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e6a39346 JR |
1 | /* |
2 | * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: LGPL-2.1-only | |
5 | * | |
6 | */ | |
7 | ||
4f7da553 JR |
8 | #ifndef LTTNG_EVENT_RULE_KERNEL_SYSCALL_INTERNAL_H |
9 | #define LTTNG_EVENT_RULE_KERNEL_SYSCALL_INTERNAL_H | |
e6a39346 JR |
10 | |
11 | #include <common/payload-view.h> | |
12 | #include <common/macros.h> | |
13 | #include <lttng/event-rule/event-rule-internal.h> | |
4f7da553 | 14 | #include <lttng/event-rule/kernel-syscall.h> |
e6a39346 | 15 | |
48a40005 SM |
16 | #if defined(__cplusplus) |
17 | extern "C" { | |
18 | #endif | |
19 | ||
4f7da553 | 20 | struct lttng_event_rule_kernel_syscall { |
e6a39346 | 21 | struct lttng_event_rule parent; |
4f7da553 | 22 | enum lttng_event_rule_kernel_syscall_emission_site emission_site; |
e6a39346 JR |
23 | char *pattern; |
24 | char *filter_expression; | |
25 | ||
26 | /* Internal use only. */ | |
27 | struct { | |
28 | char *filter; | |
2b00d462 | 29 | struct lttng_bytecode *bytecode; |
e6a39346 JR |
30 | } internal_filter; |
31 | }; | |
32 | ||
4f7da553 | 33 | struct lttng_event_rule_kernel_syscall_comm { |
f6a5af19 | 34 | uint32_t emission_site; |
e6a39346 JR |
35 | /* Includes terminator `\0`. */ |
36 | uint32_t pattern_len; | |
37 | /* Includes terminator `\0`. */ | |
38 | uint32_t filter_expression_len; | |
39 | /* | |
40 | * Payload is composed of, in that order: | |
41 | * - Pattern (null terminated), | |
42 | * - Filter expression (null terminated). | |
43 | */ | |
44 | char payload[]; | |
45 | } LTTNG_PACKED; | |
46 | ||
4f7da553 | 47 | ssize_t lttng_event_rule_kernel_syscall_create_from_payload( |
e6a39346 JR |
48 | struct lttng_payload_view *view, |
49 | struct lttng_event_rule **rule); | |
50 | ||
4f7da553 JR |
51 | const char *lttng_event_rule_kernel_syscall_emission_site_str( |
52 | enum lttng_event_rule_kernel_syscall_emission_site emission_site); | |
48a40005 SM |
53 | |
54 | #if defined(__cplusplus) | |
55 | } | |
56 | #endif | |
57 | ||
4f7da553 | 58 | #endif /* LTTNG_EVENT_RULE_KERNEL_SYSCALL_INTERNAL_H */ |