rt-thread-official/bsp/imxrt/libraries/MIMXRT1170/MIMXRT1176/utilities/str/fsl_str.h

67 lines
1.6 KiB
C

/*
* Copyright 2017 NXP
* All rights reserved.
*
*
* SPDX-License-Identifier: BSD-3-Clause
*
*/
#ifndef _FSL_STR_H
#define _FSL_STR_H
#include "fsl_common.h"
/*!
* @addtogroup debugconsole
* @{
*/
/*******************************************************************************
* Prototypes
******************************************************************************/
#if defined(__cplusplus)
extern "C" {
#endif /* __cplusplus */
/*!
* @brief A function pointer which is used when format printf log.
*/
typedef void (*printfCb)(char *buf, int32_t *indicator, char val, int len);
/*!
* @brief This function outputs its parameters according to a formatted string.
*
* @note I/O is performed by calling given function pointer using following
* (*func_ptr)(c);
*
* @param[in] fmt Format string for printf.
* @param[in] ap Arguments to printf.
* @param[in] buf pointer to the buffer
* @param cb print callbck function pointer
*
* @return Number of characters to be print
*/
int StrFormatPrintf(const char *fmt, va_list ap, char *buf, printfCb cb);
/*!
* @brief Converts an input line of ASCII characters based upon a provided
* string format.
*
* @param[in] line_ptr The input line of ASCII data.
* @param[in] format Format first points to the format string.
* @param[in] args_ptr The list of parameters.
*
* @return Number of input items converted and assigned.
* @retval IO_EOF When line_ptr is empty string "".
*/
int StrFormatScanf(const char *line_ptr, char *format, va_list args_ptr);
#if defined(__cplusplus)
}
#endif /* __cplusplus */
/*! @} */
#endif /* _FSL_STR_H */