Make cryptodisk and diskfilter probe data retrievable programmatically

and not just printable.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2013-10-04 01:43:47 +02:00
parent 24ca45125e
commit bf25f87931
7 changed files with 40 additions and 19 deletions

View file

@ -1,3 +1,8 @@
2013-10-04 Vladimir Serbinenko <phcoder@gmail.com>
Make cryptodisk and diskfilter probe data retrievable programmatically
and not just printable.
2013-10-04 Vladimir Serbinenko <phcoder@gmail.com>
Split random retrieving code into separate files.

View file

@ -746,31 +746,33 @@ grub_cryptodisk_cheat_insert (grub_cryptodisk_t newdev, const char *name,
}
void
grub_util_cryptodisk_print_abstraction (grub_disk_t disk)
grub_util_cryptodisk_get_abstraction (grub_disk_t disk,
void (*cb) (const char *val))
{
grub_cryptodisk_t dev = (grub_cryptodisk_t) disk->data;
grub_printf ("cryptodisk %s ", dev->modname);
cb ("cryptodisk");
cb (dev->modname);
if (dev->cipher)
grub_printf ("%s ", dev->cipher->cipher->modname);
cb (dev->cipher->cipher->modname);
if (dev->secondary_cipher)
grub_printf ("%s ", dev->secondary_cipher->cipher->modname);
cb (dev->secondary_cipher->cipher->modname);
if (dev->essiv_cipher)
grub_printf ("%s ", dev->essiv_cipher->cipher->modname);
cb (dev->essiv_cipher->cipher->modname);
if (dev->hash)
grub_printf ("%s ", dev->hash->modname);
cb (dev->hash->modname);
if (dev->essiv_hash)
grub_printf ("%s ", dev->essiv_hash->modname);
cb (dev->essiv_hash->modname);
if (dev->iv_hash)
grub_printf ("%s ", dev->iv_hash->modname);
cb (dev->iv_hash->modname);
}
void
grub_util_cryptodisk_print_uuid (grub_disk_t disk)
const char *
grub_util_cryptodisk_get_uuid (grub_disk_t disk)
{
grub_cryptodisk_t dev = (grub_cryptodisk_t) disk->data;
grub_printf ("%s ", dev->uuid);
return dev->uuid;
}
#endif

View file

@ -353,7 +353,8 @@ grub_diskfilter_memberlist (grub_disk_t disk)
}
void
grub_diskfilter_print_partmap (grub_disk_t disk)
grub_diskfilter_get_partmap (grub_disk_t disk,
void (*cb) (const char *pm))
{
struct grub_diskfilter_lv *lv = disk->data;
struct grub_diskfilter_pv *pv;
@ -375,7 +376,7 @@ grub_diskfilter_print_partmap (grub_disk_t disk)
continue;
}
for (s = 0; pv->partmaps[s]; s++)
grub_printf ("%s ", pv->partmaps[s]);
cb (pv->partmaps[s]);
}
}

View file

@ -144,7 +144,9 @@ grub_err_t
grub_cryptodisk_cheat_insert (grub_cryptodisk_t newdev, const char *name,
grub_disk_t source, const char *cheat);
void
grub_util_cryptodisk_print_abstraction (grub_disk_t disk);
grub_util_cryptodisk_get_abstraction (grub_disk_t disk,
void (*cb) (const char *val));
char *
grub_util_get_geli_uuid (const char *dev);
#endif

View file

@ -201,7 +201,8 @@ struct grub_diskfilter_pv *
grub_diskfilter_get_pv_from_disk (grub_disk_t disk,
struct grub_diskfilter_vg **vg);
void
grub_diskfilter_print_partmap (grub_disk_t disk);
grub_diskfilter_get_partmap (grub_disk_t disk,
void (*cb) (const char *val));
#endif
#endif /* ! GRUB_RAID_H */

View file

@ -65,7 +65,8 @@ ssize_t grub_util_fd_read (grub_util_fd_t fd, char *buf, size_t len);
ssize_t grub_util_fd_write (grub_util_fd_t fd, const char *buf, size_t len);
grub_err_t
grub_cryptodisk_cheat_mount (const char *sourcedev, const char *cheat);
void grub_util_cryptodisk_print_uuid (grub_disk_t disk);
const char *
grub_util_cryptodisk_get_uuid (grub_disk_t disk);
char *
grub_util_get_ldm (grub_disk_t disk, grub_disk_addr_t start);
int

View file

@ -76,6 +76,12 @@ enum {
static int print = PRINT_FS;
static unsigned int argument_is_device = 0;
static void
do_print (const char *x)
{
grub_printf ("%s ", x);
}
static void
probe_partmap (grub_disk_t disk)
{
@ -91,7 +97,7 @@ probe_partmap (grub_disk_t disk)
printf ("%s ", part->partmap->name);
if (disk->dev->id == GRUB_DISK_DEVICE_DISKFILTER_ID)
grub_diskfilter_print_partmap (disk);
grub_diskfilter_get_partmap (disk, do_print);
/* In case of LVM/RAID, check the member devices as well. */
if (disk->dev->memberlist)
@ -125,7 +131,10 @@ probe_cryptodisk_uuid (grub_disk_t disk)
list = tmp;
}
if (disk->dev->id == GRUB_DISK_DEVICE_CRYPTODISK_ID)
grub_util_cryptodisk_print_uuid (disk);
{
const char *uu = grub_util_cryptodisk_get_uuid (disk);
grub_printf ("%s ", uu);
}
}
static int
@ -303,7 +312,7 @@ probe_abstraction (grub_disk_t disk)
printf ("ldm ");
if (disk->dev->id == GRUB_DISK_DEVICE_CRYPTODISK_ID)
grub_util_cryptodisk_print_abstraction (disk);
grub_util_cryptodisk_get_abstraction (disk, do_print);
raid_level = probe_raid_level (disk);
if (raid_level >= 0)