[babeltrace.git] / ctf-writer / clock.c

/*
 * clock.c
 *
 * Babeltrace CTF writer - 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.
 */

#define BT_LOG_TAG "CTF-WRITER-CLOCK"
#include "logging.h"

#include <babeltrace2/assert-internal.h>
#include <babeltrace2/compat/uuid-internal.h>
#include <babeltrace2/compiler-internal.h>
#include <babeltrace2/ctf-writer/clock-class-internal.h>
#include <babeltrace2/ctf-writer/clock-internal.h>
#include <babeltrace2/ctf-writer/utils.h>
#include <babeltrace2/ctf-writer/writer-internal.h>
#include <babeltrace2/ctf-writer/object-internal.h>
#include <babeltrace2/ctf-writer/object.h>
#include <inttypes.h>

static
void bt_ctf_clock_destroy(struct bt_ctf_object *obj);

struct bt_ctf_clock *bt_ctf_clock_create(const char *name)
{
	int ret;
	struct bt_ctf_clock *clock = NULL;
	unsigned char cc_uuid[BABELTRACE_UUID_LEN];

	BT_CTF_ASSERT_PRE_NON_NULL(name, "Name");
	clock = g_new0(struct bt_ctf_clock, 1);
	if (!clock) {
		goto error;
	}

	bt_ctf_object_init_shared(&clock->base, bt_ctf_clock_destroy);
	clock->value = 0;

	/* Pre-2.0.0 backward compatibility: default frequency is 1 GHz */
	clock->clock_class = (void *) bt_ctf_clock_class_create(name, 1000000000);
	if (!clock->clock_class) {
		goto error;
	}

	/* Automatically set clock class's UUID. */
	ret = bt_uuid_generate(cc_uuid);
	if (ret) {
		goto error;
	}

	ret = bt_ctf_clock_class_set_uuid(clock->clock_class, cc_uuid);
	BT_ASSERT(ret == 0);
	return clock;

error:
	BT_CTF_OBJECT_PUT_REF_AND_RESET(clock);
	return clock;
}

const char *bt_ctf_clock_get_name(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_name(clock->clock_class);
}

const char *bt_ctf_clock_get_description(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_description(clock->clock_class);
}

int bt_ctf_clock_set_description(struct bt_ctf_clock *clock, const char *desc)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_description(clock->clock_class,
		desc);
}

uint64_t bt_ctf_clock_get_frequency(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_frequency(clock->clock_class);
}

int bt_ctf_clock_set_frequency(struct bt_ctf_clock *clock, uint64_t freq)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_frequency(clock->clock_class,
		freq);
}

uint64_t bt_ctf_clock_get_precision(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_precision(clock->clock_class);
}

int bt_ctf_clock_set_precision(struct bt_ctf_clock *clock, uint64_t precision)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_precision(clock->clock_class,
		precision);
}

int bt_ctf_clock_get_offset_s(struct bt_ctf_clock *clock, int64_t *offset_s)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_offset_s(clock->clock_class,
		offset_s);
}

int bt_ctf_clock_set_offset_s(struct bt_ctf_clock *clock, int64_t offset_s)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_offset_s(clock->clock_class,
		offset_s);
}

int bt_ctf_clock_get_offset(struct bt_ctf_clock *clock, int64_t *offset)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_offset_cycles(clock->clock_class,
		offset);
}

int bt_ctf_clock_set_offset(struct bt_ctf_clock *clock, int64_t offset)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_offset_cycles(clock->clock_class,
		offset);
}

int bt_ctf_clock_get_is_absolute(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_is_absolute(clock->clock_class);
}

int bt_ctf_clock_set_is_absolute(struct bt_ctf_clock *clock, int is_absolute)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_is_absolute(clock->clock_class,
		is_absolute);
}

const unsigned char *bt_ctf_clock_get_uuid(struct bt_ctf_clock *clock)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_get_uuid(clock->clock_class);
}

int bt_ctf_clock_set_uuid(struct bt_ctf_clock *clock, const unsigned char *uuid)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	return bt_ctf_clock_class_set_uuid(clock->clock_class, uuid);
}

int bt_ctf_clock_set_time(struct bt_ctf_clock *clock, int64_t time)
{
	int64_t value;
	struct bt_ctf_clock_class *cc;

