aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorDenis Vlasenko <vda.linux@googlemail.com>2008-03-17 09:21:26 +0000
committerDenis Vlasenko <vda.linux@googlemail.com>2008-03-17 09:21:26 +0000
commitc5b737231debe51edb769a0b5667ee9719e560e0 (patch)
tree9abeaec24486a888ef3bbfe2c179180dbecafd35
parent592d4fe7722b094b18194cdf6a692a71a116e4ca (diff)
downloadbusybox-c5b737231debe51edb769a0b5667ee9719e560e0.tar.gz
volude_id: remove unused fields and functions which were setting them
function old new delta uuidcache_init 567 704 +137 findfs_main - 125 +125 packed_usage 23662 23694 +32 static.drive_name_string - 14 +14 applet_names 1815 1822 +7 applet_main 1104 1108 +4 volume_id_open_node 35 38 +3 applet_nameofs 552 554 +2 get_devname_from_label 78 79 +1 applet_install_loc 138 139 +1 volume_id_set_label_unicode16 31 27 -4 volume_id_set_label_string 74 70 -4 get_devname_from_uuid 63 59 -4 fs1 12 8 -4 volume_id_set_unicode16 209 202 -7 volume_id_free_buffer 71 56 -15 free_volume_id 52 37 -15 volume_id_probe_luks 97 79 -18 volume_id_set_usage_part 21 - -21 volume_id_probe_ufs 148 126 -22 volume_id_probe_lsi_mega_raid 131 108 -23 volume_id_probe_highpoint_45x_raid 127 104 -23 volume_id_probe_highpoint_37x_raid 87 63 -24 volume_id_set_usage 28 - -28 volume_id_probe_romfs 121 93 -28 volume_id_set_label_raw 30 - -30 volume_id_probe_promise_fasttrack_raid 174 144 -30 volume_id_set_uuid 373 342 -31 volume_id_probe_xfs 122 91 -31 volume_id_probe_jfs 138 107 -31 volume_id_probe_ocfs2 139 107 -32 volume_id_probe_lvm1 90 58 -32 volume_id_probe_cramfs 106 63 -43 volume_id_probe_via_raid 145 101 -44 volume_id_probe_intel_software_raid 153 108 -45 volume_id_probe_minix 121 74 -47 volume_id_probe_udf 682 632 -50 volume_id_probe_nvidia_raid 158 108 -50 volume_id_probe_lvm2 128 78 -50 volume_id_probe_hpfs 117 67 -50 volume_id_probe_ext 143 93 -50 volume_id_probe_linux_raid 191 139 -52 volume_id_probe_sysv 244 187 -57 volume_id_probe_silicon_medley_raid 158 97 -61 usage_to_string 64 - -64 volume_id_probe_linux_swap 263 198 -65 volume_id_get_buffer 372 307 -65 volume_id_probe_iso9660 412 332 -80 volume_id_probe_hfs_hfsplus 888 806 -82 volume_id_probe_ntfs 396 294 -102 volume_id_probe_vfat 980 872 -108 volume_id_probe_reiserfs 417 268 -149 dev_get_major_minor 175 - -175 uuidcache_check_device 692 499 -193 volume_id_probe_mac_partition_map 697 - -697 ------------------------------------------------------------------------------ (add/remove: 2/6 grow/shrink: 8/39 up/down: 326/-2836) Total: -2510 bytes text data bss dec hex filename 797220 662 7420 805302 c49b6 busybox_old 794244 662 7420 802326 c3e16 busybox_unstripped
-rw-r--r--TODO_config_nommu2
-rw-r--r--include/applets.h2
-rw-r--r--scripts/defconfig2
-rw-r--r--util-linux/Config.in30
-rw-r--r--util-linux/Kbuild56
-rw-r--r--util-linux/volume_id/Kbuild5
-rw-r--r--util-linux/volume_id/cramfs.c10
-rw-r--r--util-linux/volume_id/ext.c20
-rw-r--r--util-linux/volume_id/fat.c28
-rw-r--r--util-linux/volume_id/get_devname.c216
-rw-r--r--util-linux/volume_id/hfs.c15
-rw-r--r--util-linux/volume_id/highpoint.c8
-rw-r--r--util-linux/volume_id/hpfs.c7
-rw-r--r--util-linux/volume_id/iso9660.c19
-rw-r--r--util-linux/volume_id/isw_raid.c6
-rw-r--r--util-linux/volume_id/jfs.c6
-rw-r--r--util-linux/volume_id/linux_raid.c12
-rw-r--r--util-linux/volume_id/linux_swap.c14
-rw-r--r--util-linux/volume_id/lsi_raid.c4
-rw-r--r--util-linux/volume_id/luks.c5
-rw-r--r--util-linux/volume_id/lvm.c13
-rw-r--r--util-linux/volume_id/minix.c25
-rw-r--r--util-linux/volume_id/ntfs.c20
-rw-r--r--util-linux/volume_id/nvidia_raid.c6
-rw-r--r--util-linux/volume_id/ocfs2.c8
-rw-r--r--util-linux/volume_id/promise_raid.c4
-rw-r--r--util-linux/volume_id/reiserfs.c27
-rw-r--r--util-linux/volume_id/romfs.c6
-rw-r--r--util-linux/volume_id/silicon_raid.c8
-rw-r--r--util-linux/volume_id/sysv.c10
-rw-r--r--util-linux/volume_id/udf.c6
-rw-r--r--util-linux/volume_id/ufs.c4
-rw-r--r--util-linux/volume_id/util.c17
-rw-r--r--util-linux/volume_id/via_raid.c8
-rw-r--r--util-linux/volume_id/volume_id.c13
-rw-r--r--util-linux/volume_id/volume_id_internal.h44
-rw-r--r--util-linux/volume_id/xfs.c6
37 files changed, 365 insertions, 327 deletions
diff --git a/TODO_config_nommu b/TODO_config_nommu
index 29c7580e3..e62856875 100644
--- a/TODO_config_nommu
+++ b/TODO_config_nommu
@@ -510,8 +510,6 @@ CONFIG_FEATURE_VOLUMEID_HPFS=y
CONFIG_FEATURE_VOLUMEID_ROMFS=y
CONFIG_FEATURE_VOLUMEID_SYSV=y
CONFIG_FEATURE_VOLUMEID_MINIX=y
-CONFIG_FEATURE_VOLUMEID_MAC=y
-CONFIG_FEATURE_VOLUMEID_MSDOS=y
CONFIG_FEATURE_VOLUMEID_OCFS2=y
CONFIG_FEATURE_VOLUMEID_HIGHPOINTRAID=y
CONFIG_FEATURE_VOLUMEID_ISWRAID=y
diff --git a/include/applets.h b/include/applets.h
index c2a089c69..13c464887 100644
--- a/include/applets.h
+++ b/include/applets.h
@@ -155,7 +155,7 @@ USE_FDISK(APPLET(fdisk, _BB_DIR_SBIN, _BB_SUID_NEVER))
USE_FETCHMAIL(APPLET_ODDNAME(fetchmail, sendgetmail, _BB_DIR_USR_BIN, _BB_SUID_NEVER, fetchmail))
USE_FEATURE_GREP_FGREP_ALIAS(APPLET_NOUSAGE(fgrep, grep, _BB_DIR_BIN, _BB_SUID_NEVER))
USE_FIND(APPLET_NOEXEC(find, find, _BB_DIR_USR_BIN, _BB_SUID_NEVER, find))
-//USE_FINDFS(APPLET_NOUSAGE(findfs, tune2fs, _BB_DIR_SBIN, _BB_SUID_NEVER))
+USE_FINDFS(APPLET(findfs, _BB_DIR_SBIN, _BB_SUID_NEVER))
USE_FOLD(APPLET(fold, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_FREE(APPLET(free, _BB_DIR_USR_BIN, _BB_SUID_NEVER))
USE_FREERAMDISK(APPLET(freeramdisk, _BB_DIR_SBIN, _BB_SUID_NEVER))
diff --git a/scripts/defconfig b/scripts/defconfig
index a42f6e41e..6dbe5d146 100644
--- a/scripts/defconfig
+++ b/scripts/defconfig
@@ -506,8 +506,6 @@ CONFIG_FEATURE_USE_TERMIOS=y
# CONFIG_FEATURE_VOLUMEID_ROMFS is not set
# CONFIG_FEATURE_VOLUMEID_SYSV is not set
# CONFIG_FEATURE_VOLUMEID_MINIX is not set
-# CONFIG_FEATURE_VOLUMEID_MAC is not set
-# CONFIG_FEATURE_VOLUMEID_MSDOS is not set
# CONFIG_FEATURE_VOLUMEID_OCFS2 is not set
# CONFIG_FEATURE_VOLUMEID_HIGHPOINTRAID is not set
# CONFIG_FEATURE_VOLUMEID_ISWRAID is not set
diff --git a/util-linux/Config.in b/util-linux/Config.in
index 25c7a1efc..a1e843a3d 100644
--- a/util-linux/Config.in
+++ b/util-linux/Config.in
@@ -159,7 +159,7 @@ config FINDFS
package. However, the e2fsprogs version only support ext2/3. This
version supports those in addition to FAT, swap, and ReiserFS.
