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2010-01-03 Robert Millan <rmh.grub@aybabtu.com>

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* boot/i386/pc/diskboot.S: Fix inaccurate comment.
	
	* util/i386/pc/grub-setup.c: Include `<assert.h>'.
	(struct boot_blocklist): Move from here ...
	* include/grub/i386/pc/boot.h [ASM_FILE]
	(struct grub_boot_blocklist): ... to here.  Update all users.
	(setup): Only initialize `start' member of `first_block'
	structure.  Add assert() calls to verify the other members.
	
	* util/i386/pc/grub-mkimage.c: Include `<assert.h>'.
	(generate_image): Fix broken blocklist length initialization.
	Add assert() call to verify blocklist `segment' field.
This commit is contained in:
Robert Millan committed 2010-01-03 22:34:03 +00:00
1 parent ab0eeb0c33
commit 3a73dcb6f5
5 files changed
+53 -24
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util/i386/pc/grub-mkimage.c
+12 -4
View File
@@ -33,6 +33,7 @@
#include <unistd.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#define _GNU_SOURCE 1
#include <getopt.h>
@@ -212,10 +213,17 @@ generate_image (const char *dir, char *prefix, FILE *out, char *mods[],
boot_img = grub_util_read_image (boot_path);
/* i386 is a little endian architecture. */
*((grub_uint16_t *) (boot_img + GRUB_DISK_SECTOR_SIZE
- GRUB_BOOT_MACHINE_LIST_SIZE + 8))
= grub_cpu_to_le16 (num);
{
struct grub_boot_blocklist *block;
block = (struct grub_boot_blocklist *) (boot_img
+ GRUB_DISK_SECTOR_SIZE
- sizeof (*block));
block->len = grub_host_to_target16 (num);
/* This is filled elsewhere. Verify it just in case. */
assert (block->segment == grub_host_to_target16 (GRUB_BOOT_MACHINE_KERNEL_SEG
+ (GRUB_DISK_SECTOR_SIZE >> 4)));
}
grub_util_write_image (boot_img, boot_size, out);
free (boot_img);