From 2d41a153c08986e692c598bc38fd8556e2c46771 Mon Sep 17 00:00:00 2001 From: Stephan Raue Date: Wed, 14 Nov 2012 01:24:45 +0100 Subject: [PATCH] Revert "busybox: add blkid exFAT support" This reverts commit 956f5a1e14efb663700a51c5c2d08ee7fca1e4ea. --- .../config/busybox-initramfs.conf | 3 +- packages/sysutils/busybox/config/busybox.conf | 3 +- ....2-999-volume_id_add_exFAT_detection.patch | 211 ------------------ 3 files changed, 2 insertions(+), 215 deletions(-) delete mode 100644 packages/sysutils/busybox/patches/busybox-1.20.2-999-volume_id_add_exFAT_detection.patch diff --git a/packages/initramfs/sysutils/busybox-initramfs/config/busybox-initramfs.conf b/packages/initramfs/sysutils/busybox-initramfs/config/busybox-initramfs.conf index c7cd567942..8a4704d105 100644 --- a/packages/initramfs/sysutils/busybox-initramfs/config/busybox-initramfs.conf +++ b/packages/initramfs/sysutils/busybox-initramfs/config/busybox-initramfs.conf @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # Busybox version: 1.20.2 -# Wed Nov 14 00:10:51 2012 +# Tue Aug 7 00:21:10 2012 # CONFIG_HAVE_DOT_CONFIG=y @@ -612,7 +612,6 @@ CONFIG_FEATURE_VOLUMEID_EXT=y CONFIG_FEATURE_VOLUMEID_BTRFS=y CONFIG_FEATURE_VOLUMEID_REISERFS=y CONFIG_FEATURE_VOLUMEID_FAT=y -CONFIG_FEATURE_VOLUMEID_EXFAT=y CONFIG_FEATURE_VOLUMEID_HFS=y CONFIG_FEATURE_VOLUMEID_JFS=y CONFIG_FEATURE_VOLUMEID_XFS=y diff --git a/packages/sysutils/busybox/config/busybox.conf b/packages/sysutils/busybox/config/busybox.conf index eb69bfd269..bf88897a03 100644 --- a/packages/sysutils/busybox/config/busybox.conf +++ b/packages/sysutils/busybox/config/busybox.conf @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit # Busybox version: 1.20.2 -# Wed Nov 14 00:10:25 2012 +# Fri Oct 12 19:25:56 2012 # CONFIG_HAVE_DOT_CONFIG=y @@ -612,7 +612,6 @@ CONFIG_FEATURE_VOLUMEID_EXT=y CONFIG_FEATURE_VOLUMEID_BTRFS=y CONFIG_FEATURE_VOLUMEID_REISERFS=y CONFIG_FEATURE_VOLUMEID_FAT=y -CONFIG_FEATURE_VOLUMEID_EXFAT=y CONFIG_FEATURE_VOLUMEID_HFS=y CONFIG_FEATURE_VOLUMEID_JFS=y CONFIG_FEATURE_VOLUMEID_XFS=y diff --git a/packages/sysutils/busybox/patches/busybox-1.20.2-999-volume_id_add_exFAT_detection.patch b/packages/sysutils/busybox/patches/busybox-1.20.2-999-volume_id_add_exFAT_detection.patch deleted file mode 100644 index c051406877..0000000000 --- a/packages/sysutils/busybox/patches/busybox-1.20.2-999-volume_id_add_exFAT_detection.patch +++ /dev/null @@ -1,211 +0,0 @@ - - -
From e4b9451413013388757cf48fbb16d8137ddd1ccb Mon Sep 17 00:00:00 2001
-From: S-G Bergh <sgb@systemasis.org>
-Date: Tue, 13 Nov 2012 13:40:37 +0000
-Subject: volume_id: add exFAT detection
-
-function                                             old     new   delta
-volume_id_probe_exfat                                  -     294    +294
-
-Signed-off-by: S-G Bergh <sgb@systemasis.org>
-Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
----
-diff --git a/util-linux/Config.src b/util-linux/Config.src
-index 3355e97..e4516dd 100644
---- a/util-linux/Config.src
-+++ b/util-linux/Config.src
-@@ -734,6 +734,15 @@ config FEATURE_VOLUMEID_FAT
- 	help
- 	  TODO
- 
-+config FEATURE_VOLUMEID_EXFAT
-+	bool "exFAT filesystem"
-+	default y
-+	depends on VOLUMEID
-+	help
-+	  exFAT (extended FAT) is a proprietary file system designed especially
-+	  for flash drives. It has many features from NTFS, but with less
-+	  overhead. exFAT is used on most SDXC cards for consumer electronics.
