algoid.c revision 02744e811b15322c5f109827a116c33bfe3438b5
/*
* Copyright (c) 1995-2000 Intel Corporation. All rights reserved.
*/
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include <stdlib.h>
#include <string.h>
#include <kmfapiP.h>
typedef struct {
KMF_OID * AlgOID;
KMF_ALGORITHM_INDEX AlgID;
} KMF_OID_ID;
/*
* The following table defines the mapping of AlgOID's to AlgID's.
*/
static KMF_OID_ID ALGOID_ID_Table[] = {
{(KMF_OID *)&KMFOID_X9CM_DSA, KMF_ALGID_DSA},
{(KMF_OID *)&KMFOID_X9CM_DSAWithSHA1, KMF_ALGID_SHA1WithDSA},
{(KMF_OID *)&KMFOID_SHA1, KMF_ALGID_SHA1},
{(KMF_OID *)&KMFOID_RSA, KMF_ALGID_RSA},
{(KMF_OID *)&KMFOID_DSA, KMF_ALGID_DSA},
{(KMF_OID *)&KMFOID_MD5WithRSA, KMF_ALGID_MD5WithRSA},
{(KMF_OID *)&KMFOID_MD2WithRSA, KMF_ALGID_MD2WithRSA},
{(KMF_OID *)&KMFOID_SHA1WithRSA, KMF_ALGID_SHA1WithRSA},
{(KMF_OID *)&KMFOID_SHA1WithDSA, KMF_ALGID_SHA1WithDSA}
};
#define NUM_ALGOIDS ((sizeof (ALGOID_ID_Table))/(sizeof (ALGOID_ID_Table[0])))
/*
* Name: X509_AlgIdToAlgorithmOid
*
* Description:
* This function maps the specified AlgID to the corresponding
* Algorithm OID.
*
* Parameters:
* alg_int - AlgID to be mapped.
*
* Return value:
* Pointer to OID structure and NULL in case of failure.
*
*/
KMF_OID *
X509_AlgIdToAlgorithmOid(KMF_ALGORITHM_INDEX alg_int)
{
int i;
switch (alg_int) {
case KMF_ALGID_NONE:
return (NULL);
default:
for (i = 0; i < NUM_ALGOIDS; i++) {
if (ALGOID_ID_Table[i].AlgID == alg_int)
return (ALGOID_ID_Table[i].AlgOID);
}
break;
}
return (NULL);
}
/*
* Name: X509_AlgorithmOidToAlgId
*
* Description:
* This function maps the specified Algorithm OID to the corresponding
* AlgID.
*
* Parameters:
* Oid - OID to be mapped.
*
* Return value:
* Algorithm ID and KMF_ALGID_NONE in case of failures.
*/
KMF_ALGORITHM_INDEX
X509_AlgorithmOidToAlgId(KMF_OID * Oid)
{
int i;
if ((Oid == NULL) ||
(Oid->Data == NULL) ||
(Oid->Length == 0)) {
return (KMF_ALGID_NONE);
}
for (i = 0; i < NUM_ALGOIDS; i++) {
if (IsEqualOid(ALGOID_ID_Table[i].AlgOID, Oid))
return (ALGOID_ID_Table[i].AlgID);
}
return (KMF_ALGID_NONE);
}