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Message-ID: <20250105231900.6222-4-egyszeregy@freemail.hu>
Date: Mon, 6 Jan 2025 00:19:00 +0100
From: egyszeregy@...email.hu
To: fw@...len.de,
pablo@...filter.org,
lorenzo@...nel.org,
daniel@...earbox.net,
leitao@...ian.org,
amiculas@...co.com,
kadlec@...filter.org,
davem@...emloft.net,
dsahern@...nel.org,
edumazet@...gle.com,
kuba@...nel.org,
pabeni@...hat.com,
horms@...nel.org,
netfilter-devel@...r.kernel.org,
coreteam@...filter.org,
linux-kernel@...r.kernel.org,
netdev@...r.kernel.org
Cc: Benjamin Szőke <egyszeregy@...email.hu>
Subject: [PATCH v6 3/3] netfilter: x_tables: Adjust code style for xt_*.h/c and ipt_*.h files.
From: Benjamin Szőke <egyszeregy@...email.hu>
- Change to use u8, u16 and u32 types.
- Adjust tab indents
- Fix #define macros format
Signed-off-by: Benjamin Szőke <egyszeregy@...email.hu>
---
include/uapi/linux/netfilter/xt_dscp.h | 6 +++---
include/uapi/linux/netfilter/xt_rateest.h | 4 ++--
include/uapi/linux/netfilter/xt_tcpmss.h | 6 +++---
include/uapi/linux/netfilter_ipv4/ipt_ecn.h | 8 ++++----
include/uapi/linux/netfilter_ipv4/ipt_ttl.h | 3 +--
include/uapi/linux/netfilter_ipv6/ip6t_hl.h | 3 +--
net/netfilter/xt_dscp.c | 6 +++---
net/netfilter/xt_rateest.c | 4 ++--
net/netfilter/xt_tcpmss.c | 10 ++++------
9 files changed, 23 insertions(+), 27 deletions(-)
diff --git a/include/uapi/linux/netfilter/xt_dscp.h b/include/uapi/linux/netfilter/xt_dscp.h
index 01e8611cd26e..70d724612485 100644
--- a/include/uapi/linux/netfilter/xt_dscp.h
+++ b/include/uapi/linux/netfilter/xt_dscp.h
@@ -15,9 +15,9 @@
#include <linux/types.h>
-#define XT_DSCP_MASK 0xfc /* 11111100 */
-#define XT_DSCP_SHIFT 2
-#define XT_DSCP_MAX 0x3f /* 00111111 */
+#define XT_DSCP_MASK (0xfc) /* 11111100 */
+#define XT_DSCP_SHIFT (2)
+#define XT_DSCP_MAX (0x3f) /* 00111111 */
/* match info */
struct xt_dscp_info {
diff --git a/include/uapi/linux/netfilter/xt_rateest.h b/include/uapi/linux/netfilter/xt_rateest.h
index da9727fa527b..f719bd501d1a 100644
--- a/include/uapi/linux/netfilter/xt_rateest.h
+++ b/include/uapi/linux/netfilter/xt_rateest.h
@@ -22,8 +22,8 @@ enum xt_rateest_match_mode {
};
struct xt_rateest_match_info {
- char name1[IFNAMSIZ];
- char name2[IFNAMSIZ];
+ char name1[IFNAMSIZ];
+ char name2[IFNAMSIZ];
__u16 flags;
__u16 mode;
__u32 bps1;
diff --git a/include/uapi/linux/netfilter/xt_tcpmss.h b/include/uapi/linux/netfilter/xt_tcpmss.h
index 3ee4acaa6e03..ad858ae93e6a 100644
--- a/include/uapi/linux/netfilter/xt_tcpmss.h
+++ b/include/uapi/linux/netfilter/xt_tcpmss.h
@@ -4,11 +4,11 @@
#include <linux/types.h>
-#define XT_TCPMSS_CLAMP_PMTU 0xffff
+#define XT_TCPMSS_CLAMP_PMTU (0xffff)
struct xt_tcpmss_match_info {
- __u16 mss_min, mss_max;
- __u8 invert;
+ __u16 mss_min, mss_max;
+ __u8 invert;
};
struct xt_tcpmss_info {
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ecn.h b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
index a6d479aece21..0594dd49d13f 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ecn.h
@@ -16,10 +16,10 @@
#define ipt_ecn_info xt_ecn_info
-#define IPT_ECN_OP_SET_IP 0x01 /* set ECN bits of IPv4 header */
-#define IPT_ECN_OP_SET_ECE 0x10 /* set ECE bit of TCP header */
-#define IPT_ECN_OP_SET_CWR 0x20 /* set CWR bit of TCP header */
-#define IPT_ECN_OP_MASK 0xce
+#define IPT_ECN_OP_SET_IP (0x01) /* set ECN bits of IPv4 header */
+#define IPT_ECN_OP_SET_ECE (0x10) /* set ECE bit of TCP header */
+#define IPT_ECN_OP_SET_CWR (0x20) /* set CWR bit of TCP header */
+#define IPT_ECN_OP_MASK (0xce)
enum {
IPT_ECN_IP_MASK = XT_ECN_IP_MASK,
diff --git a/include/uapi/linux/netfilter_ipv4/ipt_ttl.h b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
index e7b8d6c58264..fda5296f3e10 100644
--- a/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
+++ b/include/uapi/linux/netfilter_ipv4/ipt_ttl.h
