#include <babeltrace/ctf-ir/packet.h>
#include <babeltrace/ctf-ir/clock-class.h>
-#include <babeltrace/component/notification/iterator.h>
-#include <babeltrace/component/notification/stream.h>
-#include <babeltrace/component/notification/event.h>
-#include <babeltrace/component/notification/packet.h>
-#include <babeltrace/component/notification/heap.h>
+#include <babeltrace/graph/private-component.h>
+#include <babeltrace/graph/component.h>
+#include <babeltrace/graph/notification-iterator.h>
+#include <babeltrace/graph/private-notification-iterator.h>
+#include <babeltrace/graph/notification-stream.h>
+#include <babeltrace/graph/notification-event.h>
+#include <babeltrace/graph/notification-packet.h>
+#include <babeltrace/graph/notification-heap.h>
#include <plugins-common.h>
#include <glib.h>
#include <assert.h>
#define PRINT_ERR_STREAM ctf_fs->error_fp
#define PRINT_PREFIX "ctf-fs"
#include "print.h"
+#define METADATA_TEXT_SIG "/* CTF 1.8"
BT_HIDDEN
bool ctf_fs_debug;
-enum bt_notification_iterator_status ctf_fs_iterator_next(
- struct bt_notification_iterator *iterator);
-
-struct bt_notification *ctf_fs_iterator_get(
- struct bt_notification_iterator *iterator)
-{
- struct ctf_fs_iterator *ctf_it =
- bt_notification_iterator_get_private_data(iterator);
-
- if (!ctf_it->current_notification) {
- (void) ctf_fs_iterator_next(iterator);
- }
-
- return bt_get(ctf_it->current_notification);
-}
+struct bt_notification_iterator_next_return ctf_fs_iterator_next(
+ struct bt_private_notification_iterator *iterator);
static
enum bt_notification_iterator_status ctf_fs_iterator_get_next_notification(
return ret;
}
-enum bt_notification_iterator_status ctf_fs_iterator_next(
- struct bt_notification_iterator *iterator)
+struct bt_notification_iterator_next_return ctf_fs_iterator_next(
+ struct bt_private_notification_iterator *iterator)
{
int heap_ret;
struct bt_ctf_stream *stream = NULL;
struct ctf_fs_stream *fs_stream;
- struct bt_notification *notification;
struct bt_notification *next_stream_notification;
- enum bt_notification_iterator_status ret =
- BT_NOTIFICATION_ITERATOR_STATUS_OK;
struct ctf_fs_iterator *ctf_it =
- bt_notification_iterator_get_private_data(iterator);
+ bt_private_notification_iterator_get_user_data(
+ iterator);
+ struct bt_notification_iterator_next_return ret = {
+ .status = BT_NOTIFICATION_ITERATOR_STATUS_OK,
+ .notification = NULL,
+ };
- notification = bt_notification_heap_pop(ctf_it->pending_notifications);
- if (!notification && !ctf_it->pending_streams) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_END;
+ ret.notification =
+ bt_notification_heap_pop(ctf_it->pending_notifications);
+ if (!ret.notification && !ctf_it->pending_streams) {
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_END;
goto end;
}
- if (!notification && ctf_it->pending_streams) {
+ if (!ret.notification && ctf_it->pending_streams) {
/*
* Insert at one notification per stream in the heap and pop
* one.
*/
- ret = populate_heap(ctf_it);
- if (ret) {
+ ret.status = populate_heap(ctf_it);
+ if (ret.status) {
goto end;
}
- notification = bt_notification_heap_pop(
+ ret.notification = bt_notification_heap_pop(
ctf_it->pending_notifications);
- if (!notification) {
- ret = BT_NOTIFICATION_ITERATOR_STATUS_END;
+ if (!ret.notification) {
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_END;
goto end;
}
}
/* notification is set from here. */
- stream = internal_bt_notification_get_stream(notification);
+ stream = internal_bt_notification_get_stream(ret.notification);
if (!stream) {
/*
* The current notification is not associated to a particular
goto end;
}
- ret = ctf_fs_iterator_get_next_notification(ctf_it, fs_stream,
+ ret.status = ctf_fs_iterator_get_next_notification(ctf_it, fs_stream,
&next_stream_notification);
- if ((ret && ret != BT_NOTIFICATION_ITERATOR_STATUS_END)) {
+ if ((ret.status && ret.status != BT_NOTIFICATION_ITERATOR_STATUS_END)) {
heap_ret = bt_notification_heap_insert(
- ctf_it->pending_notifications, notification);
+ ctf_it->pending_notifications,
+ ret.notification);
assert(!next_stream_notification);
if (heap_ret) {
* We're dropping the most recent notification, but at
* this point, something is seriously wrong...
