LTTNG_TRACE_CHUNK_STATUS_INVALID_ARGUMENT,
LTTNG_TRACE_CHUNK_STATUS_INVALID_OPERATION,
LTTNG_TRACE_CHUNK_STATUS_ERROR,
+ LTTNG_TRACE_CHUNK_STATUS_NO_FILE,
};
enum lttng_trace_chunk_command_type {
uint64_t chunk_id,
time_t chunk_creation_time);
+/*
+ * Copy a trace chunk. The copy that is returned is always a _user_
+ * mode chunk even if the source chunk was an _owner_ as there can never be
+ * two _owners_ of the same trace output.
+ */
+LTTNG_HIDDEN
+struct lttng_trace_chunk *lttng_trace_chunk_copy(
+ struct lttng_trace_chunk *source_chunk);
+
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_get_id(
struct lttng_trace_chunk *chunk, uint64_t *id);
enum lttng_trace_chunk_status lttng_trace_chunk_set_credentials_current_user(
struct lttng_trace_chunk *chunk);
-/* session_output_directory ownership is transferred to the chunk on success. */
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_set_as_owner(
struct lttng_trace_chunk *chunk,
struct lttng_directory_handle *session_output_directory);
-/* chunk_output_directory ownership is transferred to the chunk on success. */
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_set_as_user(
struct lttng_trace_chunk *chunk,
struct lttng_directory_handle *chunk_directory);
LTTNG_HIDDEN
-enum lttng_trace_chunk_status lttng_trace_chunk_get_chunk_directory_handle(
+enum lttng_trace_chunk_status lttng_trace_chunk_borrow_chunk_directory_handle(
struct lttng_trace_chunk *chunk,
const struct lttng_directory_handle **handle);
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_open_file(
struct lttng_trace_chunk *chunk, const char *filename,
- int flags, mode_t mode, int *out_fd);
+ int flags, mode_t mode, int *out_fd, bool expect_no_file);
LTTNG_HIDDEN
int lttng_trace_chunk_unlink_file(struct lttng_trace_chunk *chunk,