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QDnsLookup/Unix: modernize with qFromBigEndian

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Instead of explicit code.

Change-Id: I3e3bfef633af4130a03afffd175d515f846a629a
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
This commit is contained in:
Thiago Macieira 2023-05-08 17:15:06 -07:00
parent 25869c0aad
commit 0cb46b25f3
1 changed files with 10 additions and 10 deletions
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20
src/network/kernel/qdnslookup_unix.cpp
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@ -4,6 +4,7 @@
#include "qdnslookup_p.h"
#include <qendian.h>
#include <qscopedpointer.h>
#include <qurl.h>
#include <qvarlengtharray.h>
@ -211,18 +212,17 @@ void QDnsLookupRunnable::query(const int requestType, const QByteArray &requestN
const QString name = QUrl::fromAce(host);
p += status;
if ((p - response) + 10 > responseLength) {
// probably just a truncated reply, return what we have
return;
}
const quint16 type = (p[0] << 8) | p[1];
const quint16 type = qFromBigEndian<quint16>(p);
p += 2; // RR type
const qint16 rrclass = (p[0] << 8) | p[1];
const qint16 rrclass = qFromBigEndian<quint16>(p);
p += 2; // RR class
const quint32 ttl = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
const quint32 ttl = qFromBigEndian<quint32>(p);
p += 4;
const quint16 size = (p[0] << 8) | p[1];
const quint16 size = qFromBigEndian<quint16>(p);
p += 2;
if ((p - response) + size > responseLength)
return; // truncated
@ -235,7 +235,7 @@ void QDnsLookupRunnable::query(const int requestType, const QByteArray &requestN
reply->errorString = tr("Invalid IPv4 address record");
return;
}
const quint32 addr = (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
const quint32 addr = qFromBigEndian<quint32>(p);
QDnsHostAddressRecord record;
record.d->name = name;
record.d->timeToLive = ttl;
@ -289,7 +289,7 @@ void QDnsLookupRunnable::query(const int requestType, const QByteArray &requestN
record.d->value = QUrl::fromAce(answer);
reply->pointerRecords.append(record);
} else if (type == QDnsLookup::MX) {
const quint16 preference = (p[0] << 8) | p[1];
const quint16 preference = qFromBigEndian<quint16>(p);
status = dn_expand(response, response + responseLength, p + 2, answer, sizeof(answer));
if (status < 0) {
reply->error = QDnsLookup::InvalidReplyError;
@ -303,9 +303,9 @@ void QDnsLookupRunnable::query(const int requestType, const QByteArray &requestN
record.d->timeToLive = ttl;
reply->mailExchangeRecords.append(record);
} else if (type == QDnsLookup::SRV) {
const quint16 priority = (p[0] << 8) | p[1];
const quint16 weight = (p[2] << 8) | p[3];
const quint16 port = (p[4] << 8) | p[5];
const quint16 priority = qFromBigEndian<quint16>(p);
const quint16 weight = qFromBigEndian<quint16>(p + 2);
const quint16 port = qFromBigEndian<quint16>(p + 4);
status = dn_expand(response, response + responseLength, p + 6, answer, sizeof(answer));
if (status < 0) {
reply->error = QDnsLookup::InvalidReplyError;