www.pudn.com > ntcrypto.rar > schderiv.h

///////////////////////////////////////////////////////////////////////////// 
//  FILE          : schderiv.h                                             // 
//  DESCRIPTION   :                                                        // 
//  AUTHOR        :                                                        // 
//  HISTORY       :                                                        // 
//      Oct  9 1997 jeffspel  Create                                       // 
//                                                                         // 
//  Copyright (C) 1993 Microsoft Corporation   All Rights Reserved         // 
///////////////////////////////////////////////////////////////////////////// 
 
#ifndef __SCHDERIV_H__ 
#define __SCHDERIV_H__ 
 
#ifdef __cplusplus 
extern "C" { 
#endif 
 
#define     RC_KEYLEN           16 
#define     MAX_PREMASTER_LEN   512  // BUGBUG - DH key must be <= 4096 bits 
#define     MAX_RANDOM_LEN      256 
 
#define     TLS_MASTER_LEN   48 
#define     SSL3_MASTER_LEN   48 
 
// definition of a Secure Channel hash structure 
typedef struct _SCH_KeyData 
{ 
    BYTE        rgbPremaster[MAX_PREMASTER_LEN]; 
    DWORD       cbPremaster; 
    BYTE        rgbClientRandom[MAX_RANDOM_LEN]; 
    DWORD       cbClientRandom; 
    BYTE        rgbServerRandom[MAX_RANDOM_LEN]; 
    DWORD       cbServerRandom; 
    ALG_ID      EncAlgid; 
    ALG_ID      HashAlgid; 
    DWORD       cbEnc; 
    DWORD       cbEncMac; 
    DWORD       cbHash; 
    DWORD       cbIV; 
    BOOL        fFinished; 
    BOOL        dwFlags; 
} SCH_KEY, *PSCH_KEY; 
 
// definition of a Secure Channel hash structure 
typedef struct _SCH_HashData 
{ 
    ALG_ID      ProtocolAlgid; 
    ALG_ID      EncAlgid; 
    ALG_ID      HashAlgid; 
    DWORD       cbEnc; 
    DWORD       cbEncMac; 
    DWORD       cbHash; 
    DWORD       cbIV; 
    BYTE        rgbClientRandom[MAX_RANDOM_LEN]; 
    DWORD       cbClientRandom; 
    BYTE        rgbServerRandom[MAX_RANDOM_LEN]; 
    DWORD       cbServerRandom; 
	BYTE        rgbFinal[MAX_RANDOM_LEN]; 
    DWORD       cbFinal; 
    BOOL        dwFlags; 
} SCH_HASH, *PSCH_HASH; 
 
// definition of a TLS1 PRF hash structure 
typedef struct _PRF_HashData 
{ 
    BYTE        rgbLabel[MAX_RANDOM_LEN]; 
    DWORD       cbLabel; 
    BYTE        rgbSeed[MD5DIGESTLEN + A_SHA_DIGEST_LEN]; 
    DWORD       cbSeed; 
	BYTE        rgbMasterKey[TLS_MASTER_LEN]; 
} PRF_HASH; 
 
BOOL SCHSetKeyParam( 
                    IN Context_t *pContext, 
                    IN Key_t *pKey, 
                    IN DWORD dwParam, 
                    IN PBYTE pbData 
                    ); 
 
BOOL SCHGetKeyParam( 
                    Key_t *pKey, 
                    DWORD dwParam, 
                    PBYTE pbData 
                    ); 
 
BOOL SChGenMasterKey( 
                     Key_t *pKey, 
                     PSCH_HASH pSChHash 
                     ); 
 
BOOL SecureChannelDeriveKey( 
                            Hash_t *pHash, 
                            ALG_ID Algid, 
                            DWORD dwFlags, 
                            HCRYPTKEY *phKey 
                            ); 
 
BOOL SetPRFHashParam( 
                     PRF_HASH *pPRFHash, 
                     DWORD dwParam, 
                     BYTE *pbData 
                     ); 
 
BOOL CalculatePRF( 
                  PRF_HASH *pPRFHash, 
                  BYTE *pbData, 
                  DWORD *pcbData 
                  ); 
 
#ifdef __cplusplus 
} 
#endif 
 
#endif // __SCHDERIV_H__