From 83a329cbe139c9980167b9390fcabc1b851e1efc Mon Sep 17 00:00:00 2001
From: Jeremy Lainé <jeremy.laine@m4x.org>
Date: Wed, 10 Nov 2010 11:10:10 +0000
Subject: slightly refactor SASL auth to make QXmppSaslDigestMd5 class more
 generic

---
 src/QXmppSaslAuth.cpp | 29 +++++++++++++++++++++++++++--
 1 file changed, 27 insertions(+), 2 deletions(-)

(limited to 'src/QXmppSaslAuth.cpp')

diff --git a/src/QXmppSaslAuth.cpp b/src/QXmppSaslAuth.cpp
index 89f4edd4..4a7453d8 100644
--- a/src/QXmppSaslAuth.cpp
+++ b/src/QXmppSaslAuth.cpp
@@ -79,6 +79,16 @@ void QXmppSaslDigestMd5::setNonce(const QByteArray &nonce)
     m_nonce = nonce;
 }
 
+QByteArray QXmppSaslDigestMd5::qop() const
+{
+    return m_qop;
+}
+
+void QXmppSaslDigestMd5::setQop(const QByteArray &qop)
+{
+    m_qop = qop;
+}
+
 QByteArray QXmppSaslDigestMd5::realm() const
 {
     return m_realm;
@@ -113,6 +123,11 @@ QByteArray QXmppSaslDigestMd5::generateNonce()
     return nonce.toBase64();
 }
 
+/// Calculate digest response for use with XMPP/SASL.
+///
+/// \param A2
+///
+
 QByteArray QXmppSaslDigestMd5::calculateDigest(const QByteArray &A2) const
 {
     const QByteArray a1 = m_username + ':' + m_realm + ':' + m_password;
@@ -122,11 +137,21 @@ QByteArray QXmppSaslDigestMd5::calculateDigest(const QByteArray &A2) const
     if (!m_authzid.isEmpty())
         ha1 += ':' + m_authzid;
 
-    QByteArray A1(ha1);
+    return calculateDigest(ha1, A2);
+}
+
+/// Calculate generic digest response.
+///
+/// \param A1
+/// \param A2
+///
+
+QByteArray QXmppSaslDigestMd5::calculateDigest(const QByteArray &A1, const QByteArray &A2) const
+{
     QByteArray HA1 = QCryptographicHash::hash(A1, QCryptographicHash::Md5).toHex();
     QByteArray HA2 = QCryptographicHash::hash(A2, QCryptographicHash::Md5).toHex();
     QByteArray KD = HA1 + ':' + m_nonce + ':' + m_nc + ':' + m_cnonce + ':'
-                    + "auth" + ':' + HA2;
+                    + m_qop + ':' + HA2;
     return QCryptographicHash::hash(KD, QCryptographicHash::Md5).toHex();
 }
 
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