Merge pull request #7 from daglabs/dev-28-update-chaincfg

Dev 28 update chaincfg
This commit is contained in:
Svarog 2018-06-19 13:19:47 +03:00 committed by GitHub
commit 90d1fbb869
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
4 changed files with 219 additions and 195 deletions

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@ -31,7 +31,7 @@ var genesisCoinbaseTx = wire.MsgTx{
0x6b, 0x20, 0x6f, 0x66, 0x20, 0x73, 0x65, 0x63, /* |k of sec|*/
0x6f, 0x6e, 0x64, 0x20, 0x62, 0x61, 0x69, 0x6c, /* |ond bail| */
0x6f, 0x75, 0x74, 0x20, 0x66, 0x6f, 0x72, 0x20, /* |out for |*/
0x62, 0x61, 0x6e, 0x6b, 0x73, /* |banks| */
0x62, 0x61, 0x6e, 0x6b, 0x73, /* |banks| */
},
Sequence: 0xffffffff,
},
@ -48,7 +48,7 @@ var genesisCoinbaseTx = wire.MsgTx{
0x38, 0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, /* |8..U....| */
0x12, 0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, /* |..\8M...| */
0x8d, 0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, /* |.W.Lp+k.| */
0x1d, 0x5f, 0xac, /* |._.| */
0x1d, 0x5f, 0xac, /* |._.| */
},
},
},
@ -58,10 +58,10 @@ var genesisCoinbaseTx = wire.MsgTx{
// genesisHash is the hash of the first block in the block chain for the main
// network (genesis block).
var genesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.
0x6f, 0xe2, 0x8c, 0x0a, 0xb6, 0xf1, 0xb3, 0x72,
0xc1, 0xa6, 0xa2, 0x46, 0xae, 0x63, 0xf7, 0x4f,
0x93, 0x1e, 0x83, 0x65, 0xe1, 0x5a, 0x08, 0x9c,
0x68, 0xd6, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00,
0x82, 0xdc, 0xbd, 0xe6, 0x88, 0x37, 0x74, 0x5b,
0x78, 0x6b, 0x03, 0x1d, 0xa3, 0x48, 0x3c, 0x45,
0x3f, 0xc3, 0x2e, 0xd4, 0x53, 0x5b, 0x6f, 0x26,
0x26, 0xb0, 0x48, 0x4f, 0x09, 0x00, 0x00, 0x00,
})
// genesisMerkleRoot is the hash of the first transaction in the genesis block
@ -77,12 +77,13 @@ var genesisMerkleRoot = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet
// public transaction ledger for the main network.
var genesisBlock = wire.MsgBlock{
Header: wire.BlockHeader{
Version: 1,
PrevBlock: chainhash.Hash{}, // 0000000000000000000000000000000000000000000000000000000000000000
MerkleRoot: genesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(0x495fab29, 0), // 2009-01-03 18:15:05 +0000 UTC
Bits: 0x1d00ffff, // 486604799 [00000000ffff0000000000000000000000000000000000000000000000000000]
Nonce: 0x7c2bac1d, // 2083236893
Version: 1,
NumPrevBlocks: 0,
PrevBlocks: []chainhash.Hash{},
MerkleRoot: genesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(0x5b28c4c8, 0), // 2018-06-19 08:54:32 +0000 UTC
Bits: 0x1e00ffff, // 503382015 [000000ffff000000000000000000000000000000000000000000000000000000]
Nonce: 0xc0192550, // 2148484547
},
Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
}
@ -90,10 +91,10 @@ var genesisBlock = wire.MsgBlock{
// regTestGenesisHash is the hash of the first block in the block chain for the
// regression test network (genesis block).
var regTestGenesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.
