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/*
ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* @file shell.h
* @brief Simple CLI shell header.
*
* @addtogroup SHELL
* @{
*/
#ifndef _SHELL_H_
#define _SHELL_H_
/**
* @brief Shell maximum input line length.
*/
#if !defined(SHELL_MAX_LINE_LENGTH) || defined(__DOXYGEN__)
#define SHELL_MAX_LINE_LENGTH 64
#endif
/**
* @brief Shell maximum arguments per command.
*/
#if !defined(SHELL_MAX_ARGUMENTS) || defined(__DOXYGEN__)
#define SHELL_MAX_ARGUMENTS 4
#endif
/**
* @brief Command handler function type.
*/
typedef void (*shellcmd_t)(BaseSequentialStream *chp, int argc, char *argv[]);
/**
* @brief Custom command entry type.
*/
typedef struct {
const char *sc_name; /**< @brief Command name. */
shellcmd_t sc_function; /**< @brief Command function. */
} ShellCommand;
/**
* @brief Shell descriptor type.
*/
typedef struct {
BaseSequentialStream *sc_channel; /**< @brief I/O channel associated
to the shell. */
const ShellCommand *sc_commands; /**< @brief Shell extra commands
table. */
} ShellConfig;
#if !defined(__DOXYGEN__)
extern event_source_t shell_terminated;
#endif
#ifdef __cplusplus
extern "C" {
#endif
void shellInit(void);
void shellExit(msg_t msg);
#if CH_CFG_USE_HEAP && CH_CFG_USE_DYNAMIC
thread_t *shellCreate(const ShellConfig *scp, size_t size, tprio_t prio);
#endif
thread_t *shellCreateStatic(const ShellConfig *scp, void *wsp,
size_t size, tprio_t prio);
bool shellGetLine(BaseSequentialStream *chp, char *line, unsigned size);
#ifdef __cplusplus
}
#endif
#endif /* _SHELL_H_ */
/** @} */
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