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[src/trunk]: src/usr.sbin/fstyp fstyp: Add HFS+ support
details: https://anonhg.NetBSD.org/src/rev/5db9632cac09
branches: trunk
changeset: 466611:5db9632cac09
user: tkusumi <tkusumi%NetBSD.org@localhost>
date: Fri Dec 27 11:06:23 2019 +0000
description:
fstyp: Add HFS+ support
taken-from: FreeBSD (freebsd/freebsd@b4d7ad9f787e74e712423def67de8bd76f71943a)
diffstat:
usr.sbin/fstyp/Makefile | 4 +-
usr.sbin/fstyp/fstyp.c | 5 +-
usr.sbin/fstyp/fstyp.h | 3 +-
usr.sbin/fstyp/hfsplus.c | 125 +++++++++++++++++++++++++++++++++++++++++++++++
4 files changed, 132 insertions(+), 5 deletions(-)
diffs (187 lines):
diff -r ff1ff9451750 -r 5db9632cac09 usr.sbin/fstyp/Makefile
--- a/usr.sbin/fstyp/Makefile Fri Dec 27 10:20:01 2019 +0000
+++ b/usr.sbin/fstyp/Makefile Fri Dec 27 11:06:23 2019 +0000
@@ -1,9 +1,9 @@
-# $NetBSD: Makefile,v 1.6 2019/11/18 14:53:34 tkusumi Exp $
+# $NetBSD: Makefile,v 1.7 2019/12/27 11:06:23 tkusumi Exp $
.include <bsd.own.mk>
PROG= fstyp
-SRCS= cd9660.c exfat.c ext2fs.c fstyp.c msdosfs.c ntfs.c ufs.c
+SRCS= cd9660.c exfat.c ext2fs.c fstyp.c hfsplus.c msdosfs.c ntfs.c ufs.c
.if (${MKZFS} != "no")
SRCS+= zfs.c
diff -r ff1ff9451750 -r 5db9632cac09 usr.sbin/fstyp/fstyp.c
--- a/usr.sbin/fstyp/fstyp.c Fri Dec 27 10:20:01 2019 +0000
+++ b/usr.sbin/fstyp/fstyp.c Fri Dec 27 11:06:23 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: fstyp.c,v 1.3 2019/11/18 14:53:34 tkusumi Exp $ */
+/* $NetBSD: fstyp.c,v 1.4 2019/12/27 11:06:23 tkusumi Exp $ */
/*-
* Copyright (c) 2017 The NetBSD Foundation, Inc.
@@ -35,7 +35,7 @@
*
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: fstyp.c,v 1.3 2019/11/18 14:53:34 tkusumi Exp $");
+__RCSID("$NetBSD: fstyp.c,v 1.4 2019/12/27 11:06:23 tkusumi Exp $");
#include <sys/disklabel.h>
#include <sys/dkio.h>
@@ -66,6 +66,7 @@
{ "cd9660", &fstyp_cd9660, false },
{ "exfat", &fstyp_exfat, false },
{ "ext2fs", &fstyp_ext2fs, false },
+ { "hfs+", &fstyp_hfsp, false },
{ "msdosfs", &fstyp_msdosfs, false },
{ "ntfs", &fstyp_ntfs, false },
{ "ufs", &fstyp_ufs, false },
diff -r ff1ff9451750 -r 5db9632cac09 usr.sbin/fstyp/fstyp.h
--- a/usr.sbin/fstyp/fstyp.h Fri Dec 27 10:20:01 2019 +0000
+++ b/usr.sbin/fstyp/fstyp.h Fri Dec 27 11:06:23 2019 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: fstyp.h,v 1.2 2019/11/18 14:53:34 tkusumi Exp $ */
+/* $NetBSD: fstyp.h,v 1.3 2019/12/27 11:06:23 tkusumi Exp $ */
/*-
* Copyright (c) 2017 The NetBSD Foundation, Inc.
