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package core
import (
"fmt"
. "github.com/tendermint/tendermint/common"
ctypes "github.com/tendermint/tendermint/rpc/core/types"
"github.com/tendermint/tendermint/types"
)
//-----------------------------------------------------------------------------
func BlockchainInfo(minHeight, maxHeight int) (*ctypes.ResponseBlockchainInfo, error) {
if maxHeight == 0 {
maxHeight = blockStore.Height()
} else {
maxHeight = MinInt(blockStore.Height(), maxHeight)
}
if minHeight == 0 {
minHeight = MaxInt(1, maxHeight-20)
}
log.Debug("BlockchainInfoHandler", "maxHeight", maxHeight, "minHeight", minHeight)
blockMetas := []*types.BlockMeta{}
for height := maxHeight; height >= minHeight; height-- {
blockMeta := blockStore.LoadBlockMeta(height)
blockMetas = append(blockMetas, blockMeta)
}
return &ctypes.ResponseBlockchainInfo{blockStore.Height(), blockMetas}, nil
}
//-----------------------------------------------------------------------------
func GetBlock(height int) (*ctypes.ResponseGetBlock, error) {
if height == 0 {
return nil, fmt.Errorf("height must be greater than 0")
}
if height > blockStore.Height() {
return nil, fmt.Errorf("height must be less than the current blockchain height")
}
blockMeta := blockStore.LoadBlockMeta(height)
block := blockStore.LoadBlock(height)
return &ctypes.ResponseGetBlock{blockMeta, block}, nil
}