* SOFTWARE.
*/
-#include "trimmer.h"
-#include "iterator.h"
-#include <babeltrace/component/notification/iterator.h>
-#include <babeltrace/component/notification/notification.h>
-#include <babeltrace/component/notification/event.h>
-#include <babeltrace/component/notification/stream.h>
-#include <babeltrace/component/notification/packet.h>
-#include <babeltrace/component/component-filter.h>
-#include <babeltrace/component/port.h>
-#include <babeltrace/component/connection.h>
+#define BT_LOG_TAG "PLUGIN-UTILS-TRIMMER-FLT-ITER"
+#include "logging.h"
+
+#include <babeltrace/compat/time-internal.h>
+#include <babeltrace/compat/utc-internal.h>
+#include <babeltrace/graph/notification-iterator.h>
+#include <babeltrace/graph/private-notification-iterator.h>
+#include <babeltrace/graph/notification.h>
+#include <babeltrace/graph/notification-event.h>
+#include <babeltrace/graph/notification-stream.h>
+#include <babeltrace/graph/notification-packet.h>
+#include <babeltrace/graph/component-filter.h>
+#include <babeltrace/graph/private-component-filter.h>
+#include <babeltrace/graph/private-port.h>
+#include <babeltrace/graph/private-connection.h>
+#include <babeltrace/graph/private-component.h>
+#include <babeltrace/graph/connection.h>
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/stream.h>
#include <babeltrace/ctf-ir/stream-class.h>
#include <assert.h>
#include <plugins-common.h>
+#include "trimmer.h"
+#include "iterator.h"
+#include "copy.h"
+
+static
+gboolean close_packets(gpointer key, gpointer value, gpointer user_data)
+{
+ struct bt_ctf_packet *writer_packet = value;
+
+ bt_put(writer_packet);
+ return TRUE;
+}
+
BT_HIDDEN
-void trimmer_iterator_destroy(struct bt_notification_iterator *it)
+void trimmer_iterator_finalize(struct bt_private_notification_iterator *it)
{
- struct trimmer_iterator *it_data;
+ struct trimmer_iterator *trim_it;
- it_data = bt_notification_iterator_get_private_data(it);
- assert(it_data);
+ trim_it = bt_private_notification_iterator_get_user_data(it);
+ assert(trim_it);
- bt_put(it_data->current_notification);
- bt_put(it_data->input_iterator);
- g_free(it_data);
+ bt_put(trim_it->input_iterator);
+ g_hash_table_foreach_remove(trim_it->packet_map,
+ close_packets, NULL);
+ g_hash_table_destroy(trim_it->packet_map);
+ g_free(trim_it);
}
BT_HIDDEN
enum bt_notification_iterator_status trimmer_iterator_init(
- struct bt_component *component,
- struct bt_notification_iterator *iterator,
- UNUSED_VAR void *init_method_data)
+ struct bt_private_notification_iterator *iterator,
+ struct bt_private_port *port)
{
enum bt_notification_iterator_status ret =
BT_NOTIFICATION_ITERATOR_STATUS_OK;
enum bt_notification_iterator_status it_ret;
- struct bt_port *input_port = NULL;
- struct bt_connection *connection = NULL;
+ enum bt_connection_status conn_status;
+ struct bt_private_port *input_port = NULL;
+ struct bt_private_connection *connection = NULL;
+ struct bt_private_component *component =
+ bt_private_notification_iterator_get_private_component(iterator);
struct trimmer_iterator *it_data = g_new0(struct trimmer_iterator, 1);
+ static const enum bt_notification_type notif_types[] = {
+ BT_NOTIFICATION_TYPE_EVENT,
+ BT_NOTIFICATION_TYPE_STREAM_END,
+ BT_NOTIFICATION_TYPE_PACKET_BEGIN,
+ BT_NOTIFICATION_TYPE_PACKET_END,
+ BT_NOTIFICATION_TYPE_SENTINEL,
+ };
if (!it_data) {
ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
}
/* Create a new iterator on the upstream component. */
- input_port = bt_component_filter_get_default_input_port(component);
+ input_port = bt_private_component_filter_get_input_private_port_by_name(
+ component, "in");
assert(input_port);
- connection = bt_port_get_connection(input_port);
+ connection = bt_private_port_get_private_connection(input_port);
assert(connection);
