| 1 | #ifndef BABELTRACE_CTF_IR_STREAM_INTERNAL_H |
| 2 | #define BABELTRACE_CTF_IR_STREAM_INTERNAL_H |
| 3 | |
| 4 | /* |
| 5 | * BabelTrace - CTF Writer: Stream internal |
| 6 | * |
| 7 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 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/assert-pre-internal.h> |
| 31 | #include <babeltrace/assert-internal.h> |
| 32 | #include <babeltrace/ctf-ir/stream.h> |
| 33 | #include <babeltrace/ctf-ir/utils-internal.h> |
| 34 | #include <babeltrace/object-internal.h> |
| 35 | #include <babeltrace/babeltrace-internal.h> |
| 36 | #include <glib.h> |
| 37 | |
| 38 | struct bt_stream_class; |
| 39 | struct bt_stream_common; |
| 40 | |
| 41 | typedef void (*bt_stream_common_destroy_listener_func)( |
| 42 | struct bt_stream_common *stream, void *data); |
| 43 | |
| 44 | struct bt_stream_common_destroy_listener { |
| 45 | bt_stream_common_destroy_listener_func func; |
| 46 | void *data; |
| 47 | }; |
| 48 | |
| 49 | struct bt_stream_common { |
| 50 | struct bt_object base; |
| 51 | int64_t id; |
| 52 | struct bt_stream_class_common *stream_class; |
| 53 | GString *name; |
| 54 | |
| 55 | /* Array of struct bt_stream_common_destroy_listener */ |
| 56 | GArray *destroy_listeners; |
| 57 | }; |
| 58 | |
| 59 | struct bt_stream { |
| 60 | struct bt_stream_common common; |
| 61 | }; |
| 62 | |
| 63 | BT_HIDDEN |
| 64 | void bt_stream_common_add_destroy_listener(struct bt_stream_common *stream, |
| 65 | bt_stream_common_destroy_listener_func func, void *data); |
| 66 | |
| 67 | BT_HIDDEN |
| 68 | void bt_stream_common_remove_destroy_listener(struct bt_stream_common *stream, |
| 69 | bt_stream_common_destroy_listener_func func, void *data); |
| 70 | |
| 71 | BT_HIDDEN |
| 72 | int bt_stream_common_initialize( |
| 73 | struct bt_stream_common *stream, |
| 74 | struct bt_stream_class_common *stream_class, const char *name, |
| 75 | uint64_t id, bt_object_release_func release_func); |
| 76 | |
| 77 | BT_HIDDEN |
| 78 | void bt_stream_common_finalize(struct bt_stream_common *stream); |
| 79 | |
| 80 | static inline |
| 81 | struct bt_stream_class_common *bt_stream_common_borrow_class( |
| 82 | struct bt_stream_common *stream) |
| 83 | { |
| 84 | BT_ASSERT(stream); |
| 85 | return stream->stream_class; |
| 86 | } |
| 87 | |
| 88 | static inline |
| 89 | const char *bt_stream_common_get_name(struct bt_stream_common *stream) |
| 90 | { |
| 91 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); |
| 92 | return stream->name ? stream->name->str : NULL; |
| 93 | } |
| 94 | |
| 95 | static inline |
| 96 | int64_t bt_stream_common_get_id(struct bt_stream_common *stream) |
| 97 | { |
| 98 | int64_t ret; |
| 99 | |
| 100 | BT_ASSERT_PRE_NON_NULL(stream, "Stream"); |
| 101 | ret = stream->id; |
| 102 | if (ret < 0) { |
| 103 | BT_LOGV("Stream's ID is not set: addr=%p, name=\"%s\"", |
| 104 | stream, bt_stream_common_get_name(stream)); |
| 105 | } |
| 106 | |
| 107 | return ret; |
| 108 | } |
| 109 | |
| 110 | #endif /* BABELTRACE_CTF_IR_STREAM_INTERNAL_H */ |