bool
LX16xxConfigWidget::SaveFixedEnumSetting(LX1600::Setting key, unsigned idx,
LX1600::SettingsMap &settings,
unsigned factor)
{
const std::string old_value = device.GetLX16xxSetting(key);
unsigned value = unsigned(ParseDouble(old_value.c_str()) * factor);
if (!SaveValue(idx, value))
return false;
NarrowString<32> buffer;
buffer.UnsafeFormat("%.2f", (double)value / factor);
settings[key] = std::string(buffer.c_str(), buffer.end());
return true;
}
bool
FlarmDevice::SetConfig(const char *setting, const TCHAR *value)
{
NarrowPathName narrow_value(value);
NarrowString<256> buffer;
buffer.Format("PFLAC,S,%s,", setting);
buffer.append(narrow_value);
NarrowString<256> expected_answer(buffer);
expected_answer[6u] = 'A';
Send(buffer);
return port.ExpectString(expected_answer);
}
bool
FlarmDevice::GetConfig(const char *setting, char *buffer, size_t length,
OperationEnvironment &env)
{
NarrowString<90> request;
request.Format("PFLAC,R,%s", setting);
NarrowString<90> expected_answer(request);
expected_answer[6u] = 'A';
expected_answer.push_back(',');
Send(request, env);
return Receive(expected_answer, buffer, length,
env, std::chrono::seconds(2));
}
static void
WriteEventAttributes(TextWriter &writer,
const BrokenDateTime &time, const GeoPoint &location)
{
JSON::ObjectWriter object(writer);
if (time.IsPlausible()) {
NarrowString<64> buffer;
FormatISO8601(buffer.buffer(), time);
object.WriteElement("time", JSON::WriteString, buffer);
}
if (location.IsValid())
JSON::WriteGeoPointAttributes(object, location);
}
int main(int argc, char **argv)
{
NarrowString<1024> usage;
usage = "DRIVER\n\n"
"Where DRIVER is one of:";
{
const DeviceRegister *driver;
for (unsigned i = 0; (driver = GetDriverByIndex(i)) != nullptr; ++i) {
WideToUTF8Converter driver_name(driver->name);
usage.AppendFormat("\n\t%s", (const char *)driver_name);
}
}
Args args(argc, argv, usage);
tstring driver_name = args.ExpectNextT();
args.ExpectEnd();
driver = FindDriverByName(driver_name.c_str());
if (driver == nullptr) {
_ftprintf(stderr, _T("No such driver: %s\n"), driver_name.c_str());
return 1;
}
DeviceConfig config;
config.Clear();
NullPort port;
Device *device = driver->CreateOnPort != nullptr
? driver->CreateOnPort(config, port)
: nullptr;
NMEAParser parser;
NMEAInfo data;
data.Reset();
char buffer[1024];
while (fgets(buffer, sizeof(buffer), stdin) != nullptr) {
StripRight(buffer);
if (device == nullptr || !device->ParseNMEA(buffer, data))
parser.ParseLine(buffer, data);
}
Dump(data);
return EXIT_SUCCESS;
}
/**
* Constructs a secure random number generator (RNG) implementing the named
* random number algorithm.
*/
SecureRandomBase::SecureRandomBase(const NarrowString& algorithm, const byte*, size_t)
: m_catastrophic(false), m_algorithm(algorithm)
{
ASSERT( !algorithm.empty() );
//ASSERT(seed);
//ASSERT(size);
}
/**
* Return true if specified cipher mode may be used for encryption and
* decryption operations via {@link org.owasp.esapi.Encryptor}.
* @param cipherMode The specified cipher mode to be used for the encryption
* or decryption operation.
* @return true if the specified cipher mode is in the comma-separated list
* of cipher modes supporting both confidentiality and authenticity;
* otherwise false.
