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ebdb334b JR |
1 | /* |
2 | * Copyright (C) 2020 Francis Deslauriers <francis.deslauriers@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: LGPL-2.1-only | |
5 | * | |
6 | */ | |
7 | ||
8 | #ifndef LTTNG_MAP_QUERY_H | |
9 | #define LTTNG_MAP_QUERY_H | |
10 | ||
11 | #include <stddef.h> | |
12 | #include <stdbool.h> | |
13 | ||
14 | #include <lttng/domain.h> | |
15 | #include <lttng/handle.h> | |
16 | ||
17 | #ifdef __cplusplus | |
18 | extern "C" { | |
19 | #endif | |
20 | ||
21 | enum lttng_map_query_status { | |
22 | LTTNG_MAP_QUERY_STATUS_OK = 0, | |
23 | LTTNG_MAP_QUERY_STATUS_ERROR = -1, | |
24 | LTTNG_MAP_QUERY_STATUS_INVALID = -2, | |
25 | LTTNG_MAP_QUERY_STATUS_NONE = -3, | |
26 | }; | |
27 | ||
28 | /* | |
29 | * Query the values of all CPUs or just some. | |
30 | */ | |
31 | enum lttng_map_query_config_cpu { | |
32 | LTTNG_MAP_QUERY_CONFIG_CPU_ALL, | |
33 | LTTNG_MAP_QUERY_CONFIG_CPU_SUBSET, | |
34 | }; | |
35 | ||
36 | /* | |
37 | * Query the values of all uid (or pid) or just some. | |
38 | */ | |
39 | enum lttng_map_query_config_buffer { | |
40 | LTTNG_MAP_QUERY_CONFIG_BUFFER_UST_UID_ALL, | |
41 | LTTNG_MAP_QUERY_CONFIG_BUFFER_UST_UID_SUBSET, | |
42 | LTTNG_MAP_QUERY_CONFIG_BUFFER_UST_PID_ALL, | |
43 | LTTNG_MAP_QUERY_CONFIG_BUFFER_UST_PID_SUBSET, | |
44 | LTTNG_MAP_QUERY_CONFIG_BUFFER_KERNEL_GLOBAL, | |
45 | }; | |
46 | ||
47 | /* | |
48 | * Query the values of all bitness or just some. | |
49 | */ | |
50 | enum lttng_map_query_config_app_bitness { | |
51 | LTTNG_MAP_QUERY_CONFIG_APP_BITNESS_32, /*Not supported yet*/ | |
52 | LTTNG_MAP_QUERY_CONFIG_APP_BITNESS_64, /*Not supported yet*/ | |
53 | LTTNG_MAP_QUERY_CONFIG_APP_BITNESS_ALL, | |
54 | LTTNG_MAP_QUERY_CONFIG_APP_BITNESS_KERNEL, | |
55 | }; | |
56 | ||
57 | struct lttng_map_query; | |
58 | ||
59 | /* | |
60 | * | |
61 | */ | |
62 | extern struct lttng_map_query *lttng_map_query_create( | |
63 | enum lttng_map_query_config_cpu cpu, | |
64 | enum lttng_map_query_config_buffer buffer, | |
65 | enum lttng_map_query_config_app_bitness bitness); | |
66 | ||
67 | extern enum lttng_map_query_status lttng_map_query_set_sum_by_cpu( | |
68 | struct lttng_map_query *query, bool sum_by_cpu); | |
69 | ||
70 | extern enum lttng_map_query_status lttng_map_query_set_sum_by_pid( | |
71 | struct lttng_map_query *query, bool sum_by_pid); | |
72 | ||
73 | extern enum lttng_map_query_status lttng_map_query_add_cpu( | |
74 | struct lttng_map_query *query, int cpu_id); | |
75 | ||
76 | extern enum lttng_map_query_status lttng_map_query_add_uid( | |
77 | struct lttng_map_query *query, uid_t uid); | |
78 | ||
79 | extern enum lttng_map_query_status lttng_map_query_add_pid( | |
80 | struct lttng_map_query *query, pid_t pid); | |
81 | ||
82 | extern enum lttng_map_query_status lttng_map_query_add_key_filter( | |
83 | struct lttng_map_query *query, const char *key_filter); | |
84 | ||
85 | extern void lttng_map_query_destroy(struct lttng_map_query *query); | |
86 | ||
87 | ||
88 | ||
89 | #ifdef __cplusplus | |
90 | } | |
91 | #endif | |
92 | ||
93 | #endif /* LTTNG_MAP_QUERY_H */ |