1 files changed, 79 insertions, 0 deletions
diff --git a/contrib/wpa/src/common/ptksa_cache.h b/contrib/wpa/src/common/ptksa_cache.h
new file mode 100644
index 000000000000..28ef29144647
--- /dev/null
+++ b/contrib/wpa/src/common/ptksa_cache.h
@@ -0,0 +1,79 @@
+/*
+ * RSN PTKSA cache interface
+ *
+ * Copyright (C) 2019 Intel Corporation
+ *
+ * This software may be distributed under the terms of the BSD license.
+ * See README for more details.
+ */
+
+#ifndef PTKSA_CACHE_H
+#define PTKSA_CACHE_H
+
+#include "wpa_common.h"
+#include "defs.h"
+#include "list.h"
+
+/**
+ * struct ptksa_cache_entry - PTKSA cache entry
+ */
+struct ptksa_cache_entry {
+	struct dl_list list;
+	struct wpa_ptk ptk;
+	os_time_t expiration;
+	u32 cipher;
+	u8 addr[ETH_ALEN];
+};
+
+#ifdef CONFIG_PTKSA_CACHE
+
+struct ptksa_cache;
+
+struct ptksa_cache * ptksa_cache_init(void);
+void ptksa_cache_deinit(struct ptksa_cache *ptksa);
+struct ptksa_cache_entry * ptksa_cache_get(struct ptksa_cache *ptksa,
+					   const u8 *addr, u32 cipher);
+int ptksa_cache_list(struct ptksa_cache *ptksa, char *buf, size_t len);
+struct ptksa_cache_entry * ptksa_cache_add(struct ptksa_cache *ptksa,
+					   const u8 *addr, u32 cipher,
+					   u32 life_time,
+					   const struct wpa_ptk *ptk);
+void ptksa_cache_flush(struct ptksa_cache *ptksa, const u8 *addr, u32 cipher);
+
+#else /* CONFIG_PTKSA_CACHE */
+
+static inline struct ptksa_cache * ptksa_cache_init(void)
+{
+	return (struct ptksa_cache *) 1;
+}
+
+static inline void ptksa_cache_deinit(struct ptksa_cache *ptksa)
+{
+}
+
+static inline struct ptksa_cache_entry *
+ptksa_cache_get(struct ptksa_cache *ptksa, const u8 *addr, u32 cipher)
+{
+	return NULL;
+}
+
+static inline int ptksa_cache_list(struct ptksa_cache *ptksa,
+				   char *buf, size_t len)
+{
+	return -1;
+}
+
+static inline struct ptksa_cache_entry *
+ptksa_cache_add(struct ptksa_cache *ptksa, const u8 *addr, u32 cipher,
+		u32 life_time, const struct wpa_ptk *ptk)
+{
+	return NULL;
+}
+
+static inline void ptksa_cache_flush(struct ptksa_cache *ptksa,
+				     const u8 *addr, u32 cipher)
+{
+}
+
+#endif /* CONFIG_PTKSA_CACHE */
+#endif /* PTKSA_CACHE_H */