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[proxmark3-svn] / client / jansson / strbuffer.h

/*
 * Copyright (c) 2009-2016 Petri Lehtinen <petri@digip.org>
 *
 * Jansson is free software; you can redistribute it and/or modify
 * it under the terms of the MIT license. See LICENSE for details.
 */

#ifndef STRBUFFER_H
#define STRBUFFER_H

#include <stdlib.h>

typedef struct {
    char *value;
    size_t length;   /* bytes used */
    size_t size;     /* bytes allocated */
} strbuffer_t;

int strbuffer_init(strbuffer_t *strbuff) JANSSON_ATTRS(warn_unused_result);
void strbuffer_close(strbuffer_t *strbuff);

void strbuffer_clear(strbuffer_t *strbuff);

const char *strbuffer_value(const strbuffer_t *strbuff);

/* Steal the value and close the strbuffer */
char *strbuffer_steal_value(strbuffer_t *strbuff);

int strbuffer_append_byte(strbuffer_t *strbuff, char byte);
int strbuffer_append_bytes(strbuffer_t *strbuff, const char *data, size_t size);

char strbuffer_pop(strbuffer_t *strbuff);

#endif