libyssprof-analyze: add document type for allocations

src/libsysprof-analyze/sysprof-document-allocation.c

@@ -0,0 +1,172 @@
+/* sysprof-document-allocation.c
+ *
+ * Copyright 2023 Christian Hergert <chergert@redhat.com>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#include "config.h"
+
+#include "sysprof-document-frame-private.h"
+#include "sysprof-document-allocation.h"
+
+struct _SysprofDocumentAllocation
+{
+  SysprofDocumentFrame parent_instance;
+};
+
+struct _SysprofDocumentAllocationClass
+{
+  SysprofDocumentFrameClass parent_class;
+};
+
+enum {
+  PROP_0,
+  PROP_ADDRESS,
+  PROP_SIZE,
+  PROP_TID,
+  N_PROPS
+};
+
+G_DEFINE_FINAL_TYPE (SysprofDocumentAllocation, sysprof_document_allocation, SYSPROF_TYPE_DOCUMENT_FRAME)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sysprof_document_allocation_get_property (GObject    *object,
+                                          guint       prop_id,
+                                          GValue     *value,
+                                          GParamSpec *pspec)
+{
+  SysprofDocumentAllocation *self = SYSPROF_DOCUMENT_ALLOCATION (object);
+
+  switch (prop_id)
+    {
+    case PROP_ADDRESS:
+      g_value_set_uint64 (value, sysprof_document_allocation_get_address (self));
+      break;
+
+    case PROP_SIZE:
+      g_value_set_int64 (value, sysprof_document_allocation_get_size (self));
+      break;
+
+    case PROP_TID:
+      g_value_set_int (value, sysprof_document_allocation_get_tid (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_document_allocation_class_init (SysprofDocumentAllocationClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->get_property = sysprof_document_allocation_get_property;
+
+  /**
+   * SysprofDocumentAllocation:tid:
+   *
+   * The task-id or thread-id of the thread which was sampled.
+   *
+   * On Linux, this is generally set to the value of the gettid() syscall.
+   *
+   * Since: 45
+   */
+  properties [PROP_TID] =
+    g_param_spec_int ("tid", NULL, NULL,
+                      G_MININT32, G_MAXINT32, 0,
+                      (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  /**
+   * SysprofDocumentAllocation:address:
+   *
+   * The address that was allocated or freed.
+   *
+   * Since: 45
+   */
+  properties [PROP_ADDRESS] =
+    g_param_spec_uint64 ("address", NULL, NULL,
+                         0, G_MAXUINT64, 0,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  /**
+   * SysprofDocumentAllocation:size:
+   *
+   * The size of the memory that was allocated or freed.
+   */
+  properties [PROP_SIZE] =
+    g_param_spec_int64 ("size", NULL, NULL,
+                        G_MININT64, G_MAXINT64, 0,
+                        (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_document_allocation_init (SysprofDocumentAllocation *self)
+{
+}
+
+guint64
+sysprof_document_allocation_get_address (SysprofDocumentAllocation *self)
+{
+  const SysprofCaptureAllocation *allocation;
+
+  g_return_val_if_fail (SYSPROF_IS_DOCUMENT_ALLOCATION (self), 0);
+
+  allocation = SYSPROF_DOCUMENT_FRAME_GET (self, SysprofCaptureAllocation);
+
+  return SYSPROF_DOCUMENT_FRAME_UINT64 (self, allocation->alloc_addr);
+}
+
+gint64
+sysprof_document_allocation_get_size (SysprofDocumentAllocation *self)
+{
+  const SysprofCaptureAllocation *allocation;
+
+  g_return_val_if_fail (SYSPROF_IS_DOCUMENT_ALLOCATION (self), 0);
+
+  allocation = SYSPROF_DOCUMENT_FRAME_GET (self, SysprofCaptureAllocation);
+
+  return SYSPROF_DOCUMENT_FRAME_INT64 (self, allocation->alloc_size);
+}
+
+int
+sysprof_document_allocation_get_tid (SysprofDocumentAllocation *self)
+{
+  const SysprofCaptureAllocation *allocation;
+
+  g_return_val_if_fail (SYSPROF_IS_DOCUMENT_ALLOCATION (self), 0);
+
+  allocation = SYSPROF_DOCUMENT_FRAME_GET (self, SysprofCaptureAllocation);
+
+  return SYSPROF_DOCUMENT_FRAME_INT32 (self, allocation->tid);
+}
+
+gboolean
+sysprof_document_allocation_is_free (SysprofDocumentAllocation *self)
+{
+  const SysprofCaptureAllocation *allocation;
+
+  g_return_val_if_fail (SYSPROF_IS_DOCUMENT_ALLOCATION (self), 0);
+
+  allocation = SYSPROF_DOCUMENT_FRAME_GET (self, SysprofCaptureAllocation);
+
+  return allocation->alloc_size == 0;
+}