#ifndef _CP_STRING_H
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#define _CP_STRING_H
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/** @{ */
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/**
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* @file
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* cp_string - 'safe' string allowing binary content
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*/
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <stdarg.h>
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/** cp_string definition */
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typedef struct _cp_string
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{
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int size; /**< size allocated */
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int len; /**< size used */
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char *data; /**< internal buffer */
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} cp_string;
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/** allocate a new cp_string */
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cp_string *cp_string_create(char *data, int len);
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/** allocate an empty cp_string with a given buffer size */
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cp_string *cp_string_create_empty(int initial_size);
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/** deallocate a cp_string */
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void cp_string_destroy(cp_string *str);
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/** Sets string data to 0 */
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void cp_string_clear_data(cp_string *str);
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/** copies the content of a null terminated c string */
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cp_string *cp_string_cstrcpy(cp_string *str, char *cstr);
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/** copies the content of a cp_string */
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//cp_string *cp_string_cp(cp_string *dst, cp_string *src);
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int cp_string_copy(cp_string *dst, cp_string *src);
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int cp_string_move(cp_string *dst, cp_string *src);
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/** copy the string into *dst */
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int cp_string_cstrcopy(cp_string *dst, char *string, int len);
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/** creates a copy of src string. internal buffer is duplicated. */
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cp_string *cp_string_dup(cp_string *src);
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/** creates a cp_string with src as its content */
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cp_string *cp_string_cstrdup(char *src);
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/** concatenate cp_strings */
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cp_string *cp_string_cat(cp_string *str, cp_string *appendum);
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/** append data from a buffer */
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cp_string *cp_string_cat_bin(cp_string *str, void *bin, int len);
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/** append data from a null terminated c string */
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cp_string *cp_string_cstrcat(cp_string *str, char *cstr);
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/** append a character to a string */
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cp_string *cp_string_append_char(cp_string *str, char ch);
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/** compare cp_strings */
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int cp_string_cmp(cp_string *s1, cp_string *s2);
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/** return a pointer to the internal buffer */
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char *cp_string_tocstr(cp_string *str);
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/** return the length of the internal buffer */
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int cp_string_len(cp_string *s);
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/** return the internal buffer */
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char *cp_string_data(cp_string *s);
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/** read len bytes from an open file descriptor (blocking) */
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cp_string *cp_string_read(int fd, int len);
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/** write the content of a cp_string to a file descriptor (blocking) */
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int cp_string_write(cp_string *str, int fd);
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/** read the contents of a file into a cp_string */
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cp_string *cp_string_read_file(char *filename);
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/** write the contents of a cp_string to a file */
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int cp_string_write_file(cp_string *str, char *filename);
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/** flip the contents of a cp_string */
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void cp_string_flip(cp_string *str);
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/** remove all occurrences of letters from str */
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cp_string *cp_string_filter(cp_string *str, char *letters);
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/** dump a cp_string to stdout */
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const char *cp_hexdump_string(const void *data, size_t len);
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void cp_string_dump(cp_string *str);
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void cp_cstring_dump(char *data, int len);
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char *del_char_from_string(char *str, char delchar);
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int split_string_to_value(char *str, char *fmt, ...);
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/** @} */
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#endif
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