// This file is under GNU General Public License 3.0

// see LICENSE.txt

#pragma once

#include "pEpEngine.h"

#ifdef __cplusplus

extern "C" {

#endif

// this is a growing buffer, which is needed by the ASN.1 implementation

// i.e. for encoding to XER

typedef struct growing_buf {

    char *data;

    size_t size;

} growing_buf_t;

// new_growing_buf() - allocate a new growing buffer

//

//  return value:

//      new buffer or NULL if out of memory

growing_buf_t *new_growing_buf(void);

// free_growing_buf() - free growing buffer

//

//  parameters:

//      buf (in)            buffer to free

void free_growing_buf(growing_buf_t *buf);

// growing_buf_consume() - append new data to growing buffer

//

//  parameters:

//      src (in)            new data

//      size (in)           size of new data

//      dst (in)            growing buffer where new data will be appended

//

//  return value:

//      1 on succes, -1 on failure

int growing_buf_consume(const void *src, size_t size, growing_buf_t *dst);

#ifdef __cplusplus

}

#endif