2 * SPDX-License-Identifier: MIT
4 * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
5 * Copyright 2015 Jérémie Galarneau <jeremie.galarneau@efficios.com>
8 #define BT_LOG_TAG "LIB/COMPONENT-SOURCE"
9 #include "lib/logging.h"
11 #include "common/assert.h"
12 #include "lib/assert-cond.h"
13 #include "compat/compiler.h"
14 #include <babeltrace2/graph/self-component.h>
15 #include <babeltrace2/graph/component.h>
16 #include <babeltrace2/graph/graph.h>
18 #include "component-source.h"
19 #include "component.h"
21 #include "message/iterator.h"
22 #include "lib/func-status.h"
24 void bt_component_source_destroy(
25 struct bt_component
*component
__attribute__((unused
)))
29 struct bt_component
*bt_component_source_create(void)
31 struct bt_component_source
*source
= NULL
;
33 source
= g_new0(struct bt_component_source
, 1);
35 BT_LIB_LOGE_APPEND_CAUSE(
36 "Failed to allocate one source component.");
41 return (void *) source
;
45 const bt_component_class_source
*
46 bt_component_source_borrow_class_const(
47 const bt_component_source
*component
)
49 struct bt_component_class
*cls
;
51 BT_ASSERT_PRE_DEV_COMP_NON_NULL(component
);
53 cls
= component
->parent
.class;
56 BT_ASSERT_DBG(cls
->type
== BT_COMPONENT_CLASS_TYPE_SOURCE
);
58 return (bt_component_class_source
*) cls
;
62 uint64_t bt_component_source_get_output_port_count(
63 const struct bt_component_source
*comp
)
65 /* bt_component_get_output_port_count() checks preconditions */
66 return bt_component_get_output_port_count((void *) comp
, __func__
);
70 const struct bt_port_output
*
71 bt_component_source_borrow_output_port_by_name_const(
72 const struct bt_component_source
*comp
, const char *name
)
75 * bt_component_borrow_output_port_by_name() logs details/errors
76 * and checks preconditions.
78 return bt_component_borrow_output_port_by_name((void *) comp
, name
,
83 struct bt_self_component_port_output
*
84 bt_self_component_source_borrow_output_port_by_name(
85 struct bt_self_component_source
*comp
, const char *name
)
88 * bt_component_borrow_output_port_by_name() logs details/errors
89 * and checks preconditions.
91 return (void *) bt_component_borrow_output_port_by_name(
92 (void *) comp
, name
, __func__
);
96 const struct bt_port_output
*
97 bt_component_source_borrow_output_port_by_index_const(
98 const struct bt_component_source
*comp
, uint64_t index
)
101 * bt_component_borrow_output_port_by_index() logs
102 * details/errors and checks preconditions.
104 return bt_component_borrow_output_port_by_index((void *) comp
, index
,
109 struct bt_self_component_port_output
*
110 bt_self_component_source_borrow_output_port_by_index(
111 struct bt_self_component_source
*comp
, uint64_t index
)
114 * bt_component_borrow_output_port_by_index() logs
115 * details/errors and checks preconditions.
117 return (void *) bt_component_borrow_output_port_by_index(
118 (void *) comp
, index
, __func__
);
122 enum bt_self_component_add_port_status
bt_self_component_source_add_output_port(
123 struct bt_self_component_source
*self_comp
,
124 const char *name
, void *user_data
,
125 struct bt_self_component_port_output
**self_port
)
127 struct bt_component
*comp
= (void *) self_comp
;
128 enum bt_self_component_add_port_status status
;
129 struct bt_port
*port
= NULL
;
132 * bt_component_add_output_port() logs details/errors and checks
135 status
= bt_component_add_output_port(comp
, name
, user_data
, &port
,
137 if (status
!= BT_FUNC_STATUS_OK
) {
142 /* Move reference to user */
143 *self_port
= (void *) port
;
147 bt_object_put_ref(port
);
152 void bt_component_source_get_ref(
153 const struct bt_component_source
*component_source
)
155 bt_object_get_ref(component_source
);
159 void bt_component_source_put_ref(
160 const struct bt_component_source
*component_source
)
162 bt_object_put_ref(component_source
);