version 1.12.4.3, 2016/05/14 13:26:04
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version 1.16.2.2, 2017/01/09 12:43:46
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Line 12 terms:
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Line 12 terms:
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All of the documentation and software included in the ELWIX and AITNET |
All of the documentation and software included in the ELWIX and AITNET |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org> |
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Copyright 2004 - 2016 | Copyright 2004 - 2017 |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
by Michael Pounov <misho@elwix.org>. All rights reserved. |
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Redistribution and use in source and binary forms, with or without |
Redistribution and use in source and binary forms, with or without |
Line 49 SUCH DAMAGE.
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Line 49 SUCH DAMAGE.
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#ifndef __linux__ |
#ifndef __linux__ |
static char hexlist[] = "0123456789abcdef"; |
static char hexlist[] = "0123456789abcdef"; |
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#ifndef HAVE_LINK_ADDR |
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/* States*/ |
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#define NAMING 0 |
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#define GOTONE 1 |
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#define GOTTWO 2 |
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#define RESET 3 |
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/* Inputs */ |
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#define DIGIT (4*0) |
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#define END (4*1) |
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#define DELIM (4*2) |
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#define LETTER (4*3) |
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void |
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link_addr(const char *addr, struct sockaddr_dl *sdl) |
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{ |
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char *cp = sdl->sdl_data; |
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char *cplim = sdl->sdl_len + (char *)sdl; |
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int byte = 0, state = NAMING, new; |
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bzero((char *)&sdl->sdl_family, sdl->sdl_len - 1); |
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sdl->sdl_family = AF_LINK; |
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do { |
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state &= ~LETTER; |
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if ((*addr >= '0') && (*addr <= '9')) { |
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new = *addr - '0'; |
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} else if ((*addr >= 'a') && (*addr <= 'f')) { |
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new = *addr - 'a' + 10; |
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} else if ((*addr >= 'A') && (*addr <= 'F')) { |
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new = *addr - 'A' + 10; |
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} else if (*addr == 0) { |
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state |= END; |
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} else if (state == NAMING && |
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(((*addr >= 'A') && (*addr <= 'Z')) || |
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((*addr >= 'a') && (*addr <= 'z')))) |
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state |= LETTER; |
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else |
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state |= DELIM; |
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addr++; |
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switch (state /* | INPUT */) { |
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case NAMING | DIGIT: |
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case NAMING | LETTER: |
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*cp++ = addr[-1]; |
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continue; |
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case NAMING | DELIM: |
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state = RESET; |
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sdl->sdl_nlen = cp - sdl->sdl_data; |
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continue; |
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case GOTTWO | DIGIT: |
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*cp++ = byte; |
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/* FALLTHROUGH */ |
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case RESET | DIGIT: |
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state = GOTONE; |
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byte = new; |
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continue; |
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case GOTONE | DIGIT: |
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state = GOTTWO; |
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byte = new + (byte << 4); |
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continue; |
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default: /* | DELIM */ |
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state = RESET; |
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*cp++ = byte; |
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byte = 0; |
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continue; |
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case GOTONE | END: |
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case GOTTWO | END: |
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*cp++ = byte; |
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/* FALLTHROUGH */ |
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case RESET | END: |
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break; |
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} |
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break; |
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} while (cp < cplim); |
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sdl->sdl_alen = cp - LLADDR(sdl); |
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new = cp - (char *)sdl; |
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if (new > sizeof(*sdl)) |
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sdl->sdl_len = new; |
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return; |
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} |
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#endif |
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/* |
/* |
* e_link_ntoa() - String ethernet address from link address |
* e_link_ntoa() - String ethernet address from link address |
* |
* |
Line 256 e_n2addr(sockaddr_t * __restrict addr, ait_val_t * __r
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Line 338 e_n2addr(sockaddr_t * __restrict addr, ait_val_t * __r
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* @psHost = Hostname |
* @psHost = Hostname |
* @port = Port |
* @port = Port |
* @addr = Network address structure |
* @addr = Network address structure |
* return: NULL error or !=NULL network structure | * return: 0 is error or >0 length of network structure |
*/ |
*/ |
sockaddr_t * | socklen_t |
e_gethostbyname(const char *psHost, u_short port, sockaddr_t * __restrict addr) |
e_gethostbyname(const char *psHost, u_short port, sockaddr_t * __restrict addr) |
{ |
{ |
struct hostent *host = NULL; |
