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https://gitlab.winehq.org/wine/wine-gecko.git
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676eaf13b4
--HG-- rename : security/insanity/include/insanity/ScopedPtr.h => security/pkix/include/pkix/ScopedPtr.h rename : security/insanity/include/insanity/bind.h => security/pkix/include/pkix/bind.h rename : security/insanity/include/insanity/nullptr.h => security/pkix/include/pkix/nullptr.h rename : security/insanity/include/insanity/pkix.h => security/pkix/include/pkix/pkix.h rename : security/insanity/include/insanity/pkixtypes.h => security/pkix/include/pkix/pkixtypes.h rename : security/insanity/lib/pkixbind.cpp => security/pkix/lib/pkixbind.cpp rename : security/insanity/lib/pkixbuild.cpp => security/pkix/lib/pkixbuild.cpp rename : security/insanity/lib/pkixcheck.cpp => security/pkix/lib/pkixcheck.cpp rename : security/insanity/lib/pkixcheck.h => security/pkix/lib/pkixcheck.h rename : security/insanity/lib/pkixder.cpp => security/pkix/lib/pkixder.cpp rename : security/insanity/lib/pkixder.h => security/pkix/lib/pkixder.h rename : security/insanity/lib/pkixkey.cpp => security/pkix/lib/pkixkey.cpp rename : security/insanity/lib/pkixocsp.cpp => security/pkix/lib/pkixocsp.cpp rename : security/insanity/lib/pkixutil.h => security/pkix/lib/pkixutil.h rename : security/insanity/moz.build => security/pkix/moz.build rename : security/insanity/test/lib/moz.build => security/pkix/test/lib/moz.build rename : security/insanity/test/lib/pkixtestutil.cpp => security/pkix/test/lib/pkixtestutil.cpp rename : security/insanity/test/lib/pkixtestutil.h => security/pkix/test/lib/pkixtestutil.h
90 lines
3.1 KiB
C++
90 lines
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* Copyright 2013 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "pkix/pkix.h"
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#include <limits>
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#include <stdint.h>
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#include "cert.h"
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#include "cryptohi.h"
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#include "prerror.h"
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#include "secerr.h"
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namespace mozilla { namespace pkix {
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SECStatus
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VerifySignedData(const CERTSignedData* sd, const CERTCertificate* cert,
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void* pkcs11PinArg)
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{
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if (!sd || !sd->data.data || !sd->signatureAlgorithm.algorithm.data ||
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!sd->signature.data || !cert) {
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PR_NOT_REACHED("invalid args to VerifySignedData");
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PR_SetError(SEC_ERROR_INVALID_ARGS, 0);
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return SECFailure;
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}
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// See bug 921585.
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if (sd->data.len > static_cast<unsigned int>(std::numeric_limits<int>::max())) {
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PR_SetError(SEC_ERROR_INVALID_ARGS, 0);
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return SECFailure;
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}
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// convert sig->len from bit counts to byte count.
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SECItem sig = sd->signature;
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DER_ConvertBitString(&sig);
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// Use SECKEY_ExtractPublicKey instead of CERT_ExtractPublicKey because
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// CERT_ExtractPublicKey would try to do (EC)DSA parameter inheritance, using
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// the classic (wrong) NSS path building logic. We intentionally do not
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// support parameter inheritance.
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ScopedSECKEYPublicKey
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pubKey(SECKEY_ExtractPublicKey(&cert->subjectPublicKeyInfo));
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if (!pubKey) {
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return SECFailure;
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}
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SECOidTag hashAlg;
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if (VFY_VerifyDataWithAlgorithmID(sd->data.data, static_cast<int>(sd->data.len),
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pubKey.get(), &sig, &sd->signatureAlgorithm,
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&hashAlg, pkcs11PinArg) != SECSuccess) {
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return SECFailure;
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}
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// TODO: Ideally, we would do this check before we call
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// VFY_VerifyDataWithAlgorithmID. But, VFY_VerifyDataWithAlgorithmID gives us
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// the hash algorithm so it is more convenient to do things in this order.
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uint32_t policy;
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if (NSS_GetAlgorithmPolicy(hashAlg, &policy) != SECSuccess) {
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return SECFailure;
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}
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// XXX: I'm not sure why there isn't NSS_USE_ALG_IN_SSL_SIGNATURE, but there
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// isn't. Since we don't know the context in which we're being called, be as
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// strict as we can be given the NSS API that is available.
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static const uint32_t requiredPolicy = NSS_USE_ALG_IN_CERT_SIGNATURE |
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NSS_USE_ALG_IN_CMS_SIGNATURE;
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if ((policy & requiredPolicy) != requiredPolicy) {
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PR_SetError(SEC_ERROR_CERT_SIGNATURE_ALGORITHM_DISABLED, 0);
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return SECFailure;
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}
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return SECSuccess;
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}
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} } // namespace mozilla::pkix
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