WARNING:
- With all submodules selected, it will add ~11k to busybox.
+ With all submodules selected, it will add ~9k to busybox.
config FREERAMDISK
bool "freeramdisk"
@@ -518,19 +518,20 @@ config FEATURE_VOLUMEID_MINIX
help
TODO
-config FEATURE_VOLUMEID_MAC
- bool "mac filesystem"
- default n
- depends on VOLUMEID
- help
- TODO
-
-config FEATURE_VOLUMEID_MSDOS
- bool "msdos filesystem"
- default n
- depends on VOLUMEID
- help
- TODO
+### These only detect partition tables - not used (yet?)
+### config FEATURE_VOLUMEID_MAC
+### bool "mac filesystem"
+### default n
+### depends on VOLUMEID
+### help
+### TODO
+###
+### config FEATURE_VOLUMEID_MSDOS
+### bool "msdos filesystem"
+### default n
+### depends on VOLUMEID
+### help
+### TODO
config FEATURE_VOLUMEID_OCFS2
bool "ocfs2 filesystem"
@@ -638,7 +639,6 @@ config FEATURE_MOUNT_LABEL
bool "Support specifiying devices by label or UUID"
default n
depends on MOUNT
- select FINDFS
help
This allows for specifying a device by label or uuid, rather than by
name. This feature utilizes the same functionality as findfs.
diff --git a/util-linux/Kbuild b/util-linux/Kbuild
index 0f33c6be2..b4e051589 100644
--- a/util-linux/Kbuild
+++ b/util-linux/Kbuild
@@ -5,31 +5,31 @@
# Licensed under the GPL v2, see the file LICENSE in this tarball.
lib-y:=
-lib-$(CONFIG_DMESG) +=dmesg.o
-lib-$(CONFIG_FBSET) +=fbset.o
-lib-$(CONFIG_FDFLUSH) +=freeramdisk.o
-lib-$(CONFIG_FDFORMAT) +=fdformat.o
-lib-$(CONFIG_FDISK) +=fdisk.o
-lib-$(CONFIG_FINDFS) +=findfs.o
-lib-$(CONFIG_FREERAMDISK) +=freeramdisk.o
-lib-$(CONFIG_FSCK_MINIX) +=fsck_minix.o
-lib-$(CONFIG_GETOPT) +=getopt.o
-lib-$(CONFIG_HEXDUMP) +=hexdump.o
-lib-$(CONFIG_HWCLOCK) +=hwclock.o
-lib-$(CONFIG_IPCRM) +=ipcrm.o
-lib-$(CONFIG_IPCS) +=ipcs.o
-lib-$(CONFIG_LOSETUP) +=losetup.o
-lib-$(CONFIG_MDEV) +=mdev.o
-lib-$(CONFIG_MKFS_MINIX) +=mkfs_minix.o
-lib-$(CONFIG_MKSWAP) +=mkswap.o
-lib-$(CONFIG_MORE) +=more.o
-lib-$(CONFIG_MOUNT) +=mount.o
-lib-$(CONFIG_PIVOT_ROOT) +=pivot_root.o
-lib-$(CONFIG_RDATE) +=rdate.o
-lib-$(CONFIG_READPROFILE) +=readprofile.o
-lib-$(CONFIG_RTCWAKE) +=rtcwake.o
-lib-$(CONFIG_SCRIPT) +=script.o
-lib-$(CONFIG_SETARCH) +=setarch.o
-lib-$(CONFIG_SWAPONOFF) +=swaponoff.o
-lib-$(CONFIG_SWITCH_ROOT) +=switch_root.o
-lib-$(CONFIG_UMOUNT) +=umount.o
+lib-$(CONFIG_DMESG) += dmesg.o
+lib-$(CONFIG_FBSET) += fbset.o
+lib-$(CONFIG_FDFLUSH) += freeramdisk.o
+lib-$(CONFIG_FDFORMAT) += fdformat.o
+lib-$(CONFIG_FDISK) += fdisk.o
+lib-$(CONFIG_FINDFS) += findfs.o
+lib-$(CONFIG_FREERAMDISK) += freeramdisk.o
+lib-$(CONFIG_FSCK_MINIX) += fsck_minix.o
+lib-$(CONFIG_GETOPT) += getopt.o
+lib-$(CONFIG_HEXDUMP) += hexdump.o
+lib-$(CONFIG_HWCLOCK) += hwclock.o
+lib-$(CONFIG_IPCRM) += ipcrm.o
+lib-$(CONFIG_IPCS) += ipcs.o
+lib-$(CONFIG_LOSETUP) += losetup.o
+lib-$(CONFIG_MDEV) += mdev.o
+lib-$(CONFIG_MKFS_MINIX) += mkfs_minix.o
+lib-$(CONFIG_MKSWAP) += mkswap.o
+lib-$(CONFIG_MORE) += more.o
+lib-$(CONFIG_MOUNT) += mount.o
+lib-$(CONFIG_PIVOT_ROOT) += pivot_root.o
+lib-$(CONFIG_RDATE) += rdate.o
+lib-$(CONFIG_READPROFILE) += readprofile.o
+lib-$(CONFIG_RTCWAKE) += rtcwake.o
+lib-$(CONFIG_SCRIPT) += script.o
+lib-$(CONFIG_SETARCH) += setarch.o
+lib-$(CONFIG_SWAPONOFF) += swaponoff.o
+lib-$(CONFIG_SWITCH_ROOT) += switch_root.o
+lib-$(CONFIG_UMOUNT) += umount.o
diff --git a/util-linux/volume_id/Kbuild b/util-linux/volume_id/Kbuild
index c2eb01564..96cd8807b 100644
--- a/util-linux/volume_id/Kbuild
+++ b/util-linux/volume_id/Kbuild
@@ -25,8 +25,9 @@ lib-$(CONFIG_FEATURE_VOLUMEID_JFS) += jfs.o
lib-$(CONFIG_FEATURE_VOLUMEID_LINUXRAID) += linux_raid.o
lib-$(CONFIG_FEATURE_VOLUMEID_LINUXSWAP) += linux_swap.o
lib-$(CONFIG_FEATURE_VOLUMEID_LVM) += lvm.o
-lib-$(CONFIG_FEATURE_VOLUMEID_MAC) += mac.o
-lib-$(CONFIG_FEATURE_VOLUMEID_MSDOS) += msdos.o
+### unused
+### lib-$(CONFIG_FEATURE_VOLUMEID_MAC) += mac.o
+### lib-$(CONFIG_FEATURE_VOLUMEID_MSDOS) += msdos.o
lib-$(CONFIG_FEATURE_VOLUMEID_NTFS) += ntfs.o
lib-$(CONFIG_FEATURE_VOLUMEID_REISERFS) += reiserfs.o
lib-$(CONFIG_FEATURE_VOLUMEID_UDF) += udf.o
diff --git a/util-linux/volume_id/cramfs.c b/util-linux/volume_id/cramfs.c
index fd6e87522..63b0c7cad 100644
--- a/util-linux/volume_id/cramfs.c
+++ b/util-linux/volume_id/cramfs.c
@@ -21,7 +21,7 @@
#include "volume_id_internal.h"
struct cramfs_super {
- uint8_t magic[4];
+ uint32_t magic;
uint32_t size;
uint32_t flags;
uint32_t future;
@@ -45,12 +45,12 @@ int volume_id_probe_cramfs(struct volume_id *id, uint64_t off)
if (cs == NULL)
return -1;
- if (memcmp(cs->magic, "\x45\x3d\xcd\x28", 4) == 0) {
- volume_id_set_label_raw(id, cs->name, 16);
+ if (cs->magic == cpu_to_be32(0x453dcd28)) {
+// volume_id_set_label_raw(id, cs->name, 16);
volume_id_set_label_string(id, cs->name, 16);
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "cramfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "cramfs";
return 0;
}
diff --git a/util-linux/volume_id/ext.c b/util-linux/volume_id/ext.c
index 3c07f5301..db29dae70 100644
--- a/util-linux/volume_id/ext.c
+++ b/util-linux/volume_id/ext.c
@@ -47,25 +47,27 @@ int volume_id_probe_ext(struct volume_id *id, uint64_t off)
{
struct ext2_super_block *es;
- dbg("probing at offset 0x%llx", (unsigned long long) off);
+ dbg("ext: probing at offset 0x%llx", (unsigned long long) off);
es = volume_id_get_buffer(id, off + EXT_SUPERBLOCK_OFFSET, 0x200);
if (es == NULL)
return -1;
- if (es->magic[0] != 0123 ||
- es->magic[1] != 0357)
+ if (es->magic[0] != 0123 || es->magic[1] != 0357) {
+ dbg("ext: no magic found");
return -1;
+ }
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- volume_id_set_label_raw(id, es->volume_name, 16);