0x06, 0x22, 0x6e, 0x46, 0x11, 0x1a, 0x0b, 0x59,
0xca, 0xaf, 0x12, 0x60, 0x43, 0xeb, 0x5b, 0xbf,
0x28, 0xc3, 0x4f, 0x3a, 0x5e, 0x33, 0x2a, 0x1f,
0xc7, 0xb2, 0xb7, 0x3c, 0xf1, 0x88, 0x91, 0x0f,
0x7c, 0x03, 0x27, 0x80, 0x78, 0xfc, 0xe8, 0xed,
0xcd, 0xfc, 0x3d, 0xe1, 0x63, 0x45, 0x4c, 0x03,
0x0f, 0xef, 0x38, 0x16, 0xec, 0x54, 0x61, 0x6f,
0xca, 0xc9, 0x58, 0x12, 0xb4, 0x6a, 0x15, 0x08,
})
// regTestGenesisMerkleRoot is the hash of the first transaction in the genesis
@ -105,12 +106,13 @@ var regTestGenesisMerkleRoot = genesisMerkleRoot
// as the public transaction ledger for the regression test network.
var regTestGenesisBlock = wire.MsgBlock{
Header: wire.BlockHeader{
Version: 1,
PrevBlock: chainhash.Hash{}, // 0000000000000000000000000000000000000000000000000000000000000000
MerkleRoot: regTestGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(1296688602, 0), // 2011-02-02 23:16:42 +0000 UTC
Bits: 0x207fffff, // 545259519 [7fffff0000000000000000000000000000000000000000000000000000000000]
Nonce: 2,
Version: 1,
NumPrevBlocks: 0,
PrevBlocks: []chainhash.Hash{},
MerkleRoot: regTestGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(0x5b28c636, 0), // 2018-06-19 09:00:38 +0000 UTC
Bits: 0x207fffff, // 545259519 [7fffff0000000000000000000000000000000000000000000000000000000000]
Nonce: 1,
},
Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
}
@ -118,10 +120,10 @@ var regTestGenesisBlock = wire.MsgBlock{
// testNet3GenesisHash is the hash of the first block in the block chain for the
// test network (version 3).
var testNet3GenesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.
0x43, 0x49, 0x7f, 0xd7, 0xf8, 0x26, 0x95, 0x71,
0x08, 0xf4, 0xa3, 0x0f, 0xd9, 0xce, 0xc3, 0xae,
0xba, 0x79, 0x97, 0x20, 0x84, 0xe9, 0x0e, 0xad,
0x01, 0xea, 0x33, 0x09, 0x00, 0x00, 0x00, 0x00,
0x91, 0x1c, 0xe0, 0x47, 0x77, 0xad, 0x5e, 0xc5,
0x60, 0x10, 0x21, 0x32, 0x51, 0x1b, 0x39, 0x06,
0x24, 0xb3, 0xbf, 0x08, 0x8e, 0x04, 0x8c, 0xd3,
0x80, 0xb4, 0x83, 0x83, 0xed, 0x00, 0x00, 0x00,
})
// testNet3GenesisMerkleRoot is the hash of the first transaction in the genesis
@ -133,12 +135,13 @@ var testNet3GenesisMerkleRoot = genesisMerkleRoot
// serves as the public transaction ledger for the test network (version 3).
var testNet3GenesisBlock = wire.MsgBlock{
Header: wire.BlockHeader{
Version: 1,
PrevBlock: chainhash.Hash{}, // 0000000000000000000000000000000000000000000000000000000000000000
MerkleRoot: testNet3GenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(1296688602, 0), // 2011-02-02 23:16:42 +0000 UTC
Bits: 0x1d00ffff, // 486604799 [00000000ffff0000000000000000000000000000000000000000000000000000]
Nonce: 0x18aea41a, // 414098458
Version: 1,
NumPrevBlocks: 0,
PrevBlocks: []chainhash.Hash{},
MerkleRoot: testNet3GenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(0x5b28c706, 0), // 2018-06-19 09:04:06 +0000 UTC
Bits: 0x1e00ffff, // 503382015 [000000ffff000000000000000000000000000000000000000000000000000000]
Nonce: 0x802f1b3b, // 2150570811
},
Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
}
@ -146,10 +149,10 @@ var testNet3GenesisBlock = wire.MsgBlock{
// simNetGenesisHash is the hash of the first block in the block chain for the
// simulation test network.
var simNetGenesisHash = chainhash.Hash([chainhash.HashSize]byte{ // Make go vet happy.
