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diff --git a/epan/dissectors/packet-bpsec.h b/epan/dissectors/packet-bpsec.h
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+++ b/epan/dissectors/packet-bpsec.h
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+/* packet-bpv7.h
+ * Definitions for Bundle Protocol Version 7 Security (BPSec) dissection
+ * References:
+ *     RFC 9172: https://www.rfc-editor.org/rfc/rfc9172.html
+ *
+ * Copyright 2019-2021, Brian Sipos <brian.sipos@gmail.com>
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * SPDX-License-Identifier: LGPL-2.1-or-later
+ */
+#ifndef PACKET_BPSEC_H
+#define PACKET_BPSEC_H
+
+#include <ws_symbol_export.h>
+#include <epan/tvbuff.h>
+#include <epan/proto.h>
+#include <epan/expert.h>
+#include <glib.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * BPSec per-context parameter types and result types are registered with the
+ * dissector table "bpsec.param" and "bpsec.result" respectively.
+ * Both use bpsec_id_t* table keys, to identify both the context and the type
+ * code points.
+ */
+
+/** Abstract Security Block Security Context Flags.
+ * RFC 9172 Section 3.6.
+ */
+typedef enum {
+    /// Security Context Parameters present
+    BPSEC_ASB_HAS_PARAMS = 0x01,
+} BpsecAsbFlag;
+
+/// Parameter/Result dissector lookup
+typedef struct {
+    /// Security context ID
+    gint64 context_id;
+    /// Parameter/Result ID
+    gint64 type_id;
+} bpsec_id_t;
+
+/** Construct a new ID.
+ */
+WS_DLL_PUBLIC
+bpsec_id_t * bpsec_id_new(wmem_allocator_t *alloc, gint64 context_id, gint64 type_id);
+
+/** Function to match the GDestroyNotify signature.
+ */
+WS_DLL_PUBLIC
+void bpsec_id_free(wmem_allocator_t *alloc, gpointer ptr);
+
+/** Function to match the GCompareFunc signature.
+ */
+WS_DLL_PUBLIC
+gboolean bpsec_id_equal(gconstpointer a, gconstpointer b);
+
+/** Function to match the GHashFunc signature.
+ */
+WS_DLL_PUBLIC
+guint bpsec_id_hash(gconstpointer key);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* PACKET_BPSEC_H */