*/
#include <babeltrace/babeltrace-internal.h>
-#include <babeltrace/plugin/component.h>
+#include <babeltrace/component/component.h>
+#include "data-stream.h"
#define CTF_FS_COMPONENT_NAME "fs"
#define CTF_FS_COMPONENT_DESCRIPTION \
"Component used to read a CTF trace located on a file system."
-static bool ctf_fs_debug;
+BT_HIDDEN
+extern bool ctf_fs_debug;
struct bt_notification_heap;
struct bt_ctf_stream *stream;
/* FIXME There should be many and ctf_fs_stream should not own them. */
struct bt_ctf_notif_iter *notif_iter;
+ /* A stream is assumed to be indexed. */
+ struct index index;
void *mmap_addr;
+ /* Max length of chunk to mmap() when updating the current mapping. */
+ size_t mmap_max_len;
+ /* Length of the current mapping. */
size_t mmap_len;
+ /* Length of the current mapping which *exists* in the backing file. */
+ size_t mmap_valid_len;
+ /* Offset in the file where the current mapping starts. */
off_t mmap_offset;
+ /*
+ * Offset, in the current mapping, of the address to return on the next
+ * request.
+ */
off_t request_offset;
bool end_reached;
};
struct ctf_fs_iterator {
struct bt_notification_heap *pending_notifications;
+ struct bt_notification *current_notification;
+ /*
+ * struct ctf_fs_data_stream* which have not yet been associated to a
+ * bt_ctf_stream. The association is performed on the first packet
+ * read by the stream (since, at that point, we have read a packet
+ * header).
+ */
+ GPtrArray *pending_streams;
+ /* bt_ctf_stream -> ctf_fs_stream */
+ GHashTable *stream_ht;
};
struct ctf_fs_component_options {
GString *trace_path;
FILE *error_fp;
size_t page_size;
- struct bt_notification *current_notification;
- struct ctf_fs_metadata metadata;
struct ctf_fs_component_options options;
- GPtrArray *streams; /* struct ctf_fs_data_stream * */
+ struct ctf_fs_metadata *metadata;
};
BT_HIDDEN