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authorDenys Vlasenko <vda.linux@googlemail.com>2017-07-25 14:22:08 +0200
committerDenys Vlasenko <vda.linux@googlemail.com>2017-07-25 14:22:08 +0200
commit73c47f6c41c97fb452b4747088543f2c2166830a (patch)
tree7caf2112b732b4294a85a382de7d0a5a7265fa19 /util-linux/volume_id/unused_minix.c
parent5c123ac2082530ef4426737183ff76fe4595e1ff (diff)
downloadbusybox-73c47f6c41c97fb452b4747088543f2c2166830a.tar.gz
volume_id: enable minix detection
function old new delta volume_id_probe_minix - 87 +87 fs2 64 68 +4 ------------------------------------------------------------------------------ (add/remove: 2/0 grow/shrink: 1/0 up/down: 91/0) Total: 91 bytes Patch by wdlkmpx <wdlkmpx@gmail.com> Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'util-linux/volume_id/unused_minix.c')
-rw-r--r--util-linux/volume_id/unused_minix.c82
1 files changed, 0 insertions, 82 deletions
diff --git a/util-linux/volume_id/unused_minix.c b/util-linux/volume_id/unused_minix.c
deleted file mode 100644
index 443dbc272..000000000
--- a/util-linux/volume_id/unused_minix.c
+++ /dev/null
@@ -1,82 +0,0 @@
-/*
- * volume_id - reads filesystem label and uuid
- *
- * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.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
- */
-
-//kbuild:### lib-$(CONFIG_FEATURE_VOLUMEID_MINIX) += minix.o
-
-//config:### config FEATURE_VOLUMEID_MINIX
-//config:### bool "minix filesystem"
-//config:### default y
-//config:### depends on VOLUMEID
-
-#include "volume_id_internal.h"
-
-struct minix_super_block {
- uint16_t s_ninodes;
- uint16_t s_nzones;
- uint16_t s_imap_blocks;
- uint16_t s_zmap_blocks;
- uint16_t s_firstdatazone;
- uint16_t s_log_zone_size;
- uint32_t s_max_size;
- uint16_t s_magic;
- uint16_t s_state;
- uint32_t s_zones;
-} PACKED;
-
-#define MINIX_SUPERBLOCK_OFFSET 0x400
-
-int FAST_FUNC volume_id_probe_minix(struct volume_id *id, uint64_t off)
-{
- struct minix_super_block *ms;
-
- dbg("probing at offset 0x%llx", (unsigned long long) off);
-
- ms = volume_id_get_buffer(id, off + MINIX_SUPERBLOCK_OFFSET, 0x200);
- if (ms == NULL)
- return -1;
-
- if (ms->s_magic == cpu_to_le16(0x137f)) {
-// id->type_version[0] = '1';
- goto found;
- }
-
- if (ms->s_magic == cpu_to_le16(0x1387)) {
-// id->type_version[0] = '1';
- goto found;
- }
-
- if (ms->s_magic == cpu_to_le16(0x2468)) {
-// id->type_version[0] = '2';
- goto found;
- }
-
- if (ms->s_magic == cpu_to_le16(0x2478)) {
-// id->type_version[0] = '2';
- goto found;
- }
-
- return -1;
-
- found:
-// id->type_version[1] = '\0';
-// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
-// id->type = "minix";
- return 0;
-}