-+
- config FEATURE_VOLUMEID_HFS
- 	bool "hfs filesystem"
- 	default y
-diff --git a/util-linux/volume_id/Kbuild.src b/util-linux/volume_id/Kbuild.src
-index 39a2d8c..759fdaa 100644
---- a/util-linux/volume_id/Kbuild.src
-+++ b/util-linux/volume_id/Kbuild.src
-@@ -33,6 +33,7 @@ lib-$(CONFIG_FEATURE_VOLUMEID_LINUXSWAP)        += linux_swap.o
- ### lib-$(CONFIG_FEATURE_VOLUMEID_MSDOS)            += msdos.o
- lib-$(CONFIG_FEATURE_VOLUMEID_NILFS)            += nilfs.o
- lib-$(CONFIG_FEATURE_VOLUMEID_NTFS)             += ntfs.o
-+lib-$(CONFIG_FEATURE_VOLUMEID_EXFAT)            += exfat.o
- lib-$(CONFIG_FEATURE_VOLUMEID_REISERFS)         += reiserfs.o
- lib-$(CONFIG_FEATURE_VOLUMEID_UDF)              += udf.o
- ### lib-$(CONFIG_FEATURE_VOLUMEID_UFS)              += ufs.o
-diff --git a/util-linux/volume_id/exfat.c b/util-linux/volume_id/exfat.c
-new file mode 100644
-index 0000000..a38a891
---- a/dev/null
-+++ b/util-linux/volume_id/exfat.c
-@@ -0,0 +1,130 @@
-+/*
-+ * volume_id - reads filesystem label and uuid
-+ *
-+ * Copyright (C) 2012 S-G Bergh <sgb@systemasis.org>
-+ *
-+ *	This library is free software; you can redistribute it and/or
-+ *	modify it under the terms of the GNU Lesser General Public
-+ *	License as published by the Free Software Foundation; either
-+ *	version 2.1 of the License, or (at your option) any later version.
-+ *
-+ *	This library 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
-+ *	Lesser General Public License for more details.
-+ *
-+ *	You should have received a copy of the GNU Lesser General Public
-+ *	License along with this library; if not, write to the Free Software
-+ *	Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-+ */
-+
-+#include "volume_id_internal.h"
-+
-+#define EXFAT_SB_OFFSET		0
-+#define EXFAT_DIR_ENTRY_SZ	32
-+#define EXFAT_MAX_DIR_ENTRIES	100
-+
-+struct exfat_super_block {
-+/* 0x00 */	uint8_t		boot_jump[3];
-+/* 0x03 */	uint8_t		fs_name[8];
-+/* 0x0B */	uint8_t		must_be_zero[53];
-+/* 0x40 */	uint64_t	partition_offset;
-+/* 0x48 */	uint64_t	volume_length;
-+/* 0x50 */	uint32_t	fat_offset;		// Sector address of 1st FAT
-+/* 0x54 */	uint32_t	fat_size;		// In sectors
-+/* 0x58 */	uint32_t	cluster_heap_offset;	// Sector address of Data Region
-+/* 0x5C */	uint32_t	cluster_count;
-+/* 0x60 */	uint32_t	root_dir;		// Cluster address of Root Directory
-+/* 0x64 */	uint8_t		vol_serial_nr[4];	// Volume ID
-+/* 0x68 */	uint16_t	fs_revision;		// VV.MM
-+/* 0x6A */	uint16_t	vol_flags;
-+/* 0x6C */	uint8_t		bytes_per_sector;	// Power of 2: 9 => 512, 12 => 4096
-+/* 0x6D */	uint8_t		sectors_per_cluster;	// Power of 2
-+/* 0x6E */	uint8_t		nr_of_fats;		// 2 for TexFAT
-+/* 0x6F */	// ...
-+} PACKED;
-+
-+struct exfat_dir_entry {
-+/* 0x00 */	uint8_t		entry_type;
-+		union {
-+			struct volume_label {
-+/* 0x01 */			uint8_t		char_count;		// Length of label
-+/* 0x02 */			uint16_t	vol_label[11];		// UTF16 string without null termination
-+/* 0x18 */			uint8_t		reserved[8];
-+/* 0x20 */		} PACKED label;
-+			struct volume_guid {
-+/* 0x01 */			uint8_t		sec_count;
-+/* 0x02 */			uint16_t	set_checksum;
-+/* 0x04 */			uint16_t	flags;
-+/* 0x06 */			uint8_t		vol_guid[16];
-+/* 0x16 */			uint8_t		reserved[10];
-+/* 0x20 */		} PACKED guid;
-+		} PACKED type;
-+} PACKED;
-+
-+int FAST_FUNC volume_id_probe_exfat(struct volume_id *id /*,uint64_t off*/)
-+{
-+	struct exfat_super_block *sb;
-+	struct exfat_dir_entry *de;
-+	unsigned	sector_sz;
-+	unsigned	cluster_sz;
-+	uint64_t	root_dir_off;
-+	unsigned	count;
-+	unsigned	need_lbl_guid;
-+
-+	// Primary super block
-+	dbg("exFAT: probing at offset 0x%x", EXFAT_SB_OFFSET);
-+	sb = volume_id_get_buffer(id, EXFAT_SB_OFFSET, sizeof(*sb));
-+
-+	if (!sb)
-+		return -1;
-+
-+	if (memcmp(sb->fs_name, "EXFAT   ", 8) != 0)
-+		return -1;
-+
-+	sector_sz = 1 << sb->bytes_per_sector;
-+	cluster_sz = sector_sz << sb->sectors_per_cluster;
-+	// There are no clusters 0 and 1, so the first cluster is 2.
