/*
+ * SPDX-License-Identifier: MIT
+ *
* Copyright 2017-2018 Philippe Proulx <pproulx@efficios.com>
* Copyright 2014 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 "LIB/TRACE"
#include "lib/logging.h"
-#include "lib/assert-pre.h"
-#include "lib/assert-post.h"
+#include "lib/assert-cond.h"
#include <babeltrace2/trace-ir/trace.h>
-#include <babeltrace2/trace-ir/trace-const.h>
#include <babeltrace2/trace-ir/event-class.h>
-#include "ctf-writer/functor.h"
-#include "ctf-writer/clock.h"
#include "compat/compiler.h"
#include <babeltrace2/value.h>
-#include <babeltrace2/value-const.h>
#include "lib/value.h"
#include <babeltrace2/types.h>
#include "compat/endian.h"
#include <stdlib.h>
#include "attributes.h"
-#include "clock-class.h"
-#include "event-class.h"
-#include "event.h"
-#include "field-class.h"
-#include "field-wrapper.h"
-#include "resolve-field-path.h"
#include "stream-class.h"
#include "stream.h"
#include "trace-class.h"
#include "trace.h"
-#include "utils.h"
#include "lib/value.h"
#include "lib/func-status.h"
void *data;
};
-#define BT_ASSERT_PRE_DEV_TRACE_HOT(_trace) \
- BT_ASSERT_PRE_DEV_HOT((_trace), "Trace", ": %!+t", (_trace))
+#define BT_ASSERT_PRE_DEV_TRACE_HOT(_trace) \
+ BT_ASSERT_PRE_DEV_HOT("trace", (_trace), "Trace", ": %!+t", (_trace))
+
+#define DESTRUCTION_LISTENER_FUNC_NAME \
+ "bt_trace_class_destruction_listener_func"
static
void destroy_trace(struct bt_object *obj)
*/
if (trace->destruction_listeners) {
uint64_t i;
+ const struct bt_error *saved_error;
+
BT_LIB_LOGD("Calling trace destruction listener(s): %!+t", trace);
/*
*/
trace->base.ref_count++;
+ saved_error = bt_current_thread_take_error();
+
/* Call all the trace destruction listeners */
for (i = 0; i < trace->destruction_listeners->len; i++) {
struct bt_trace_destruction_listener_elem elem =
- g_array_index(trace->destruction_listeners,
- struct bt_trace_destruction_listener_elem, i);
+ bt_g_array_index(trace->destruction_listeners,
+ struct bt_trace_destruction_listener_elem, i);
if (elem.func) {
elem.func(trace, elem.data);
- BT_ASSERT_POST_NO_ERROR();
+ BT_ASSERT_POST_NO_ERROR(
+ DESTRUCTION_LISTENER_FUNC_NAME);
}
/*
* The destruction listener should not have kept a
* reference to the trace.
*/
- BT_ASSERT_POST(trace->base.ref_count == 1, "Destruction listener kept a reference to the trace being destroyed: %![trace-]+t", trace);
+ BT_ASSERT_POST(DESTRUCTION_LISTENER_FUNC_NAME,
+ "trace-reference-count-not-changed",
+ trace->base.ref_count == 1,
+ "Destruction listener kept a reference to the trace being destroyed: %![trace-]+t",
+ trace);
}
g_array_free(trace->destruction_listeners, TRUE);
trace->destruction_listeners = NULL;
- }
- if (trace->name.str) {
- g_string_free(trace->name.str, TRUE);
- trace->name.str = NULL;
- trace->name.value = NULL;
+ if (saved_error) {
+ BT_CURRENT_THREAD_MOVE_ERROR_AND_RESET(saved_error);
+ }
}
+ g_free(trace->name);
+
if (trace->environment) {
BT_LOGD_STR("Destroying environment attributes.");
bt_attributes_destroy(trace->environment);
g_free(trace);
}
+BT_EXPORT
struct bt_trace *bt_trace_create(struct bt_trace_class *tc)
{
struct bt_trace *trace = NULL;
goto error;
}
- trace->name.str = g_string_new(NULL);
- if (!trace->name.str) {
- BT_LIB_LOGE_APPEND_CAUSE("Failed to allocate one GString.");
- goto error;
- }
-
trace->environment = bt_attributes_create();
if (!trace->environment) {
BT_LIB_LOGE_APPEND_CAUSE("Cannot create empty attributes object.");
return trace;
}
+BT_EXPORT
const char *bt_trace_get_name(const struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
- return trace->name.value;
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
+ return trace->name;
}
+BT_EXPORT
enum bt_trace_set_name_status bt_trace_set_name(struct bt_trace *trace,
const char *name)
{
BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(name, "Name");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_NAME_NON_NULL(name);
BT_ASSERT_PRE_DEV_TRACE_HOT(trace);
