From 48237b0c88343154d58854020c3a9c8b07c61b10 Mon Sep 17 00:00:00 2001 From: Denis Vlasenko Date: Wed, 22 Nov 2006 23:22:06 +0000 Subject: introduce setsockopt_reuseaddr(int fd), setsockopt_broadcast(int fd), use them where appropriate. 200 bytes saved --- networking/udhcp/socket.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'networking/udhcp/socket.c') diff --git a/networking/udhcp/socket.c b/networking/udhcp/socket.c index c19131d65..b27dca300 100644 --- a/networking/udhcp/socket.c +++ b/networking/udhcp/socket.c @@ -93,7 +93,6 @@ int listen_socket(uint32_t ip, int port, char *inf) struct ifreq interface; int fd; struct sockaddr_in addr; - int n = 1; DEBUG("Opening listen socket on 0x%08x:%d %s", ip, port, inf); fd = socket(PF_INET, SOCK_DGRAM, IPPROTO_UDP); @@ -107,17 +106,17 @@ int listen_socket(uint32_t ip, int port, char *inf) addr.sin_port = htons(port); addr.sin_addr.s_addr = ip; - if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (char *) &n, sizeof(n)) == -1) { + if (setsockopt_reuseaddr(fd) == -1) { close(fd); return -1; } - if (setsockopt(fd, SOL_SOCKET, SO_BROADCAST, (char *) &n, sizeof(n)) == -1) { + if (setsockopt_broadcast(fd) == -1) { close(fd); return -1; } strncpy(interface.ifr_name, inf, IFNAMSIZ); - if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE,(char *)&interface, sizeof(interface)) < 0) { + if (setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, (char *)&interface, sizeof(interface)) < 0) { close(fd); return -1; } -- cgit v1.2.3