313 lines
12 KiB
C++
313 lines
12 KiB
C++
#include "views/view_tty_console.hpp"
|
|
|
|
#include <imgui_internal.h>
|
|
|
|
#include <hex/helpers/utils.hpp>
|
|
|
|
namespace hex::plugin::windows {
|
|
|
|
ViewTTYConsole::ViewTTYConsole() : View("hex.windows.view.tty_console.name") {
|
|
this->m_comPorts = getAvailablePorts();
|
|
this->m_transmitDataBuffer.resize(0xFFF, 0x00);
|
|
this->m_receiveDataBuffer.reserve(0xFFF);
|
|
this->m_receiveDataBuffer.push_back(0x00);
|
|
}
|
|
|
|
ViewTTYConsole::~ViewTTYConsole() {
|
|
|
|
}
|
|
|
|
void ViewTTYConsole::drawContent() {
|
|
if (ImGui::Begin(View::toWindowName("hex.windows.view.tty_console.name").c_str(), &this->getWindowOpenState())) {
|
|
|
|
ImGui::TextUnformatted("hex.windows.view.tty_console.config"_lang);
|
|
ImGui::Separator();
|
|
|
|
bool connected = this->m_portHandle != INVALID_HANDLE_VALUE;
|
|
|
|
ImGui::PushItemFlag(ImGuiItemFlags_Disabled, connected);
|
|
ImGui::PushStyleVar(ImGuiStyleVar_Alpha, connected ? 0.5F : 1.0F);
|
|
|
|
ImGui::Combo("hex.windows.view.tty_console.port"_lang, &this->m_selectedPort, [](void* data, int idx, const char** out_text) -> bool {
|
|
auto &ports = *static_cast<std::vector<std::pair<std::string, std::string>>*>(data);
|
|
|
|
*out_text = ports[idx].first.c_str();
|
|
return true;
|
|
}, &this->m_comPorts, this->m_comPorts.size());
|
|
|
|
ImGui::SameLine();
|
|
if (ImGui::Button("hex.windows.view.tty_console.reload"_lang))
|
|
this->m_comPorts = getAvailablePorts();
|
|
|
|
ImGui::Combo("hex.windows.view.tty_console.baud"_lang, &this->m_selectedBaudRate, [](void* data, int idx, const char** out_text) -> bool {
|
|
*out_text = ViewTTYConsole::BaudRates[idx];
|
|
return true;
|
|
}, nullptr, ViewTTYConsole::BaudRates.size());
|
|
|
|
ImGui::Combo("hex.windows.view.tty_console.num_bits"_lang, &this->m_selectedNumBits, [](void* data, int idx, const char** out_text) -> bool {
|
|
*out_text = ViewTTYConsole::NumBits[idx];
|
|
return true;
|
|
}, nullptr, ViewTTYConsole::NumBits.size());
|
|
|
|
ImGui::Combo("hex.windows.view.tty_console.stop_bits"_lang, &this->m_selectedStopBits, [](void* data, int idx, const char** out_text) -> bool {
|
|
*out_text = ViewTTYConsole::StopBits[idx];
|
|
return true;
|
|
}, nullptr, ViewTTYConsole::StopBits.size());
|
|
|
|
ImGui::Combo("hex.windows.view.tty_console.parity_bits"_lang, &this->m_selectedParityBits, [](void* data, int idx, const char** out_text) -> bool {
|
|
*out_text = ViewTTYConsole::ParityBits[idx];
|
|
return true;
|
|
}, nullptr, ViewTTYConsole::ParityBits.size());
|
|
|
|
ImGui::Checkbox("hex.windows.view.tty_console.cts"_lang, &this->m_hasCTSFlowControl);
|
|
|
|
ImGui::PopStyleVar();
|
|