- it_data->input_iterator = bt_connection_create_notification_iterator(
- connection);
- if (!it_data->input_iterator) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
+ conn_status = bt_private_connection_create_notification_iterator(connection,
+ notif_types, &it_data->input_iterator);
+ if (conn_status != BT_CONNECTION_STATUS_OK) {
+ ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
goto end;
}
- it_ret = bt_notification_iterator_set_private_data(iterator, it_data);
+ it_data->err = stderr;
+ it_data->packet_map = g_hash_table_new_full(g_direct_hash,
+ g_direct_equal, NULL, NULL);
+
+ it_ret = bt_private_notification_iterator_set_user_data(iterator,
+ it_data);
if (it_ret) {
goto end;
}
end:
+ bt_put(component);
bt_put(connection);
bt_put(input_port);
return ret;
}
-BT_HIDDEN
-struct bt_notification *trimmer_iterator_get(
- struct bt_notification_iterator *iterator)
-{
- struct trimmer_iterator *trim_it;
-
- trim_it = bt_notification_iterator_get_private_data(iterator);
- assert(trim_it);
-
- if (!trim_it->current_notification) {
- enum bt_notification_iterator_status it_ret;
-
- it_ret = trimmer_iterator_next(iterator);
- if (it_ret) {
- goto end;
- }
- }
-end:
- return bt_get(trim_it->current_notification);
-}
-
static
int update_lazy_bound(struct trimmer_bound *bound, const char *name,
int64_t ts, bool *lazy_update)
if (bound->lazy_values.gmt) {
/* Get day, month, year. */
- if (!gmtime_r(&timeval, &tm)) {
- printf_error("Failure in gmtime_r()");
+ if (!bt_gmtime_r(&timeval, &tm)) {
+ BT_LOGE_STR("Failure in bt_gmtime_r()");
goto error;
}
tm.tm_sec = bound->lazy_values.ss;
tm.tm_min = bound->lazy_values.mm;
tm.tm_hour = bound->lazy_values.hh;
- timeval = timegm(&tm);
+ timeval = bt_timegm(&tm);
if (timeval < 0) {
- printf_error("Failure in timegm(), incorrectly formatted %s timestamp",
+ BT_LOGE("Failure in bt_timegm(), incorrectly formatted %s timestamp",
name);
goto error;
}
} else {
/* Get day, month, year. */
- if (!localtime_r(&timeval, &tm)) {
- printf_error("Failure in localtime_r()");
+ if (!bt_localtime_r(&timeval, &tm)) {
+ BT_LOGE_STR("Failure in bt_localtime_r()");
goto error;
}
tm.tm_sec = bound->lazy_values.ss;
tm.tm_hour = bound->lazy_values.hh;
timeval = mktime(&tm);
if (timeval < 0) {
- printf_error("Failure in mktime(), incorrectly formatted %s timestamp",
+ BT_LOGE("Failure in mktime(), incorrectly formatted %s timestamp",
name);
goto error;
}
}
static
-enum bt_notification_iterator_status
-evaluate_event_notification(struct bt_notification *notification,
+struct bt_notification *evaluate_event_notification(
+ struct bt_notification *notification,
+ struct trimmer_iterator *trim_it,
struct trimmer_bound *begin, struct trimmer_bound *end,
- bool *_event_in_range)
+ bool *_event_in_range, bool *finished)
{
int64_t ts;
int clock_ret;
- struct bt_ctf_event *event = NULL;
+ struct bt_ctf_event *event = NULL, *writer_event;
bool in_range = true;
struct bt_ctf_clock_class *clock_class = NULL;
struct bt_ctf_trace *trace = NULL;
struct bt_ctf_stream *stream = NULL;
struct bt_ctf_stream_class *stream_class = NULL;
struct bt_ctf_clock_value *clock_value = NULL;
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
bool lazy_update = false;
+ struct bt_notification *new_notification = NULL;
+ struct bt_clock_class_priority_map *cc_prio_map;
event = bt_notification_event_get_event(notification);
assert(event);
+ cc_prio_map = bt_notification_event_get_clock_class_priority_map(
+ notification);
+ assert(cc_prio_map);
+ writer_event = trimmer_output_event(trim_it, event);
+ assert(writer_event);
+ new_notification = bt_notification_event_create(writer_event, cc_prio_map);
+ assert(new_notification);
+ bt_put(cc_prio_map);
stream = bt_ctf_event_get_stream(event);
assert(stream);
assert(trace);
/* FIXME multi-clock? */
