Crate hurray_core 

hurray-core

Core types for the hurray tensor interchange format.

This crate provides the format types, tensor descriptor, buffer handle, and quantization descriptors. It has no I/O and no async dependencies — it is the foundation for all other hurray crates.

Feature flags

Feature	Effect
serde	Derives serde::Serialize / serde::Deserialize for all public types

Re-exports

pub use buffer::validate_colocation;

pub use buffer::BufferHandle;

pub use buffer::DeviceTag;

pub use buffer::MemoryClass;

pub use buffer::PrivateMemoryClass;

pub use buffer::PrivateTag;

pub use buffer::SyncMode;

pub use buffer::MIN_BUFFER_ALIGNMENT;

pub use buffer::PAGE_ALIGNMENT;

pub use composite::CompositeTensor;

pub use composite::CompositeValidator;

pub use descriptor::CompositeMemberDescriptor;

pub use descriptor::DescriptorFlags;

pub use descriptor::ExtensionTypeDescriptor;

pub use descriptor::MemberRole;

pub use descriptor::ShardDescriptor;

pub use descriptor::Statistics;

pub use descriptor::StatisticsMask;

pub use descriptor::TensorDescriptor;

pub use descriptor::DESCRIPTOR_VERSION_MAJOR;

pub use descriptor::DESCRIPTOR_VERSION_MINOR;

pub use descriptor::MAGIC;

pub use element_type::ElementType;

pub use error::Error;

pub use error::Result;

pub use layout::byte_address_from_element_offset;

pub use layout::BlockPagedLayout;

pub use layout::BlockTableIndexType;

pub use layout::CombineOp;

pub use layout::CompositeLayout;

pub use layout::CompositionRule;

pub use layout::CsfLayout;

pub use layout::ElementAddress;

pub use layout::KvRole;

pub use layout::LayoutDescriptor;

pub use quantization::validate_axis;

pub use quantization::validate_buffer_placement;

pub use quantization::Mxfp;

pub use quantization::Nf4;

pub use quantization::PerBlockAffine;

pub use quantization::PerChannelAffine;

pub use quantization::PerTensorAffine;

pub use quantization::QuantizationDescriptor;

pub use quantization::QuantizationSchemeTag;

pub use quantization::MXFP_CANONICAL_BLOCK_SIZE;

pub use quantization::MXFP_MAX_BLOCK_SIZE;

pub use quantization::MXFP_MIN_BLOCK_SIZE;

pub use quantization::NF4_LUT;

pub use quantization::NF4_MIN_BLOCK_SIZE;

pub use quantization::PER_BLOCK_AFFINE_MIN_BLOCK_SIZE;

pub use shape::Shape;

pub use shape::DYNAMIC;

pub use shape::MAX_RANK;

Modules

buffer

Buffer protocol types for the Hurray tensor format.

composite

Composite tensor: head + members, aggregated across whole TensorDescriptors.

descriptor

Tensor descriptor — binary encoding and decoding.

element_type

Element type system for the Hurray tensor format.

error

layout

Layout descriptors for the Hurray tensor interchange format.

quantization

Quantization descriptor types for the Hurray tensor format.

shape

Tensor shape — rank and dimension sizes.

Functions

buffer_size_bytes

Returns the minimum buffer size in bytes required to store element_count contiguous elements of the given type.