internal

package

v0.3.0 Latest Latest Go to latest Published: Apr 23, 2024 License: MIT Imports: 7 Imported by: 0

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Package internal values, structures, and functions that are not part of the public API.

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func DstPrime(dst []byte) []byte

DstPrime length-suffix-encodes dst.

func ExpandXMD(id crypto.Hash, input, dst []byte, length uint) []byte

ExpandXMD implements expand_message_xmd as specified in RFC 9380 section 5.3.1.

func ExpandXOF(ext *hash.ExtendableHash, input, dst []byte, length uint) []byte

ExpandXOF implements expand_message_xof as specified in RFC 9380 section 5.3.2.

func I2osp(value, length uint) []byte

I2osp 32-bit Integer to Octet Stream Primitive on maximum 4 bytes.

func VetDSTXMD(h hash.Hash, dst []byte) []byte

VetDSTXMD computes a shorter tag for dst if the tag length exceeds 255 bytes.

func VetXofDST(x *hash.ExtendableHash, dst []byte) []byte

VetXofDST computes a shorter tag for dst if the tag length exceeds 255 bytes.

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Path	Synopsis
field Package field provides modular operations over very high integers.	Package field provides modular operations over very high integers.