mirror of
https://github.com/ethereum/go-ethereum.git
synced 2026-05-27 10:19:28 +00:00
109 lines
3 KiB
Go
109 lines
3 KiB
Go
// Copyright 2026 The go-ethereum Authors
|
|
// This file is part of the go-ethereum library.
|
|
//
|
|
// The go-ethereum library is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU Lesser General Public License as published by
|
|
// the Free Software Foundation, either version 3 of the License, or
|
|
// (at your option) any later version.
|
|
//
|
|
// The go-ethereum library is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU Lesser General Public License for more details.
|
|
//
|
|
// You should have received a copy of the GNU Lesser General Public License
|
|
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
package engine
|
|
|
|
// estimateBlobAndProofV1Size returns a rough estimate of the JSON size for a BlobAndProofV1.
|
|
func estimateBlobAndProofV1Size(item *BlobAndProofV1) int {
|
|
if item == nil {
|
|
return 4
|
|
}
|
|
return len(item.Blob)*2 + len(item.Proof)*2 + 30
|
|
}
|
|
|
|
// marshalBlobAndProofV1 writes a BlobAndProofV1 as JSON and appends it to buf.
|
|
func marshalBlobAndProofV1(buf []byte, item *BlobAndProofV1) []byte {
|
|
if item == nil {
|
|
return append(buf, "null"...)
|
|
}
|
|
buf = append(buf, `{"blob":`...)
|
|
buf = writeHexBytes(buf, item.Blob)
|
|
|
|
buf = append(buf, `,"proof":`...)
|
|
buf = writeHexBytes(buf, item.Proof)
|
|
|
|
buf = append(buf, '}')
|
|
return buf
|
|
}
|
|
|
|
// estimateBlobAndProofV2Size returns a rough estimate of the JSON size for a BlobAndProofV2.
|
|
func estimateBlobAndProofV2Size(item *BlobAndProofV2) int {
|
|
if item == nil {
|
|
return 4
|
|
}
|
|
size := len(item.Blob)*2 + 30
|
|
for _, proof := range item.CellProofs {
|
|
size += len(proof)*2 + 6
|
|
}
|
|
return size
|
|
}
|
|
|
|
// marshalBlobAndProofV2 writes a BlobAndProofV2 as JSON and appends it to buf.
|
|
func marshalBlobAndProofV2(buf []byte, item *BlobAndProofV2) []byte {
|
|
if item == nil {
|
|
return append(buf, "null"...)
|
|
}
|
|
buf = append(buf, `{"blob":`...)
|
|
buf = writeHexBytes(buf, item.Blob)
|
|
|
|
buf = append(buf, `,"proofs":`...)
|
|
buf = marshalHexBytesArray(buf, item.CellProofs)
|
|
|
|
buf = append(buf, '}')
|
|
return buf
|
|
}
|
|
|
|
// MarshalJSON implements json.Marshaler.
|
|
func (list BlobAndProofListV1) MarshalJSON() ([]byte, error) {
|
|
// Estimate buffer size.
|
|
size := 2
|
|
for _, item := range list {
|
|
size += estimateBlobAndProofV1Size(item) + 1
|
|
}
|
|
buf := make([]byte, 0, size)
|
|
|
|
// Write the array elements to the buffer.
|
|
buf = append(buf, '[')
|
|
for i, item := range list {
|
|
if i > 0 {
|
|
buf = append(buf, ',')
|
|
}
|
|
buf = marshalBlobAndProofV1(buf, item)
|
|
}
|
|
buf = append(buf, ']')
|
|
return buf, nil
|
|
}
|
|
|
|
// MarshalJSON implements json.Marshaler.
|
|
func (list BlobAndProofListV2) MarshalJSON() ([]byte, error) {
|
|
// Estimate buffer size.
|
|
size := 2
|
|
for _, item := range list {
|
|
size += estimateBlobAndProofV2Size(item) + 1
|
|
}
|
|
buf := make([]byte, 0, size)
|
|
|
|
// Write the array elements to the buffer.
|
|
buf = append(buf, '[')
|
|
for i, item := range list {
|
|
if i > 0 {
|
|
buf = append(buf, ',')
|
|
}
|
|
buf = marshalBlobAndProofV2(buf, item)
|
|
}
|
|
buf = append(buf, ']')
|
|
return buf, nil
|
|
}
|