[webcrypto] Remove RSA-ES support (2 of 3)

content/child/webcrypto/platform_crypto.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_CHILD_WEBCRYPTO_PLATFORM_CRYPTO_H_
 #define CONTENT_CHILD_WEBCRYPTO_PLATFORM_CRYPTO_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 79 matching lines @@
 //  * |tag_length_bits| is one of {32, 64, 96, 104, 112, 120, 128}
 Status EncryptDecryptAesGcm(EncryptOrDecrypt mode,
                             SymKey* key,
                             const CryptoData& data,
                             const CryptoData& iv,
                             const CryptoData& additional_data,
                             unsigned int tag_length_bits,
                             std::vector<uint8>* buffer);
 
 // Preconditions:
-//  * |key| is non-null.
-//  * |data| is not empty.
-Status EncryptRsaEsPkcs1v1_5(PublicKey* key,
-                             const CryptoData& data,
-                             std::vector<uint8>* buffer);
-
-// Preconditions:
-//  * |key| is non-null.
-Status DecryptRsaEsPkcs1v1_5(PrivateKey* key,
-                             const CryptoData& data,
-                             std::vector<uint8>* buffer);
-
-// Preconditions:
 //  * |key| is non-null
 //  * |hash| is a digest algorithm
 //  * |label| MAY be empty (e.g. 0 bytes long).
 Status EncryptRsaOaep(PublicKey* key,
                       const blink::WebCryptoAlgorithm& hash,
                       const CryptoData& label,
                       const CryptoData& data,
                       std::vector<uint8>* buffer);
 
 // Preconditions:
@@ skipping 51 matching lines @@
 Status GenerateSecretKey(const blink::WebCryptoAlgorithm& algorithm,
                          bool extractable,
                          blink::WebCryptoKeyUsageMask usage_mask,
                          unsigned keylen_bytes,
                          blink::WebCryptoKey* key);
 
 // Preconditions:
 //  * algorithm.id() is for an RSA algorithm.
 //  * public_exponent, modulus_length_bits and hash_or_null are the same as what
 //    is in algorithm. They are split out for convenience.
-//  * hash_or_null.isNull() may be true if a hash is not applicable to the
-//    algorithm
 //  * modulus_length_bits is not 0
 //  * public_exponent is not empty.
 Status GenerateRsaKeyPair(const blink::WebCryptoAlgorithm& algorithm,
                           bool extractable,
                           blink::WebCryptoKeyUsageMask usage_mask,
                           unsigned int modulus_length_bits,
                           const CryptoData& public_exponent,
-                          const blink::WebCryptoAlgorithm& hash,
                           blink::WebCryptoKey* public_key,
                           blink::WebCryptoKey* private_key);
 
 // Preconditions:
 //  * |key| is non-null.
 //  * |algorithm.id()| is for a symmetric key algorithm.
 //  * For AES algorithms |key_data| is either 16, 24, or 32 bytes long.
 // Note that this may be called from target Blink thread.
 Status ImportKeyRaw(const blink::WebCryptoAlgorithm& algorithm,
                     const CryptoData& key_data,
@@ skipping 101 matching lines @@
 // when the input |data| does not directly represent a key and should instead be
 // interpreted as generic bytes.
 // Preconditions:
 //  * |key| is non-null
 //  * |data| is at least 24 bytes and a multiple of 8 bytes
 //  * |buffer| is non-null.
 Status DecryptAesKw(SymKey* key,
                     const CryptoData& data,
                     std::vector<uint8>* buffer);
 
-// Preconditions:
-//  * |key| is non-null
-//  * |wrapping_key| is non-null
-Status WrapSymKeyRsaEs(SymKey* key,
-                       PublicKey* wrapping_key,
-                       std::vector<uint8>* buffer);
-
-// Preconditions:
-//  * |wrapping_key| is non-null
-//  * |key| is non-null
-//  * |algorithm.id()| is for a symmetric key algorithm.
-Status UnwrapSymKeyRsaEs(const CryptoData& wrapped_key_data,
-                         PrivateKey* wrapping_key,
-                         const blink::WebCryptoAlgorithm& algorithm,
-                         bool extractable,
-                         blink::WebCryptoKeyUsageMask usage_mask,
-                         blink::WebCryptoKey* key);
-
 }  // namespace platform
 
 }  // namespace webcrypto
 
 }  // namespace content
 
 #endif  // CONTENT_CHILD_WEBCRYPTO_PLATFORM_CRYPTO_H_