void stun_attr_dump(const struct stun_attr *a)
{
uint32_t i;
size_t len;
if (!a)
return;
(void)re_printf(" %-25s", stun_attr_name(a->type));
switch (a->type) {
case STUN_ATTR_MAPPED_ADDR:
case STUN_ATTR_XOR_PEER_ADDR:
case STUN_ATTR_XOR_RELAY_ADDR:
case STUN_ATTR_XOR_MAPPED_ADDR:
case STUN_ATTR_ALT_SERVER:
case STUN_ATTR_RESP_ORIGIN:
case STUN_ATTR_OTHER_ADDR:
(void)re_printf("%J", &a->v.sa);
break;
case STUN_ATTR_CHANGE_REQ:
(void)re_printf("ip=%u port=%u", a->v.change_req.ip,
a->v.change_req.port);
break;
case STUN_ATTR_USERNAME:
case STUN_ATTR_REALM:
case STUN_ATTR_NONCE:
case STUN_ATTR_SOFTWARE:
(void)re_printf("%s", a->v.str);
break;
case STUN_ATTR_MSG_INTEGRITY:
(void)re_printf("%w", &a->v.msg_integrity, 20);
break;
case STUN_ATTR_ERR_CODE:
(void)re_printf("%u %s", a->v.err_code.code,
a->v.err_code.reason);
break;
case STUN_ATTR_UNKNOWN_ATTR:
for (i=0; i<a->v.unknown_attr.typec; i++)
(void)re_printf("0x%04x ", a->v.unknown_attr.typev[i]);
break;
case STUN_ATTR_CHANNEL_NUMBER:
(void)re_printf("0x%04x", a->v.uint16);
break;
case STUN_ATTR_LIFETIME:
case STUN_ATTR_PRIORITY:
(void)re_printf("%u", a->v.uint32);
break;
case STUN_ATTR_DATA:
case STUN_ATTR_PADDING:
len = mbuf_get_left(&a->v.mb);
(void)re_printf("%w%s (%u bytes)", mbuf_buf(&a->v.mb),
MIN(len, 16), len > 16 ? "..." : "", len);
break;
case STUN_ATTR_REQ_ADDR_FAMILY:
case STUN_ATTR_REQ_TRANSPORT:
(void)re_printf("%u", a->v.uint8);
break;
case STUN_ATTR_EVEN_PORT:
(void)re_printf("r=%u", a->v.even_port.r);
break;
case STUN_ATTR_DONT_FRAGMENT:
case STUN_ATTR_USE_CAND:
/* no value */
break;
case STUN_ATTR_RSV_TOKEN:
(void)re_printf("0x%016llx", a->v.rsv_token);
break;
case STUN_ATTR_RESP_PORT:
(void)re_printf("%u", a->v.uint16);
break;
case STUN_ATTR_FINGERPRINT:
(void)re_printf("0x%08x", a->v.fingerprint);
break;
case STUN_ATTR_CONTROLLING:
case STUN_ATTR_CONTROLLED:
(void)re_printf("%llu", a->v.uint64);
break;
default:
(void)re_printf("???");
break;
}
(void)re_printf("\n");
}
static bool stun_attr_handler(const struct stun_attr *attr, void *arg)
{
(void)arg;
(void)re_printf(" %s", stun_attr_name(attr->type));
return false;
}
