6b5bc77c9b
Stefan thinks they don't add value. Command used: sed -i -e '/file is part of /d' $(git grep "file is part of " |egrep ":( */\*.*\*/\$|#|;#|-- | *\* )" | cut -d: -f1 |grep -v crossgcc |grep -v gcov | grep -v /elf.h |grep -v nvramtool) The exceptions are for: - crossgcc (patch file) - gcov (imported from gcc) - elf.h (imported from GNU's libc) - nvramtool (more complicated header) The removed lines are: - fmt.Fprintln(f, "/* This file is part of the coreboot project. */") -# This file is part of a set of unofficial pre-commit hooks available -/* This file is part of coreboot */ -# This file is part of msrtool. -/* This file is part of msrtool. */ - * This file is part of ncurses, designed to be appended after curses.h.in -/* This file is part of pgtblgen. */ - * This file is part of the coreboot project. - /* This file is part of the coreboot project. */ -# This file is part of the coreboot project. -# This file is part of the coreboot project. -## This file is part of the coreboot project. --- This file is part of the coreboot project. -/* This file is part of the coreboot project */ -/* This file is part of the coreboot project. */ -;## This file is part of the coreboot project. -# This file is part of the coreboot project. It originated in the - * This file is part of the coreinfo project. -## This file is part of the coreinfo project. - * This file is part of the depthcharge project. -/* This file is part of the depthcharge project. */ -/* This file is part of the ectool project. */ - * This file is part of the GNU C Library. - * This file is part of the libpayload project. -## This file is part of the libpayload project. -/* This file is part of the Linux kernel. */ -## This file is part of the superiotool project. -/* This file is part of the superiotool project */ -/* This file is part of uio_usbdebug */ Change-Id: I82d872b3b337388c93d5f5bf704e9ee9e53ab3a9 Signed-off-by: Patrick Georgi <pgeorgi@google.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/41194 Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr> Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
|
|
|
|
#include <security/tpm/tspi.h>
|
|
#include <vb2_api.h>
|
|
#include <security/vboot/tpm_common.h>
|
|
|
|
#define TPM_PCR_BOOT_MODE "VBOOT: boot mode"
|
|
#define TPM_PCR_GBB_HWID_NAME "VBOOT: GBB HWID"
|
|
|
|
uint32_t vboot_setup_tpm(struct vb2_context *ctx)
|
|
{
|
|
uint32_t result;
|
|
|
|
result = tpm_setup(ctx->flags & VB2_CONTEXT_S3_RESUME);
|
|
if (result == TPM_E_MUST_REBOOT)
|
|
ctx->flags |= VB2_CONTEXT_SECDATA_WANTS_REBOOT;
|
|
|
|
return result;
|
|
}
|
|
|
|
vb2_error_t vboot_extend_pcr(struct vb2_context *ctx, int pcr,
|
|
enum vb2_pcr_digest which_digest)
|
|
{
|
|
uint8_t buffer[VB2_PCR_DIGEST_RECOMMENDED_SIZE];
|
|
uint32_t size = sizeof(buffer);
|
|
vb2_error_t rv;
|
|
|
|
rv = vb2api_get_pcr_digest(ctx, which_digest, buffer, &size);
|
|
if (rv != VB2_SUCCESS)
|
|
return rv;
|
|
if (size < TPM_PCR_MINIMUM_DIGEST_SIZE)
|
|
return VB2_ERROR_UNKNOWN;
|
|
|
|
switch (which_digest) {
|
|
/* SHA1 of (devmode|recmode|keyblock) bits */
|
|
case BOOT_MODE_PCR:
|
|
return tpm_extend_pcr(pcr, VB2_HASH_SHA256, buffer, size,
|
|
TPM_PCR_BOOT_MODE);
|
|
/* SHA256 of HWID */
|
|
case HWID_DIGEST_PCR:
|
|
return tpm_extend_pcr(pcr, VB2_HASH_SHA256, buffer,
|
|
size, TPM_PCR_GBB_HWID_NAME);
|
|
default:
|
|
return VB2_ERROR_UNKNOWN;
|
|
}
|
|
}
|