mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-25 16:31:13 +00:00
495b237cc4
* Add Authoritative DNS and IPSET to full variant * Remove some bloat from IPSET support * Reintroduce "DHCP no address warning"-patch Signed-off-by: Steven Barth <steven@midlink.org> SVN-Revision: 41246
111 lines
2.9 KiB
Diff
111 lines
2.9 KiB
Diff
--- a/src/ipset.c
|
|
+++ b/src/ipset.c
|
|
@@ -22,7 +22,6 @@
|
|
#include <errno.h>
|
|
#include <sys/types.h>
|
|
#include <sys/socket.h>
|
|
-#include <sys/utsname.h>
|
|
#include <arpa/inet.h>
|
|
#include <linux/version.h>
|
|
#include <linux/netlink.h>
|
|
@@ -72,7 +71,7 @@ struct my_nfgenmsg {
|
|
|
|
#define NL_ALIGN(len) (((len)+3) & ~(3))
|
|
static const struct sockaddr_nl snl = { .nl_family = AF_NETLINK };
|
|
-static int ipset_sock, old_kernel;
|
|
+static int ipset_sock;
|
|
static char *buffer;
|
|
|
|
static inline void add_attr(struct nlmsghdr *nlh, uint16_t type, size_t len, const void *data)
|
|
@@ -87,25 +86,7 @@ static inline void add_attr(struct nlmsg
|
|
|
|
void ipset_init(void)
|
|
{
|
|
- struct utsname utsname;
|
|
- int version;
|
|
- char *split;
|
|
-
|
|
- if (uname(&utsname) < 0)
|
|
- die(_("failed to find kernel version: %s"), NULL, EC_MISC);
|
|
-
|
|
- split = strtok(utsname.release, ".");
|
|
- version = (split ? atoi(split) : 0);
|
|
- split = strtok(NULL, ".");
|
|
- version = version * 256 + (split ? atoi(split) : 0);
|
|
- split = strtok(NULL, ".");
|
|
- version = version * 256 + (split ? atoi(split) : 0);
|
|
- old_kernel = (version < KERNEL_VERSION(2,6,32));
|
|
-
|
|
- if (old_kernel && (ipset_sock = socket(AF_INET, SOCK_RAW, IPPROTO_RAW)) != -1)
|
|
- return;
|
|
-
|
|
- if (!old_kernel &&
|
|
+ if (
|
|
(buffer = safe_malloc(BUFF_SZ)) &&
|
|
(ipset_sock = socket(AF_NETLINK, SOCK_RAW, NETLINK_NETFILTER)) != -1 &&
|
|
(bind(ipset_sock, (struct sockaddr *)&snl, sizeof(snl)) != -1))
|
|
@@ -168,62 +149,16 @@ static int new_add_to_ipset(const char *
|
|
}
|
|
|
|
|
|
-static int old_add_to_ipset(const char *setname, const struct all_addr *ipaddr, int remove)
|
|
-{
|
|
- socklen_t size;
|
|
- struct ip_set_req_adt_get {
|
|
- unsigned op;
|
|
- unsigned version;
|
|
- union {
|
|
- char name[IPSET_MAXNAMELEN];
|
|
- uint16_t index;
|
|
- } set;
|
|
- char typename[IPSET_MAXNAMELEN];
|
|
- } req_adt_get;
|
|
- struct ip_set_req_adt {
|
|
- unsigned op;
|
|
- uint16_t index;
|
|
- uint32_t ip;
|
|
- } req_adt;
|
|
-
|
|
- if (strlen(setname) >= sizeof(req_adt_get.set.name))
|
|
- {
|
|
- errno = ENAMETOOLONG;
|
|
- return -1;
|
|
- }
|
|
-
|
|
- req_adt_get.op = 0x10;
|
|
- req_adt_get.version = 3;
|
|
- strcpy(req_adt_get.set.name, setname);
|
|
- size = sizeof(req_adt_get);
|
|
- if (getsockopt(ipset_sock, SOL_IP, 83, &req_adt_get, &size) < 0)
|
|
- return -1;
|
|
- req_adt.op = remove ? 0x102 : 0x101;
|
|
- req_adt.index = req_adt_get.set.index;
|
|
- req_adt.ip = ntohl(ipaddr->addr.addr4.s_addr);
|
|
- if (setsockopt(ipset_sock, SOL_IP, 83, &req_adt, sizeof(req_adt)) < 0)
|
|
- return -1;
|
|
-
|
|
- return 0;
|
|
-}
|
|
-
|
|
-
|
|
-
|
|
int add_to_ipset(const char *setname, const struct all_addr *ipaddr, int flags, int remove)
|
|
{
|
|
int af = AF_INET;
|
|
|
|
#ifdef HAVE_IPV6
|
|
if (flags & F_IPV6)
|
|
- {
|
|
af = AF_INET6;
|
|
- /* old method only supports IPv4 */
|
|
- if (old_kernel)
|
|
- return -1;
|
|
- }
|
|
#endif
|
|
|
|
- return old_kernel ? old_add_to_ipset(setname, ipaddr, remove) : new_add_to_ipset(setname, ipaddr, af, remove);
|
|
+ return new_add_to_ipset(setname, ipaddr, af, remove);
|
|
}
|
|
|
|
#endif
|