X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fcommon%2Ftrace-chunk.h;h=52fce996020ed5926b26d8f43c01fb5a4c8040be;hp=8703d00444df7837069fdc54dc7fb68926456bf5;hb=b2621f79ae2fade4d2d7f21624dfe4649e5e3352;hpb=913a542b6eabb29468ab09a1503ed454427679f2

diff --git a/src/common/trace-chunk.h b/src/common/trace-chunk.h
index 8703d0044..52fce9960 100644
--- a/src/common/trace-chunk.h
+++ b/src/common/trace-chunk.h
@@ -61,6 +61,7 @@
  */
 
 struct lttng_trace_chunk;
+struct fd_tracker;
 
 enum lttng_trace_chunk_status {
         LTTNG_TRACE_CHUNK_STATUS_OK,
@@ -68,11 +69,14 @@ enum lttng_trace_chunk_status {
 	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 {
 	LTTNG_TRACE_CHUNK_COMMAND_TYPE_MOVE_TO_COMPLETED = 0,
-	LTTNG_TRACE_CHUNK_COMMAND_TYPE_MAX
+	LTTNG_TRACE_CHUNK_COMMAND_TYPE_NO_OPERATION = 1,
+	LTTNG_TRACE_CHUNK_COMMAND_TYPE_DELETE = 2,
+	LTTNG_TRACE_CHUNK_COMMAND_TYPE_MAX,
 };
 
 LTTNG_HIDDEN
@@ -81,7 +85,21 @@ struct lttng_trace_chunk *lttng_trace_chunk_create_anonymous(void);
 LTTNG_HIDDEN
 struct lttng_trace_chunk *lttng_trace_chunk_create(
 		uint64_t chunk_id,
-		time_t chunk_creation_time);
+		time_t chunk_creation_time,
+		const char *path);
+
+LTTNG_HIDDEN
+void lttng_trace_chunk_set_fd_tracker(struct lttng_trace_chunk *chunk,
+		struct fd_tracker *fd_tracker);
+
+/*
+ * 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(
@@ -104,10 +122,17 @@ enum lttng_trace_chunk_status lttng_trace_chunk_get_name(
 		struct lttng_trace_chunk *chunk, const char **name,
 		bool *name_overridden);
 
+LTTNG_HIDDEN
+bool lttng_trace_chunk_get_name_overridden(struct lttng_trace_chunk *chunk);
+
 LTTNG_HIDDEN
 enum lttng_trace_chunk_status lttng_trace_chunk_override_name(
 		struct lttng_trace_chunk *chunk, const char *name);
 
+LTTNG_HIDDEN
+enum lttng_trace_chunk_status lttng_trace_chunk_rename_path(
+		struct lttng_trace_chunk *chunk, const char *path);
+
 LTTNG_HIDDEN
 enum lttng_trace_chunk_status lttng_trace_chunk_get_credentials(
 		struct lttng_trace_chunk *chunk,
@@ -122,20 +147,24 @@ LTTNG_HIDDEN
 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_get_session_output_directory_handle(
+		struct lttng_trace_chunk *chunk,
+		struct lttng_directory_handle **handle);
+
+LTTNG_HIDDEN
+enum lttng_trace_chunk_status lttng_trace_chunk_borrow_chunk_directory_handle(
 		struct lttng_trace_chunk *chunk,
 		const struct lttng_directory_handle **handle);
 
@@ -147,7 +176,7 @@ enum lttng_trace_chunk_status lttng_trace_chunk_create_subdirectory(
 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,