windows-nt/Source/XPSP1/NT/published/sdk/inc/feclient.h

//+---------------------------------------------------------------------------
//
//  Microsoft Windows
//  Copyright (C) Microsoft Corporation, 1992-1999.
//
//  File:       feclient.h
//
//  Contents:   EFS client dll interface definitions.
//
//----------------------------------------------------------------------------
#ifndef _FE_CLIENT_
#define _FE_CLIENT_

#if _MSC_VER > 1000
#pragma once
#endif

#ifdef __cplusplus
extern "C" {
#endif

#define FE_MAJOR_REVISION_MASK     0xFFFF0000
#define FE_MINOR_REVISION_MASK     0x0000FFFF
#define FE_REVISION_1_0            0x00010000


////////////////////////////////////////////////////////////////////////////////////
//
//     Function prototypes for API exported from client DLL.  Encryption
//     systems intending to replace EFS that wish to support the Win32
//     encryption API set must implement these interfaces and export a
//     table (defined below) to get to them.
//
typedef DWORD
(*LPFEAPI_CLIENT_OPEN_RAW)(
    IN      LPCWSTR         lpFileName,
    IN      ULONG           Flags,
    OUT     PVOID *         Context
    );

typedef DWORD
(*LPFEAPI_CLIENT_READ_RAW)(
    IN      PFE_EXPORT_FUNC ExportCallback,
    IN      PVOID           CallbackContext,
    IN      PVOID           Context
    );

typedef DWORD
(*LPFEAPI_CLIENT_WRITE_RAW)(
    IN      PFE_IMPORT_FUNC ImportCallback,
    IN      PVOID           CallbackContext,
    IN      PVOID           Context
    );

typedef VOID
(*LPFEAPI_CLIENT_CLOSE_RAW)(
    IN      PVOID           Context
    );

typedef DWORD
(*LPFEAPI_CLIENT_ENCRYPT_FILE)(
    IN     LPCWSTR           lpFileName      // name of file to be encrypted
    );

typedef DWORD
(*LPFEAPI_CLIENT_DECRYPT_FILE)(
    IN     LPCWSTR           lpFileName,      // name of file to be decrypted
    IN     DWORD             dwRecovery
    );

typedef BOOL
(*LPFEAPI_CLIENT_FILE_ENCRYPTION_STATUS)(
    IN     LPCWSTR           lpFileName,      // name of file to be checked
    IN     LPDWORD          lpStatus
    );

typedef DWORD
(*LPFEAPI_CLIENT_QUERY_USERS)(
    IN      LPCWSTR                             lpFileName,
    OUT     PENCRYPTION_CERTIFICATE_HASH_LIST * pUsers
    );


typedef DWORD
(*LPFEAPI_CLIENT_QUERY_RECOVERY_AGENTS)(
    IN      LPCWSTR                             lpFileName,
    OUT     PENCRYPTION_CERTIFICATE_HASH_LIST * pRecoveryAgents
    );

typedef DWORD
(*LPFEAPI_CLIENT_REMOVE_USERS)(
    IN LPCWSTR lpFileName,
    IN PENCRYPTION_CERTIFICATE_HASH_LIST pHashes
    );

typedef DWORD
(*LPFEAPI_CLIENT_ADD_USERS)(
    IN LPCWSTR lpFileName,
    IN PENCRYPTION_CERTIFICATE_LIST pEncryptionCertificates
    );


typedef DWORD
(*LPFEAPI_CLIENT_SET_KEY)(
    IN PENCRYPTION_CERTIFICATE pEncryptionCertificate
    );


typedef VOID
(*LPFEAPI_CLIENT_FREE_HASH_LIST)(
    IN PENCRYPTION_CERTIFICATE_HASH_LIST pHashList
    );

typedef DWORD
(*LPFEAPI_CLIENT_DUPLICATE_ENCRYPTION_INFO)(
    IN LPCWSTR lpSrcFile,
    IN LPCWSTR lpDestFile,
    IN DWORD dwCreationDistribution, 
    IN DWORD dwAttributes, 
    IN LPSECURITY_ATTRIBUTES lpSecurityAttributes
    );


typedef BOOL
(*LPFEAPI_CLIENT_DISABLE_DIR)(
    IN LPCWSTR DirPath,
    IN BOOL Disable
    );


typedef DWORD
(*LPFEAPI_CLIENT_GET_KEY_INFO)(
    IN      LPCWSTR              lpFileName,
    IN      DWORD                InfoClass,
    OUT     PEFS_RPC_BLOB        * KeyInfo
    );

typedef VOID
(*LPFEAPI_CLIENT_FREE_KEY_INFO)(
    IN     PEFS_RPC_BLOB        pKeyInfo
    );

////////////////////////////////////////////////////////////////////////////////////
//
//  Interface to client dll.  This dll is responsible for performing the requested
//  operations.
//
typedef struct _FE_CLIENT_DISPATCH_TABLE {

        LPFEAPI_CLIENT_ENCRYPT_FILE          EncryptFile;
        LPFEAPI_CLIENT_DECRYPT_FILE          DecryptFile;
        LPFEAPI_CLIENT_FILE_ENCRYPTION_STATUS FileEncryptionStatus;
        LPFEAPI_CLIENT_OPEN_RAW              OpenFileRaw;
        LPFEAPI_CLIENT_READ_RAW              ReadFileRaw;
        LPFEAPI_CLIENT_WRITE_RAW             WriteFileRaw;
        LPFEAPI_CLIENT_CLOSE_RAW             CloseFileRaw;
        LPFEAPI_CLIENT_ADD_USERS             AddUsers;
        LPFEAPI_CLIENT_REMOVE_USERS          RemoveUsers;
        LPFEAPI_CLIENT_QUERY_RECOVERY_AGENTS QueryRecoveryAgents;
        LPFEAPI_CLIENT_QUERY_USERS           QueryUsers;
        LPFEAPI_CLIENT_SET_KEY               SetKey;
        LPFEAPI_CLIENT_FREE_HASH_LIST        FreeCertificateHashList;
        LPFEAPI_CLIENT_DUPLICATE_ENCRYPTION_INFO        DuplicateEncryptionInfo;
        LPFEAPI_CLIENT_DISABLE_DIR           DisableDir;
        LPFEAPI_CLIENT_GET_KEY_INFO          GetKeyInfo;
        LPFEAPI_CLIENT_FREE_KEY_INFO         FreeKeyInfo;

} FE_CLIENT_DISPATCH_TABLE, *LPFE_CLIENT_DISPATCH_TABLE;


typedef struct _FE_CLIENT_INFO {
    DWORD                           dwRevision;
    LPFE_CLIENT_DISPATCH_TABLE      lpServices;
} FE_CLIENT_INFO, *LPFE_CLIENT_INFO;

typedef BOOL
(*LPFEAPI_CLIENT_INITIALIZE) (
    IN     DWORD                        dwEfsRevision,
    OUT    LPFE_CLIENT_INFO            *lpEfsInfo
    );

#ifdef __cplusplus
}
#endif

#endif // _FE_CLIENT_