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[2204] 2009-05-13 Pavel Roskin <address@hidden>
From: |
Pavel Roskin |
Subject: |
[2204] 2009-05-13 Pavel Roskin <address@hidden> |
Date: |
Wed, 13 May 2009 19:16:56 +0000 |
Revision: 2204
http://svn.sv.gnu.org/viewvc/?view=rev&root=grub&revision=2204
Author: proski
Date: 2009-05-13 19:16:55 +0000 (Wed, 13 May 2009)
Log Message:
-----------
2009-05-13 Pavel Roskin <address@hidden>
* fs/cpio.c: Use the same name "struct head" for tar and cpio to
facilitate code reuse.
(grub_cpio_mount): Use "struct head", not a char buffer. This
fixes a warning reported by gcc 4.4.
Modified Paths:
--------------
trunk/grub2/ChangeLog
trunk/grub2/fs/cpio.c
Modified: trunk/grub2/ChangeLog
===================================================================
--- trunk/grub2/ChangeLog 2009-05-13 18:58:38 UTC (rev 2203)
+++ trunk/grub2/ChangeLog 2009-05-13 19:16:55 UTC (rev 2204)
@@ -1,5 +1,10 @@
2009-05-13 Pavel Roskin <address@hidden>
+ * fs/cpio.c: Use the same name "struct head" for tar and cpio to
+ facilitate code reuse.
+ (grub_cpio_mount): Use "struct head", not a char buffer. This
+ fixes a warning reported by gcc 4.4.
+
* kernel/disk.c (grub_disk_read): Use void pointer for the
buffer.
(grub_disk_write): Use const void pointer for the buffer.
Modified: trunk/grub2/fs/cpio.c
===================================================================
--- trunk/grub2/fs/cpio.c 2009-05-13 18:58:38 UTC (rev 2203)
+++ trunk/grub2/fs/cpio.c 2009-05-13 19:16:55 UTC (rev 2204)
@@ -23,9 +23,10 @@
#include <grub/disk.h>
#include <grub/dl.h>
+#ifndef MODE_USTAR
+/* cpio support */
#define MAGIC_BCPIO 070707
-
-struct HEAD_BCPIO
+struct head
{
grub_uint16_t magic;
grub_uint16_t dev;
@@ -41,10 +42,10 @@
grub_uint16_t filesize_1;
grub_uint16_t filesize_2;
} __attribute__ ((packed));
-
+#else
+/* tar support */
#define MAGIC_USTAR "ustar"
-
-struct HEAD_USTAR
+struct head
{
char name[100];
char mode[8];
@@ -63,9 +64,8 @@
char devminor[8];
char prefix[155];
} __attribute__ ((packed));
+#endif
-#define HEAD_LENG sizeof(struct HEAD_USTAR)
-
struct grub_cpio_data
{
grub_disk_t disk;
@@ -81,7 +81,7 @@
grub_uint32_t * ofs)
{
#ifndef MODE_USTAR
- struct HEAD_BCPIO hd;
+ struct head hd;
if (grub_disk_read
(data->disk, 0, data->hofs, sizeof (hd), &hd))
@@ -117,7 +117,7 @@
if (data->size & 1)
(*ofs)++;
#else
- struct HEAD_USTAR hd;
+ struct head hd;
if (grub_disk_read
(data->disk, 0, data->hofs, sizeof (hd), &hd))
@@ -146,17 +146,17 @@
static struct grub_cpio_data *
grub_cpio_mount (grub_disk_t disk)
{
- char hd[HEAD_LENG];
+ struct head hd;
struct grub_cpio_data *data;
- if (grub_disk_read (disk, 0, 0, sizeof (hd), hd))
+ if (grub_disk_read (disk, 0, 0, sizeof (hd), &hd))
goto fail;
#ifndef MODE_USTAR
- if (((struct HEAD_BCPIO *) hd)->magic != MAGIC_BCPIO)
+ if (hd.magic != MAGIC_BCPIO)
#else
- if (grub_memcmp (((struct HEAD_USTAR *) hd)->magic, MAGIC_USTAR,
- sizeof (MAGIC_USTAR) - 1))
+ if (grub_memcmp (hd.magic, MAGIC_USTAR,
+ sizeof (MAGIC_USTAR) - 1))
#endif
goto fail;
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