---
title: CreateSubMemoryDescriptor
framework: driverkit
role: symbol
role_heading: Static Method
path: driverkit/iomemorydescriptor/createsubmemorydescriptor
---

# CreateSubMemoryDescriptor

## Declaration

```occ
static kern_return_t CreateSubMemoryDescriptor(uint64_t memoryDescriptorCreateOptions, uint64_t offset, uint64_t length, IOMemoryDescriptor *ofDescriptor, IOMemoryDescriptor **memory);
```

## See Also

### Type Methods

- [CreateWithMemoryDescriptors](driverkit/iomemorydescriptor/createwithmemorydescriptors.md)