static QString decode_text(const unsigned char *buf, uint length)
{
// Decode using the correct text codec
if (buf[0] >= 0x20)
{
return decode_iso6937(buf, length);
}
else if ((buf[0] >= 0x01) && (buf[0] <= 0x0B))
{
return iso8859_codecs[4 + buf[0]]->toUnicode((char*)(buf + 1), length - 1);
}
else if (buf[0] == 0x10)
{
// If the first byte of the text field has a value "0x10"
// then the following two bytes carry a 16-bit value (uimsbf) N
// to indicate that the remaining data of the text field is
// coded using the character code table specified by
// ISO Standard 8859, parts 1 to 9
uint code = buf[1] << 8 | buf[2];
if (code <= 15)
return iso8859_codecs[code]->toUnicode((char*)(buf + 3), length - 3);
else
return QString::fromLocal8Bit((char*)(buf + 3), length - 3);
}
else
{
// Unknown/invalid encoding - assume local8Bit
return QString::fromLocal8Bit((char*)(buf + 1), length - 1);
}
}
static QString decode_text(const unsigned char *buf, uint length)
{
// Only some of the QTextCodec calls are reentrant.
// If you use this please verify that you are using a reentrant call.
static const QTextCodec *iso8859_codecs[16] =
{
QTextCodec::codecForName("Latin1"),
QTextCodec::codecForName("ISO8859-1"), // Western
QTextCodec::codecForName("ISO8859-2"), // Central European
QTextCodec::codecForName("ISO8859-3"), // Central European
QTextCodec::codecForName("ISO8859-4"), // Baltic
QTextCodec::codecForName("ISO8859-5"), // Cyrillic
QTextCodec::codecForName("ISO8859-6"), // Arabic
QTextCodec::codecForName("ISO8859-7"), // Greek
QTextCodec::codecForName("ISO8859-8"), // Hebrew, visually ordered
QTextCodec::codecForName("ISO8859-9"), // Turkish
QTextCodec::codecForName("ISO8859-10"),
QTextCodec::codecForName("ISO8859-11"),
QTextCodec::codecForName("ISO8859-12"),
QTextCodec::codecForName("ISO8859-13"),
QTextCodec::codecForName("ISO8859-14"),
QTextCodec::codecForName("ISO8859-15"), // Western
};
// Decode using the correct text codec
if (buf[0] >= 0x20)
{
return decode_iso6937(buf, length);
}
else if ((buf[0] >= 0x01) && (buf[0] <= 0x0B))
{
return iso8859_codecs[4 + buf[0]]->toUnicode((char*)(buf + 1), length - 1);
}
else if (buf[0] == 0x10)
{
// If the first byte of the text field has a value "0x10"
// then the following two bytes carry a 16-bit value (uimsbf) N
// to indicate that the remaining data of the text field is
// coded using the character code table specified by
// ISO Standard 8859, parts 1 to 9
uint code = buf[1] << 8 | buf[2];
if (code <= 15)
return iso8859_codecs[code]->toUnicode((char*)(buf + 3), length - 3);
else
return QString::fromLocal8Bit((char*)(buf + 3), length - 3);
}
else if (buf[0] == 0x15) // Already Unicode
{
return QString::fromUtf8((char*)(buf + 1), length - 1);
}
else
{
// Unknown/invalid encoding - assume local8Bit
return QString::fromLocal8Bit((char*)(buf + 1), length - 1);
}
}