	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	cc = clock->clock_class;

	/* Common case where cycles are actually nanoseconds */
	if (cc->frequency == 1000000000) {
		value = time;
	} else {
		value = (uint64_t) (((double) time *
		        (double) cc->frequency) / 1e9);
	}

	BT_CTF_ASSERT_PRE(clock->value <= value,
		"CTF writer clock value must be updated monotonically: "
		"prev-value=%" PRId64 ", new-value=%" PRId64,
		clock->value, value);
	clock->value = value;
	return 0;
}

BT_HIDDEN
int bt_ctf_clock_get_value(struct bt_ctf_clock *clock, uint64_t *value)
{
	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
	BT_CTF_ASSERT_PRE_NON_NULL(value, "Value");
	*value = clock->value;
	return 0;
}

static
void bt_ctf_clock_destroy(struct bt_ctf_object *obj)
{
	struct bt_ctf_clock *clock;

	clock = container_of(obj, struct bt_ctf_clock, base);
	bt_ctf_object_put_ref(clock->clock_class);
	g_free(clock);
}

BT_HIDDEN
void bt_ctf_clock_class_serialize(struct bt_ctf_clock_class *clock_class,
		struct metadata_context *context)
{
	unsigned char *uuid;

	BT_LOGD("Serializing clock class's metadata: clock-class-addr=%p, "
		"name=\"%s\", metadata-context-addr=%p", clock_class,
		bt_ctf_clock_class_get_name(clock_class),
		context);

	if (!clock_class || !context) {
		BT_LOGW("Invalid parameter: clock class or metadata context is NULL: "
			"clock-class-addr=%p, name=\"%s\", metadata-context-addr=%p",
			clock_class,
			bt_ctf_clock_class_get_name(clock_class),
			context);
		return;
	}

	uuid = clock_class->uuid;
	g_string_append(context->string, "clock {\n");
	g_string_append_printf(context->string, "\tname = %s;\n",
		clock_class->name->str);

	if (clock_class->uuid_set) {
		g_string_append_printf(context->string,
			"\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n",
			uuid[0], uuid[1], uuid[2], uuid[3],
			uuid[4], uuid[5], uuid[6], uuid[7],
			uuid[8], uuid[9], uuid[10], uuid[11],
			uuid[12], uuid[13], uuid[14], uuid[15]);
	}

	if (clock_class->description) {
		g_string_append_printf(context->string, "\tdescription = \"%s\";\n",
			clock_class->description->str);
	}

