1 files changed, 90 insertions, 0 deletions
diff --git a/src/VBox/Runtime/r3/solaris/RTFileQuerySectorSize-solaris.cpp b/src/VBox/Runtime/r3/solaris/RTFileQuerySectorSize-solaris.cpp
new file mode 100644
index 00000000..4620b71c
--- /dev/null
+++ b/src/VBox/Runtime/r3/solaris/RTFileQuerySectorSize-solaris.cpp
@@ -0,0 +1,90 @@
+/* $Id: RTFileQuerySectorSize-solaris.cpp $ */
+/** @file
+ * IPRT - RTFileQuerySectorSize, Solaris.
+ */
+
+/*
+ * Copyright (C) 2017-2023 Oracle and/or its affiliates.
+ *
+ * This file is part of VirtualBox base platform packages, as
+ * available from https://www.virtualbox.org.
+ *
+ * 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, in version 3 of the
+ * License.
+ *
+ * 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 <https://www.gnu.org/licenses>.
+ *
+ * The contents of this file may alternatively be used under the terms
+ * of the Common Development and Distribution License Version 1.0
+ * (CDDL), a copy of it is provided in the "COPYING.CDDL" file included
+ * in the VirtualBox distribution, in which case the provisions of the
+ * CDDL are applicable instead of those of the GPL.
+ *
+ * You may elect to license modified versions of this file under the
+ * terms and conditions of either the GPL or the CDDL or both.
+ *
+ * SPDX-License-Identifier: GPL-3.0-only OR CDDL-1.0
+ */
+
+
+/*********************************************************************************************************************************
+*   Header Files                                                                                                                 *
+*********************************************************************************************************************************/
+#include "internal/iprt.h"
+#include <iprt/file.h>
+
+#include <iprt/assert.h>
+#include <iprt/errcore.h>
+
+#include <errno.h>
+#include <stropts.h>
+#include <sys/types.h>
+#include <sys/dkio.h>
+#include <sys/vtoc.h>
+#include <sys/stat.h>
+
+
+
+RTDECL(int) RTFileQuerySectorSize(RTFILE hFile, uint32_t *pcbSector)
+{
+    AssertPtrReturn(pcbSector, VERR_INVALID_PARAMETER);
+
+    int rc;
+    int const fd = (int)RTFileToNative(hFile);
+    struct stat DevStat = { 0 };
+    if (!fstat(fd, &DevStat))
+    {
+        if (S_ISBLK(DevStat.st_mode) || S_ISCHR(DevStat.st_mode))
+        {
+            struct dk_minfo MediaInfo;
+            if (!ioctl(fd, DKIOCGMEDIAINFO, &MediaInfo))
+            {
+                AssertReturn(MediaInfo.dki_lbsize > 0, VERR_INVALID_FUNCTION);
+                *pcbSector = MediaInfo.dki_lbsize;
+                return VINF_SUCCESS;
+            }
+            rc = RTErrConvertFromErrno(errno);
+            AssertMsgFailed(("ioctl failed: errno=%d / %Rrc\n", errno, rc));
+        }
+        else
+        {
+            AssertMsgFailed(("not a block or character device.\n"));
+            rc = VERR_INVALID_FUNCTION;
+        }
+    }
+    else
+    {
+        rc = RTErrConvertFromErrno(errno);
+        AssertMsgFailed(("fstat failed: errno=%d / %Rrc\n", errno, rc));
+    }
+    return rc;
+}
+