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/*
* Shell backend used for testing
*
* Copyright (c) 2018 Nordic Semiconductor ASA
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifndef SHELL_DUMMY_H__
#define SHELL_DUMMY_H__
#include <shell/shell.h>
#ifdef __cplusplus
extern "C" {
#endif
extern const struct shell_transport_api shell_dummy_transport_api;
struct shell_dummy {
bool initialized;
/** current number of bytes in buffer (0 if no output) */
size_t len;
/** output buffer to collect shell output */
char buf[CONFIG_SHELL_BACKEND_DUMMY_BUF_SIZE];
};
#define SHELL_DUMMY_DEFINE(_name) \
static struct shell_dummy _name##_shell_dummy; \
struct shell_transport _name = { \
.api = &shell_dummy_transport_api, \
.ctx = (struct shell_dummy *)&_name##_shell_dummy \
}
/**
* @brief This function shall not be used directly. It provides pointer to shell
* dummy backend instance.
*
* Function returns pointer to the shell dummy instance. This instance can be
* next used with shell_execute_cmd function in order to test commands behavior.
*
* @returns Pointer to the shell instance.
*/
const struct shell *shell_backend_dummy_get_ptr(void);
/**
* @brief Returns the buffered output in the shell and resets the pointer
*
* The returned data is always followed by a nul character at position *sizep
*
* @param shell Shell pointer
* @param sizep Returns size of data in shell buffer
* @returns pointer to buffer containing shell output
*/
const char *shell_backend_dummy_get_output(const struct shell *shell,
size_t *sizep);
/**
* @brief Clears the output buffer in the shell backend.
*
* @param shell Shell pointer
*/
void shell_backend_dummy_clear_output(const struct shell *shell);
#ifdef __cplusplus
}
#endif
#endif /* SHELL_DUMMY_H__ */