0xf6, 0x7a, 0xd7, 0x69, 0x5d, 0x9b, 0x66, 0x2a,
0x72, 0xff, 0x3d, 0x8e, 0xdb, 0xbb, 0x2d, 0xe0,
0xbf, 0xa6, 0x7b, 0x13, 0x97, 0x4b, 0xb9, 0x91,
0x0d, 0x11, 0x6d, 0x5c, 0xbd, 0x86, 0x3e, 0x68,
0xc1, 0x5b, 0x71, 0xfe, 0x20, 0x70, 0x0f, 0xd0,
0x08, 0x49, 0x88, 0x1b, 0x32, 0xb5, 0xbd, 0x13,
0x17, 0xbe, 0x75, 0xe7, 0x29, 0x46, 0xdd, 0x03,
0x01, 0x92, 0x90, 0xf1, 0xca, 0x8a, 0x88, 0x11,
})
// simNetGenesisMerkleRoot is the hash of the first transaction in the genesis
@ -161,12 +164,13 @@ var simNetGenesisMerkleRoot = genesisMerkleRoot
// as the public transaction ledger for the simulation test network.
var simNetGenesisBlock = wire.MsgBlock{
Header: wire.BlockHeader{
Version: 1,
PrevBlock: chainhash.Hash{}, // 0000000000000000000000000000000000000000000000000000000000000000
MerkleRoot: simNetGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(1401292357, 0), // 2014-05-28 15:52:37 +0000 UTC
Bits: 0x207fffff, // 545259519 [7fffff0000000000000000000000000000000000000000000000000000000000]
Nonce: 2,
Version: 1,
NumPrevBlocks: 0,
PrevBlocks: []chainhash.Hash{},
MerkleRoot: simNetGenesisMerkleRoot, // 4a5e1e4baab89f3a32518a88c31bc87f618f76673e2cc77ab2127b7afdeda33b
Timestamp: time.Unix(0x5b28c7ec, 0), // 2018-06-19 09:07:56 +0000 UTC
Bits: 0x207fffff, // 545259519 [7fffff0000000000000000000000000000000000000000000000000000000000]
Nonce: 0x9ffffffb, // 2684354555
},
Transactions: []*wire.MsgTx{&genesisCoinbaseTx},
}

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@ -121,163 +121,147 @@ func TestSimNetGenesisBlock(t *testing.T) {
// genesisBlockBytes are the wire encoded bytes for the genesis block of the
// main network as of protocol version 60002.
var genesisBlockBytes = []byte{
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x01, 0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, /* |.....;..| */
0xfd, 0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, /* |.z{..z.,| */
0x3e, 0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, /* |>gv.a...| */
0xc3, 0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, /* |...Q2:..| */
0xaa, 0x4b, 0x1e, 0x5e, 0x4a, 0xc8, 0xc4, 0x28, /* |.K.^J..(| */
0x5b, 0xff, 0xff, 0x00, 0x1e, 0x50, 0x25, 0x19, /* |[....P%.| */
0xc0, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, 0xfd, /* |....;...| */
0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, 0x3e, /* |z{..z.,>| */
0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, 0xc3, /* |gv.a....| */
0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |..Q2:...| */
0x4b, 0x1e, 0x5e, 0x4a, 0x29, 0xab, 0x5f, 0x49, /* |K.^J)._I| */
0xff, 0xff, 0x00, 0x1d, 0x1d, 0xac, 0x2b, 0x7c, /* |......+|| */
0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* |........| */
0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, 0x1d, /* |..M.....| */
0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, 0x54, /* |..EThe T| */
0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, 0x2f, /* |imes 03/| */
0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, 0x39, /* |Jan/2009| */
0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, 0x6c, /* | Chancel| */
0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, 0x62, /* |lor on b| */
0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, 0x20, /* |rink of | */
0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x62, /* |second b| */
0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, 0x66, /* |ailout f| */
0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, 0x73, /* |or banks| */
0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, 0x05, /* |........| */
0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, 0x04, /* |*....CA.| */
0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, 0x27, /* |g....UH'| */
0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, /* |.g..q0..| */
0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |\..(.9..| */
0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, /* |yb...a..| */
0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |I..?L.8.| */
0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, /* |.U......| */
0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |\8M....W| */
0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, /* |.Lp+k.._|*/
0xac, 0x00, 0x00, 0x00, 0x00, /* |.....| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, /* |........| */
0xff, 0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, /* |...M....| */
0x1d, 0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, /* |...EThe | */
0x54, 0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, /* |Times 03| */
0x2f, 0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, /* |/Jan/200| */
0x39, 0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, /* |9 Chance| */
0x6c, 0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, /* |llor on | */
0x62, 0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, /* |brink of| */
0x20, 0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, /* | second | */
0x62, 0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, /* |bailout | */
0x66, 0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, /* |for bank| */
0x73, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, /* |s.......| */
