pf2: add drv::Initialize(Volume *)

libraries/libvapours/source/prfile2/pdm/prfile2_pdm_upper_layer_part_api.cpp

@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2018-2020 Atmosphère-NX
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope 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/>.
+ */
+#if defined(ATMOSPHERE_IS_STRATOSPHERE)
+#include <stratosphere.hpp>
+#elif defined(ATMOSPHERE_IS_MESOSPHERE)
+#include <mesosphere.hpp>
+#elif defined(ATMOSPHERE_IS_EXOSPHERE)
+#include <exosphere.hpp>
+#else
+#include <vapours.hpp>
+#endif
+#include "prfile2_pdm_disk_set.hpp"
+
+namespace ams::prfile2::pdm::part {
+
+    pdm::Error CheckDataEraseRequest(HandleType part_handle, bool *out) {
+        /* Check parameters. */
+        Partition *part = GetPartition(part_handle);
+        if (out == nullptr || part == nullptr) {
+            return pdm::Error_InvalidParameter;
+        }
+
+        /* Get the disk. */
+        Disk *disk = GetDisk(part->disk_handle);
+        if (disk == nullptr) {
+            return pdm::Error_InvalidParameter;
+        }
+
+        /* Check for data erase function. */
+        *out = disk->erase_callback != nullptr;
+        return pdm::Error_Ok;
+    }
+
+}