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@ -5,42 +5,52 @@ use warnings; |
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use strict; |
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# Simulate the total supply on Hush v3 mainnet |
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# Todo: track FR |
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# Todo: verify FR off-by-one |
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my $supply = 0.0; |
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my $block = 0; |
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my $satoshis = 100_000_000; |
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my $reward0 = int(12.5*$satoshis); |
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my $block = 0; # Block 0 in Hush Smart chains is the BTC genesis block |
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my $puposhis = 100_000_000; |
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my $reward0 = 1_250_000_000; |
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my $halvings = 0; |
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my $initial = 6178674 * $satoshis; |
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my $initial = 6178674 * $puposhis; |
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my $interval = 1_640_000; # 4 years of 75s blocks |
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my $height = shift || -1; |
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my $stop = shift || -1; |
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my $totalfr = 0; # total paid out to FR address |
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my $reward = $reward0; |
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# Usage: ./hush_supply &> supply.csv |
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# ./hush_supply HEIGHT &> supply.csv # stop at HEIGHT |
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my $reward = $reward0; |
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printf "# block, supply, reward, fr, totalfr, halvings\n"; |
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# We know BR will go to zero between 7 and 8th halvings |
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while ($halvings <= 10) { |
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$block++; |
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my $fr = 0; |
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# blocks 2-127 of Hush v3 had BR=0 |
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if ($block == 1) { |
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$reward = $initial; # airdropped funds from Hush v2 mainnet |
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} elsif ($block > 1 && $block < 128) { |
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$reward = 0; # blocks 2-127 have BR=0 |
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} else { |
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$fr = 125_000_000; |
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if ($block < 340_000) { |
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$reward = $reward0; |
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} else { |
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my $shifted = $block - 340_000; |
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# Past the first halving |
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$block -= 340_000; |
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$halvings = 1 + ($block % $interval); |
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$reward <<= $halvings; |
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$halvings = 1 + int ($shifted / $interval); |
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if ($shifted % 840_000 == 0) { |
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$reward >>= 2; |
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$fr >>= 2; |
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} |
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} |
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} |
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$supply += $reward; |
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# block, current supply, block reward amount, number of halvings |
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# all amounts are in satoshis |
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printf "%s,%s,%s,%s\n",$block, $supply, $reward, $halvings; |
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#exit(0) if ($block > 200); |
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exit(0) if $block == $height; |
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$supply += $reward; |
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$totalfr += $fr; |
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# block, current supply, block reward amount, number of halvings, all amounts are in puposhis |
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printf "%d,%d,%d,%d,%d,%d\n", $block, $supply, $reward, $fr, $totalfr, $halvings; |
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exit(0) if $block == $stop; |
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} |
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