grub/util/ieee1275/devicemap.c
davem 67e23c9004 * disk/ieee1275/ofdisk.c (compute_dev_path): New.
(grub_ofdisk_open): Use it to un-escape "," characters.
	* kern/disk.c (find_part_sep): New.
	(grub_disk_open): Use it to find the first non-escaped ','
	character in the disk name.
	* util/ieee1275/devicemap.c (escape_of_path): New.
	(grub_util_emit_devicemap_entry): Use it.
	* util/sparc64/ieee1275/grub-install.in: Update script to
	strip partition specifiers properly by not triggering on
	'\' escaped ',' characters.
2009-05-04 23:13:53 +00:00

47 lines
1 KiB
C

#include <stdio.h>
#include <string.h>
#include <grub/types.h>
#include <grub/util/deviceiter.h>
#include <grub/util/ofpath.h>
#include <grub/util/misc.h>
/* Since OF path names can have "," characters in them, and GRUB
internally uses "," to indicate partitions (unlike OF which uses
":" for this purpose) we escape such commas. */
static char *
escape_of_path (const char *orig_path)
{
char *new_path, *d, c;
const char *p;
if (!strchr (orig_path, ','))
return (char *) orig_path;
new_path = xmalloc (strlen (orig_path) * 2);
p = orig_path;
d = new_path;
while ((c = *p++) != '\0')
{
if (c == ',')
*d++ = '\\';
*d++ = c;
}
free ((char *) orig_path);
return new_path;
}
void
grub_util_emit_devicemap_entry (FILE *fp, char *name, int is_floppy UNUSED,
int *num_fd UNUSED, int *num_hd UNUSED)
{
const char *orig_path = grub_util_devname_to_ofpath (name);
char *ofpath = escape_of_path (orig_path);
fprintf(fp, "(%s)\t%s\n", ofpath, name);
free (ofpath);
}