libosmocore  1.8.0
Osmocom core library
strrb.h
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1 
3 /*
4  * (C) 2012-2013 by Katerina Barone-Adesi <kat.obsc@gmail.com>
5  * All Rights Reserved
6  *
7  * This program is free software; you can redistribute it and/or modify
8  * it under the terms of the GNU General Public License as published by
9  * the Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15  * GNU General Public License for more details.
16  *
17  */
18 
19 #pragma once
20 
25 #include <unistd.h>
26 #include <stdbool.h>
27 #include <stdint.h>
28 
29 #include <osmocom/core/talloc.h>
30 
33 #define RB_MAX_MESSAGE_SIZE 240
34 struct osmo_strrb {
35  uint16_t start;
36  uint16_t end;
37  uint16_t size;
38  char **buffer;
39 };
40 
41 struct osmo_strrb *osmo_strrb_create(TALLOC_CTX * ctx, size_t rb_size);
42 bool osmo_strrb_is_empty(const struct osmo_strrb *rb);
43 const char *osmo_strrb_get_nth(const struct osmo_strrb *rb,
44  unsigned int string_index);
45 bool _osmo_strrb_is_bufindex_valid(const struct osmo_strrb *rb,
46  unsigned int offset);
47 size_t osmo_strrb_elements(const struct osmo_strrb *rb);
48 int osmo_strrb_add(struct osmo_strrb *rb, const char *data);
49 
size_t osmo_strrb_elements(const struct osmo_strrb *rb)
Count the number of log messages in an osmo_strrb.
Definition: strrb.c:132
uint16_t start
index of the first slot
Definition: strrb.h:35
uint16_t size
max number of messages to store
Definition: strrb.h:37
char ** buffer
storage for messages
Definition: strrb.h:38
Definition: strrb.h:34
const char * osmo_strrb_get_nth(const struct osmo_strrb *rb, unsigned int string_index)
Return a pointer to the Nth string in the osmo_strrb.
Definition: strrb.c:102
int osmo_strrb_add(struct osmo_strrb *rb, const char *data)
Add a string to the osmo_strrb.
Definition: strrb.c:148
uint8_t data[0]
bool osmo_strrb_is_empty(const struct osmo_strrb *rb)
Check if an osmo_strrb is empty.
Definition: strrb.c:88
uint16_t end
index of the last slot
Definition: strrb.h:36
struct osmo_strrb * osmo_strrb_create(TALLOC_CTX *ctx, size_t rb_size)
Create an empty, initialized osmo_strrb.
Definition: strrb.c:55
bool _osmo_strrb_is_bufindex_valid(const struct osmo_strrb *rb, unsigned int offset)
Definition: strrb.c:115