Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / include / net / netfilter / nf_tables_core.h

diff --git a/kernel/include/net/netfilter/nf_tables_core.h b/kernel/include/net/netfilter/nf_tables_core.h
new file mode 100644 (file)
index 0000000..c6f400c
--- /dev/null
+++ b/kernel/include/net/netfilter/nf_tables_core.h
@@ -0,0 +1,55 @@
+#ifndef _NET_NF_TABLES_CORE_H
+#define _NET_NF_TABLES_CORE_H
+
+int nf_tables_core_module_init(void);
+void nf_tables_core_module_exit(void);
+
+int nft_immediate_module_init(void);
+void nft_immediate_module_exit(void);
+
+struct nft_cmp_fast_expr {
+       u32                     data;
+       enum nft_registers      sreg:8;
+       u8                      len;
+};
+
+/* Calculate the mask for the nft_cmp_fast expression. On big endian the
+ * mask needs to include the *upper* bytes when interpreting that data as
+ * something smaller than the full u32, therefore a cpu_to_le32 is done.
+ */
+static inline u32 nft_cmp_fast_mask(unsigned int len)
+{
+       return cpu_to_le32(~0U >> (FIELD_SIZEOF(struct nft_cmp_fast_expr,
+                                               data) * BITS_PER_BYTE - len));
+}
+
+extern const struct nft_expr_ops nft_cmp_fast_ops;
+
+int nft_cmp_module_init(void);
+void nft_cmp_module_exit(void);
+
+int nft_lookup_module_init(void);
+void nft_lookup_module_exit(void);
+
+int nft_dynset_module_init(void);
+void nft_dynset_module_exit(void);
+
+int nft_bitwise_module_init(void);
+void nft_bitwise_module_exit(void);
+
+int nft_byteorder_module_init(void);
+void nft_byteorder_module_exit(void);
+
+struct nft_payload {
+       enum nft_payload_bases  base:8;
+       u8                      offset;
+       u8                      len;
+       enum nft_registers      dreg:8;
+};
+
+extern const struct nft_expr_ops nft_payload_fast_ops;
+
+int nft_payload_module_init(void);
+void nft_payload_module_exit(void);
+
+#endif /* _NET_NF_TABLES_CORE_H */