- g_string_assign(trace->name.str, name);
- trace->name.value = trace->name.str->str;
+ g_free(trace->name);
+ trace->name = g_strdup(name);
BT_LIB_LOGD("Set trace's name: %!+t", trace);
return BT_FUNC_STATUS_OK;
}
+BT_EXPORT
bt_uuid bt_trace_get_uuid(const struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
return trace->uuid.value;
}
+BT_EXPORT
void bt_trace_set_uuid(struct bt_trace *trace, bt_uuid uuid)
{
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(uuid, "UUID");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_UUID_NON_NULL(uuid);
BT_ASSERT_PRE_DEV_TRACE_HOT(trace);
bt_uuid_copy(trace->uuid.uuid, uuid);
trace->uuid.value = trace->uuid.uuid;
BT_ASSERT(trace);
BT_ASSERT(name);
BT_ASSERT(value);
- BT_ASSERT_PRE(!trace->frozen ||
- !trace_has_environment_entry(trace, name),
+ BT_ASSERT_PRE("not-frozen:trace",
+ !trace->frozen ||
+ !trace_has_environment_entry(trace, name),
"Trace is frozen: cannot replace environment entry: "
"%![trace-]+t, entry-name=\"%s\"", trace, name);
ret = bt_attributes_set_field_value(trace->environment, name,
return ret;
}
+BT_EXPORT
enum bt_trace_set_environment_entry_status
bt_trace_set_environment_entry_string(
struct bt_trace *trace, const char *name, const char *value)
struct bt_value *value_obj;
BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(name, "Name");
- BT_ASSERT_PRE_NON_NULL(value, "Value");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_NAME_NON_NULL(name);
+ BT_ASSERT_PRE_NON_NULL("value", value, "Value");
value_obj = bt_value_string_create_init(value);
if (!value_obj) {
return ret;
}
+BT_EXPORT
enum bt_trace_set_environment_entry_status
bt_trace_set_environment_entry_integer(
struct bt_trace *trace, const char *name, int64_t value)
struct bt_value *value_obj;
BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(name, "Name");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_NAME_NON_NULL(name);
value_obj = bt_value_integer_signed_create_init(value);
if (!value_obj) {
return ret;
}
+BT_EXPORT
uint64_t bt_trace_get_environment_entry_count(const struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
return bt_attributes_get_count(trace->environment);
}
+BT_EXPORT
void bt_trace_borrow_environment_entry_by_index_const(
const struct bt_trace *trace, uint64_t index,
const char **name, const struct bt_value **value)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_DEV_NON_NULL(name, "Name");
- BT_ASSERT_PRE_DEV_NON_NULL(value, "Value");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_DEV_NAME_NON_NULL(name);
+ BT_ASSERT_PRE_DEV_NON_NULL("value-object-output", value,
+ "Value object (output)");
BT_ASSERT_PRE_DEV_VALID_INDEX(index,
bt_attributes_get_count(trace->environment));
*value = bt_attributes_borrow_field_value(trace->environment, index);
BT_ASSERT(*name);
}
+BT_EXPORT
const struct bt_value *bt_trace_borrow_environment_entry_value_by_name_const(
const struct bt_trace *trace, const char *name)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_DEV_NON_NULL(name, "Name");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_DEV_NAME_NON_NULL(name);
return bt_attributes_borrow_field_value_by_name(trace->environment,
name);
}
+BT_EXPORT
uint64_t bt_trace_get_stream_count(const struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
return (uint64_t) trace->streams->len;
}
+BT_EXPORT
struct bt_stream *bt_trace_borrow_stream_by_index(
struct bt_trace *trace, uint64_t index)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
BT_ASSERT_PRE_DEV_VALID_INDEX(index, trace->streams->len);
return g_ptr_array_index(trace->streams, index);
}
+BT_EXPORT
const struct bt_stream *bt_trace_borrow_stream_by_index_const(
const struct bt_trace *trace, uint64_t index)
{
return bt_trace_borrow_stream_by_index((void *) trace, index);
}
+BT_EXPORT
struct bt_stream *bt_trace_borrow_stream_by_id(struct bt_trace *trace,
uint64_t id)
{
struct bt_stream *stream = NULL;
uint64_t i;
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