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// volume_id_set_label_raw(id, es->volume_name, 16);
volume_id_set_label_string(id, es->volume_name, 16);
volume_id_set_uuid(id, es->uuid, UUID_DCE);
+ dbg("ext: label '%s' uuid '%s'", id->label, id->uuid);
- if ((le32_to_cpu(es->feature_compat) & EXT3_FEATURE_COMPAT_HAS_JOURNAL) != 0)
- id->type = "ext3";
- else
- id->type = "ext2";
+// if ((le32_to_cpu(es->feature_compat) & EXT3_FEATURE_COMPAT_HAS_JOURNAL) != 0)
+// id->type = "ext3";
+// else
+// id->type = "ext2";
return 0;
}
diff --git a/util-linux/volume_id/fat.c b/util-linux/volume_id/fat.c
index 4c2a91749..779971cc9 100644
--- a/util-linux/volume_id/fat.c
+++ b/util-linux/volume_id/fat.c
@@ -227,14 +227,16 @@ int volume_id_probe_vfat(struct volume_id *id, uint64_t off)
cluster_count /= vs->sectors_per_cluster;
dbg("cluster_count 0x%x", cluster_count);
- if (cluster_count < FAT12_MAX) {
- strcpy(id->type_version, "FAT12");
- } else if (cluster_count < FAT16_MAX) {
- strcpy(id->type_version, "FAT16");
- } else {
- strcpy(id->type_version, "FAT32");
+// if (cluster_count < FAT12_MAX) {
+// strcpy(id->type_version, "FAT12");
+// } else if (cluster_count < FAT16_MAX) {
+// strcpy(id->type_version, "FAT16");
+// } else {
+// strcpy(id->type_version, "FAT32");
+// goto fat32;
+// }
+ if (cluster_count >= FAT16_MAX)
goto fat32;
- }
/* the label may be an attribute in the root directory */
root_start = (reserved + fat_size) * sector_size;
@@ -256,10 +258,10 @@ int volume_id_probe_vfat(struct volume_id *id, uint64_t off)
return -1;
if (label != NULL && memcmp(label, "NO NAME ", 11) != 0) {
- volume_id_set_label_raw(id, label, 11);
+// volume_id_set_label_raw(id, label, 11);
volume_id_set_label_string(id, label, 11);
} else if (memcmp(vs->type.fat.label, "NO NAME ", 11) != 0) {
- volume_id_set_label_raw(id, vs->type.fat.label, 11);
+// volume_id_set_label_raw(id, vs->type.fat.label, 11);
volume_id_set_label_string(id, vs->type.fat.label, 11);
}
volume_id_set_uuid(id, vs->type.fat.serno, UUID_DOS);
@@ -317,17 +319,17 @@ int volume_id_probe_vfat(struct volume_id *id, uint64_t off)
return -1;
if (label != NULL && memcmp(label, "NO NAME ", 11) != 0) {
- volume_id_set_label_raw(id, label, 11);
+// volume_id_set_label_raw(id, label, 11);
volume_id_set_label_string(id, label, 11);
} else if (memcmp(vs->type.fat32.label, "NO NAME ", 11) != 0) {
- volume_id_set_label_raw(id, vs->type.fat32.label, 11);
+// volume_id_set_label_raw(id, vs->type.fat32.label, 11);
volume_id_set_label_string(id, vs->type.fat32.label, 11);
}
volume_id_set_uuid(id, vs->type.fat32.serno, UUID_DOS);
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "vfat";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "vfat";
return 0;
}
diff --git a/util-linux/volume_id/get_devname.c b/util-linux/volume_id/get_devname.c
index af03d07a3..bb3043cd6 100644
--- a/util-linux/volume_id/get_devname.c
+++ b/util-linux/volume_id/get_devname.c
@@ -10,22 +10,19 @@
#include "volume_id_internal.h"
-#define BLKGETSIZE64 _IOR(0x12,114,size_t)
-
-#define PROC_PARTITIONS "/proc/partitions"
-#define PROC_CDROMS "/proc/sys/dev/cdrom/info"
-#define DEVLABELDIR "/dev"
-#define SYS_BLOCK "/sys/block"
+//#define BLKGETSIZE64 _IOR(0x12,114,size_t)
static struct uuidCache_s {
struct uuidCache_s *next;
- char uuid[16];
+// int major, minor;
char *device;
char *label;
- int major, minor;
+ char *uc_uuid; /* prefix makes it easier to grep for */
} *uuidCache;
-/* for now, only ext2, ext3 and xfs are supported */
+/* Returns !0 on error.
+ * Otherwise, returns malloc'ed strings for label and uuid
+ * (and they can't be NULL, although they can be "") */
#if !ENABLE_FEATURE_VOLUMEID_ISO9660
#define get_label_uuid(device, label, uuid, iso_only) \
get_label_uuid(device, label, uuid)
@@ -38,15 +35,18 @@ get_label_uuid(const char *device, char **label, char **uuid, int iso_only)
struct volume_id *vid;
vid = volume_id_open_node(device);
+ if (!vid)
+ return rv;
- if (ioctl(vid->fd, BLKGETSIZE64, &size) != 0) {
+ if (ioctl(vid->fd, BLKGETSIZE64, &size) != 0)
size = 0;
- }
#if ENABLE_FEATURE_VOLUMEID_ISO9660
- if (iso_only ?
- volume_id_probe_iso9660(vid, 0) != 0 :
- volume_id_probe_all(vid, 0, size) != 0) {
+ if ((iso_only ?
+ volume_id_probe_iso9660(vid, 0) :
+ volume_id_probe_all(vid, 0, size)
+ ) != 0
+ ) {
goto ret;
}
#else
@@ -55,10 +55,10 @@ get_label_uuid(const char *device, char **label, char **uuid, int iso_only)
}
#endif
- if (vid->label[0] != '\0') {
+ if (vid->label[0] != '\0' || vid->uuid[0] != '\0') {
*label = xstrndup(vid->label, sizeof(vid->label));
*uuid = xstrndup(vid->uuid, sizeof(vid->uuid));
- printf("Found label %s on %s (uuid:%s)\n", *label, device, *uuid);
+ dbg("found label '%s', uuid '%s' on %s", *label, *uuid, device);
rv = 0;
}
ret:
@@ -66,8 +66,9 @@ get_label_uuid(const char *device, char **label, char **uuid, int iso_only)
return rv;
}
+/* NB: we take ownership of (malloc'ed) label and uuid */
static void
-uuidcache_addentry(char * device, int major, int minor, char *label, char *uuid)
+uuidcache_addentry(char *device, /*int major, int minor,*/ char *label, char *uuid)
{
struct uuidCache_s *last;
@@ -80,13 +81,16 @@ uuidcache_addentry(char * device, int major, int minor, char *label, char *uuid)
last = last->next;
}
/*last->next = NULL; - xzalloc did it*/
- last->label = label;
+// last->major = major;
+// last->minor = minor;
last->device = device;
- last->major = major;
- last->minor = minor;
- memcpy(last->uuid, uuid, sizeof(last->uuid));
+ last->label = label;
+ last->uc_uuid = uuid;
}
+/* If get_label_uuid() on device_name returns success,
+ * add a cache entry for this device.
