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--- include/linux/if_ether.h 2017-07-06 11:09:53.305214044 -0700
+++ include/linux/if_ether.h 2017-07-06 16:30:06.651369931 -0700
@@ -22,6 +22,7 @@
#define _LINUX_IF_ETHER_H
#include <linux/types.h>
+#include <linux/libc-compat.h>
/*
* IEEE 802.3 Ethernet magic constants. The frame sizes omit the preamble
@@ -142,11 +143,13 @@
* This is an Ethernet frame header.
*/
+#if __UAPI_DEF_ETHHDR
struct ethhdr {
unsigned char h_dest[ETH_ALEN]; /* destination eth addr */
unsigned char h_source[ETH_ALEN]; /* source ether addr */
__be16 h_proto; /* packet type ID field */
} __attribute__((packed));
+#endif
#endif /* _LINUX_IF_ETHER_H */
--- include/linux/if_tunnel.h 2017-07-06 11:09:53.305214044 -0700
+++ include/linux/if_tunnel.h 2017-07-06 16:32:23.814172660 -0700
@@ -2,7 +2,6 @@
#define _IF_TUNNEL_H_
#include <linux/types.h>
-#include <linux/if.h>
#include <linux/ip.h>
#include <linux/in6.h>
#include <asm/byteorder.h>
--- include/linux/ip6_tunnel.h 2017-07-06 11:09:53.303214021 -0700
+++ include/linux/ip6_tunnel.h 2017-07-06 16:33:41.630158864 -0700
@@ -2,7 +2,6 @@
#define _IP6_TUNNEL_H
#include <linux/types.h>
-#include <linux/if.h> /* For IFNAMSIZ. */
#include <linux/in6.h> /* For struct in6_addr. */
#define IPV6_TLV_TNL_ENCAP_LIMIT 4
--- include/linux/kernel.h 2017-07-06 11:09:53.303214021 -0700
+++ include/linux/kernel.h 2017-07-06 16:30:06.650369918 -0700
@@ -1,7 +1,9 @@
#ifndef _LINUX_KERNEL_H
#define _LINUX_KERNEL_H
+#ifdef __GLIBC__
#include <linux/sysinfo.h>
+#endif
/*
* 'kernel.h' contains some often-used function prototypes etc
--- include/linux/libc-compat.h 2017-07-06 11:09:53.302214010 -0700
+++ include/linux/libc-compat.h 2017-07-06 16:30:06.650369918 -0700
@@ -48,47 +48,57 @@
#ifndef _LIBC_COMPAT_H
#define _LIBC_COMPAT_H
-/* We have included glibc headers... */
-#if defined(__GLIBC__)
+/* We're used from userspace... */
+#if !defined(__KERNEL__)
-/* Coordinate with glibc net/if.h header. */
+/* Coordinate with libc net/if.h header. */
#if defined(_NET_IF_H) && defined(__USE_MISC)
-/* GLIBC headers included first so don't define anything
+/* libc headers included first so don't define anything
* that would already be defined. */
#define __UAPI_DEF_IF_IFCONF 0
#define __UAPI_DEF_IF_IFMAP 0
#define __UAPI_DEF_IF_IFNAMSIZ 0
#define __UAPI_DEF_IF_IFREQ 0
-/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 0
-/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
+/* If libc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
+#if !defined(__GLIBC__)
+#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 0
+#else
#ifndef __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
#endif /* __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO */
+#endif /* !defined(__GLIBC__) */
#else /* _NET_IF_H */
/* Linux headers included first, and we must define everything
- * we need. The expectation is that glibc will check the
+ * we need. The expectation is that libc will check the
* __UAPI_DEF_* defines and adjust appropriately. */
#define __UAPI_DEF_IF_IFCONF 1
#define __UAPI_DEF_IF_IFMAP 1
#define __UAPI_DEF_IF_IFNAMSIZ 1
#define __UAPI_DEF_IF_IFREQ 1
-/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 1
-/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
+/* If libc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
#endif /* _NET_IF_H */
-/* Coordinate with glibc netinet/in.h header. */
