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Several FS mtime support.

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* grub-core/fs/affs.c (grub_affs_time): New struct.
	(grub_affs_file): New field mtime.
	(grub_fshelp_node): Changed 'block' and 'parent' to more appropriate
	type. Removed 'size'. New field 'di'. All users updated.
	(grub_affs_mount): Simplify checsum checking.
	(grub_affs_iterate_dir): New helper grub_affs_create_node.
	(grub_affs_dir): Handle mtime.
	* grub-core/fs/cpio.c (grub_cpio_find_file): Handle mtime.
	(grub_cpio_dir): Likewise.
	* grub-core/fs/hfs.c (grub_hfs_dirrec): New fields 'ctime' and 'mtime'.
	(grub_hfs_filerec): New field mtime.
	(grub_hfs_dir): Handle mtime.
	(grub_hfs_mtime): New function.
	(grub_hfs_fs): Register grub_hfs_mtime.
	* grub-core/fs/iso9660.c (grub_iso9660_date2): New struct.
	(grub_iso9660_dir): New field mtime.
	(grub_fshelp_node): New field dirent.
	(iso9660_to_unixtime): New function.
	(iso9660_to_unixtime2): Likewise.
	(grub_iso9660_read_symlink): Use node->dirent.
	(grub_iso9660_iterate_dir): Likewise.
	(grub_iso9660_dir): Set mtime.
	(grub_iso9660_mtime): New function.
	(grub_iso9660_fs): Register grub_iso9660_mtime.
	* grub-core/fs/jfs.c (grub_jfs_time): New struct.
	(grub_jfs_inode): New fields atime, ctime and mtime.
	(grub_jfs_dir): Set mtime.
	* grub-core/fs/minix.c (grub_minix_dir): Likewise.
	* grub-core/fs/ntfs.c (list_file): Set mtime.
	(grub_ntfs_dir): Likewise.
	* grub-core/fs/reiserfs.c (grub_fshelp_node): New field 'mtime'.
	(grub_reiserfs_iterate_dir): Set mtime.
	(grub_reiserfs_dir): Likewise.
	* grub-core/fs/sfs.c (grub_sfs_obj): New field mtime.
	(grub_fshelp_node): Likewise.
	(grub_sfs_iterate_dir): Set mtime.
	(grub_sfs_dir): Likewise.
	* grub-core/fs/udf.c (grub_udf_dir): Set mtime.
	* grub-core/fs/xfs.c (grub_xfs_time): New struct.
	(grub_xfs_inode): New fields atime, mtime, ctime.
	(grub_xfs_dir): Set mtime.
	* include/grub/datetime.h (grub_datetime2unixtime): New function.
	* include/grub/hfs.h (grub_hfs_sblock): New fields ctime and mtime.
	* include/grub/ntfs.h (grub_fshelp_node): New field mtime.

	Support UDF symlinks.

	* grub-core/fs/udf.c (grub_udf_iterate_dir): Handle symlinks.
	(grub_ufs_read_symlink): New function. All users updated.

	Check amiga partmap checksum.

	* grub-core/partmap/amiga.c (grub_amiga_rdsk): Pad to 128 bytes.
	(grub_amiga_partition): Likewise.
	(amiga_partition_map_checksum): New function.
	(amiga_partition_map_iterate): Check checksum.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2011-05-15 12:23:54 +02:00
commit b756f75f07
16 changed files with 466 additions and 64 deletions
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20
grub-core/partmap/amiga.c
View file

@ -39,7 +39,7 @@ struct grub_amiga_rdsk
grub_uint32_t partitionlst;
grub_uint32_t fslst;
/* The other information is not important for us. */
grub_uint32_t unused[128 - 9];
} __attribute__ ((packed));
struct grub_amiga_partition
@ -67,12 +67,24 @@ struct grub_amiga_partition
grub_uint32_t highcyl;
grub_uint32_t firstcyl;
grub_uint32_t unused[128 - 44];
} __attribute__ ((packed));
static struct grub_partition_map grub_amiga_partition_map;
static grub_uint32_t
amiga_partition_map_checksum (void *buf, grub_size_t sz)
{
grub_uint32_t *ptr = buf;
grub_uint32_t r = 0;
sz /= sizeof (grub_uint32_t);
for (; sz; sz--, ptr++)
r += grub_be_to_cpu32 (*ptr);
return r;
}
static grub_err_t
amiga_partition_map_iterate (grub_disk_t disk,
int (*hook) (grub_disk_t disk,
@ -92,7 +104,8 @@ amiga_partition_map_iterate (grub_disk_t disk,
return grub_errno;
if (grub_memcmp (rdsk.magic, GRUB_AMIGA_RDSK_MAGIC,
sizeof (rdsk.magic)) == 0)
sizeof (rdsk.magic)) == 0
&& amiga_partition_map_checksum (&rdsk, sizeof (rdsk)) == 0)
{
/* Found the first PART block. */
next = grub_be_to_cpu32 (rdsk.partitionlst);
@ -114,7 +127,8 @@ amiga_partition_map_iterate (grub_disk_t disk,
return grub_errno;
if (grub_memcmp (apart.magic, GRUB_AMIGA_PART_MAGIC,
sizeof (apart.magic)) != 0)
sizeof (apart.magic)) != 0
|| amiga_partition_map_checksum (&apart, sizeof (apart)) != 0)
return grub_error (GRUB_ERR_BAD_PART_TABLE,
"invalid Amiga partition map");
/* Calculate the first block and the size of the partition. */