chiark / gitweb /
[PATCH] udev_volume_id: volume_id v38
authorkay.sievers@vrfy.org <kay.sievers@vrfy.org>
Sun, 6 Mar 2005 01:02:45 +0000 (02:02 +0100)
committerGreg KH <gregkh@suse.de>
Wed, 27 Apr 2005 06:48:48 +0000 (23:48 -0700)
extras/volume_id/volume_id/luks.c
extras/volume_id/volume_id/util.c
extras/volume_id/volume_id/util.h
extras/volume_id/volume_id/volume_id.c
extras/volume_id/volume_id/volume_id.h

index 2001692..a00bf40 100644 (file)
@@ -26,7 +26,6 @@
 #  include <config.h>
 #endif
 
-#include <netinet/in.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include "logging.h"
 #include "luks.h"
 
-/* from cryptsetup-luks internal.h */
-#define SECTOR_SHIFT            9
-#define SECTOR_SIZE             (1 << SECTOR_SHIFT)
+#define SECTOR_SHIFT                   9
+#define SECTOR_SIZE                    (1 << SECTOR_SHIFT)
 
-/* from cryptsetup-luks luks.h */
-#define LUKS_CIPHERNAME_L 32
-#define LUKS_CIPHERMODE_L 32
-#define LUKS_HASHSPEC_L 32
-#define LUKS_DIGESTSIZE 20 /* since SHA1 */
-#define LUKS_SALTSIZE 32
-#define LUKS_NUMKEYS 8
+#define LUKS_CIPHERNAME_L              32
+#define LUKS_CIPHERMODE_L              32
+#define LUKS_HASHSPEC_L                        32
+#define LUKS_DIGESTSIZE                        20
+#define LUKS_SALTSIZE                  32
+#define LUKS_NUMKEYS                   8
 
-/* from cryptsetup-luks luks.h */
-const unsigned char LUKS_MAGIC[] = {'L','U','K','S', 0xba, 0xbe};
+const __u8 LUKS_MAGIC[] = {'L','U','K','S', 0xba, 0xbe};
 #define LUKS_MAGIC_L 6
-
-/* from cryptsetup-luks luks.h */
 #define LUKS_PHDR_SIZE (sizeof(struct luks_phdr)/SECTOR_SIZE+1)
-
-/* from cryptsetup-luks luks.h */
 #define UUID_STRING_L 40
 
+struct luks_phdr {
+       __u8            magic[LUKS_MAGIC_L];
+       __u16           version;
+       __u8            cipherName[LUKS_CIPHERNAME_L];
+       __u8            cipherMode[LUKS_CIPHERMODE_L];
+       __u8            hashSpec[LUKS_HASHSPEC_L];
+       __u32           payloadOffset;
+       __u32           keyBytes;
+       __u8            mkDigest[LUKS_DIGESTSIZE];
+       __u8            mkDigestSalt[LUKS_SALTSIZE];
+       __u32           mkDigestIterations;
+       __u8            uuid[UUID_STRING_L];
+       struct {
+               __u32   active;
+               __u32   passwordIterations;
+               __u8            passwordSalt[LUKS_SALTSIZE];
+               __u32   keyMaterialOffset;
+               __u32   stripes;
+       } keyblock[LUKS_NUMKEYS];
+};
+
 int volume_id_probe_luks(struct volume_id *id, __u64 off)
 {
-       /* from cryptsetup-luks luks.h */
-       struct luks_phdr {
-               char            magic[LUKS_MAGIC_L];
-               uint16_t        version;
-               char            cipherName[LUKS_CIPHERNAME_L];
-               char            cipherMode[LUKS_CIPHERMODE_L];
-               char            hashSpec[LUKS_HASHSPEC_L];
-               uint32_t        payloadOffset;
-               uint32_t        keyBytes;
-               char            mkDigest[LUKS_DIGESTSIZE];
-               char            mkDigestSalt[LUKS_SALTSIZE];
-               uint32_t        mkDigestIterations;
-               char            uuid[UUID_STRING_L];
-               struct {
-                       uint32_t active;
-
-                       /* parameters used for password processing */
-                       uint32_t passwordIterations;
-                       char     passwordSalt[LUKS_SALTSIZE];
-
-                       /* parameters used for AF store/load */
-                       uint32_t keyMaterialOffset;
-                       uint32_t stripes;
-               } keyblock[LUKS_NUMKEYS];
-       } *header;
+       struct luks_phdr *header;
 
