Artems-code/Artems_Blockchain-old
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Обновить artemsbc.php

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artemuhi 2024-03-08 22:51:15 +03:00
parent f575cc0737
commit 9e6b4114eb
1 changed files with 29 additions and 22 deletions
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51
artemsbc.php
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@ -8,7 +8,7 @@ function artembc_createbc($filename, $namebc, $data=[]) {
"prevhash"=>"ZeroBlock"
]];
$temp[0]["data"]["namebc"]=$namebc;
$temp[0]["hash"]=hash("sha256", json_encode($temp));
$temp[0]["hash"]=hash("sha256", json_encode($temp[0]));
return artembc_save($filename, $temp);
}
function artembc_addtransaction($filename, &$transaction, $data) {
@ -47,31 +47,36 @@ function artembc_initblock($filename, &$transaction, $data=[]) {
"transaction"=>$transaction,
"prevhash"=>$bc[$temp-1]["hash"]
];
$bc[$temp]["hash"]=hash("sha256", json_encode($bc[$temp]));
artembc_save($filename, $bc);
$transaction=[];
};
$bc[$temp]["hash"]=hash("sha256", json_encode($bc[$temp]));
artembc_save($filename, $bc);
return $correct;
}
function artembc_checkbc($filename) {
$bc=artembc_load($filename);
$temp=count($bc);
for ($i = 0, $size = count($bc), $correct2=true; $i < $size; ++$i) {
$transaction=$bc[$i];
for($i1 = 0, $size = count($transaction), $correct=true; $i1 < $size; ++$i1) {
$correct=true;
$correct2=true;
foreach ($bc as $i => $transaction) {
foreach ($transaction["transaction"] as $i1 => $v1) {
if (count($transaction["transaction"])>0){
$block=$transaction["transaction"][$i1];
$hash=hash("sha256", json_encode([
"id"=>$block["id"],
"idblock"=>$block["idblock"],
"time"=>$block["time"],
"data"=>$block["data"]
]));
if ($block["idblock"] != $temp-1 or $hash != $block["hash"]) {
$correct=false;
break;
};
};
$tmp=[
"id"=>$v1["id"],
"idblock"=>$v1["idblock"],
"time"=>$v1["time"],
"data"=>$v1["data"]
];
$hash=hash("sha256", json_encode($tmp));
if ($v1["idblock"] != $i or $v1["id"] != $i1 or $hash != $v1["hash"]) {
global $correct;
$correct=false;
break;
};
};
};
unset($i1, $v1);
$hash=hash("sha256", json_encode([
"id"=>$transaction["id"],
"time"=>$transaction["time"],
@ -79,12 +84,14 @@ function artembc_checkbc($filename) {
"transaction"=>$transaction["transaction"],
"prevhash"=>$transaction["prevhash"]
]));
if (/*$hash != $transaction["hash"] or */($transaction["prevhash"] != $bc[$temp-1]["hash"] and $i != 0)) {
$correct2 = [false, $i];
if ($hash != $transaction["hash"] or ($i != 0 and $transaction["prevhash"] != $bc[$i-1]["hash"])) {
global $correct2;
$correct2 = false;
break;
};
};
return [$correct, $correct2];
unset($i, $v);
return $correct and $correct2;
}
function artembc_getblock($filename, $id) {
$temp=artembc_load($filename);
@ -103,4 +110,4 @@ function artembc_save($filename, $data) {
function artembc_load($filename) {
return json_decode(file_get_contents($filename), true);
}
?>
?>