- clock_class = bt_ctf_trace_get_clock_class(trace, 0);
+ clock_class = bt_ctf_trace_get_clock_class_by_index(trace, 0);
if (!clock_class) {
goto end;
}
clock_value = bt_ctf_event_get_clock_value(event, clock_class);
if (!clock_value) {
- printf_error("Failed to retrieve clock value");
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
- goto end;
+ BT_LOGE_STR("Failed to retrieve clock value");
+ goto error;
}
clock_ret = bt_ctf_clock_value_get_value_ns_from_epoch(
clock_value, &ts);
if (clock_ret) {
- printf_error("Failed to retrieve clock value timestamp");
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
- goto end;
+ BT_LOGE_STR("Failed to retrieve clock value timestamp");
+ goto error;
}
if (update_lazy_bound(begin, "begin", ts, &lazy_update)) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
goto end;
}
if (update_lazy_bound(end, "end", ts, &lazy_update)) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
goto end;
}
if (lazy_update && begin->set && end->set) {
if (begin->value > end->value) {
- printf_error("Unexpected: time range begin value is above end value");
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
- goto end;
+ BT_LOGE_STR("Unexpected: time range begin value is above end value");
+ goto error;
}
}
if (begin->set && ts < begin->value) {
}
if (end->set && ts > end->value) {
in_range = false;
+ *finished = true;
}
+
+ goto end;
+
+error:
+ BT_PUT(new_notification);
end:
bt_put(event);
+ bt_put(writer_event);
bt_put(clock_class);
bt_put(trace);
bt_put(stream);
bt_put(stream_class);
bt_put(clock_value);
*_event_in_range = in_range;
- return ret;
+ return new_notification;
}
static
}
} else {
/* Signed clock values are unsupported. */
+ ret = -1;
goto end;
}
return ret;
}
+static uint64_t ns_from_value(uint64_t frequency, uint64_t value)
+{
+ uint64_t ns;
+
+ if (frequency == NSEC_PER_SEC) {
+ ns = value;
+ } else {
+ ns = (uint64_t) ((1e9 * (double) value) / (double) frequency);
+ }
+
+ return ns;
+}
+
+/*
+ * timestamp minus the offset.
+ */
+static
+int64_t get_raw_timestamp(struct bt_ctf_packet *writer_packet,
+ int64_t timestamp)
+{
+ struct bt_ctf_clock_class *writer_clock_class;
+ int64_t sec_offset, cycles_offset, ns;
+ struct bt_ctf_trace *writer_trace;
+ struct bt_ctf_stream *writer_stream;
+ struct bt_ctf_stream_class *writer_stream_class;
+ int ret;
+ uint64_t freq;
+
+ writer_stream = bt_ctf_packet_get_stream(writer_packet);
+ assert(writer_stream);
+
+ writer_stream_class = bt_ctf_stream_get_class(writer_stream);
+ assert(writer_stream_class);
+
+ writer_trace = bt_ctf_stream_class_get_trace(writer_stream_class);
+ assert(writer_trace);
+
+ /* FIXME multi-clock? */
+ writer_clock_class = bt_ctf_trace_get_clock_class_by_index(
+ writer_trace, 0);
+ assert(writer_clock_class);
+
+ ret = bt_ctf_clock_class_get_offset_s(writer_clock_class, &sec_offset);
+ assert(!ret);
+ ns = sec_offset * NSEC_PER_SEC;
+
+ freq = bt_ctf_clock_class_get_frequency(writer_clock_class);
+ assert(freq != -1ULL);
+
+ ret = bt_ctf_clock_class_get_offset_cycles(writer_clock_class, &cycles_offset);
+ assert(!ret);
+
+ ns += ns_from_value(freq, cycles_offset);
+
+ bt_put(writer_clock_class);
+ bt_put(writer_trace);
+ bt_put(writer_stream_class);
+ bt_put(writer_stream);
+
+ return timestamp - ns;
+}
+
static
-enum bt_notification_iterator_status evaluate_packet_notification(
+struct bt_notification *evaluate_packet_notification(
struct bt_notification *notification,
+ struct trimmer_iterator *trim_it,
struct trimmer_bound *begin, struct trimmer_bound *end,
- bool *_packet_in_range)
+ bool *_packet_in_range, bool *finished)
{
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
int64_t begin_ns, pkt_begin_ns, end_ns, pkt_end_ns;
bool in_range = true;
- struct bt_ctf_packet *packet = NULL;
