mirror of https://github.com/nodejs/node.git
62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
#include <assert.h>
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#include <node.h>
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#include <openssl/md5.h>
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#include <openssl/rand.h>
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#include <openssl/ssl.h>
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namespace {
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inline void RandomBytes(const v8::FunctionCallbackInfo<v8::Value>& info) {
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assert(info[0]->IsArrayBufferView());
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auto view = info[0].As<v8::ArrayBufferView>();
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auto byte_offset = view->ByteOffset();
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auto byte_length = view->ByteLength();
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assert(view->HasBuffer());
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auto buffer = view->Buffer();
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auto contents = buffer->GetBackingStore();
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auto data = static_cast<unsigned char*>(contents->Data()) + byte_offset;
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assert(RAND_poll());
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auto rval = RAND_bytes(data, static_cast<int>(byte_length));
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info.GetReturnValue().Set(rval > 0);
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}
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inline void Hash(const v8::FunctionCallbackInfo<v8::Value>& info) {
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assert(info[0]->IsArrayBufferView());
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auto view = info[0].As<v8::ArrayBufferView>();
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auto byte_offset = view->ByteOffset();
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auto len = view->ByteLength();
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assert(view->HasBuffer());
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auto buffer = view->Buffer();
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auto contents = buffer->GetBackingStore();
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auto data = static_cast<unsigned char*>(contents->Data()) + byte_offset;
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unsigned char md[MD5_DIGEST_LENGTH];
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MD5_CTX c;
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auto rval = MD5_Init(&c) && MD5_Update(&c, data, len) && MD5_Final(md, &c);
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info.GetReturnValue().Set(rval > 0);
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}
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inline void Initialize(v8::Local<v8::Object> exports,
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v8::Local<v8::Value> module,
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v8::Local<v8::Context> context) {
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auto isolate = context->GetIsolate();
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auto key = v8::String::NewFromUtf8(
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isolate, "randomBytes").ToLocalChecked();
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auto value = v8::FunctionTemplate::New(isolate, RandomBytes)
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->GetFunction(context)
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.ToLocalChecked();
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assert(exports->Set(context, key, value).IsJust());
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const SSL_METHOD* method = TLSv1_2_server_method();
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assert(method != nullptr);
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key = v8::String::NewFromUtf8(isolate, "hash").ToLocalChecked();
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value = v8::FunctionTemplate::New(isolate, Hash)
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->GetFunction(context)
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.ToLocalChecked();
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assert(exports->Set(context, key, value).IsJust());
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}
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} // anonymous namespace
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NODE_MODULE_CONTEXT_AWARE(NODE_GYP_MODULE_NAME, Initialize)
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