115 lines
3.5 KiB
C
115 lines
3.5 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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#ifndef IOT_STRING_API_H
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#define IOT_STRING_API_H
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/* os shim includes */
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#include "os_types_api.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \defgroup STRINGIO_APIs STRING IO APIs
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* @brief WQ30x1 STRING IO APIs
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*
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* string helper handle functions for cusotmer applications
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*
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*/
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/** @addtogroup STRINGIO_APIs
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* @{
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*/
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/**
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* @brief iot_strchr() - find the first occurrence of character in the string.
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* @param s: string
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* @param c: character to be located
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*
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* @return NULL -- for cannot find case
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* @return otherwise -- a pointer to the first occurrence
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*/
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char* iot_strchr( const char *s, uint32_t c );
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/**
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* @brief iot_strrchr() - find the last occurrence of character in the string.
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* @param s: string
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* @param c: character to be located
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*
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* @return NULL -- for cannot find case
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* @return otherwise -- a pointer to the last occurrence
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*/
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char* iot_strrchr(const char *s, uint32_t c);
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/**
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* @brief iot_strcpy() - copy the string pointed by source into the buffer.
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* pointed by destination
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* @param s: destination buffer
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* @param t: string to be copied
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*
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* @return NULL -- for cannot find case
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* @return otherwise -- a pointer to the first occurrence
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*/
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char* iot_strcpy( char *s, const char *t);
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/**
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* @brief iot_strcmp() - compare the str1 to the str2.
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* @param s: string
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* @param c: character to be located
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*
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* @return NULL -- for cannot find case
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* @return otherwise -- a pointer to the first occurrence
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*/
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uint16_t iot_strcmp( const char *s1, const char *s2 );
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/**
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* @brief iot_strlen() - return the length of the str.
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* @param s: string
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*
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* @return str length
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*/
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size_t iot_strlen( const char *s );
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/**
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* @brief iot_strcat() - append a copy of the source string to the.
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* destination string
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* @param s1: destination string
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* @param s2: source string
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*
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*
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* @return destination string
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*/
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char* iot_strcat( char *s1, const char *s2 );
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/**
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* @brief iot_strstr() - find the first substring in a src string.
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* @param s1: The string to be searched.
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* @param s2: The string to search for.
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*
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* @return NULL -- for cannot find case
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* @return otherwise -- a pointer to the first occurrence
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*/
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char *iot_strstr(const char *s1, const char *s2);
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/**
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* @}
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*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* IOT_STRING_API_H */
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