diff options
Diffstat (limited to 'src/VBox/Runtime/r3/solaris/RTFileQuerySectorSize-solaris.cpp')
-rw-r--r-- | src/VBox/Runtime/r3/solaris/RTFileQuerySectorSize-solaris.cpp | 90 |
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; +} + |