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This commit is contained in:
Andreas M. Antonopoulos 2013-08-12 12:56:05 -07:00
parent a0cb9c53fb
commit ad0200a05a
1 changed files with 6 additions and 3 deletions
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ch01.asciidoc
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@ -17,22 +17,25 @@ link:$$https://github.com/bitcoin/bitcoin/blob/master/src/chainparams.cpp#L120$$
==== ====
[source, c++] [source, c++]
---- ----
const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"; const char* pszTimestamp = "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"; <1>
CTransaction txNew; CTransaction txNew;
txNew.vin.resize(1); txNew.vin.resize(1);
txNew.vout.resize(1); txNew.vout.resize(1);
txNew.vin[0].scriptSig = CScript() << 486604799 << CBigNum(4) << vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp)); txNew.vin[0].scriptSig = CScript() << 486604799 << CBigNum(4) << vector<unsigned char>((const unsigned char*)pszTimestamp, (const unsigned char*)pszTimestamp + strlen(pszTimestamp));
txNew.vout[0].nValue = 50 * COIN; txNew.vout[0].nValue = 50 * COIN; <2>
txNew.vout[0].scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG; txNew.vout[0].scriptPubKey = CScript() << ParseHex("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f") << OP_CHECKSIG;
genesis.vtx.push_back(txNew); genesis.vtx.push_back(txNew);
genesis.hashPrevBlock = 0; genesis.hashPrevBlock = 0;
genesis.hashMerkleRoot = genesis.BuildMerkleTree(); genesis.hashMerkleRoot = genesis.BuildMerkleTree();
genesis.nVersion = 1; genesis.nVersion = 1;
genesis.nTime = 1231006505; genesis.nTime = 1231006505; <3>
genesis.nBits = 0x1d00ffff; genesis.nBits = 0x1d00ffff;
genesis.nNonce = 2083236893; genesis.nNonce = 2083236893;
---- ----
<1> Message encoded into the transaction to provide date "anchoring" to a newspaper headline
<2> Reward of 50 bitcoins for mining the first block
<3> Unix time equivalent to - Sat, 03 Jan 2009 18:15:05 UTC
==== ====
=== Bitcoin mining === Bitcoin mining