* @see #isCombinedCipherMode(String)
* @see org.owasp.esapi.SecurityConfiguration#getCombinedCipherModes()
* @see org.owasp.esapi.SecurityConfiguration#getAdditionalAllowedCipherModes()
*/
bool CryptoHelper::isAllowedCipherMode(const NarrowString& cipherMode)
{
ESAPI_ASSERT2( !cipherMode.empty(), "cipherMode is not valid" );
if(cipherMode.empty())
throw IllegalArgumentException("Cipher mode is not valid");
if ( isCombinedCipherMode(cipherMode) ) {
return true;
}
DummyConfiguration config;
const StringList& extraModes = config.getAdditionalAllowedCipherModes();
StringList::const_iterator it = std::find(extraModes.begin(), extraModes.end(), cipherMode);
return it != extraModes.end();
}
/**
* Constructs a secure random number generator (RNG) implementing the named
* random number algorithm if specified
*/
SecureRandom::SecureRandom(const NarrowString& algorithm)
: m_lock(new Mutex),
m_impl(SecureRandomBase::createInstance(AlgorithmName::normalizeAlgorithm(algorithm), nullptr, 0))
{
ASSERT( !algorithm.empty() );
ASSERT(m_lock.get() != nullptr);
ASSERT(m_impl.get() != nullptr);
}
bool getFirstToken (const NarrowString & str, size_t pos, size_t & endpos, NarrowString & token, const char * sepChars)
{
const size_t first_nonspace = str.find_first_not_of ( sepChars, pos );
if (first_nonspace != std::string::npos)
{
const size_t first_space = str.find_first_of (sepChars, first_nonspace );
if (first_space != std::string::npos)
token = str.substr (first_nonspace, first_space - first_nonspace);
else
token = str.substr (first_nonspace);
endpos = first_space;
return true;
}
else
return false;
}
bool
LiveTrack24::Client::GenerateSessionID(const TCHAR *_username, const TCHAR *_password,
OperationEnvironment &env)
{
// http://www.livetrack24.com/client.php?op=login&user=<username>&pass=<pass>
assert(_username != NULL);
assert(!StringIsEmpty(_username));
assert(_password != NULL);
assert(!StringIsEmpty(_password));
const WideToUTF8Converter username2(_username);
const WideToUTF8Converter password2(_password);
if (!username2.IsValid() || !password2.IsValid())
return false;
NarrowString<1024> url;
url.Format("http://%s/client.php?op=login&user=%s&pass=%s",
(const char *)server, (const char *)username2, (const char *)_password);
// Open download session
Net::Session session;
// Request the file
char buffer[1024];
size_t size = Net::DownloadToBuffer(session, url, buffer, sizeof(buffer) - 1,
env);
if (size == 0 || size == size_t(-1))
return false;
buffer[size] = 0;
char *p_end;
UserID user_id = strtoul(buffer, &p_end, 10);
if (buffer == p_end) {
return false;
}
username.SetASCII(_username);
password.SetASCII(_password);
session_id = RandomSessionID();
session_id |= (user_id & 0x00ffffff);
return true;
}
bool
FlarmDevice::GetConfig(const char *setting, TCHAR *buffer, size_t length)
{
NarrowString<256> request;
request.Format("PFLAC,R,%s", setting);
NarrowString<256> expected_answer(request);
expected_answer[6u] = 'A';
expected_answer += ',';
char narrow_buffer[length];
Send(request);
if (!Receive(expected_answer, narrow_buffer, length, 1000))
return false;
_tcscpy(buffer, PathName(narrow_buffer));
return true;
}
bool
FLARMConfigWidget::Save(bool &_changed)
{
PopupOperationEnvironment env;
bool changed = false;
NarrowString<32> buffer;
if (SaveValue(Baud, baud)) {
buffer.UnsafeFormat("%u", baud);
device.SendSetting("BAUD", buffer, env);
changed = true;
}
if (SaveValue(Priv, priv)) {
buffer.UnsafeFormat("%u", priv);
device.SendSetting("PRIV", buffer, env);
changed = true;
}
if (SaveValue(Thre, thre)) {
buffer.UnsafeFormat("%u", thre);
device.SendSetting("THRE", buffer, env);
changed = true;
}
if (SaveValue(Range, range)) {
buffer.UnsafeFormat("%u", range);
device.SendSetting("RANGE", buffer, env);
changed = true;
}
if (SaveValue(Acft, acft)) {
buffer.UnsafeFormat("%u", acft);
device.SendSetting("ACFT", buffer, env);
changed = true;
}
if (SaveValue(LogInt, log_int)) {
buffer.UnsafeFormat("%u", log_int);
device.SendSetting("LOGINT", buffer, env);
changed = true;
}
if (SaveValue(NoTrack, notrack)) {
buffer.UnsafeFormat("%u", notrack);
device.SendSetting("NOTRACK", buffer, env);
changed = true;
}
_changed |= changed;
return true;
}
/**
* Generate a random secret key appropriate to the specified cipher algorithm
* and key size.
