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rename current root index

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This commit is contained in:
poma 2019-11-01 04:33:02 +03:00
parent 6571f54768
commit 6095106549
1 changed files with 6 additions and 6 deletions
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12
contracts/MerkleTreeWithHistory.sol
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@ -20,7 +20,7 @@ contract MerkleTreeWithHistory {
uint256 constant ROOT_HISTORY_SIZE = 100;
uint256[ROOT_HISTORY_SIZE] public _roots;
uint256 public current_root = 0;
uint256 public current_root_index = 0;
uint256[] private _filled_subtrees;
uint256[] private _zeros;
@ -79,8 +79,8 @@ contract MerkleTreeWithHistory {
current_index /= 2;
}
current_root = (current_root + 1) % ROOT_HISTORY_SIZE;
_roots[current_root] = current_level_hash;
current_root_index = (current_root_index + 1) % ROOT_HISTORY_SIZE;
_roots[current_root_index] = current_level_hash;
return next_index - 1;
}
@ -90,14 +90,14 @@ contract MerkleTreeWithHistory {
}
// search most recent first
uint256 i;
for(i = current_root; i < 2**256 - 1; i--) {
for(i = current_root_index; i < 2**256 - 1; i--) {
if (root == _roots[i]) {
return true;
}
}
// process the rest of roots
for(i = ROOT_HISTORY_SIZE - 1; i > current_root; i--) {
for(i = ROOT_HISTORY_SIZE - 1; i > current_root_index; i--) {
if (root == _roots[i]) {
return true;
}
@ -118,7 +118,7 @@ contract MerkleTreeWithHistory {
}
function getLastRoot() public view returns(uint256) {
return _roots[current_root];
return _roots[current_root_index];
}
function roots() public view returns(uint256[ROOT_HISTORY_SIZE] memory) {