| 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_INTERNAL_H |
| 9 | #define LTTNG_MAP_QUERY_INTERNAL_H |
| 10 | |
| 11 | #include <stdint.h> |
| 12 | |
| 13 | #include <common/payload.h> |
| 14 | #include <common/payload-view.h> |
| 15 | |
| 16 | #include <lttng/lttng.h> |
| 17 | #include <lttng/map/map-query.h> |
| 18 | |
| 19 | struct lttng_map_query { |
| 20 | enum lttng_map_query_config_cpu config_cpu; |
| 21 | enum lttng_map_query_config_buffer config_buffer; |
| 22 | enum lttng_map_query_config_app_bitness config_bitness; |
| 23 | |
| 24 | /* |
| 25 | * Aggregate the values of all selected CPUs in a single table. |
| 26 | */ |
| 27 | bool sum_by_cpu; |
| 28 | |
| 29 | /* |
| 30 | * Aggregate the values of all selected bitness in a single table. |
| 31 | */ |
| 32 | bool sum_by_app_bitness; |
| 33 | |
| 34 | /* |
| 35 | * Aggregate the values of all selected uid or pid in a single table. |
| 36 | */ |
| 37 | bool sum_by_uid; |
| 38 | bool sum_by_pid; |
| 39 | |
| 40 | char *key_filter; |
| 41 | struct lttng_dynamic_array cpu_array; |
| 42 | struct lttng_dynamic_array uid_array; |
| 43 | struct lttng_dynamic_array pid_array; |
| 44 | }; |
| 45 | |
| 46 | struct lttng_map_query_comm { |
| 47 | uint32_t key_filter_length; /* Include '\0' */ |
| 48 | |
| 49 | uint8_t config_cpu; |
| 50 | uint8_t config_buffer; |
| 51 | uint8_t config_app_bitness; |
| 52 | |
| 53 | uint8_t sum_by_cpu; |
| 54 | uint8_t sum_by_app_bitness; |
| 55 | uint8_t sum_by_uid; |
| 56 | uint8_t sum_by_pid; |
| 57 | |
| 58 | uint32_t cpu_count; |
| 59 | uint32_t uid_count; |
| 60 | uint32_t pid_count; |
| 61 | /* |
| 62 | * key_filter + |
| 63 | * (cpu_count * int) + (uid_count * uid_t) + (pid_count * pid_t) |
| 64 | */ |
| 65 | char payload[]; |
| 66 | } LTTNG_PACKED; |
| 67 | |
| 68 | LTTNG_HIDDEN |
| 69 | enum lttng_map_query_config_cpu lttng_map_query_get_config_cpu( |
| 70 | const struct lttng_map_query *query); |
| 71 | |
| 72 | LTTNG_HIDDEN |
| 73 | enum lttng_map_query_config_buffer lttng_map_query_get_config_buffer( |
| 74 | const struct lttng_map_query *query); |
| 75 | |
| 76 | LTTNG_HIDDEN |
| 77 | enum lttng_map_query_config_app_bitness lttng_map_query_get_config_app_bitness( |
| 78 | const struct lttng_map_query *query); |
| 79 | |
| 80 | LTTNG_HIDDEN |
| 81 | bool lttng_map_query_get_config_sum_by_cpu( |
| 82 | const struct lttng_map_query *query); |
| 83 | |
| 84 | LTTNG_HIDDEN |
| 85 | bool lttng_map_query_get_config_sum_by_pid( |
| 86 | const struct lttng_map_query *query); |
| 87 | |
| 88 | LTTNG_HIDDEN |
| 89 | bool lttng_map_query_get_config_sum_by_uid( |
| 90 | const struct lttng_map_query *query); |
| 91 | |
| 92 | // Not supported yet. |
| 93 | LTTNG_HIDDEN |
| 94 | enum lttng_map_query_status lttng_map_query_set_sum_by_app_bitness( |
| 95 | struct lttng_map_query *query, bool sum_by_app_bitness); |
| 96 | |
| 97 | // Not supported yet. |
| 98 | LTTNG_HIDDEN |
| 99 | enum lttng_map_query_status lttng_map_query_set_sum_by_uid( |
| 100 | struct lttng_map_query *query, bool sum_by_uid); |
| 101 | |
| 102 | LTTNG_HIDDEN |
| 103 | bool lttng_map_query_get_config_sum_by_app_bitness( |
| 104 | const struct lttng_map_query *query); |
| 105 | |
| 106 | LTTNG_HIDDEN |
| 107 | enum lttng_map_query_status lttng_map_query_get_cpu_count( |
| 108 | const struct lttng_map_query *query, unsigned int *count); |
| 109 | |
| 110 | LTTNG_HIDDEN |
| 111 | enum lttng_map_query_status lttng_map_query_get_uid_count( |
| 112 | const struct lttng_map_query *query, unsigned int *count); |
| 113 | |
| 114 | LTTNG_HIDDEN |
| 115 | enum lttng_map_query_status lttng_map_query_get_pid_count( |
| 116 | const struct lttng_map_query *query, unsigned int *count); |
| 117 | |
| 118 | LTTNG_HIDDEN |
| 119 | enum lttng_map_query_status lttng_map_query_get_cpu_at_index( |
| 120 | const struct lttng_map_query *query, unsigned int index, |
| 121 | int *cpu); |
| 122 | |
| 123 | LTTNG_HIDDEN |
| 124 | enum lttng_map_query_status lttng_map_query_get_uid_at_index( |
| 125 | const struct lttng_map_query *query, unsigned int index, |
| 126 | uid_t *uid); |
| 127 | |
| 128 | LTTNG_HIDDEN |
| 129 | enum lttng_map_query_status lttng_map_query_get_pid_at_index( |
| 130 | const struct lttng_map_query *query, unsigned int index, |
| 131 | pid_t *pid); |
| 132 | |
| 133 | LTTNG_HIDDEN |
| 134 | enum lttng_map_query_status lttng_map_query_get_key_filter( |
| 135 | const struct lttng_map_query *query, const char **key_filter); |
| 136 | |
| 137 | LTTNG_HIDDEN |
| 138 | ssize_t lttng_map_query_create_from_payload(struct lttng_payload_view *view, |
| 139 | struct lttng_map_query **query); |
| 140 | |
| 141 | LTTNG_HIDDEN |
| 142 | int lttng_map_query_serialize(const struct lttng_map_query *query, |
| 143 | struct lttng_payload *payload); |
| 144 | |
| 145 | LTTNG_HIDDEN |
| 146 | void lttng_map_query_destroy(struct lttng_map_query *query); |
| 147 | |
| 148 | #endif /* LTTNG_MAP_QUERY_INTERNAL_H */ |