X-Git-Url: https://git.archive.openwrt.org/?p=project%2Fmdnsd.git;a=blobdiff_plain;f=util.c;h=87db94c6ee67652fb56babb5aa358c3644b9f68d;hp=a4a117bc2ef4f49da0b0c90982330cd917654db5;hb=cef25024bc6d3948d1e4a164d82a63fa21414912;hpb=788316ef66136e6a68d881e5b24ccf5a98fa4550

diff --git a/util.c b/util.c
index a4a117b..87db94c 100644
--- a/util.c
+++ b/util.c
@@ -33,8 +33,8 @@
 #include "dns.h"
 #include "util.h"
 
+uint8_t mdns_buf[MDNS_BUF_LEN];
 int debug = 0;
-struct uloop_fd listener;
 
 static void
 signal_shutdown(int signal)
@@ -73,31 +73,6 @@ rand_time_delta(uint32_t t)
 	return val;
 }
 
-const char*
-get_iface_ipv4(const char *ifname)
-{
-	static char buffer[INET_ADDRSTRLEN];
-	struct ifreq ir;
-	const char *ret;
-	int sock;
-
-	sock = socket(AF_INET, SOCK_DGRAM, 0);
-	if (sock < 0)
-		return NULL;
-
-	memset(&ir, 0, sizeof(struct ifreq));
-
-	strncpy(ir.ifr_name, ifname, sizeof(ir.ifr_name));
-
-	if (ioctl(sock, SIOCGIFADDR, &ir) < 0)
-		return NULL;
-
-	ret = inet_ntop(AF_INET, &((struct sockaddr_in *) &ir.ifr_addr)->sin_addr, buffer, sizeof(buffer));
-	close(sock);
-
-	return ret;
-}
-
 char*
 get_hostname(void)
 {
@@ -109,50 +84,8 @@ get_hostname(void)
 	return utsname.nodename;
 }
 
-int
-socket_setup(int fd, const char *ip)
-{
-	struct ip_mreqn mreq;
-	uint8_t ttl = 255;
-	int yes = 1;
-	int no = 0;
-	struct sockaddr_in sa;
-
-	sa.sin_family = AF_INET;
-	sa.sin_port = htons(MCAST_PORT);
-	inet_pton(AF_INET, MCAST_ADDR, &sa.sin_addr);
-
-	memset(&mreq, 0, sizeof(mreq));
-	mreq.imr_address.s_addr = htonl(INADDR_ANY);
-	mreq.imr_multiaddr = sa.sin_addr;
-
-	if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_TTL, &ttl, sizeof(ttl)) < 0)
-		fprintf(stderr, "ioctl failed: IP_MULTICAST_TTL\n");
-
-	if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &yes, sizeof(yes)) < 0)
-		fprintf(stderr, "ioctl failed: SO_REUSEADDR\n");
-
-	if (setsockopt(fd, IPPROTO_IP, IP_ADD_MEMBERSHIP, &mreq, sizeof(mreq)) < 0) {
-		fprintf(stderr, "failed to join multicast group: %s\n", strerror(errno));
-		close(fd);
-		fd = -1;
-		return -1;
-	}
-
-	if (setsockopt(fd, IPPROTO_IP, IP_RECVTTL, &yes, sizeof(yes)) < 0)
-		fprintf(stderr, "ioctl failed: IP_RECVTTL\n");
-
-	if (setsockopt(fd, IPPROTO_IP, IP_PKTINFO, &yes, sizeof(yes)) < 0)
-		fprintf(stderr, "ioctl failed: IP_PKTINFO\n");
-
-	if (setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, &no, sizeof(no)) < 0)
-		fprintf(stderr, "ioctl failed: IP_MULTICAST_LOOP\n");
-
-	return 0;
-}
-
 void*
-memdup(void *d, int l)
+memdup(const void *d, int l)
 {
 	void *r = malloc(l);
 	if (!r)