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// SPDX-License-Identifier: BSD-3-Clause
#include <iostream>
#include <string>
#include <vector>
#include <iomanip>
#include <ios>
#include <getopt.h>
#include "common.h"
#include "voltronic/device.h"
#include "voltronic/exceptions.h"
#include "p18/exceptions.h"
#include "util.h"
#include "logging.h"
#include "server/server.h"
#include "server/signal.h"
static const char* DEFAULT_HOST = "127.0.0.1";
static int DEFAULT_PORT = 8305;
static void usage(const char* progname) {
std::cout << "Usage: " << progname << " OPTIONS [COMMAND]\n" <<
"\n"
"Options:\n"
" -h, --help: Show this help\n"
" --host <HOST>: Server host (default: " << DEFAULT_HOST << ")\n"
" --port <PORT> Server port (default: " << DEFAULT_PORT << ")\n"
" --device <DEVICE>: 'usb' (default), 'serial' or 'pseudo'\n"
" --timeout <TIMEOUT>: Device timeout in ms (default: " << voltronic::Device::TIMEOUT << ")\n"
" --cache-timeout <TIMEOUT>\n"
" Cache validity time, in ms (default: " << server::Server::CACHE_TIMEOUT << ")\n"
" --verbose: Be verbose\n"
"\n";
std::ios_base::fmtflags f(std::cout.flags());
std::cout << std::hex << std::setfill('0') <<
"USB device options:\n"
" --usb-vendor-id <ID>: Vendor ID (default: " << std::setw(4) << voltronic::USBDevice::VENDOR_ID << ")\n"
" --usb-device-id <ID>: Device ID (default: " << std::setw(4) << voltronic::USBDevice::PRODUCT_ID << ")\n";
std::cout.flags(f);
std::cout << "\n"
"Serial device options:\n"
" --serial-name <NAME>: Path to serial device (default: " << voltronic::SerialDevice::DEVICE_NAME << ")\n"
" --serial-baud-rate 110|300|1200|2400|4800|9600|19200|38400|57600|115200\n"
" --serial-data-bits 5|6|7|8\n"
" --serial-stop-bits 1|1.5|2\n"
" --serial-parity none|odd|even|mark|space\n";
exit(1);
}
int main(int argc, char *argv[]) {
// common params
uint64_t timeout = voltronic::Device::TIMEOUT;
uint64_t cacheTimeout = server::Server::CACHE_TIMEOUT;
bool verbose = false;
// server params
std::string host(DEFAULT_HOST);
int port = DEFAULT_PORT;
// device params
DeviceType deviceType = DeviceType::USB;
unsigned short usbVendorId = voltronic::USBDevice::VENDOR_ID;
unsigned short usbDeviceId = voltronic::USBDevice::PRODUCT_ID;
std::string serialDeviceName(voltronic::SerialDevice::DEVICE_NAME);
voltronic::SerialBaudRate serialBaudRate = voltronic::SerialDevice::BAUD_RATE;
voltronic::SerialDataBits serialDataBits = voltronic::SerialDevice::DATA_BITS;
voltronic::SerialStopBits serialStopBits = voltronic::SerialDevice::STOP_BITS;
voltronic::SerialParity serialParity = voltronic::SerialDevice::PARITY;
try {
int opt;
struct option long_options[] = {
{"help", no_argument, nullptr, 'h'},
{"verbose", no_argument, nullptr, LO_VERBOSE},
{"timeout", required_argument, nullptr, LO_TIMEOUT},
{"cache-timeout", required_argument, nullptr, LO_CACHE_TIMEOUT},
{"device", required_argument, nullptr, LO_DEVICE},
{"usb-vendor-id", required_argument, nullptr, LO_USB_VENDOR_ID},
{"usb-device-id", required_argument, nullptr, LO_USB_DEVICE_ID},
{"serial-name", required_argument, nullptr, LO_SERIAL_NAME},
{"serial-baud-rate", required_argument, nullptr, LO_SERIAL_BAUD_RATE},
{"serial-data-bits", required_argument, nullptr, LO_SERIAL_DATA_BITS},
{"serial-stop-bits", required_argument, nullptr, LO_SERIAL_STOP_BITS},
{"serial-parity", required_argument, nullptr, LO_SERIAL_PARITY},
{"host", required_argument, nullptr, LO_HOST},
{"port", required_argument, nullptr, LO_PORT},
{nullptr, 0, nullptr, 0}
};
bool getoptError = false; // FIXME
while ((opt = getopt_long(argc, argv, "h", long_options, nullptr)) != EOF) {
if (opt == '?') {
getoptError = true;
break;
}
// simple options (flags), no arguments
switch (opt) {
case 'h':
usage(argv[0]);
case LO_VERBOSE:
