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cdrkit/cdrkit-1.1.9-efi-boot.patch
Peter Jones 9d37faf22b - Add support for EFI boot images.
2009-02-25 20:08:54 +00:00

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diff --git a/doc/icedax/tracknames.pl b/doc/icedax/tracknames.pl
old mode 100755
new mode 100644
index 09f0fcf..801b89e
--- a/doc/icedax/tracknames.pl
+++ b/doc/icedax/tracknames.pl
@@ -1,4 +1,4 @@
-#!/usr/local/bin/perl
+#!/usr/bin/perl
# A quick perl hack to get rename files pulled in with icedax.
# by billo@billo.com
#
diff --git a/genisoimage/eltorito.c b/genisoimage/eltorito.c
index b97bdf1..5d7c2d1 100644
--- a/genisoimage/eltorito.c
+++ b/genisoimage/eltorito.c
@@ -59,7 +59,7 @@ static void get_torito_desc(struct eltorito_boot_descriptor *boot_desc);
static void fill_boot_desc(struct eltorito_defaultboot_entry *boot_desc_entry,
struct eltorito_boot_entry_info *boot_entry);
void get_boot_entry(void);
-void new_boot_entry(void);
+void new_boot_entry();
static int tvd_write(FILE *outfile);
@@ -283,6 +283,7 @@ get_torito_desc(struct eltorito_boot_descriptor *boot_desc)
int i;
int offset;
struct eltorito_defaultboot_entry boot_desc_record;
+ struct eltorito_sectionheader_entry section_header;
memset(boot_desc, 0, sizeof (*boot_desc));
boot_desc->type[0] = 0;
@@ -317,7 +318,7 @@ get_torito_desc(struct eltorito_boot_descriptor *boot_desc)
*/
memset(&valid_desc, 0, sizeof (valid_desc));
valid_desc.headerid[0] = 1;
- valid_desc.arch[0] = EL_TORITO_ARCH_x86;
+ valid_desc.arch[0] = first_boot_entry->arch;
/*
* we'll shove start of publisher id into id field,
@@ -347,10 +348,53 @@ get_torito_desc(struct eltorito_boot_descriptor *boot_desc)
/* now write it to the virtual boot catalog */
memcpy(de2->table, &valid_desc, 32);
- for (current_boot_entry = first_boot_entry, offset = sizeof (valid_desc);
- current_boot_entry != NULL;
- current_boot_entry = current_boot_entry->next,
- offset += sizeof (boot_desc_record)) {
+ /* Fill the first entry, since it's special and already has the
+ * matching header via the validation header... */
+ offset = sizeof (valid_desc);
+ current_boot_entry = first_boot_entry;
+
+ if (offset >= SECTOR_SIZE) {
+#ifdef USE_LIBSCHILY
+ comerrno(EX_BAD, "Too many El Torito boot entries\n");
+#else
+ fprintf(stderr, "Too many El Torito boot entries\n");
+ exit(1);
+#endif
+ }
+ fill_boot_desc(&boot_desc_record, current_boot_entry);
+ memcpy(de2->table + offset, &boot_desc_record,
+ sizeof (boot_desc_record));
+
+ offset += sizeof(boot_desc_record);
+
+ for (current_boot_entry = current_boot_entry->next;
+ current_boot_entry != NULL;
+ current_boot_entry = current_boot_entry->next) {
+ struct eltorito_sectionheader_entry section_header;
+
+ if (offset >= SECTOR_SIZE) {
+#ifdef USE_LIBSCHILY
+ comerrno(EX_BAD,
+ "Too many El Torito boot entries\n");
+#else
+ fprintf(stderr,
+ "Too many El Torito boot entries\n");
+ exit(1);
+#endif
+ }
+
+ memset(&section_header, '\0', sizeof(section_header));
+ if (current_boot_entry->next)
+ section_header.headerid[0] = EL_TORITO_SECTION_HEADER;
+ else
+ section_header.headerid[0] = EL_TORITO_LAST_SECTION_HEADER;
+
+ section_header.arch[0] = current_boot_entry->arch;
+ set_721(section_header.num_entries, 1);
+
+ memcpy(de2->table + offset, &section_header,
+ sizeof(section_header));
+ offset += sizeof(section_header);
if (offset >= SECTOR_SIZE) {