@@ -11,13 +11,12 @@
#include <linux/types.h>
enum {
- IPT_TTL_EQ = 0, /* equals */
+ IPT_TTL_EQ = 0, /* equals */
IPT_TTL_NE, /* not equals */
IPT_TTL_LT, /* less than */
IPT_TTL_GT, /* greater than */
};
-
struct ipt_ttl_info {
__u8 mode;
__u8 ttl;
diff --git a/include/uapi/linux/netfilter_ipv6/ip6t_hl.h b/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
index cace0c7b649f..a5db7c630674 100644
--- a/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
+++ b/include/uapi/linux/netfilter_ipv6/ip6t_hl.h
@@ -11,13 +11,12 @@
#include <linux/types.h>
enum {
- IP6T_HL_EQ = 0, /* equals */
+ IP6T_HL_EQ = 0, /* equals */
IP6T_HL_NE, /* not equals */
IP6T_HL_LT, /* less than */
IP6T_HL_GT, /* greater than */
};
-
struct ip6t_hl_info {
__u8 mode;
__u8 hop_limit;
diff --git a/net/netfilter/xt_dscp.c b/net/netfilter/xt_dscp.c
index 232ecc82ec28..2f0e51a836e7 100644
--- a/net/netfilter/xt_dscp.c
+++ b/net/netfilter/xt_dscp.c
@@ -30,13 +30,13 @@ MODULE_ALIAS("ipt_TOS");
MODULE_ALIAS("ip6t_TOS");
MODULE_ALIAS("xt_DSCP");
-#define XT_DSCP_ECN_MASK 3u
+#define XT_DSCP_ECN_MASK (3u)
static bool
dscp_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_dscp_info *info = par->matchinfo;
- u_int8_t dscp = ipv4_get_dsfield(ip_hdr(skb)) >> XT_DSCP_SHIFT;
+ u8 dscp = ipv4_get_dsfield(ip_hdr(skb)) >> XT_DSCP_SHIFT;
return (dscp == info->dscp) ^ !!info->invert;
}
@@ -45,7 +45,7 @@ static bool
dscp_mt6(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_dscp_info *info = par->matchinfo;
- u_int8_t dscp = ipv6_get_dsfield(ipv6_hdr(skb)) >> XT_DSCP_SHIFT;
+ u8 dscp = ipv6_get_dsfield(ipv6_hdr(skb)) >> XT_DSCP_SHIFT;
return (dscp == info->dscp) ^ !!info->invert;
}
diff --git a/net/netfilter/xt_rateest.c b/net/netfilter/xt_rateest.c
index c0153b5b47a0..b31458079c3e 100644
--- a/net/netfilter/xt_rateest.c
+++ b/net/netfilter/xt_rateest.c
@@ -17,7 +17,7 @@
#include <linux/netfilter/xt_rateest.h>
#include <net/netfilter/xt_rateest.h>
-#define RATEEST_HSIZE 16
+#define RATEEST_HSIZE (16)
MODULE_AUTHOR("Patrick McHardy <kaber@...sh.net>");
MODULE_LICENSE("GPL");
@@ -33,7 +33,7 @@ xt_rateest_mt(const struct sk_buff *skb, struct xt_action_param *par)
{
const struct xt_rateest_match_info *info = par->matchinfo;
struct gnet_stats_rate_est64 sample = {0};
- u_int32_t bps1, bps2, pps1, pps2;
+ u32 bps1, bps2, pps1, pps2;
bool ret = true;
gen_estimator_read(&info->est1->rate_est, &sample);
diff --git a/net/netfilter/xt_tcpmss.c b/net/netfilter/xt_tcpmss.c
index b33c13b7bc01..3bf8e6387af9 100644
--- a/net/netfilter/xt_tcpmss.c
+++ b/net/netfilter/xt_tcpmss.c
@@ -41,7 +41,7 @@ tcpmss_mt(const struct sk_buff *skb, struct xt_action_param *par)
const struct tcphdr *th;
struct tcphdr _tcph;
/* tcp.doff is only 4 bits, ie. max 15 * 4 bytes */
- const u_int8_t *op;
+ const u8 *op;
u8 _opt[15 * 4 - sizeof(_tcph)];
unsigned int i, optlen;
@@ -116,9 +116,7 @@ optlen(const u8 *opt, unsigned int offset)
return opt[offset + 1];
}
-static u_int32_t tcpmss_reverse_mtu(struct net *net,
- const struct sk_buff *skb,
- unsigned int family)
+static u32 tcpmss_reverse_mtu(struct net *net, const struct sk_buff *skb, unsigned int family)
{
struct flowi fl;
struct rtable *rt = NULL;
@@ -191,7 +189,7 @@ tcpmss_mangle_packet(struct sk_buff *skb,
newmss = info->mss;
}
- opt = (u_int8_t *)tcph;
+ opt = (u8 *)tcph;
for (i = sizeof(struct tcphdr); i <= tcp_hdrlen - TCPOLEN_MSS; i += optlen(opt, i)) {
if (opt[i] == TCPOPT_MSS && opt[i + 1] == TCPOLEN_MSS) {
u16 oldmss;
@@ -251,7 +249,7 @@ tcpmss_mangle_packet(struct sk_buff *skb,
else
newmss = min(newmss, (u16)1220);
- opt = (u_int8_t *)tcph + sizeof(struct tcphdr);
+ opt = (u8 *)tcph + sizeof(struct tcphdr);
memmove(opt + TCPOLEN_MSS, opt, len - sizeof(struct tcphdr));
inet_proto_csum_replace2(&tcph->check, skb,
--
2.43.5
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