int Block::getHeight() const {
Script coinbase = getTransaction(0).getInput(0).signature();
Script::const_iterator cbi = coinbase.begin();
opcodetype opcode;
std::vector<unsigned char> data;
// We simply ignore the first opcode and data, however, it is the height...
coinbase.getOp(cbi, opcode, data);
if (opcode < OP_PUSHDATA1) {
CBigNum height;
height.setvch(data);
int h = height.getint();
return h;
}
return 0;
}
static bool verify(const CBigNum& bignum, const CScriptNum& scriptnum)
{
return bignum.getvch() == scriptnum.getvch() && bignum.getint() == scriptnum.getint();
}