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libsysprof-profiler: add reader and FD helpers for recording

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This commit is contained in:
Christian Hergert
2023-07-08 11:19:18 -07:00
parent db88129c81
commit cbf12f07f8
2 changed files with 55 additions and 17 deletions
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34
src/libsysprof-profile/sysprof-recording.c
View File

@ -690,3 +690,37 @@ sysprof_recording_get_event_count (SysprofRecording *self)
+ self->stat.frame_count[SYSPROF_CAPTURE_FRAME_MARK] + self->stat.frame_count[SYSPROF_CAPTURE_FRAME_MARK]
+ self->stat.frame_count[SYSPROF_CAPTURE_FRAME_LOG]; + self->stat.frame_count[SYSPROF_CAPTURE_FRAME_LOG];
} }
/**
* sysprof_recording_create_reader:
* @self: a #SysprofRecording
*
* Creates a new reader for the recording's writer.
*
* Returns: (transfer full): a #SysprofCaptureReader
*/
SysprofCaptureReader *
sysprof_recording_create_reader (SysprofRecording *self)
{
g_return_val_if_fail (SYSPROF_IS_RECORDING (self), NULL);
return sysprof_capture_writer_create_reader (self->writer);
}
/**
* sysprof_recording_dup_fd:
* @self: a #SysprofRecording
*
* Duplicates the FD that is being used for writing the recording. This can
* be useful if you want to open the recording using a
* #SysprofDocumentLoader.
*
* Returns: a FD that the caller should `close()` when no longer in use.
*/
int
sysprof_recording_dup_fd (SysprofRecording *self)
{
g_return_val_if_fail (SYSPROF_IS_RECORDING (self), -1);
return _sysprof_capture_writer_dup_fd (self->writer);
}

38
src/libsysprof-profile/sysprof-recording.h
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@ -32,28 +32,32 @@ SYSPROF_AVAILABLE_IN_ALL
G_DECLARE_FINAL_TYPE (SysprofRecording, sysprof_recording, SYSPROF, RECORDING, GObject) G_DECLARE_FINAL_TYPE (SysprofRecording, sysprof_recording, SYSPROF, RECORDING, GObject)
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
GListModel *sysprof_recording_list_diagnostics (SysprofRecording *self); GListModel *sysprof_recording_list_diagnostics (SysprofRecording *self);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
gint64 sysprof_recording_get_duration (SysprofRecording *self); gint64 sysprof_recording_get_duration (SysprofRecording *self);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
gint64 sysprof_recording_get_event_count (SysprofRecording *self); gint64 sysprof_recording_get_event_count (SysprofRecording *self);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
void sysprof_recording_wait_async (SysprofRecording *self, void sysprof_recording_wait_async (SysprofRecording *self,
GCancellable *cancellable, GCancellable *cancellable,
GAsyncReadyCallback callback, GAsyncReadyCallback callback,
gpointer user_data); gpointer user_data);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
gboolean sysprof_recording_wait_finish (SysprofRecording *self, gboolean sysprof_recording_wait_finish (SysprofRecording *self,
GAsyncResult *result, GAsyncResult *result,
GError **error); GError **error);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
void sysprof_recording_stop_async (SysprofRecording *self, SysprofCaptureReader *sysprof_recording_create_reader (SysprofRecording *self);
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
SYSPROF_AVAILABLE_IN_ALL SYSPROF_AVAILABLE_IN_ALL
gboolean sysprof_recording_stop_finish (SysprofRecording *self, int sysprof_recording_dup_fd (SysprofRecording *self) G_GNUC_WARN_UNUSED_RESULT;
GAsyncResult *result, SYSPROF_AVAILABLE_IN_ALL
GError **error); void sysprof_recording_stop_async (SysprofRecording *self,
GCancellable *cancellable,
GAsyncReadyCallback callback,
gpointer user_data);
SYSPROF_AVAILABLE_IN_ALL
gboolean sysprof_recording_stop_finish (SysprofRecording *self,
GAsyncResult *result,
GError **error);
G_END_DECLS G_END_DECLS