SCT_set0_log_id
int SCT_set0_log_id(SCT *sct, unsigned char *log_id, size_t log_id_len);
if (!SCT_set0_log_id(sct, dec, declen))
LCRYPTO_ALIAS(SCT_set0_log_id);
LCRYPTO_USED(SCT_set0_log_id);