mirror of https://github.com/grpc/grpc.git
murgatroid99
8 years ago
parent
9e90d22ab7
commit
a053f23b1d
15 changed files with 235 additions and 123 deletions
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <node.h> |
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#include <nan.h> |
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#include <grpc/slice.h> |
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#include <grpc/support/alloc.h> |
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#include "slice.h" |
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#include "byte_buffer.h" |
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namespace grpc { |
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namespace node { |
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using Nan::Persistent; |
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using v8::Local; |
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using v8::String; |
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using v8::Value; |
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namespace { |
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void SliceFreeCallback(char *data, void *hint) { |
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grpc_slice *slice = reinterpret_cast<grpc_slice*>(hint); |
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grpc_slice_unref(*slice); |
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delete slice; |
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} |
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void string_destroy_func(void *user_data) { |
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delete reinterpret_cast<Nan::Utf8String*>(user_data); |
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} |
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void buffer_destroy_func(void *user_data) { |
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delete reinterpret_cast<PersistentValue*>(user_data); |
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} |
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} // namespace
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grpc_slice CreateSliceFromString(const Local<String> source) { |
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Nan::HandleScope scope; |
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Nan::Utf8String *utf8_value = new Nan::Utf8String(source); |
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return grpc_slice_new_with_user_data(**utf8_value, source->Length(), |
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string_destroy_func, utf8_value); |
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} |
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grpc_slice CreateSliceFromBuffer(const Local<Value> source) { |
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// Prerequisite: ::node::Buffer::HasInstance(source)
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Nan::HandleScope scope; |
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return grpc_slice_new_with_user_data(::node::Buffer::Data(source), |
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::node::Buffer::Length(source), |
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buffer_destroy_func, |
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new PersistentValue(source)); |
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} |
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Local<String> CopyStringFromSlice(const grpc_slice slice) { |
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Nan::EscapableHandleScope scope; |
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if (GRPC_SLICE_LENGTH(slice) == 0) { |
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return scope.Escape(Nan::EmptyString()); |
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} |
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return scope.Escape(Nan::New<String>( |
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const_cast<char *>(reinterpret_cast<const char *>(GRPC_SLICE_START_PTR(slice))), |
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GRPC_SLICE_LENGTH(slice)).ToLocalChecked()); |
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} |
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Local<Value> CreateBufferFromSlice(const grpc_slice slice) { |
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Nan::EscapableHandleScope scope; |
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grpc_slice *slice_ptr = new grpc_slice; |
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*slice_ptr = grpc_slice_ref(slice); |
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return scope.Escape(MakeFastBuffer(Nan::NewBuffer( |
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const_cast<char *>(reinterpret_cast<const char *>(GRPC_SLICE_START_PTR(*slice_ptr))), |
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GRPC_SLICE_LENGTH(*slice_ptr), SliceFreeCallback, slice_ptr).ToLocalChecked())); |
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} |
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} // namespace node
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} // namespace grpc
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@ -0,0 +1,52 @@ |
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/*
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* |
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* Copyright 2016, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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|
* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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|
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <node.h> |
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#include <nan.h> |
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#include <grpc/slice.h> |
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namespace grpc { |
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namespace node { |
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typedef Nan::Persistent<v8::Value, Nan::CopyablePersistentTraits<v8::Value>> PersistentValue; |
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grpc_slice CreateSliceFromString(const v8::Local<v8::String> source); |
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grpc_slice CreateSliceFromBuffer(const v8::Local<v8::Value> source); |
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v8::Local<v8::String> CopyStringFromSlice(const grpc_slice slice); |
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v8::Local<v8::Value> CreateBufferFromSlice(const grpc_slice slice); |
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} // namespace node
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} // namespace grpc
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