Function CopyUidPack

bitmap/codec.go:444–462

CopyUidPack creates a copy of the given UidPack.

(pack *UidPack)

// CopyUidPack creates a copy of the given UidPack.
func CopyUidPack(pack *UidPack) *UidPack {
	if pack == nil {
		return nil
	}

	packCopy := new(UidPack)
	packCopy.BlockSize = pack.BlockSize
	packCopy.Blocks = make([]*UidBlock, len(pack.Blocks))

	for i, block := range pack.Blocks {
		packCopy.Blocks[i] = new(UidBlock)
		packCopy.Blocks[i].Base = block.Base
		packCopy.Blocks[i].NumUids = block.NumUids
		packCopy.Blocks[i].Deltas = make([]byte, len(block.Deltas))
		copy(packCopy.Blocks[i].Deltas, block.Deltas)
	}

	return packCopy
}