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Index: iptables-1.3.7/extensions/libipt_multiport.c
===================================================================
--- iptables-1.3.7.orig/extensions/libipt_multiport.c 2007-06-04 13:21:43.344387320 +0200
+++ iptables-1.3.7/extensions/libipt_multiport.c 2007-06-04 13:21:43.932297944 +0200
@@ -8,24 +8,6 @@
/* To ensure that iptables compiles with an old kernel */
#include "../include/linux/netfilter_ipv4/ipt_multiport.h"
-/* Function which prints out usage message. */
-static void
-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
help_v1(void)
{
@@ -68,26 +50,6 @@
}
}
-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<IPT_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 ipt_multiport_v1 *multiinfo,
@@ -153,58 +115,6 @@
"multiport only works with TCP, UDP, SCTP and DCCP");
}
-/* Function which parses command options; returns true if it
- ate an option */
-static int
-parse(int c, char **argv, int invert, unsigned int *flags,
- const struct ipt_entry *entry,
- unsigned int *nfcache,
- struct ipt_entry_match **match)
-{
- const char *proto;
- struct ipt_multiport *multiinfo
- = (struct ipt_multiport *)(*match)->data;
-
- switch (c) {
- case '1':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(entry);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = IPT_MULTIPORT_SOURCE;
- break;
-
- case '2':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(entry);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = IPT_MULTIPORT_DESTINATION;
- break;
-
- case '3':
- check_inverse(argv[optind-1], &invert, &optind, 0);
- proto = check_proto(entry);
- multiinfo->count = parse_multi_ports(argv[optind-1],
- multiinfo->ports, proto);
- multiinfo->flags = IPT_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
parse_v1(int c, char **argv, int invert, unsigned int *flags,
const struct ipt_entry *entry,
@@ -281,43 +191,6 @@
printf("%s", service);
}
-/* Prints out the matchinfo. */
-static void
-print(const struct ipt_ip *ip,
- const struct ipt_entry_match *match,
- int numeric)
-{
- const struct ipt_multiport *multiinfo
- = (const struct ipt_multiport *)match->data;
- unsigned int i;
-
- printf("multiport ");
-
- switch (multiinfo->flags) {
- case IPT_MULTIPORT_SOURCE:
- printf("sports ");
- break;
-
- case IPT_MULTIPORT_DESTINATION:
- printf("dports ");
- break;
-
- case IPT_MULTIPORT_EITHER:
- printf("ports ");
- break;
-
- default:
- printf("ERROR ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], ip->proto, numeric);
- }
- printf(" ");
-}
-
static void
print_v1(const struct ipt_ip *ip,
const struct ipt_entry_match *match,
@@ -361,34 +234,6 @@
printf(" ");
}
-/* Saves the union ipt_matchinfo in parsable form to stdout. */
-static void save(const struct ipt_ip *ip, const struct ipt_entry_match *match)
-{
- const struct ipt_multiport *multiinfo
- = (const struct ipt_multiport *)match->data;
- unsigned int i;
-
- switch (multiinfo->flags) {
- case IPT_MULTIPORT_SOURCE:
- printf("--sports ");
- break;
-
- case IPT_MULTIPORT_DESTINATION:
- printf("--dports ");
- break;
-
- case IPT_MULTIPORT_EITHER:
- printf("--ports ");
- break;
- }
-
- for (i=0; i < multiinfo->count; i++) {
- printf("%s", i ? "," : "");
- print_port(multiinfo->ports[i], ip->proto, 1);
- }
- printf(" ");
-}
-
static void save_v1(const struct ipt_ip *ip,
const struct ipt_entry_match *match)
{
@@ -424,19 +269,20 @@
printf(" ");
}
+
static struct iptables_match multiport = {
.next = NULL,
.name = "multiport",
- .revision = 0,
.version = IPTABLES_VERSION,
- .size = IPT_ALIGN(sizeof(struct ipt_multiport)),
- .userspacesize = IPT_ALIGN(sizeof(struct ipt_multiport)),
- .help = &help,
+ .revision = 0,
+ .size = IPT_ALIGN(sizeof(struct ipt_multiport_v1)),
+ .userspacesize = IPT_ALIGN(sizeof(struct ipt_multiport_v1)),
+ .help = &help_v1,
.init = &init,
- .parse = &parse,
+ .parse = &parse_v1,
.final_check = &final_check,
- .print = &print,
- .save = &save,
+ .print = &print_v1,
+ .save = &save_v1,
.extra_opts = opts
};
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