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-rw-r--r--src/compat/compat.h18
1 files changed, 18 insertions, 0 deletions
diff --git a/src/compat/compat.h b/src/compat/compat.h
index 34d6d9e..ab22fa4 100644
--- a/src/compat/compat.h
+++ b/src/compat/compat.h
@@ -843,6 +843,24 @@ static inline void skb_mark_not_on_list(struct sk_buff *skb)
#define cpu_have_named_feature(name) (elf_hwcap & (HWCAP_ ## name))
#endif
+#if LINUX_VERSION_CODE < KERNEL_VERSION(4, 1, 0)
+#include <linux/stddef.h>
+#ifndef offsetofend
+#define offsetofend(TYPE, MEMBER) (offsetof(TYPE, MEMBER) + sizeof(((TYPE *)0)->MEMBER))
+#endif
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(5, 5, 0)
+#define genl_dumpit_info(cb) ({ \
+ struct { struct nlattr **attrs; } *a = (void *)((u8 *)cb->args + offsetofend(struct dump_ctx, next_allowedip)); \
+ BUILD_BUG_ON(sizeof(cb->args) < offsetofend(struct dump_ctx, next_allowedip) + sizeof(*a)); \
+ a->attrs = genl_family_attrbuf(&genl_family); \
+ if (nlmsg_parse(cb->nlh, GENL_HDRLEN + genl_family.hdrsize, a->attrs, genl_family.maxattr, device_policy, NULL) < 0) \
+ memset(a->attrs, 0, (genl_family.maxattr + 1) * sizeof(struct nlattr *)); \
+ a; \
+})
+#endif
+
#if defined(ISUBUNTU1604)
#include <linux/siphash.h>
#ifndef _WG_LINUX_SIPHASH_H