From a981fec797408bf561ff2bdb7a0eb1a98d641346 Mon Sep 17 00:00:00 2001
From: phk <phk@FreeBSD.org>
Date: Mon, 21 Apr 2003 20:36:44 +0000
Subject: Update libdisk to use the explicing encoding function for sunlabel
 data structures.

---
 lib/libdisk/Makefile             |  2 ++
 lib/libdisk/write_sparc64_disk.c | 22 +++++++++++-----------
 2 files changed, 13 insertions(+), 11 deletions(-)

(limited to 'lib/libdisk')

diff --git a/lib/libdisk/Makefile b/lib/libdisk/Makefile
index e0faefa..f3c560b 100644
--- a/lib/libdisk/Makefile
+++ b/lib/libdisk/Makefile
@@ -7,6 +7,8 @@ INCS=	libdisk.h
 
 WARNS=	2
 
+CFLAGS+=	-I${.CURDIR}/../../sys/geom
+
 .if ${MACHINE} == "pc98"
 CFLAGS+=	-DPC98
 .endif
diff --git a/lib/libdisk/write_sparc64_disk.c b/lib/libdisk/write_sparc64_disk.c
index 0668141..686e751 100644
--- a/lib/libdisk/write_sparc64_disk.c
+++ b/lib/libdisk/write_sparc64_disk.c
@@ -24,6 +24,8 @@ __FBSDID("$FreeBSD$");
 #include <errno.h>
 #include "libdisk.h"
 
+#include "geom_sunlabel_enc.c"
+
 int
 Write_Disk(const struct disk *d1)
 {
@@ -34,6 +36,7 @@ Write_Disk(const struct disk *d1)
 	u_long secpercyl;
 	u_short *sp1, *sp2, cksum;
 	char device[64];
+	u_char buf[SUN_SIZE];
 	int fd;
 
 	strcpy(device, _PATH_DEV);
@@ -74,9 +77,11 @@ Write_Disk(const struct disk *d1)
 		p = c1->name;
 		p += strlen(p);
 		p--;
-		if (*p < 'a' || *p > 'h')
+		if (*p < 'a')
 			continue;
 		i = *p - 'a';
+		if (i >= SUN_NPART)
+			continue;
 		sl->sl_part[i].sdkp_cyloffset = c1->offset / secpercyl;
 		sl->sl_part[i].sdkp_nsectors = c1->size;
 		for (i = 1; i < 16; i++) {
@@ -90,17 +95,12 @@ Write_Disk(const struct disk *d1)
 	 * seems to indicate that this covers the "obviously" visible part
 	 * of the disk, ie: sl->sl_ncylinders.
 	 */
-	sl->sl_part[2].sdkp_cyloffset = 0;
-	sl->sl_part[2].sdkp_nsectors = sl->sl_ncylinders * secpercyl;
-
-	sp1 = (u_short *)sl;
-	sp2 = (u_short *)(sl + 1);
-	sl->sl_cksum = cksum = 0;
-	while (sp1 < sp2)
-		cksum ^= *sp1++;
-	sl->sl_cksum = cksum;
+	sl->sl_part[SUN_RAWPART].sdkp_cyloffset = 0;
+	sl->sl_part[SUN_RAWPART].sdkp_nsectors = sl->sl_ncylinders * secpercyl;
 
-	write_block(fd, 0, sl, sizeof *sl);
+	memset(buf, 0, sizeof buf);
+	sunlabel_enc(buf, &sl);
+	write_block(fd, 0, buf, sizeof buf);
 
 	close(fd);
 	return 0;
-- 
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