version 1.12.4.3, 2016/05/14 13:26:04
|
version 1.12.4.4, 2016/05/14 19:55:52
|
Line 481 e_getnet(const char *net)
|
Line 481 e_getnet(const char *net)
|
* e_ether_addr() - Get or set ethernet address from interface name |
* e_ether_addr() - Get or set ethernet address from interface name |
* |
* |
* @ifname = interface name |
* @ifname = interface name |
* @addr = if addr is !=NULL then set this for new address | * @addr = if addr is !=NULL then set new ethernet address |
* return: NULL error or !=NULL get ethernet address should be e_free() | * return: NULL error or !=NULL get current ethernet address should be e_free() |
*/ |
*/ |
ether_addr_t * |
ether_addr_t * |
e_ether_addr(const char *ifname, ether_addr_t * __restrict addr) |
e_ether_addr(const char *ifname, ether_addr_t * __restrict addr) |
{ |
{ |
ether_addr_t *a = NULL; |
ether_addr_t *a = NULL; |
struct ifaddrs *p, *ifa = NULL; |
struct ifaddrs *p, *ifa = NULL; |
#ifdef __linux__ |
|
int s; |
|
struct ifreq req; |
struct ifreq req; |
|
int s; |
|
sockaddr_t sa = E_SOCKADDR_INIT; |
|
|
memset(&req, 0, sizeof req); |
memset(&req, 0, sizeof req); |
#endif |
|
|
|
if (!ifname) |
if (!ifname) |
return NULL; |
return NULL; |
|
|
Line 506 e_ether_addr(const char *ifname, ether_addr_t * __rest
|
Line 504 e_ether_addr(const char *ifname, ether_addr_t * __rest
|
p->ifa_addr->sa_family == AF_LINK) { |
p->ifa_addr->sa_family == AF_LINK) { |
a = e_malloc(sizeof(ether_addr_t)); |
a = e_malloc(sizeof(ether_addr_t)); |
if (a) |
if (a) |
memcpy(a, LLADDR((struct sockaddr_dl*) p->ifa_addr), sizeof(ether_addr_t)); | memcpy(a, LLADDR((struct sockaddr_dl*) p->ifa_addr), |
| sizeof(ether_addr_t)); |
| |
| /* should set mac address */ |
| if (addr && (s = socket(AF_LOCAL, SOCK_DGRAM, 0)) > 0) { |
| strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); |
| sa.sa.sa_family = AF_LINK; |
| sa.sa.sa_len = sizeof(ether_addr_t); |
| memcpy(sa.sa.sa_data, addr, sizeof(ether_addr_t)); |
| req.ifr_ifru.ifru_addr = sa.sa; |
| ioctl(s, SIOCSIFLLADDR, &req); |
| close(s); |
| } |
break; |
break; |
} |
} |
#else |
#else |
Line 520 e_ether_addr(const char *ifname, ether_addr_t * __rest
|
Line 530 e_ether_addr(const char *ifname, ether_addr_t * __rest
|
if (a) |
if (a) |
memcpy(a, req.ifr_addr.sa_data, sizeof(ether_addr_t)); |
memcpy(a, req.ifr_addr.sa_data, sizeof(ether_addr_t)); |
} |
} |
|
close(s); |
break; |
break; |
} |
} |
#endif |
#endif |