lib: make trace IR API const-correct

[babeltrace.git] / plugins / libctfcopytrace / ctfcopytrace.h

diff --git a/plugins/libctfcopytrace/ctfcopytrace.h b/plugins/libctfcopytrace/ctfcopytrace.h
index a02e33d041b9c0f6bf439c1037c55a9197757b10..c57f488b06e93186a3999e283d6aae228a9b6449 100644 (file)
--- a/plugins/libctfcopytrace/ctfcopytrace.h
+++ b/plugins/libctfcopytrace/ctfcopytrace.h
@@ -40,8 +40,8 @@ extern "C" {
  *
  * Returns NULL on error.
  */
-struct bt_clock_class *ctf_copy_clock_class(FILE *err,
-               struct bt_clock_class *clock_class);
+const struct bt_clock_class *ctf_copy_clock_class(FILE *err,
+               const struct bt_clock_class *clock_class);
 
 /*
  * Copy all the clock classes from the input trace and add them to the writer
@@ -52,9 +52,9 @@ struct bt_clock_class *ctf_copy_clock_class(FILE *err,
  */
 BT_HIDDEN
 enum bt_component_status ctf_copy_clock_classes(FILE *err,
-               struct bt_trace *writer_trace,
-               struct bt_stream_class *writer_stream_class,
-               struct bt_trace *trace);
+               const struct bt_trace *writer_trace,
+               const struct bt_stream_class *writer_stream_class,
+               const struct bt_trace *trace);
 
 /*
  * Create a copy of the event class passed in parameter.
@@ -62,9 +62,9 @@ enum bt_component_status ctf_copy_clock_classes(FILE *err,
  * Returns NULL on error.
  */
 BT_HIDDEN
-struct bt_event_class *ctf_copy_event_class(FILE *err,
-               struct bt_trace *trace_copy,
-               struct bt_event_class *event_class);
+const struct bt_event_class *ctf_copy_event_class(FILE *err,
+               const struct bt_trace *trace_copy,
+               const struct bt_event_class *event_class);
 
 /*
  * Copy all the event classes from the input stream class and add them to the
@@ -75,8 +75,8 @@ struct bt_event_class *ctf_copy_event_class(FILE *err,
  */
 BT_HIDDEN
 enum bt_component_status ctf_copy_event_classes(FILE *err,
-               struct bt_stream_class *stream_class,
-               struct bt_stream_class *writer_stream_class);
+               const struct bt_stream_class *stream_class,
+               const struct bt_stream_class *writer_stream_class);
 
 /*
  * Create a copy of the stream class passed in parameter.
@@ -84,9 +84,9 @@ enum bt_component_status ctf_copy_event_classes(FILE *err,
  * Returns NULL or error.
  */
 BT_HIDDEN
-struct bt_stream_class *ctf_copy_stream_class(FILE *err,
-               struct bt_stream_class *stream_class,
-               struct bt_trace *writer_trace,
+const struct bt_stream_class *ctf_copy_stream_class(FILE *err,
+               const struct bt_stream_class *stream_class,
+               const struct bt_trace *writer_trace,
                bool override_ts64);
 
 /*
@@ -98,8 +98,8 @@ struct bt_stream_class *ctf_copy_stream_class(FILE *err,
  */
 BT_HIDDEN
 enum bt_component_status ctf_copy_packet_context_field(FILE *err,
-               struct bt_field *field, const char *field_name,
-               struct bt_field *writer_packet_context,
+               const struct bt_field *field, const char *field_name,
+               const struct bt_field *writer_packet_context,
                struct bt_field_type *writer_packet_context_type);
 
 
@@ -110,8 +110,8 @@ enum bt_component_status ctf_copy_packet_context_field(FILE *err,
  * Returns 0 on success or -1 on error.
  */
 BT_HIDDEN
-int ctf_stream_copy_packet_header(FILE *err, struct bt_packet *packet,
-               struct bt_stream *writer_stream);
+int ctf_stream_copy_packet_header(FILE *err, const struct bt_packet *packet,
+               const struct bt_stream *writer_stream);
 
 /*
  * Copy the packet_header from the packet passed in parameter and assign it
@@ -120,8 +120,8 @@ int ctf_stream_copy_packet_header(FILE *err, struct bt_packet *packet,
  * Returns 0 on success or -1 on error.
  */
 BT_HIDDEN
-int ctf_packet_copy_header(FILE *err, struct bt_packet *packet,
-               struct bt_packet *writer_packet);
+int ctf_packet_copy_header(FILE *err, const struct bt_packet *packet,
+               const struct bt_packet *writer_packet);
 
 /*
  * Copy all the field values of the packet context from the packet passed in
@@ -130,8 +130,8 @@ int ctf_packet_copy_header(FILE *err, struct bt_packet *packet,
  * Returns 0 on success or -1 on error.
  */
 BT_HIDDEN
-int ctf_stream_copy_packet_context(FILE *err, struct bt_packet *packet,
-               struct bt_stream *writer_stream);
+int ctf_stream_copy_packet_context(FILE *err, const struct bt_packet *packet,
+               const struct bt_stream *writer_stream);
 
 /*
  * Copy all the field values of the packet context from the packet passed in
@@ -140,9 +140,9 @@ int ctf_stream_copy_packet_context(FILE *err, struct bt_packet *packet,
  * Returns 0 on success or -1 on error.
  */
 BT_HIDDEN
-int ctf_packet_copy_context(FILE *err, struct bt_packet *packet,
-               struct bt_stream *writer_stream,
-               struct bt_packet *writer_packet);
+int ctf_packet_copy_context(FILE *err, const struct bt_packet *packet,
+               const struct bt_stream *writer_stream,
+               const struct bt_packet *writer_packet);
 
 /*
  * Create and return a copy of the event passed in parameter. The caller has to
@@ -151,8 +151,8 @@ int ctf_packet_copy_context(FILE *err, struct bt_packet *packet,
  * Returns NULL on error.
  */
 BT_HIDDEN
-struct bt_event *ctf_copy_event(FILE *err, struct bt_event *event,
-               struct bt_event_class *writer_event_class,
+const struct bt_event *ctf_copy_event(FILE *err, const struct bt_event *event,
+               const struct bt_event_class *writer_event_class,
                bool override_ts64);
 
 /*
@@ -161,10 +161,10 @@ struct bt_event *ctf_copy_event(FILE *err, struct bt_event *event,
  * Returns 0 on success, -1 on error.
  */
 BT_HIDDEN
-int ctf_copy_event_header(FILE *err, struct bt_event *event,
-               struct bt_event_class *writer_event_class,
-               struct bt_event *writer_event,
-               struct bt_field *event_header);
+int ctf_copy_event_header(FILE *err, const struct bt_event *event,
+               const struct bt_event_class *writer_event_class,
+               const struct bt_event *writer_event,
+               const struct bt_field *event_header);
 
 /*
  * Copy the environment and the packet header from the input trace to the
@@ -174,8 +174,8 @@ int ctf_copy_event_header(FILE *err, struct bt_event *event,
  * error.
  */
 BT_HIDDEN
-enum bt_component_status ctf_copy_trace(FILE *err, struct bt_trace *trace,
-               struct bt_trace *writer_trace);
+enum bt_component_status ctf_copy_trace(FILE *err, const struct bt_trace *trace,
+               const struct bt_trace *writer_trace);
 
 #ifdef __cplusplus
 }