| 1 | /* |
| 2 | * Copyright (C) 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * SPDX-License-Identifier: LGPL-2.1-only |
| 5 | * |
| 6 | */ |
| 7 | |
| 8 | #ifndef LTTNG_CHANNEL_INTERNAL_H |
| 9 | #define LTTNG_CHANNEL_INTERNAL_H |
| 10 | |
| 11 | #include <common/macros.h> |
| 12 | #include <lttng/channel.h> |
| 13 | #include <lttng/lttng-error.h> |
| 14 | |
| 15 | struct lttng_dynamic_buffer; |
| 16 | struct lttng_buffer_view; |
| 17 | |
| 18 | struct lttng_channel_extended { |
| 19 | uint64_t discarded_events; |
| 20 | uint64_t lost_packets; |
| 21 | uint64_t monitor_timer_interval; |
| 22 | int64_t blocking_timeout; |
| 23 | } LTTNG_PACKED; |
| 24 | |
| 25 | struct lttng_channel_comm { |
| 26 | /* Includes terminator `\0`. */ |
| 27 | uint32_t name_len; |
| 28 | uint8_t enabled; |
| 29 | |
| 30 | /* attr */ |
| 31 | int8_t overwrite; |
| 32 | uint64_t subbuf_size; |
| 33 | uint64_t num_subbuf; |
| 34 | uint32_t switch_timer_interval; |
| 35 | uint32_t read_timer_interval; |
| 36 | uint8_t output; |
| 37 | uint64_t tracefile_size; |
| 38 | uint64_t tracefile_count; |
| 39 | uint32_t live_timer_interval; |
| 40 | |
| 41 | /* Extended struct */ |
| 42 | uint64_t discarded_events; |
| 43 | uint64_t lost_packets; |
| 44 | uint64_t monitor_timer_interval; |
| 45 | int64_t blocking_timeout; |
| 46 | } LTTNG_PACKED; |
| 47 | |
| 48 | struct lttng_channel *lttng_channel_create_internal(void); |
| 49 | |
| 50 | struct lttng_channel *lttng_channel_copy(const struct lttng_channel *src); |
| 51 | |
| 52 | ssize_t lttng_channel_create_from_buffer(const struct lttng_buffer_view *view, |
| 53 | struct lttng_channel **event); |
| 54 | |
| 55 | int lttng_channel_serialize(struct lttng_channel *channel, |
| 56 | struct lttng_dynamic_buffer *buf); |
| 57 | |
| 58 | void lttng_channel_set_default_extended_attr(struct lttng_domain *domain, |
| 59 | struct lttng_channel_extended *extended_attr); |
| 60 | |
| 61 | enum lttng_error_code lttng_channels_create_and_flatten_from_buffer( |
| 62 | const struct lttng_buffer_view *view, |
| 63 | unsigned int count, |
| 64 | struct lttng_channel **channels); |
| 65 | |
| 66 | #endif /* LTTNG_CHANNEL_INTERNAL_H */ |