grub2/0308-Measure-multiboot-images-and-modules.patch

From 2de9cf8dd4366058308997794235dbf463f8cdb3 Mon Sep 17 00:00:00 2001
From: Matthew Garrett <mjg59@coreos.com>
Date: Tue, 1 Sep 2015 16:02:55 -0700
Subject: [PATCH] Measure multiboot images and modules

---
 grub-core/loader/i386/multiboot_mbi.c | 3 +++
 grub-core/loader/multiboot.c          | 2 ++
 grub-core/loader/multiboot_mbi2.c     | 4 +++-
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/grub-core/loader/i386/multiboot_mbi.c b/grub-core/loader/i386/multiboot_mbi.c
index dc98dbcae25..1c5b0ac25ce 100644
--- a/grub-core/loader/i386/multiboot_mbi.c
+++ b/grub-core/loader/i386/multiboot_mbi.c
@@ -36,6 +36,7 @@
 #include <grub/net.h>
 #include <grub/i18n.h>
 #include <grub/lib/cmdline.h>
+#include <grub/tpm.h>
 
 #ifdef GRUB_MACHINE_EFI
 #include <grub/efi/efi.h>
@@ -173,6 +174,8 @@ grub_multiboot_load (grub_file_t file, const char *filename)
       return grub_errno;
     }
 
+  grub_tpm_measure((unsigned char*)buffer, len, GRUB_KERNEL_PCR, filename);
+
   header = find_header (buffer, len);
 
   if (header == 0)
diff --git a/grub-core/loader/multiboot.c b/grub-core/loader/multiboot.c
index 26df46a4161..93e026c53db 100644
--- a/grub-core/loader/multiboot.c
+++ b/grub-core/loader/multiboot.c
@@ -51,6 +51,7 @@
 #include <grub/memory.h>
 #include <grub/i18n.h>
 #include <grub/efi/sb.h>
+#include <grub/tpm.h>
 
 GRUB_MOD_LICENSE ("GPLv3+");
 
@@ -440,6 +441,7 @@ grub_cmd_module (grub_command_t cmd __attribute__ ((unused)),
     }
 
   grub_file_close (file);
+  grub_tpm_measure (module, size, GRUB_KERNEL_PCR, argv[0]);
   return GRUB_ERR_NONE;
 }
 
diff --git a/grub-core/loader/multiboot_mbi2.c b/grub-core/loader/multiboot_mbi2.c
index 4df6595954d..d5ad02a33a1 100644
--- a/grub-core/loader/multiboot_mbi2.c
+++ b/grub-core/loader/multiboot_mbi2.c
@@ -36,6 +36,7 @@
 #include <grub/i18n.h>
 #include <grub/net.h>
 #include <grub/lib/cmdline.h>
+#include <grub/tpm.h>
 
 #if defined (GRUB_MACHINE_EFI)
 #include <grub/efi/efi.h>
@@ -131,8 +132,9 @@ grub_multiboot2_load (grub_file_t file, const char *filename)
 
   COMPILE_TIME_ASSERT (MULTIBOOT_HEADER_ALIGN % 4 == 0);
 
+  grub_tpm_measure ((unsigned char *)buffer, len, GRUB_KERNEL_PCR, filename);
+
   header = find_header (mld.buffer, len);
-
   if (header == 0)
     {
       grub_free (mld.buffer);