* @param alg The cipher algorithm or cipher transformation. (If the latter is
* passed, the cipher algorithm is determined from it.) Cannot be empty.
* @param keyBits The key size, in bits.
* @return A random {@code SecretKey} is returned.
*/
SecretKey CryptoHelper::generateSecretKey(const NarrowString& alg, unsigned int keyBits)
{
ASSERT( !alg.empty() );
ASSERT( keyBits >= 56 );
ASSERT( (keyBits % 8) == 0 );
KeyGenerator kgen(KeyGenerator::getInstance(alg));
kgen.init(keyBits);
return kgen.generateKey();
}
/**
* Returns a SecureRandom object that implements the specified Random Number Generator (RNG) algorithm.
*/
SecureRandom SecureRandom::getInstance(const NarrowString& algorithm)
{
ASSERT( !algorithm.empty() );
const NarrowString alg(AlgorithmName::normalizeAlgorithm(algorithm));
SecureRandomBase* impl = SecureRandomBase::createInstance(alg, nullptr, 0);
MEMORY_BARRIER();
ASSERT(impl != nullptr);
return SecureRandom(impl);
}
bool
V7ConfigWidget::Save(bool &_changed, bool &require_restart)
{
PopupOperationEnvironment env;
bool changed = false;
NarrowString<32> buffer;
if (SaveValue(BRGPS, brgps)) {
buffer.UnsafeFormat("%u", brgps);
device.SendV7Setting("BRGPS", buffer, env);
changed = true;
}
if (SaveValue(BRPDA, brpda)) {
buffer.UnsafeFormat("%u", brpda);
device.SendV7Setting("BRPDA", buffer, env);
changed = true;
}
_changed |= changed;
return true;
}
AlgorithmName::AlgorithmName(const NarrowString& algorithm, bool cipherOnly)
: m_normal(normalizeAlgorithm(algorithm))
{
ASSERT( !algorithm.empty() );
// We'd prefer to throw in the ctor, but its a limitation, not a feature!
// Actually, we need to narmalize first (in case of throw), so maybe it is a feature.
