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 "LIB/FIELD-PATH"
25 #include "lib/logging.h"
27 #include "lib/assert-pre.h"
28 #include <babeltrace2/trace-ir/field-class.h>
29 #include <babeltrace2/trace-ir/field-path-const.h>
33 #include "common/assert.h"
36 #include "field-class.h"
37 #include "field-path.h"
40 void destroy_field_path(struct bt_object
*obj
)
42 struct bt_field_path
*field_path
= (struct bt_field_path
*) obj
;
44 BT_ASSERT(field_path
);
45 BT_LIB_LOGD("Destroying field path: %!+P", field_path
);
46 g_array_free(field_path
->items
, TRUE
);
47 field_path
->items
= NULL
;
52 struct bt_field_path
*bt_field_path_create(void)
54 struct bt_field_path
*field_path
= NULL
;
56 BT_LOGD_STR("Creating empty field path object.");
58 field_path
= g_new0(struct bt_field_path
, 1);
60 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one field path.");
64 bt_object_init_shared(&field_path
->base
, destroy_field_path
);
65 field_path
->items
= g_array_new(FALSE
, FALSE
,
66 sizeof(struct bt_field_path_item
));
67 if (!field_path
->items
) {
68 BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GArray.");
72 BT_LIB_LOGD("Created empty field path object: %!+P", field_path
);
76 BT_OBJECT_PUT_REF_AND_RESET(field_path
);
82 enum bt_scope
bt_field_path_get_root_scope(
83 const struct bt_field_path
*field_path
)
85 BT_ASSERT_PRE_DEV_NON_NULL(field_path
, "Field path");
86 return field_path
->root
;
89 uint64_t bt_field_path_get_item_count(const struct bt_field_path
*field_path
)
91 BT_ASSERT_PRE_DEV_NON_NULL(field_path
, "Field path");
92 return (uint64_t) field_path
->items
->len
;
95 const struct bt_field_path_item
*bt_field_path_borrow_item_by_index_const(
96 const struct bt_field_path
*field_path
, uint64_t index
)
98 BT_ASSERT_PRE_DEV_NON_NULL(field_path
, "Field path");
99 BT_ASSERT_PRE_DEV_VALID_INDEX(index
, field_path
->items
->len
);
100 return bt_field_path_borrow_item_by_index_inline(field_path
, index
);
103 enum bt_field_path_item_type
bt_field_path_item_get_type(
104 const struct bt_field_path_item
*field_path_item
)
106 BT_ASSERT_PRE_DEV_NON_NULL(field_path_item
, "Field path item");
107 return field_path_item
->type
;
110 uint64_t bt_field_path_item_index_get_index(
111 const struct bt_field_path_item
*field_path_item
)
113 BT_ASSERT_PRE_DEV_NON_NULL(field_path_item
, "Field path item");
114 BT_ASSERT_PRE_DEV(field_path_item
->type
== BT_FIELD_PATH_ITEM_TYPE_INDEX
,
115 "Field path item is not an index field path item: "
116 "addr=%p, type=%s", field_path_item
,
117 bt_field_path_item_type_string(field_path_item
->type
));
118 return field_path_item
->index
;
121 void bt_field_path_get_ref(const struct bt_field_path
*field_path
)
123 bt_object_get_ref(field_path
);
126 void bt_field_path_put_ref(const struct bt_field_path
*field_path
)
128 bt_object_put_ref(field_path
);