	g_string_append_printf(context->string, "\tfreq = %" PRIu64 ";\n",
		clock_class->frequency);
	g_string_append_printf(context->string, "\tprecision = %" PRIu64 ";\n",
		clock_class->precision);
	g_string_append_printf(context->string, "\toffset_s = %" PRIu64 ";\n",
		clock_class->offset_s);
	g_string_append_printf(context->string, "\toffset = %" PRIu64 ";\n",
		clock_class->offset);
	g_string_append_printf(context->string, "\tabsolute = %s;\n",
		clock_class->absolute ? "true" : "false");
	g_string_append(context->string, "};\n\n");
}
Commit	Line	Data
ac0c6bdd PP	1	/*
	2	* clock.c
	3	*
086dc475	4	* Babeltrace CTF writer - Clock
ac0c6bdd PP	5	*
	6	* Copyright 2013, 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	7	* Copyright 2017 Philippe Proulx <pproulx@efficios.com>
	8	*
	9	* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
	10	*
	11	* Permission is hereby granted, free of charge, to any person obtaining a copy
	12	* of this software and associated documentation files (the "Software"), to deal
	13	* in the Software without restriction, including without limitation the rights
	14	* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
	15	* copies of the Software, and to permit persons to whom the Software is
	16	* furnished to do so, subject to the following conditions:
	17	*
	18	* The above copyright notice and this permission notice shall be included in
	19	* all copies or substantial portions of the Software.
	20	*
	21	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
	22	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
	23	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
	24	* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
	25	* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
	26	* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	27	* SOFTWARE.
	28	*/
	29
8b45963b	30	#define BT_LOG_TAG "CTF-WRITER-CLOCK"
bf436657	31	#include "logging.h"
8b45963b	32
71c5da58 MJ	33	#include <babeltrace2/assert-internal.h>
	34	#include <babeltrace2/compat/uuid-internal.h>
	35	#include <babeltrace2/compiler-internal.h>
	36	#include <babeltrace2/ctf-writer/clock-class-internal.h>
	37	#include <babeltrace2/ctf-writer/clock-internal.h>
	38	#include <babeltrace2/ctf-writer/utils.h>
	39	#include <babeltrace2/ctf-writer/writer-internal.h>
	40	#include <babeltrace2/ctf-writer/object-internal.h>
	41	#include <babeltrace2/ctf-writer/object.h>
ac0c6bdd PP	42	#include <inttypes.h>
	43
	44	static
c2606e2f	45	void bt_ctf_clock_destroy(struct bt_ctf_object *obj);
ac0c6bdd PP	46
	47	struct bt_ctf_clock bt_ctf_clock_create(const char name)
	48	{
75c3fca1	49	int ret;
ac0c6bdd	50	struct bt_ctf_clock *clock = NULL;
75c3fca1	51	unsigned char cc_uuid[BABELTRACE_UUID_LEN];
ac0c6bdd	52
bf436657	53	BT_CTF_ASSERT_PRE_NON_NULL(name, "Name");
ac0c6bdd	54	clock = g_new0(struct bt_ctf_clock, 1);
ac0c6bdd PP	55	if (!clock) {
	56	goto error;
	57	}
	58
c2606e2f	59	bt_ctf_object_init_shared(&clock->base, bt_ctf_clock_destroy);
ac0c6bdd	60	clock->value = 0;
15260cc8 PP	61
15260cc8 PP	62	/* Pre-2.0.0 backward compatibility: default frequency is 1 GHz */
086dc475	63	clock->clock_class = (void *) bt_ctf_clock_class_create(name, 1000000000);
ac0c6bdd PP	64	if (!clock->clock_class) {
	65	goto error;
	66	}
75c3fca1 PP	67
	68	/* Automatically set clock class's UUID. */
	69	ret = bt_uuid_generate(cc_uuid);
	70	if (ret) {
	71	goto error;
	72	}
	73
086dc475	74	ret = bt_ctf_clock_class_set_uuid(clock->clock_class, cc_uuid);
8b45963b	75	BT_ASSERT(ret == 0);
ac0c6bdd PP	76	return clock;
	77
	78	error:
c2606e2f	79	BT_CTF_OBJECT_PUT_REF_AND_RESET(clock);
ac0c6bdd PP	80	return clock;
	81	}
	82
	83	const char bt_ctf_clock_get_name(struct bt_ctf_clock clock)