NarrowString cipher;
getCipher(cipher);
if(cipherOnly && m_normal != cipher)
throw NoSuchAlgorithmException(m_normal + " not available");
}
LiveTrack24::UserID
LiveTrack24::GetUserID(const TCHAR *username, const TCHAR *password,
OperationEnvironment &env)
{
// http://www.livetrack24.com/client.php?op=login&user=<username>&pass=<pass>
assert(username != NULL);
assert(!StringIsEmpty(username));
assert(password != NULL);
assert(!StringIsEmpty(password));
const WideToUTF8Converter username2(username);
const WideToUTF8Converter password2(password);
if (!username2.IsValid() || !password2.IsValid())
return 0;
NarrowString<1024> url;
url.Format("http://%s/client.php?op=login&user=%s&pass=%s",
GetServer(), (const char *)username2, (const char *)password);
// Open download session
Net::Session session;
// Request the file
char buffer[1024];
size_t size = Net::DownloadToBuffer(session, url, buffer, sizeof(buffer) - 1,
env);
if (size == 0 || size == size_t(-1))
return 0;
buffer[size] = 0;
char *p_end;
UserID user_id = strtoul(buffer, &p_end, 10);
if (buffer == p_end)
return 0;
return user_id;
}
bool
LiveTrack24::SendPosition(SessionID session, unsigned packet_id,
GeoPoint position, unsigned altitude,
unsigned ground_speed, Angle track,
int64_t timestamp_utc,
OperationEnvironment &env)
{
// http://www.livetrack24.com/track.php?leolive=4&sid=42664778&pid=321&
// lat=22.3&lon=40.2&alt=23&sog=40&cog=160&tm=1241422845
NarrowString<2048> url;
url.Format("http://%s/track.php?leolive=4&sid=%u&pid=%u&"
"lat=%f&lon=%f&alt=%d&sog=%d&cog=%d&tm=%lld",
GetServer(), session, packet_id,
(double)position.latitude.Degrees(),
(double)position.longitude.Degrees(),
altitude, ground_speed,
(unsigned)track.AsBearing().Degrees(),
(long long int)timestamp_utc);
return SendRequest(url, env);
}
static void
WritePhase(TextWriter &writer, Phase &phase)
{
JSON::ObjectWriter object(writer);
NarrowString<64> buffer;
FormatISO8601(buffer.buffer(), phase.start_datetime);
object.WriteElement("start_time", JSON::WriteString, buffer);
FormatISO8601(buffer.buffer(), phase.end_datetime);
object.WriteElement("end_time", JSON::WriteString, buffer);
object.WriteElement("type", JSON::WriteString,
FormatPhaseType(phase.phase_type));
object.WriteElement("duration", JSON::WriteInteger, (int)phase.duration);
object.WriteElement("circling_direction", JSON::WriteString,
FormatCirclingDirection(phase.circling_direction));
object.WriteElement("alt_diff", JSON::WriteInteger, (int)phase.alt_diff);
object.WriteElement("distance", JSON::WriteInteger, (int)phase.distance);
object.WriteElement("speed", JSON::WriteFixed, phase.GetSpeed());
object.WriteElement("vario", JSON::WriteFixed, phase.GetVario());
object.WriteElement("glide_rate", JSON::WriteFixed, phase.GetGlideRate());
}
void
Profile::SetFont(const char *key, LOGFONT &logfont)
{
assert(key != NULL);
assert(key[0] != '\0');
#ifdef _UNICODE
char face[256];
WideCharToMultiByte(CP_UTF8, 0, logfont.lfFaceName, -1,
face, ARRAY_SIZE(face),
nullptr, nullptr);
#else
const char *face = logfont.lfFaceName;
#endif
NarrowString<256> buffer;
buffer.Format("%d,%d,0,0,%d,%d,0,0,0,0,0,%d,%d,%s", logfont.lfHeight,
logfont.lfWidth, logfont.lfWeight, logfont.lfItalic,
logfont.lfQuality, logfont.lfPitchAndFamily,
face);
Profile::Set(key, buffer);
}
status_t resolve(SocketAddress& out, NetLibrary& netLib, const char* address, ushort_t port, ulong_t timeout)
{
NarrowString validAddress;
status_t error = validateAddress(address, validAddress, port);
if (error)
return error;
INetSocketAddress addr;
// TODO: the assumption that the ip address is numeric if the first
// letter is a digit is incorrect. A symbolic name can also start
// with a digit. Better test would be to check if the whole name
// consists of digits or "."