+ * If device node does not exist, it will be temporarily created. */
#if !ENABLE_FEATURE_VOLUMEID_ISO9660
#define uuidcache_check_device(device_name, ma, mi, iso_only) \
uuidcache_check_device(device_name, ma, mi)
@@ -94,45 +98,62 @@ uuidcache_addentry(char * device, int major, int minor, char *label, char *uuid)
static void
uuidcache_check_device(const char *device_name, int ma, int mi, int iso_only)
{
- char device[110];
- char *uuid = NULL, *label = NULL;
+ char *device, *last_slash;
+ char *uuid, *label;
char *ptr;
- char *deviceDir = NULL;
- int mustRemove = 0;
- int mustRemoveDir = 0;
- int i;
+ int must_remove = 0;
+ int added = 0;
+
+ last_slash = NULL;
+ device = xasprintf("/dev/%s", device_name);
+ if (access(device, F_OK) != 0) {
+ /* device does not exist, temporarily create */
+ int slash_cnt = 0;
+
+ if ((ma | mi) < 0)
+ goto ret; /* we don't know major:minor! */
- sprintf(device, "%s/%s", DEVLABELDIR, device_name);
- if (access(device, F_OK)) {
ptr = device;
- i = 0;
while (*ptr)
if (*ptr++ == '/')
- i++;
- if (i > 2) {
- deviceDir = alloca(strlen(device) + 1);
- strcpy(deviceDir, device);
- ptr = deviceDir + (strlen(device) - 1);
- while (*ptr != '/')
- *ptr-- = '\0';
- if (mkdir(deviceDir, 0644)) {
- printf("mkdir: cannot create directory %s: %d\n", deviceDir, errno);
+ slash_cnt++;
+ if (slash_cnt > 2) {
+// BUG: handles only slash_cnt == 3 case
+ last_slash = strrchr(device, '/');
+ *last_slash = '\0';
+ if (mkdir(device, 0644)) {
+ bb_perror_msg("can't create directory %s", device);
+ *last_slash = '/';
+ last_slash = NULL; /* prevents rmdir */
} else {
- mustRemoveDir = 1;
+ *last_slash = '/';
}
}
-
mknod(device, S_IFBLK | 0600, makedev(ma, mi));
- mustRemove = 1;
+ must_remove = 1;
+ }
+
+ uuid = NULL;
+ label = NULL;
+ if (get_label_uuid(device, &label, &uuid, iso_only) == 0) {
+ uuidcache_addentry(device, /*ma, mi,*/ label, uuid);
+ /* "device" is owned by cache now, don't free */
+ added = 1;
}
- if (!get_label_uuid(device, &label, &uuid, iso_only))
- uuidcache_addentry(strdup(device), ma, mi,
- label, uuid);
- if (mustRemove) unlink(device);
- if (mustRemoveDir) rmdir(deviceDir);
+ if (must_remove)
+ unlink(device);
+ if (last_slash) {
+ *last_slash = '\0';
+ rmdir(device);
+ }
+ ret:
+ if (!added)
+ free(device);
}
+/* Run uuidcache_check_device() for every device mentioned
+ * in /proc/partitions */
static void
uuidcache_init_partitions(void)
{
@@ -144,7 +165,7 @@ uuidcache_init_partitions(void)
int handleOnFirst;
char *chptr;
- procpt = xfopen(PROC_PARTITIONS, "r");
+ procpt = xfopen("/proc/partitions", "r");
/*
# cat /proc/partitions
major minor #blocks name
@@ -165,7 +186,7 @@ major minor #blocks name
diet's sscanf is quite limited */
chptr = line;
if (*chptr != ' ') continue;
- chptr++;
+ chptr = skip_whitespace(chptr);
ma = bb_strtou(chptr, &chptr, 0);
if (ma < 0) continue;
@@ -185,6 +206,8 @@ major minor #blocks name
*strchrnul(chptr, '\n') = '\0';
/* now chptr => device name */
+ dbg("/proc/partitions: maj:%d min:%d sz:%llu name:'%s'",
+ ma, mi, sz, chptr);
if (!chptr[0])
continue;
@@ -203,36 +226,35 @@ major minor #blocks name
fclose(procpt);
}
-static int
+static void
dev_get_major_minor(char *device_name, int *major, int *minor)
{
- char * dev_path;
- int fd;
- char dev[7];
- char *major_ptr, *minor_ptr;
-
- dev_path = alloca(strlen(SYS_BLOCK) + strlen(device_name) + 6);
- sprintf(dev_path, "%s/%s/dev", SYS_BLOCK, device_name);
-
- fd = open(dev_path, O_RDONLY);
- if (fd < 0) return 1;
- full_read(fd, dev, sizeof(dev));
- close(fd);
-
- major_ptr = dev;
- minor_ptr = strchr(dev, ':');
- if (!minor_ptr) return 1;
- *minor_ptr++ = '\0';
+ char dev[16];
+ char *dev_path;
+ char *colon;
+ int sz;
+
+ dev_path = xasprintf("/sys/block/%s/dev", device_name);
+ sz = open_read_close(dev_path, dev, sizeof(dev) - 1);
+ if (sz < 0)
+ goto ret;
+ dev[sz] = '\0';
- *major = strtol(major_ptr, NULL, 10);
- *minor = strtol(minor_ptr, NULL, 10);
+ colon = strchr(dev, ':');
+ if (!colon)
+ goto ret;
+ *major = strtol(dev, NULL, 10);
+ *minor = strtol(colon + 1, NULL, 10);
- return 0;
+ ret:
+ free(dev_path);
+ return;
}
static void
uuidcache_init_cdroms(void)
{
+#define PROC_CDROMS "/proc/sys/dev/cdrom/info"
char line[100];
int ma, mi;
FILE *proccd;
@@ -250,11 +272,13 @@ uuidcache_init_cdroms(void)
}
while (fgets(line, sizeof(line), proccd)) {
- const char *drive_name_string = "drive name:\t\t";
- if (!strncmp(line, drive_name_string, strlen(drive_name_string))) {
+ static const char drive_name_string[] ALIGN1 = "drive name:\t\t";
+
+ if (strncmp(line, drive_name_string, sizeof(drive_name_string) - 1) == 0) {
char *device_name;
- device_name = strtok(line + strlen(drive_name_string), "\t\n");
+ device_name = strtok(line + sizeof(drive_name_string) - 1, "\t\n");
while (device_name) {
+ ma = mi = -1;
dev_get_major_minor(device_name, &ma, &mi);
uuidcache_check_device(device_name, ma, mi, 1);
device_name = strtok(NULL, "\t\n");
@@ -281,24 +305,24 @@ uuidcache_init(void)
#ifdef UNUSED
static char *
-get_spec_by_x(int n, const char *t, int * majorPtr, int * minorPtr)
+get_spec_by_x(int n, const char *t, int *majorPtr, int *minorPtr)
{
struct uuidCache_s *uc;
uuidcache_init();
uc = uuidCache;
- while(uc) {
+ while (uc) {
switch (n) {
case UUID:
- if (!memcmp(t, uc->uuid, sizeof(uc->uuid))) {
+ if (strcmp(t, uc->uc_uuid) == 0) {
*majorPtr = uc->major;
*minorPtr = uc->minor;
return uc->device;
}
break;
case VOL:
- if (!strcmp(t, uc->label)) {
+ if (strcmp(t, uc->label) == 0) {
*majorPtr = uc->major;
*minorPtr = uc->minor;
return uc->device;
@@ -315,26 +339,27 @@ fromhex(char c)
{
if (isdigit(c))
return (c - '0');
- if (islower(c))
- return (c - 'a' + 10);
- return (c - 'A' + 10);
+ return ((c|0x20) - 'a' + 10);
}
static char *
-get_spec_by_uuid(const char *s, int * major, int * minor)
+get_spec_by_uuid(const char *s, int *major, int *minor)
{
unsigned char uuid[16];
int i;
- if (strlen(s) != 36 ||
- s[8] != '-' || s[13] != '-' || s[18] != '-' || s[23] != '-')
+ if (strlen(s) != 36 || s[8] != '-' || s[13] != '-'
+ || s[18] != '-' || s[23] != '-'
+ ) {
goto bad_uuid;
- for (i=0; i<16; i++) {
- if (*s == '-') s++;
- if (!isxdigit(s[0]) || !isxdigit(s[1]))
- goto bad_uuid;
- uuid[i] = ((fromhex(s[0])<<4) | fromhex(s[1]));
- s += 2;
+ }
+ for (i = 0; i < 16; i++) {
+ if (*s == '-')
+ s++;
+ if (!isxdigit(s[0]) || !isxdigit(s[1]))
+ goto bad_uuid;
+ uuid[i] = ((fromhex(s[0]) << 4) | fromhex(s[1]));
+ s += 2;
}
return get_spec_by_x(UUID, (char *)uuid, major, minor);
@@ -358,13 +383,7 @@ static int display_uuid_cache(void)
u = uuidCache;
while (u) {
- printf("%s %s ", u->device, u->label);
- for (i = 0; i < sizeof(u->uuid); i++) {
- if (i == 4 || i == 6 || i == 8 || i == 10)
- printf("-");
- printf("%x", u->uuid[i] & 0xff);
- }
- printf("\n");
+ printf("%s %s %s\n", u->device, u->label, u->uc_uuid);
u = u->next;
}
@@ -383,7 +402,8 @@ char *get_devname_from_label(const char *spec)
uuidcache_init();
uc = uuidCache;
while (uc) {
- if (uc->label && !strncmp(spec, uc->label, spec_len)) {
+// FIXME: empty label ("LABEL=") matches anything??!
