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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
/* Thse functions are stub functions which will get replaced with calls through
* PKCS #11.
*/
#ifndef _PK11PQG_H_
#define _PK11PQG_H_ 1
#include "blapit.h"
SEC_BEGIN_PROTOS
/* Generate PQGParams and PQGVerify structs.
* Length of seed and length of h both equal length of P.
* All lengths are specified by "j", according to the table above.
*/
extern SECStatus PK11_PQG_ParamGen(unsigned int j, PQGParams **pParams,
PQGVerify **pVfy);
/* Generate PQGParams and PQGVerify structs.
* Length of P specified by j. Length of h will match length of P.
* Length of SEED in bytes specified in seedBytes.
* seedBbytes must be in the range [20..255] or an error will result.
*/
extern SECStatus PK11_PQG_ParamGenSeedLen(unsigned int j,
unsigned int seedBytes, PQGParams **pParams, PQGVerify **pVfy);
/* Generate PQGParams and PQGVerify structs.
* Length of P specified by L.
* if L is greater than 1024 then the resulting verify parameters will be
* DSA2.
* Length of Q specified by N. If zero, The PKCS #11 module will
* pick an appropriately sized Q for L. If N is specified and L = 1024, then
* the resulting verify parameters will be DSA2, Otherwise DSA1 parameters
* will be returned.
* Length of SEED in bytes specified in seedBytes.
*
* The underlying PKCS #11 module will check the values for L, N,
* and seedBytes. The rules for softoken are:
*
* If L <= 1024, then L must be between 512 and 1024 in increments of 64 bits.
* If L <= 1024, then N must be 0 or 160.
* If L >= 1024, then L and N must match the following table:
* L=1024 N=0 or 160
* L=2048 N=0 or 224
* L=2048 N=256
* L=3072 N=0 or 256
* if L <= 1024
* seedBbytes must be in the range [20..256].
* if L >= 1024
* seedBbytes must be in the range [20..L/16].
*/
extern SECStatus
PK11_PQG_ParamGenV2(unsigned int L, unsigned int N, unsigned int seedBytes,
PQGParams **pParams, PQGVerify **pVfy);
/* Test PQGParams for validity as DSS PQG values.
* If vfy is non-NULL, test PQGParams to make sure they were generated
* using the specified seed, counter, and h values.
*
* Return value indicates whether Verification operation ran successfully
* to completion, but does not indicate if PQGParams are valid or not.
* If return value is SECSuccess, then *pResult has these meanings:
* SECSuccess: PQGParams are valid.
* SECFailure: PQGParams are invalid.
*
* Verify the following 12 facts about PQG counter SEED g and h
* These tests are specified in FIPS 186-3 Appendix A.1.1.1, A.1.1.3, and A.2.2
* PQG_VerifyParams in softoken/freebl will automatically choose the
* appropriate test.
*/
extern SECStatus PK11_PQG_VerifyParams(const PQGParams *params,
const PQGVerify *vfy, SECStatus *result);
extern void PK11_PQG_DestroyParams(PQGParams *params);
extern void PK11_PQG_DestroyVerify(PQGVerify *vfy);
/**************************************************************************
* Return a pointer to a new PQGParams struct that is constructed from *
* copies of the arguments passed in. *
* Return NULL on failure. *
**************************************************************************/
extern PQGParams *PK11_PQG_NewParams(const SECItem *prime, const SECItem *subPrime, const SECItem *base);
/**************************************************************************
* Fills in caller's "prime" SECItem with the prime value in params.
* Contents can be freed by calling SECITEM_FreeItem(prime, PR_FALSE);
**************************************************************************/
extern SECStatus PK11_PQG_GetPrimeFromParams(const PQGParams *params,
SECItem *prime);
/**************************************************************************
* Fills in caller's "subPrime" SECItem with the prime value in params.
* Contents can be freed by calling SECITEM_FreeItem(subPrime, PR_FALSE);
**************************************************************************/
extern SECStatus PK11_PQG_GetSubPrimeFromParams(const PQGParams *params,
SECItem *subPrime);
/**************************************************************************
* Fills in caller's "base" SECItem with the base value in params.
* Contents can be freed by calling SECITEM_FreeItem(base, PR_FALSE);
**************************************************************************/
extern SECStatus PK11_PQG_GetBaseFromParams(const PQGParams *params,
SECItem *base);
/**************************************************************************
* Return a pointer to a new PQGVerify struct that is constructed from *
* copies of the arguments passed in. *
* Return NULL on failure. *
**************************************************************************/
extern PQGVerify *PK11_PQG_NewVerify(unsigned int counter,
const SECItem *seed, const SECItem *h);
/**************************************************************************
* Returns "counter" value from the PQGVerify.
**************************************************************************/
extern unsigned int PK11_PQG_GetCounterFromVerify(const PQGVerify *verify);
/**************************************************************************
* Fills in caller's "seed" SECItem with the seed value in verify.
* Contents can be freed by calling SECITEM_FreeItem(seed, PR_FALSE);
**************************************************************************/
extern SECStatus PK11_PQG_GetSeedFromVerify(const PQGVerify *verify,
SECItem *seed);
/**************************************************************************
* Fills in caller's "h" SECItem with the h value in verify.
* Contents can be freed by calling SECITEM_FreeItem(h, PR_FALSE);
**************************************************************************/
extern SECStatus PK11_PQG_GetHFromVerify(const PQGVerify *verify, SECItem *h);
SEC_END_PROTOS
#endif