From: Jean-Tiare Le Bigot <jt@yadutaf.fr>
Date: Mon, 28 Mar 2016 15:14:12 +0000 (+0000)
Subject: solisten: clean endian conversion hack
X-Git-Tag: v0.2.0~130^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bf330147212693694268013a9da66e7de86582cb;p=platform%2Fupstream%2Fbcc.git

solisten: clean endian conversion hack
---

diff --git a/tools/solisten.py b/tools/solisten.py
index 6ff3d4d..9797672 100644
--- a/tools/solisten.py
+++ b/tools/solisten.py
@@ -51,18 +51,6 @@ bpf_text = """
 #include <net/net_namespace.h>
 #include <bcc/proto.h>
 
-// Endian conversion. We can't use kernel version here as it uses inline
-// assembly, neither libc version as we can't import it here. Adapted from both.
-#if defined(__LITTLE_ENDIAN)
-#define bcc_be32_to_cpu(x) ((u32)(__builtin_bswap32)((x)))
-#define bcc_be64_to_cpu(x) ((u64)(__builtin_bswap64)((x)))
-#elif defined(__BIG_ENDIAN)
-#define bcc_be32_to_cpu(x) (x)
-#define bcc_be64_to_cpu(x) (x)
-#else
-#error Host endianness not defined
-#endif
-
 // Common structure for UDP/TCP IPv4/IPv6
 struct listen_evt_t {
     u64 ts_us;
@@ -117,11 +105,11 @@ int kprobe__inet_listen(struct pt_regs *ctx, struct socket *sock, int backlog)
         // Get IP
         if (family == AF_INET) {
             bpf_probe_read(evt.laddr, sizeof(u32), &(inet->inet_rcv_saddr));
-            evt.laddr[0] = bcc_be32_to_cpu(evt.laddr[0]);
+            evt.laddr[0] = be32_to_cpu(evt.laddr[0]);
         } else if (family == AF_INET6) {
             bpf_probe_read(evt.laddr, sizeof(evt.laddr), sk->__sk_common.skc_v6_rcv_saddr.in6_u.u6_addr32);
-            evt.laddr[0] = bcc_be64_to_cpu(evt.laddr[0]);
-            evt.laddr[1] = bcc_be64_to_cpu(evt.laddr[1]);
+            evt.laddr[0] = be64_to_cpu(evt.laddr[0]);
+            evt.laddr[1] = be64_to_cpu(evt.laddr[1]);
         }
 
         // Send event to userland