+++ /dev/null
-/*
- * clock.c
- *
- * Babeltrace CTF IR - Clock
- *
- * Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
- * Copyright 2017 Philippe Proulx <pproulx@efficios.com>
- *
- * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include <babeltrace/ctf-writer/clock-internal.h>
-#include <babeltrace/ctf-ir/clock-class.h>
-#include <babeltrace/ctf-ir/clock-class-internal.h>
-#include <babeltrace/ctf-ir/utils.h>
-#include <babeltrace/ref.h>
-#include <babeltrace/object-internal.h>
-#include <babeltrace/compiler.h>
-#include <inttypes.h>
-
-static
-void bt_ctf_clock_destroy(struct bt_object *obj);
-
-struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
-{
- struct bt_ctf_clock *clock = NULL;
-
- if (!name) {
- goto error;
- }
-
- clock = g_new0(struct bt_ctf_clock, 1);
-
- if (!clock) {
- goto error;
- }
-
- bt_object_init(clock, bt_ctf_clock_destroy);
- clock->value = 0;
- clock->clock_class = bt_ctf_clock_class_create(name);
- if (!clock->clock_class) {
- goto error;
- }
- return clock;
-
-error:
- BT_PUT(clock);
- return clock;
-}
-
-const char *bt_ctf_clock_get_name(struct bt_ctf_clock *clock)
-{
- const char *name = NULL;
-
- if (clock) {
- name = bt_ctf_clock_class_get_name(clock->clock_class);
- }
-
- return name;
-}
-
-const char *bt_ctf_clock_get_description(struct bt_ctf_clock *clock)
-{
- const char *description = NULL;
-
- if (clock) {
- description = bt_ctf_clock_class_get_description(
- clock->clock_class);
- }
-
- return description;
-}
-
-int bt_ctf_clock_set_description(struct bt_ctf_clock *clock, const char *desc)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_description(clock->clock_class,
- desc);
- }
-
- return ret;
-}
-
-uint64_t bt_ctf_clock_get_frequency(struct bt_ctf_clock *clock)
-{
- uint64_t freq = -1ULL;
-
- if (clock) {
- freq = bt_ctf_clock_class_get_frequency(clock->clock_class);
- }
-
- return freq;
-}
-
-int bt_ctf_clock_set_frequency(struct bt_ctf_clock *clock, uint64_t freq)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_frequency(clock->clock_class,
- freq);
- }
-
- return ret;
-}
-
-uint64_t bt_ctf_clock_get_precision(struct bt_ctf_clock *clock)
-{
- uint64_t precision = -1ULL;
-
- if (clock) {
- precision = bt_ctf_clock_class_get_precision(
- clock->clock_class);
- }
-
- return precision;
-}
-
-int bt_ctf_clock_set_precision(struct bt_ctf_clock *clock, uint64_t precision)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_precision(clock->clock_class,
- precision);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_get_offset_s(struct bt_ctf_clock *clock, int64_t *offset_s)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_get_offset_s(clock->clock_class,
- offset_s);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_set_offset_s(struct bt_ctf_clock *clock, int64_t offset_s)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_offset_s(clock->clock_class,
- offset_s);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_get_offset(struct bt_ctf_clock *clock, int64_t *offset)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_get_offset_cycles(clock->clock_class,
- offset);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_set_offset(struct bt_ctf_clock *clock, int64_t offset)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_offset_cycles(clock->clock_class,
- offset);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_get_is_absolute(struct bt_ctf_clock *clock)
-{
- int is_absolute = -1;
-
- if (clock) {
- is_absolute = bt_ctf_clock_class_get_is_absolute(
- clock->clock_class);
- }
-
- return is_absolute;
-}
-
-int bt_ctf_clock_set_is_absolute(struct bt_ctf_clock *clock, int is_absolute)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_is_absolute(clock->clock_class,
- is_absolute);
- }
-
- return ret;
-}
-
-const unsigned char *bt_ctf_clock_get_uuid(struct bt_ctf_clock *clock)
-{
- const unsigned char *uuid = NULL;
-
- if (clock) {
- uuid = bt_ctf_clock_class_get_uuid(clock->clock_class);
- }
-
- return uuid;
-}
-
-int bt_ctf_clock_set_uuid(struct bt_ctf_clock *clock, const unsigned char *uuid)
-{
- int ret = -1;
-
- if (clock) {
- ret = bt_ctf_clock_class_set_uuid(clock->clock_class, uuid);
- }
-
- return ret;
-}
-
-int bt_ctf_clock_set_time(struct bt_ctf_clock *clock, int64_t time)
-{
- int ret = 0;
- int64_t value;
-
- if (!clock) {
- ret = -1;
- goto end;
- }
-
- /* Common case where cycles are actually nanoseconds */
- if (clock->clock_class->frequency == 1000000000) {
- value = time;
- } else {
- value = (uint64_t) (((double) time *
- (double) clock->clock_class->frequency) / 1e9);
- }
-
- if (clock->value > value) {
- /* Timestamps must be strictly monotonic. */
- ret = -1;
- goto end;
- }
-
- clock->value = value;
-end:
- return ret;
-}
-
-void bt_ctf_clock_get(struct bt_ctf_clock *clock)
-{
- bt_get(clock);
-}
-
-void bt_ctf_clock_put(struct bt_ctf_clock *clock)
-{
- bt_put(clock);
-}
-
-BT_HIDDEN
-int bt_ctf_clock_get_value(struct bt_ctf_clock *clock, uint64_t *value)
-{
- int ret = 0;
-
- if (!clock || !value) {
- ret = -1;
- goto end;
- }
-
- *value = clock->value;
-end:
- return ret;
-}
-
-static
-void bt_ctf_clock_destroy(struct bt_object *obj)
-{
- struct bt_ctf_clock *clock;
-
- clock = container_of(obj, struct bt_ctf_clock, base);
- bt_put(clock->clock_class);
- g_free(clock);
-}
projects / babeltrace.git / blobdiff