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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-11 08:17:27 +0000
commitf215e02bf85f68d3a6106c2a1f4f7f063f819064 (patch)
tree6bb5b92c046312c4e95ac2620b10ddf482d3fa8b /include/iprt/cdrom.h
parentInitial commit. (diff)
downloadvirtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.tar.xz
virtualbox-f215e02bf85f68d3a6106c2a1f4f7f063f819064.zip
Adding upstream version 7.0.14-dfsg.upstream/7.0.14-dfsg
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'include/iprt/cdrom.h')
-rw-r--r--include/iprt/cdrom.h195
1 files changed, 195 insertions, 0 deletions
diff --git a/include/iprt/cdrom.h b/include/iprt/cdrom.h
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+/** @file
+ * IPRT CD/DVD/BD-ROM Drive API.
+ */
+
+/*
+ * Copyright (C) 2012-2023 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
+ */
+
+#ifndef IPRT_INCLUDED_cdrom_h
+#define IPRT_INCLUDED_cdrom_h
+#ifndef RT_WITHOUT_PRAGMA_ONCE
+# pragma once
+#endif
+
+#include <iprt/types.h>
+
+RT_C_DECLS_BEGIN
+
+/** @defgroup grp_rt_cdrom IPRT CD/DVD/BD-ROM Drive API
+ * @ingroup grp_rt
+ *
+ * The user of the API is currently resposible for serializing calls to it.
+ *
+ * @{
+ */
+
+/** CD-ROM drive handle. */
+typedef struct RTCDROMINT *RTCDROM;
+/** Pointer to a CD-ROM handle. */
+typedef RTCDROM *PRTCDROM;
+/** NIL CD-ROM handle value. */
+#define NIL_RTCDROM ((RTCDROM)0)
+
+
+/** @name CD-ROM open flags.
+ * @{ */
+#define RTCDROM_O_READ RT_BIT(0)
+#define RTCDROM_O_WRITE RT_BIT(1)
+#define RTCDROM_O_CONTROL RT_BIT(2)
+#define RTCDROM_O_QUERY RT_BIT(3)
+#define RTCDROM_O_ALL_ACCESS (RTCDROM_O_READ | RTCDROM_O_WRITE | RTCDROM_O_CONTROL | RTCDROM_O_QUERY)
+/** @} */
+
+/**
+ * Opens the CD-ROM drive (by name).
+ *
+ * @returns IPRT status code.
+ * @param pszName The CD-ROM name (path).
+ * @param fFlags Open flags, see RTCDROM_O_XXX.
+ * @param phCdrom Where to return the CDROM handle.
+ */
+RTDECL(int) RTCdromOpen(const char *pszName, uint32_t fFlags, PRTCDROM phCdrom);
+
+/**
+ * Retains a reference to the CD-ROM handle.
+ *
+ * @returns New reference count, UINT32_MAX on invalid handle (asserted).
+ * @param hCdrom The CD-ROM handle to retain.
+ */
+RTDECL(uint32_t) RTCdromRetain(RTCDROM hCdrom);
+
+/**
+ * Releases a reference to the CD-ROM handle.
+ *
+ * When the reference count reaches zero, the CD-ROM handle is destroy.
+ *
+ * @returns New reference count, UINT32_MAX on invalid handle (asserted).
+ * @param hCdrom The CD-ROM handle to retain.
+ */
+RTDECL(uint32_t) RTCdromRelease(RTCDROM hCdrom);
+
+/**
+ * Query the primary mount point of the CD-ROM.
+ *
+ * @returns IPRT status code.
+ * @retval VERR_BUFFER_OVERFLOW if the buffer is too small. The buffer will be
+ * set to an empty string if possible.
+ *
+ * @param hCdrom The CD-ROM handle.
+ * @param pszMountPoint Where to return the mount point.
+ * @param cbMountPoint The size of the mount point buffer.
+ */
+RTDECL(int) RTCdromQueryMountPoint(RTCDROM hCdrom, char *pszMountPoint, size_t cbMountPoint);
+
+/**
+ * Unmounts all file-system mounts related to the CD-ROM.
+ *
+ * @returns IPRT status code.
+ * @param hCdrom The CD-ROM handle.
+ */
+RTDECL(int) RTCdromUnmount(RTCDROM hCdrom);
+
+/**
+ * Ejects the CD-ROM from the drive.
+ *
+ * @returns IPRT status code.
+ * @param hCdrom The CD-ROM handle.
+ * @param fForce If set, unmount and unlock will be performed.
+ */
+RTDECL(int) RTCdromEject(RTCDROM hCdrom, bool fForce);
+
+/**
+ * Locks the CD-ROM so it cannot be ejected by the user or system.
+ *
+ * @returns IPRT status code.
+ * @param hCdrom The CD-ROM handle.
+ */
+RTDECL(int) RTCdromLock(RTCDROM hCdrom);
+
+/**
+ * Unlocks the CD-ROM so it can be ejected by the user or system.
+ *
+ * @returns IPRT status code.
+ * @param hCdrom The CD-ROM handle.
+ */
+RTDECL(int) RTCdromUnlock(RTCDROM hCdrom);
+
+
+/** @name Ordinal / Enumeration
+ * @{ */
+/**
+ * Get the current number of CD-ROMs.
+ *
+ * This is handy for using RTCdromOpenByOrdinal() or RTCdromOrdinalToName() to
+ * perform some kind of enumeration of all drives.
+ *
+ * @returns Number of CD-ROM drivers in the system.
+ */
+RTDECL(unsigned) RTCdromCount(void);
+
+/**
+ * Translates an CD-ROM drive ordinal number to a path suitable for RTCdromOpen.
+ *
+ * @returns IRPT status code.
+ * @retval VINF_SUCCESS on success, with the name in the buffer.
+ * @retval VERR_BUFFER_OVERFLOW if the buffer is too small. The buffer will be
+ * set to an empty string if possible, in order to prevent trouble.
+ * @retval VERR_OUT_OF_RANGE if the ordinal number is higher than the current
+ * number of CD-ROM drives.
+ *
+ * @param iCdrom The CD-ROM drive ordinal. Starts at 0.
+ * @param pszName Where to return the name (path).
+ * @param cbName Size of the output buffer.
+ *
+ * @remarks The ordinals are volatile. They may change as drives are attached
+ * or detected from the host.
+ */
+RTDECL(int) RTCdromOrdinalToName(unsigned iCdrom, char *pszName, size_t cbName);
+
+/**
+ * Combination of RTCdromOrdinalToName() and RTCdromOpen().
+ *
+ * @returns IPRT status code.
+ * @param iCdrom The CD-ROM number.
+ * @param fFlags Open flags, see RTCDROM_O_XXX.
+ * @param phCdrom Where to return the CDROM handle .
+ * @remarks See remarks on RTCdromOrdinalToName().
+ */
+RTDECL(int) RTCdromOpenByOrdinal(unsigned iCdrom, uint32_t fFlags, PRTCDROM phCdrom);
+
+/** @} */
+
+/** @} */
+
+RT_C_DECLS_END
+
+#endif /* !IPRT_INCLUDED_cdrom_h */
+