ImGui::PopItemFlag();
|
|
|
|
ImGui::NewLine();
|
|
|
|
if (this->m_portHandle == INVALID_HANDLE_VALUE) {
|
|
if (ImGui::Button("hex.windows.view.tty_console.connect"_lang))
|
|
if (!this->connect())
|
|
View::showErrorPopup("hex.windows.view.tty_console.connect_error"_lang);
|
|
} else {
|
|
if (ImGui::Button("hex.windows.view.tty_console.disconnect"_lang))
|
|
this->disconnect();
|
|
}
|
|
|
|
ImGui::NewLine();
|
|
|
|
if (ImGui::Button("hex.windows.view.tty_console.clear"_lang)) {
|
|
std::scoped_lock lock(this->m_receiveBufferMutex);
|
|
|
|
this->m_receiveDataBuffer.clear();
|
|
this->m_wrapPositions.clear();
|
|
}
|
|
|
|
ImGui::SameLine();
|
|
|
|
ImGui::Checkbox("hex.windows.view.tty_console.auto_scroll"_lang, &this->m_shouldAutoScroll);
|
|
|
|
ImGui::NewLine();
|
|
ImGui::TextUnformatted("hex.windows.view.tty_console.console"_lang);
|
|
ImGui::Separator();
|
|
|
|
auto consoleSize = ImGui::GetContentRegionAvail();
|
|
consoleSize.y -= ImGui::GetTextLineHeight() + ImGui::GetStyle().FramePadding.y * 4;
|
|
if (ImGui::BeginChild("##scrolling", consoleSize, true, ImGuiWindowFlags_HorizontalScrollbar)) {
|
|
ImGuiListClipper clipper;
|
|
clipper.Begin(this->m_wrapPositions.size(), ImGui::GetTextLineHeight());
|
|
|
|
ImGui::PushStyleVar(ImGuiStyleVar_ItemSpacing, ImVec2(4, 1));
|
|
while (clipper.Step()) {
|
|
std::scoped_lock lock(this->m_receiveBufferMutex);
|
|
|
|
for (u32 i = clipper.DisplayStart + 1; i < clipper.DisplayEnd; i++) {
|
|
ImGui::TextUnformatted(this->m_receiveDataBuffer.data() + this->m_wrapPositions[i - 1], this->m_receiveDataBuffer.data() + this->m_wrapPositions[i]);
|
|
}
|
|
|
|
if (!this->m_receiveDataBuffer.empty() && !this->m_wrapPositions.empty())
|
|
if (clipper.DisplayEnd >= this->m_wrapPositions.size() - 1)
|
|
ImGui::TextUnformatted(this->m_receiveDataBuffer.data() + this->m_wrapPositions.back());
|
|
|
|
if (this->m_shouldAutoScroll && ImGui::GetScrollY() >= ImGui::GetScrollMaxY()) {
|
|
ImGui::SetScrollHereY(0.0F);
|
|
}
|
|
}
|
|
ImGui::PopStyleVar();
|
|
|
|
}
|
|
ImGui::EndChild();
|
|
|
|
ImGui::PushItemWidth(-1);
|
|
if (ImGui::InputText("##transmit", this->m_transmitDataBuffer.data(), this->m_transmitDataBuffer.size() - 2, ImGuiInputTextFlags_EnterReturnsTrue)) {
|
|
auto size = strlen(this->m_transmitDataBuffer.data());
|
|
|
|
this->m_transmitDataBuffer[size + 0] = '\n';
|
|
this->m_transmitDataBuffer[size + 1] = 0x00;
|
|
|
|
this->transmitData(this->m_transmitDataBuffer);
|
|
ImGui::SetKeyboardFocusHere(0);
|
|
}
|
|
ImGui::PopItemWidth();
|
|
|
|
if (ImGui::IsMouseReleased(ImGuiMouseButton_Right) && ImGui::IsItemHovered() && this->m_portHandle != INVALID_HANDLE_VALUE && !this->m_transmitting)
|
|