@@ -46,6 +46,7 @@
int fstyp_cd9660(FILE *, char *, size_t);
int fstyp_exfat(FILE *fp, char *label, size_t size);
int fstyp_ext2fs(FILE *, char *, size_t);
+int fstyp_hfsp(FILE *fp, char *label, size_t size);
int fstyp_msdosfs(FILE *, char *, size_t);
int fstyp_ntfs(FILE *, char *, size_t);
int fstyp_ufs(FILE *, char *, size_t);
diff -r ff1ff9451750 -r 5db9632cac09 usr.sbin/fstyp/hfsplus.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/usr.sbin/fstyp/hfsplus.c Fri Dec 27 11:06:23 2019 +0000
@@ -0,0 +1,125 @@
+/* $NetBSD: hfsplus.c,v 1.1 2019/12/27 11:06:23 tkusumi Exp $ */
+/*
+ * Copyright (c) 2019 Conrad Meyer <cem%FreeBSD.org@localhost>. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: hfsplus.c,v 1.1 2019/12/27 11:06:23 tkusumi Exp $");
+
+#include <assert.h>
+#include <err.h>
+#include <errno.h>
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "fstyp.h"
+
+/*
+ * https://developer.apple.com/library/archive/technotes/tn/tn1150.html
+ */
+
+#define VOL_HDR_OFF 1024
+
+typedef uint32_t hfsp_cat_nodeid;
+
+typedef struct hfsp_ext_desc {
+ uint32_t ex_startBlock;
+ uint32_t ex_blockCount;
+} hfsp_ext_desc;
+
+typedef struct hfsp_fork_data {
+ uint64_t fd_logicalSz;
+ uint32_t fd_clumpSz;
+ uint32_t fd_totalBlocks;
+ hfsp_ext_desc fd_extents[8];
+} hfsp_fork_data;
+
+struct hfsp_vol_hdr {
+ char hp_signature[2];
+ uint16_t hp_version;
+ uint32_t hp_attributes;
+ uint32_t hp_lastMounted;
+ uint32_t hp_journalInfoBlock;
+
+ /* Creation / etc dates. */
+ uint32_t hp_create;
+ uint32_t hp_modify;
+ uint32_t hp_backup;
+ uint32_t hp_checked;
+
+ /* Stats */
+ uint32_t hp_files;
+ uint32_t hp_folders;
+
+ /* Parameters */
+ uint32_t hp_blockSize;
+ uint32_t hp_totalBlocks;
+ uint32_t hp_freeBlocks;
+
+ uint32_t hp_nextAlloc;
+ uint32_t hp_rsrcClumpSz;
+ uint32_t hp_dataClumpSz;
+
+ hfsp_cat_nodeid hp_nextCatID;
+
+ uint32_t hp_writeCount;
+ uint64_t hp_encodingsBM;
+
+ uint32_t hp_finderInfo[8];
+
+ hfsp_fork_data hp_allocationFile;
+ hfsp_fork_data hp_extentsFile;
+ hfsp_fork_data hp_catalogFile;
+ hfsp_fork_data hp_attributesFile;
+ hfsp_fork_data hp_startupFile;
+};
+_Static_assert(sizeof(struct hfsp_vol_hdr) == 512, "");
+
+int
+fstyp_hfsp(FILE *fp, char *label, size_t size)
+{
+ struct hfsp_vol_hdr *hdr;
+ int retval;
+
+ retval = 1;
+ hdr = read_buf(fp, VOL_HDR_OFF, sizeof(*hdr));
+ if (hdr == NULL)
+ goto fail;
+
+ if ((strncmp(hdr->hp_signature, "H+", 2) != 0 || hdr->hp_version != 4)
+ &&
+ (strncmp(hdr->hp_signature, "HX", 2) != 0 || hdr->hp_version != 5))
+ goto fail;
+
+ /* This is an HFS+ volume. */
+ retval = 0;
+
+ /* No label support yet. */
+
+fail:
+ free(hdr);
+ return (retval);
+}
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