//-------------------------------------------------------------------
//   Copyright (C) The Internet Society (1999).  All Rights Reserved.
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//   The limited permissions granted above are perpetual and will not be
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//   This document and the information contained herein is provided on an
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//   TASK FORCE DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING
//   BUT NOT LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION
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//   
//   
//   Modifiyed by Intel Corporation, 2005
//-------------------------------------------------------------------------

#define HASHLEN 16
typedef unsigned char HASH[HASHLEN];
#define HASHHEXLEN 32
typedef char HASHHEX[HASHHEXLEN+1];

/* calculate H(A1) as per HTTP Digest spec */
void DigestCalcHA1(
    char * pszAlg,
    char * pszUserName,
    char * pszRealm,
    char * pszPassword,
    char * pszNonce,
    char * pszCNonce,
    HASHHEX SessionKey
    );

/* calculate request-digest/response-digest as per HTTP Digest spec */
void DigestCalcResponse(
    HASHHEX HA1,           /* H(A1) */
    char * pszNonce,       /* nonce from server */
    char * pszNonceCount,  /* 8 hex digits */
    char * pszCNonce,      /* client nonce */
    char * pszQop,         /* qop-value: "", "auth", "auth-int" */
    char * pszMethod,      /* method from the request */
    char * pszDigestUri,   /* requested URL */
    HASHHEX HEntity,       /* H(entity body) if qop="auth-int" */
    HASHHEX Response      /* request-digest or response-digest */
    );