+ struct bt_ctf_packet *packet = NULL, *writer_packet = NULL;
struct bt_ctf_field *packet_context = NULL,
*timestamp_begin = NULL,
*timestamp_end = NULL;
+ struct bt_notification *new_notification = NULL;
+ enum bt_component_status ret;
+ bool lazy_update = false;
switch (bt_notification_get_type(notification)) {
case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
packet = bt_notification_packet_begin_get_packet(notification);
+ assert(packet);
+ writer_packet = trimmer_new_packet(trim_it, packet);
+ assert(writer_packet);
break;
case BT_NOTIFICATION_TYPE_PACKET_END:
packet = bt_notification_packet_end_get_packet(notification);
+ assert(packet);
+ writer_packet = trimmer_close_packet(trim_it, packet);
+ assert(writer_packet);
break;
default:
- break;
+ goto end;
}
- assert(packet);
- packet_context = bt_ctf_packet_get_context(packet);
+ packet_context = bt_ctf_packet_get_context(writer_packet);
if (!packet_context) {
- goto end;
+ goto end_no_notif;
}
if (!bt_ctf_field_is_structure(packet_context)) {
- goto end;
+ goto end_no_notif;
}
timestamp_begin = bt_ctf_field_structure_get_field(
packet_context, "timestamp_begin");
if (!timestamp_begin || !bt_ctf_field_is_integer(timestamp_begin)) {
- goto end;
+ goto end_no_notif;
}
timestamp_end = bt_ctf_field_structure_get_field(
packet_context, "timestamp_end");
if (!timestamp_end || !bt_ctf_field_is_integer(timestamp_end)) {
- goto end;
+ goto end_no_notif;
}
if (ns_from_integer_field(timestamp_begin, &pkt_begin_ns)) {
- goto end;
+ goto end_no_notif;
}
if (ns_from_integer_field(timestamp_end, &pkt_end_ns)) {
- goto end;
+ goto end_no_notif;
+ }
+
+ if (update_lazy_bound(begin, "begin", pkt_begin_ns, &lazy_update)) {
+ goto end_no_notif;
+ }
+ if (update_lazy_bound(end, "end", pkt_end_ns, &lazy_update)) {
+ goto end_no_notif;
+ }
+ if (lazy_update && begin->set && end->set) {
+ if (begin->value > end->value) {
+ BT_LOGE_STR("Unexpected: time range begin value is above end value");
+ goto end_no_notif;
+ }
}
begin_ns = begin->set ? begin->value : INT64_MIN;
* packet.
*/
in_range = (pkt_end_ns >= begin_ns) && (pkt_begin_ns <= end_ns);
+ if (!in_range) {
+ goto end_no_notif;
+ }
+ if (pkt_begin_ns > end_ns) {
+ *finished = true;
+ }
+
+ if (begin_ns > pkt_begin_ns) {
+ ret = update_packet_context_field(trim_it->err, writer_packet,
+ "timestamp_begin",
+ get_raw_timestamp(writer_packet, begin_ns));
+ assert(!ret);
+ }
+
+ if (end_ns < pkt_end_ns) {
+ ret = update_packet_context_field(trim_it->err, writer_packet,
+ "timestamp_end",
+ get_raw_timestamp(writer_packet, end_ns));
+ assert(!ret);
+ }
+
end:
+ switch (bt_notification_get_type(notification)) {
+ case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
+ new_notification = bt_notification_packet_begin_create(writer_packet);
+ assert(new_notification);
+ break;
+ case BT_NOTIFICATION_TYPE_PACKET_END:
+ new_notification = bt_notification_packet_end_create(writer_packet);
+ assert(new_notification);
+ break;
+ default:
+ break;
+ }
+end_no_notif:
*_packet_in_range = in_range;
bt_put(packet);
+ bt_put(writer_packet);
bt_put(packet_context);
bt_put(timestamp_begin);
bt_put(timestamp_end);
- return ret;
+ return new_notification;
+}
+
+static
+struct bt_notification *evaluate_stream_notification(
+ struct bt_notification *notification,
+ struct trimmer_iterator *trim_it)
+{
+ struct bt_ctf_stream *stream;
+
+ stream = bt_notification_stream_end_get_stream(notification);
+ assert(stream);
+
+ /* FIXME: useless copy */
+ return bt_notification_stream_end_create(stream);
}
/* Return true if the notification should be forwarded. */
static
enum bt_notification_iterator_status evaluate_notification(
- struct bt_notification *notification,
+ struct bt_notification **notification,
+ struct trimmer_iterator *trim_it,