+ if (uc->label[0] && strncmp(spec, uc->label, spec_len) == 0) {
return xstrdup(uc->device);
}
uc = uc->next;
@@ -398,7 +418,7 @@ char *get_devname_from_uuid(const char *spec)
uuidcache_init();
uc = uuidCache;
while (uc) {
- if (!memcmp(spec, uc->uuid, sizeof(uc->uuid))) {
+ if (strcmp(spec, uc->uc_uuid) == 0) {
return xstrdup(uc->device);
}
uc = uc->next;
diff --git a/util-linux/volume_id/hfs.c b/util-linux/volume_id/hfs.c
index 71a3df0b8..a7667f725 100644
--- a/util-linux/volume_id/hfs.c
+++ b/util-linux/volume_id/hfs.c
@@ -167,7 +167,7 @@ int volume_id_probe_hfs_hfsplus(struct volume_id *id, uint64_t off)
goto checkplus;
/* it may be just a hfs wrapper for hfs+ */
- if (memcmp(hfs->embed_sig, "H+", 2) == 0) {
+ if (hfs->embed_sig[0] == 'H' && hfs->embed_sig[1] == '+') {
alloc_block_size = be32_to_cpu(hfs->al_blk_size);
dbg("alloc_block_size 0x%x", alloc_block_size);
@@ -188,14 +188,13 @@ int volume_id_probe_hfs_hfsplus(struct volume_id *id, uint64_t off)
}
if (hfs->label_len > 0 && hfs->label_len < 28) {
- volume_id_set_label_raw(id, hfs->label, hfs->label_len);
+// volume_id_set_label_raw(id, hfs->label, hfs->label_len);
volume_id_set_label_string(id, hfs->label, hfs->label_len) ;
}
volume_id_set_uuid(id, hfs->finder_info.id, UUID_HFS);
-
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "hfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "hfs";
return 0;
@@ -281,12 +280,12 @@ int volume_id_probe_hfs_hfsplus(struct volume_id *id, uint64_t off)
label_len = be16_to_cpu(key->unicode_len) * 2;
dbg("label unicode16 len %i", label_len);
- volume_id_set_label_raw(id, key->unicode, label_len);
+// volume_id_set_label_raw(id, key->unicode, label_len);
volume_id_set_label_unicode16(id, key->unicode, BE, label_len);
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "hfsplus";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "hfsplus";
return 0;
}
diff --git a/util-linux/volume_id/highpoint.c b/util-linux/volume_id/highpoint.c
index de31a2a26..57c5cadc4 100644
--- a/util-linux/volume_id/highpoint.c
+++ b/util-linux/volume_id/highpoint.c
@@ -52,8 +52,8 @@ int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off)
if (magic != cpu_to_le32(HPT37X_MAGIC_OK) && magic != cpu_to_le32(HPT37X_MAGIC_BAD))
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "highpoint_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "highpoint_raid_member";
return 0;
}
@@ -79,8 +79,8 @@ int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint6
if (magic != cpu_to_le32(HPT45X_MAGIC_OK) && magic != cpu_to_le32(HPT45X_MAGIC_BAD))
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "highpoint_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "highpoint_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/hpfs.c b/util-linux/volume_id/hpfs.c
index b43fb79b5..8b517569d 100644
--- a/util-linux/volume_id/hpfs.c
+++ b/util-linux/volume_id/hpfs.c
@@ -39,10 +39,9 @@ int volume_id_probe_hpfs(struct volume_id *id, uint64_t off)
return -1;
if (memcmp(hs->magic, "\x49\xe8\x95\xf9", 4) == 0) {
- sprintf(id->type_version, "%u", hs->version);
-
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "hpfs";
+// sprintf(id->type_version, "%u", hs->version);
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "hpfs";
return 0;
}
diff --git a/util-linux/volume_id/iso9660.c b/util-linux/volume_id/iso9660.c
index fa9227746..c15608ce0 100644
--- a/util-linux/volume_id/iso9660.c
+++ b/util-linux/volume_id/iso9660.c
@@ -66,7 +66,7 @@ int volume_id_probe_iso9660(struct volume_id *id, uint64_t off)
int i;
dbg("read label from PVD");
- volume_id_set_label_raw(id, is->volume_id, 32);
+// volume_id_set_label_raw(id, is->volume_id, 32);
volume_id_set_label_string(id, is->volume_id, 32);
dbg("looking for SVDs");
@@ -81,9 +81,10 @@ int volume_id_probe_iso9660(struct volume_id *id, uint64_t off)
continue;
dbg("found SVD at offset 0x%llx", (unsigned long long) (off + vd_offset));
- if (memcmp(is->escape_sequences, "%/@", 3) == 0||
- memcmp(is->escape_sequences, "%/C", 3) == 0||
- memcmp(is->escape_sequences, "%/E", 3) == 0) {
+ if (memcmp(is->escape_sequences, "%/@", 3) == 0
+ || memcmp(is->escape_sequences, "%/C", 3) == 0
+ || memcmp(is->escape_sequences, "%/E", 3) == 0
+ ) {
dbg("Joliet extension found");
volume_id_set_unicode16((char *)svd_label, sizeof(svd_label), is->volume_id, BE, 32);
if (memcmp(id->label, svd_label, 16) == 0) {
@@ -91,9 +92,9 @@ int volume_id_probe_iso9660(struct volume_id *id, uint64_t off)
break;
}
- volume_id_set_label_raw(id, is->volume_id, 32);
+// volume_id_set_label_raw(id, is->volume_id, 32);
volume_id_set_label_string(id, svd_label, 32);
- strcpy(id->type_version, "Joliet Extension");
+// strcpy(id->type_version, "Joliet Extension");
goto found;
}
vd_offset += ISO_SECTOR_SIZE;
@@ -104,15 +105,15 @@ int volume_id_probe_iso9660(struct volume_id *id, uint64_t off)
hs = (struct high_sierra_volume_descriptor *) buf;
if (memcmp(hs->id, "CDROM", 5) == 0) {
- strcpy(id->type_version, "High Sierra");
+// strcpy(id->type_version, "High Sierra");
goto found;
}
return -1;
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "iso9660";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "iso9660";
return 0;
}
diff --git a/util-linux/volume_id/isw_raid.c b/util-linux/volume_id/isw_raid.c
index 8f55f49d9..d928245fb 100644
--- a/util-linux/volume_id/isw_raid.c
+++ b/util-linux/volume_id/isw_raid.c
@@ -50,9 +50,9 @@ int volume_id_probe_intel_software_raid(struct volume_id *id, uint64_t off, uint
if (memcmp(isw->sig, ISW_SIGNATURE, sizeof(ISW_SIGNATURE)-1) != 0)
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- memcpy(id->type_version, &isw->sig[sizeof(ISW_SIGNATURE)-1], 6);
- id->type = "isw_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// memcpy(id->type_version, &isw->sig[sizeof(ISW_SIGNATURE)-1], 6);
+// id->type = "isw_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/jfs.c b/util-linux/volume_id/jfs.c
index 28b4eb694..63692f946 100644
--- a/util-linux/volume_id/jfs.c
+++ b/util-linux/volume_id/jfs.c
@@ -48,12 +48,12 @@ int volume_id_probe_jfs(struct volume_id *id, uint64_t off)
if (memcmp(js->magic, "JFS1", 4) != 0)
return -1;
- volume_id_set_label_raw(id, js->label, 16);
+// volume_id_set_label_raw(id, js->label, 16);
volume_id_set_label_string(id, js->label, 16);
volume_id_set_uuid(id, js->uuid, UUID_DCE);
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "jfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "jfs";
return 0;
}
diff --git a/util-linux/volume_id/linux_raid.c b/util-linux/volume_id/linux_raid.c
index bb9b3c5cf..a1130606f 100644
--- a/util-linux/volume_id/linux_raid.c
+++ b/util-linux/volume_id/linux_raid.c
@@ -66,14 +66,14 @@ int volume_id_probe_linux_raid(struct volume_id *id, uint64_t off, uint64_t size
memcpy(&uuid[4], &mdp->set_uuid1, 12);
volume_id_set_uuid(id, uuid, UUID_DCE);
- snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%u.%u",
- le32_to_cpu(mdp->major_version),
- le32_to_cpu(mdp->minor_version),
- le32_to_cpu(mdp->patch_version));
+// snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%u.%u",
+// le32_to_cpu(mdp->major_version),
+// le32_to_cpu(mdp->minor_version),
+// le32_to_cpu(mdp->patch_version));
dbg("found raid signature");
