| 1 | /* |
| 2 | * The MIT License (MIT) |
| 3 | * |
| 4 | * Copyright (c) 2017 Philippe Proulx <pproulx@efficios.com> |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN |
| 22 | * THE SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | %{ |
| 26 | #include <babeltrace/component/component.h> |
| 27 | #include <babeltrace/component/component-source.h> |
| 28 | #include <babeltrace/component/component-sink.h> |
| 29 | #include <babeltrace/component/component-filter.h> |
| 30 | %} |
| 31 | |
| 32 | /* Types */ |
| 33 | struct bt_component; |
| 34 | |
| 35 | /* Status */ |
| 36 | enum bt_component_status { |
| 37 | BT_COMPONENT_STATUS_OK = 0, |
| 38 | BT_COMPONENT_STATUS_END = 1, |
| 39 | BT_COMPONENT_STATUS_AGAIN = 2, |
| 40 | BT_COMPONENT_STATUS_ERROR = -1, |
| 41 | BT_COMPONENT_STATUS_UNSUPPORTED = -2, |
| 42 | BT_COMPONENT_STATUS_INVALID = -3, |
| 43 | BT_COMPONENT_STATUS_NOMEM = -4, |
| 44 | }; |
| 45 | |
| 46 | /* General functions */ |
| 47 | struct bt_component *bt_component_create_with_init_method_data( |
| 48 | struct bt_component_class *component_class, const char *name, |
| 49 | struct bt_value *params, void *init_method_data); |
| 50 | const char *bt_component_get_name(struct bt_component *component); |
| 51 | struct bt_component_class *bt_component_get_class( |
| 52 | struct bt_component *component); |
| 53 | enum bt_component_class_type bt_component_get_class_type( |
| 54 | struct bt_component *component); |
| 55 | |
| 56 | /* Source component functions */ |
| 57 | struct bt_notification_iterator *bt_component_source_create_notification_iterator_with_init_method_data( |
| 58 | struct bt_component *component, void *init_method_data); |
| 59 | |
| 60 | /* Filter component functions */ |
| 61 | %{ |
| 62 | static struct bt_notification_iterator *bt_component_filter_get_input_iterator_private( |
| 63 | struct bt_component *filter, unsigned int index) |
| 64 | { |
| 65 | struct bt_notification_iterator *iterator = NULL; |
| 66 | |
| 67 | if (bt_component_filter_get_input_iterator(filter, index, &iterator)) { |
| 68 | iterator = NULL; |
| 69 | goto end; |
| 70 | } |
| 71 | |
| 72 | end: |
| 73 | return iterator; |
| 74 | } |
| 75 | %} |
| 76 | |
| 77 | struct bt_notification_iterator *bt_component_filter_create_notification_iterator_with_init_method_data( |
| 78 | struct bt_component *component, void *init_method_data); |
| 79 | enum bt_component_status bt_component_filter_add_iterator( |
| 80 | struct bt_component *component, |
| 81 | struct bt_notification_iterator *iterator); |
| 82 | enum bt_component_status bt_component_filter_set_minimum_input_count( |
| 83 | struct bt_component *filter, unsigned int minimum); |
| 84 | enum bt_component_status bt_component_filter_set_maximum_input_count( |
| 85 | struct bt_component *filter, unsigned int maximum); |
| 86 | enum bt_component_status bt_component_filter_get_input_count( |
| 87 | struct bt_component *filter, unsigned int *OUTPUT); |
| 88 | struct bt_notification_iterator *bt_component_filter_get_input_iterator_private( |
| 89 | struct bt_component *filter, unsigned int index); |
| 90 | |
| 91 | /* Sink component functions */ |
| 92 | %{ |
| 93 | static struct bt_notification_iterator *bt_component_sink_get_input_iterator_private( |
| 94 | struct bt_component *sink, unsigned int index) |
| 95 | { |
| 96 | struct bt_notification_iterator *iterator = NULL; |
| 97 | |
| 98 | if (bt_component_sink_get_input_iterator(sink, index, &iterator)) { |
| 99 | iterator = NULL; |
| 100 | goto end; |
| 101 | } |
| 102 | |
| 103 | end: |
| 104 | return iterator; |
| 105 | } |
| 106 | %} |
| 107 | |
| 108 | enum bt_component_status bt_component_sink_add_iterator( |
| 109 | struct bt_component *component, |
| 110 | struct bt_notification_iterator *iterator); |
| 111 | enum bt_component_status bt_component_sink_consume( |
| 112 | struct bt_component *component); |
| 113 | enum bt_component_status bt_component_sink_set_minimum_input_count( |
| 114 | struct bt_component *sink, unsigned int minimum); |
| 115 | enum bt_component_status bt_component_sink_set_maximum_input_count( |
| 116 | struct bt_component *sink, unsigned int maximum); |
| 117 | enum bt_component_status bt_component_sink_get_input_count( |
| 118 | struct bt_component *sink, unsigned int *OUTPUT); |
| 119 | struct bt_notification_iterator *bt_component_sink_get_input_iterator_private( |
| 120 | struct bt_component *sink, unsigned int index); |