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32 * $FreeBSD: src/lib/libipx/ipx_addr.c,v 1.2.8.1 2001/03/05 06:21:40 kris Exp $
37 #include <sys/param.h>
38 #include <netipx/ipx.h>
42 static struct ipx_addr addr, zero_addr;
44 static void Field(), cvtbase();
47 ipx_addr(const char *name)
50 char *hostname, *socketname, *cp;
53 (void)strncpy(buf, name, sizeof(buf) - 1);
54 buf[sizeof(buf) - 1] = '\0';
57 * First, figure out what he intends as a field separator.
58 * Despite the way this routine is written, the preferred
59 * form 2-272.AA001234H.01777, i.e. XDE standard.
60 * Great efforts are made to ensure backwards compatibility.
62 if ( (hostname = strchr(buf, '#')) )
65 hostname = strchr(buf, '.');
66 if ((cp = strchr(buf, ':')) &&
67 ((hostname && cp < hostname) || (hostname == NULL))) {
77 Field(buf, addr.x_net.c_net, 4);
79 return (addr); /* No separator means net only */
81 socketname = strchr(hostname, separator);
84 Field(socketname, (u_char *)&addr.x_port, 2);
87 Field(hostname, addr.x_host.c_host, 6);
93 Field(char *buf, u_char *out, int len)
96 int i, ibase, base16 = 0, base10 = 0, clen = 0;
101 * first try 2-273#2-852-151-014#socket
104 (1 < (i = sscanf(buf, "%d-%d-%d-%d-%d",
105 &hb[0], &hb[1], &hb[2], &hb[3], &hb[4])))) {
106 cvtbase(1000L, 256, hb, i, out, len);
110 * try form 8E1#0.0.AA.0.5E.E6#socket
112 if (1 < (i = sscanf(buf,"%x.%x.%x.%x.%x.%x",
113 &hb[0], &hb[1], &hb[2], &hb[3], &hb[4], &hb[5]))) {
114 cvtbase(256L, 256, hb, i, out, len);
118 * try form 8E1#0:0:AA:0:5E:E6#socket
120 if (1 < (i = sscanf(buf,"%x:%x:%x:%x:%x:%x",
121 &hb[0], &hb[1], &hb[2], &hb[3], &hb[4], &hb[5]))) {
122 cvtbase(256L, 256, hb, i, out, len);
126 * This is REALLY stretching it but there was a
127 * comma notation separating shorts -- definitely non-standard
129 if (1 < (i = sscanf(buf,"%x,%x,%x",
130 &hb[0], &hb[1], &hb[2]))) {
131 hb[0] = htons(hb[0]); hb[1] = htons(hb[1]);
132 hb[2] = htons(hb[2]);
133 cvtbase(65536L, 256, hb, i, out, len);
137 /* Need to decide if base 10, 16 or 8 */
138 while (*bp) switch (*bp++) {
140 case '0': case '1': case '2': case '3': case '4': case '5':
141 case '6': case '7': case '-':
148 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
149 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
163 *--bp = 0; /* Ends Loop */
168 } else if (base10 == 0 && *buf == '0') {
176 for (bp = buf; *bp++; ) clen++;
177 if (clen == 0) clen++;
178 if (clen > 18) clen = 18;
179 i = ((clen - 1) / 3) + 1;
184 (void)sscanf(bp, fmt, hp);
189 (void)sscanf(buf, fmt, hp);
190 cvtbase((long)ibase, 256, hb, i, out, len);
194 cvtbase(long oldbase, int newbase, int input[], int inlen,
195 unsigned char result[], int reslen)
201 while (e > 0 && reslen > 0) {
202 d = 0; e = 0; sum = 0;
203 /* long division: input=input/newbase */
205 sum = sum*oldbase + (long) input[d];
207 input[d++] = sum / newbase;
210 result[--reslen] = sum; /* accumulate remainder */
212 for (d=0; d < reslen; d++)