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78 lines
2.4 KiB
C
78 lines
2.4 KiB
C
/** @file
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Copyright (C) 2019, Goldfish64. All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef APPLE_CHUNKLIST_LIB_H
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#define APPLE_CHUNKLIST_LIB_H
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#include <IndustryStandard/AppleChunklist.h>
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#include <Library/OcCryptoLib.h>
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//
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// Chunklist context.
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//
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typedef struct OC_APPLE_CHUNKLIST_CONTEXT_ {
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UINT64 ChunkCount;
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CONST APPLE_CHUNKLIST_CHUNK *Chunks;
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APPLE_CHUNKLIST_SIG *Signature;
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UINT8 Hash[SHA256_DIGEST_SIZE];
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} OC_APPLE_CHUNKLIST_CONTEXT;
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//
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// Chunklist functions.
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//
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/**
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Initializes a chunklist context.
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@param[out] Context The Context to initialize.
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@param[in] Buffer A pointer to a buffer containing the chunklist data.
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@param[in] BufferSize The size of the buffer specified in Buffer.
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@retval EFI_SUCCESS The Context was intialized successfully.
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@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
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@retval EFI_UNSUPPORTED The chunklist is unsupported.
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**/
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BOOLEAN
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OcAppleChunklistInitializeContext (
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OUT OC_APPLE_CHUNKLIST_CONTEXT *Context,
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IN VOID *Buffer,
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IN UINT32 BufferSize
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);
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BOOLEAN
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OcAppleChunklistVerifySignature (
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IN OC_APPLE_CHUNKLIST_CONTEXT *Context,
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IN RSA_PUBLIC_KEY *PublicKey
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);
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/**
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Verifies the specified data against a chunklist context.
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@param[in] Context The Context to verify against.
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@param[in] Buffer A pointer to a buffer containing the data to be verified.
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@param[in] BufferSize The size of the buffer specified in Buffer.
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@retval EFI_SUCCESS The data was verified successfully.
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@retval EFI_INVALID_PARAMETER One or more parameters are invalid.
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@retval EFI_END_OF_FILE The end of Buffer was reached.
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@retval EFI_COMPROMISED_DATA The data failed verification.
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**/
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BOOLEAN
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OcAppleChunklistVerifyData (
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IN OUT OC_APPLE_CHUNKLIST_CONTEXT *Context,
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IN VOID *Buffer,
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IN UINTN BufferSize
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);
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#endif // APPLE_CHUNKLIST_LIB_H
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