本文整理汇总了Golang中github.com/conformal/btcjson.BlockResult.NextHash方法的典型用法代码示例。如果您正苦于以下问题：Golang BlockResult.NextHash方法的具体用法？Golang BlockResult.NextHash怎么用？Golang BlockResult.NextHash使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/conformal/btcjson.BlockResult的用法示例。
在下文中一共展示了BlockResult.NextHash方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: jsonRPCRead
//.........这里部分代码省略.........
txNames := make([]string, len(txList))
for i, v := range txList {
txNames[i] = v.String()
}
_, maxidx, err := s.server.db.NewestSha()
if err != nil {
log.Errorf("[RPCS] Cannot get newest sha: %v", err)
return
}
blockHeader := &blk.MsgBlock().Header
blockReply := btcjson.BlockResult{
Hash: hash,
Version: blockHeader.Version,
MerkleRoot: blockHeader.MerkleRoot.String(),
PreviousHash: blockHeader.PrevBlock.String(),
Nonce: blockHeader.Nonce,
Time: blockHeader.Timestamp.Unix(),
Confirmations: uint64(1 + maxidx - idx),
Height: idx,
Tx: txNames,
Size: len(buf),
Bits: strconv.FormatInt(int64(blockHeader.Bits), 16),
Difficulty: getDifficultyRatio(blockHeader.Bits),
}
// Get next block unless we are already at the top.
if idx < maxidx {
shaNext, err := s.server.db.FetchBlockShaByHeight(int64(idx + 1))
if err != nil {
log.Errorf("[RPCS] No next block: %v", err)
} else {
blockReply.NextHash = shaNext.String()
}
}
rawReply = btcjson.Reply{
Result: blockReply,
Error: nil,
Id: &message.Id,
}
case "getrawtransaction":
var f interface{}
err = json.Unmarshal(body, &f)
m := f.(map[string]interface{})
var tx string
var verbose float64
for _, v := range m {
switch vv := v.(type) {
case []interface{}:
for _, u := range vv {
switch uu := u.(type) {
case string:
tx = uu
case float64:
verbose = uu
default:
}
}
default:
}
}
if int(verbose) != 1 {
// Don't return details示例2: handleGetBlock
// handleGetBlock implements the getblock command.
func handleGetBlock(s *rpcServer, cmd btcjson.Cmd) (interface{}, error) {
c := cmd.(*btcjson.GetBlockCmd)
sha, err := btcwire.NewShaHashFromStr(c.Hash)
if err != nil {
rpcsLog.Errorf("Error generating sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blk, err := s.server.db.FetchBlockBySha(sha)
if err != nil {
rpcsLog.Errorf("Error fetching sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
// When the verbose flag isn't set, simply return the network-serialized
// block as a hex-encoded string.
if !c.Verbose {
blkHex, err := messageToHex(blk.MsgBlock())
if err != nil {
return nil, err
}
return blkHex, nil
}
// The verbose flag is set, so generate the JSON object and return it.
buf, err := blk.Bytes()
if err != nil {
rpcsLog.Errorf("Error fetching block: %v", err)
return nil, btcjson.Error{
Code: btcjson.ErrInternal.Code,
Message: err.Error(),
}
}
idx := blk.Height()
_, maxidx, err := s.server.db.NewestSha()
if err != nil {
rpcsLog.Errorf("Cannot get newest sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blockHeader := &blk.MsgBlock().Header
blockReply := btcjson.BlockResult{
Hash: c.Hash,
Version: blockHeader.Version,
MerkleRoot: blockHeader.MerkleRoot.String(),
PreviousHash: blockHeader.PrevBlock.String(),
Nonce: blockHeader.Nonce,
Time: blockHeader.Timestamp.Unix(),
Confirmations: uint64(1 + maxidx - idx),
Height: idx,
Size: len(buf),
Bits: strconv.FormatInt(int64(blockHeader.Bits), 16),
Difficulty: getDifficultyRatio(blockHeader.Bits),
}
if !c.VerboseTx {
txList, _ := blk.TxShas()
txNames := make([]string, len(txList))
for i, v := range txList {
txNames[i] = v.String()
}
blockReply.Tx = txNames
} else {
txns := blk.Transactions()
rawTxns := make([]btcjson.TxRawResult, len(txns))
for i, tx := range txns {
txSha := tx.Sha().String()
mtx := tx.MsgTx()
rawTxn, err := createTxRawResult(s.server.btcnet, txSha,
mtx, blk, maxidx, sha)
if err != nil {
rpcsLog.Errorf("Cannot create TxRawResult for "+
"transaction %s: %v", txSha, err)
return nil, err
}
rawTxns[i] = *rawTxn
}
blockReply.RawTx = rawTxns
}
// Get next block unless we are already at the top.
if idx < maxidx {
var shaNext *btcwire.ShaHash
shaNext, err = s.server.db.FetchBlockShaByHeight(int64(idx + 1))
if err != nil {
rpcsLog.Errorf("No next block: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blockReply.NextHash = shaNext.String()
}
return blockReply, nil
}示例3: handleGetBlock
// handleGetBlock implements the getblock command.
func handleGetBlock(s *rpcServer, cmd btcjson.Cmd, walletNotification chan []byte) (interface{}, error) {
c := cmd.(*btcjson.GetBlockCmd)
sha, err := btcwire.NewShaHashFromStr(c.Hash)
if err != nil {
log.Errorf("RPCS: Error generating sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blk, err := s.server.db.FetchBlockBySha(sha)
if err != nil {
log.Errorf("RPCS: Error fetching sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
idx := blk.Height()
buf, err := blk.Bytes()
if err != nil {
log.Errorf("RPCS: Error fetching block: %v", err)
return nil, btcjson.ErrBlockNotFound
}
txList, _ := blk.TxShas()
txNames := make([]string, len(txList))
for i, v := range txList {
txNames[i] = v.String()
}
_, maxidx, err := s.server.db.NewestSha()
if err != nil {
log.Errorf("RPCS: Cannot get newest sha: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blockHeader := &blk.MsgBlock().Header
blockReply := btcjson.BlockResult{
Hash: c.Hash,
Version: blockHeader.Version,
MerkleRoot: blockHeader.MerkleRoot.String(),
PreviousHash: blockHeader.PrevBlock.String(),
Nonce: blockHeader.Nonce,
Time: blockHeader.Timestamp.Unix(),
Confirmations: uint64(1 + maxidx - idx),
Height: idx,
Tx: txNames,
Size: len(buf),
Bits: strconv.FormatInt(int64(blockHeader.Bits), 16),
Difficulty: getDifficultyRatio(blockHeader.Bits),
}
// Get next block unless we are already at the top.
if idx < maxidx {
var shaNext *btcwire.ShaHash
shaNext, err = s.server.db.FetchBlockShaByHeight(int64(idx + 1))
if err != nil {
log.Errorf("RPCS: No next block: %v", err)
return nil, btcjson.ErrBlockNotFound
}
blockReply.NextHash = shaNext.String()
}
return blockReply, nil
}