format, ##__VA_ARGS__); \
(output_func)(buffer); \
} while(0);
typedef void (shell_output_func)(const char *str);
/**
* Initializes Shell module
*/
void shell_init(void);
/**
* \brief A protothread that is spawned by a Shell driver when receiving a new line.
*/
PT_THREAD(shell_input(struct pt *pt, shell_output_func output, const char *cmd));
/**
* Prints an IPv6 address
*
* \param output The output function
* \param ipaddr The IPv6 to printed
*/
void shell_output_6addr(shell_output_func output, const uip_ipaddr_t *ipaddr);
/**
* Prints a link-layer address
*
* \param output The output function
* \param lladdr The link-layer to be printed
*/
void shell_output_lladdr(shell_output_func output, const linkaddr_t *lladdr);
#endif /* SHELL_H_ */
/** @} */