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2023-12-11 1f93a7dfd1f8d5ff7a5c53246c7534fe2332d6f4

 kernel/include/uapi/linux/tipc.h
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@@ -190,6 +190,8 @@
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 #define TIPC_MCAST_REPLICAST    134     /* Default: TIPC selects. No arg */
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 #define TIPC_GROUP_JOIN         135     /* Takes struct tipc_group_req* */
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 #define TIPC_GROUP_LEAVE        136     /* No argument */
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+#define TIPC_SOCK_RECVQ_USED    137     /* Default: none (read only) */
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+#define TIPC_NODELAY            138     /* Default: false */
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 /*
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  * Flag values
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@@ -231,6 +233,29 @@
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 	char node_id[TIPC_NODEID_LEN];
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 };
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+/*
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+ * TIPC Crypto, AEAD
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+ */
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+#define TIPC_AEAD_ALG_NAME		(32)
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+
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+struct tipc_aead_key {
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+	char alg_name[TIPC_AEAD_ALG_NAME];
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+	unsigned int keylen;	/* in bytes */
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+	char key[];
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+};
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+
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+#define TIPC_AEAD_KEYLEN_MIN		(16 + 4)
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+#define TIPC_AEAD_KEYLEN_MAX		(32 + 4)
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+#define TIPC_AEAD_KEY_SIZE_MAX		(sizeof(struct tipc_aead_key) + \
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+							TIPC_AEAD_KEYLEN_MAX)
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+
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+static inline int tipc_aead_key_size(struct tipc_aead_key *key)
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+{
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+	return sizeof(*key) + key->keylen;
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+}
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+
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+#define TIPC_REKEYING_NOW		(~0U)
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+
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 /* The macros and functions below are deprecated:
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  */
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