| 1 | /* |
| 2 | * Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com> |
| 3 | * |
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 5 | * of this software and associated documentation files (the "Software"), to deal |
| 6 | * in the Software without restriction, including without limitation the rights |
| 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 8 | * copies of the Software, and to permit persons to whom the Software is |
| 9 | * furnished to do so, subject to the following conditions: |
| 10 | * |
| 11 | * The above copyright notice and this permission notice shall be included in |
| 12 | * all copies or substantial portions of the Software. |
| 13 | * |
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 17 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 20 | * SOFTWARE. |
| 21 | */ |
| 22 | |
| 23 | #define BT_LOG_TAG "MSG-INACTIVITY" |
| 24 | #include <babeltrace/lib-logging-internal.h> |
| 25 | |
| 26 | #include <babeltrace/assert-pre-internal.h> |
| 27 | #include <babeltrace/object-internal.h> |
| 28 | #include <babeltrace/compiler-internal.h> |
| 29 | #include <babeltrace/trace-ir/clock-class.h> |
| 30 | #include <babeltrace/trace-ir/clock-snapshot-internal.h> |
| 31 | #include <babeltrace/graph/message-internal.h> |
| 32 | #include <babeltrace/graph/message-inactivity-const.h> |
| 33 | #include <babeltrace/graph/message-inactivity.h> |
| 34 | #include <babeltrace/graph/message-inactivity-internal.h> |
| 35 | |
| 36 | static |
| 37 | void bt_message_inactivity_destroy(struct bt_object *obj) |
| 38 | { |
| 39 | struct bt_message_inactivity *message = |
| 40 | (struct bt_message_inactivity *) obj; |
| 41 | |
| 42 | BT_LIB_LOGD("Destroying inactivity message: %!+n", message); |
| 43 | |
| 44 | if (message->default_cs) { |
| 45 | bt_clock_snapshot_recycle(message->default_cs); |
| 46 | message->default_cs = NULL; |
| 47 | } |
| 48 | |
| 49 | g_free(message); |
| 50 | } |
| 51 | |
| 52 | struct bt_message *bt_message_inactivity_create( |
| 53 | struct bt_self_message_iterator *self_msg_iter, |
| 54 | const struct bt_clock_class *default_clock_class, |
| 55 | uint64_t value_cycles) |
| 56 | { |
| 57 | struct bt_self_component_port_input_message_iterator *msg_iter = |
| 58 | (void *) self_msg_iter; |
| 59 | struct bt_message_inactivity *message; |
| 60 | struct bt_message *ret_msg = NULL; |
| 61 | |
| 62 | BT_ASSERT_PRE_NON_NULL(msg_iter, "Message iterator"); |
| 63 | BT_ASSERT_PRE_NON_NULL(default_clock_class, "Default clock class"); |
| 64 | BT_LIB_LOGD("Creating inactivity message object: " |
| 65 | "%![iter-]+i, %![default-cc-]+K, value=%" PRIu64, msg_iter, |
| 66 | default_clock_class, value_cycles); |
| 67 | message = g_new0(struct bt_message_inactivity, 1); |
| 68 | if (!message) { |
| 69 | BT_LOGE_STR("Failed to allocate one inactivity message."); |
| 70 | goto error; |
| 71 | } |
| 72 | bt_message_init(&message->parent, |
| 73 | BT_MESSAGE_TYPE_INACTIVITY, |
| 74 | bt_message_inactivity_destroy, NULL); |
| 75 | ret_msg = &message->parent; |
| 76 | message->default_cs = bt_clock_snapshot_create( |
| 77 | (void *) default_clock_class); |
| 78 | if (!message->default_cs) { |
| 79 | goto error; |
| 80 | } |
| 81 | bt_clock_snapshot_set_raw_value(message->default_cs, value_cycles); |
| 82 | |
| 83 | BT_LIB_LOGD("Created inactivity message object: %!+n", ret_msg); |
| 84 | goto end; |
| 85 | |
| 86 | error: |
| 87 | BT_OBJECT_PUT_REF_AND_RESET(ret_msg); |
| 88 | |
| 89 | end: |
| 90 | return (void *) ret_msg; |
| 91 | } |
| 92 | |
| 93 | extern enum bt_clock_snapshot_state |
| 94 | bt_message_inactivity_borrow_default_clock_snapshot_const( |
| 95 | const bt_message *msg, const bt_clock_snapshot **snapshot) |
| 96 | { |
| 97 | struct bt_message_inactivity *inactivity = (void *) msg; |
| 98 | |
| 99 | BT_ASSERT_PRE_NON_NULL(msg, "Message"); |
| 100 | BT_ASSERT_PRE_NON_NULL(snapshot, "Clock snapshot (output)"); |
| 101 | BT_ASSERT_PRE_MSG_IS_TYPE(msg, BT_MESSAGE_TYPE_INACTIVITY); |
| 102 | *snapshot = inactivity->default_cs; |
| 103 | return BT_CLOCK_SNAPSHOT_STATE_KNOWN; |
| 104 | } |