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-rw-r--r--extensions/libipt_DSCP.c25
1 files changed, 10 insertions, 15 deletions
diff --git a/extensions/libipt_DSCP.c b/extensions/libipt_DSCP.c
index 4ac8960b..12fa4cb4 100644
--- a/extensions/libipt_DSCP.c
+++ b/extensions/libipt_DSCP.c
@@ -17,11 +17,6 @@
#include <linux/netfilter_ipv4/ip_tables.h>
#include <linux/netfilter_ipv4/ipt_DSCP.h>
-struct finfo {
- struct ipt_entry_target t;
- u_int8_t dscp;
-};
-
static void init(struct ipt_entry_target *t, unsigned int *nfcache)
{
}
@@ -42,7 +37,7 @@ static struct option opts[] = {
};
static void
-parse_dscp(const unsigned char *s, struct ipt_DSCP_info *finfo)
+parse_dscp(const unsigned char *s, struct ipt_DSCP_info *dinfo)
{
unsigned int dscp;
@@ -50,11 +45,11 @@ parse_dscp(const unsigned char *s, struct ipt_DSCP_info *finfo)
exit_error(PARAMETER_PROBLEM,
"Invalid dscp `%s'\n", s);
- if (dscp & ~IPT_DSCP_MASK) {
+ if (dscp > IPT_DSCP_MAX)
exit_error(PARAMETER_PROBLEM,
"DSCP `%d` out of range\n", dscp);
- finfo->dscp = (u_int8_t )ftos;
+ dinfo->dscp = (u_int8_t )dscp;
return;
}
@@ -63,7 +58,7 @@ parse(int c, char **argv, int invert, unsigned int *flags,
const struct ipt_entry *entry,
struct ipt_entry_target **target)
{
- struct ipt_DSCP_info *finfo
+ struct ipt_DSCP_info *dinfo
= (struct ipt_DSCP_info *)(*target)->data;
switch (c) {
@@ -71,7 +66,7 @@ parse(int c, char **argv, int invert, unsigned int *flags,
if (*flags)
exit_error(PARAMETER_PROBLEM,
"DSCP target: Only use --set-dscp ONCE!");
- parse_dscp(optarg, finfo);
+ parse_dscp(optarg, dinfo);
*flags = 1;
break;
@@ -91,7 +86,7 @@ final_check(unsigned int flags)
}
static void
-print_dscp(u_int8_t ftos, int numeric)
+print_dscp(u_int8_t dscp, int numeric)
{
printf("0x%02x ", dscp);
}
@@ -102,20 +97,20 @@ print(const struct ipt_ip *ip,
const struct ipt_entry_target *target,
int numeric)
{
- const struct ipt_DSCP_info *finfo =
+ const struct ipt_DSCP_info *dinfo =
(const struct ipt_DSCP_info *)target->data;
printf("DSCP set ");
- print_dscp(finfo->ftos, numeric);
+ print_dscp(dinfo->dscp, numeric);
}
/* Saves the union ipt_targinfo in parsable form to stdout. */
static void
save(const struct ipt_ip *ip, const struct ipt_entry_target *target)
{
- const struct ipt_DSCP_info *finfo =
+ const struct ipt_DSCP_info *dinfo =
(const struct ipt_DSCP_info *)target->data;
- printf("--set-dscp 0x%02x ", finfo->ftos);
+ printf("--set-dscp 0x%02x ", dinfo->dscp);
}
static