82 lines
2.2 KiB
C
82 lines
2.2 KiB
C
/******************************************************************************
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*
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* Copyright (c) 1999 Microsoft Corporation
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*
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* Module Name:
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* Blob.h
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*
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* Abstract:
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* This file blob related definitions for ring0 / ring3
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*
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* Revision History:
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* Kanwaljit S Marok ( kmarok ) 05/17/99
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* created
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*
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*****************************************************************************/
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#ifndef _BLOB_H_
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#define _BLOB_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define BLOB_VERSION_NUM 3 // Version 3 for Whistler
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#define BLOB_MAGIC_NUM 12345 // Magic number
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enum BLOB_TYPE
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{
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BLOB_TYPE_CONFIG = 0, // Config blob may contain other blobs
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BLOB_TYPE_PATHTREE = 1, // Path tree blob
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BLOB_TYPE_HASHLIST = 2, // Hashed list blob
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BLOB_TYPE_CONTAINER= 3, // Container for other blobs
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};
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typedef struct _BLOB_HEADER
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{
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DWORD m_dwMaxSize ;
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DWORD m_dwVersion ;
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DWORD m_dwBlbType ;
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DWORD m_dwEntries ;
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DWORD m_dwMagicNum;
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} BlobHeader;
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#ifndef __FILELIST_STRUCTS__
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#define DEFINE_BLOB_HEADER() BlobHeader
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#else
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#define DEFINE_BLOB_HEADER() BlobHeader m_BlobHeader
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#endif
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//
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// Some convenience macros
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//
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#define INIT_BLOB_HEADER( pBlob, MaxSize, Version, BlbType, Entries ) \
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((BlobHeader *)pBlob)->m_dwMaxSize = MaxSize; \
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((BlobHeader *)pBlob)->m_dwVersion = Version; \
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((BlobHeader *)pBlob)->m_dwBlbType = BlbType; \
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((BlobHeader *)pBlob)->m_dwEntries = Entries; \
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((BlobHeader *)pBlob)->m_dwMagicNum = BLOB_MAGIC_NUM;
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#define BLOB_HEADER(pBlob) ( ((BlobHeader *)pBlob) )
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#define BLOB_MAXSIZE(pBlob) ( ((BlobHeader *)pBlob)->m_dwMaxSize )
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#define BLOB_VERSION(pBlob) ( ((BlobHeader *)pBlob)->m_dwVersion )
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#define BLOB_BLBTYPE(pBlob) ( ((BlobHeader *)pBlob)->m_dwBlbType )
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#define BLOB_ENTRIES(pBlob) ( ((BlobHeader *)pBlob)->m_dwEntries )
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#define BLOB_MAGIC(pBlob) ( ((BlobHeader *)pBlob)->m_dwMagicNum )
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#define VERIFY_BLOB_VERSION(pBlob) (BLOB_VERSION(pBlob) == BLOB_VERSION_NUM)
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#define VERIFY_BLOB_MAGIC(pBlob) (BLOB_MAGIC(pBlob) == BLOB_MAGIC_NUM )
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#ifdef __cplusplus
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}
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#endif
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#endif // _BLOB_H_
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