diff options
Diffstat (limited to 'lib/libpcap/inet.c')
| -rw-r--r-- | lib/libpcap/inet.c | 20 |
1 files changed, 11 insertions, 9 deletions
diff --git a/lib/libpcap/inet.c b/lib/libpcap/inet.c index 6ba34ea73e4..6f55b9d4a7b 100644 --- a/lib/libpcap/inet.c +++ b/lib/libpcap/inet.c @@ -1,4 +1,4 @@ -/* $OpenBSD: inet.c,v 1.7 1997/07/25 20:30:19 mickey Exp $ */ +/* $OpenBSD: inet.c,v 1.8 1998/07/14 00:14:01 deraadt Exp $ */ /* * Copyright (c) 1994, 1995, 1996 @@ -95,7 +95,8 @@ pcap_lookupdev(errbuf) fd = socket(AF_INET, SOCK_DGRAM, 0); if (fd < 0) { - (void)sprintf(errbuf, "socket: %s", pcap_strerror(errno)); + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "socket: %s", + pcap_strerror(errno)); return (NULL); } while (1) { @@ -140,8 +141,8 @@ pcap_lookupdev(errbuf) */ strncpy(ifr.ifr_name, ifrp->ifr_name, sizeof(ifr.ifr_name)); if (ioctl(fd, SIOCGIFFLAGS, (char *)&ifr) < 0) { - (void)sprintf(errbuf, "SIOCGIFFLAGS: %s", - pcap_strerror(errno)); + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "SIOCGIFFLAGS: %s", pcap_strerror(errno)); (void)close(fd); free(ibuf); return (NULL); @@ -183,7 +184,8 @@ pcap_lookupnet(device, netp, maskp, errbuf) fd = socket(AF_INET, SOCK_DGRAM, 0); if (fd < 0) { - (void)sprintf(errbuf, "socket: %s", pcap_strerror(errno)); + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "socket: %s", + pcap_strerror(errno)); return (-1); } memset(&ifr, 0, sizeof(ifr)); @@ -193,7 +195,7 @@ pcap_lookupnet(device, netp, maskp, errbuf) #endif (void)strncpy(ifr.ifr_name, device, sizeof(ifr.ifr_name)); if (ioctl(fd, SIOCGIFADDR, (char *)&ifr) < 0) { - (void)sprintf(errbuf, "SIOCGIFADDR: %s: %s", + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "SIOCGIFADDR: %s: %s", device, pcap_strerror(errno)); (void)close(fd); return (-1); @@ -201,7 +203,7 @@ pcap_lookupnet(device, netp, maskp, errbuf) sin = (struct sockaddr_in *)&ifr.ifr_addr; *netp = sin->sin_addr.s_addr; if (ioctl(fd, SIOCGIFNETMASK, (char *)&ifr) < 0) { - (void)sprintf(errbuf, "SIOCGIFNETMASK: %s: %s", + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, "SIOCGIFNETMASK: %s: %s", device, pcap_strerror(errno)); (void)close(fd); return (-1); @@ -216,8 +218,8 @@ pcap_lookupnet(device, netp, maskp, errbuf) else if (IN_CLASSC(*netp)) *maskp = IN_CLASSC_NET; else { - (void)sprintf(errbuf, "inet class for 0x%x unknown", - *netp); + (void)snprintf(errbuf, PCAP_ERRBUF_SIZE, + "inet class for 0x%x unknown", *netp); return (-1); } } |