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d183644564
Firmware-side code for LoadKernel() is in place now. LoadFirmware() replacement coming soon. The new functions are implemented in parallel to the existing ones (i.e., everything that used to work still does). Review URL: http://codereview.chromium.org/2745007
49 lines
1.4 KiB
C
49 lines
1.4 KiB
C
/* Copyright (c) 2010 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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* Host-side functions for verified boot.
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*/
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#ifndef VBOOT_REFERENCE_HOST_SIGNATURE_H_
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#define VBOOT_REFERENCE_HOST_SIGNATURE_H_
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#include <stdint.h>
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#include "cryptolib.h"
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#include "host_key.h"
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#include "utility.h"
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#include "vboot_struct.h"
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/* Initialize a signature struct. */
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void SignatureInit(VbSignature* sig, uint8_t* sig_data,
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uint64_t sig_size, uint64_t data_size);
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/* Allocate a new signature with space for a [sig_size] byte signature. */
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VbSignature* SignatureAlloc(uint64_t sig_size, uint64_t data_size);
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/* Copy a signature key from [src] to [dest].
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*
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* Returns 0 if success, non-zero if error. */
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int SignatureCopy(VbSignature* dest, const VbSignature* src);
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/* Calculates a SHA-512 checksum.
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* Caller owns the returned pointer, and must free it with Free().
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*
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* Returns NULL if error. */
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VbSignature* CalculateChecksum(const uint8_t* data, uint64_t size);
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/* Calculates a signature for the data using the specified key.
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* Caller owns the returned pointer, and must free it with Free().
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*
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* Returns NULL if error. */
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VbSignature* CalculateSignature(const uint8_t* data, uint64_t size,
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const VbPrivateKey* key);
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#endif /* VBOOT_REFERENCE_HOST_SIGNATURE_H_ */
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