port: Add missing sock_cred macros on FreeBSD
[lttng-tools.git] / src / bin / lttng-sessiond / lttng-syscall.h
CommitLineData
834978fd 1/*
ab5be9fa 2 * Copyright (C) 2014 David Goulet <dgoulet@efficios.com>
834978fd 3 *
ab5be9fa 4 * SPDX-License-Identifier: GPL-2.0-only
834978fd 5 *
834978fd
DG
6 */
7
0dbc2034
GB
8#ifndef LTTNG_SYSCALL_H
9#define LTTNG_SYSCALL_H
834978fd
DG
10
11#include <common/hashtable/hashtable.h>
12#include <lttng/event.h>
13
14#include "trace-kernel.h"
15
16/*
17 * Default size of the kernel system call array. With this size, we usually
18 * reallocate twice considering a 32 bit compat layer also.
19 */
20#define SYSCALL_TABLE_INIT_SIZE 256
21
22/* Maximum length of a syscall name. */
23#define SYSCALL_NAME_LEN 255
24
25/*
26 * Represent a kernel syscall and used when we are populating the internal
27 * list.
28 */
29struct syscall {
30 uint32_t index;
31 uint32_t bitness;
32 char name[SYSCALL_NAME_LEN];
33 /* Used by the list syscalls command. */
34 struct lttng_ht_node_str node;
35};
36
37/*
38 * Allocated once when listing all syscalls at boot time. This is an array
39 * indexed by the syscall index provided in the listing.
40 */
41extern struct syscall *syscall_table;
42
43/* Use to list kernel system calls. */
7d268848 44int syscall_init_table(int tracer_fd);
834978fd 45ssize_t syscall_table_list(struct lttng_event **events);
834978fd 46
0dbc2034 47#endif /* LTTNG_SYSCALL_H */
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