OPENSSL_buf2hexstr
hexstr = OPENSSL_buf2hexstr(mac, (long)len);
hexout = OPENSSL_buf2hexstr(dkm_bytes, dkm_len);
hex = OPENSSL_buf2hexstr((const unsigned char *)&tid, sizeof(tid));
return OPENSSL_buf2hexstr(oct->data, oct->length);
hexbuf = OPENSSL_buf2hexstr(buf, len);
char *OPENSSL_buf2hexstr(const unsigned char *buf, long buflen);
#define hex_to_string OPENSSL_buf2hexstr
char *rand_hex = OPENSSL_buf2hexstr(result[i].random, RANDOM_SIZE);
|| !TEST_ptr(out = OPENSSL_buf2hexstr(buf, len)))
hex = OPENSSL_buf2hexstr((const unsigned char *)&tid, sizeof(tid));