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Diffstat (limited to 'include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h')
-rw-r--r--include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h21
1 files changed, 20 insertions, 1 deletions
diff --git a/include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h b/include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h
index 35e5a05..33dcf0d 100644
--- a/include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h
+++ b/include/libnetfilter_conntrack/libnetfilter_conntrack_icmp.h
@@ -8,6 +8,25 @@
#ifndef _LIBNETFILTER_CONNTRACK_ICMP_H_
#define _LIBNETFILTER_CONNTRACK_ICMP_H_
-#warning "Please, remove libnetfilter_conntrack_icmp.h from your includes!"
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/* WARNING: do not use these flags in your new applications, they are obsolete
+ * and we keep them here to avoid breaking backward compatibility. */
+enum icmp_flags {
+ ICMP_TYPE_BIT = 0,
+ ICMP_TYPE = (1 << ICMP_TYPE_BIT),
+
+ ICMP_CODE_BIT = 1,
+ ICMP_CODE = (1 << ICMP_CODE_BIT),
+
+ ICMP_ID_BIT = 2,
+ ICMP_ID = (1 << ICMP_ID_BIT)
+};
+
+#ifdef __cplusplus
+}
+#endif
#endif