| 1 | #ifndef BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H |
| 2 | #define BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H |
| 3 | |
| 4 | /* |
| 5 | * BabelTrace - CTF Writer: Stream internal |
| 6 | * |
| 7 | * Copyright 2013 EfficiOS Inc. |
| 8 | * |
| 9 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 10 | * |
| 11 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 12 | * of this software and associated documentation files (the "Software"), to deal |
| 13 | * in the Software without restriction, including without limitation the rights |
| 14 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 15 | * copies of the Software, and to permit persons to whom the Software is |
| 16 | * furnished to do so, subject to the following conditions: |
| 17 | * |
| 18 | * The above copyright notice and this permission notice shall be included in |
| 19 | * all copies or substantial portions of the Software. |
| 20 | * |
| 21 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 22 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 23 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 24 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 25 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 26 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 27 | * SOFTWARE. |
| 28 | */ |
| 29 | |
| 30 | #include <babeltrace/ctf-writer/ref-internal.h> |
| 31 | #include <babeltrace/ctf-writer/clock.h> |
| 32 | #include <babeltrace/ctf-writer/event-fields.h> |
| 33 | #include <babeltrace/ctf-writer/event-types.h> |
| 34 | #include <babeltrace/babeltrace-internal.h> |
| 35 | #include <babeltrace/ctf/types.h> |
| 36 | #include <glib.h> |
| 37 | |
| 38 | typedef void(*flush_func)(struct bt_ctf_stream *, void *); |
| 39 | |
| 40 | struct bt_ctf_stream_class { |
| 41 | struct bt_ctf_ref ref_count; |
| 42 | GString *name; |
| 43 | struct bt_ctf_clock *clock; |
| 44 | GPtrArray *event_classes; /* Array of pointers to bt_ctf_event_class */ |
| 45 | int id_set; |
| 46 | uint32_t id; |
| 47 | uint32_t next_event_id; |
| 48 | uint32_t next_stream_id; |
| 49 | struct bt_ctf_field_type *event_header_type; |
| 50 | struct bt_ctf_field *event_header; |
| 51 | struct bt_ctf_field_type *packet_context_type; |
| 52 | struct bt_ctf_field *packet_context; |
| 53 | struct bt_ctf_field_type *event_context_type; |
| 54 | struct bt_ctf_field *event_context; |
| 55 | int frozen; |
| 56 | }; |
| 57 | |
| 58 | struct flush_callback { |
| 59 | flush_func func; |
| 60 | void *data; |
| 61 | }; |
| 62 | |
| 63 | struct bt_ctf_stream { |
| 64 | struct bt_ctf_ref ref_count; |
| 65 | uint32_t id; |
| 66 | struct bt_ctf_stream_class *stream_class; |
| 67 | struct flush_callback flush; |
| 68 | /* Array of pointers to bt_ctf_event for the current packet */ |
| 69 | GPtrArray *events; |
| 70 | struct ctf_stream_pos pos; |
| 71 | unsigned int flushed_packet_count; |
| 72 | uint64_t events_discarded; |
| 73 | }; |
| 74 | |
| 75 | BT_HIDDEN |
| 76 | void bt_ctf_stream_class_freeze(struct bt_ctf_stream_class *stream_class); |
| 77 | |
| 78 | BT_HIDDEN |
| 79 | int bt_ctf_stream_class_set_id(struct bt_ctf_stream_class *stream_class, |
| 80 | uint32_t id); |
| 81 | |
| 82 | BT_HIDDEN |
| 83 | int bt_ctf_stream_class_serialize(struct bt_ctf_stream_class *stream_class, |
| 84 | struct metadata_context *context); |
| 85 | |
| 86 | BT_HIDDEN |
| 87 | int bt_ctf_stream_class_set_byte_order(struct bt_ctf_stream_class *stream_class, |
| 88 | enum bt_ctf_byte_order byte_order); |
| 89 | |
| 90 | BT_HIDDEN |
| 91 | struct bt_ctf_stream *bt_ctf_stream_create( |
| 92 | struct bt_ctf_stream_class *stream_class); |
| 93 | |
| 94 | BT_HIDDEN |
| 95 | int bt_ctf_stream_set_flush_callback(struct bt_ctf_stream *stream, |
| 96 | flush_func callback, void *data); |
| 97 | |
| 98 | BT_HIDDEN |
| 99 | int bt_ctf_stream_set_fd(struct bt_ctf_stream *stream, int fd); |
| 100 | |
| 101 | #endif /* BABELTRACE_CTF_WRITER_STREAM_INTERNAL_H */ |