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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 "cmServerConnection.h"
#include "cmServer.h"
#include "cmServerDictionary.h"
cmStdIoConnection::cmStdIoConnection(
cmConnectionBufferStrategy* bufferStrategy)
: cmEventBasedConnection(bufferStrategy)
, Input()
, Output()
{
}
void cmStdIoConnection::SetServer(cmServerBase* s)
{
cmConnection::SetServer(s);
if (uv_guess_handle(1) == UV_TTY) {
usesTty = true;
this->Input.tty = new uv_tty_t();
uv_tty_init(this->Server->GetLoop(), this->Input.tty, 0, 1);
uv_tty_set_mode(this->Input.tty, UV_TTY_MODE_NORMAL);
this->Input.tty->data = static_cast<cmEventBasedConnection*>(this);
this->ReadStream = reinterpret_cast<uv_stream_t*>(this->Input.tty);
this->Output.tty = new uv_tty_t();
uv_tty_init(this->Server->GetLoop(), this->Output.tty, 1, 0);
uv_tty_set_mode(this->Output.tty, UV_TTY_MODE_NORMAL);
this->Output.tty->data = static_cast<cmEventBasedConnection*>(this);
this->WriteStream = reinterpret_cast<uv_stream_t*>(this->Output.tty);
} else {
usesTty = false;
this->Input.pipe = new uv_pipe_t();
uv_pipe_init(this->Server->GetLoop(), this->Input.pipe, 0);
uv_pipe_open(this->Input.pipe, 0);
this->Input.pipe->data = static_cast<cmEventBasedConnection*>(this);
this->ReadStream = reinterpret_cast<uv_stream_t*>(this->Input.pipe);
this->Output.pipe = new uv_pipe_t();
uv_pipe_init(this->Server->GetLoop(), this->Output.pipe, 0);
uv_pipe_open(this->Output.pipe, 1);
this->Output.pipe->data = static_cast<cmEventBasedConnection*>(this);
this->WriteStream = reinterpret_cast<uv_stream_t*>(this->Output.pipe);
}
}
bool cmStdIoConnection::OnServeStart(std::string* pString)
{
uv_read_start(this->ReadStream, on_alloc_buffer, on_read);
Server->OnConnected(this);
return cmConnection::OnServeStart(pString);
}
bool cmStdIoConnection::OnConnectionShuttingDown()
{
cmEventBasedConnection::OnConnectionShuttingDown();
if (usesTty) {
uv_read_stop(reinterpret_cast<uv_stream_t*>(this->Input.tty));
uv_close(reinterpret_cast<uv_handle_t*>(this->Input.tty),
&on_close_delete<uv_tty_t>);
uv_close(reinterpret_cast<uv_handle_t*>(this->Output.tty),
&on_close_delete<uv_tty_t>);
} else {
uv_close(reinterpret_cast<uv_handle_t*>(this->Input.pipe),
&on_close_delete<uv_pipe_t>);
uv_close(reinterpret_cast<uv_handle_t*>(this->Output.pipe),
&on_close_delete<uv_pipe_t>);
}
return true;
}
cmServerPipeConnection::cmServerPipeConnection(const std::string& name)
: cmPipeConnection(name, new cmServerBufferStrategy)
{
}
cmServerStdIoConnection::cmServerStdIoConnection()
: cmStdIoConnection(new cmServerBufferStrategy)
{
}
cmConnectionBufferStrategy::~cmConnectionBufferStrategy()
{
}
void cmConnectionBufferStrategy::clear()
{
}
std::string cmServerBufferStrategy::BufferMessage(std::string& RawReadBuffer)
{
for (;;) {
auto needle = RawReadBuffer.find('\n');
if (needle == std::string::npos) {
return "";
}
std::string line = RawReadBuffer.substr(0, needle);
const auto ls = line.size();
if (ls > 1 && line.at(ls - 1) == '\r') {
line.erase(ls - 1, 1);
}
RawReadBuffer.erase(RawReadBuffer.begin(),
RawReadBuffer.begin() + static_cast<long>(needle) + 1);
if (line == kSTART_MAGIC) {
RequestBuffer.clear();
continue;
}
if (line == kEND_MAGIC) {
std::string rtn;
rtn.swap(this->RequestBuffer);
return rtn;
}
this->RequestBuffer += line;
this->RequestBuffer += "\n";
}
}
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