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Micro-optimizations

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This commit is contained in:
Martin Tůma 2025-04-24 22:57:03 +02:00
parent 28caeef105
commit f90ac6a37e
1 changed files with 8 additions and 8 deletions
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16
src/map/ENC/iso8211.cpp
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@ -91,15 +91,16 @@ bool ISO8211::readDDA(const FieldDefinition &def, SubFields &fields)
{
static const QRegularExpression re(
"([0-9]*)(A|I|R|B|b11|b12|b14|b21|b22|b24)\\(*([0-9]*)\\)*");
QByteArray ba(def.size, Qt::Initialization::Uninitialized);
char buffer[def.size];
bool repeat = false;
QVector<SubFieldDefinition> defs;
QVector<quint32> defTags;
if (!(_file.seek(def.pos) && _file.read(ba.data(), ba.size()) == ba.size()))
if (!(_file.seek(def.pos) && _file.read(buffer, def.size) == def.size))
return false;
QList<QByteArray> list(ba.split('\x1f'));
QList<QByteArray> list(QByteArray::fromRawData(buffer, def.size)
.split('\x1f'));
if (!list.at(1).isEmpty() && list.at(1).front() == '*') {
repeat = true;
list[1].remove(0, 1);
@ -192,15 +193,14 @@ bool ISO8211::readDDR()
bool ISO8211::readUDA(quint64 pos, const FieldDefinition &def,
const QVector<SubFieldDefinition> &fields, bool repeat, Data &data)
{
QByteArray ba(def.size, Qt::Initialization::Uninitialized);
char ba[def.size];
if (!(_file.seek(pos + def.pos)
&& _file.read(ba.data(), ba.size()) == ba.size()))
if (!(_file.seek(pos + def.pos) && _file.read(ba, def.size) == def.size))
return false;
const char *sp;
const char *dp = ba.constData();
const char *ep = ba.constData() + ba.size() - 1;
const char *dp = ba;
const char *ep = ba + def.size - 1;
do {
QVector<QVariant> row(fields.size());