blob: adf471a436ec98f05942d74f176795bcdcbd48e5 [file] [log] [blame]
/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2012-2014 Intel Corporation. All rights reserved.
*
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include <stdlib.h>
#include <stdarg.h>
#include <stdbool.h>
typedef void (*ringbuf_tracing_func_t)(const void *buf, size_t count,
void *user_data);
struct ringbuf;
struct ringbuf *ringbuf_new(size_t size);
void ringbuf_free(struct ringbuf *ringbuf);
bool ringbuf_set_input_tracing(struct ringbuf *ringbuf,
ringbuf_tracing_func_t callback, void *user_data);
size_t ringbuf_capacity(struct ringbuf *ringbuf);
size_t ringbuf_len(struct ringbuf *ringbuf);
size_t ringbuf_drain(struct ringbuf *ringbuf, size_t count);
void *ringbuf_peek(struct ringbuf *ringbuf, size_t offset, size_t *len_nowrap);
ssize_t ringbuf_write(struct ringbuf *ringbuf, int fd);
size_t ringbuf_avail(struct ringbuf *ringbuf);
int ringbuf_printf(struct ringbuf *ringbuf, const char *format, ...)
__attribute__((format(printf, 2, 3)));
int ringbuf_vprintf(struct ringbuf *ringbuf, const char *format, va_list ap);
ssize_t ringbuf_read(struct ringbuf *ringbuf, int fd);