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/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#include "cmPipeConnection.h"
#include <algorithm>
#include "cmServer.h"
cmPipeConnection::cmPipeConnection(const std::string& name,
cmConnectionBufferStrategy* bufferStrategy)
: cmEventBasedConnection(bufferStrategy)
, PipeName(name)
{
}
void cmPipeConnection::Connect(uv_stream_t* server)
{
if (this->WriteStream.get()) {
// Accept and close all pipes but the first:
cm::uv_pipe_ptr rejectPipe;
rejectPipe.init(*this->Server->GetLoop(), 0);
uv_accept(server, rejectPipe);
return;
}
cm::uv_pipe_ptr ClientPipe;
ClientPipe.init(*this->Server->GetLoop(), 0,
static_cast<cmEventBasedConnection*>(this));
if (uv_accept(server, ClientPipe) != 0) {
return;
}
uv_read_start(ClientPipe, on_alloc_buffer, on_read);
WriteStream = std::move(ClientPipe);
Server->OnConnected(this);
}
bool cmPipeConnection::OnServeStart(std::string* errorMessage)
{
this->ServerPipe.init(*this->Server->GetLoop(), 0,
static_cast<cmEventBasedConnection*>(this));
int r;
if ((r = uv_pipe_bind(this->ServerPipe, this->PipeName.c_str())) != 0) {
*errorMessage = std::string("Internal Error with ") + this->PipeName +
": " + uv_err_name(r);
return false;
}
if ((r = uv_listen(this->ServerPipe, 1, on_new_connection)) != 0) {
*errorMessage = std::string("Internal Error listening on ") +
this->PipeName + ": " + uv_err_name(r);
return false;
}
return cmConnection::OnServeStart(errorMessage);
}
bool cmPipeConnection::OnConnectionShuttingDown()
{
if (this->WriteStream.get()) {
this->WriteStream->data = nullptr;
}
this->ServerPipe.reset();
return cmEventBasedConnection::OnConnectionShuttingDown();
}
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