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52 lines
1.9 KiB
52 lines
1.9 KiB
/* |
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* Copyright 2016 The Android Open Source Project |
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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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template <typename T, void (*F)(T*)> struct UniquePtrDeleter { |
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void operator()(T* p) const { F(p); } |
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}; |
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typedef UniquePtrDeleter<EVP_PKEY, EVP_PKEY_free> EVP_PKEY_Delete; |
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#define MAKE_OPENSSL_PTR_TYPE(type) \ |
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typedef std::unique_ptr<type, UniquePtrDeleter<type, type##_free>> type##_Ptr; |
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MAKE_OPENSSL_PTR_TYPE(ASN1_OBJECT) |
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MAKE_OPENSSL_PTR_TYPE(EVP_PKEY) |
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MAKE_OPENSSL_PTR_TYPE(RSA) |
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MAKE_OPENSSL_PTR_TYPE(X509) |
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MAKE_OPENSSL_PTR_TYPE(BN_CTX) |
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typedef std::unique_ptr<BIGNUM, UniquePtrDeleter<BIGNUM, BN_free>> BIGNUM_Ptr; |
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inline const EVP_MD* openssl_digest(android::hardware::keymaster::V3_0::Digest digest) { |
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switch (digest) { |
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case android::hardware::keymaster::V3_0::Digest::NONE: |
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return nullptr; |
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case android::hardware::keymaster::V3_0::Digest::MD5: |
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return EVP_md5(); |
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case android::hardware::keymaster::V3_0::Digest::SHA1: |
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return EVP_sha1(); |
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case android::hardware::keymaster::V3_0::Digest::SHA_2_224: |
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return EVP_sha224(); |
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case android::hardware::keymaster::V3_0::Digest::SHA_2_256: |
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return EVP_sha256(); |
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case android::hardware::keymaster::V3_0::Digest::SHA_2_384: |
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return EVP_sha384(); |
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case android::hardware::keymaster::V3_0::Digest::SHA_2_512: |
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return EVP_sha512(); |
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} |
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return nullptr; |
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}
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