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "linux_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "linux_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/linux_swap.c b/util-linux/volume_id/linux_swap.c
index 56b5d5085..e6084542f 100644
--- a/util-linux/volume_id/linux_swap.c
+++ b/util-linux/volume_id/linux_swap.c
@@ -46,8 +46,8 @@ int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off)
return -1;
if (memcmp(buf, "SWAP-SPACE", 10) == 0) {
- id->type_version[0] = '1';
- id->type_version[1] = '\0';
+// id->type_version[0] = '1';
+// id->type_version[1] = '\0';
goto found;
}
@@ -55,9 +55,9 @@ int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off)
sw = volume_id_get_buffer(id, off, sizeof(struct swap_header_v1_2));
if (sw == NULL)
return -1;
- id->type_version[0] = '2';
- id->type_version[1] = '\0';
- volume_id_set_label_raw(id, sw->volume_name, 16);
+// id->type_version[0] = '2';
+// id->type_version[1] = '\0';
+// volume_id_set_label_raw(id, sw->volume_name, 16);
volume_id_set_label_string(id, sw->volume_name, 16);
volume_id_set_uuid(id, sw->uuid, UUID_DCE);
goto found;
@@ -66,8 +66,8 @@ int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off)
return -1;
found:
- volume_id_set_usage(id, VOLUME_ID_OTHER);
- id->type = "swap";
+// volume_id_set_usage(id, VOLUME_ID_OTHER);
+// id->type = "swap";
return 0;
}
diff --git a/util-linux/volume_id/lsi_raid.c b/util-linux/volume_id/lsi_raid.c
index 0eab1c709..730a3134e 100644
--- a/util-linux/volume_id/lsi_raid.c
+++ b/util-linux/volume_id/lsi_raid.c
@@ -45,8 +45,8 @@ int volume_id_probe_lsi_mega_raid(struct volume_id *id, uint64_t off, uint64_t s
if (memcmp(lsi->sig, LSI_SIGNATURE, sizeof(LSI_SIGNATURE)-1) != 0)
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "lsi_mega_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "lsi_mega_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/luks.c b/util-linux/volume_id/luks.c
index e73ce3a03..51dda4e79 100644
--- a/util-linux/volume_id/luks.c
+++ b/util-linux/volume_id/luks.c
@@ -67,10 +67,9 @@ int volume_id_probe_luks(struct volume_id *id, uint64_t off)
if (memcmp(header->magic, LUKS_MAGIC, LUKS_MAGIC_L))
return -1;
- volume_id_set_usage(id, VOLUME_ID_CRYPTO);
+// volume_id_set_usage(id, VOLUME_ID_CRYPTO);
volume_id_set_uuid(id, header->uuid, UUID_DCE_STRING);
-
- id->type = "crypto_LUKS";
+// id->type = "crypto_LUKS";
return 0;
}
diff --git a/util-linux/volume_id/lvm.c b/util-linux/volume_id/lvm.c
index baa8456db..f9f9395db 100644
--- a/util-linux/volume_id/lvm.c
+++ b/util-linux/volume_id/lvm.c
@@ -33,7 +33,6 @@ struct lvm2_super_block {
} __attribute__((packed));
#define LVM1_SB_OFF 0x400
-#define LVM1_MAGIC "HM"
int volume_id_probe_lvm1(struct volume_id *id, uint64_t off)
{
@@ -48,11 +47,11 @@ int volume_id_probe_lvm1(struct volume_id *id, uint64_t off)
lvm = (struct lvm1_super_block *) buf;
- if (memcmp(lvm->id, LVM1_MAGIC, 2) != 0)
+ if (lvm->id[0] != 'H' || lvm->id[1] != 'M')
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "LVM1_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "LVM1_member";
return 0;
}
@@ -83,9 +82,9 @@ int volume_id_probe_lvm2(struct volume_id *id, uint64_t off)
return -1;
found:
- memcpy(id->type_version, lvm->type, 8);
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "LVM2_member";
+// memcpy(id->type_version, lvm->type, 8);
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "LVM2_member";
return 0;
}
diff --git a/util-linux/volume_id/minix.c b/util-linux/volume_id/minix.c
index ede23cb24..2f5209333 100644
--- a/util-linux/volume_id/minix.c
+++ b/util-linux/volume_id/minix.c
@@ -20,8 +20,7 @@
#include "volume_id_internal.h"
-struct minix_super_block
-{
+struct minix_super_block {
uint16_t s_ninodes;
uint16_t s_nzones;
uint16_t s_imap_blocks;
@@ -46,31 +45,31 @@ int volume_id_probe_minix(struct volume_id *id, uint64_t off)
if (ms == NULL)
return -1;
- if (le16_to_cpu(ms->s_magic) == 0x137f) {
- id->type_version[0] = '1';
+ if (ms->s_magic == cpu_to_le16(0x137f)) {
+// id->type_version[0] = '1';
goto found;
}
- if (le16_to_cpu(ms->s_magic) == 0x1387) {
- id->type_version[0] = '1';
+ if (ms->s_magic == cpu_to_le16(0x1387)) {
+// id->type_version[0] = '1';
goto found;
}
- if (le16_to_cpu(ms->s_magic) == 0x2468) {
- id->type_version[0] = '2';
+ if (ms->s_magic == cpu_to_le16(0x2468)) {
+// id->type_version[0] = '2';
goto found;
}
- if (le16_to_cpu(ms->s_magic) == 0x2478) {
- id->type_version[0] = '2';
+ 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";
+// id->type_version[1] = '\0';
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "minix";
return 0;
}
diff --git a/util-linux/volume_id/ntfs.c b/util-linux/volume_id/ntfs.c
index cbd5d5bba..7488a41a3 100644
--- a/util-linux/volume_id/ntfs.c
+++ b/util-linux/volume_id/ntfs.c
@@ -166,13 +166,13 @@ int volume_id_probe_ntfs(struct volume_id *id, uint64_t off)
dbg("found attribute type 0x%x, len %i, at offset %i",
attr_type, attr_len, attr_off);
- if (attr_type == MFT_RECORD_ATTR_VOLUME_INFO) {
- struct volume_info *info;
- dbg("found info, len %i", val_len);
- info = (struct volume_info*) (((uint8_t *) attr) + val_off);
- snprintf(id->type_version, sizeof(id->type_version)-1,
- "%u.%u", info->major_ver, info->minor_ver);
- }
+// if (attr_type == MFT_RECORD_ATTR_VOLUME_INFO) {
+// struct volume_info *info;
+// dbg("found info, len %i", val_len);
+// info = (struct volume_info*) (((uint8_t *) attr) + val_off);
+// snprintf(id->type_version, sizeof(id->type_version)-1,
+// "%u.%u", info->major_ver, info->minor_ver);
+// }
if (attr_type == MFT_RECORD_ATTR_VOLUME_NAME) {
dbg("found label, len %i", val_len);
@@ -180,14 +180,14 @@ int volume_id_probe_ntfs(struct volume_id *id, uint64_t off)
val_len = VOLUME_ID_LABEL_SIZE;
val = ((uint8_t *) attr) + val_off;
- volume_id_set_label_raw(id, val, val_len);
+// volume_id_set_label_raw(id, val, val_len);
volume_id_set_label_unicode16(id, val, LE, val_len);
}
}
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "ntfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "ntfs";
return 0;
}
diff --git a/util-linux/volume_id/nvidia_raid.c b/util-linux/volume_id/nvidia_raid.c
index 8619565c9..692aad111 100644
--- a/util-linux/volume_id/nvidia_raid.c
+++ b/util-linux/volume_id/nvidia_raid.c
@@ -48,9 +48,9 @@ int volume_id_probe_nvidia_raid(struct volume_id *id, uint64_t off, uint64_t siz
if (memcmp(nv->vendor, NVIDIA_SIGNATURE, sizeof(NVIDIA_SIGNATURE)-1) != 0)
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- snprintf(id->type_version, sizeof(id->type_version)-1, "%u", le16_to_cpu(nv->version));
- id->type = "nvidia_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// snprintf(id->type_version, sizeof(id->type_version)-1, "%u", le16_to_cpu(nv->version));
+// id->type = "nvidia_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/ocfs2.c b/util-linux/volume_id/ocfs2.c
index bc490df57..9fd456597 100644
--- a/util-linux/volume_id/ocfs2.c
+++ b/util-linux/volume_id/ocfs2.c
@@ -94,12 +94,12 @@ int volume_id_probe_ocfs2(struct volume_id *id, uint64_t off)
return -1;
}
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- volume_id_set_label_raw(id, os->s_label, OCFS2_MAX_VOL_LABEL_LEN < VOLUME_ID_LABEL_SIZE ?
- OCFS2_MAX_VOL_LABEL_LEN : VOLUME_ID_LABEL_SIZE);
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// volume_id_set_label_raw(id, os->s_label, OCFS2_MAX_VOL_LABEL_LEN < VOLUME_ID_LABEL_SIZE ?
