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1 | /* |
2 | * Copyright (C) 2021 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: LGPL-2.1-only | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef LTTNG_EVENT_RULE_PYTHON_LOGGING_H | |
9 | #define LTTNG_EVENT_RULE_PYTHON_LOGGING_H | |
10 | ||
11 | #include <lttng/event-rule/event-rule.h> | |
12 | #include <lttng/log-level-rule.h> | |
4bd69c5f | 13 | #include <lttng/lttng-export.h> |
6530ec7d JR |
14 | #include <lttng/event.h> |
15 | ||
16 | #ifdef __cplusplus | |
17 | extern "C" { | |
18 | #endif | |
19 | ||
20 | /* | |
21 | * Create a newly allocated python logging event rule. | |
22 | * | |
23 | * The default name pattern is '*'. | |
24 | * | |
25 | * Returns a new event rule on success, NULL on failure. This event rule must be | |
26 | * destroyed using lttng_event_rule_destroy(). | |
27 | */ | |
4bd69c5f | 28 | LTTNG_EXPORT extern struct lttng_event_rule *lttng_event_rule_python_logging_create(void); |
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29 | |
30 | /* | |
31 | * Set the name pattern of a python logging event rule. | |
32 | * | |
33 | * Pattern can contain wildcard '*'. See man lttng-enable-event. | |
34 | * | |
35 | * Return LTTNG_EVENT_RULE_STATUS_OK on success, LTTNG_EVENT_RULE_STATUS_INVALID | |
36 | * if invalid parameters are passed. | |
37 | */ | |
4bd69c5f | 38 | LTTNG_EXPORT extern enum lttng_event_rule_status lttng_event_rule_python_logging_set_name_pattern( |
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39 | struct lttng_event_rule *rule, const char *pattern); |
40 | ||
41 | /* | |
42 | * Get the name pattern of a python logging event rule. | |
43 | * | |
44 | * The caller does not assume the ownership of the returned pattern. The | |
45 | * pattern shall only only be used for the duration of the event rule's | |
46 | * lifetime, or before a different pattern is set. | |
47 | * | |
48 | * Returns LTTNG_EVENT_RULE_STATUS_OK and a pointer to the event rule's pattern | |
49 | * on success, LTTNG_EVENT_RULE_STATUS_INVALID if an invalid | |
50 | * parameter is passed, or LTTNG_EVENT_RULE_STATUS_UNSET if a pattern | |
51 | * was not set prior to this call. | |
52 | */ | |
4bd69c5f | 53 | LTTNG_EXPORT extern enum lttng_event_rule_status lttng_event_rule_python_logging_get_name_pattern( |
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54 | const struct lttng_event_rule *rule, const char **pattern); |
55 | ||
56 | /* | |
57 | * Set the filter expression of a python logging event rule. | |
58 | * | |
59 | * The expression is copied internally. | |
60 | * | |
61 | * Return LTTNG_EVENT_RULE_STATUS_OK on success, LTTNG_EVENT_RULE_STATUS_INVALID | |
62 | * if invalid parameters are passed. | |
63 | */ | |
4bd69c5f | 64 | LTTNG_EXPORT extern enum lttng_event_rule_status lttng_event_rule_python_logging_set_filter( |
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65 | struct lttng_event_rule *rule, const char *expression); |
66 | ||
67 | /* | |
68 | * Get the filter expression of a python logging event rule. | |
69 | * | |
70 | * The caller does not assume the ownership of the returned filter expression. | |
71 | * The filter expression shall only only be used for the duration of the event | |
72 | * rule's lifetime, or before a different filter expression is set. | |
73 | * | |
74 | * Returns LTTNG_EVENT_RULE_STATUS_OK and a pointer to the event rule's filter | |
75 | * expression on success, LTTNG_EVENT_RULE_STATUS_INVALID if an invalid | |
76 | * parameter is passed, or LTTNG_EVENT_RULE_STATUS_UNSET if a filter expression | |
77 | * was not set prior to this call. | |
78 | */ | |
4bd69c5f | 79 | LTTNG_EXPORT extern enum lttng_event_rule_status lttng_event_rule_python_logging_get_filter( |
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80 | const struct lttng_event_rule *rule, const char **expression); |
81 | ||
82 | /* | |
83 | * Set the log level rule of a python logging event rule. | |
84 | * | |
85 | * The log level rule is copied internally. | |
86 | * | |
87 | * Return LTTNG_EVENT_RULE_STATUS_OK on success, LTTNG_EVENT_RULE_STATUS_INVALID | |
88 | * if invalid parameters are passed. | |
89 | */ | |
4bd69c5f | 90 | LTTNG_EXPORT extern enum lttng_event_rule_status |
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91 | lttng_event_rule_python_logging_set_log_level_rule(struct lttng_event_rule *rule, |
92 | const struct lttng_log_level_rule *log_level_rule); | |
93 | ||
94 | /* | |
95 | * Get the log level rule of a python logging event rule. | |
96 | * | |
97 | * The caller does not assume the ownership of the returned log level rule. The | |
98 | * log level rule shall only only be used for the duration of the event rule's | |
99 | * lifetime, or before a different log level rule is set. | |
100 | * | |
101 | * Returns LTTNG_EVENT_RULE_STATUS_OK and sets the log level rule output | |
102 | * parameter on success, LTTNG_EVENT_RULE_STATUS_INVALID if an invalid parameter | |
103 | * is passed, or LTTNG_EVENT_RULE_STATUS_UNSET if a log level rule was not set prior | |
104 | * to this call. | |
105 | */ | |
4bd69c5f | 106 | LTTNG_EXPORT extern enum lttng_event_rule_status |
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107 | lttng_event_rule_python_logging_get_log_level_rule( |
108 | const struct lttng_event_rule *rule, | |
109 | const struct lttng_log_level_rule **log_level_rule); | |
110 | ||
111 | #ifdef __cplusplus | |
112 | } | |
113 | #endif | |
114 | ||
115 | #endif /* LTTNG_EVENT_RULE_PYTHON_LOGGING_H */ |