aheinecke@60: #ifndef STRHELP_H
aheinecke@60: #define STRHELP_H
wilde@118: 
wilde@118: /**
wilde@118:  * @file  strhelp.h
wilde@118:  * @brief Helper functions for c strings and memory management
wilde@118:  * @details strhelp contains terminating memory allocation functions and
wilde@118:  * some conveniance functions to work with c strings or arrays of c
wilde@118:  * strings.
aheinecke@59:  */
wilde@118: 
aheinecke@59: void *xmalloc( size_t n );
aheinecke@59: void *xrealloc( void *a, size_t n );
aheinecke@59: void *xcalloc( size_t n, size_t m );
aheinecke@60: char *xstrndup( const char *string, const size_t len );
aheinecke@59: 
aheinecke@59: /**
wilde@118:  * @brief Returns the length of the given %NULL-terminated
wilde@118:  * string array str_array.
wilde@118:  * @param[in] str_array a %NULL-terminated array of strings 
wilde@118:  * @returns length of str_array.
aheinecke@59:  */
aheinecke@59: unsigned int strv_length (char **str_array);
aheinecke@59: 
wilde@118: /**
wilde@118:  * @brief append a string to a NULL terminated array of strings.
aheinecke@59:  *
wilde@118:  * @param[inout] pArray pointer to the NULL terminated list of string pointers.
aheinecke@59:  * @param[in] string pointer to the string to append to the list.
aheinecke@60:  * @param[in] len length of the string to append to the list
wilde@118:  */
wilde@116: void strv_append (char ***pArray, const char *string, const size_t len);
aheinecke@59: 
wilde@118: /**
wilde@118:  * @brief append a string to another string.
aheinecke@59:  *
aheinecke@59:  * @param[inout] pDst pointer to the string to be extended.
aheinecke@91:  * @param[inout] dst_len length of the dst string. Will be modified.
aheinecke@59:  * @param[in] appendage pointer to the string to append.
aheinecke@60:  * @param[in] len length of the string to append.
wilde@118:  */
wilde@116: void str_append_str (char **pDst, size_t *dst_len, const char *appendage,
aheinecke@91:                     const size_t len);
aheinecke@59: 
wilde@118: /**
wilde@118:  * @brief Frees the given %NULL-terminated string array.
wilde@118:  * @param[inout] str_array a %NULL-terminated array of strings 
wilde@118:  */
wilde@116: void strv_free (char **str_array);
aheinecke@60: #endif