struct hostent *host = NULL; |
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if (!psHost || !addr) |
if (!psHost || !addr) |
return NULL; | return 0; |
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if (*psHost != '/') { |
if (*psHost != '/') { |
/* resolver */ |
/* resolver */ |
host = gethostbyname2(psHost, !strchr(psHost, ':') ? AF_INET : AF_INET6); |
host = gethostbyname2(psHost, !strchr(psHost, ':') ? AF_INET : AF_INET6); |
if (!host) { |
if (!host) { |
elwix_SetErr(EINVAL, "Resolver #%d - %s", h_errno, hstrerror(h_errno)); |
elwix_SetErr(EINVAL, "Resolver #%d - %s", h_errno, hstrerror(h_errno)); |
return NULL; | return 0; |
} else { |
} else { |
memset(addr, 0, sizeof(sockaddr_t)); |
memset(addr, 0, sizeof(sockaddr_t)); |
addr->sa.sa_family = host->h_addrtype; |
addr->sa.sa_family = host->h_addrtype; |
Line 290 e_gethostbyname(const char *psHost, u_short port, sock
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Line 372 e_gethostbyname(const char *psHost, u_short port, sock
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addr->sin.sin_family = AF_INET; |
addr->sin.sin_family = AF_INET; |
addr->sin.sin_port = htons(port); |
addr->sin.sin_port = htons(port); |
memcpy(&addr->sin.sin_addr, host->h_addr, sizeof addr->sin.sin_addr); |
memcpy(&addr->sin.sin_addr, host->h_addr, sizeof addr->sin.sin_addr); |
return addr; | return sizeof addr->sin; |
case AF_INET6: |
case AF_INET6: |
#ifndef __linux__ |
#ifndef __linux__ |
addr->sin6.sin6_len = sizeof(struct sockaddr_in6); |
addr->sin6.sin6_len = sizeof(struct sockaddr_in6); |
Line 298 e_gethostbyname(const char *psHost, u_short port, sock
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Line 380 e_gethostbyname(const char *psHost, u_short port, sock
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addr->sin6.sin6_family = AF_INET6; |
addr->sin6.sin6_family = AF_INET6; |
addr->sin6.sin6_port = htons(port); |
addr->sin6.sin6_port = htons(port); |
memcpy(&addr->sin6.sin6_addr, host->h_addr, sizeof addr->sin6.sin6_addr); |
memcpy(&addr->sin6.sin6_addr, host->h_addr, sizeof addr->sin6.sin6_addr); |
return addr; | return sizeof addr->sin6; |
case AF_LOCAL: |
case AF_LOCAL: |
#ifndef __linux__ |
#ifndef __linux__ |
addr->sun.sun_len = sizeof(struct sockaddr_un); |
addr->sun.sun_len = sizeof(struct sockaddr_un); |
Line 306 e_gethostbyname(const char *psHost, u_short port, sock
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Line 388 e_gethostbyname(const char *psHost, u_short port, sock
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addr->sun.sun_family = AF_LOCAL; |
addr->sun.sun_family = AF_LOCAL; |
memset(addr->sun.sun_path, 0, sizeof addr->sun.sun_path); |
memset(addr->sun.sun_path, 0, sizeof addr->sun.sun_path); |
snprintf(addr->sun.sun_path, sizeof addr->sun.sun_path, "%s-%hu", psHost, port); |
snprintf(addr->sun.sun_path, sizeof addr->sun.sun_path, "%s-%hu", psHost, port); |
return addr; | return sizeof addr->sun; |
default: |
default: |
elwix_SetErr(EPROTONOSUPPORT, "Unsuported address family %d", addr->sa.sa_family); |
elwix_SetErr(EPROTONOSUPPORT, "Unsuported address family %d", addr->sa.sa_family); |
break; |
break; |
} |
} |
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return NULL; | return 0; |
} |
} |
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/* |
/* |
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* e_addrlen() - Get address length from network structure |
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* |
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* @addr = address |
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* return: 0 is error or >0 length of network structure |
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*/ |
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socklen_t |
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e_addrlen(const sockaddr_t *addr) |
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{ |
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if (!addr) |
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return 0; |
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switch (addr->sa.sa_family) { |
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case AF_INET: |
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return sizeof addr->sin; |
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case AF_INET6: |
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return sizeof addr->sin6; |
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case AF_LOCAL: |
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return sizeof addr->sun; |
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#ifndef __linux__ |
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case AF_LINK: |
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return sizeof addr->sdl; |
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#endif |
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} |
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return E_SOCKADDR_MAX; |
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} |
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/* |
* e_addrcmp() - Compare network addresses |
* e_addrcmp() - Compare network addresses |
* |
* |
* @a = 1st address |
* @a = 1st address |
Line 481 e_getnet(const char *net)
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Line 591 e_getnet(const char *net)
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* 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__ |
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int s; |
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struct ifreq req; |
struct ifreq req; |
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int s; |
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sockaddr_t sa = E_SOCKADDR_INIT; |
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memset(&req, 0, sizeof req); |
memset(&req, 0, sizeof req); |
#endif |
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if (!ifname) |
if (!ifname) |
return NULL; |
return NULL; |
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Line 506 e_ether_addr(const char *ifname, ether_addr_t * __rest
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Line 614 e_ether_addr(const char *ifname, ether_addr_t * __rest
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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 |
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, 0); |
if (s == -1) |
if (s == -1) |
break; |
break; |
strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); |
strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); |
Line 519 e_ether_addr(const char *ifname, ether_addr_t * __rest
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Line 639 e_ether_addr(const char *ifname, ether_addr_t * __rest
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a = e_malloc(sizeof(ether_addr_t)); |
a = e_malloc(sizeof(ether_addr_t)); |
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)); |
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/* should set mac address */ |
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if (addr) { |
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memset(&req, 0, sizeof req); |
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strlcpy(req.ifr_name, ifname, sizeof req.ifr_name); |
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sa.sa.sa_family = ARPHRD_ETHER; |
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memcpy(sa.sa.sa_data, addr, sizeof(ether_addr_t)); |
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req.ifr_hwaddr = sa.sa; |
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ioctl(s, SIOCSIFHWADDR, &req); |
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} |
} |
} |
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close(s); |
break; |
break; |
} |
} |
#endif |
#endif |