0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, /* |.*....CA| */
0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, /* |.g....UH| */
0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, /* |'.g..q0.| */
0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, /* |.\..(.9.| */
0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, /* |.yb...a.| */
0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, /* |.I..?L.8| */
0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, /* |..U.....| */
0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, /* |.\8M....| */
0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, /* |W.Lp+k..| */
0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |_.....| */
}
// regTestGenesisBlockBytes are the wire encoded bytes for the genesis block of
// the regression test network as of protocol version 60002.
var regTestGenesisBlockBytes = []byte{
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x01, 0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, /* |.....;..| */
0xfd, 0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, /* |.z{..z.,| */
0x3e, 0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, /* |>gv.a...| */
0xc3, 0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, /* |...Q2:..| */
0xaa, 0x4b, 0x1e, 0x5e, 0x4a, 0x36, 0xc6, 0x28, /* |.K.^J6.(| */
0x5b, 0xff, 0xff, 0x7f, 0x20, 0x01, 0x00, 0x00, /* |[... ...| */
0x00, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, 0xfd, /* |....;...| */
0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, 0x3e, /* |z{..z.,>| */
0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, 0xc3, /* |gv.a....| */
0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |..Q2:...| */
0x4b, 0x1e, 0x5e, 0x4a, 0xda, 0xe5, 0x49, 0x4d, /* |K.^J)._I| */
0xff, 0xff, 0x7f, 0x20, 0x02, 0x00, 0x00, 0x00, /* |......+|| */
0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* |........| */
0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, 0x1d, /* |..M.....| */
0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, 0x54, /* |..EThe T| */
0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, 0x2f, /* |imes 03/| */
0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, 0x39, /* |Jan/2009| */
0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, 0x6c, /* | Chancel| */
0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, 0x62, /* |lor on b| */
0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, 0x20, /* |rink of | */
0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x62, /* |second b| */
0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, 0x66, /* |ailout f| */
0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, 0x73, /* |or banks| */
0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, 0x05, /* |........| */
0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, 0x04, /* |*....CA.| */
0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, 0x27, /* |g....UH'| */
0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, /* |.g..q0..| */
0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |\..(.9..| */
0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, /* |yb...a..| */
0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |I..?L.8.| */
0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, /* |.U......| */
0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |\8M....W| */
0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, /* |.Lp+k.._|*/
0xac, 0x00, 0x00, 0x00, 0x00, /* |.....| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, /* |........| */
0xff, 0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, /* |...M....| */
0x1d, 0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, /* |...EThe | */
0x54, 0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, /* |Times 03| */
0x2f, 0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, /* |/Jan/200| */
0x39, 0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, /* |9 Chance| */
0x6c, 0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, /* |llor on | */
0x62, 0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, /* |brink of| */
0x20, 0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, /* | second | */
0x62, 0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, /* |bailout | */
0x66, 0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, /* |for bank| */
0x73, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, /* |s.......| */
0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, /* |.*....CA| */
0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, /* |.g....UH| */
0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, /* |'.g..q0.| */
0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, /* |.\..(.9.| */
0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, /* |.yb...a.| */
0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, /* |.I..?L.8| */
0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, /* |..U.....| */
0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, /* |.\8M....| */
0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, /* |W.Lp+k..| */
0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |_.....| */
}
// testNet3GenesisBlockBytes are the wire encoded bytes for the genesis block of
// the test network (version 3) as of protocol version 60002.
