ss: add checks for bc filter support

[mirror_iproute2.git] / misc / ss_util.h

diff --git a/misc/ss_util.h b/misc/ss_util.h
new file mode 100644 (file)
index 0000000..f7e40bb
--- /dev/null
+++ b/misc/ss_util.h
@@ -0,0 +1,22 @@
+#ifndef __SS_UTIL_H__
+#define __SS_UTIL_H__
+
+#include <linux/sock_diag.h>
+#include <linux/inet_diag.h>
+
+#define MAGIC_SEQ 123456
+
+#define DIAG_REQUEST(_req, _r)                                             \
+       struct {                                                            \
+               struct nlmsghdr nlh;                                        \
+               _r;                                                         \
+       } _req = {                                                          \
+               .nlh = {                                                    \
+                       .nlmsg_type = SOCK_DIAG_BY_FAMILY,                  \
+                       .nlmsg_flags = NLM_F_ROOT|NLM_F_MATCH|NLM_F_REQUEST,\
+                       .nlmsg_seq = MAGIC_SEQ,                             \
+                       .nlmsg_len = sizeof(_req),                          \
+               },                                                          \
+       }
+
+#endif /* __SS_UTIL_H__ */