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https://github.com/reactos/CMake.git
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81 lines
2.6 KiB
C++
81 lines
2.6 KiB
C++
/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
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file Copyright.txt or https://cmake.org/licensing for details. */
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#include "cmPipeConnection.h"
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#include "cmConfigure.h"
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#include "cmServer.h"
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cmPipeConnection::cmPipeConnection(const std::string& name,
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cmConnectionBufferStrategy* bufferStrategy)
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: cmEventBasedConnection(bufferStrategy)
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, PipeName(name)
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{
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}
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void cmPipeConnection::Connect(uv_stream_t* server)
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{
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if (this->ClientPipe) {
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// Accept and close all pipes but the first:
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uv_pipe_t* rejectPipe = new uv_pipe_t();
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uv_pipe_init(this->Server->GetLoop(), rejectPipe, 0);
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uv_accept(server, reinterpret_cast<uv_stream_t*>(rejectPipe));
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uv_close(reinterpret_cast<uv_handle_t*>(rejectPipe), &on_close_delete);
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return;
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}
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this->ClientPipe = new uv_pipe_t();
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uv_pipe_init(this->Server->GetLoop(), this->ClientPipe, 0);
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this->ClientPipe->data = static_cast<cmEventBasedConnection*>(this);
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auto client = reinterpret_cast<uv_stream_t*>(this->ClientPipe);
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if (uv_accept(server, client) != 0) {
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uv_close(reinterpret_cast<uv_handle_t*>(client), &on_close_delete);
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this->ClientPipe = CM_NULLPTR;
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return;
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}
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this->ReadStream = client;
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this->WriteStream = client;
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uv_read_start(this->ReadStream, on_alloc_buffer, on_read);
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Server->OnConnected(this);
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}
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bool cmPipeConnection::OnServeStart(std::string* errorMessage)
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{
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this->ServerPipe = new uv_pipe_t();
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uv_pipe_init(this->Server->GetLoop(), this->ServerPipe, 0);
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this->ServerPipe->data = static_cast<cmEventBasedConnection*>(this);
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int r;
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if ((r = uv_pipe_bind(this->ServerPipe, this->PipeName.c_str())) != 0) {
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*errorMessage = std::string("Internal Error with ") + this->PipeName +
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": " + uv_err_name(r);
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return false;
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}
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auto serverStream = reinterpret_cast<uv_stream_t*>(this->ServerPipe);
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if ((r = uv_listen(serverStream, 1, on_new_connection)) != 0) {
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*errorMessage = std::string("Internal Error listening on ") +
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this->PipeName + ": " + uv_err_name(r);
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return false;
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}
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return cmConnection::OnServeStart(errorMessage);
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}
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bool cmPipeConnection::OnConnectionShuttingDown()
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{
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if (this->ClientPipe) {
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uv_close(reinterpret_cast<uv_handle_t*>(this->ClientPipe),
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&on_close_delete);
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this->WriteStream->data = nullptr;
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}
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uv_close(reinterpret_cast<uv_handle_t*>(this->ServerPipe), &on_close_delete);
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this->ClientPipe = nullptr;
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this->ServerPipe = nullptr;
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this->WriteStream = nullptr;
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this->ReadStream = nullptr;
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return cmConnection::OnConnectionShuttingDown();
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}
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