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Add support for encoding collections

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This commit is contained in:
Anton Thomasson 2020-06-13 20:12:29 +02:00
parent ac2b76a0f0
commit c58ed1e67d
2 changed files with 29 additions and 3 deletions
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30
src/ippmsg.cpp
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@ -187,7 +187,7 @@ QJsonValue IppMsg::collect_attributes(QJsonArray& attrs)
tmpobj = attrs.takeAt(0).toObject();
if(tmpobj["tag"] == BeginCollection)
{
resObj[key] = collect_attributes(attrs);
resObj[key] = QJsonObject {{"tag", BeginCollection}, {"value", collect_attributes(attrs)}};
}
else
{ // This should be general data attributes
@ -333,11 +333,17 @@ QByteArray IppMsg::encode(Operation op)
return QByteArray((char*)(ipp.raw()), ipp.size());
}
void IppMsg::encode_attr(Bytestream& msg, quint8 tag, QString name, QJsonValueRef value)
void IppMsg::encode_attr(Bytestream& msg, quint8 tag, QString name, QJsonValue value, bool inCollection)
{
if(inCollection)
{
msg << (quint8)MemberName << (quint16)0 << (quint16)name.length() << name.toStdString();
name = "";
}
msg << tag << quint16(name.length()) << name.toStdString();
switch (tag) {
case OpAttrs:
case JobAttrs:
@ -377,6 +383,26 @@ void IppMsg::encode_attr(Bytestream& msg, quint8 tag, QString name, QJsonValueRe
msg << (quint16)8 << low << high;
break;
}
case BeginCollection:
{
msg << (quint16)0; // length of value
if(value.isObject())
{
QJsonObject collection = value.toObject();
foreach(QString key, collection.keys())
{
encode_attr(msg, collection[key].toObject()["tag"].toInt(), key,
collection[key].toObject()["value"], true);
}
}
else
{
// TODO add support for 1-setOf in collections
Q_ASSERT("FIXME-array");
}
msg << (quint8)EndCollection << (quint16)0 << (quint16)0;
break;
}
case OctetStringUnknown:
case TextWithLanguage:
case NameWithLanguage:

2
src/ippmsg.h
View file

@ -85,7 +85,7 @@ private:
QJsonArray get_unnamed_attributes(Bytestream& data);
QJsonValue collect_attributes(QJsonArray& attrs);
QString consume_attribute(QJsonObject& attrs, Bytestream& data);
void encode_attr(Bytestream& msg, quint8 tag, QString name, QJsonValueRef value);
void encode_attr(Bytestream& msg, quint8 tag, QString name, QJsonValue value, bool subCollection=false);
quint8 _majVsn;
quint8 _minVsn;