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diff --git a/sandbox/sebastien/cpp/apr-2/modules/http/openauth.hpp b/sandbox/sebastien/cpp/apr-2/modules/http/openauth.hpp
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+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+/* $Rev$ $Date$ */
+
+#ifndef tuscany_openauth_hpp
+#define tuscany_openauth_hpp
+
+/**
+ * Tuscany Open auth support utility functions.
+ */
+
+#include "string.hpp"
+#include "stream.hpp"
+#include "list.hpp"
+#include "tree.hpp"
+#include "value.hpp"
+#include "monad.hpp"
+#include "../json/json.hpp"
+#include "../http/httpd.hpp"
+#include "../http/http.hpp"
+
+namespace tuscany {
+namespace openauth {
+
+/**
+ * Return the session id from a request.
+ */
+const char* cookieName(const char* cs) {
+    if (*cs != ' ')
+        return cs;
+    return cookieName(cs + 1);
+}
+const maybe<string> sessionID(const list<string> c) {
+    if (isNil(c))
+        return maybe<string>();
+    const string cn = cookieName(c_str(car(c)));
+    const size_t i = find(cn, "=");
+    if (i < length(cn)) {
+        const list<string> kv = mklist<string>(substr(cn, 0, i), substr(cn, i+1));
+        if (!isNil(kv) && !isNil(cdr(kv))) {
+            if (car(kv) == "TuscanyOpenAuth")
+                return cadr(kv);
+        }
+    }
+    return sessionID(cdr(c));
+}
+
+const maybe<string> sessionID(const request_rec* r) {
+    const char* c = apr_table_get(r->headers_in, "Cookie");
+    debug(c, "openauth::sessionid::cookies");
+    if (c == NULL)
+        return maybe<string>();
+    return sessionID(tokenize(";", c));
+}
+
+/**
+ * Convert a session id to a cookie string.
+ */
+const string cookie(const string& sid) {
+    const time_t t = time(NULL) + 86400;
+    char exp[32];
+    strftime(exp, 32, "%a, %d-%b-%Y %H:%M:%S GMT", gmtime(&t));
+    const string c = string("TuscanyOpenAuth=") + sid + string(";path=/;expires=" + string(exp)) + ";secure=TRUE";
+    debug(c, "openauth::cookie");
+    return c;
+}
+
+/**
+ * Redirect to the configured login page.
+ */
+const failable<int> login(const string& page, request_rec* r) {
+    const list<list<value> > largs = mklist<list<value> >(mklist<value>("openauth_referrer", httpd::escape(httpd::url(r->uri, r))));
+    const string loc = httpd::url(page, r) + string("?") + httpd::queryString(largs);
+    debug(loc, "openauth::login::uri");
+    return httpd::externalRedirect(loc, r);
+}
+
+}
+}
+
+#endif /* tuscany_openauth_hpp */