47 lines
1.5 KiB
C
47 lines
1.5 KiB
C
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/* Copyright 2019 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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* GBB accessor functions.
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*/
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#ifndef VBOOT_REFERENCE_2GBB_H_
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#define VBOOT_REFERENCE_2GBB_H_
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#include "2common.h"
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struct vb2_packed_key;
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struct vb2_workbuf;
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/**
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* Read the root key from the GBB, and store it onto the given workbuf.
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*
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* @param ctx Vboot context.
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* @param keyp Returns a pointer to the key. The caller may discard
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* workbuf state if it wants to free the key.
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* @param size If pointer is non-NULL, returns the total size of key,
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* including data.
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* @param wb Workbuf for data storage.
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* @return VB2_SUCCESS, or error code on error.
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*/
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vb2_error_t vb2_gbb_read_root_key(struct vb2_context *ctx,
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struct vb2_packed_key **keyp, uint32_t *size,
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struct vb2_workbuf *wb);
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/**
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* Read the recovery key from the GBB, and store it onto the given workbuf.
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*
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* @param ctx Vboot context.
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* @param keyp Returns a pointer to the key. The caller may discard
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* workbuf state if it wants to free the key.
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* @param size If pointer is non-NULL, returns the total size of key,
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* including data.
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* @param wb Workbuf for data storage.
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* @return VB2_SUCCESS, or error code on error.
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*/
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vb2_error_t vb2_gbb_read_recovery_key(struct vb2_context *ctx,
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struct vb2_packed_key **keyp,
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uint32_t *size, struct vb2_workbuf *wb);
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#endif /* VBOOT_REFERENCE_2GBB_H_ */
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