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openwrt/package/iptables/patches/1.4.0/004-drop_multiport_v0_suppo...

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Index: iptables-1.4.0/extensions/libxt_multiport.c
===================================================================
--- iptables-1.4.0.orig/extensions/libxt_multiport.c
+++ iptables-1.4.0/extensions/libxt_multiport.c
@@ -12,22 +12,6 @@
#include "../include/linux/netfilter/xt_multiport.h"
/* Function which prints out usage message. */
-static void multiport_help(void)
-{
- printf(
-"multiport v%s options:\n"
-" --source-ports port[,port,port...]\n"
-" --sports ...\n"
-" match source port(s)\n"
-" --destination-ports port[,port,port...]\n"
-" --dports ...\n"
-" match destination port(s)\n"
-" --ports port[,port,port]\n"
-" match both source and destination port(s)\n"
-" NOTE: this kernel does not support port ranges in multiport.\n",
-IPTABLES_VERSION);
-}
-
static void multiport_help_v1(void)
{
printf(
@@ -71,26 +55,6 @@ proto_to_name(u_int8_t proto)
}
}
-static unsigned int
-parse_multi_ports(const char *portstring, u_int16_t *ports, const char *proto)
-{
- char *buffer, *cp, *next;
- unsigned int i;
-
- buffer = strdup(portstring);
- if (!buffer) exit_error(OTHER_PROBLEM, "strdup failed");
-
- for (cp=buffer, i=0; cp && i<XT_MULTI_PORTS; cp=next,i++)
- {
- next=strchr(cp, ',');
- if (next) *next++='\0';
- ports[i] = parse_port(cp, proto);
- }
- if (cp) exit_error(PARAMETER_PROBLEM, "too many ports specified");
- free(buffer);
- return i;
-}
-
static void
parse_multi_ports_v1(const char *portstring,
struct xt_multiport_v1 *multiinfo,
@@ -154,73 +118,6 @@ check_proto(u_int16_t pnum, u_int8_t inv
/* Function which parses command options; returns true if it
ate an option */
static int
-__multiport_parse(int c, char **argv, int invert, unsigned int *flags,
- struct xt_entry_match **match, u_int16_t pnum,
- u_int8_t invflags)
-{
- const char *proto;
- struct xt_multiport *multiinfo
- = (struct xt_multiport *)(*match)->data;
-
- switch (c) {
- case '1':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_SOURCE;
- break;
-
- case '2':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_DESTINATION;
- break;
-
- case '3':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(pnum, invflags);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = XT_MULTIPORT_EITHER;
- break;
-
- default:
- return 0;
- }
-
- if (invert)
- exit_error(PARAMETER_PROBLEM,
- "multiport does not support invert");
-
- if (*flags)
- exit_error(PARAMETER_PROBLEM,
- "multiport can only have one option");
- *flags = 1;
- return 1;
-}
-
-static int
-multiport_parse(int c, char **argv, int invert, unsigned int *flags,
- const void *e, struct xt_entry_match **match)
-{
- const struct ipt_entry *entry = e;
- return __multiport_parse(c, argv, invert, flags, match,
- entry->ip.proto, entry->ip.invflags);
-}
-
-static int
-multiport_parse6(int c, char **argv, int invert, unsigned int *flags,
- const void *e, struct xt_entry_match **match)
-{
- const struct ip6t_entry *entry = (const struct ip6t_entry *)e;
- return __multiport_parse(c, argv, invert, flags, match,
- entry->ipv6.proto, entry->ipv6.invflags);
-}
-
-static int
__multiport_parse_v1(int c, char **argv, int invert, unsigned int *flags,
struct xt_entry_match **match, u_int16_t pnum,
u_int8_t invflags)
@@ -313,55 +210,6 @@ print_port(u_int16_t port, u_int8_t prot
}
/* Prints out the matchinfo. */
-static void