if (!validAddress.empty() && isDigit(validAddress[0]))
{
error=netLib.addrAToIN(validAddress.c_str(), addr);
if (error)
return error;
addr.setPort(port);
out=addr;
return errNone;
}
return blockingResolve(out, netLib, validAddress, port, timeout);
}
static status_t validateAddress(const NarrowString& origAddress, NarrowString& validAddress, ushort_t& port)
{
NarrowString::size_type pos = origAddress.find(':', 1);
if (origAddress.npos == pos)
return netErrParamErr;
ushort_t portLength = origAddress.length() - pos - 1;
if (portLength>0)
{
long value=0;
status_t error = numericValue(origAddress.data()+pos+1, origAddress.data()+pos+1+portLength, value);
if ((errNone != error) || (value > ushort_t(-1)))
return netErrParamErr;
port = ushort_t(value);
}
if (0 == port)
return netErrParamErr;
validAddress.assign(origAddress, 0, pos);
return errNone;
}
static status_t blockingResolve(SocketAddress& out, NetLibrary& netLib, const NarrowString& name, ushort_t port, ulong_t timeout)
{
std::auto_ptr<HostInfoBuffer> buffer(new HostInfoBuffer);
memzero(buffer.get(), sizeof(HostInfoBuffer));
assert(!netLib.closed());
status_t error=netLib.getHostByName(name.c_str(), *buffer, timeout);
if (error)
return error;
IPAddr resAddr=buffer->getAddress();
assert(resAddr.ip != 0);
INetSocketAddress addr(resAddr, port);
out=addr;
return errNone;
}
bool
TCPClientPort::Connect(const char *host, unsigned port)
{
NarrowString<32> service;
service.UnsafeFormat("%u", port);
SocketAddress address;
if (!address.Lookup(host, service, AF_INET))
return false;
SocketDescriptor s;
if (!s.CreateTCP())
return false;
#ifdef HAVE_POSIX
s.SetNonBlocking();
#endif
if (s.Connect(address)) {
#ifdef HAVE_POSIX
s.SetBlocking();
#endif
Set(std::move(s));
return true;
}
#ifdef HAVE_POSIX
if (errno == EINPROGRESS) {
connecting = std::move(s);
io_thread->LockAdd(connecting.Get(), Poll::WRITE, *this);
return true;
}
#endif
return false;
}
/**
* Returns a KeyGenerator object that generates secret keys for the specified algorithm.
*/
KeyGenerator KeyGenerator::getInstance(const NarrowString& algorithm)
{
ASSERT( !algorithm.empty() );
KeyGenerator kgen(algorithm);
// http://download.oracle.com/javase/6/docs/api/javax/crypto/KeyGenerator.html
// "This class provides the functionality of a secret (symmetric) key generator."
NarrowString cipher = kgen.getAlgorithm();
if(cipher != "DES" && cipher != "DES_ede" && cipher != "Blowfish" && cipher != "AES" &&
cipher != "Camellia" && cipher != "HmacSHA1" && cipher != "HmacSHA224" &&
cipher != "HmacSHA256" && cipher != "HmacSHA384"&& cipher != "HmacSHA512" &&
cipher != "HmacWhirlpoo" )
{
throw NoSuchAlgorithmException(cipher + " KeyGenerator not available");
}
return kgen;
}
int main(int argc, char **argv)
{
Args args(argc, argv, "PORT");
const DeviceConfig config = ParsePortArgs(args);
args.ExpectEnd();
InitialiseIOThread();
Port *port = OpenPort(config, nullptr, *(DataHandler *)nullptr);
if (port == nullptr) {
DeinitialiseIOThread();
fprintf(stderr, "Failed to open port\n");
return EXIT_FAILURE;
}
ConsoleOperationEnvironment env;
if (!port->WaitConnected(env)) {
delete port;
DeinitialiseIOThread();
fprintf(stderr, "Failed to connect the port\n");
return EXIT_FAILURE;
}
PeriodClock start_clock;
start_clock.Update();
