X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=src%2Fplugins%2Fctf%2Ffs-src%2Fdata-stream-file.h;h=f033dab94f5931d18a71313d64ece928bfe2fd47;hb=dfcb42a693dadc4f869f8d5abaad1a92b5b853eb;hp=505e46af3dabaffa38695798442215f708cf39a8;hpb=f5f7e8dfac0e2a840f56201bb051610bfe219c58;p=babeltrace.git

diff --git a/src/plugins/ctf/fs-src/data-stream-file.h b/src/plugins/ctf/fs-src/data-stream-file.h
index 505e46af..f033dab9 100644
--- a/src/plugins/ctf/fs-src/data-stream-file.h
+++ b/src/plugins/ctf/fs-src/data-stream-file.h
@@ -36,6 +36,8 @@ struct ctf_fs_component;
 struct ctf_fs_file;
 struct ctf_fs_trace;
 struct ctf_fs_ds_file;
+struct ctf_fs_ds_file_group;
+struct ctf_fs_ds_group_medops_data;
 
 struct ctf_fs_ds_file_info {
 	/* Owned by this. */
@@ -65,9 +67,6 @@ struct ctf_fs_ds_file {
 	/* Owned by this */
 	bt_stream *stream;
 
-	/* Weak */
-	struct ctf_msg_iter *msg_iter;
-
 	void *mmap_addr;
 
 	/*
@@ -80,37 +79,30 @@ struct ctf_fs_ds_file {
 	size_t mmap_len;
 
 	/* Offset in the file where the current mapping starts. */
-	off_t mmap_offset;
+	off_t mmap_offset_in_file;
 
 	/*
 	 * Offset, in the current mapping, of the address to return on the next
 	 * request.
 	 */
-	off_t request_offset;
-
-	bool end_reached;
+	off_t request_offset_in_mapping;
 };
 
 BT_HIDDEN
 struct ctf_fs_ds_file *ctf_fs_ds_file_create(
 		struct ctf_fs_trace *ctf_fs_trace,
 		bt_self_message_iterator *self_msg_iter,
-		struct ctf_msg_iter *msg_iter,
 		bt_stream *stream, const char *path,
 		bt_logging_level log_level);
 
 BT_HIDDEN
 void ctf_fs_ds_file_destroy(struct ctf_fs_ds_file *stream);
 
-BT_HIDDEN
-bt_component_class_message_iterator_next_method_status ctf_fs_ds_file_next(
-		struct ctf_fs_ds_file *ds_file,
-		bt_message **msg);
-
 BT_HIDDEN
 struct ctf_fs_ds_index *ctf_fs_ds_file_build_index(
 		struct ctf_fs_ds_file *ds_file,
-		struct ctf_fs_ds_file_info *ds_file_info);
+		struct ctf_fs_ds_file_info *ds_file_info,
+		struct ctf_msg_iter *msg_iter);
 
 BT_HIDDEN
 struct ctf_fs_ds_index *ctf_fs_ds_index_create(bt_logging_level log_level,
@@ -119,6 +111,36 @@ struct ctf_fs_ds_index *ctf_fs_ds_index_create(bt_logging_level log_level,
 BT_HIDDEN
 void ctf_fs_ds_index_destroy(struct ctf_fs_ds_index *index);
 
+/*
+ * Medium operations to iterate on a single ctf_fs_ds_file.
+ *
+ * The data pointer when using this must be a pointer to the ctf_fs_ds_file.
+ */
 extern struct ctf_msg_iter_medium_ops ctf_fs_ds_file_medops;
 
+/*
+ * Medium operations to iterate on the packet of a ctf_fs_ds_group.
+ *
+ * The iteration is done based on the index of the group.
+ *
+ * The data pointer when using these medops must be a pointer to a ctf_fs_ds
+ * group_medops_data structure.
+ */
+BT_HIDDEN
+extern struct ctf_msg_iter_medium_ops ctf_fs_ds_group_medops;
+
+BT_HIDDEN
+enum ctf_msg_iter_medium_status ctf_fs_ds_group_medops_data_create(
+		struct ctf_fs_ds_file_group *ds_file_group,
+		bt_self_message_iterator *self_msg_iter,
+		bt_logging_level log_level,
+		struct ctf_fs_ds_group_medops_data **out);
+
+BT_HIDDEN
+void ctf_fs_ds_group_medops_data_reset(struct ctf_fs_ds_group_medops_data *data);
+
+BT_HIDDEN
+void ctf_fs_ds_group_medops_data_destroy(
+		struct ctf_fs_ds_group_medops_data *data);
+
 #endif /* CTF_FS_DS_FILE_H */