mirror of
https://src.fedoraproject.org/rpms/grub2.git
synced 2024-11-28 07:44:52 +00:00
Merge branch 'f18'
Conflicts: grub2.spec
This commit is contained in:
Peter Jones
commit
5505d3483a
2 changed files with 195 additions and 2 deletions
187
grub-2.00-Handle-escapes-in-labels.patch
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187
grub-2.00-Handle-escapes-in-labels.patch
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@ -0,0 +1,187 @@
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From d08e2511db353b2db9c5785d3f22079674abd708 Mon Sep 17 00:00:00 2001
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From: Peter Jones <pjones@redhat.com>
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Date: Mon, 1 Oct 2012 13:24:37 -0400
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Subject: [PATCH] Pass "\x[[:hex:]][[:hex:]]" straight through unmolested.
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---
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grub-core/commands/wildcard.c | 16 +++++++++++++++-
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grub-core/lib/cmdline.c | 34 +++++++++++++++++++++++++++++++--
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grub-core/script/execute.c | 44 +++++++++++++++++++++++++++++++++++++------
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3 files changed, 85 insertions(+), 9 deletions(-)
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diff --git a/grub-core/commands/wildcard.c b/grub-core/commands/wildcard.c
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index 2b73d9a..d1235dc 100644
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--- a/grub-core/commands/wildcard.c
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+++ b/grub-core/commands/wildcard.c
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@@ -420,6 +420,12 @@ check_file (const char *dir, const char *basename)
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return found;
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}
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+static int
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+is_hex(char c)
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+{
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+ return ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'));
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+}
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+
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static void
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unescape (char *out, const char *in, const char *end)
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{
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@@ -428,7 +434,15 @@ unescape (char *out, const char *in, const char *end)
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for (optr = out, iptr = in; iptr < end;)
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{
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- if (*iptr == '\\' && iptr + 1 < end)
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+ if (*iptr == '\\' && iptr + 3 < end && iptr[1] == 'x' && is_hex(iptr[2]) && is_hex(iptr[3]))
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+ {
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+ *optr++ = *iptr++;
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+ *optr++ = *iptr++;
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+ *optr++ = *iptr++;
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+ *optr++ = *iptr++;
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+ continue;
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+ }
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+ else if (*iptr == '\\' && iptr + 1 < end)
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{
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*optr++ = iptr[1];
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iptr += 2;
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diff --git a/grub-core/lib/cmdline.c b/grub-core/lib/cmdline.c
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index a702e64..c8605a7 100644
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--- a/grub-core/lib/cmdline.c
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+++ b/grub-core/lib/cmdline.c
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@@ -20,6 +20,12 @@
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#include <grub/lib/cmdline.h>
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#include <grub/misc.h>
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+static int
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+is_hex(char c)
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+{
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+ return ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'));
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+}
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+
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static unsigned int check_arg (char *c, int *has_space)
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{
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int space = 0;
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@@ -27,7 +33,13 @@ static unsigned int check_arg (char *c, int *has_space)
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while (*c)
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{
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- if (*c == '\\' || *c == '\'' || *c == '"')
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+ if (*c == '\\' && *(c+1) == 'x' && is_hex(*(c+2)) && is_hex(*(c+3)))
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+ {
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+ size += 4;
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+ c += 4;
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+ continue;
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+ }
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+ else if (*c == '\\' || *c == '\'' || *c == '"')
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size++;
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else if (*c == ' ')
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space = 1;
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@@ -82,7 +94,25 @@ int grub_create_loader_cmdline (int argc, char *argv[], char *buf,
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while (*c)
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{
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- if (*c == '\\' || *c == '\'' || *c == '"')
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+ if (*c == ' ')
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+ {
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+ *buf++ = '\\';
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+ *buf++ = 'x';
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+ *buf++ = '2';
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+ *buf++ = '0';
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+ c++;
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+ continue;
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+ }
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+ else if (*c == '\\' && *(c+1) == 'x' &&
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+ is_hex(*(c+2)) && is_hex(*(c+3)))
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+ {
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+ *buf++ = *c++;
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+ *buf++ = *c++;
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+ *buf++ = *c++;
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+ *buf++ = *c++;
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+ continue;
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+ }
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+ else if (*c == '\\' || *c == '\'' || *c == '"')
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*buf++ = '\\';
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*buf++ = *c;
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diff --git a/grub-core/script/execute.c b/grub-core/script/execute.c
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index b5e6eb0..c44eced 100644
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--- a/grub-core/script/execute.c
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+++ b/grub-core/script/execute.c
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@@ -52,6 +52,12 @@ static struct grub_script_scope *scope = 0;
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/* Wildcard translator for GRUB script. */
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struct grub_script_wildcard_translator *grub_wildcard_translator;
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+static int
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+is_hex(char c)
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+{
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+ return ((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || (c >= 'A' && c <= 'F'));
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+}
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+
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static char*
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wildcard_escape (const char *s)
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{
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@@ -68,7 +74,15 @@ wildcard_escape (const char *s)
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i = 0;
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while ((ch = *s++))
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{
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- if (ch == '*' || ch == '\\' || ch == '?')
