d-bis/dodo-contractV2
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lock some shares to zero address in first deposit

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tracy
2024-01-05 16:38:45 +08:00
parent 482c55c66e
commit 859dcc35ca
2 changed files with 8 additions and 1 deletions
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4
contracts/DODOStablePool/impl/DSPFunding.sol
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@@ -50,6 +50,9 @@ contract DSPFunding is DSPVault {
: baseBalance;
_BASE_TARGET_ = uint112(shares);
_QUOTE_TARGET_ = uint112(DecimalMath.mulFloor(shares, _I_));
require(shares > 2001, "MINT_AMOUNT_NOT_ENOUGH");
_mint(address(0), 1001);
shares -= 1001;
} else if (baseReserve > 0 && quoteReserve > 0) {
// case 2. normal case
uint256 baseInputRatio = DecimalMath.divFloor(baseInput, baseReserve);
@@ -76,6 +79,7 @@ contract DSPFunding is DSPVault {
) external preventReentrant returns (uint256 baseAmount, uint256 quoteAmount) {
require(deadline >= block.timestamp, "TIME_EXPIRED");
require(shareAmount <= _SHARES_[msg.sender], "DLP_NOT_ENOUGH");
require(to != address(this), "SELL_BACK_NOT_ALLOWED");
uint256 baseBalance = _BASE_TOKEN_.balanceOf(address(this));
uint256 quoteBalance = _QUOTE_TOKEN_.balanceOf(address(this));

5
contracts/DODOVendingMachine/impl/DVMFunding.sol
View File

@@ -44,8 +44,10 @@ contract DVMFunding is DVMVault {
// But May Happen，reserve >0 But totalSupply = 0
if (totalSupply == 0) {
// case 1. initial supply
require(baseBalance >= 10**3, "INSUFFICIENT_LIQUIDITY_MINED");
shares = baseBalance; // 以免出现balance很大但shares很小的情况
require(shares > 2001, "MINT_AMOUNT_NOT_ENOUGH");
_mint(address(0), 1001);
shares -= 1001;
} else if (baseReserve > 0 && quoteReserve == 0) {
// case 2. supply when quote reserve is 0
shares = baseInput.mul(totalSupply).div(baseReserve);
@@ -72,6 +74,7 @@ contract DVMFunding is DVMVault {
) external preventReentrant returns (uint256 baseAmount, uint256 quoteAmount) {
require(deadline >= block.timestamp, "TIME_EXPIRED");
require(shareAmount <= _SHARES_[msg.sender], "DLP_NOT_ENOUGH");
require(to != address(this), "SELL_BACK_NOT_ALLOWED");
uint256 baseBalance = _BASE_TOKEN_.balanceOf(address(this));
uint256 quoteBalance = _QUOTE_TOKEN_.balanceOf(address(this));
uint256 totalShares = totalSupply;