PeriodClock pressure_clock;
PeriodClock battery_clock;
fixed pressure = fixed(101300);
unsigned battery_level = 11;
while (true) {
if (pressure_clock.CheckUpdate(48)) {
NarrowString<16> sentence;
int elapsed_ms = start_clock.Elapsed();
auto elapsed = fixed(elapsed_ms) / 1000;
auto vario = sin(elapsed / 3) * cos(elapsed / 10) *
cos(elapsed / 20 + fixed(2)) * 3;
auto pressure_vario = -vario * fixed(12.5);
auto delta_pressure = pressure_vario * 48 / 1000;
pressure += delta_pressure;
sentence = "_PRS ";
sentence.AppendFormat("%08X", uround(pressure));
sentence += "\n";
port->Write(sentence.c_str(), sentence.length());
}
if (battery_clock.CheckUpdate(11000)) {
NarrowString<16> sentence;
sentence = "_BAT ";
if (battery_level <= 10)
sentence.AppendFormat("%X", battery_level);
else
sentence += "*";
sentence += "\n";
port->Write(sentence.c_str(), sentence.length());
if (battery_level == 0)
battery_level = 11;
else
battery_level--;
}
}
}
static void
ReadString(NMEAInputLine &line, NarrowString<N> &value)
{
line.Read(value.buffer(), value.capacity());
}
void Clear() {
name.clear();
uri.clear();
area.clear();
type = Type::UNKNOWN;
}
static void
ReadString(NMEAInputLine &line, NarrowString<N> &value)
{
line.Read(value.buffer(), value.MAX_SIZE);
}
bool
FlarmDevice::DeclareInternal(const Declaration &declaration,
OperationEnvironment &env)
{
unsigned size = declaration.Size();
env.SetProgressRange(6 + size);
env.SetProgressPosition(0);
if (!SetPilot(declaration.pilot_name.c_str(), env))
return false;
env.SetProgressPosition(1);
if (!SetPlaneRegistration(declaration.aircraft_registration.c_str(), env))
return false;
env.SetProgressPosition(2);
if (!SetPlaneType(declaration.aircraft_type.c_str(), env))
return false;
env.SetProgressPosition(3);
if (!SetConfig("NEWTASK", "Task", env))
return false;
env.SetProgressPosition(4);
if (!SetConfig("ADDWP", "0000000N,00000000E,T", env))
return false;
env.SetProgressPosition(5);
for (unsigned i = 0; i < size; ++i) {
int DegLat, DegLon;
fixed tmp, MinLat, MinLon;
char NoS, EoW;
tmp = declaration.GetLocation(i).latitude.Degrees();
if (negative(tmp)) {
NoS = 'S';
tmp = -tmp;
} else {
NoS = 'N';
}
DegLat = (int)tmp;
MinLat = (tmp - fixed(DegLat)) * 60 * 1000;
tmp = declaration.GetLocation(i).longitude.Degrees();
if (negative(tmp)) {
EoW = 'W';
tmp = -tmp;
} else {
EoW = 'E';
}
DegLon = (int)tmp;
MinLon = (tmp - fixed(DegLon)) * 60 * 1000;
/*
* We use the waypoint index here as name to get around the 192 byte
* task size limit of the FLARM devices.
*
* see Flarm DataPort Manual:
* "The total data size entered through this command may not surpass
* 192 bytes when calculated as follows: 7+(Number of Waypoints * 9) +
* (sum of length of all task and waypoint descriptions)"
*/
NarrowString<90> buffer;
buffer.Format("%02d%05.0f%c,%03d%05.0f%c,%d",
DegLat, (double)MinLat, NoS,
DegLon, (double)MinLon, EoW, i + 1);
if (!SetConfig("ADDWP", buffer, env))
return false;
env.SetProgressPosition(6 + i);
}
if (!SetConfig("ADDWP", "0000000N,00000000E,L", env))
return false;
env.SetProgressPosition(6 + size);
// PFLAC,S,KEY,VALUE
// Expect
// PFLAC,A,blah
// PFLAC,,COPIL:
// PFLAC,,COMPID:
// PFLAC,,COMPCLASS:
// PFLAC,,NEWTASK:
// PFLAC,,ADDWP:
// Reset the FLARM to activate the declaration
Restart(env);
return true;
}