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+ if (ch == '\\' && s[0] == 'x' && is_hex(s[1]) && is_hex(s[2]))
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+ {
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+ p[i++] = ch;
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+ p[i++] = *s++;
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+ p[i++] = *s++;
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+ p[i++] = *s++;
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+ continue;
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+ }
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+ else if (ch == '*' || ch == '\\' || ch == '?')
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p[i++] = '\\';
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p[i++] = ch;
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}
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@@ -92,7 +106,14 @@ wildcard_unescape (const char *s)
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i = 0;
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while ((ch = *s++))
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{
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- if (ch == '\\')
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+ if (ch == '\\' && s[0] == 'x' && is_hex(s[1]) && is_hex(s[2]))
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+ {
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+ p[i++] = '\\';
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+ p[i++] = *s++;
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+ p[i++] = *s++;
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+ p[i++] = *s++;
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+ }
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+ else if (ch == '\\')
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p[i++] = *s++;
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else
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p[i++] = ch;
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@@ -381,14 +402,25 @@ parse_string (const char *str,
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int escaped = 0;
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const char *optr;
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+ grub_printf("str: \"%s\"\n", str);
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for (ptr = str; ptr && *ptr; )
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switch (*ptr)
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{
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case '\\':
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- escaped = !escaped;
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- if (!escaped && put)
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- *((*put)++) = '\\';
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- ptr++;
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+ if (!escaped && put && *(ptr+1) == 'x' && is_hex(*(ptr+2)) && is_hex(*(ptr+3)))
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+ {
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+ *((*put)++) = *ptr++;
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+ *((*put)++) = *ptr++;
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+ *((*put)++) = *ptr++;
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+ *((*put)++) = *ptr++;
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+ }
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+ else
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+ {
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+ escaped = !escaped;
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+ if (!escaped && put)
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+ *((*put)++) = '\\';
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+ ptr++;
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+ }
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break;
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case '$':
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if (escaped)
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--
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1.7.12.1
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10
grub2.spec
10
grub2.spec
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@ -41,7 +41,7 @@
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Name: grub2
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Epoch: 1
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Version: 2.00
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Release: 8%{?dist}
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Release: 9%{?dist}
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Summary: Bootloader with support for Linux, Multiboot and more
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Group: System Environment/Base
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@ -67,6 +67,7 @@ Patch23: grub-2.00-dont-decrease-mmap-size.patch
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Patch24: grub-2.00-no-insmod-on-sb.patch
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Patch25: grub-2.00-efidisk-ahci-workaround.patch
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Patch26: grub-2.00-increase-the-ieee1275-device-path-buffer-size.patch
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Patch27: grub-2.00-Handle-escapes-in-labels.patch
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BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
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@ -176,7 +177,7 @@ CD_MODULES=" all_video boot btrfs cat chain configfile echo efifwsetup \
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efinet ext2 fat font gfxmenu gfxterm gzio halt hfsplus iso9660 \
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jpeg linuxefi minicmd normal part_apple part_msdos part_gpt \
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password_pbkdf2 png reboot search search_fs_uuid \
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search_fs_file search_label test video"
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search_fs_file search_label sleep test video"
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./grub-mkimage -O %{grubefiarch} -o %{grubeficdname}.orig -p /EFI/BOOT \
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-d grub-core ${CD_MODULES}
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%pesign -s -i %{grubeficdname}.orig -o %{grubeficdname}
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@ -234,6 +235,7 @@ rm -fr $RPM_BUILD_ROOT
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%ifarch %{efiarchs}
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cd grub-efi-%{tarversion}
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make DESTDIR=$RPM_BUILD_ROOT install
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find $RPM_BUILD_ROOT -iname "*.module" -exec chmod a-x {} \;
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# Ghost config file
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install -m 755 -d $RPM_BUILD_ROOT/boot/efi/EFI/%{efidir}/
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@ -419,6 +421,10 @@ fi
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%doc grub-%{tarversion}/themes/starfield/COPYING.CC-BY-SA-3.0
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%changelog
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* Mon Oct 01 2012 Peter Jones <pjones@redhat.com> - 1:2.00-9
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- Work around bug with using "\x20" in linux command line.
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Related: rhbz#855849
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* Thu Sep 20 2012 Peter Jones <pjones@redhat.com> - 2.00-8
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- Don't error on insmod on UEFI/SB, but also don't do any insmodding.
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- Increase device path size for ieee1275
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