*/
- ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
}
- BT_PUT(notification);
+ BT_PUT(ret.notification);
goto end;
}
- if (ret == BT_NOTIFICATION_ITERATOR_STATUS_END) {
+ if (ret.status == BT_NOTIFICATION_ITERATOR_STATUS_END) {
gboolean success;
/* Remove stream. */
success = g_hash_table_remove(ctf_it->stream_ht, stream);
assert(success);
- ret = BT_NOTIFICATION_ITERATOR_STATUS_OK;
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_OK;
} else {
heap_ret = bt_notification_heap_insert(ctf_it->pending_notifications,
next_stream_notification);
/*
* We're dropping the most recent notification...
*/
- ret = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
+ ret.status = BT_NOTIFICATION_ITERATOR_STATUS_NOMEM;
}
}
* notification.
*/
end:
- BT_MOVE(ctf_it->current_notification, notification);
bt_put(stream);
return ret;
}
static
void ctf_fs_iterator_destroy_data(struct ctf_fs_iterator *ctf_it)
{
- bt_put(ctf_it->current_notification);
+ if (!ctf_it) {
+ return;
+ }
bt_put(ctf_it->pending_notifications);
if (ctf_it->pending_streams) {
g_ptr_array_free(ctf_it->pending_streams, TRUE);
g_free(ctf_it);
}
-void ctf_fs_iterator_destroy(struct bt_notification_iterator *it)
+void ctf_fs_iterator_finalize(struct bt_private_notification_iterator *it)
{
- void *data = bt_notification_iterator_get_private_data(it);
+ void *data = bt_private_notification_iterator_get_user_data(it);
ctf_fs_iterator_destroy_data(data);
}
return ret;
}
-enum bt_notification_iterator_status ctf_fs_iterator_init(struct bt_component *source,
- struct bt_notification_iterator *it)
+enum bt_notification_iterator_status ctf_fs_iterator_init(
+ struct bt_private_notification_iterator *it,
+ struct bt_private_port *port)
{
struct ctf_fs_iterator *ctf_it;
struct ctf_fs_component *ctf_fs;
+ struct bt_private_component *source =
+ bt_private_notification_iterator_get_private_component(it);
enum bt_notification_iterator_status ret = BT_NOTIFICATION_ITERATOR_STATUS_OK;
assert(source && it);
- ctf_fs = bt_component_get_private_data(source);
+ ctf_fs = bt_private_component_get_user_data(source);
if (!ctf_fs) {
ret = BT_NOTIFICATION_ITERATOR_STATUS_INVAL;
goto end;
goto error;
}
- ret = bt_notification_iterator_set_private_data(it, ctf_it);
+ ret = bt_private_notification_iterator_set_user_data(it, ctf_it);
if (ret) {
goto error;
}
-end:
- return ret;
+ goto end;
+
error:
- (void) bt_notification_iterator_set_private_data(it, NULL);
+ (void) bt_private_notification_iterator_set_user_data(it, NULL);
ctf_fs_iterator_destroy_data(ctf_it);
- goto end;
+
+end:
+ bt_put(source);
+ return ret;
}
static
g_free(ctf_fs);
}
-void ctf_fs_destroy(struct bt_component *component)
+void ctf_fs_finalize(struct bt_private_component *component)
{
- void *data = bt_component_get_private_data(component);
+ void *data = bt_private_component_get_user_data(component);
ctf_fs_destroy_data(data);
}
}
BT_HIDDEN
-enum bt_component_status ctf_fs_init(struct bt_component *source,
+enum bt_component_status ctf_fs_init(struct bt_private_component *source,
struct bt_value *params, UNUSED_VAR void *init_method_data)
{