-+	root_dir_off = (uint64_t)EXFAT_SB_OFFSET +
-+		// Hmm... should we cast sector_sz/cluster_sz to uint64_t?
-+		(le32_to_cpu(sb->cluster_heap_offset)) * sector_sz +
-+		(le32_to_cpu(sb->root_dir) - 2) * cluster_sz;
-+	dbg("exFAT: sector size 0x%x bytes", sector_sz);
-+	dbg("exFAT: cluster size 0x%x bytes", cluster_sz);
-+	dbg("exFAT: root dir is at 0x%llx", (long long)root_dir_off);
-+
-+	// Use DOS uuid as fallback, if no GUID set
-+	volume_id_set_uuid(id, sb->vol_serial_nr, UUID_DOS);
-+
-+	// EXFAT_MAX_DIR_ENTRIES is used as a safety belt.
-+	// The Root Directory may hold an unlimited number of entries,
-+	// so we do not want to check all. Usually label and GUID
-+	// are in the beginning, but there are no guarantees.
-+	need_lbl_guid = (1 << 0) | (1 << 1);
-+	for (count = 0; count < EXFAT_MAX_DIR_ENTRIES; count++) {
-+		de = volume_id_get_buffer(id, root_dir_off + (count * EXFAT_DIR_ENTRY_SZ), EXFAT_DIR_ENTRY_SZ);
-+		if (de == NULL)
-+			break;
-+		if (de->entry_type == 0x00) {
-+			// End of Directory Marker
-+			dbg("exFAT: End of root directory reached after %u entries", count);
-+			break;
-+		}
-+		if (de->entry_type == 0x83) {
-+			// Volume Label Directory Entry
-+			volume_id_set_label_unicode16(id, (uint8_t *)de->type.label.vol_label,
-+						LE, 2 * de->type.label.char_count);
-+			need_lbl_guid &= ~(1 << 0);
-+		}
-+		if (de->entry_type == 0xA0) {
-+			// Volume GUID Directory Entry
-+			volume_id_set_uuid(id, de->type.guid.vol_guid, UUID_DCE);
-+			need_lbl_guid &= ~(1 << 1);
-+		}
-+		if (!need_lbl_guid)
-+			break;
-+	}
-+
-+	IF_FEATURE_BLKID_TYPE(id->type = "exfat";)
-+	return 0;
-+}
-diff --git a/util-linux/volume_id/volume_id.c b/util-linux/volume_id/volume_id.c
-index c1d6152..3c3c698 100644
---- a/util-linux/volume_id/volume_id.c
-+++ b/util-linux/volume_id/volume_id.c
-@@ -93,6 +93,9 @@ static const probe_fptr fs1[] = {
- #if ENABLE_FEATURE_VOLUMEID_FAT
- 	volume_id_probe_vfat,
- #endif
-+#if ENABLE_FEATURE_VOLUMEID_EXFAT
-+	volume_id_probe_exfat,
-+#endif
- #if ENABLE_FEATURE_VOLUMEID_MAC
- 	volume_id_probe_mac_partition_map,
- #endif
-diff --git a/util-linux/volume_id/volume_id_internal.h b/util-linux/volume_id/volume_id_internal.h
-index 1c2e0ff..03dc46f 100644
---- a/util-linux/volume_id/volume_id_internal.h
-+++ b/util-linux/volume_id/volume_id_internal.h
-@@ -216,6 +216,8 @@ int FAST_FUNC volume_id_probe_nilfs(struct volume_id *id /*,uint64_t off*/);
- 
- int FAST_FUNC volume_id_probe_ntfs(struct volume_id *id /*,uint64_t off*/);
- 
-+int FAST_FUNC volume_id_probe_exfat(struct volume_id *id /*,uint64_t off*/);
-+
- int FAST_FUNC volume_id_probe_ocfs2(struct volume_id *id /*,uint64_t off*/);
- 
- int FAST_FUNC volume_id_probe_reiserfs(struct volume_id *id /*,uint64_t off*/);
---
-cgit v0.9.0.1-2-gef13
-
\ No newline at end of file