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# Hypervisor Data Types

## Topics

### Data Types

[`typealias hv_allocate_flags_t`](/documentation/Hypervisor/hv_allocate_flags_t)

[`typealias hv_gpaddr_t`](/documentation/Hypervisor/hv_gpaddr_t)

The type of a guest physical address (GPA).

[`typealias hv_memory_flags_t`](/documentation/Hypervisor/hv_memory_flags_t)

The permissions for guest physical memory regions.

[`typealias hv_sme_zt0_uchar64_t`](/documentation/Hypervisor/hv_sme_zt0_uchar64_t)

[`typealias hv_uvaddr_t`](/documentation/Hypervisor/hv_uvaddr_t)

The type of a user virtual address.

[`typealias hv_vm_space_t`](/documentation/Hypervisor/hv_vm_space_t)

The type of a guest-address space.


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