ImGui::OpenPopup("ConsoleMenu");
|
|
|
|
if (ImGui::BeginPopup("ConsoleMenu")) {
|
|
|
|
static std::vector<char> buffer(2, 0x00);
|
|
if (ImGui::MenuItem("hex.windows.view.tty_console.send_etx"_lang, "CTRL + C")) {
|
|
buffer[0] = 0x03;
|
|
this->transmitData(buffer);
|
|
}
|
|
if (ImGui::MenuItem("hex.windows.view.tty_console.send_eot"_lang, "CTRL + D")) {
|
|
buffer[0] = 0x04;
|
|
this->transmitData(buffer);
|
|
}
|
|
if (ImGui::MenuItem("hex.windows.view.tty_console.send_sub"_lang, "CTRL + Z")) {
|
|
buffer[0] = 0x1A;
|
|
this->transmitData(buffer);
|
|
}
|
|
|
|
ImGui::EndPopup();
|
|
}
|
|
|
|
}
|
|
ImGui::End();
|
|
}
|
|
|
|
std::vector<std::pair<std::string, std::string>> ViewTTYConsole::getAvailablePorts() {
|
|
std::vector<std::pair<std::string, std::string>> result;
|
|
std::vector<char> buffer(0xFFF, 0x00);
|
|
|
|
for (u16 portNumber = 0; portNumber <= 255; portNumber++) {
|
|
std::string port = "COM" + std::to_string(portNumber);
|
|
|
|
if (::QueryDosDevice(port.c_str(), buffer.data(), buffer.size()) != 0) {
|
|
result.emplace_back(port, buffer.data());
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
bool ViewTTYConsole::connect() {
|
|
if(this->m_comPorts.size() == 0 || this->m_selectedPort >= this->m_comPorts.size()) {
|
|
View::showErrorPopup("hex.windows.view.tty_console.no_available_port"_lang);
|
|
return true; // If false, connect_error error popup will override this error popup
|
|
}
|
|
this->m_portHandle = ::CreateFile(("\\\\.\\" + this->m_comPorts[this->m_selectedPort].first).c_str(),
|
|
GENERIC_READ | GENERIC_WRITE,
|
|
0,
|
|
nullptr,
|
|
OPEN_EXISTING,
|
|
FILE_FLAG_OVERLAPPED,
|
|
nullptr);
|
|
|
|
if (this->m_portHandle == INVALID_HANDLE_VALUE)
|
|
return false;
|
|
|
|
auto closeHandle = SCOPE_GUARD { CloseHandle(this->m_portHandle); };
|
|
|
|
if(!::SetupComm(this->m_portHandle, 10000, 10000))
|
|
return false;
|
|
|
|
DCB serialParams;
|
|
serialParams.DCBlength = sizeof(DCB);
|
|
|
|
if (!::GetCommState(this->m_portHandle, &serialParams))
|
|
return false;
|
|
|
|
serialParams.BaudRate = std::stoi(ViewTTYConsole::BaudRates[this->m_selectedBaudRate]);
|
|
serialParams.ByteSize = std::stoi(ViewTTYConsole::NumBits[this->m_selectedNumBits]);
|
|
serialParams.StopBits = this->m_selectedStopBits;
|
|
serialParams.Parity = this->m_selectedParityBits;
|
|
serialParams.fOutxCtsFlow = this->m_hasCTSFlowControl;
|
|
|
|
if (!::SetCommState(this->m_portHandle, &serialParams))
|
|
return false;
|
|
|
|
COMMTIMEOUTS timeouts;
|
|
timeouts.ReadIntervalTimeout = 500;
|
|
timeouts.ReadTotalTimeoutConstant = 500;
|
|
timeouts.ReadTotalTimeoutMultiplier = 100;
|
|
timeouts.WriteTotalTimeoutConstant = 500;
|
|
