Module Name: src Committed By: tkusumi Date: Fri Dec 27 11:06:23 UTC 2019
Modified Files: src/usr.sbin/fstyp: Makefile fstyp.c fstyp.h Added Files: src/usr.sbin/fstyp: hfsplus.c Log Message: fstyp: Add HFS+ support taken-from: FreeBSD (freebsd/freebsd@b4d7ad9f787e74e712423def67de8bd76f71943a) To generate a diff of this commit: cvs rdiff -u -r1.6 -r1.7 src/usr.sbin/fstyp/Makefile cvs rdiff -u -r1.3 -r1.4 src/usr.sbin/fstyp/fstyp.c cvs rdiff -u -r1.2 -r1.3 src/usr.sbin/fstyp/fstyp.h cvs rdiff -u -r0 -r1.1 src/usr.sbin/fstyp/hfsplus.c Please note that diffs are not public domain; they are subject to the copyright notices on the relevant files.
Modified files: Index: src/usr.sbin/fstyp/Makefile diff -u src/usr.sbin/fstyp/Makefile:1.6 src/usr.sbin/fstyp/Makefile:1.7 --- src/usr.sbin/fstyp/Makefile:1.6 Mon Nov 18 14:53:34 2019 +++ src/usr.sbin/fstyp/Makefile Fri Dec 27 11:06:23 2019 @@ -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 Index: src/usr.sbin/fstyp/fstyp.c diff -u src/usr.sbin/fstyp/fstyp.c:1.3 src/usr.sbin/fstyp/fstyp.c:1.4 --- src/usr.sbin/fstyp/fstyp.c:1.3 Mon Nov 18 14:53:34 2019 +++ src/usr.sbin/fstyp/fstyp.c Fri Dec 27 11:06:23 2019 @@ -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 @@ static struct { { "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 }, Index: src/usr.sbin/fstyp/fstyp.h diff -u src/usr.sbin/fstyp/fstyp.h:1.2 src/usr.sbin/fstyp/fstyp.h:1.3 --- src/usr.sbin/fstyp/fstyp.h:1.2 Mon Nov 18 14:53:34 2019 +++ src/usr.sbin/fstyp/fstyp.h Fri Dec 27 11:06:23 2019 @@ -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 @@ void rtrim(char *, size_t); 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); Added files: Index: src/usr.sbin/fstyp/hfsplus.c diff -u /dev/null src/usr.sbin/fstyp/hfsplus.c:1.1 --- /dev/null Fri Dec 27 11:06:23 2019 +++ src/usr.sbin/fstyp/hfsplus.c Fri Dec 27 11:06:23 2019 @@ -0,0 +1,125 @@ +/* $NetBSD: hfsplus.c,v 1.1 2019/12/27 11:06:23 tkusumi Exp $ */ +/* + * Copyright (c) 2019 Conrad Meyer <c...@freebsd.org>. 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); +}