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Reimport nestpart

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-02-06 18:43:37 +01:00
parent bf7fcba2d7
commit 15cb7d433f
26 changed files with 561 additions and 720 deletions
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18
kern/disk.c
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@ -330,6 +330,7 @@ grub_disk_open (const char *name)
void
grub_disk_close (grub_disk_t disk)
{
grub_partition_t part;
grub_dprintf ("disk", "Closing `%s'.\n", disk->name);
if (disk->dev && disk->dev->close)
@ -338,7 +339,13 @@ grub_disk_close (grub_disk_t disk)
/* Reset the timer. */
grub_last_time = grub_get_time_ms ();
grub_free (disk->partition);
while (disk->partition)
{
part = disk->partition->parent;
grub_free (disk->partition->data);
grub_free (disk->partition);
disk->partition = part;
}
grub_free ((void *) disk->name);
grub_free (disk);
}
@ -349,18 +356,19 @@ grub_disk_close (grub_disk_t disk)
- Verify that the range is inside the partition. */
static grub_err_t
grub_disk_adjust_range (grub_disk_t disk, grub_disk_addr_t *sector,
grub_off_t *offset, grub_size_t size)
grub_off_t *offset, grub_size_t size)
{
grub_partition_t part;
*sector += *offset >> GRUB_DISK_SECTOR_BITS;
*offset &= GRUB_DISK_SECTOR_SIZE - 1;
if (disk->partition)
for (part = disk->partition; part; part = part->parent)
{
grub_disk_addr_t start;
grub_uint64_t len;
start = grub_partition_get_start (disk->partition);
len = grub_partition_get_len (disk->partition);
start = part->start;
len = part->len;
if (*sector >= len
|| len - *sector < ((*offset + size + GRUB_DISK_SECTOR_SIZE - 1)