src.ctf.fs: merge all indexes to the fs_ds_group level

[babeltrace.git] / plugins / ctf / fs-src / fs.h

diff --git a/plugins/ctf/fs-src/fs.h b/plugins/ctf/fs-src/fs.h
index ed65aa3c446fe21864f9e73e0fcd2ec36a61872c..9364af22c1db71f722b1732a95ffae8773494414 100644 (file)
--- a/plugins/ctf/fs-src/fs.h
+++ b/plugins/ctf/fs-src/fs.h
@@ -99,6 +99,31 @@ struct ctf_fs_trace {
        uint64_t next_stream_id;
 };
 
+struct ctf_fs_ds_index_entry {
+       /* Position, in bytes, of the packet from the beginning of the file. */
+       uint64_t offset;
+
+       /* Size of the packet, in bytes. */
+       uint64_t packet_size;
+
+       /*
+        * Extracted from the packet context, relative to the respective fields'
+        * mapped clock classes (in cycles).
+        */
+       uint64_t timestamp_begin, timestamp_end;
+
+       /*
+        * Converted from the packet context, relative to the trace's EPOCH
+        * (in ns since EPOCH).
+        */
+       int64_t timestamp_begin_ns, timestamp_end_ns;
+};
+
+struct ctf_fs_ds_index {
+       /* Array of pointer to struct ctf_fs_fd_index_entry. */
+       GPtrArray *entries;
+};
+
 struct ctf_fs_ds_file_group {
        /*
         * Array of struct ctf_fs_ds_file_info, owned by this.
@@ -122,6 +147,20 @@ struct ctf_fs_ds_file_group {
 
        /* Weak, belongs to component */
        struct ctf_fs_trace *ctf_fs_trace;
+
+       /*
+        * Owned by this. May be NULL.
+        *
+        * A stream cannot be assumed to be indexed as the indexing might have
+        * been skipped. Moreover, the index's fields may not all be available
+        * depending on the producer (e.g. timestamp_begin/end are not
+        * mandatory).
+        *
+        * FIXME In such cases (missing fields), the indexing is aborted as
+        * no the index entries don't have a concept of fields being present
+        * or not.
+        */
+       struct ctf_fs_ds_index *index;
 };
 
 struct ctf_fs_port_data {