+// OCFS2_MAX_VOL_LABEL_LEN : VOLUME_ID_LABEL_SIZE);
volume_id_set_label_string(id, os->s_label, OCFS2_MAX_VOL_LABEL_LEN < VOLUME_ID_LABEL_SIZE ?
OCFS2_MAX_VOL_LABEL_LEN : VOLUME_ID_LABEL_SIZE);
volume_id_set_uuid(id, os->s_uuid, UUID_DCE);
- id->type = "ocfs2";
+// id->type = "ocfs2";
return 0;
}
diff --git a/util-linux/volume_id/promise_raid.c b/util-linux/volume_id/promise_raid.c
index 9195c637b..75c6f89d4 100644
--- a/util-linux/volume_id/promise_raid.c
+++ b/util-linux/volume_id/promise_raid.c
@@ -56,8 +56,8 @@ int volume_id_probe_promise_fasttrack_raid(struct volume_id *id, uint64_t off, u
return -1;
found:
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type = "promise_fasttrack_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type = "promise_fasttrack_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/reiserfs.c b/util-linux/volume_id/reiserfs.c
index 98ecec23a..d9a37457b 100644
--- a/util-linux/volume_id/reiserfs.c
+++ b/util-linux/volume_id/reiserfs.c
@@ -53,31 +53,35 @@ int volume_id_probe_reiserfs(struct volume_id *id, uint64_t off)
struct reiserfs_super_block *rs;
struct reiser4_super_block *rs4;
- dbg("probing at offset 0x%llx", (unsigned long long) off);
+ dbg("reiserfs: probing at offset 0x%llx", (unsigned long long) off);
rs = volume_id_get_buffer(id, off + REISERFS_SUPERBLOCK_OFFSET, 0x200);
if (rs == NULL)
return -1;
if (memcmp(rs->magic, "ReIsErFs", 8) == 0) {
- strcpy(id->type_version, "3.5");
+ dbg("reiserfs: ReIsErFs, no label");
+// strcpy(id->type_version, "3.5");
goto found;
}
if (memcmp(rs->magic, "ReIsEr2Fs", 9) == 0) {
- strcpy(id->type_version, "3.6");
+ dbg("reiserfs: ReIsEr2Fs");
+// strcpy(id->type_version, "3.6");
goto found_label;
}
if (memcmp(rs->magic, "ReIsEr3Fs", 9) == 0) {
- strcpy(id->type_version, "JR");
+ dbg("reiserfs: ReIsEr3Fs");
+// strcpy(id->type_version, "JR");
goto found_label;
}
rs4 = (struct reiser4_super_block *) rs;
if (memcmp(rs4->magic, "ReIsEr4", 7) == 0) {
- strcpy(id->type_version, "4");
- volume_id_set_label_raw(id, rs4->label, 16);
+// strcpy(id->type_version, "4");
+// volume_id_set_label_raw(id, rs4->label, 16);
volume_id_set_label_string(id, rs4->label, 16);
volume_id_set_uuid(id, rs4->uuid, UUID_DCE);
+ dbg("reiserfs: ReIsEr4, label '%s' uuid '%s'", id->label, id->uuid);
goto found;
}
@@ -86,20 +90,23 @@ int volume_id_probe_reiserfs(struct volume_id *id, uint64_t off)
return -1;
if (memcmp(rs->magic, "ReIsErFs", 8) == 0) {
- strcpy(id->type_version, "3.5");
+ dbg("reiserfs: ReIsErFs, no label");
+// strcpy(id->type_version, "3.5");
goto found;
}
+ dbg("reiserfs: no signature found");
return -1;
found_label:
- volume_id_set_label_raw(id, rs->label, 16);
+// volume_id_set_label_raw(id, rs->label, 16);
volume_id_set_label_string(id, rs->label, 16);
volume_id_set_uuid(id, rs->uuid, UUID_DCE);
+ dbg("reiserfs: label '%s' uuid '%s'", id->label, id->uuid);
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "reiserfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "reiserfs";
return 0;
}
diff --git a/util-linux/volume_id/romfs.c b/util-linux/volume_id/romfs.c
index 7c4fc0f70..400bdce2c 100644
--- a/util-linux/volume_id/romfs.c
+++ b/util-linux/volume_id/romfs.c
@@ -41,12 +41,12 @@ int volume_id_probe_romfs(struct volume_id *id, uint64_t off)
size_t len = strlen((char *)rfs->name);
if (len) {
- volume_id_set_label_raw(id, rfs->name, len);
+// volume_id_set_label_raw(id, rfs->name, len);
volume_id_set_label_string(id, rfs->name, len);
}
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "romfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "romfs";
return 0;
}
diff --git a/util-linux/volume_id/silicon_raid.c b/util-linux/volume_id/silicon_raid.c
index ea001745f..51431124b 100644
--- a/util-linux/volume_id/silicon_raid.c
+++ b/util-linux/volume_id/silicon_raid.c
@@ -60,10 +60,10 @@ int volume_id_probe_silicon_medley_raid(struct volume_id *id, uint64_t off, uint
if (sil->magic != cpu_to_le32(SILICON_MAGIC))
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%u",
- le16_to_cpu(sil->major_ver), le16_to_cpu(sil->minor_ver));
- id->type = "silicon_medley_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// snprintf(id->type_version, sizeof(id->type_version)-1, "%u.%u",
+// le16_to_cpu(sil->major_ver), le16_to_cpu(sil->minor_ver));
+// id->type = "silicon_medley_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/sysv.c b/util-linux/volume_id/sysv.c
index 71c0fd496..76719623b 100644
--- a/util-linux/volume_id/sysv.c
+++ b/util-linux/volume_id/sysv.c
@@ -97,9 +97,9 @@ int volume_id_probe_sysv(struct volume_id *id, uint64_t off)
return -1;
if (vs->s_magic == cpu_to_le32(SYSV_MAGIC) || vs->s_magic == cpu_to_be32(SYSV_MAGIC)) {
- volume_id_set_label_raw(id, vs->s_fname, 6);
+// volume_id_set_label_raw(id, vs->s_fname, 6);
volume_id_set_label_string(id, vs->s_fname, 6);
- id->type = "sysv";
+// id->type = "sysv";
goto found;
}
}
@@ -110,9 +110,9 @@ int volume_id_probe_sysv(struct volume_id *id, uint64_t off)
return -1;
if (xs->s_magic == cpu_to_le32(XENIX_MAGIC) || xs->s_magic == cpu_to_be32(XENIX_MAGIC)) {
- volume_id_set_label_raw(id, xs->s_fname, 6);
+// volume_id_set_label_raw(id, xs->s_fname, 6);
volume_id_set_label_string(id, xs->s_fname, 6);
- id->type = "xenix";
+// id->type = "xenix";
goto found;
}
}
@@ -120,6 +120,6 @@ int volume_id_probe_sysv(struct volume_id *id, uint64_t off)
return -1;
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
return 0;
}
diff --git a/util-linux/volume_id/udf.c b/util-linux/volume_id/udf.c
index 5cdb49c31..55e97a7e5 100644
--- a/util-linux/volume_id/udf.c
+++ b/util-linux/volume_id/udf.c
@@ -155,7 +155,7 @@ anchor:
goto found;
pvd:
- volume_id_set_label_raw(id, &(vd->type.primary.ident.clen), 32);
+// volume_id_set_label_raw(id, &(vd->type.primary.ident.clen), 32);
clen = vd->type.primary.ident.clen;
dbg("label string charsize=%i bit", clen);
@@ -165,8 +165,8 @@ anchor:
volume_id_set_label_unicode16(id, vd->type.primary.ident.c, BE, 31);
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "udf";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "udf";
return 0;
}
diff --git a/util-linux/volume_id/ufs.c b/util-linux/volume_id/ufs.c
index 768670e9d..ba76876b5 100644
--- a/util-linux/volume_id/ufs.c
+++ b/util-linux/volume_id/ufs.c
@@ -199,8 +199,8 @@ int volume_id_probe_ufs(struct volume_id *id, uint64_t off)
return -1;
found:
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "ufs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "ufs";
return 0;
}
diff --git a/util-linux/volume_id/util.c b/util-linux/volume_id/util.c
index d2265c249..ce7de23fb 100644
--- a/util-linux/volume_id/util.c
+++ b/util-linux/volume_id/util.c
@@ -23,7 +23,7 @@
void volume_id_set_unicode16(char *str, size_t len, const uint8_t *buf, enum endian endianess, size_t count)
{
unsigned i, j;
- uint16_t c;
+ unsigned c;
j = 0;
