diff options
| author | Leandro Pereira <leandro@hardinfo.org> | 2016-07-30 20:03:29 -0300 |
|---|---|---|
| committer | Leandro Pereira <leandro@hardinfo.org> | 2016-07-30 20:03:29 -0300 |
| commit | 2efdfb1c0d62e31fe37c36e0a83131292f53e00d (patch) | |
| tree | b283627ad694d3a22a90e5c978eb87771093ff57 | |
| parent | 93b5bd906433568beb7c938888153ea6d3c1307b (diff) | |
Use snprintf() instead of sprintf() in net.c
| -rw-r--r-- | modules/network/net.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/modules/network/net.c b/modules/network/net.c index 5612204c..ebb0612a 100644 --- a/modules/network/net.c +++ b/modules/network/net.c @@ -169,7 +169,7 @@ void get_net_info(char *if_name, NetInfo * netinfo) /* IPv4 */ ifr.ifr_addr.sa_family = AF_INET; - strcpy(netinfo->name, if_name); + strncpy(netinfo->name, if_name, sizeof(netinfo->name)); /* MTU */ strcpy(ifr.ifr_name, if_name); @@ -192,7 +192,7 @@ void get_net_info(char *if_name, NetInfo * netinfo) if (ioctl(fd, SIOCGIFADDR, &ifr) < 0) { netinfo->ip[0] = 0; } else { - sprintf(netinfo->ip, "%s", + snprintf(netinfo->ip, sizeof(netinfo->ip), "%s", inet_ntoa(((struct sockaddr_in *) &ifr.ifr_addr)-> sin_addr)); } @@ -202,7 +202,7 @@ void get_net_info(char *if_name, NetInfo * netinfo) if (ioctl(fd, SIOCGIFNETMASK, &ifr) < 0) { netinfo->mask[0] = 0; } else { - sprintf(netinfo->mask, "%s", + snprintf(netinfo->mask, sizeof(netinfo->mask), "%s", inet_ntoa(((struct sockaddr_in *) &ifr.ifr_addr)-> sin_addr)); } @@ -212,7 +212,7 @@ void get_net_info(char *if_name, NetInfo * netinfo) if (ioctl(fd, SIOCGIFBRDADDR, &ifr) < 0) { netinfo->broadcast[0] = 0; } else { - sprintf(netinfo->broadcast, "%s", + snprintf(netinfo->broadcast, sizeof(netinfo->broadcast), "%s", inet_ntoa(((struct sockaddr_in *) &ifr.ifr_addr)-> sin_addr)); } |