-/*
- * Copyright (c) 2000-2004,2011-2012,2014 Apple Inc. All Rights Reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-
-
-/*
- * oidsalg.c - OIDs defining crypto algorithms
- */
-
-#include <Security/oidsbase.h>
-#include <Security/cssmtype.h>
-#include "cssmapple.h"
-#include <Security/oidsalg.h>
-#include <string.h>
-
-#pragma mark ----- CSSM_OID <--> CSSM_ALGORITHMS -----
-
-typedef struct {
- const CSSM_OID *oid;
- CSSM_ALGORITHMS alg;
-} OidToAlgEnt;
-
-static const OidToAlgEnt oidToAlgMap[] =
-{
- {&CSSMOID_RSA, CSSM_ALGID_RSA },
- {&CSSMOID_MD2WithRSA, CSSM_ALGID_MD2WithRSA },
- {&CSSMOID_MD5WithRSA, CSSM_ALGID_MD5WithRSA },
- {&CSSMOID_SHA1WithRSA, CSSM_ALGID_SHA1WithRSA },
- {&CSSMOID_SHA1WithRSA_OIW, CSSM_ALGID_SHA1WithRSA },
- {&CSSMOID_SHA1, CSSM_ALGID_SHA1},
- {&CSSMOID_MD5, CSSM_ALGID_MD5 },
- /*
- * These OIDs have three variants - one for BSAFE, CMS, and JDK 1.1.
- * On the oid-to-alg map, we'll handle either one, mapping to
- * the same CSSM alg. When we map from alg to OID, we'll use
- * the CMS variant (being first in the list).
- */
- {&CSSMOID_DSA_CMS, CSSM_ALGID_DSA },
- {&CSSMOID_DSA, CSSM_ALGID_DSA },
- {&CSSMOID_DSA_JDK, CSSM_ALGID_DSA },
- {&CSSMOID_SHA1WithDSA_CMS, CSSM_ALGID_SHA1WithDSA },
- {&CSSMOID_SHA1WithDSA, CSSM_ALGID_SHA1WithDSA },
- {&CSSMOID_SHA1WithDSA_JDK, CSSM_ALGID_SHA1WithDSA },
- /*
- * Multiple entries for Diffie-Hellman. We favor the PKCS3 version for
- * mapping alg to OID.
- */
- {&CSSMOID_DH, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_PUB_NUMBER, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_STATIC, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_ONE_FLOW, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_EPHEM, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_HYBRID1, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_HYBRID2, CSSM_ALGID_DH},
- {&CSSMOID_ANSI_DH_HYBRID_ONEFLOW, CSSM_ALGID_DH},
- {&CSSMOID_APPLE_FEE, CSSM_ALGID_FEE },
- {&CSSMOID_APPLE_ASC, CSSM_ALGID_ASC },
- {&CSSMOID_APPLE_FEE_MD5, CSSM_ALGID_FEE_MD5 },
- {&CSSMOID_APPLE_FEE_SHA1, CSSM_ALGID_FEE_SHA1 },
- {&CSSMOID_APPLE_FEED, CSSM_ALGID_FEED },
- {&CSSMOID_APPLE_FEEDEXP, CSSM_ALGID_FEEDEXP },
- /* the current valid alg --> OID mapping */
- {&CSSMOID_ECDSA_WithSHA1, CSSM_ALGID_SHA1WithECDSA},
- /* for backwards compatibility */
- {&CSSMOID_APPLE_ECDSA, CSSM_ALGID_SHA1WithECDSA },
- {&CSSMOID_SHA224, CSSM_ALGID_SHA224},
- {&CSSMOID_SHA256, CSSM_ALGID_SHA256},
- {&CSSMOID_SHA384, CSSM_ALGID_SHA384},
- {&CSSMOID_SHA512, CSSM_ALGID_SHA512},
- {&CSSMOID_SHA224WithRSA, CSSM_ALGID_SHA224WithRSA },
- {&CSSMOID_SHA256WithRSA, CSSM_ALGID_SHA256WithRSA },
- {&CSSMOID_SHA384WithRSA, CSSM_ALGID_SHA384WithRSA },
- {&CSSMOID_SHA512WithRSA, CSSM_ALGID_SHA512WithRSA },
- {&CSSMOID_RSAWithOAEP, CSSM_ALGMODE_PKCS1_EME_OAEP },
- {&CSSMOID_ECDSA_WithSHA224, CSSM_ALGID_SHA224WithECDSA },
- {&CSSMOID_ECDSA_WithSHA256, CSSM_ALGID_SHA256WithECDSA },
- {&CSSMOID_ECDSA_WithSHA384, CSSM_ALGID_SHA384WithECDSA },
- {&CSSMOID_ECDSA_WithSHA512, CSSM_ALGID_SHA512WithECDSA },
- /* AlgId.algorithm for ECDSA public key */
- {&CSSMOID_ecPublicKey, CSSM_ALGID_ECDSA },
- /* This OID is accompanied by an additional digest OID in AlgId.parameters */
- {&CSSMOID_ECDSA_WithSpecified, CSSM_ALGID_ECDSA_SPECIFIED },
- {NULL, 0}
-};
-
-#define NUM_OID_TO_ALGS (sizeof(oidToAlgMap) / sizeof(oidToAlgMap[0]))
-
-/*
- * Compare two CSSM_DATAs (or two CSSM_OIDs), return true if identical.
- */
-static bool compareCssmData(
- const CSSM_DATA *data1,
- const CSSM_DATA *data2)
-{
- if((data1 == NULL) || (data1->Data == NULL) ||
- (data2 == NULL) || (data2->Data == NULL) ||
- (data1->Length != data2->Length)) {
- return false;
- }
- if(data1->Length != data2->Length) {
- return false;
- }
- if(memcmp(data1->Data, data2->Data, data1->Length) == 0) {
- return true;
- }
- else {
- return false;
- }
-}
-
-bool cssmOidToAlg(
- const CSSM_OID *oid,
- CSSM_ALGORITHMS *alg) // RETURNED
-{
- const OidToAlgEnt *ent;
-
- for(ent=oidToAlgMap; ent->oid; ent++) {
- if(compareCssmData(ent->oid, oid)) {
- *alg = ent->alg;
- return true;
- }
- }
- return false;
-}
-
-const CSSM_OID *cssmAlgToOid(
- CSSM_ALGORITHMS algId)
-{
- const OidToAlgEnt *ent;
-
- for(ent=oidToAlgMap; ent->oid; ent++) {
- if(ent->alg == algId) {
- return ent->oid;
- }
- }
- return NULL;
-}
-
-
projects / apple / security.git / blobdiff