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-rw-r--r--extensions/libipt_BALANCE.c150
1 files changed, 0 insertions, 150 deletions
diff --git a/extensions/libipt_BALANCE.c b/extensions/libipt_BALANCE.c
deleted file mode 100644
index 6d6392f8..00000000
--- a/extensions/libipt_BALANCE.c
+++ /dev/null
@@ -1,150 +0,0 @@
-/* Shared library add-on to iptables to add simple load-balance support. */
-#include <stdio.h>
-#include <netdb.h>
-#include <string.h>
-#include <stdlib.h>
-#include <getopt.h>
-#include <iptables.h>
-#include <linux/netfilter_ipv4/ip_tables.h>
-#include <linux/netfilter_ipv4/ip_nat_rule.h>
-
-#define BREAKUP_IP(x) (x)>>24, ((x)>>16) & 0xFF, ((x)>>8) & 0xFF, (x) & 0xFF
-
-/* Function which prints out usage message. */
-static void
-help(void)
-{
- printf(
-"BALANCE v%s options:\n"
-" --to-destination <ipaddr>-<ipaddr>\n"
-" Addresses to map destination to.\n",
-IPTABLES_VERSION);
-}
-
-static struct option opts[] = {
- { "to-destination", 1, 0, '1' },
- { 0 }
-};
-
-/* Initialize the target. */
-static void
-init(struct ipt_entry_target *t, unsigned int *nfcache)
-{
- struct ip_nat_multi_range *mr = (struct ip_nat_multi_range *)t->data;
-
- /* Actually, it's 0, but it's ignored at the moment. */
- mr->rangesize = 1;
-
-}
-
-/* Parses range of IPs */
-static void
-parse_to(char *arg, struct ip_nat_range *range)
-{
- char *dash;
- struct in_addr *ip;
-
- range->flags |= IP_NAT_RANGE_MAP_IPS;
- dash = strchr(arg, '-');
- if (dash)
- *dash = '\0';
- else
- exit_error(PARAMETER_PROBLEM, "Bad IP range `%s'\n", arg);
-
- ip = dotted_to_addr(arg);
- if (!ip)
- exit_error(PARAMETER_PROBLEM, "Bad IP address `%s'\n",
- arg);
- range->min_ip = ip->s_addr;
- ip = dotted_to_addr(dash+1);
- if (!ip)
- exit_error(PARAMETER_PROBLEM, "Bad IP address `%s'\n",
- dash+1);
- range->max_ip = ip->s_addr;
-}
-
-/* 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,
- struct ipt_entry_target **target)
-{
- struct ip_nat_multi_range *mr
- = (struct ip_nat_multi_range *)(*target)->data;
-
- switch (c) {
- case '1':
- if (check_inverse(optarg, &invert, NULL, 0))
- exit_error(PARAMETER_PROBLEM,
- "Unexpected `!' after --to-destination");
-
- parse_to(optarg, &mr->range[0]);
- *flags = 1;
- return 1;
-
- default:
- return 0;
- }
-}
-
-/* Final check; need --to-dest. */
-static void final_check(unsigned int flags)
-{
- if (!flags)
- exit_error(PARAMETER_PROBLEM,
- "BALANCE needs --to-destination");
-}
-
-/* Prints out the targinfo. */
-static void
-print(const struct ipt_ip *ip,
- const struct ipt_entry_target *target,
- int numeric)
-{
- struct ip_nat_multi_range *mr
- = (struct ip_nat_multi_range *)target->data;
- struct ip_nat_range *r = &mr->range[0];
- struct in_addr a;
-
- a.s_addr = r->min_ip;
-
- printf("balance %s", addr_to_dotted(&a));
- a.s_addr = r->max_ip;
- printf("-%s ", addr_to_dotted(&a));
-}
-
-/* Saves the union ipt_targinfo in parsable form to stdout. */
-static void
-save(const struct ipt_ip *ip, const struct ipt_entry_target *target)
-{
- struct ip_nat_multi_range *mr
- = (struct ip_nat_multi_range *)target->data;
- struct ip_nat_range *r = &mr->range[0];
- struct in_addr a;
-
- a.s_addr = r->min_ip;
- printf("--to-destination %s", addr_to_dotted(&a));
- a.s_addr = r->max_ip;
- printf("-%s ", addr_to_dotted(&a));
-}
-
-static struct iptables_target balance = {
- .next = NULL,
- .name = "BALANCE",
- .version = IPTABLES_VERSION,
- .size = IPT_ALIGN(sizeof(struct ip_nat_multi_range)),
- .userspacesize = IPT_ALIGN(sizeof(struct ip_nat_multi_range)),
- .help = &help,
- .init = &init,
- .parse = &parse,
- .final_check = &final_check,
- .print = &print,
- .save = &save,
- .extra_opts = opts
-};
-
-void _init(void)
-{
- register_target(&balance);
-}