for (i = 0; i + 2 <= count; i += 2) {
@@ -54,6 +54,7 @@ void volume_id_set_unicode16(char *str, size_t len, const uint8_t *buf, enum end
str[j] = '\0';
}
+#ifdef UNUSED
static const char *usage_to_string(enum volume_id_usage usage_id)
{
switch (usage_id) {
@@ -94,6 +95,7 @@ void volume_id_set_label_raw(struct volume_id *id, const uint8_t *buf, size_t co
memcpy(id->label_raw, buf, count);
id->label_raw_len = count;
}
+#endif
#ifdef NOT_NEEDED
static size_t strnlen(const char *s, size_t maxlen)
@@ -131,7 +133,7 @@ void volume_id_set_uuid(struct volume_id *id, const uint8_t *buf, enum uuid_form
unsigned i;
unsigned count = 0;
- switch(format) {
+ switch (format) {
case UUID_DOS:
count = 4;
break;
@@ -143,20 +145,21 @@ void volume_id_set_uuid(struct volume_id *id, const uint8_t *buf, enum uuid_form
count = 16;
break;
case UUID_DCE_STRING:
- count = 36;
+ /* 36 is ok, id->uuid has one extra byte for NUL */
+ count = VOLUME_ID_UUID_SIZE;
break;
}
- memcpy(id->uuid_raw, buf, count);
- id->uuid_raw_len = count;
+// memcpy(id->uuid_raw, buf, count);
+// id->uuid_raw_len = count;
/* if set, create string in the same format, the native platform uses */
for (i = 0; i < count; i++)
if (buf[i] != 0)
goto set;
- return;
+ return; /* all bytes are zero, leave it empty ("") */
set:
- switch(format) {
+ switch (format) {
case UUID_DOS:
sprintf(id->uuid, "%02X%02X-%02X%02X",
buf[3], buf[2], buf[1], buf[0]);
diff --git a/util-linux/volume_id/via_raid.c b/util-linux/volume_id/via_raid.c
index a9bd5b7b9..a3e94e085 100644
--- a/util-linux/volume_id/via_raid.c
+++ b/util-linux/volume_id/via_raid.c
@@ -59,10 +59,10 @@ int volume_id_probe_via_raid(struct volume_id *id, uint64_t off, uint64_t size)
if (via->version_number > 1)
return -1;
- volume_id_set_usage(id, VOLUME_ID_RAID);
- id->type_version[0] = '0' + via->version_number;
- id->type_version[1] = '\0';
- id->type = "via_raid_member";
+// volume_id_set_usage(id, VOLUME_ID_RAID);
+// id->type_version[0] = '0' + via->version_number;
+// id->type_version[1] = '\0';
+// id->type = "via_raid_member";
return 0;
}
diff --git a/util-linux/volume_id/volume_id.c b/util-linux/volume_id/volume_id.c
index 809884a41..a26e2bcf0 100644
--- a/util-linux/volume_id/volume_id.c
+++ b/util-linux/volume_id/volume_id.c
@@ -68,9 +68,10 @@ static const probe_fptr fs1[] = {
#if ENABLE_FEATURE_VOLUMEID_FAT
volume_id_probe_vfat,
#endif
-#if ENABLE_FEATURE_VOLUMEID_MAC
- volume_id_probe_mac_partition_map,
-#endif
+// This one only looks for partitions, we don't use it
+//#if ENABLE_FEATURE_VOLUMEID_MAC
+// volume_id_probe_mac_partition_map,
+//#endif
#if ENABLE_FEATURE_VOLUMEID_XFS
volume_id_probe_xfs,
#endif
@@ -170,7 +171,9 @@ struct volume_id *volume_id_open_node(const char *path)
struct volume_id *id;
int fd;
- fd = xopen(path, O_RDONLY);
+ fd = open(path, O_RDONLY);
+ if (fd < 0)
+ return NULL;
id = xzalloc(sizeof(struct volume_id));
id->fd = fd;
///* close fd on device close */
@@ -209,6 +212,8 @@ void free_volume_id(struct volume_id *id)
//if (id->fd_close != 0) - always true
close(id->fd);
volume_id_free_buffer(id);
+#ifdef UNUSED_PARTITION_CODE
free(id->partitions);
+#endif
free(id);
}
diff --git a/util-linux/volume_id/volume_id_internal.h b/util-linux/volume_id/volume_id_internal.h
index 5a38562f4..8c7ca035a 100644
--- a/util-linux/volume_id/volume_id_internal.h
+++ b/util-linux/volume_id/volume_id_internal.h
@@ -23,6 +23,7 @@
#define dbg(...) ((void)0)
+/* #define dbg(...) bb_error_msg(__VA_ARGS__) */
/* volume_id.h */
@@ -45,29 +46,34 @@ enum volume_id_usage {
VOLUME_ID_CRYPTO,
};
+#ifdef UNUSED_PARTITION_CODE
struct volume_id_partition {
- enum volume_id_usage usage_id;
- const char *usage;
- const char *type;
- uint64_t off;
- uint64_t len;
- uint8_t partition_type_raw;
+// const char *type;
+// const char *usage;
+// smallint usage_id;
+// uint8_t pt_type_raw;
+// uint64_t pt_off;
+// uint64_t pt_len;
};
+#endif
struct volume_id {
- uint8_t label_raw[VOLUME_ID_LABEL_SIZE];
- size_t label_raw_len;
+// uint8_t label_raw[VOLUME_ID_LABEL_SIZE];
+// size_t label_raw_len;
char label[VOLUME_ID_LABEL_SIZE+1];
- uint8_t uuid_raw[VOLUME_ID_UUID_SIZE];
- size_t uuid_raw_len;
+// uint8_t uuid_raw[VOLUME_ID_UUID_SIZE];
+// size_t uuid_raw_len;
+ /* uuid is stored in ASCII (not binary) form here: */
char uuid[VOLUME_ID_UUID_SIZE+1];
- enum volume_id_usage usage_id;
- const char *usage;
- const char *type;
- char type_version[VOLUME_ID_FORMAT_SIZE];
+// char type_version[VOLUME_ID_FORMAT_SIZE];
+// smallint usage_id;
+// const char *usage;
+// const char *type;
+#ifdef UNUSED_PARTITION_CODE
struct volume_id_partition *partitions;
size_t partition_count;
+#endif
int fd;
uint8_t *sbbuf;
@@ -143,9 +149,9 @@ enum endian {
};
void volume_id_set_unicode16(char *str, size_t len, const uint8_t *buf, enum endian endianess, size_t count);
-void volume_id_set_usage(struct volume_id *id, enum volume_id_usage usage_id);
-void volume_id_set_usage_part(struct volume_id_partition *part, enum volume_id_usage usage_id);
-void volume_id_set_label_raw(struct volume_id *id, const uint8_t *buf, size_t count);
+//void volume_id_set_usage(struct volume_id *id, enum volume_id_usage usage_id);
+//void volume_id_set_usage_part(struct volume_id_partition *part, enum volume_id_usage usage_id);
+//void volume_id_set_label_raw(struct volume_id *id, const uint8_t *buf, size_t count);
void volume_id_set_label_string(struct volume_id *id, const uint8_t *buf, size_t count);
void volume_id_set_label_unicode16(struct volume_id *id, const uint8_t *buf, enum endian endianess, size_t count);
void volume_id_set_uuid(struct volume_id *id, const uint8_t *buf, enum uuid_format format);
@@ -197,11 +203,11 @@ int volume_id_probe_linux_swap(struct volume_id *id, uint64_t off);
int volume_id_probe_luks(struct volume_id *id, uint64_t off);
-int volume_id_probe_mac_partition_map(struct volume_id *id, uint64_t off);
+//int volume_id_probe_mac_partition_map(struct volume_id *id, uint64_t off);
int volume_id_probe_minix(struct volume_id *id, uint64_t off);
-int volume_id_probe_msdos_part_table(struct volume_id *id, uint64_t off);
+//int volume_id_probe_msdos_part_table(struct volume_id *id, uint64_t off);
int volume_id_probe_ntfs(struct volume_id *id, uint64_t off);
diff --git a/util-linux/volume_id/xfs.c b/util-linux/volume_id/xfs.c
index 343ac7015..0d904370d 100644
--- a/util-linux/volume_id/xfs.c
+++ b/util-linux/volume_id/xfs.c
@@ -48,12 +48,12 @@ int volume_id_probe_xfs(struct volume_id *id, uint64_t off)
if (memcmp(xs->magic, "XFSB", 4) != 0)
return -1;
- volume_id_set_label_raw(id, xs->fname, 12);
+// volume_id_set_label_raw(id, xs->fname, 12);
volume_id_set_label_string(id, xs->fname, 12);
volume_id_set_uuid(id, xs->uuid, UUID_DCE);
- volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
- id->type = "xfs";
+// volume_id_set_usage(id, VOLUME_ID_FILESYSTEM);
+// id->type = "xfs";
return 0;
}