+/* Coordinate with libc netinet/if_ether.h */
+#ifdef _NETINET_IF_ETHER_H
+#define __UAPI_DEF_ETHHDR 0
+#else
+/* glibc uses __NETINET_IF_ETHER_H and uses the uapi header */
+#define __UAPI_DEF_ETHHDR 1
+#endif /* _NETINET_IF_ETHER_H */
+
+/* Coordinate with libc netinet/in.h header. */
#if defined(_NETINET_IN_H)
-/* GLIBC headers included first so don't define anything
+/* libc headers included first so don't define anything
* that would already be defined. */
#define __UAPI_DEF_IN_ADDR 0
#define __UAPI_DEF_IN_IPPROTO 0
@@ -98,15 +108,7 @@
#define __UAPI_DEF_IN_CLASS 0
#define __UAPI_DEF_IN6_ADDR 0
-/* The exception is the in6_addr macros which must be defined
- * if the glibc code didn't define them. This guard matches
- * the guard in glibc/inet/netinet/in.h which defines the
- * additional in6_addr macros e.g. s6_addr16, and s6_addr32. */
-#if defined(__USE_MISC) || defined (__USE_GNU)
#define __UAPI_DEF_IN6_ADDR_ALT 0
-#else
-#define __UAPI_DEF_IN6_ADDR_ALT 1
-#endif
#define __UAPI_DEF_SOCKADDR_IN6 0
#define __UAPI_DEF_IPV6_MREQ 0
#define __UAPI_DEF_IPPROTO_V6 0
@@ -117,7 +119,7 @@
#else
/* Linux headers included first, and we must define everything
- * we need. The expectation is that glibc will check the
+ * we need. The expectation is that libc will check the
* __UAPI_DEF_* defines and adjust appropriately. */
#define __UAPI_DEF_IN_ADDR 1
#define __UAPI_DEF_IN_IPPROTO 1
@@ -127,7 +129,7 @@
#define __UAPI_DEF_IN_CLASS 1
#define __UAPI_DEF_IN6_ADDR 1
-/* We unconditionally define the in6_addr macros and glibc must
+/* We unconditionally define the in6_addr macros and libc must
* coordinate. */
#define __UAPI_DEF_IN6_ADDR_ALT 1
#define __UAPI_DEF_SOCKADDR_IN6 1
@@ -168,18 +170,20 @@
/* If we did not see any headers from any supported C libraries,
* or we are being included in the kernel, then define everything
* that we need. */
-#else /* !defined(__GLIBC__) */
+#else /* defined(__KERNEL__) */
/* Definitions for if.h */
#define __UAPI_DEF_IF_IFCONF 1
#define __UAPI_DEF_IF_IFMAP 1
#define __UAPI_DEF_IF_IFNAMSIZ 1
#define __UAPI_DEF_IF_IFREQ 1
-/* Everything up to IFF_DYNAMIC, matches net/if.h until glibc 2.23 */
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS 1
-/* For the future if glibc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
+/* If libc adds IFF_LOWER_UP, IFF_DORMANT and IFF_ECHO */
#define __UAPI_DEF_IF_NET_DEVICE_FLAGS_LOWER_UP_DORMANT_ECHO 1
+/* Definitions for if/ether.h */
+#define __UAPI_DEF_ETHHDR 1
+
/* Definitions for in.h */
#define __UAPI_DEF_IN_ADDR 1
#define __UAPI_DEF_IN_IPPROTO 1
@@ -208,6 +212,6 @@
/* Definitions for xattr.h */
#define __UAPI_DEF_XATTR 1
-#endif /* __GLIBC__ */
+#endif /* defined(__KERNEL__) */
#endif /* _LIBC_COMPAT_H */
--- include/linux/netfilter_ipv4/ip_tables.h 2017-07-06 11:09:53.310214100 -0700
+++ include/linux/netfilter_ipv4/ip_tables.h 2017-07-06 16:38:57.526211238 -0700
@@ -17,7 +17,6 @@
#include <linux/types.h>
-#include <linux/if.h>
#include <linux/netfilter_ipv4.h>
#include <linux/netfilter/x_tables.h>
--- tc/f_flower.c 2017-07-06 11:09:53.289213865 -0700
+++ tc/f_flower.c 2017-07-06 16:36:04.967030780 -0700
@@ -15,7 +15,7 @@
#include <syslog.h>
#include <string.h>
#include <net/if.h>
-#include <linux/if_arp.h>
+#include <net/if_arp.h>
#include <linux/if_ether.h>
#include <linux/ip.h>
#include <linux/tc_act/tc_vlan.h>
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