Commit | Line | Data |
---|---|---|
b011f6b0 | 1 | /* |
0235b0db MJ |
2 | * SPDX-License-Identifier: MIT |
3 | * | |
e2f7325d | 4 | * Copyright 2016-2018 Philippe Proulx <pproulx@efficios.com> |
b011f6b0 | 5 | * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
b011f6b0 PP |
6 | */ |
7 | ||
350ad6c1 | 8 | #define BT_LOG_TAG "LIB/FIELD-PATH" |
c2d9d9cf | 9 | #include "lib/logging.h" |
1e6cfa95 | 10 | |
d98421f2 | 11 | #include "lib/assert-cond.h" |
3fadfbc0 | 12 | #include <babeltrace2/trace-ir/field-class.h> |
43c59509 | 13 | #include <babeltrace2/trace-ir/field-path.h> |
b011f6b0 | 14 | #include <limits.h> |
544d0515 | 15 | #include <stdint.h> |
1e6cfa95 | 16 | #include <inttypes.h> |
578e048b | 17 | #include "common/assert.h" |
b011f6b0 PP |
18 | #include <glib.h> |
19 | ||
578e048b MJ |
20 | #include "field-class.h" |
21 | #include "field-path.h" | |
22 | ||
b011f6b0 | 23 | static |
44c440bc | 24 | void destroy_field_path(struct bt_object *obj) |
b011f6b0 | 25 | { |
50842bdc | 26 | struct bt_field_path *field_path = (struct bt_field_path *) obj; |
b011f6b0 | 27 | |
44c440bc PP |
28 | BT_ASSERT(field_path); |
29 | BT_LIB_LOGD("Destroying field path: %!+P", field_path); | |
66ddcddf PP |
30 | g_array_free(field_path->items, TRUE); |
31 | field_path->items = NULL; | |
b011f6b0 PP |
32 | g_free(field_path); |
33 | } | |
34 | ||
50842bdc | 35 | struct bt_field_path *bt_field_path_create(void) |
b011f6b0 | 36 | { |
50842bdc | 37 | struct bt_field_path *field_path = NULL; |
b011f6b0 | 38 | |
1e6cfa95 PP |
39 | BT_LOGD_STR("Creating empty field path object."); |
40 | ||
50842bdc | 41 | field_path = g_new0(struct bt_field_path, 1); |
b011f6b0 | 42 | if (!field_path) { |
870631a2 | 43 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one field path."); |
b011f6b0 PP |
44 | goto error; |
45 | } | |
46 | ||
44c440bc | 47 | bt_object_init_shared(&field_path->base, destroy_field_path); |
66ddcddf PP |
48 | field_path->items = g_array_new(FALSE, FALSE, |
49 | sizeof(struct bt_field_path_item)); | |
50 | if (!field_path->items) { | |
870631a2 | 51 | BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate a GArray."); |
b011f6b0 PP |
52 | goto error; |
53 | } | |
54 | ||
44c440bc PP |
55 | BT_LIB_LOGD("Created empty field path object: %!+P", field_path); |
56 | goto end; | |
b011f6b0 PP |
57 | |
58 | error: | |
65300d60 | 59 | BT_OBJECT_PUT_REF_AND_RESET(field_path); |
b011f6b0 | 60 | |
b011f6b0 | 61 | end: |
44c440bc | 62 | return field_path; |
b011f6b0 PP |
63 | } |
64 | ||
1353b066 | 65 | BT_EXPORT |
e7ceb9df | 66 | enum bt_field_path_scope bt_field_path_get_root_scope( |
40f4ba76 | 67 | const struct bt_field_path *field_path) |
b011f6b0 | 68 | { |
d5b13b9b | 69 | BT_ASSERT_PRE_DEV_FP_NON_NULL(field_path); |
44c440bc | 70 | return field_path->root; |
b011f6b0 PP |
71 | } |
72 | ||
1353b066 | 73 | BT_EXPORT |
66ddcddf | 74 | uint64_t bt_field_path_get_item_count(const struct bt_field_path *field_path) |
b011f6b0 | 75 | { |
d5b13b9b | 76 | BT_ASSERT_PRE_DEV_FP_NON_NULL(field_path); |
66ddcddf | 77 | return (uint64_t) field_path->items->len; |
b011f6b0 PP |
78 | } |
79 | ||
1353b066 | 80 | BT_EXPORT |
66ddcddf | 81 | const struct bt_field_path_item *bt_field_path_borrow_item_by_index_const( |
40f4ba76 | 82 | const struct bt_field_path *field_path, uint64_t index) |
b011f6b0 | 83 | { |
d5b13b9b | 84 | BT_ASSERT_PRE_DEV_FP_NON_NULL(field_path); |
bdb288b3 | 85 | BT_ASSERT_PRE_DEV_VALID_INDEX(index, field_path->items->len); |
66ddcddf PP |
86 | return bt_field_path_borrow_item_by_index_inline(field_path, index); |
87 | } | |
88 | ||
1353b066 | 89 | BT_EXPORT |
66ddcddf PP |
90 | enum bt_field_path_item_type bt_field_path_item_get_type( |
91 | const struct bt_field_path_item *field_path_item) | |
92 | { | |
1778c2a4 PP |
93 | BT_ASSERT_PRE_DEV_NON_NULL("field-path-item", field_path_item, |
94 | "Field path item"); | |
66ddcddf PP |
95 | return field_path_item->type; |
96 | } | |
97 | ||
1353b066 | 98 | BT_EXPORT |
66ddcddf PP |
99 | uint64_t bt_field_path_item_index_get_index( |
100 | const struct bt_field_path_item *field_path_item) | |
101 | { | |
1778c2a4 PP |
102 | BT_ASSERT_PRE_DEV_NON_NULL("field-path-item", field_path_item, |
103 | "Field path item"); | |
104 | BT_ASSERT_PRE_DEV("is-index-field-path-item", | |
105 | field_path_item->type == BT_FIELD_PATH_ITEM_TYPE_INDEX, | |
66ddcddf PP |
106 | "Field path item is not an index field path item: " |
107 | "addr=%p, type=%s", field_path_item, | |
108 | bt_field_path_item_type_string(field_path_item->type)); | |
109 | return field_path_item->index; | |
b011f6b0 | 110 | } |
c5b9b441 | 111 | |
1353b066 | 112 | BT_EXPORT |
c5b9b441 PP |
113 | void bt_field_path_get_ref(const struct bt_field_path *field_path) |
114 | { | |
115 | bt_object_get_ref(field_path); | |
116 | } | |
117 | ||
1353b066 | 118 | BT_EXPORT |
c5b9b441 PP |
119 | void bt_field_path_put_ref(const struct bt_field_path *field_path) |
120 | { | |
121 | bt_object_put_ref(field_path); | |
122 | } |