struct trimmer_bound *begin, struct trimmer_bound *end,
bool *in_range)
{
enum bt_notification_type type;
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
+ struct bt_notification *new_notification = NULL;
+ bool finished = false;
*in_range = true;
- type = bt_notification_get_type(notification);
+ type = bt_notification_get_type(*notification);
switch (type) {
case BT_NOTIFICATION_TYPE_EVENT:
- ret = evaluate_event_notification(notification, begin,
- end, in_range);
+ new_notification = evaluate_event_notification(*notification,
+ trim_it, begin, end, in_range, &finished);
break;
case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
case BT_NOTIFICATION_TYPE_PACKET_END:
- ret = evaluate_packet_notification(notification, begin,
- end, in_range);
+ new_notification = evaluate_packet_notification(*notification,
+ trim_it, begin, end, in_range, &finished);
+ break;
+ case BT_NOTIFICATION_TYPE_STREAM_END:
+ new_notification = evaluate_stream_notification(*notification,
+ trim_it);
break;
default:
- /* Accept all other notifications. */
+ puts("Unhandled notification type");
break;
}
- return ret;
+ BT_PUT(*notification);
+ *notification = new_notification;
+
+ if (finished) {
+ return BT_NOTIFICATION_ITERATOR_STATUS_END;
+ }
+
+ return BT_NOTIFICATION_ITERATOR_STATUS_OK;
}
BT_HIDDEN
-enum bt_notification_iterator_status trimmer_iterator_next(
- struct bt_notification_iterator *iterator)
+struct bt_notification_iterator_next_return trimmer_iterator_next(
+ struct bt_private_notification_iterator *iterator)
{
struct trimmer_iterator *trim_it = NULL;
- struct bt_component *component = NULL;
+ struct bt_private_component *component = NULL;
struct trimmer *trimmer = NULL;
struct bt_notification_iterator *source_it = NULL;
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
+ struct bt_notification_iterator_next_return ret = {
+ .status = BT_NOTIFICATION_ITERATOR_STATUS_OK,
+ .notification = NULL,
+ };
bool notification_in_range = false;
- trim_it = bt_notification_iterator_get_private_data(iterator);
+ trim_it = bt_private_notification_iterator_get_user_data(iterator);
assert(trim_it);
- component = bt_notification_iterator_get_component(iterator);
+ component = bt_private_notification_iterator_get_private_component(
+ iterator);
assert(component);
- trimmer = bt_component_get_private_data(component);
+ trimmer = bt_private_component_get_user_data(component);
assert(trimmer);
source_it = trim_it->input_iterator;
assert(source_it);
while (!notification_in_range) {
- struct bt_notification *notification;
-
- ret = bt_notification_iterator_next(source_it);
- if (ret != BT_NOTIFICATION_ITERATOR_STATUS_OK) {
+ ret.status = bt_notification_iterator_next(source_it);
+ if (ret.status != BT_NOTIFICATION_ITERATOR_STATUS_OK) {
goto end;
}
- notification = bt_notification_iterator_get_notification(
+ ret.notification = bt_notification_iterator_get_notification(
source_it);
- if (!notification) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
+ if (!ret.notification) {
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_ERROR;
goto end;
}
- ret = evaluate_notification(notification,
+ ret.status = evaluate_notification(&ret.notification, trim_it,
&trimmer->begin, &trimmer->end,
¬ification_in_range);
- if (notification_in_range) {
- BT_MOVE(trim_it->current_notification, notification);
- } else {
- bt_put(notification);
+ if (!notification_in_range) {
+ BT_PUT(ret.notification);
}
- if (ret != BT_NOTIFICATION_ITERATOR_STATUS_OK) {
+ if (ret.status != BT_NOTIFICATION_ITERATOR_STATUS_OK) {
break;
}
}
BT_HIDDEN
enum bt_notification_iterator_status trimmer_iterator_seek_time(
- struct bt_notification_iterator *iterator, int64_t time)
+ struct bt_private_notification_iterator *iterator,
+ int64_t time)
{
return BT_NOTIFICATION_ITERATOR_STATUS_OK;
}