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43 lines
1.2 KiB
43 lines
1.2 KiB
package types
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// BlockMeta contains meta information about a block - namely, it's ID and Header.
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type BlockMeta struct {
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BlockID BlockID `json:"block_id"` // the block hash and partsethash
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Header Header `json:"header"` // The block's Header
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}
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// NewBlockMeta returns a new BlockMeta from the block and its blockParts.
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func NewBlockMeta(block *Block, blockParts *PartSet) *BlockMeta {
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return &BlockMeta{
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BlockID: BlockID{block.Hash(), blockParts.Header()},
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Header: block.Header,
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}
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}
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//-----------------------------------------------------------
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// These methods are for Protobuf Compatibility
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// Size returns the size of the amino encoding, in bytes.
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func (bm *BlockMeta) Size() int {
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bs, _ := bm.Marshal()
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return len(bs)
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}
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// Marshal returns the amino encoding.
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func (bm *BlockMeta) Marshal() ([]byte, error) {
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return cdc.MarshalBinaryBare(bm)
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}
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// MarshalTo calls Marshal and copies to the given buffer.
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func (bm *BlockMeta) MarshalTo(data []byte) (int, error) {
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bs, err := bm.Marshal()
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if err != nil {
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return -1, err
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}
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return copy(data, bs), nil
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}
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// Unmarshal deserializes from amino encoded form.
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func (bm *BlockMeta) Unmarshal(bs []byte) error {
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return cdc.UnmarshalBinaryBare(bs, bm)
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}
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