77 lines
2.3 KiB
Plaintext
77 lines
2.3 KiB
Plaintext
/* EINA - EFL data type library
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* Copyright (C) 2002-2008 Gustavo Sverzut Barbieri
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library;
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* if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef EINA_STR_INLINE_H_
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#define EINA_STR_INLINE_H_
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/**
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* @addtogroup Eina_String_Group String
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*
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* @{
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*/
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/**
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* @brief Count up to a given amount of bytes of the given string.
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*
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* @param str The string pointer.
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* @param maxlen The maximum length to allow.
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* @return the string size or (size_t)-1 if greater than @a maxlen.
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*
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* This function returns the size of @p str, up to @p maxlen
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* characters. It avoid needless iterations after that size. @p str
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* must be a valid pointer and MUST not be @c NULL, otherwise this
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* function will crash. This function returns the string size, or
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* (size_t)-1 if the size is greater than @a maxlen.
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*/
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static inline size_t
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eina_strlen_bounded(const char *str, size_t maxlen)
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{
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const char *itr, *str_maxend = str + maxlen;
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for (itr = str; *itr != '\0'; itr++)
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if (itr == str_maxend) return (size_t)-1;
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return itr - str;
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}
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/**
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* @brief Join two strings of known length.
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*
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* @param dst The buffer to store the result.
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* @param size Size (in byte) of the buffer.
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* @param sep The separator character to use.
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* @param a First string to use, before @p sep.
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* @param b Second string to use, after @p sep.
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* @return The number of characters printed.
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*
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* This function is similar to eina_str_join_len(), but will compute
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* the length of @p a and @p b using strlen().
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*
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* @see eina_str_join_len()
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* @see eina_str_join_static()
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*/
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static inline size_t
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eina_str_join(char *dst, size_t size, char sep, const char *a, const char *b)
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{
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return eina_str_join_len(dst, size, sep, a, strlen(a), b, strlen(b));
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}
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/**
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* @}
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*/
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#endif /* EINA_STR_INLINE_H_ */
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