本文整理汇总了C++中NarrowString::length方法的典型用法代码示例。如果您正苦于以下问题：C++ NarrowString::length方法的具体用法？C++ NarrowString::length怎么用？C++ NarrowString::length使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类NarrowString的用法示例。
在下文中一共展示了NarrowString::length方法的5个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: UDF_ReadFromReader
status_t UDF_ReadFromReader(Reader& origReader, UniversalDataFormat& out)
{
BufferedReader reader(origReader, 1024);
ulong_t lineNo = 0;
ulong_t controlDataLength = 0;
bool eof = false;
out.reset();
while (!eof)
{
NarrowString line;
status_t error = reader.readLine(eof, line);
if (errNone != error)
return error;
if (eof && line.empty()) //writer puts '\n' after last line...
break;
error = parseUniversalDataFormatTextLine(line.data(), line.length(), out, lineNo, controlDataLength);
if (errNone != error)
return error;
}
assert(controlDataLength == out.dataLength());
if (controlDataLength != out.dataLength())
return SocketConnection::errResponseMalformed
;
return errNone;
}示例2: encodeCharacter
NarrowString HTMLEntityCodec::encodeCharacter(const StringArray& immune, const NarrowString& ch) const
{
// ASSERT(!immune.empty());
ASSERT(!ch.empty());
if(ch.empty())
return NarrowString();
// check for immune characters
StringArray::const_iterator it1 = std::find(immune.begin(), immune.end(), ch);
if(it1 != immune.end())
return ch;
// check for simple alphanumeric characters
if(ch.length() == 1 && ::isalnum(ch[0]))
return ch;
// check for illegal characterss
//if ( ( c <= 0x1f && c != L'\t' && c != L'\n' && c != L'\r' ) || ( c >= 0x7f && c <= 0x9f ) )
//{
// hex = REPLACEMENT_HEX(); // Let's entity encode this instead of returning it
// c = REPLACEMENT_CHAR();
//}
// check if there's a defined entity
const EntityMap& map = getCharacterToEntityMap();
EntityMapIterator it2 = map.find(ch);
if(it2 != map.end())
return String("&") + it2->second + String(";");
// return the hex entity as suggested in the spec
return NarrowString("&#x") + toHex(ch) + NarrowString(";");
}示例3: validateAddress
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;
}示例4: main
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--;
}
}
}示例5: main
int main(int argc, char **argv)
{
// Determine on which TCP port to connect to the server
const char *tcp_port;
if (argc < 2) {
fprintf(stderr, "This program opens a TCP connection to a server which is assumed ");
fprintf(stderr, "to be at 127.0.0.1, and sends artificial FlyNet vario data.\n\n");
fprintf(stderr, "Usage: %s PORT\n", argv[0]);
fprintf(stderr, "Defaulting to port 4353\n");
tcp_port = "4353";
} else {
tcp_port = argv[1];
}
// Convert IP address to binary form
SocketAddress server_address;
if (!server_address.Lookup("127.0.0.1", tcp_port, AF_INET)) {
fprintf(stderr, "Failed to look up address\n");
exit(EXIT_FAILURE);
}
// Create socket for the outgoing connection
SocketDescriptor sock;
if (!sock.CreateTCP()) {
perror("Socket");
exit(EXIT_FAILURE);
}
// Connect to the specified server
if (!sock.Connect(server_address))
{
perror("Connect");
exit(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();
fixed elapsed = fixed(elapsed_ms) / 1000;
fixed vario = sin(elapsed / 3) * cos(elapsed / 10) *
cos(elapsed / 20 + fixed(2)) * fixed(3);
fixed pressure_vario = -vario * fixed(12.5);
fixed delta_pressure = pressure_vario * 48 / 1000;
pressure += delta_pressure;
sentence = "_PRS ";
sentence.AppendFormat("%08X", uround(pressure));
sentence += "\n";
sock.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";
sock.Write(sentence.c_str(), sentence.length());
if (battery_level == 0)
battery_level = 11;
else
battery_level--;
}
}
return EXIT_SUCCESS;
}