---
title: SPCModeParameterHeader6
framework: Kernel
role: symbol
role_heading: Type Alias
platforms: [macOS 10.3+]
path: kernel/spcmodeparameterheader6
---

# SPCModeParameterHeader6

## Declaration

```occ
typedef struct SPCModeParameterHeader6 SPCModeParameterHeader6;
```

## Discussion

Discussion Mode Parameter Header for the MODE_SENSE_6 command.

## Topics

### Instance Properties

- [BLOCK_DESCRIPTOR_LENGTH](kernel/spcmodeparameterheader6/1476529-block_descriptor_length.md)
- [DEVICE_SPECIFIC_PARAMETER](kernel/spcmodeparameterheader6/1476515-device_specific_parameter.md)
- [MEDIUM_TYPE](kernel/spcmodeparameterheader6/1476331-medium_type.md)
- [MODE_DATA_LENGTH](kernel/spcmodeparameterheader6/1476368-mode_data_length.md)