| 1 | #ifndef BABELTRACE_CTF_IR_FIELD_PATH_INTERNAL |
| 2 | #define BABELTRACE_CTF_IR_FIELD_PATH_INTERNAL |
| 3 | |
| 4 | /* |
| 5 | * BabelTrace - CTF IR: Field path |
| 6 | * |
| 7 | * Copyright 2016 Philippe Proulx <pproulx@efficios.com> |
| 8 | * |
| 9 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 10 | * of this software and associated documentation files (the "Software"), to deal |
| 11 | * in the Software without restriction, including without limitation the rights |
| 12 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 13 | * copies of the Software, and to permit persons to whom the Software is |
| 14 | * furnished to do so, subject to the following conditions: |
| 15 | * |
| 16 | * The above copyright notice and this permission notice shall be included in |
| 17 | * all copies or substantial portions of the Software. |
| 18 | * |
| 19 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 20 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 21 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 22 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 23 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 24 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 25 | * SOFTWARE. |
| 26 | * |
| 27 | * The Common Trace Format (CTF) Specification is available at |
| 28 | * http://www.efficios.com/ctf |
| 29 | */ |
| 30 | |
| 31 | #include <babeltrace/object-internal.h> |
| 32 | #include <babeltrace/assert-internal.h> |
| 33 | #include <glib.h> |
| 34 | |
| 35 | struct bt_field_path { |
| 36 | struct bt_object base; |
| 37 | enum bt_scope root; |
| 38 | |
| 39 | /* |
| 40 | * Array of integers (int) indicating the index in either |
| 41 | * structures, variants, arrays, or sequences that make up |
| 42 | * the path to a field type. -1 means the "current element |
| 43 | * of an array or sequence type". |
| 44 | */ |
| 45 | GArray *indexes; |
| 46 | }; |
| 47 | |
| 48 | BT_HIDDEN |
| 49 | struct bt_field_path *bt_field_path_create(void); |
| 50 | |
| 51 | BT_HIDDEN |
| 52 | void bt_field_path_clear(struct bt_field_path *field_path); |
| 53 | |
| 54 | BT_HIDDEN |
| 55 | struct bt_field_path *bt_field_path_copy( |
| 56 | struct bt_field_path *path); |
| 57 | |
| 58 | static inline |
| 59 | GString *bt_field_path_string(struct bt_field_path *path) |
| 60 | { |
| 61 | GString *str = g_string_new(NULL); |
| 62 | size_t i; |
| 63 | |
| 64 | BT_ASSERT(path); |
| 65 | |
| 66 | if (!str) { |
| 67 | goto end; |
| 68 | } |
| 69 | |
| 70 | g_string_append_printf(str, "[%s", bt_scope_string(path->root)); |
| 71 | |
| 72 | for (i = 0; i < path->indexes->len; i++) { |
| 73 | int index = g_array_index(path->indexes, int, i); |
| 74 | |
| 75 | g_string_append_printf(str, ", %d", index); |
| 76 | } |
| 77 | |
| 78 | g_string_append(str, "]"); |
| 79 | |
| 80 | end: |
| 81 | return str; |
| 82 | } |
| 83 | |
| 84 | #endif /* BABELTRACE_CTF_IR_FIELD_PATH_INTERNAL */ |