struct ctf_fs_component *ctf_fs;
goto end;
}
- ret = bt_component_set_private_data(source, ctf_fs);
+ ret = bt_private_component_set_user_data(source, ctf_fs);
if (ret != BT_COMPONENT_STATUS_OK) {
goto error;
}
end:
return ret;
error:
- (void) bt_component_set_private_data(source, NULL);
+ (void) bt_private_component_set_user_data(source, NULL);
ctf_fs_destroy_data(ctf_fs);
return ret;
}
+
+BT_HIDDEN
+struct bt_value *ctf_fs_query(struct bt_component_class *comp_class,
+ const char *object, struct bt_value *params)
+{
+ struct bt_value *results = NULL;
+ struct bt_value *path_value = NULL;
+ char *metadata_text = NULL;
+ FILE *metadata_fp = NULL;
+ GString *g_metadata_text = NULL;
+
+ if (strcmp(object, "metadata-info") == 0) {
+ int ret;
+ int bo;
+ const char *path;
+ bool is_packetized;
+
+ results = bt_value_map_create();
+ if (!results) {
+ goto error;
+ }
+
+ if (!bt_value_is_map(params)) {
+ fprintf(stderr,
+ "Query parameters is not a map value object\n");
+ goto error;
+ }
+
+ path_value = bt_value_map_get(params, "path");
+ ret = bt_value_string_get(path_value, &path);
+ if (ret) {
+ fprintf(stderr,
+ "Cannot get `path` string parameter\n");
+ goto error;
+ }
+
+ assert(path);
+ metadata_fp = ctf_fs_metadata_open_file(path);
+ if (!metadata_fp) {
+ fprintf(stderr,
+ "Cannot open trace at path `%s`\n", path);
+ goto error;
+ }
+
+ is_packetized = ctf_metadata_is_packetized(metadata_fp, &bo);
+
+ if (is_packetized) {
+ ret = ctf_metadata_packetized_file_to_buf(NULL,
+ metadata_fp, (uint8_t **) &metadata_text, bo);
+ if (ret) {
+ fprintf(stderr,
+ "Cannot decode packetized metadata file\n");
+ goto error;
+ }
+ } else {
+ long filesize;
+
+ fseek(metadata_fp, 0, SEEK_END);
+ filesize = ftell(metadata_fp);
+ rewind(metadata_fp);
+ metadata_text = malloc(filesize + 1);
+ if (!metadata_text) {
+ fprintf(stderr,
+ "Cannot allocate buffer for metadata text\n");
+ goto error;
+ }
+
+ if (fread(metadata_text, filesize, 1, metadata_fp) !=
+ 1) {
+ fprintf(stderr,
+ "Cannot read metadata file\n");
+ goto error;
+ }
+
+ metadata_text[filesize] = '\0';
+ }
+
+ g_metadata_text = g_string_new(NULL);
+ if (!g_metadata_text) {
+ goto error;
+ }
+
+ if (strncmp(metadata_text, METADATA_TEXT_SIG,
+ sizeof(METADATA_TEXT_SIG) - 1) != 0) {
+ g_string_assign(g_metadata_text, METADATA_TEXT_SIG);
+ g_string_append(g_metadata_text, " */\n\n");
+ }
+
+ g_string_append(g_metadata_text, metadata_text);
+
+ ret = bt_value_map_insert_string(results, "text",
+ g_metadata_text->str);
+ if (ret) {
+ fprintf(stderr, "Cannot insert metadata text into results\n");
+ goto error;
+ }
+
+ ret = bt_value_map_insert_bool(results, "is-packetized",
+ is_packetized);
+ if (ret) {
+ fprintf(stderr, "Cannot insert is packetized into results\n");
+ goto error;
+ }
+ } else {
+ fprintf(stderr, "Unknown query object `%s`\n", object);
+ goto error;
+ }
+
+ goto end;
+
+error:
+ BT_PUT(results);
+
+end:
+ bt_put(path_value);
+ free(metadata_text);
+
+ if (g_metadata_text) {
+ g_string_free(g_metadata_text, TRUE);
+ }
+
+ if (metadata_fp) {
+ fclose(metadata_fp);
+ }
+ return results;
+}