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33 lines
960 B
C
33 lines
960 B
C
#ifndef _UTILS_CSTR_UTIL_H
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#define _UTILS_CSTR_UTIL_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stddef.h>
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/**
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* @brief Copy string to another string
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* @param dest The pointer of output string
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* @param str The input string
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* @return 0 if successed. `1` - args contains NULL. `2` - Out of memory.
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*/
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int cstr_util_copy_str(char** dest, const char* str);
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/**
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* @brief Check if a string is a integer.
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* @param str String
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* @param allow_sign Allow +/- at the first.
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* @return 1 if is a interger otherwise 0
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*/
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int cstr_is_integer(const char* str, int allow_sign);
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/**
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* @brief Convert string to lowercase
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* @param str Origin string
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* @param input_len The length of origin string. If is 0, strlen will be called to calculate length.
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* @param output Output string. Need free memory by calling free.
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* @return 1 if successed otherwise 0.
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*/
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int cstr_tolowercase(const char* str, size_t input_len, char** output);
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#ifdef __cplusplus
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}
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#endif
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#endif
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