SSL: Add methods to access the tags of the subject and issuer of a cert

Add methods that return a list of the tags in use in a certificate
issuer or subject. This means that unknown elements of these fields can
be accessed.

Change-Id: I588989e34f541b1d31cc9e97f5a85d1624ece1b1
Merge-request: 18
Reviewed-by: Peter Hartmann <peter.hartmann@nokia.com>
Reviewed-on: http://codereview.qt.nokia.com/1451

2 files changed, 40 insertions, 0 deletions

diff --git a/src/network/ssl/qsslcertificate.cpp b/src/network/ssl/qsslcertificate.cpp
index 2e5b313d4e..9cc74c633c 100644
--- a/src/network/ssl/qsslcertificate.cpp
+++ b/src/network/ssl/qsslcertificate.cpp
@@ -386,6 +386,44 @@ QStringList QSslCertificate::subjectInfo(const QByteArray &tag) const
 }
 
 /*!
+    Returns a list of the tags that have values in the subject
+    information of this certificate. The information associated
+    with a given tag can be accessed using the subjectInfo()
+    method. Note that this list may include the OIDs for any
+    elements that are not known by the SSL backend.
+
+    \sa subjectInfo()
+*/
+QList<QByteArray> QSslCertificate::subjectInfoTags() const
+{
+    // lazy init
+    if (d->subjectInfo.isEmpty() && d->x509)
+        d->subjectInfo =
+                _q_mapFromX509Name(q_X509_get_subject_name(d->x509));
+
+    return d->subjectInfo.uniqueKeys();
+}
+
+/*!
+    Returns a list of the tags that have values in the issuer
+    information of this certificate. The information associated
+    with a given tag can be accessed using the issuerInfo()
+    method. Note that this list may include the OIDs for any
+    elements that are not known by the SSL backend.
+
+    \sa subjectInfo()
+*/
+QList<QByteArray> QSslCertificate::issuerInfoTags() const
+{
+    // lazy init
+    if (d->issuerInfo.isEmpty() && d->x509)
+        d->issuerInfo =
+                _q_mapFromX509Name(q_X509_get_issuer_name(d->x509));
+
+    return d->issuerInfo.uniqueKeys();
+}
+
+/*!
   Returns the list of alternative subject names for this
   certificate. The alternate subject names typically contain host
   names, optionally with wildcards, that are valid for this
diff --git a/src/network/ssl/qsslcertificate.h b/src/network/ssl/qsslcertificate.h
index 8abaa3f73e..b038a6ab88 100644
--- a/src/network/ssl/qsslcertificate.h
+++ b/src/network/ssl/qsslcertificate.h
@@ -103,6 +103,8 @@ public:
     QStringList issuerInfo(const QByteArray &tag) const;
     QStringList subjectInfo(SubjectInfo info) const;
     QStringList subjectInfo(const QByteArray &tag) const;
+    QList<QByteArray> subjectInfoTags() const;
+    QList<QByteArray> issuerInfoTags() const;
     QMultiMap<QSsl::AlternateNameEntryType, QString> alternateSubjectNames() const;
     QDateTime effectiveDate() const;
     QDateTime expiryDate() const;