buffer.h

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/***************************************************************************
    begin........: April 2012
    copyright....: Sebastian Fedrau
    email........: sebastian.fedrau@gmail.com
 ***************************************************************************/
 
/***************************************************************************
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License v3 as published by
    the Free Software Foundation.
 
    This program 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 v3 for more details.
 ***************************************************************************/
#include <stdlib.h>
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <unistd.h>
 
#ifndef BUFFER_H
#define BUFFER_H
 
typedef struct Buffer
{
    char *data;
    size_t max_size;
    size_t len;
    size_t msize;
    bool valid;
} Buffer;
 
Buffer *buffer_new(size_t max_size);
 
void buffer_init(Buffer *buf, size_t max_size);
 
void buffer_free(Buffer *buf);
 
void buffer_destroy(Buffer *buf);
 
void buffer_clear(Buffer *buf);
 
size_t buffer_len(const Buffer *buf);
 
bool buffer_is_valid(const Buffer *buf);
 
bool buffer_is_empty(const Buffer *buf);
 
bool buffer_fill(Buffer *buf, const char *data, size_t len);
 
ssize_t buffer_fill_from_fd(Buffer *buf, int fd, size_t count);
 
bool buffer_read_line(Buffer *buf, char **dst, size_t *len);
 
bool buffer_flush(const Buffer *buf, char **dst, size_t *len);
 
char *buffer_to_string(const Buffer *buf);
 
#endif