aboutsummaryrefslogtreecommitdiffstats
path: root/ethchain
diff options
context:
space:
mode:
authorobscuren <geffobscura@gmail.com>2014-08-21 20:47:58 +0800
committerobscuren <geffobscura@gmail.com>2014-08-21 20:47:58 +0800
commiteaa2e8900d1036e09b002c4e20fc6e4f9cd031bb (patch)
tree9a0c4c4b1bda39560c70147c73862d72eff38dd1 /ethchain
parent79c64f6bca4fcfb257496be22c64f4b2faed7050 (diff)
downloadgo-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar.gz
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar.bz2
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar.lz
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar.xz
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.tar.zst
go-tangerine-eaa2e8900d1036e09b002c4e20fc6e4f9cd031bb.zip
PoC 6 networking code.
* Added block pool for gathering blocks from the network (chunks) * Re wrote syncing
Diffstat (limited to 'ethchain')
-rw-r--r--ethchain/block_chain.go20
-rw-r--r--ethchain/genesis.go6
2 files changed, 24 insertions, 2 deletions
diff --git a/ethchain/block_chain.go b/ethchain/block_chain.go
index 611735707..3445bbb87 100644
--- a/ethchain/block_chain.go
+++ b/ethchain/block_chain.go
@@ -208,6 +208,26 @@ func (bc *BlockChain) GenesisBlock() *Block {
return bc.genesisBlock
}
+func (self *BlockChain) GetChainHashesFromHash(hash []byte, max uint64) (chain [][]byte) {
+ block := self.GetBlock(hash)
+ if block == nil {
+ return
+ }
+
+ // XXX Could be optimised by using a different database which only holds hashes (i.e., linked list)
+ for i := uint64(0); i < max; i++ {
+ chain = append(chain, block.Hash())
+
+ if block.Number.Cmp(ethutil.Big0) <= 0 {
+ break
+ }
+
+ block = self.GetBlock(block.PrevHash)
+ }
+
+ return
+}
+
// Get chain return blocks from hash up to max in RLP format
func (bc *BlockChain) GetChainFromHash(hash []byte, max uint64) []interface{} {
var chain []interface{}
diff --git a/ethchain/genesis.go b/ethchain/genesis.go
index 54a3bc766..0ce53a6ee 100644
--- a/ethchain/genesis.go
+++ b/ethchain/genesis.go
@@ -1,9 +1,10 @@
package ethchain
import (
+ "math/big"
+
"github.com/ethereum/eth-go/ethcrypto"
"github.com/ethereum/eth-go/ethutil"
- "math/big"
)
/*
@@ -26,7 +27,8 @@ var GenesisHeader = []interface{}{
// tx sha
"",
// Difficulty
- ethutil.BigPow(2, 22),
+ //ethutil.BigPow(2, 22),
+ big.NewInt(4096),
// Number
ethutil.Big0,
// Block minimum gas price