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21015898b3
The original VBDEBUG macro used doubly-nested parens to work with MSVC, which didn't support varargs in macros. We now only use more modern compilers, so replace it with the VB2_DEBUG macro and get rid of the ugly and fragile double parens. BUG=chromium:611535 BRANCH=none TEST=make runtests; build_packages --board=reef chromeos-firmware Change-Id: Ifc0cb0733b14daaa1fde095fab7da4215a538c77 Signed-off-by: Randall Spangler <rspangler@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/425133 Reviewed-by: Shelley Chen <shchen@chromium.org>
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/* Copyright (c) 2013 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*
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* Common functions between firmware and kernel verified boot.
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* (Firmware portion)
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*/
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#include "2sysincludes.h"
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#include "2common.h"
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#include "sysincludes.h"
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#include "vboot_api.h"
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#include "vboot_common.h"
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#include "utility.h"
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int VbSharedDataInit(VbSharedDataHeader *header, uint64_t size)
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{
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VB2_DEBUG("VbSharedDataInit, %d bytes, header %d bytes\n", (int)size,
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(int)sizeof(VbSharedDataHeader));
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if (size < sizeof(VbSharedDataHeader)) {
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VB2_DEBUG("Not enough data for header.\n");
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return VBOOT_SHARED_DATA_INVALID;
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}
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if (size < VB_SHARED_DATA_MIN_SIZE) {
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VB2_DEBUG("Shared data buffer too small.\n");
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return VBOOT_SHARED_DATA_INVALID;
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}
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if (!header)
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return VBOOT_SHARED_DATA_INVALID;
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/* Zero the header */
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memset(header, 0, sizeof(VbSharedDataHeader));
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/* Initialize fields */
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header->magic = VB_SHARED_DATA_MAGIC;
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header->struct_version = VB_SHARED_DATA_VERSION;
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header->struct_size = sizeof(VbSharedDataHeader);
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header->data_size = size;
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header->data_used = sizeof(VbSharedDataHeader);
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header->firmware_index = 0xFF;
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/* Success */
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return VBOOT_SUCCESS;
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}
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