NVME_NQN_FIELD_SIZE
char hostnqn[NVME_NQN_FIELD_SIZE];
len = strnlen(nqn, NVME_NQN_FIELD_SIZE);
uint8_t hostnqn[NVME_NQN_FIELD_SIZE];
uint8_t subnqn[NVME_NQN_FIELD_SIZE];
uint8_t hostnqn[NVME_NQN_FIELD_SIZE];
char hostnqn[NVME_NQN_FIELD_SIZE];