	84	{
bf436657	85	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	86	return bt_ctf_clock_class_get_name(clock->clock_class);
ac0c6bdd PP	87	}
	88
	89	const char bt_ctf_clock_get_description(struct bt_ctf_clock clock)
	90	{
bf436657	91	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	92	return bt_ctf_clock_class_get_description(clock->clock_class);
ac0c6bdd PP	93	}
	94
	95	int bt_ctf_clock_set_description(struct bt_ctf_clock clock, const char desc)
	96	{
bf436657	97	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	98	return bt_ctf_clock_class_set_description(clock->clock_class,
8deee039	99	desc);
ac0c6bdd PP	100	}
	101
	102	uint64_t bt_ctf_clock_get_frequency(struct bt_ctf_clock *clock)
	103	{
bf436657	104	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	105	return bt_ctf_clock_class_get_frequency(clock->clock_class);
ac0c6bdd PP	106	}
	107
	108	int bt_ctf_clock_set_frequency(struct bt_ctf_clock *clock, uint64_t freq)
	109	{
bf436657	110	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	111	return bt_ctf_clock_class_set_frequency(clock->clock_class,
8deee039	112	freq);
ac0c6bdd PP	113	}
	114
	115	uint64_t bt_ctf_clock_get_precision(struct bt_ctf_clock *clock)
	116	{
bf436657	117	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	118	return bt_ctf_clock_class_get_precision(clock->clock_class);
ac0c6bdd PP	119	}
	120
	121	int bt_ctf_clock_set_precision(struct bt_ctf_clock *clock, uint64_t precision)
	122	{
bf436657	123	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	124	return bt_ctf_clock_class_set_precision(clock->clock_class,
8deee039	125	precision);
ac0c6bdd PP	126	}
	127
	128	int bt_ctf_clock_get_offset_s(struct bt_ctf_clock clock, int64_t offset_s)
	129	{
bf436657	130	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	131	return bt_ctf_clock_class_get_offset_s(clock->clock_class,
8deee039	132	offset_s);
ac0c6bdd PP	133	}
	134
	135	int bt_ctf_clock_set_offset_s(struct bt_ctf_clock *clock, int64_t offset_s)
	136	{
bf436657	137	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	138	return bt_ctf_clock_class_set_offset_s(clock->clock_class,
8deee039	139	offset_s);
ac0c6bdd PP	140	}
	141
	142	int bt_ctf_clock_get_offset(struct bt_ctf_clock clock, int64_t offset)
	143	{
bf436657	144	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	145	return bt_ctf_clock_class_get_offset_cycles(clock->clock_class,
8deee039	146	offset);
ac0c6bdd PP	147	}
	148
	149	int bt_ctf_clock_set_offset(struct bt_ctf_clock *clock, int64_t offset)
	150	{
bf436657	151	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	152	return bt_ctf_clock_class_set_offset_cycles(clock->clock_class,
8deee039	153	offset);
ac0c6bdd PP	154	}
	155
	156	int bt_ctf_clock_get_is_absolute(struct bt_ctf_clock *clock)
	157	{
bf436657	158	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	159	return bt_ctf_clock_class_is_absolute(clock->clock_class);
ac0c6bdd PP	160	}
	161
	162	int bt_ctf_clock_set_is_absolute(struct bt_ctf_clock *clock, int is_absolute)
	163	{
bf436657	164	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	165	return bt_ctf_clock_class_set_is_absolute(clock->clock_class,
8deee039	166	is_absolute);
ac0c6bdd PP	167	}
	168
	169	const unsigned char bt_ctf_clock_get_uuid(struct bt_ctf_clock clock)
	170	{
bf436657	171	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	172	return bt_ctf_clock_class_get_uuid(clock->clock_class);
ac0c6bdd PP	173	}
	174
	175	int bt_ctf_clock_set_uuid(struct bt_ctf_clock clock, const unsigned char uuid)
	176	{
bf436657	177	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	178	return bt_ctf_clock_class_set_uuid(clock->clock_class, uuid);
