From 161e083b3239e3904b35b798c617f7be453164ce Mon Sep 17 00:00:00 2001
From: watal <watal.i27e@gmail.com>
Date: Thu, 20 Jul 2023 16:21:08 +0900
Subject: [PATCH] Fix format

---
 src/main.c       | 28 +++++++++++++++-------------
 src/xdp_consts.h |  2 +-
 src/xdp_map.h    |  5 +++--
 src/xdp_struct.h | 11 ++++++-----
 4 files changed, 25 insertions(+), 21 deletions(-)

diff --git a/src/main.c b/src/main.c
index e20757e..f32fd4a 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2023 NTT Communications Corporation
- * Copyright (c) 2023 Takeru Hayasaka 
+ * Copyright (c) 2023 Takeru Hayasaka
  */
 
 #define KBUILD_MODNAME "xdp_probe"
@@ -18,12 +18,13 @@
 
 #include "xdp_map.h"
 
-SEC("xdp")   
-int xdp_prog(struct xdp_md *ctx) {
-	void *data_end = (void *)(long)ctx->data_end;
-	void *data = (void *)(long)ctx->data;
-	__u32 probe_key = XDP_PASS;
-	struct ethhdr *eth = data;
+SEC("xdp")
+int xdp_prog(struct xdp_md *ctx)
+{
+    void *data_end = (void *)(long)ctx->data_end;
+    void *data = (void *)(long)ctx->data;
+    __u32 probe_key = XDP_PASS;
+    struct ethhdr *eth = data;
 
     if ((void *)(eth + 1) > data_end)
         return XDP_PASS;
@@ -62,11 +63,11 @@ int xdp_prog(struct xdp_md *ctx) {
     key.flags = srh->flags;
     key.tag = srh->tag;
 
-    for(int i=0; i<MAX_SEGMENTLIST_ENTRIES; i++ )
-    {   
-        if (!(i < key.lastEntry + 1) )
+    for (int i = 0; i < MAX_SEGMENTLIST_ENTRIES; i++)
+    {
+        if (!(i < key.lastEntry + 1))
             break;
-        
+
         if ((void *)(data + sizeof(struct ethhdr) + sizeof(struct ipv6hdr) + sizeof(struct srhhdr) + sizeof(struct in6_addr) * (i + 1) + 1) > data_end)
             break;
 
@@ -74,7 +75,8 @@ int xdp_prog(struct xdp_md *ctx) {
     }
 
     value = bpf_map_lookup_elem(&ipfix_probe_map, &key);
-    if (!value) {
+    if (!value)
+    {
         bpf_map_update_elem(&ipfix_probe_map, &key, &zero, BPF_NOEXIST);
         value = bpf_map_lookup_elem(&ipfix_probe_map, &key);
         if (!value)
@@ -82,7 +84,7 @@ int xdp_prog(struct xdp_md *ctx) {
     }
     (*value)++;
 
-	return XDP_PASS;
+    return XDP_PASS;
 }
 
 char _license[] SEC("license") = "MIT";
diff --git a/src/xdp_consts.h b/src/xdp_consts.h
index 5f4c753..d7b8e73 100644
--- a/src/xdp_consts.h
+++ b/src/xdp_consts.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2023 NTT Communications Corporation
- * Copyright (c) 2023 Takeru Hayasaka 
+ * Copyright (c) 2023 Takeru Hayasaka
  */
 
 #ifndef __XDP_CONSTS_H
diff --git a/src/xdp_map.h b/src/xdp_map.h
index 4371e85..0e6736a 100644
--- a/src/xdp_map.h
+++ b/src/xdp_map.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2023 NTT Communications Corporation
- * Copyright (c) 2023 Takeru Hayasaka 
+ * Copyright (c) 2023 Takeru Hayasaka
  */
 
 #ifndef __XDP_MAPS_H
@@ -12,7 +12,8 @@
 #include <bpf/bpf_endian.h>
 #include "xdp_consts.h"
 #include "xdp_struct.h"
-struct {
+struct
+{
     __uint(type, BPF_MAP_TYPE_LRU_HASH);
     __uint(max_entries, MAX_MAP_ENTRIES);
     __type(key, struct probe_data);
diff --git a/src/xdp_struct.h b/src/xdp_struct.h
index 34a01bb..2165448 100644
--- a/src/xdp_struct.h
+++ b/src/xdp_struct.h
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2023 NTT Communications Corporation
- * Copyright (c) 2023 Takeru Hayasaka 
+ * Copyright (c) 2023 Takeru Hayasaka
  */
 
 #ifndef __XDP_STRUCTS_H
@@ -25,10 +25,11 @@ struct srhhdr
     struct in6_addr segments[0];
 };
 
-struct probe_data {
-	__u8	h_dest[ETH_ALEN];
-	__u8	h_source[ETH_ALEN];
-	__be16		    h_proto;
+struct probe_data
+{
+    __u8 h_dest[ETH_ALEN];
+    __u8 h_source[ETH_ALEN];
+    __be16 h_proto;
     struct in6_addr v6_srcaddr;
     struct in6_addr v6_dstaddr;
     __u8 nextHdr;