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#ifndef _STRRB_H
#define _STRRB_H
/* (C) 2012-2013 by Katerina Barone-Adesi <kat.obsc@gmail.com>
* All Rights Reserved
*
* This program 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.
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*/
/*! \defgroup osmo_strrb Osmocom ringbuffers for log strings
* @{
*/
/*! \file strrb.h
* \brief Osmocom string ringbuffer handling routines
*/
#include <unistd.h>
#include <stdbool.h>
#include <stdint.h>
#include <osmocom/core/talloc.h>
/*! \brief A structure representing an osmocom string ringbuffer */
#define RB_MAX_MESSAGE_SIZE 240
struct osmo_strrb {
uint16_t start; /*!< \brief index of the first slot */
uint16_t end; /*!< \brief index of the last slot */
uint16_t size; /*!< \brief max number of messages to store */
char **buffer; /*!< \brief storage for messages */
};
struct osmo_strrb *osmo_strrb_create(TALLOC_CTX * ctx, size_t rb_size);
bool osmo_strrb_is_empty(const struct osmo_strrb *rb);
const char *osmo_strrb_get_nth(const struct osmo_strrb *rb,
unsigned int string_index);
bool _osmo_strrb_is_bufindex_valid(const struct osmo_strrb *rb,
unsigned int offset);
size_t osmo_strrb_elements(const struct osmo_strrb *rb);
int osmo_strrb_add(struct osmo_strrb *rb, const char *data);
/*! @} */
#endif /* _STRRB_H */
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