var testNet3GenesisBlockBytes = []byte{
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x01, 0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, /* |.....;..| */
0xfd, 0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, /* |.z{..z.,| */
0x3e, 0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, /* |>gv.a...| */
0xc3, 0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, /* |...Q2:..| */
0xaa, 0x4b, 0x1e, 0x5e, 0x4a, 0x06, 0xc7, 0x28, /* |.K.^J..(| */
0x5b, 0xff, 0xff, 0x00, 0x1e, 0x3b, 0x1b, 0x2f, /* |[....;./| */
0x80, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, 0xfd, /* |....;...| */
0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, 0x3e, /* |z{..z.,>| */
0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, 0xc3, /* |gv.a....| */
0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |..Q2:...| */
0x4b, 0x1e, 0x5e, 0x4a, 0xda, 0xe5, 0x49, 0x4d, /* |K.^J)._I| */
0xff, 0xff, 0x00, 0x1d, 0x1a, 0xa4, 0xae, 0x18, /* |......+|| */
0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* |........| */
0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, 0x1d, /* |..M.....| */
0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, 0x54, /* |..EThe T| */
0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, 0x2f, /* |imes 03/| */
0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, 0x39, /* |Jan/2009| */
0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, 0x6c, /* | Chancel| */
0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, 0x62, /* |lor on b| */
0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, 0x20, /* |rink of | */
0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x62, /* |second b| */
0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, 0x66, /* |ailout f| */
0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, 0x73, /* |or banks| */
0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, 0x05, /* |........| */
0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, 0x04, /* |*....CA.| */
0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, 0x27, /* |g....UH'| */
0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, /* |.g..q0..| */
0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |\..(.9..| */
0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, /* |yb...a..| */
0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |I..?L.8.| */
0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, /* |.U......| */
0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |\8M....W| */
0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, /* |.Lp+k.._|*/
0xac, 0x00, 0x00, 0x00, 0x00, /* |.....| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, /* |........| */
0xff, 0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, /* |...M....| */
0x1d, 0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, /* |...EThe | */
0x54, 0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, /* |Times 03| */
0x2f, 0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, /* |/Jan/200| */
0x39, 0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, /* |9 Chance| */
0x6c, 0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, /* |llor on | */
0x62, 0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, /* |brink of| */
0x20, 0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, /* | second | */
0x62, 0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, /* |bailout | */
0x66, 0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, /* |for bank| */
0x73, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, /* |s.......| */
0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, /* |.*....CA| */
0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, /* |.g....UH| */
0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, /* |'.g..q0.| */
0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, /* |.\..(.9.| */
0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, /* |.yb...a.| */
0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, /* |.I..?L.8| */
0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, /* |..U.....| */
0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, /* |.\8M....| */
0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, /* |W.Lp+k..| */
0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |_.....| */
}
// simNetGenesisBlockBytes are the wire encoded bytes for the genesis block of
// the simulation test network as of protocol version 70002.
