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#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
#include <string.h> /* strerror() */
#include <stdint.h>
#include <iostream>
#include <csignal>
#include <string>
#include <sstream>
#include <vector>
#include <memory>
#include "ExitCodes.hpp"
#include "Logger.hpp"
#include "ExitException.hpp"
#include "UserConfig.hpp"
#include "SerialPortFactory.hpp"
#include "SerialPort.hpp"
#include "Mcu.hpp"
using std::cout;
using std::endl;
using std::string;
using std::ostringstream;
using std::vector;
using std::unique_ptr;
void opSpeeds(CUserConfig & uc);
void opRead(CUserConfig & uc, CMcu & mcu);
void opErase(CUserConfig & uc, CMcu & mcu);
void opWrite(CUserConfig & uc, CMcu & mcu);
vector<uint8_t> readDataFile(const string fpath);
void writeDataFile(const string fpath, vector<uint8_t> data);
// Global variable to be accessed in signal handler
unique_ptr<CSerialPort> sp;
// Uvolnime zdroje pri ukonceni na signal
void
signalHandler(int dummy)
{
CLogger::info("Exiting on signal");
sp->close();
exit(EXIT_MAIN_SIGNAL);
}
int
main(int argc, char **argv)
{
// Set signal handler
signal(SIGINT, signalHandler);
CSerialPortFactory serialPortFactory;
sp = serialPortFactory.getSerialPort();
try {
// Parse user command line configuration
CUserConfig uc(argc, argv);
// Configure logging
if (uc.isVerboseModeSet())
CLogger::setLogInfo(true);
// Execute selected operation
if (uc.isHelpSet()) {
cout << uc.getHelpMessage(string(argv[0]));
} else if (uc.isVersionSet()) {
cout << PROGRAM_NAME << " " << PROGRAM_VERSION << endl;
} else if (uc.isSpeedsSet()) {
opSpeeds(uc);
} else if (uc.isIdentSet() || uc.isEraseSet() || uc.isReadSet() || uc.isWriteSet()) {
// Open serial port
sp->open(uc.getSerialPortName(), uc.getSerialSpeed());
// Get MCU model
unique_ptr<CMcu> mcu(new CMcu(*sp, uc.getMcuFrequency()));
// Execute requested operation
if (!uc.isIdentSet()) {
if (uc.isReadSet())
opRead(uc, *mcu);
else if (uc.isEraseSet())
opErase(uc, *mcu);
else if (uc.isWriteSet())
opWrite(uc, *mcu);
} else {
cout << mcu->ident() << endl;
}
} else {
CLogger::error("No operation requested. To get help type: " + string(argv[0]) + " help" , EXIT_MAIN_NOOP);
}
sp->close();
return 0;
} catch (CExitException & e) {
return e.getReturnValue();
}
}
void
opSpeeds(CUserConfig & uc)
{
string s = sp->getSpeeds(uc.getSerialPortName());
cout << "Baudrates supported by serial port " << uc.getSerialPortName() << ":" << endl;
cout << s;
}
void
opRead(CUserConfig & uc, CMcu & mcu)
{
CLogger::info("Reading memory");
int rl = uc.getReadLength();
vector<uint8_t> r;
if (rl == -1)
r = mcu.read(uc.isPrintProgressSet());
else
r = mcu.read(rl, uc.isPrintProgressSet());
// Write data file musi dostat spravnu hodnotu
writeDataFile(uc.getReadOutputFname(), r);
}
void
opErase(CUserConfig & uc, CMcu & mcu)
{
if (uc.getEraseBlockList().size() != 0) {
CLogger::info("Erasing memory by blocks");
mcu.erase(uc.getEraseBlockList());
} else {
CLogger::info("Erasing whole memory");
mcu.erase();
}
}
void
opWrite(CUserConfig & uc, CMcu & mcu)
{
vector<uint8_t> data;
data = readDataFile(uc.getWriteInputFname());
if (uc.getWriteEraseWholeMemory()) {
CLogger::info("Erasing whole memory");
mcu.erase();
} else {
CLogger::info("Erasing memory by blocks");
mcu.erase(0, data.size() - 1);
}
CLogger::info("Writing memory");
mcu.write(data, uc.isPrintProgressSet());
if (uc.getWriteCheckByRead()) {
CLogger::info("Checking result of write operation by reading");
vector<uint8_t> rdata = mcu.read(data.size());
for (size_t i = 0; i < data.size(); i++) {
if (rdata[i] != data[i])
CLogger::error("Write operation unsucessful", EXIT_MAIN_PROG_VERIFY);
}
CLogger::info("Write operation was successful");
}
}
vector<uint8_t>
readDataFile(const string fpath)
{
FILE *f;
size_t size;
#ifdef UNIX
char mode[3] = "r";
#else
char mode[3] = "rb";
#endif
if ((f = fopen(fpath.c_str(), mode)) == NULL)
CLogger::error("Cannot open file for reading: " + fpath, EXIT_MAIN_FILE_INOUT);
// Determine file size
fseek(f, 0, SEEK_END);
size = ftell(f);
fseek(f, 0, SEEK_SET);
vector<uint8_t> data;
data.resize(size);
size_t r = fread(data.data(), sizeof(uint8_t), size, f);
fclose(f);
if (r != size)
CLogger::error("Cannot read from file: " + fpath, EXIT_MAIN_FILE_INOUT);
return data;
}
void
writeDataFile(const string fpath, vector<uint8_t> data)
{
FILE *out;
#ifdef UNIX
char mode[3] = "w";
#else
char mode[3] = "wb";
#endif
if ((out = fopen(fpath.c_str(), mode)) == NULL) {
ostringstream os;
os << "Cannot open file for writing: " << fpath << ": " << strerror(errno);
CLogger::error(os.str(), EXIT_MAIN_FILE_INOUT);
}
size_t r = fwrite(data.data(), sizeof(uint8_t), data.size(), out);
fclose(out);
if (r != data.size())
CLogger::error("Cannot write to file: " + fpath, EXIT_MAIN_FILE_INOUT);
}
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