| 1 | /* |
| 2 | * Copyright (C) 2018 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.1-only |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #include <lttng/event-internal.h> |
| 9 | #include <common/error.h> |
| 10 | |
| 11 | LTTNG_HIDDEN |
| 12 | struct lttng_event *lttng_event_copy(const struct lttng_event *event) |
| 13 | { |
| 14 | struct lttng_event *new_event; |
| 15 | struct lttng_event_extended *new_event_extended; |
| 16 | |
| 17 | new_event = zmalloc(sizeof(*event)); |
| 18 | if (!new_event) { |
| 19 | PERROR("Error allocating event structure"); |
| 20 | goto end; |
| 21 | } |
| 22 | |
| 23 | /* Copy the content of the old event. */ |
| 24 | memcpy(new_event, event, sizeof(*event)); |
| 25 | |
| 26 | /* |
| 27 | * We need to create a new extended since the previous pointer is now |
| 28 | * invalid. |
| 29 | */ |
| 30 | new_event_extended = zmalloc(sizeof(*new_event_extended)); |
| 31 | if (!new_event_extended) { |
| 32 | PERROR("Error allocating event extended structure"); |
| 33 | goto error; |
| 34 | } |
| 35 | |
| 36 | new_event->extended.ptr = new_event_extended; |
| 37 | end: |
| 38 | return new_event; |
| 39 | error: |
| 40 | free(new_event); |
| 41 | new_event = NULL; |
| 42 | goto end; |
| 43 | } |