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-rwxr-xr-xhicn-light/src/core/wldr.h52
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diff --git a/hicn-light/src/core/wldr.h b/hicn-light/src/core/wldr.h
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+/*
+ * Copyright (c) 2017-2019 Cisco and/or its affiliates.
+ * Licensed 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.
+ */
+
+#ifndef wldr_h
+#define wldr_h
+
+#include <src/config.h>
+#include <src/core/connection.h>
+#include <src/core/message.h>
+
+#define BUFFER_SIZE 8192
+#define MAX_RTX 3
+#define WLDR_LBL 13
+#define WLDR_NOTIFICATION 14
+#define WLDR_UNKNOWN 15
+
+// NORMAL PACKET or RETRASMISSION
+// WLDR_LBL: label = window size in the TCP header
+// NOTIFICATION
+// WLDR_NOTIFICATION: expected_label = window size in the TCP header,
+// last_received_label = urgent pointer in the TCP header
+// ATTENTION!!! in order to detect a notificaiton the
+// source and destination ports must be set to 0
+
+struct wldr_state;
+typedef struct wldr_state Wldr;
+
+Wldr *wldr_Init();
+
+void wldr_Destroy(Wldr **wldrPtr);
+
+void wldr_ResetState(Wldr *wldr);
+
+void wldr_SetLabel(Wldr *wldr, Message *message);
+
+void wldr_DetectLosses(Wldr *wldr, const Connection *conn, Message *message);
+
+void wldr_HandleWldrNotification(Wldr *wldr, const Connection *conn,
+ Message *message);
+#endif // wldr_h