2 * Copyright 2016-2018 Philippe Proulx <pproulx@efficios.com>
3 * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
5 * Permission is hereby granted, free of charge, to any person obtaining a copy
6 * of this software and associated documentation files (the "Software"), to deal
7 * in the Software without restriction, including without limitation the rights
8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
9 * copies of the Software, and to permit persons to whom the Software is
10 * furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 #define BT_LOG_TAG "FIELD-PATH"
25 #include <babeltrace/lib-logging-internal.h>
27 #include <babeltrace/assert-pre-internal.h>
28 #include <babeltrace/trace-ir/field-class.h>
29 #include <babeltrace/trace-ir/field-class-internal.h>
30 #include <babeltrace/trace-ir/field-path-internal.h>
31 #include <babeltrace/trace-ir/field-path-const.h>
35 #include <babeltrace/assert-internal.h>
39 void destroy_field_path(struct bt_object
*obj
)
41 struct bt_field_path
*field_path
= (struct bt_field_path
*) obj
;
43 BT_ASSERT(field_path
);
44 BT_LIB_LOGD("Destroying field path: %!+P", field_path
);
45 g_array_free(field_path
->items
, TRUE
);
46 field_path
->items
= NULL
;
51 struct bt_field_path
*bt_field_path_create(void)
53 struct bt_field_path
*field_path
= NULL
;
55 BT_LOGD_STR("Creating empty field path object.");
57 field_path
= g_new0(struct bt_field_path
, 1);
59 BT_LOGE_STR("Failed to allocate one field path.");
63 bt_object_init_shared(&field_path
->base
, destroy_field_path
);
64 field_path
->items
= g_array_new(FALSE
, FALSE
,
65 sizeof(struct bt_field_path_item
));
66 if (!field_path
->items
) {
67 BT_LOGE_STR("Failed to allocate a GArray.");
71 BT_LIB_LOGD("Created empty field path object: %!+P", field_path
);
75 BT_OBJECT_PUT_REF_AND_RESET(field_path
);
81 enum bt_scope
bt_field_path_get_root_scope(
82 const struct bt_field_path
*field_path
)
84 BT_ASSERT_PRE_NON_NULL(field_path
, "Field path");
85 return field_path
->root
;
88 uint64_t bt_field_path_get_item_count(const struct bt_field_path
*field_path
)
90 BT_ASSERT_PRE_NON_NULL(field_path
, "Field path");
91 return (uint64_t) field_path
->items
->len
;
94 const struct bt_field_path_item
*bt_field_path_borrow_item_by_index_const(
95 const struct bt_field_path
*field_path
, uint64_t index
)
97 BT_ASSERT_PRE_NON_NULL(field_path
, "Field path");
98 BT_ASSERT_PRE_VALID_INDEX(index
, field_path
->items
->len
);
99 return bt_field_path_borrow_item_by_index_inline(field_path
, index
);
102 enum bt_field_path_item_type
bt_field_path_item_get_type(
103 const struct bt_field_path_item
*field_path_item
)
105 BT_ASSERT_PRE_NON_NULL(field_path_item
, "Field path item");
106 return field_path_item
->type
;
109 uint64_t bt_field_path_item_index_get_index(
110 const struct bt_field_path_item
*field_path_item
)
112 BT_ASSERT_PRE_NON_NULL(field_path_item
, "Field path item");
113 BT_ASSERT_PRE(field_path_item
->type
== BT_FIELD_PATH_ITEM_TYPE_INDEX
,
114 "Field path item is not an index field path item: "
115 "addr=%p, type=%s", field_path_item
,
116 bt_field_path_item_type_string(field_path_item
->type
));
117 return field_path_item
->index
;
120 void bt_field_path_get_ref(const struct bt_field_path
*field_path
)
122 bt_object_get_ref(field_path
);
125 void bt_field_path_put_ref(const struct bt_field_path
*field_path
)
127 bt_object_put_ref(field_path
);