LU-9680 utils: add netlink infrastructure

[fs/lustre-release.git] / lnet / include / uapi / linux / lnet / lnet-nl.h

diff --git a/lnet/include/uapi/linux/lnet/lnet-nl.h b/lnet/include/uapi/linux/lnet/lnet-nl.h
new file mode 100644 (file)
index 0000000..de354fb
--- /dev/null
+++ b/lnet/include/uapi/linux/lnet/lnet-nl.h
@@ -0,0 +1,66 @@
+/*
+ * LGPL HEADER START
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library.
+ *
+ * LGPL HEADER END
+ *
+ */
+/* Copyright (c) 2021,  UT-Battelle, LLC
+ *
+ * Author: James Simmons <jsimmons@infradead.org>
+ */
+
+#ifndef __UAPI_LNET_NL_H__
+#define __UAPI_LNET_NL_H__
+
+#include <linux/types.h>
+
+enum lnet_nl_key_format {
+       /* Is it FLOW or BLOCK */
+       LNKF_FLOW               = 1,
+       /* Is it SEQUENCE or MAPPING */
+       LNKF_MAPPING            = 2,
+       LNKF_SEQUENCE           = 4,
+};
+
+enum lnet_nl_scalar_attrs {
+       LN_SCALAR_ATTR_UNSPEC = 0,
+       LN_SCALAR_ATTR_LIST,
+
+       LN_SCALAR_ATTR_LIST_SIZE,
+       LN_SCALAR_ATTR_INDEX,
+       LN_SCALAR_ATTR_NLA_TYPE,
+       LN_SCALAR_ATTR_VALUE,
+       LN_SCALAR_ATTR_KEY_FORMAT,
+
+       __LN_SCALAR_ATTR_LAST,
+};
+
+#define LN_SCALAR_CNT (__LN_SCALAR_ATTR_LAST - 1)
+
+struct ln_key_props {
+       char                    *lkp_values;
+       __u16                   lkp_key_format;
+       __u16                   lkp_data_type;
+};
+
+struct ln_key_list {
+       __u16                   lkl_maxattr;
+       struct ln_key_props     lkl_list[];
+};
+
+#endif /* __UAPI_LNET_NL_H__ */