        header = (struct luks_phdr*) volume_id_get_buffer(id, off, LUKS_PHDR_SIZE);
-
        if (header == NULL)
                return -1;
 
@@ -99,7 +87,8 @@ int volume_id_probe_luks(struct volume_id *id, __u64 off)
                return -1;
 
        volume_id_set_usage(id, VOLUME_ID_CRYPTO);
-       volume_id_set_uuid(id, header->uuid, UUID_DCE);
+       volume_id_set_uuid(id, header->uuid, UUID_DCE_STRING);
+
        id->type = "crypto_LUKS";
 
        return 0;
index 6159a59..6ae4d09 100644 (file)
@@ -138,8 +138,13 @@ void volume_id_set_uuid(struct volume_id *id, const __u8 *buf, enum uuid_format
                break;
        case UUID_DCE:
                count = 16;
+               break;
+       case UUID_DCE_STRING:
+               count = 36;
+               break;
        }
        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++)
@@ -172,6 +177,10 @@ set:
                        buf[8], buf[9],
                        buf[10], buf[11], buf[12], buf[13], buf[14],buf[15]);
                break;
+       case UUID_DCE_STRING:
+               memcpy(id->uuid, buf, count);
+               id->uuid[count] = '\0';
+               break;
        }
 }
 
index 22fd1b9..0357b42 100644 (file)
@@ -71,6 +71,7 @@
 #endif
 
 enum uuid_format {
+       UUID_DCE_STRING,
        UUID_DCE,
        UUID_DOS,
        UUID_NTFS,
index f93cc91..7a08be8 100644 (file)
@@ -51,8 +51,8 @@
 #include "ntfs.h"
 #include "iso9660.h"
 #include "udf.h"
-#include "luks.h"
 #include "highpoint.h"
+#include "luks.h"
 #include "linux_swap.h"
 #include "linux_raid.h"
 #include "lvm.h"
@@ -60,7 +60,6 @@
 #include "hpfs.h"
 #include "romfs.h"
 #include "sysv.h"
-#include "luks.h"
 #include "mac.h"
 #include "msdos.h"
 
index 8fe4c3a..22bb3ea 100644 (file)
 #ifndef _VOLUME_ID_H_
 #define _VOLUME_ID_H_
 
-#define VOLUME_ID_VERSION              36
+#define VOLUME_ID_VERSION              38
 
 #define VOLUME_ID_LABEL_SIZE           64
-#define VOLUME_ID_UUID_SIZE            16
-#define VOLUME_ID_UUID_STRING_SIZE     37
+#define VOLUME_ID_UUID_SIZE            36
 #define VOLUME_ID_FORMAT_SIZE          32
 #define VOLUME_ID_PATH_MAX             256
 #define VOLUME_ID_PARTITIONS_MAX       256
@@ -55,7 +54,8 @@ struct volume_id {
        unsigned int    label_raw_len;
        char            label[VOLUME_ID_LABEL_SIZE+1];
        unsigned char   uuid_raw[VOLUME_ID_UUID_SIZE];
-       char            uuid[VOLUME_ID_UUID_STRING_SIZE];
+       unsigned int    uuid_raw_len;
+       char            uuid[VOLUME_ID_UUID_SIZE+1];
        enum            volume_id_usage usage_id;
        char            *usage;
        char            *type;