#ifdef USE_LIBSCHILY
@@ -365,6 +409,8 @@ get_torito_desc(struct eltorito_boot_descriptor *boot_desc)
fill_boot_desc(&boot_desc_record, current_boot_entry);
memcpy(de2->table + offset, &boot_desc_record,
sizeof (boot_desc_record));
+ offset += sizeof (boot_desc_record);
+
}
}/* get_torito_desc(... */
diff --git a/genisoimage/genisoimage.c b/genisoimage/genisoimage.c
index a5b0b46..8add1ac 100644
--- a/genisoimage/genisoimage.c
+++ b/genisoimage/genisoimage.c
@@ -47,6 +47,7 @@
#include <mconfig.h>
#include "genisoimage.h"
+#include "iso9660.h"
#include <errno.h>
#include <timedefs.h>
#include <fctldefs.h>
@@ -523,6 +524,8 @@ static const struct ld_option ld_options[] =
'\0', NULL, "Set debug flag", ONE_DASH},
{{"eltorito-boot", required_argument, NULL, 'b'},
'b', "FILE", "Set El Torito boot image name", ONE_DASH},
+ {{"efi-boot", required_argument, NULL, 'e'},
+ 'e', "FILE", "Set EFI boot image name", ONE_DASH},
{{"eltorito-alt-boot", no_argument, NULL, OPTION_ALT_BOOT},
'\0', NULL, "Start specifying alternative El Torito boot parameters", ONE_DASH},
{{"sparc-boot", required_argument, NULL, 'B'},
@@ -1502,6 +1505,7 @@ int main(int argc, char *argv[])
all_files = 0;
break;
case 'b':
+ case 'e':
do_sort++; /* We sort bootcat/botimage */
use_eltorito++;
boot_image = optarg; /* pathname of the boot image */
@@ -1517,6 +1521,10 @@ int main(int argc, char *argv[])
#endif
}
get_boot_entry();
+ if (c == 'e')
+ current_boot_entry->arch = EL_TORITO_ARCH_EFI;
+ else
+ current_boot_entry->arch = EL_TORITO_ARCH_x86;
current_boot_entry->boot_image = boot_image;
break;
case OPTION_ALT_BOOT:
diff --git a/genisoimage/genisoimage.h b/genisoimage/genisoimage.h
index bbedfb0..76e5e21 100644
--- a/genisoimage/genisoimage.h
+++ b/genisoimage/genisoimage.h
@@ -293,6 +293,7 @@ struct deferred_write {
struct eltorito_boot_entry_info {
struct eltorito_boot_entry_info *next;
char *boot_image;
+ char arch;
int not_bootable;
int no_emul_boot;
int hard_disk_boot;
diff --git a/genisoimage/iso9660.h b/genisoimage/iso9660.h
index c74c2a9..c8b7a05 100644
--- a/genisoimage/iso9660.h
+++ b/genisoimage/iso9660.h
@@ -62,10 +62,14 @@ struct iso_volume_descriptor {
#define EL_TORITO_ARCH_x86 0
#define EL_TORITO_ARCH_PPC 1
#define EL_TORITO_ARCH_MAC 2
+#define EL_TORITO_ARCH_EFI 0xef
#define EL_TORITO_BOOTABLE 0x88
#define EL_TORITO_NOT_BOOTABLE 0
+#define EL_TORITO_SECTION_HEADER 0x90
+#define EL_TORITO_LAST_SECTION_HEADER 0x91
+
#define EL_TORITO_MEDIA_NOEMUL 0
#define EL_TORITO_MEDIA_12FLOP 1
#define EL_TORITO_MEDIA_144FLOP 2
@@ -173,7 +177,7 @@ struct eltorito_validation_entry {
struct eltorito_defaultboot_entry {
char boot_id [ISODCL(1, 1)]; /* 711 */
char boot_media [ISODCL(2, 2)];
- char loadseg [ISODCL(3, 4)]; /* 711 */
+ char loadseg [ISODCL(3, 4)]; /* 712 */
char sys_type [ISODCL(5, 5)];
char pad1 [ISODCL(6, 6)];
char nsect [ISODCL(7, 8)];
@@ -181,6 +185,14 @@ struct eltorito_defaultboot_entry {
char pad2 [ISODCL(13, 32)];
};
+/* El Torito Section Header Entry in boot catalog */
+struct eltorito_sectionheader_entry {
+ char headerid [ISODCL(1, 1)]; /* 711 */
+ char arch [ISODCL(2, 2)];
+ char num_entries [ISODCL(3, 4)]; /* 711 */
+ char id [ISODCL(5, 32)];
+};
+
/*
* XXX JS: The next two structures have odd lengths!
* Some compilers (e.g. on Sun3/mc68020) padd the structures to even length.
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