2 * Copyright (c) 1990, 1993
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6 * modification, are permitted provided that the following conditions
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29 * @(#)linkaddr.c 8.1 (Berkeley) 6/4/93
30 * $DragonFly: src/lib/libc/net/linkaddr.c,v 1.5 2005/11/13 02:04:47 swildner Exp $
33 #include <sys/types.h>
34 #include <sys/socket.h>
35 #include <net/if_dl.h>
50 link_addr(const char *addr, struct sockaddr_dl *sdl)
52 char *cp = sdl->sdl_data;
53 char *cplim = sdl->sdl_len + (char *)sdl;
54 int byte = 0, state = NAMING, new;
56 bzero((char *)&sdl->sdl_family, sdl->sdl_len - 1);
57 sdl->sdl_family = AF_LINK;
60 if ((*addr >= '0') && (*addr <= '9')) {
62 } else if ((*addr >= 'a') && (*addr <= 'f')) {
63 new = *addr - 'a' + 10;
64 } else if ((*addr >= 'A') && (*addr <= 'F')) {
65 new = *addr - 'A' + 10;
66 } else if (*addr == 0) {
68 } else if (state == NAMING &&
69 (((*addr >= 'A') && (*addr <= 'Z')) ||
70 ((*addr >= 'a') && (*addr <= 'z'))))
75 switch (state /* | INPUT */) {
82 sdl->sdl_nlen = cp - sdl->sdl_data;
93 byte = new + (byte << 4);
95 default: /* | DELIM */
108 } while (cp < cplim);
109 sdl->sdl_alen = cp - LLADDR(sdl);
110 new = cp - (char *)sdl;
111 if (new > sizeof(*sdl))
116 static char hexlist[] = "0123456789abcdef";
119 link_ntoa(const struct sockaddr_dl *sdl)
121 static char obuf[64];
124 u_char *in = (u_char *)LLADDR(sdl);
125 u_char *inlim = in + sdl->sdl_alen;
129 bcopy(sdl->sdl_data, obuf, sdl->sdl_nlen);
130 out += sdl->sdl_nlen;
141 out[1] = hexlist[i & 0xf];