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f16ed87879
Provide a PublicKeyLooksOkay() function to sanity-check VbPublicKey structs. This was just part of PublicKeyRead(), but I want to separate the reading from the checking. BUG=chromium:224734 BRANCH=ToT TEST=make runtests Change-Id: I1dd808e623e2a7fdc2789e02305619111a7b01e6 Signed-off-by: Bill Richardson <wfrichar@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/214621 Reviewed-by: Randall Spangler <rspangler@chromium.org>
71 lines
2.1 KiB
C
71 lines
2.1 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_KEY_H_
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#define VBOOT_REFERENCE_HOST_KEY_H_
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#include "cryptolib.h"
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#include "utility.h"
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#include "vboot_struct.h"
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typedef struct rsa_st RSA;
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/* Private key data */
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typedef struct VbPrivateKey {
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RSA* rsa_private_key; /* Private key data */
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uint64_t algorithm; /* Algorithm to use when signing */
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} VbPrivateKey;
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/* Read a private key from a .pem file. Caller owns the returned pointer,
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* and must free it with PrivateKeyFree(). */
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VbPrivateKey* PrivateKeyReadPem(const char* filename, uint64_t algorithm);
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/* Free a private key. */
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void PrivateKeyFree(VbPrivateKey* key);
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/* Write a private key to a file in .vbprivk format. */
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int PrivateKeyWrite(const char* filename, const VbPrivateKey* key);
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/* Read a privake key from a .vbprivk file. Caller owns the returned
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* pointer, and must free it with PrivateKeyFree().
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*
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* Returns NULL if error. */
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VbPrivateKey* PrivateKeyRead(const char* filename);
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/* Allocate a new public key with space for a [key_size] byte key. */
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VbPublicKey* PublicKeyAlloc(uint64_t key_size, uint64_t algorithm,
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uint64_t version);
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/* Read a public key from a .vbpubk file. Caller owns the returned
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* pointer, and must free it with Free().
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*
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* Returns NULL if error. */
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VbPublicKey* PublicKeyRead(const char* filename);
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/* Return true if the public key struct appears correct. */
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int PublicKeyLooksOkay(VbPublicKey *key, uint64_t file_size);
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/* Read a public key from a .keyb file. Caller owns the returned
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* pointer, and must free it with Free().
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*
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* Returns NULL if error. */
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VbPublicKey* PublicKeyReadKeyb(const char* filename, uint64_t algorithm,
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uint64_t version);
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/* Write a public key to a file in .vbpubk format. */
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int PublicKeyWrite(const char* filename, const VbPublicKey* key);
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#endif /* VBOOT_REFERENCE_HOST_KEY_H_ */
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