var simNetGenesisBlockBytes = []byte{
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x01, 0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, /* |.....;..| */
0xfd, 0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, /* |.z{..z.,| */
0x3e, 0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, /* |>gv.a...| */
0xc3, 0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, /* |...Q2:..| */
0xaa, 0x4b, 0x1e, 0x5e, 0x4a, 0xec, 0xc7, 0x28, /* |.K.^J..(| */
0x5b, 0xff, 0xff, 0x7f, 0x20, 0xfb, 0xff, 0xff, /* |[... ...| */
0x9f, 0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x3b, 0xa3, 0xed, 0xfd, /* |....;...| */
0x7a, 0x7b, 0x12, 0xb2, 0x7a, 0xc7, 0x2c, 0x3e, /* |z{..z.,>| */
0x67, 0x76, 0x8f, 0x61, 0x7f, 0xc8, 0x1b, 0xc3, /* |gv.a....| */
0x88, 0x8a, 0x51, 0x32, 0x3a, 0x9f, 0xb8, 0xaa, /* |..Q2:...| */
0x4b, 0x1e, 0x5e, 0x4a, 0x45, 0x06, 0x86, 0x53, /* |K.^J)._I| */
0xff, 0xff, 0x7f, 0x20, 0x02, 0x00, 0x00, 0x00, /* |......+|| */
0x01, 0x01, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, /* |........| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, /* |........| */
0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, 0x1d, /* |..M.....| */
0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, 0x54, /* |..EThe T| */
0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, 0x2f, /* |imes 03/| */
0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, 0x39, /* |Jan/2009| */
0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, 0x6c, /* | Chancel| */
0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, 0x62, /* |lor on b| */
0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, 0x20, /* |rink of | */
0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, 0x62, /* |second b| */
0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, 0x66, /* |ailout f| */
0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, 0x73, /* |or banks| */
0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, 0x05, /* |........| */
0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, 0x04, /* |*....CA.| */
0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, 0x27, /* |g....UH'| */
0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, 0x10, /* |.g..q0..| */
0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, 0xa6, /* |\..(.9..| */
0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, 0xb6, /* |yb...a..| */
0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, 0xc4, /* |I..?L.8.| */
0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, 0xde, /* |.U......| */
0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, 0x57, /* |\8M....W| */
0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, 0x5f, /* |.Lp+k.._|*/
0xac, 0x00, 0x00, 0x00, 0x00, /* |.....| */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, /* |........| */
0xff, 0xff, 0xff, 0x4d, 0x04, 0xff, 0xff, 0x00, /* |...M....| */
0x1d, 0x01, 0x04, 0x45, 0x54, 0x68, 0x65, 0x20, /* |...EThe | */
0x54, 0x69, 0x6d, 0x65, 0x73, 0x20, 0x30, 0x33, /* |Times 03| */
0x2f, 0x4a, 0x61, 0x6e, 0x2f, 0x32, 0x30, 0x30, /* |/Jan/200| */
0x39, 0x20, 0x43, 0x68, 0x61, 0x6e, 0x63, 0x65, /* |9 Chance| */
0x6c, 0x6c, 0x6f, 0x72, 0x20, 0x6f, 0x6e, 0x20, /* |llor on | */
0x62, 0x72, 0x69, 0x6e, 0x6b, 0x20, 0x6f, 0x66, /* |brink of| */
0x20, 0x73, 0x65, 0x63, 0x6f, 0x6e, 0x64, 0x20, /* | second | */
0x62, 0x61, 0x69, 0x6c, 0x6f, 0x75, 0x74, 0x20, /* |bailout | */
0x66, 0x6f, 0x72, 0x20, 0x62, 0x61, 0x6e, 0x6b, /* |for bank| */
0x73, 0xff, 0xff, 0xff, 0xff, 0x01, 0x00, 0xf2, /* |s.......| */
0x05, 0x2a, 0x01, 0x00, 0x00, 0x00, 0x43, 0x41, /* |.*....CA| */
0x04, 0x67, 0x8a, 0xfd, 0xb0, 0xfe, 0x55, 0x48, /* |.g....UH| */
0x27, 0x19, 0x67, 0xf1, 0xa6, 0x71, 0x30, 0xb7, /* |'.g..q0.| */
0x10, 0x5c, 0xd6, 0xa8, 0x28, 0xe0, 0x39, 0x09, /* |.\..(.9.| */
0xa6, 0x79, 0x62, 0xe0, 0xea, 0x1f, 0x61, 0xde, /* |.yb...a.| */
0xb6, 0x49, 0xf6, 0xbc, 0x3f, 0x4c, 0xef, 0x38, /* |.I..?L.8| */
0xc4, 0xf3, 0x55, 0x04, 0xe5, 0x1e, 0xc1, 0x12, /* |..U.....| */
0xde, 0x5c, 0x38, 0x4d, 0xf7, 0xba, 0x0b, 0x8d, /* |.\8M....| */
0x57, 0x8a, 0x4c, 0x70, 0x2b, 0x6b, 0xf1, 0x1d, /* |W.Lp+k..| */
0x5f, 0xac, 0x00, 0x00, 0x00, 0x00, /* |_.....| */
}

View File

@ -409,7 +409,8 @@ func BenchmarkDecodeGetHeaders(b *testing.B) {
}
// BenchmarkDecodeHeaders performs a benchmark on how long it takes to
// decode a headers message with the maximum number of headers.
