102 	u_char c;  in ns_name_ntop()  local
148 			c = *cp++;  in ns_name_ntop()
149 			if (special(c)) {  in ns_name_ntop()
155 				*dn++ = (char)c;  in ns_name_ntop()
156 			} else if (!printable(c)) {  in ns_name_ntop()
162 				*dn++ = digits[c / 100];  in ns_name_ntop()
163 				*dn++ = digits[(c % 100) / 10];  in ns_name_ntop()
164 				*dn++ = digits[c % 10];  in ns_name_ntop()
170 				*dn++ = (char)c;  in ns_name_ntop()
223 	int c, n, escaped, e = 0;  in ns_name_pton2()  local
231 	while ((c = *src++) != 0) {  in ns_name_pton2()
233 			if (c == '[') { /* start a bit string label */  in ns_name_pton2()
246 				if ((c = *src++) == 0)  in ns_name_pton2()
248 				else if (c != '.') {  in ns_name_pton2()
254 			else if ((cp = strchr(digits, c)) != NULL) {  in ns_name_pton2()
256 				if ((c = *src++) == 0 ||  in ns_name_pton2()
257 				    (cp = strchr(digits, c)) == NULL) {  in ns_name_pton2()
262 				if ((c = *src++) == 0 ||  in ns_name_pton2()
263 				    (cp = strchr(digits, c)) == NULL) {  in ns_name_pton2()
272 				c = n;  in ns_name_pton2()
275 		} else if (c == '\\') {  in ns_name_pton2()
278 		} else if (c == '.') {  in ns_name_pton2()
279 			c = (int)(bp - label - 1);  in ns_name_pton2()
280 			if ((c & NS_CMPRSFLGS) != 0) {	/* Label too big. */  in ns_name_pton2()
288 			*label = c;  in ns_name_pton2()
291 				if (c != 0) {  in ns_name_pton2()
306 			if (c == 0 || *src == '.') {  in ns_name_pton2()
317 		*bp++ = (u_char)c;  in ns_name_pton2()
319 	c = (int)(bp - label - 1);  in ns_name_pton2()
320 	if ((c & NS_CMPRSFLGS) != 0) {		/* Label too big. */  in ns_name_pton2()
329 	*label = c;  in ns_name_pton2()
330 	if (c != 0) {  in ns_name_pton2()
361 	u_char c;  in ns_name_ntol()  local
389 			c = *cp++;  in ns_name_ntol()
390 			if (isascii(c) && isupper(c))  in ns_name_ntol()
391 				*dn++ = tolower(c);  in ns_name_ntol()
393 				*dn++ = c;  in ns_name_ntol()
1050 	char c;  in encode_bitsring()  local
1068 		switch((c = *cp)) {  in encode_bitsring()
1086 				if (!isdigit(c&0xff))  in encode_bitsring()
1090 					if (c == '0') {  in encode_bitsring()
1097 				if (!isxdigit(c&0xff))  in encode_bitsring()
1100 				value += digitvalue[(int)c];  in encode_bitsring()