/*
    This file is part of libcapwap.

    libcapwap is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    libcapwap is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Foobar.  If not, see <http://www.gnu.org/licenses/>.

*/

/**
 * @file
 * @brief Definitions for bstr functions
 */

#ifndef __BSTR_H
#define __BSTR_H


#include <stdint.h>

/**
 * bstr typeS
 *
 * bstr_t serves as binary string where the first byte cponntains
 * the length of the string.
 */
typedef uint8_t* bstr_t;

extern uint8_t * bstr_create(uint8_t *data, uint8_t len);
extern uint8_t * bstr_create_from_cfgstr(const char * s);
extern uint8_t * bstr_replace( bstr_t * dst, uint8_t * bstr);

extern int bstr_to_str(char *dst, bstr_t str,char * def);


/**
 * Return the length of a bstr_t string.
 */
#define bstr_len(s) (*(s))

/**
 * Return the data of a bstr_t string.
 */ 
#define bstr_data(s) (s+1)

/**
 * Return the actual size in memory a bstr_t string needs.
 */ 
#define bstr_size(len) (len+1)

/**
 * Max. length of a bstr_t string.
 */ 
#define BSTR_MAX_LEN 254


#endif