verbose = true;
continue;
default:
break;
}
// options with arguments
std::string arg;
if (optarg)
arg = std::string(optarg);
switch (opt) {
case LO_DEVICE:
if (arg == "usb")
deviceType = DeviceType::USB;
else if (arg == "serial")
deviceType = DeviceType::Serial;
else if (arg == "pseudo")
deviceType = DeviceType::Pseudo;
else
throw std::invalid_argument("invalid device");
break;
case LO_TIMEOUT:
timeout = std::stoull(arg);
break;
case LO_CACHE_TIMEOUT:
cacheTimeout = std::stoull(arg);
break;
case LO_USB_VENDOR_ID:
try {
if (arg.size() != 4)
throw std::invalid_argument("usb-vendor-id: invalid length");
usbVendorId = static_cast<unsigned short>(hextoul(arg));
} catch (std::invalid_argument& e) {
throw std::invalid_argument(std::string("usb-vendor-id: invalid format: ") + e.what());
}
break;
case LO_USB_DEVICE_ID:
try {
if (arg.size() != 4)
throw std::invalid_argument("usb-device-id: invalid length");
usbDeviceId = static_cast<unsigned short>(hextoul(arg));
} catch (std::invalid_argument& e) {
throw std::invalid_argument(std::string("usb-device-id: invalid format: ") + e.what());
}
break;
case LO_SERIAL_NAME:
serialDeviceName = arg;
break;
case LO_SERIAL_BAUD_RATE:
serialBaudRate = static_cast<voltronic::SerialBaudRate>(std::stoul(arg));
if (!voltronic::is_serial_baud_rate_valid(serialBaudRate))
throw std::invalid_argument("invalid serial baud rate");
break;
case LO_SERIAL_DATA_BITS:
serialDataBits = static_cast<voltronic::SerialDataBits>(std::stoul(arg));
if (voltronic::is_serial_data_bits_valid(serialDataBits))
throw std::invalid_argument("invalid serial data bits");
break;
case LO_SERIAL_STOP_BITS:
if (arg == "1")
serialStopBits = voltronic::SerialStopBits::One;
else if (arg == "1.5")
serialStopBits = voltronic::SerialStopBits::OneAndHalf;
else if (arg == "2")
serialStopBits = voltronic::SerialStopBits::Two;
else
throw std::invalid_argument("invalid serial stop bits");
break;
case LO_SERIAL_PARITY:
if (arg == "none")
serialParity = voltronic::SerialParity::None;
else if (arg == "odd")
serialParity = voltronic::SerialParity::Odd;
else if (arg == "even")
serialParity = voltronic::SerialParity::Even;
else if (arg == "mark")
serialParity = voltronic::SerialParity::Mark;
else if (arg == "space")
serialParity = voltronic::SerialParity::Space;
else
throw std::invalid_argument("invalid serial parity");
break;
case LO_HOST:
host = arg;
break;
case LO_PORT:
port = std::stoi(arg);
break;
default:
break;
}
}
if (optind < argc)
throw std::invalid_argument("extra parameter found");
} catch (std::invalid_argument& e) {
myerr << "error: " << e.what();
return 1;
}
// open device
std::shared_ptr<voltronic::Device> dev;
try {
switch (deviceType) {
case DeviceType::USB:
dev = std::shared_ptr<voltronic::Device>(new voltronic::USBDevice(usbVendorId, usbDeviceId));
break;
case DeviceType::Pseudo:
dev = std::shared_ptr<voltronic::Device>(new voltronic::PseudoDevice);
break;
case DeviceType::Serial:
dev = std::shared_ptr<voltronic::Device>(new voltronic::SerialDevice(serialDeviceName,
serialBaudRate,
serialDataBits,
serialStopBits,
serialParity));
break;
}
dev->setTimeout(timeout);
}
catch (voltronic::DeviceError& e) {
myerr << "device error: " << e.what();
return 1;
}
catch (voltronic::TimeoutError& e) {
myerr << "timeout error: " << e.what();
return 1;
}
catch (voltronic::InvalidDataError& e) {
myerr << "data is invalid: " << e.what();
return 1;
}
catch (p18::InvalidResponseError& e) {
myerr << "response is invalid: " << e.what();
return 1;
}
// create server
server::set_signal_handlers();
server::Server server(dev);
server.setVerbose(verbose);
server.setCacheTimeout(cacheTimeout);
server.start(host, port);
if (verbose)
mylog << "done";
return 0;
}
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