libsysprof-analyze: start on object to represent a mount

src/libsysprof-analyze/meson.build

@@ -25,6 +25,7 @@ libsysprof_analyze_private_sources = [
   'sysprof-document-bitset-index.c',
   'sysprof-mapped-file.c',
   'sysprof-memory-map.c',
+  'sysprof-mount.c',
   'sysprof-mount-device.c',
   'sysprof-mount-namespace.c',
 ]

src/libsysprof-analyze/sysprof-mount-private.h

@@ -0,0 +1,41 @@
+/* sysprof-mount-private.h
+ *
+ * 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
+ */
+
+#pragma once
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define SYSPROF_TYPE_MOUNT (sysprof_mount_get_type())
+
+G_DECLARE_FINAL_TYPE (SysprofMount, sysprof_mount, SYSPROF, MOUNT, GObject)
+
+SysprofMount *sysprof_mount_new_for_mountinfo     (const char   *mountinfo);
+int           sysprof_mount_get_device_major      (SysprofMount *self);
+int           sysprof_mount_get_device_minor      (SysprofMount *self);
+const char   *sysprof_mount_get_root              (SysprofMount *self);
+const char   *sysprof_mount_get_mount_path        (SysprofMount *self);
+const char   *sysprof_mount_get_mount_source      (SysprofMount *self);
+const char   *sysprof_mount_get_filesystem_type   (SysprofMount *self);
+const char   *sysprof_mount_get_superblock_option (SysprofMount *self,
+                                                   const char   *option);
+
+G_END_DECLS

src/libsysprof-analyze/sysprof-mount.c

@@ -0,0 +1,198 @@
+/* sysprof-mount.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-mount-private.h"
+
+struct _SysprofMount
+{
+  GObject parent_instance;
+  int device_major;
+  int device_minor;
+  GRefString *root;
+  GRefString *mount_path;
+  GRefString *mount_source;
+  GRefString *filesystem_type;
+  GRefString *superblock_options;
+};
+
+enum {
+  PROP_0,
+  PROP_DEVICE_MAJOR,
+  PROP_DEVICE_MINOR,
+  PROP_ROOT,
+  PROP_MOUNT_PATH,
+  PROP_MOUNT_SOURCE,
+  PROP_FILESYSTEM_TYPE,
+  N_PROPS
+};
+
+G_DEFINE_FINAL_TYPE (SysprofMount, sysprof_mount, G_TYPE_OBJECT)
+
+static GParamSpec *properties [N_PROPS];
+
+static void
+sysprof_mount_finalize (GObject *object)
+{
+  SysprofMount *self = (SysprofMount *)object;
+
+  g_clear_pointer (&self->root, g_ref_string_release);
+  g_clear_pointer (&self->mount_path, g_ref_string_release);
+  g_clear_pointer (&self->mount_source, g_ref_string_release);
+  g_clear_pointer (&self->filesystem_type, g_ref_string_release);
+  g_clear_pointer (&self->superblock_options, g_ref_string_release);
+
+  G_OBJECT_CLASS (sysprof_mount_parent_class)->finalize (object);
+}
+
+static void
+sysprof_mount_get_property (GObject    *object,
+                            guint       prop_id,
+                            GValue     *value,
+                            GParamSpec *pspec)
+{
+  SysprofMount *self = SYSPROF_MOUNT (object);
+
+  switch (prop_id)
+    {
+    case PROP_DEVICE_MAJOR:
+      g_value_set_int (value, sysprof_mount_get_device_major (self));
+      break;
+
+    case PROP_DEVICE_MINOR:
+      g_value_set_int (value, sysprof_mount_get_device_minor (self));
+      break;
+
+    case PROP_ROOT:
+      g_value_set_string (value, sysprof_mount_get_root (self));
+      break;
+
+    case PROP_MOUNT_PATH:
+      g_value_set_string (value, sysprof_mount_get_mount_path (self));
+      break;
+
+    case PROP_MOUNT_SOURCE:
+      g_value_set_string (value, sysprof_mount_get_mount_source (self));
+      break;
+
+    case PROP_FILESYSTEM_TYPE:
+      g_value_set_string (value, sysprof_mount_get_filesystem_type (self));
+      break;
+
+    default:
+      G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+    }
+}
+
+static void
+sysprof_mount_class_init (SysprofMountClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->finalize = sysprof_mount_finalize;
+  object_class->get_property = sysprof_mount_get_property;
+
+  properties[PROP_DEVICE_MAJOR] =
+    g_param_spec_int ("device-major", NULL, NULL,
+                      G_MININT, G_MAXINT, 0,
+                      (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_DEVICE_MINOR] =
+    g_param_spec_int ("device-minor", NULL, NULL,
+                      G_MININT, G_MAXINT, 0,
+                      (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_ROOT] =
+    g_param_spec_string ("root", NULL, NULL,
+                         NULL,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_MOUNT_PATH] =
+    g_param_spec_string ("mount-path", NULL, NULL,
+                         NULL,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_MOUNT_SOURCE] =
+    g_param_spec_string ("mount-source", NULL, NULL,
+                         NULL,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  properties[PROP_FILESYSTEM_TYPE] =
+    g_param_spec_string ("filesystem-type", NULL, NULL,
+                         NULL,
+                         (G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
+
+  g_object_class_install_properties (object_class, N_PROPS, properties);
+}
+
+static void
+sysprof_mount_init (SysprofMount *self)
+{
+}
+
+SysprofMount *
+sysprof_mount_new_for_mountinfo (const char *mountinfo)
+{
+  return NULL;
+}
+
+int
+sysprof_mount_get_device_major (SysprofMount *self)
+{
+  return self->device_major;
+}
+
+int
+sysprof_mount_get_device_minor (SysprofMount *self)
+{
+  return self->device_minor;
+}
+
+const char *
+sysprof_mount_get_root (SysprofMount *self)
+{
+  return self->root;
+}
+
+const char *
+sysprof_mount_get_mount_path (SysprofMount *self)
+{
+  return self->mount_path;
+}
+
+const char *
+sysprof_mount_get_mount_source (SysprofMount *self)
+{
+  return self->mount_source;
+}
+
+const char *
+sysprof_mount_get_filesystem_type (SysprofMount *self)
+{
+  return self->filesystem_type;
+}
+
+const char *
+sysprof_mount_get_superblock_option (SysprofMount *self,
+                                     const char   *option)
+{
+  return NULL;
+}