Fix CMake Unity (Jumbo) builds

Move clashing constants to QWebSocketPrivate.

Task-number: QTBUG-109394
Change-Id: I6d22f2134683c2fb65b79732b991c7ff05338a8c
Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io>
(cherry picked from commit af5712d929295bc88ddc2c85754da59dbab9a8eb)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

3 files changed, 9 insertions, 10 deletions

diff --git a/src/websockets/qwebsocket_p.cpp b/src/websockets/qwebsocket_p.cpp
index f08bf3b..9fef0c3 100644
--- a/src/websockets/qwebsocket_p.cpp
+++ b/src/websockets/qwebsocket_p.cpp
@@ -37,8 +37,6 @@ QT_BEGIN_NAMESPACE
 
 namespace {
 
-constexpr int MAX_HEADERLINE_LENGTH = 8 * 1024; // maximum length of a http request header line
-constexpr int MAX_HEADERLINES = 100;            // maximum number of http request header lines
 constexpr quint64 MAX_OUTGOING_FRAME_SIZE_IN_BYTES = std::numeric_limits<int>::max() - 1;
 constexpr quint64 DEFAULT_OUTGOING_FRAME_SIZE_IN_BYTES = 512 * 512 * 2; // default size of a frame when sending a message
 
diff --git a/src/websockets/qwebsocket_p.h b/src/websockets/qwebsocket_p.h
index 08be774..e78970d 100644
--- a/src/websockets/qwebsocket_p.h
+++ b/src/websockets/qwebsocket_p.h
@@ -75,6 +75,12 @@ public:
                                QWebSocketProtocol::Version version);
     ~QWebSocketPrivate() override;
 
+    // both constants are taken from the default settings of Apache
+    // see: http://httpd.apache.org/docs/2.2/mod/core.html#limitrequestfieldsize and
+    // http://httpd.apache.org/docs/2.2/mod/core.html#limitrequestfields
+    static constexpr int MAX_HEADERLINE_LENGTH = 8 * 1024; // maximum length of a http request header line
+    static constexpr int MAX_HEADERLINES = 100;            // maximum number of http request header lines
+
     void init();
     void abort();
     QAbstractSocket::SocketError error() const;
diff --git a/src/websockets/qwebsocketserver_p.cpp b/src/websockets/qwebsocketserver_p.cpp
index a0afd10..c8a2e87 100644
--- a/src/websockets/qwebsocketserver_p.cpp
+++ b/src/websockets/qwebsocketserver_p.cpp
@@ -21,12 +21,6 @@
 
 QT_BEGIN_NAMESPACE
 
-//both constants are taken from the default settings of Apache
-//see: http://httpd.apache.org/docs/2.2/mod/core.html#limitrequestfieldsize and
-//http://httpd.apache.org/docs/2.2/mod/core.html#limitrequestfields
-const int MAX_HEADERLINE_LENGTH = 8 * 1024; //maximum length of a http request header line
-const int MAX_HEADERLINES = 100;            //maximum number of http request header lines
-
 /*!
     \internal
  */
@@ -455,7 +449,8 @@ void QWebSocketServerPrivate::handshakeReceived()
     if (endOfHeaderIndex < 0) {
         //then we don't have our header complete yet
         //check that no one is trying to exhaust our virtual memory
-        const qint64 maxHeaderLength = MAX_HEADERLINE_LENGTH * MAX_HEADERLINES + endOfHeaderMarker.size();
+        const qint64 maxHeaderLength = QWebSocketPrivate::MAX_HEADERLINE_LENGTH
+            * QWebSocketPrivate::MAX_HEADERLINES + endOfHeaderMarker.size();
         if (Q_UNLIKELY(byteAvailable > maxHeaderLength)) {
             pTcpSocket->close();
             setError(QWebSocketProtocol::CloseCodeTooMuchData,
@@ -490,7 +485,7 @@ void QWebSocketServerPrivate::handshakeReceived()
     }
 
     QWebSocketHandshakeRequest request(pTcpSocket->peerPort(), isSecure);
-    request.readHandshake(header, MAX_HEADERLINE_LENGTH);
+    request.readHandshake(header, QWebSocketPrivate::MAX_HEADERLINE_LENGTH);
 
     if (request.isValid()) {
         QWebSocketCorsAuthenticator corsAuthenticator(request.origin());