content/child/webcrypto/openssl/rsa_ssa_openssl.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "content/child/webcrypto/openssl/rsa_hashed_algorithm_openssl.h"
   6 #include "content/child/webcrypto/openssl/rsa_sign_openssl.h"
   7 #include "content/child/webcrypto/status.h"
   8
   9 namespace content {
  10
  11 namespace webcrypto {
  12
  13 namespace {
  14
  15 class RsaSsaImplementation : public RsaHashedAlgorithm {
  16  public:
  17   RsaSsaImplementation()
  18       : RsaHashedAlgorithm(blink::WebCryptoKeyUsageVerify,
  19                            blink::WebCryptoKeyUsageSign) {}
  20
  21   const char* GetJwkAlgorithm(
  22       const blink::WebCryptoAlgorithmId hash) const override {
  23     switch (hash) {
  24       case blink::WebCryptoAlgorithmIdSha1:
  25         return "RS1";
  26       case blink::WebCryptoAlgorithmIdSha256:
  27         return "RS256";
  28       case blink::WebCryptoAlgorithmIdSha384:
  29         return "RS384";
  30       case blink::WebCryptoAlgorithmIdSha512:
  31         return "RS512";
  32       default:
  33         return NULL;
  34     }
  35   }
  36
  37   Status Sign(const blink::WebCryptoAlgorithm& algorithm,
  38               const blink::WebCryptoKey& key,
  39               const CryptoData& data,
  40               std::vector<uint8_t>* buffer) const override {
  41     return RsaSign(key, 0, data, buffer);
  42   }
  43
  44   Status Verify(const blink::WebCryptoAlgorithm& algorithm,
  45                 const blink::WebCryptoKey& key,
  46                 const CryptoData& signature,
  47                 const CryptoData& data,
  48                 bool* signature_match) const override {
  49     return RsaVerify(key, 0, signature, data, signature_match);
  50   }
  51 };
  52
  53 }  // namespace
  54
  55 AlgorithmImplementation* CreatePlatformRsaSsaImplementation() {
  56   return new RsaSsaImplementation;
  57 }
  58
  59 }  // namespace webcrypto
  60
  61 }  // namespace content