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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
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _KEYI_H_
#define _KEYI_H_
#include "secerr.h"
SEC_BEGIN_PROTOS
/* NSS private functions */
/* map an oid to a keytype... actually this function and it's converse
* are good candidates for public functions.. */
KeyType seckey_GetKeyType(SECOidTag pubKeyOid);
/* extract the 'encryption' (could be signing) and hash oids from and
* algorithm, key and parameters (parameters is the parameters field
* of a algorithm ID structure (SECAlgorithmID)*/
SECStatus sec_DecodeSigAlg(const SECKEYPublicKey *key, SECOidTag sigAlg,
const SECItem *param, SECOidTag *encalg, SECOidTag *hashalg);
/* just get the 'encryption' oid from the combined signature oid */
SECOidTag sec_GetEncAlgFromSigAlg(SECOidTag sigAlg);
/* extract the RSA-PSS hash algorithms and salt length from
* parameters, taking into account of the default implications.
*
* (parameters is the parameters field of a algorithm ID structure
* (SECAlgorithmID)*/
SECStatus sec_DecodeRSAPSSParams(PLArenaPool *arena,
const SECItem *params,
SECOidTag *hashAlg,
SECOidTag *maskHashAlg,
unsigned long *saltLength);
/* convert the encoded RSA-PSS parameters into PKCS #11 mechanism parameters */
SECStatus sec_DecodeRSAPSSParamsToMechanism(PLArenaPool *arena,
const SECItem *params,
CK_RSA_PKCS_PSS_PARAMS *mech);
/* make sure the key length matches the policy for keyType */
SECStatus seckey_EnforceKeySize(KeyType keyType, unsigned keyLength,
SECErrorCodes error);
SEC_END_PROTOS
#endif /* _KEYHI_H_ */
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