musl-compat: avoid kernel header conflicts

[project/firewall3.git] / iptables.h

diff --git a/iptables.h b/iptables.h
index a6d1024..491e598 100644 (file)
--- a/iptables.h
+++ b/iptables.h
@@ -1,7 +1,7 @@
 /*
  * firewall3 - 3rd OpenWrt UCI firewall implementation
  *
- *   Copyright (C) 2013 Jo-Philipp Wich <jow@openwrt.org>
+ *   Copyright (C) 2013 Jo-Philipp Wich <jo@mein.io>
  *
  * Permission to use, copy, modify, and/or distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -19,6 +19,11 @@
 #ifndef __FW3_IPTABLES_H
 #define __FW3_IPTABLES_H
 
+#define _GNU_SOURCE /* RTLD_NEXT */
+
+#define _LINUX_IF_H
+#define _LINUX_IN_H
+#define _LINUX_IN6_H
 #include <libiptc/libiptc.h>
 #include <libiptc/libip6tc.h>
 #include <xtables.h>
@@ -30,11 +35,8 @@
 
 #include "options.h"
 
-#define FW3_ID_MAGIC   0x66773300      /* 'f' 'w' '3' */
-#define FW3_ID_MASK            0xffffff00
-
 /* xtables interface */
-#if (XTABLES_VERSION_CODE == 10)
+#if (XTABLES_VERSION_CODE == 10 || XTABLES_VERSION_CODE == 11)
 # include "xtables-10.h"
 #elif (XTABLES_VERSION_CODE == 5)
 # include "xtables-5.h"
@@ -42,10 +44,16 @@
 # error "Unsupported xtables version"
 #endif
 
+#ifndef DISABLE_STATIC_EXTENSIONS
 /* libipt*ext.so interfaces */
 extern void init_extensions(void);
 extern void init_extensions4(void);
 extern void init_extensions6(void);
+#else
+static inline void init_extensions(void) { }
+static inline void init_extensions4(void) { }
+static inline void init_extensions6(void) { }
+#endif
 
 /* Required by certain extensions like SNAT and DNAT */
 extern int kernel_version;
@@ -55,9 +63,6 @@ struct fw3_ipt_handle {
        enum fw3_family family;
        enum fw3_table table;
        void *handle;
-
-       int libc;
-       void **libv;
 };
 
 struct fw3_ipt_rule {
@@ -71,8 +76,6 @@ struct fw3_ipt_rule {
        struct xtables_rule_match *matches;
        struct xtables_target *target;
 
-       int id;
-
        int argc;
        char **argv;
 
@@ -165,4 +168,7 @@ fw3_ipt_rule_target(struct fw3_ipt_rule *r, const char *fmt, ...)
        fw3_ipt_rule_addarg(r, false, "-j", buf);
 }
 
+void xtables_register_match(struct xtables_match *me);
+void xtables_register_target(struct xtables_target *me);
+
 #endif