ac0c6bdd PP	179	}
	180
	181	int bt_ctf_clock_set_time(struct bt_ctf_clock *clock, int64_t time)
	182	{
ac0c6bdd	183	int64_t value;
086dc475	184	struct bt_ctf_clock_class *cc;
ac0c6bdd	185
bf436657	186	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
086dc475	187	cc = clock->clock_class;
ac0c6bdd PP	188
ac0c6bdd PP	189	/* Common case where cycles are actually nanoseconds */
8deee039	190	if (cc->frequency == 1000000000) {
ac0c6bdd PP	191	value = time;
	192	} else {
	193	value = (uint64_t) (((double) time *
8deee039	194	(double) cc->frequency) / 1e9);
ac0c6bdd PP	195	}
ac0c6bdd PP	196
bf436657	197	BT_CTF_ASSERT_PRE(clock->value <= value,
8b45963b PP	198	"CTF writer clock value must be updated monotonically: "
	199	"prev-value=%" PRId64 ", new-value=%" PRId64,
	200	clock->value, value);
ac0c6bdd	201	clock->value = value;
8b45963b	202	return 0;
ac0c6bdd PP	203	}
ac0c6bdd PP	204
ac0c6bdd PP	205	BT_HIDDEN
	206	int bt_ctf_clock_get_value(struct bt_ctf_clock clock, uint64_t value)
	207	{
bf436657 MJ	208	BT_CTF_ASSERT_PRE_NON_NULL(clock, "CTF writer clock");
bf436657 MJ	209	BT_CTF_ASSERT_PRE_NON_NULL(value, "Value");
ac0c6bdd	210	*value = clock->value;
8b45963b	211	return 0;
ac0c6bdd PP	212	}
	213
	214	static
c2606e2f	215	void bt_ctf_clock_destroy(struct bt_ctf_object *obj)
ac0c6bdd PP	216	{
	217	struct bt_ctf_clock *clock;
	218
	219	clock = container_of(obj, struct bt_ctf_clock, base);
c2606e2f	220	bt_ctf_object_put_ref(clock->clock_class);
ac0c6bdd PP	221	g_free(clock);
ac0c6bdd PP	222	}
8deee039 PP	223
	224	BT_HIDDEN
	225	void bt_ctf_clock_class_serialize(struct bt_ctf_clock_class *clock_class,
	226	struct metadata_context *context)
	227	{
	228	unsigned char *uuid;
	229
	230	BT_LOGD("Serializing clock class's metadata: clock-class-addr=%p, "
	231	"name=\"%s\", metadata-context-addr=%p", clock_class,
086dc475	232	bt_ctf_clock_class_get_name(clock_class),
8deee039 PP	233	context);
	234
	235	if (!clock_class \|\| !context) {
	236	BT_LOGW("Invalid parameter: clock class or metadata context is NULL: "
	237	"clock-class-addr=%p, name=\"%s\", metadata-context-addr=%p",
	238	clock_class,
086dc475	239	bt_ctf_clock_class_get_name(clock_class),
8deee039 PP	240	context);
	241	return;
	242	}
	243
086dc475	244	uuid = clock_class->uuid;
8deee039 PP	245	g_string_append(context->string, "clock {\n");
8deee039 PP	246	g_string_append_printf(context->string, "\tname = %s;\n",
086dc475	247	clock_class->name->str);
8deee039	248
086dc475	249	if (clock_class->uuid_set) {
8deee039 PP	250	g_string_append_printf(context->string,
	251	"\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n",
	252	uuid[0], uuid[1], uuid[2], uuid[3],
	253	uuid[4], uuid[5], uuid[6], uuid[7],
	254	uuid[8], uuid[9], uuid[10], uuid[11],
	255	uuid[12], uuid[13], uuid[14], uuid[15]);
	256	}
	257
086dc475	258	if (clock_class->description) {
8deee039	259	g_string_append_printf(context->string, "\tdescription = \"%s\";\n",
086dc475	260	clock_class->description->str);
8deee039 PP	261	}
	262
	263	g_string_append_printf(context->string, "\tfreq = %" PRIu64 ";\n",
086dc475	264	clock_class->frequency);
8deee039	265	g_string_append_printf(context->string, "\tprecision = %" PRIu64 ";\n",
086dc475	266	clock_class->precision);
8deee039	267	g_string_append_printf(context->string, "\toffset_s = %" PRIu64 ";\n",
086dc475	268	clock_class->offset_s);
8deee039	269	g_string_append_printf(context->string, "\toffset = %" PRIu64 ";\n",
086dc475	270	clock_class->offset);
8deee039	271	g_string_append_printf(context->string, "\tabsolute = %s;\n",
086dc475	272	clock_class->absolute ? "true" : "false");
8deee039 PP	273	g_string_append(context->string, "};\n\n");
8deee039 PP	274	}