| 1 | /* |
| 2 | * Copyright (C) 2019 - Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com> |
| 3 | * |
| 4 | * This library is free software; you can redistribute it and/or modify it |
| 5 | * under the terms of the GNU Lesser General Public License, version 2.1 only, |
| 6 | * as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This library is distributed in the hope that it will be useful, but WITHOUT |
| 9 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 10 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License |
| 11 | * for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU Lesser General Public License |
| 14 | * along with this library; if not, write to the Free Software Foundation, |
| 15 | * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 16 | */ |
| 17 | |
| 18 | #ifndef LTTNG_EVENT_RULE_KPROBE_INTERNAL_H |
| 19 | #define LTTNG_EVENT_RULE_KPROBE_INTERNAL_H |
| 20 | |
| 21 | #include <lttng/event-rule/kprobe.h> |
| 22 | #include <lttng/event-rule/event-rule-internal.h> |
| 23 | #include <common/buffer-view.h> |
| 24 | #include <common/macros.h> |
| 25 | |
| 26 | struct lttng_event_rule_kprobe { |
| 27 | struct lttng_event_rule parent; |
| 28 | char *name; |
| 29 | struct { |
| 30 | uint64_t address; |
| 31 | uint64_t offset; |
| 32 | char *symbol_name; |
| 33 | bool set; |
| 34 | } probe; |
| 35 | }; |
| 36 | |
| 37 | struct lttng_event_rule_kprobe_comm { |
| 38 | uint32_t name_len; |
| 39 | uint32_t probe_symbol_name_len; |
| 40 | uint64_t probe_address; |
| 41 | uint64_t probe_offset; |
| 42 | /* name, source symbol_name */ |
| 43 | char payload[]; |
| 44 | } LTTNG_PACKED; |
| 45 | |
| 46 | LTTNG_HIDDEN |
| 47 | ssize_t lttng_event_rule_kprobe_create_from_buffer( |
| 48 | const struct lttng_buffer_view *view, |
| 49 | struct lttng_event_rule **rule); |
| 50 | |
| 51 | LTTNG_HIDDEN |
| 52 | uint64_t lttng_event_rule_kprobe_get_address( |
| 53 | const struct lttng_event_rule *rule); |
| 54 | |
| 55 | LTTNG_HIDDEN |
| 56 | uint64_t lttng_event_rule_kprobe_get_offset( |
| 57 | const struct lttng_event_rule *rule); |
| 58 | |
| 59 | LTTNG_HIDDEN |
| 60 | const char *lttng_event_rule_kprobe_get_symbol_name( |
| 61 | const struct lttng_event_rule *rule); |
| 62 | |
| 63 | #endif /* LTTNG_EVENT_RULE_KPROBE_INTERNAL_H */ |