timeouts.WriteTotalTimeoutMultiplier = 100;
|
|
|
|
if (!::SetCommTimeouts(this->m_portHandle, &timeouts))
|
|
return false;
|
|
|
|
closeHandle.release();
|
|
|
|
this->m_receiveThread = std::jthread([this](const std::stop_token &token) {
|
|
bool waitingOnRead = false;
|
|
OVERLAPPED overlapped = { 0 };
|
|
|
|
overlapped.hEvent = ::CreateEvent(nullptr, true, false, nullptr);
|
|
ON_SCOPE_EXIT { ::CloseHandle(&overlapped); };
|
|
|
|
auto addByte = [this](char byte) {
|
|
std::scoped_lock lock(this->m_receiveBufferMutex);
|
|
|
|
if (byte >= 0x20 && byte <= 0x7E) {
|
|
this->m_receiveDataBuffer.back() = byte;
|
|
this->m_receiveDataBuffer.push_back(0x00);
|
|
} else if (byte == '\n' || byte == '\r') {
|
|
if (this->m_receiveDataBuffer.empty())
|
|
return;
|
|
|
|
u32 wrapPos = this->m_receiveDataBuffer.size() - 1;
|
|
|
|
if (this->m_wrapPositions.empty() || this->m_wrapPositions.back() != wrapPos)
|
|
this->m_wrapPositions.push_back(wrapPos);
|
|
}
|
|
};
|
|
|
|
while (!token.stop_requested()) {
|
|
DWORD bytesRead = 0;
|
|
|
|
char byte = 0;
|
|
if (!waitingOnRead) {
|
|
if (::ReadFile(this->m_portHandle, &byte, sizeof(char), &bytesRead, &overlapped)) {
|
|
addByte(byte);
|
|
} else if (::GetLastError() == ERROR_IO_PENDING) {
|
|
waitingOnRead = true;
|
|
}
|
|
} else {
|
|
byte = 0;
|
|
auto res = ::WaitForSingleObject(overlapped.hEvent, 500);
|
|
switch (res) {
|
|
case WAIT_OBJECT_0:
|
|
if (::GetOverlappedResult(this->m_portHandle, &overlapped, &bytesRead, false)) {
|
|
addByte(byte);
|
|
waitingOnRead = false;
|
|
}
|
|
default: break;
|
|
}
|
|
}
|
|
}
|
|
});
|
|
|
|
return true;
|
|
}
|
|
|
|
bool ViewTTYConsole::disconnect() {
|
|
::SetCommMask(this->m_portHandle, EV_TXEMPTY);
|
|
this->m_receiveThread.request_stop();
|
|
this->m_receiveThread.join();
|
|
|
|
::CloseHandle(this->m_portHandle);
|
|
this->m_portHandle = INVALID_HANDLE_VALUE;
|
|
|
|
return true;
|
|
}
|
|
|
|
void ViewTTYConsole::transmitData(std::vector<char> &data) {
|
|
if (this->m_transmitting)
|
|
return;
|
|
|
|
auto transmitThread = std::thread([&, this]{
|
|
OVERLAPPED overlapped = { 0 };
|
|
|
|
overlapped.hEvent = ::CreateEvent(nullptr, true, false, nullptr);
|
|
ON_SCOPE_EXIT { ::CloseHandle(&overlapped); };
|
|
|
|
this->m_transmitting = true;
|
|
|
|
DWORD bytesWritten = 0;
|
|
if (!::WriteFile(this->m_portHandle, data.data(), strlen(data.data()), &bytesWritten, &overlapped)) {
|
|
if (::GetLastError() == ERROR_IO_PENDING) {
|
|
::GetOverlappedResult(this->m_portHandle, &overlapped, &bytesWritten, true);
|
|
}
|
|
}
|
|
|
|
if (bytesWritten > 0)
|
|
data[0] = 0x00;
|
|
|
|
this->m_transmitting = false;
|
|
});
|
|
transmitThread.detach();
|
|
}
|
|
|
|
} |