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

# ModeParameterBlockDescriptor

## Declaration

```occ
typedef struct ModeParameterBlockDescriptor ModeParameterBlockDescriptor;
```

## Discussion

Discussion General mode parameter block descriptor.

## Topics

### Instance Properties

- [BLOCK_LENGTH](kernel/modeparameterblockdescriptor/1476333-block_length.md)
- [DENSITY_CODE](kernel/modeparameterblockdescriptor/1476440-density_code.md)
- [NUMBER_OF_BLOCKS](kernel/modeparameterblockdescriptor/1476295-number_of_blocks.md)
- [RESERVED](kernel/modeparameterblockdescriptor/1476378-reserved.md)