- Define iphdr structure to build busybox/ping
- Add missing includes
Signed-off-by: Alex Samorukov <[email protected]>
---
networking/ping.c | 39 +++++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/networking/ping.c b/networking/ping.c
index c4a15e06e..a3cc9c8cf 100644
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -122,6 +122,10 @@
//usage: "round-trip min/avg/max = 20.1/20.1/20.1 ms\n"
#include <net/if.h>
+#ifdef __FreeBSD__
+#include <netinet/in.h> /* struct ip and friends */
+#include <netinet/ip.h>
+#endif
#include <netinet/ip_icmp.h>
#include "libbb.h"
#include "common_bufsiz.h"
@@ -160,6 +164,41 @@
# endif
#endif
+#if defined(__FreeBSD__)
+/**
+ * On BSD the IPv4 struct is called struct ip and instead of iXX
+ * the members are called ip_XX. One could change this code to use
+ * struct ip but that would require to define _BSD_SOURCE and that
+ * might have other complications. Instead make sure struct iphdr
+ * is present on FreeBSD. The below is taken from GLIBC.
+ *
+ * The GNU C Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ */
+struct iphdr
+ {
+#if BYTE_ORDER == LITTLE_ENDIAN
+ unsigned int ihl:4;
+ unsigned int version:4;
+#elif BYTE_ORDER == BIG_ENDIAN
+ unsigned int version:4;
+ unsigned int ihl:4;
+#endif
+ u_int8_t tos;
+ u_int16_t tot_len;
+ u_int16_t id;
+ u_int16_t frag_off;
+ u_int8_t ttl;
+ u_int8_t protocol;
+ u_int16_t check;
+ u_int32_t saddr;
+ u_int32_t daddr;
+ /*The options start here. */
+ };
+#endif
+
enum {
DEFDATALEN = 56,
MAXIPLEN = 60,
--
2.29.1
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