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| version 1.12.4.2, 2016/05/14 13:12:43 | version 1.12.4.3, 2016/05/14 13:26:04 |
|---|---|
| Line 499 e_ether_addr(const char *ifname, ether_addr_t * __rest | Line 499 e_ether_addr(const char *ifname, ether_addr_t * __rest |
| if (!ifname) | if (!ifname) |
| return NULL; | return NULL; |
| a = e_malloc(sizeof(ether_addr_t)); | |
| if (!a) | |
| return NULL; | |
| else | |
| memset(a, 0, sizeof(ether_addr_t)); | |
| getifaddrs(&ifa); | getifaddrs(&ifa); |
| for (p = ifa; p && p->ifa_name; p = p->ifa_next) { | for (p = ifa; p && p->ifa_name; p = p->ifa_next) { |
| #ifndef __linux__ | #ifndef __linux__ |
| if (p->ifa_name && !strcmp(p->ifa_name, ifname) && p->ifa_addr && | if (p->ifa_name && !strcmp(p->ifa_name, ifname) && p->ifa_addr && |
| p->ifa_addr->sa_family == AF_LINK) { | p->ifa_addr->sa_family == AF_LINK) { |
| memcpy(a, LLADDR((struct sockaddr_dl*) p->ifa_addr), sizeof(ether_addr_t)); | a = e_malloc(sizeof(ether_addr_t)); |
| if (a) | |
| memcpy(a, LLADDR((struct sockaddr_dl*) p->ifa_addr), sizeof(ether_addr_t)); | |
| break; | break; |
| } | } |
| #else | #else |
| if (p->ifa_name && !strcmp(p->ifa_name, ifname)) { | if (p->ifa_name && !strcmp(p->ifa_name, ifname)) { |
| s = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); | s = socket(AF_INET, SOCK_DGRAM, IPPROTO_IP); |
| if (s == -1) { | if (s == -1) |
| e_free(a); | |
| a = NULL; | |
| break; | break; |
| } else | strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); |
| strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); | if (!ioctl(s, SIOCGIFHWADDR, &req)) { |
| if (ioctl(s, SIOCGIFHWADDR, &req) == -1) { | a = e_malloc(sizeof(ether_addr_t)); |
| e_free(a); | if (a) |
| a = NULL; | memcpy(a, req.ifr_addr.sa_data, sizeof(ether_addr_t)); |
| } else | } |
| memcpy(a, req.ifr_addr.sa_data, sizeof(ether_addr_t)); | |
| break; | break; |
| } | } |
| #endif | #endif |