// decode a headers message with the maximum number of headers and maximum number of
// previous hashes per header.
func BenchmarkDecodeHeaders(b *testing.B) {
// Create a message with the maximum number of headers.
pver := ProtocolVersion
@ -419,7 +420,15 @@ func BenchmarkDecodeHeaders(b *testing.B) {
if err != nil {
b.Fatalf("NewHashFromStr: unexpected error: %v", err)
}
m.AddBlockHeader(NewBlockHeader(1, hash, hash, 0, uint32(i)))
prevBlocks := make([]chainhash.Hash, MaxNumPrevBlocks)
for j := byte(0); j < MaxNumPrevBlocks; j++ {
hash, err := chainhash.NewHashFromStr(fmt.Sprintf("%x%x", i, j))
if err != nil {
b.Fatalf("NewHashFromStr: unexpected error: %v", err)
}
prevBlocks[i] = *hash
}
m.AddBlockHeader(NewBlockHeader(1, prevBlocks, hash, 0, uint32(i)))
}
// Serialize it so the bytes are available to test the decode below.
@ -565,7 +574,7 @@ func BenchmarkDecodeMerkleBlock(b *testing.B) {
if err != nil {
b.Fatalf("NewHashFromStr: unexpected error: %v", err)
}
m.Header = *NewBlockHeader(1, hash, hash, 0, uint32(10000))
m.Header = *NewBlockHeader(1, []chainhash.Hash{*hash}, hash, 0, uint32(10000))
for i := 0; i < 105; i++ {
hash, err := chainhash.NewHashFromStr(fmt.Sprintf("%x", i))
if err != nil {

View File

@ -12,19 +12,33 @@ import (
"github.com/daglabs/btcd/chaincfg/chainhash"
)
// MaxBlockHeaderPayload is the maximum number of bytes a block header can be.
// BaseBlockHeaderPayload is the base number of bytes a block header can be,
// not including the list of previous block headers.
// Version 4 bytes + Timestamp 4 bytes + Bits 4 bytes + Nonce 4 bytes +
// PrevBlock and MerkleRoot hashes.
const MaxBlockHeaderPayload = 16 + (chainhash.HashSize * 2)
// + NumPrevBlocks 1 byte + MerkleRoot hash.
// To get total size of block header len(PrevBlocks) * chainhash.HashSize should be
// added to this value
const BaseBlockHeaderPayload = 21 + (chainhash.HashSize)
// MaxNumPrevBlocks is the maximum number of previous blocks a block can reference.
// Currently set to 255 as the maximum number NumPrevBlocks can be due to it being a byte
const MaxNumPrevBlocks = 255
// MaxBlockHeaderPayload is the maximum number of bytes a block header can be.
// BaseBlockHeaderPayload + up to MaxNumPrevBlocks hashes of previous blocks
const MaxBlockHeaderPayload = BaseBlockHeaderPayload + (MaxNumPrevBlocks * chainhash.HashSize)
// BlockHeader defines information about a block and is used in the bitcoin
// block (MsgBlock) and headers (MsgHeaders) messages.
