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| 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 "chrome/renderer/extensions/enterprise_platform_keys_natives.h" | |
| 6 | |
| 7 #include <string> | |
| 8 | |
| 9 #include "base/values.h" | |
| 10 #include "chrome/renderer/extensions/chrome_v8_context.h" | |
| 11 #include "content/public/renderer/v8_value_converter.h" | |
| 12 #include "third_party/WebKit/public/platform/WebCryptoAlgorithm.h" | |
| 13 #include "third_party/WebKit/public/platform/WebCryptoAlgorithmParams.h" | |
| 14 #include "third_party/WebKit/public/platform/WebString.h" | |
| 15 #include "third_party/WebKit/public/platform/WebVector.h" | |
| 16 #include "third_party/WebKit/public/web/WebCryptoNormalize.h" | |
| 17 | |
| 18 namespace extensions { | |
| 19 | |
| 20 namespace { | |
| 21 | |
| 22 bool StringToWebCryptoOperation(const std::string& str, | |
| 23 blink::WebCryptoOperation* op) { | |
| 24 if (str == "GenerateKey") { | |
| 25 *op = blink::WebCryptoOperationGenerateKey; | |
| 26 return true; | |
| 27 } | |
| 28 if (str == "Sign") { | |
| 29 *op = blink::WebCryptoOperationSign; | |
| 30 return true; | |
| 31 } | |
| 32 if (str == "Verify") { | |
| 33 *op = blink::WebCryptoOperationVerify; | |
| 34 return true; | |
| 35 } | |
| 36 return false; | |
| 37 } | |
| 38 | |
| 39 scoped_ptr<base::DictionaryValue> WebCryptoAlgorithmToBaseValue( | |
| 40 const blink::WebCryptoAlgorithm& algorithm) { | |
| 41 DCHECK(!algorithm.isNull()); | |
| 42 | |
| 43 scoped_ptr<base::DictionaryValue> dict(new base::DictionaryValue); | |
| 44 const blink::WebCryptoAlgorithmInfo* info = | |
| 45 blink::WebCryptoAlgorithm::lookupAlgorithmInfo(algorithm.id()); | |
| 46 dict->SetStringWithoutPathExpansion("name", info->name); | |
| 47 const blink::WebCryptoRsaHashedKeyGenParams* rsaHashedKeyGen = | |
| 48 algorithm.rsaHashedKeyGenParams(); | |
| 49 if (rsaHashedKeyGen) { | |
| 50 dict->SetIntegerWithoutPathExpansion("modulusLength", | |
| 51 rsaHashedKeyGen->modulusLengthBits()); | |
| 52 const blink::WebVector<unsigned char>& public_exponent = | |
| 53 rsaHashedKeyGen->publicExponent(); | |
| 54 dict->SetWithoutPathExpansion( | |
| 55 "publicExponent", | |
| 56 base::BinaryValue::CreateWithCopiedBuffer( | |
| 57 reinterpret_cast<const char*>(public_exponent.data()), | |
| 58 public_exponent.size())); | |
| 59 | |
| 60 const blink::WebCryptoAlgorithm& hash = rsaHashedKeyGen->hash(); | |
| 61 DCHECK(!hash.isNull()); | |
| 62 const blink::WebCryptoAlgorithmInfo* hash_info = | |
| 63 blink::WebCryptoAlgorithm::lookupAlgorithmInfo(hash.id()); | |
| 64 | |
| 65 scoped_ptr<base::DictionaryValue> hash_dict(new base::DictionaryValue); | |
| 66 hash_dict->SetStringWithoutPathExpansion("name", hash_info->name); | |
| 67 dict->SetWithoutPathExpansion("hash", hash_dict.release()); | |
| 68 } | |
| 69 // Otherwise, |algorithm| is missing support here or no parameters were | |
| 70 // required. | |
| 71 return dict.Pass(); | |
| 72 } | |
| 73 | |
| 74 } // namespace | |
| 75 | |
| 76 EnterprisePlatformKeysNatives::EnterprisePlatformKeysNatives( | |
| 77 ScriptContext* context) | |
| 78 : ObjectBackedNativeHandler(context) { | |
| 79 RouteFunction("NormalizeAlgorithm", | |
| 80 base::Bind(&EnterprisePlatformKeysNatives::NormalizeAlgorithm, | |
| 81 base::Unretained(this))); | |
| 82 } | |
| 83 | |
| 84 void EnterprisePlatformKeysNatives::NormalizeAlgorithm( | |
| 85 const v8::FunctionCallbackInfo<v8::Value>& call_info) { | |
| 86 DCHECK_EQ(call_info.Length(), 2); | |
| 87 DCHECK(call_info[0]->IsObject()); | |
| 88 DCHECK(call_info[1]->IsString()); | |
| 89 | |
| 90 blink::WebCryptoOperation operation; | |
| 91 if (!StringToWebCryptoOperation(*v8::String::Utf8Value(call_info[1]), | |
| 92 &operation)) { | |
| 93 return; | |
| 94 } | |
| 95 | |
| 96 blink::WebString error_details; | |
| 97 int exception_code = 0; | |
| 98 | |
| 99 blink::WebCryptoAlgorithm algorithm = blink::normalizeCryptoAlgorithm( | |
| 100 v8::Local<v8::Object>::Cast(call_info[0]), operation, &exception_code, | |
| 101 &error_details, call_info.GetIsolate()); | |
| 102 | |
| 103 scoped_ptr<base::DictionaryValue> algorithm_dict; | |
| 104 if (!algorithm.isNull()) | |
| 105 algorithm_dict = WebCryptoAlgorithmToBaseValue(algorithm); | |
| 106 | |
| 107 if (!algorithm_dict) | |
| 108 return; | |
| 109 | |
| 110 scoped_ptr<content::V8ValueConverter> converter( | |
| 111 content::V8ValueConverter::create()); | |
| 112 call_info.GetReturnValue().Set( | |
| 113 converter->ToV8Value(algorithm_dict.get(), context()->v8_context())); | |
| 114 } | |
| 115 | |
| 116 } // namespace extensions | |
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Chromium Code Reviews
Issue 847333004:
Move parts from enterprise.platformKeysInternal to platformKeysInternal for reuse. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@cert_idl