sprintf_string
str += sprintf_string(str, initiator->initiator_name_len,
str += sprintf_string(str, nic->hostname_len,
str += sprintf_string(str, tgt->tgt_name_len,
str += sprintf_string(str, tgt->chap_name_len,
str += sprintf_string(str, tgt->chap_secret_len,
str += sprintf_string(str, tgt->rev_chap_name_len,
str += sprintf_string(str, tgt->rev_chap_secret_len,
str += sprintf_string(str, ACPI_NAMESEG_SIZE,
str += sprintf_string(str, ACPI_OEM_ID_SIZE,
str += sprintf_string(str, ACPI_OEM_TABLE_ID_SIZE,