github/prysm
1
1
Fork 0
mirror of https://github.com/OffchainLabs/prysm.git synced 2026-01-09 15:37:56 -05:00
Code Issues Packages Projects Releases Wiki Activity

Implement process exec payload

Browse Source
This commit is contained in:
terence tsao
2026-01-03 10:59:47 -08:00
parent 0db74365e0
commit c77afbdbc4
33 changed files with 2555 additions and 578 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
encoding/ssz/htrutils.go
View File

@@ -5,6 +5,7 @@ import (
"encoding/binary"
fieldparams "github.com/OffchainLabs/prysm/v7/config/fieldparams"
"github.com/OffchainLabs/prysm/v7/crypto/hash/htr"
"github.com/OffchainLabs/prysm/v7/encoding/bytesutil"
enginev1 "github.com/OffchainLabs/prysm/v7/proto/engine/v1"
ethpb "github.com/OffchainLabs/prysm/v7/proto/prysm/v1alpha1"
@@ -141,3 +142,24 @@ func withdrawalRoot(w *enginev1.Withdrawal) ([32]byte, error) {
}
return w.HashTreeRoot()
}
// KzgCommitmentsRoot computes the HTR for a list of KZG commitments
func KzgCommitmentsRoot(commitments [][]byte) ([32]byte, error) {
roots := make([][32]byte, len(commitments))
for i, commitment := range commitments {
chunks, err := PackByChunk([][]byte{commitment})
if err != nil {
return [32]byte{}, err
}
roots[i] = htr.VectorizedSha256(chunks)[0]
}
commitmentsRoot, err := BitwiseMerkleize(roots, uint64(len(roots)), fieldparams.MaxBlobCommitmentsPerBlock)
if err != nil {
return [32]byte{}, errors.Wrap(err, "could not compute merkleization")
}
length := make([]byte, 32)
binary.LittleEndian.PutUint64(length[:8], uint64(len(roots)))
return MixInLength(commitmentsRoot, length), nil
}