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hide and unhide support logical partitions.

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This commit is contained in:
okuji 2001-11-28 18:43:56 +00:00
parent 3a150c2b37
commit 502a79c799
11 changed files with 59 additions and 31 deletions
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3
AUTHORS
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@ -40,4 +40,5 @@ Kristoffer Branemyr added VSTa filesystem support.
Serguei Tzukanov added JFS and XFS support.
Jason Thomas added Linux DAC960 support.
Jason Thomas added Linux DAC960 support and support for hiding/unhiding
logical partitions.

6
ChangeLog
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@ -1,3 +1,9 @@
2001-11-29 Yoshinori K. Okuji <okuji@gnu.org>
From Jason Thomas:
* stage2/disk_io.c (set_partition_hidden_flag): Complete rewrite
of this function which now supports logical partitions.
2001-11-12 Yoshinori K. Okuji <okuji@gnu.org>
* docs/grub.texi: The copyright of this file is only held by

5
Makefile.in
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@ -103,8 +103,9 @@ RECURSIVE_TARGETS = info-recursive dvi-recursive install-info-recursive \
uninstall-recursive check-recursive installcheck-recursive
DIST_COMMON = README ./stamp-h.in AUTHORS COPYING ChangeLog INSTALL \
Makefile.am Makefile.in NEWS THANKS TODO acconfig.h \
acinclude.m4 aclocal.m4 config.guess config.h.in config.sub \
configure configure.in depcomp install-sh missing mkinstalldirs
acinclude.m4 aclocal.m4 compile config.guess config.h.in \
config.sub configure configure.in depcomp install-sh missing \
mkinstalldirs
DIST_SUBDIRS = $(SUBDIRS)
all: config.h
$(MAKE) $(AM_MAKEFLAGS) all-recursive

1
NEWS
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@ -3,6 +3,7 @@ NEWS - list of user-visible changes between releases of GRUB
New in 0.91:
* Support for Linux DAC960 is added.
* JFS and XFS support is added.
* The commands "hide" and "unhide" support logical partitions.
* Important bugfixes are made for ReiserFS, APM, TFTP, etc.
New in 0.90 - 2001-07-11:

2
docs/grub-install.8
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@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.23.
.TH GRUB-INSTALL "8" "October 2001" "grub-install (GNU GRUB 0.90)" FSF
.TH GRUB-INSTALL "8" "November 2001" "grub-install (GNU GRUB 0.90)" FSF
.SH NAME
grub-install \- install GRUB on your drive
.SH SYNOPSIS

2
docs/grub-md5-crypt.8
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@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.23.
.TH GRUB-MD5-CRYPT "8" "October 2001" "grub-md5-crypt (GNU GRUB )" FSF
.TH GRUB-MD5-CRYPT "8" "November 2001" "grub-md5-crypt (GNU GRUB )" FSF
.SH NAME
grub-md5-crypt \- Encrypt a password in MD5 format
.SH SYNOPSIS

2
docs/grub.8
View file

@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.23.
.TH GRUB "8" "October 2001" "grub (GNU GRUB 0.90)" FSF
.TH GRUB "8" "November 2001" "grub (GNU GRUB 0.90)" FSF
.SH NAME
grub \- the grub shell
.SH SYNOPSIS

2
docs/mbchk.1
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@ -1,5 +1,5 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.23.
.TH MBCHK "1" "October 2001" "mbchk (GNU GRUB 0.90)" FSF
.TH MBCHK "1" "November 2001" "mbchk (GNU GRUB 0.90)" FSF
.SH NAME
mbchk \- check the format of a Multiboot kernel
.SH SYNOPSIS

4
docs/stamp-vti
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@ -1,4 +1,4 @@
@set UPDATED 13 October 2001
@set UPDATED-MONTH October 2001
@set UPDATED 12 November 2001
@set UPDATED-MONTH November 2001
@set EDITION 0.90
@set VERSION 0.90

4
docs/version.texi
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@ -1,4 +1,4 @@
@set UPDATED 13 October 2001
@set UPDATED-MONTH October 2001
@set UPDATED 12 November 2001
@set UPDATED-MONTH November 2001
@set EDITION 0.90
@set VERSION 0.90

59
stage2/disk_io.c
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@ -460,30 +460,49 @@ make_saved_active (void)
int
set_partition_hidden_flag (int hidden)
{
unsigned long part = 0xFFFFFF;
unsigned long start, len, offset, ext_offset;
int entry, type;
char mbr[512];
if (current_drive & 0x80)
/* The drive must be a hard disk. */
if (! (current_drive & 0x80))
{
int part = current_partition >> 16;
if (part > 3)
{
errnum = ERR_NO_PART;
return 0;
}
if (! rawread (current_drive, 0, 0, SECTOR_SIZE, mbr))
return 0;
if (hidden)
PC_SLICE_TYPE (mbr, part) |= PC_SLICE_TYPE_HIDDEN_FLAG;
else
PC_SLICE_TYPE (mbr, part) &= ~PC_SLICE_TYPE_HIDDEN_FLAG;
if (! rawwrite (current_drive, 0, mbr))
return 0;
errnum = ERR_BAD_ARGUMENT;
return 1;
}
/* The partition must be a PC slice. */
if ((current_partition >> 16) == 0xFF
|| (current_partition & 0xFFFF) != 0xFFFF)
{
errnum = ERR_BAD_ARGUMENT;
return 1;
}
/* Look for the partition. */
while (next_partition (current_drive, 0xFFFFFF, &part, &type,
&start, &len, &offset, &entry,
&ext_offset, mbr))
{
if (part == current_partition)
{
/* Found. */
if (hidden)
PC_SLICE_TYPE (mbr, entry) |= PC_SLICE_TYPE_HIDDEN_FLAG;
else
PC_SLICE_TYPE (mbr, entry) &= ~PC_SLICE_TYPE_HIDDEN_FLAG;
/* Write back the MBR to the disk. */
buf_track = -1;
if (! rawwrite (current_drive, offset, mbr))
return 1;
/* Succeed. */
return 0;
}
}
return 1;
}