107 	int b64_len, bin_len;  in chap_b642bin()  local
110 	bin_len = (b64_len + 3) / 4 * 3;  in chap_b642bin()
111 	bin = calloc(bin_len, 1);  in chap_b642bin()
115 	bin_len = b64_pton(b64, bin, bin_len);  in chap_b642bin()
116 	if (bin_len < 0) {  in chap_b642bin()
122 	*bin_lenp = bin_len;  in chap_b642bin()
135 	size_t bin_off, bin_len;  in chap_hex2bin()  local
154 	bin_len = hex_len / 2 + hex_len % 2;  in chap_hex2bin()
155 	bin = calloc(bin_len, 1);  in chap_hex2bin()
159 	bin_off = bin_len - 1;  in chap_hex2bin()
169 		assert(bin_off < bin_len);  in chap_hex2bin()
181 	*bin_lenp = bin_len;  in chap_hex2bin()
187 chap_bin2hex(const char *bin, size_t bin_len)  in chap_bin2hex()  argument
192 	b64_len = (bin_len + 2) / 3 * 4 + 3; /* +2 for "0b", +1 for '\0'. */  in chap_bin2hex()
199 	b64_ntop(bin, bin_len, tmp, b64_len - 2);  in chap_bin2hex()
205 chap_bin2hex(const char *bin, size_t bin_len)  in chap_bin2hex()  argument
211 	hex_len = bin_len * 2 + 3; /* +2 for "0x", +1 for '\0'. */  in chap_bin2hex()
218 	for (i = 0; i < bin_len; i++) {  in chap_bin2hex()