for (i = 0; i < trace->streams->len; i++) {
struct bt_stream *stream_candidate =
return stream;
}
+BT_EXPORT
const struct bt_stream *bt_trace_borrow_stream_by_id_const(
const struct bt_trace *trace, uint64_t id)
{
return bt_trace_borrow_stream_by_id((void *) trace, id);
}
+BT_EXPORT
enum bt_trace_add_listener_status bt_trace_add_destruction_listener(
const struct bt_trace *c_trace,
bt_trace_destruction_listener_func listener,
};
BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(listener, "Listener");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_LISTENER_FUNC_NON_NULL(listener);
/* Find the next available spot */
for (i = 0; i < trace->destruction_listeners->len; i++) {
struct bt_trace_destruction_listener_elem elem =
- g_array_index(trace->destruction_listeners,
+ bt_g_array_index(trace->destruction_listeners,
struct bt_trace_destruction_listener_elem, i);
if (!elem.func) {
bool has_listener_id(const struct bt_trace *trace, uint64_t listener_id)
{
BT_ASSERT(listener_id < trace->destruction_listeners->len);
- return (&g_array_index(trace->destruction_listeners,
+ return (&bt_g_array_index(trace->destruction_listeners,
struct bt_trace_destruction_listener_elem,
listener_id))->func;
}
+BT_EXPORT
enum bt_trace_remove_listener_status bt_trace_remove_destruction_listener(
const struct bt_trace *c_trace, bt_listener_id listener_id)
{
struct bt_trace_destruction_listener_elem *elem;
BT_ASSERT_PRE_NO_ERROR();
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE(has_listener_id(trace, listener_id),
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE("listener-id-exists",
+ has_listener_id(trace, listener_id),
"Trace has no such trace destruction listener ID: "
"%![trace-]+t, %" PRIu64, trace, listener_id);
- elem = &g_array_index(trace->destruction_listeners,
+ elem = &bt_g_array_index(trace->destruction_listeners,
struct bt_trace_destruction_listener_elem,
listener_id);
BT_ASSERT(elem->func);
return BT_FUNC_STATUS_OK;
}
-BT_HIDDEN
void _bt_trace_freeze(const struct bt_trace *trace)
{
BT_ASSERT(trace);
((struct bt_trace *) trace)->frozen = true;
}
-BT_HIDDEN
void bt_trace_add_stream(struct bt_trace *trace, struct bt_stream *stream)
{
guint count = 0;
stream->class, GUINT_TO_POINTER(count + 1));
}
-BT_HIDDEN
uint64_t bt_trace_get_automatic_stream_id(const struct bt_trace *trace,
const struct bt_stream_class *stream_class)
{
return id;
}
+BT_EXPORT
struct bt_trace_class *bt_trace_borrow_class(struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
return trace->class;
}
+BT_EXPORT
const struct bt_trace_class *bt_trace_borrow_class_const(
const struct bt_trace *trace)
{
return bt_trace_borrow_class((void *) trace);
}
+BT_EXPORT
const struct bt_value *bt_trace_borrow_user_attributes_const(
const struct bt_trace *trace)
{
- BT_ASSERT_PRE_DEV_NON_NULL(trace, "Trace");
+ BT_ASSERT_PRE_DEV_TRACE_NON_NULL(trace);
return trace->user_attributes;
}
+BT_EXPORT
struct bt_value *bt_trace_borrow_user_attributes(struct bt_trace *trace)
{
return (void *) bt_trace_borrow_user_attributes_const((void *) trace);
}
+BT_EXPORT
void bt_trace_set_user_attributes(
struct bt_trace *trace,
const struct bt_value *user_attributes)
{
- BT_ASSERT_PRE_NON_NULL(trace, "Trace");
- BT_ASSERT_PRE_NON_NULL(user_attributes, "User attributes");
- BT_ASSERT_PRE(user_attributes->type == BT_VALUE_TYPE_MAP,
- "User attributes object is not a map value object.");
+ BT_ASSERT_PRE_TRACE_NON_NULL(trace);
+ BT_ASSERT_PRE_USER_ATTRS_NON_NULL(user_attributes);
+ BT_ASSERT_PRE_USER_ATTRS_IS_MAP(user_attributes);
BT_ASSERT_PRE_DEV_TRACE_HOT(trace);
bt_object_put_ref_no_null_check(trace->user_attributes);
trace->user_attributes = (void *) user_attributes;
bt_object_get_ref_no_null_check(trace->user_attributes);
}
+BT_EXPORT
void bt_trace_get_ref(const struct bt_trace *trace)
{
bt_object_get_ref(trace);
}
+BT_EXPORT
void bt_trace_put_ref(const struct bt_trace *trace)
{
bt_object_put_ref(trace);
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