// block (MsgBlock) and headers (MsgHeader ) messages.
type BlockHeader struct {
// Version of the block. This is not the same as the protocol version.
Version int32
// Hash of the previous block header in the block chain.
PrevBlock chainhash.Hash
// Number of entries in PrevBlocks
NumPrevBlocks byte
// Hashes of the previous block headers in the blockDAG.
PrevBlocks []chainhash.Hash
// Merkle tree reference to hash of all transactions for the block.
MerkleRoot chainhash.Hash
@ -50,7 +64,7 @@ func (h *BlockHeader) BlockHash() chainhash.Hash {
// transactions. Ignore the error returns since there is no way the
// encode could fail except being out of memory which would cause a
// run-time panic.
buf := bytes.NewBuffer(make([]byte, 0, MaxBlockHeaderPayload))
buf := bytes.NewBuffer(make([]byte, 0, BaseBlockHeaderPayload+len(h.PrevBlocks)))
_ = writeBlockHeader(buf, 0, h)
return chainhash.DoubleHashH(buf.Bytes())
@ -94,19 +108,20 @@ func (h *BlockHeader) Serialize(w io.Writer) error {
// NewBlockHeader returns a new BlockHeader using the provided version, previous
// block hash, merkle root hash, difficulty bits, and nonce used to generate the
// block with defaults for the remaining fields.
func NewBlockHeader(version int32, prevHash, merkleRootHash *chainhash.Hash,
// block with defaults or calclulated values for the remaining fields.
func NewBlockHeader(version int32, prevHashes []chainhash.Hash, merkleRootHash *chainhash.Hash,
bits uint32, nonce uint32) *BlockHeader {
// Limit the timestamp to one second precision since the protocol
// doesn't support better.
return &BlockHeader{
Version: version,
PrevBlock: *prevHash,
MerkleRoot: *merkleRootHash,
Timestamp: time.Unix(time.Now().Unix(), 0),
Bits: bits,
Nonce: nonce,
Version: version,
NumPrevBlocks: byte(len(prevHashes)),
PrevBlocks: prevHashes,
MerkleRoot: *merkleRootHash,
Timestamp: time.Unix(time.Now().Unix(), 0),
Bits: bits,
Nonce: nonce,
}
}
@ -114,8 +129,20 @@ func NewBlockHeader(version int32, prevHash, merkleRootHash *chainhash.Hash,
// decoding block headers stored to disk, such as in a database, as opposed to
// decoding from the wire.
func readBlockHeader(r io.Reader, pver uint32, bh *BlockHeader) error {
return readElements(r, &bh.Version, &bh.PrevBlock, &bh.MerkleRoot,
(*uint32Time)(&bh.Timestamp), &bh.Bits, &bh.Nonce)
err := readElements(r, &bh.Version, &bh.NumPrevBlocks)
if err != nil {
return err
}
bh.NumPrevBlocks, err = binarySerializer.Uint8(r)
if err != nil {
return err
}
bh.PrevBlocks = make([]chainhash.Hash, bh.NumPrevBlocks)
for i := byte(0); i < bh.NumPrevBlocks; i++ {
readElement(r, &bh.PrevBlocks[i])
}
return readElements(r, &bh.MerkleRoot, (*uint32Time)(&bh.Timestamp), &bh.Bits, &bh.Nonce)
}
// writeBlockHeader writes a bitcoin block header to w. See Serialize for
@ -123,6 +150,6 @@ func readBlockHeader(r io.Reader, pver uint32, bh *BlockHeader) error {
// opposed to encoding for the wire.
func writeBlockHeader(w io.Writer, pver uint32, bh *BlockHeader) error {
sec := uint32(bh.Timestamp.Unix())
return writeElements(w, bh.Version, &bh.PrevBlock, &bh.MerkleRoot,
return writeElements(w, bh.Version, bh.NumPrevBlocks, &bh.PrevBlocks, &bh.MerkleRoot,
sec, bh.Bits, bh.Nonce)
}