-__multiport_print(const struct xt_entry_match *match, int numeric,
- u_int16_t proto)
-{
- const struct xt_multiport *multiinfo
- = (const struct xt_multiport *)match->data;
- unsigned int i;
-
- printf("multiport ");
-
- switch (multiinfo->flags) {
- case XT_MULTIPORT_SOURCE:
- printf("sports ");
- break;
-
- case XT_MULTIPORT_DESTINATION:
- printf("dports ");
- break;
-
- case XT_MULTIPORT_EITHER:
- printf("ports ");
- break;
-
- default:
- printf("ERROR ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], proto, numeric);
- }
- printf(" ");
-}
-
-static void multiport_print(const void *ip_void,
- const struct xt_entry_match *match, int numeric)
-{
- const struct ipt_ip *ip = ip_void;
- __multiport_print(match, numeric, ip->proto);
-}
-
-static void multiport_print6(const void *ip_void,
- const struct xt_entry_match *match, int numeric)
-{
- const struct ip6t_ip6 *ip = (const struct ip6t_ip6 *)ip_void;
- __multiport_print(match, numeric, ip->proto);
-}
-
static void __multiport_print_v1(const struct xt_entry_match *match,
int numeric, u_int16_t proto)
{
@@ -418,48 +266,6 @@ static void multiport_print6_v1(const vo
}
/* Saves the union ipt_matchinfo in parsable form to stdout. */
-static void __multiport_save(const struct xt_entry_match *match,
- u_int16_t proto)
-{
- const struct xt_multiport *multiinfo
- = (const struct xt_multiport *)match->data;
- unsigned int i;
-
- switch (multiinfo->flags) {
- case XT_MULTIPORT_SOURCE:
- printf("--sports ");
- break;
-
- case XT_MULTIPORT_DESTINATION:
- printf("--dports ");
- break;
-
- case XT_MULTIPORT_EITHER:
- printf("--ports ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], proto, 1);
- }
- printf(" ");
-}
-
-static void multiport_save(const void *ip_void,
- const struct xt_entry_match *match)
-{
- const struct ipt_ip *ip = ip_void;
- __multiport_save(match, ip->proto);
-}
-
-static void multiport_save6(const void *ip_void,
- const struct xt_entry_match *match)
-{
- const struct ip6t_ip6 *ip = (const struct ip6t_ip6 *)ip_void;
- __multiport_save(match, ip->proto);
-}
-
static void __multiport_save_v1(const struct xt_entry_match *match,
u_int16_t proto)
{
@@ -509,36 +315,6 @@ static void multiport_save6_v1(const voi
__multiport_save_v1(match, ip->proto);
}
-static struct xtables_match multiport_match = {
- .family = AF_INET,
- .name = "multiport",
- .revision = 0,
- .version = IPTABLES_VERSION,
- .size = XT_ALIGN(sizeof(struct xt_multiport)),
- .userspacesize = XT_ALIGN(sizeof(struct xt_multiport)),
- .help = multiport_help,
- .parse = multiport_parse,
- .final_check = multiport_check,
- .print = multiport_print,
- .save = multiport_save,
- .extra_opts = multiport_opts,
-};
-
-static struct xtables_match multiport_match6 = {
- .family = AF_INET6,
- .name = "multiport",
- .revision = 0,
- .version = IPTABLES_VERSION,
- .size = XT_ALIGN(sizeof(struct xt_multiport)),
- .userspacesize = XT_ALIGN(sizeof(struct xt_multiport)),
- .help = multiport_help,
- .parse = multiport_parse6,
- .final_check = multiport_check,
- .print = multiport_print6,
- .save = multiport_save6,
- .extra_opts = multiport_opts,
-};
-
static struct xtables_match multiport_match_v1 = {
.family = AF_INET,
.name = "multiport",
@@ -572,8 +348,6 @@ static struct xtables_match multiport_ma
void
_init(void)
{
- xtables_register_match(&multiport_match);
- xtables_register_match(&multiport_match6);
xtables_register_match(&multiport_match_v1);
xtables_register_match(&multiport_match6_v1);
}
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