projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 159b042f JG |
1 | /* |
| 2 | * Copyright (C) 2019 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
| 3 | * Copyright (C) 2020 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
| 4 | * | |
| 5 | * SPDX-License-Identifier: LGPL-2.1-only | |
| 6 | * | |
| 7 | */ | |
| 8 | ||
| 9 | #ifndef LTTNG_COMMON_TRACKER_H | |
| 10 | #define LTTNG_COMMON_TRACKER_H | |
| 11 | ||
| 12 | #include <lttng/lttng-error.h> | |
| 13 | #include <lttng/tracker.h> | |
| 14 | ||
| 15 | #include <common/buffer-view.h> | |
| 16 | #include <common/dynamic-array.h> | |
| 17 | #include <common/macros.h> | |
| 18 | #include <common/sessiond-comm/sessiond-comm.h> | |
| 19 | ||
| 20 | struct process_attr_value { | |
| 21 | enum lttng_process_attr_value_type type; | |
| 22 | union value { | |
| 23 | pid_t pid; | |
| 24 | uid_t uid; | |
| 25 | char *user_name; | |
| 26 | gid_t gid; | |
| 27 | char *group_name; | |
| 28 | } value; | |
| 29 | }; | |
| 30 | ||
| 31 | struct lttng_process_attr_values { | |
| 32 | /* Array of struct process_attr_tracker_value. */ | |
| 33 | struct lttng_dynamic_pointer_array array; | |
| 34 | }; | |
| 35 | ||
| 36 | LTTNG_HIDDEN | |
| 37 | const char *lttng_process_attr_to_string(enum lttng_process_attr process_attr); | |
| 38 | ||
| 39 | LTTNG_HIDDEN | |
| 40 | struct lttng_process_attr_values *lttng_process_attr_values_create(void); | |
| 41 | ||
| 42 | /* Prefixed with '_' since the name conflicts with a public API. */ | |
| 43 | LTTNG_HIDDEN | |
| 44 | unsigned int _lttng_process_attr_values_get_count( | |
| 45 | const struct lttng_process_attr_values *values); | |
| 46 | ||
| 47 | LTTNG_HIDDEN | |
| 48 | const struct process_attr_value *lttng_process_attr_tracker_values_get_at_index( | |
| 49 | const struct lttng_process_attr_values *values, | |
| 50 | unsigned int index); | |
| 51 | ||
| 52 | LTTNG_HIDDEN | |
| 53 | int lttng_process_attr_values_serialize( | |
| 54 | const struct lttng_process_attr_values *values, | |
| 55 | struct lttng_dynamic_buffer *buffer); | |
| 56 | ||
| 57 | LTTNG_HIDDEN | |
| 58 | ssize_t lttng_process_attr_values_create_from_buffer( | |
| 59 | enum lttng_domain_type domain, | |
| 60 | enum lttng_process_attr process_attr, | |
| 61 | const struct lttng_buffer_view *buffer_view, | |
| 62 | struct lttng_process_attr_values **_values); | |
| 63 | ||
| 64 | LTTNG_HIDDEN | |
| 65 | void lttng_process_attr_values_destroy( | |
| 66 | struct lttng_process_attr_values *values); | |
| 67 | ||
| 68 | LTTNG_HIDDEN | |
| 69 | struct process_attr_value *process_attr_value_copy( | |
| 70 | const struct process_attr_value *value); | |
| 71 | ||
| 72 | LTTNG_HIDDEN | |
| 73 | unsigned long process_attr_value_hash(const struct process_attr_value *a); | |
| 74 | ||
| 75 | LTTNG_HIDDEN | |
| 76 | bool process_attr_tracker_value_equal(const struct process_attr_value *a, | |
| 77 | const struct process_attr_value *b); | |
| 78 | ||
| 79 | LTTNG_HIDDEN | |
| 80 | void process_attr_value_destroy(struct process_attr_value *value); | |
| 81 | ||
| 82 | LTTNG_HIDDEN | |
| 83 | enum lttng_error_code process_attr_value_from_comm( | |
| 84 | enum lttng_domain_type domain, | |
| 85 | enum lttng_process_attr process_attr, | |
| 86 | enum lttng_process_attr_value_type value_type, | |
| 87 | const struct process_attr_integral_value_comm *integral_value, | |
| 88 | const struct lttng_buffer_view *value_view, | |
| 89 | struct process_attr_value **value); | |
| 90 | ||
| 91 | #endif /* LTTNG_COMMON_TRACKER_H */ |