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fix: virtual memory map for wasm refs #113

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fix: virtual memory map for wasm refs #113

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ed8d12d
fix: virtual memory map for wasm refs
Larkooo Sep 22, 2025
242c824
starknet memory
Larkooo Sep 22, 2025
a3fb838
fix
Larkooo Sep 22, 2025
ae0c749
lazy initialize
Larkooo Sep 22, 2025
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108 changes: 83 additions & 25 deletions Assets/Dojo/Plugins/WebGL/starknet.jslib
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Original file line number Diff line number Diff line change
@@ -1,91 +1,138 @@
mergeInto(LibraryManager.library, {
NewProvider: function (rpcUrl) {
return new wasm_bindgen
.Provider(UTF8ToString(rpcUrl))
.__destroy_into_raw();
let provider = new wasm_bindgen.Provider(UTF8ToString(rpcUrl));

// Store provider in global object and return virtual pointer
let providerId = this.nextProviderId ? this.nextProviderId++ : (this.nextProviderId = 2, 1);
this.starknetProviders = this.starknetProviders || {};
this.starknetProviders[providerId] = provider;
return providerId;
},
NewAccount: async function (providerPtr, pk, address, cb) {
const provider = wasm_bindgen.Provider.__wrap(providerPtr);
const provider = (this.starknetProviders || {})[providerPtr];
if (!provider) {
console.error('Provider not found for ID:', providerPtr);
return;
}

const account = await (new wasm_bindgen.Account(
provider,
UTF8ToString(pk),
UTF8ToString(address)
));

provider.__destroy_into_raw();
dynCall_vi(cb, account.__destroy_into_raw());
// Store account in global object and return virtual pointer
let accountId = this.nextAccountId ? this.nextAccountId++ : (this.nextAccountId = 2, 1);
this.starknetAccounts = this.starknetAccounts || {};
this.starknetAccounts[accountId] = account;
dynCall_vi(cb, accountId);
},
AccountAddress: function (accountPtr) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return null;
}

const address = account.address();
const bufferSize = lengthBytesUTF8(address) + 1;
const buffer = _malloc(bufferSize);
stringToUTF8(address, buffer, bufferSize);

account.__destroy_into_raw();
return buffer;
},
AccountChainId: function (accountPtr) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return null;
}

const chainId = account.chainId();
const bufferSize = lengthBytesUTF8(chainId) + 1;
const buffer = _malloc(bufferSize);
stringToUTF8(chainId, buffer, bufferSize);

account.__destroy_into_raw();
return buffer;
},
AccountSetBlockId: function (accountPtr, blockId) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return;
}

account.__destroy_into_raw();
account.setBlockId(UTF8ToString(blockId));
},
AccountExecuteRaw: async function (accountPtr, callsStr, cb) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return;
}

const calls = JSON.parse(UTF8ToString(callsStr));
const txHash = await account.executeRaw(calls);
const bufferSize = lengthBytesUTF8(txHash) + 1;
const buffer = _malloc(bufferSize);
stringToUTF8(txHash, buffer, bufferSize);

account.__destroy_into_raw();
dynCall_vi(cb, buffer);
},
AccountDeployBurner: async function (accountPtr, privateKey, cb) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return;
}

const burner = await account.deployBurner(UTF8ToString(privateKey));

account.__destroy_into_raw();
dynCall_vi(cb, burner.__destroy_into_raw());
// Store burner account in global object and return virtual pointer
let burnerId = this.nextAccountId ? this.nextAccountId++ : (this.nextAccountId = 2, 1);
this.starknetAccounts = this.starknetAccounts || {};
this.starknetAccounts[burnerId] = burner;
dynCall_vi(cb, burnerId);
},
AccountNonce: async function (accountPtr, cb) {
const account = wasm_bindgen.Account.__wrap(accountPtr);
const account = (this.starknetAccounts || {})[accountPtr];
if (!account) {
console.error('Account not found for ID:', accountPtr);
return;
}

const nonce = await account.nonce();
const bufferSize = lengthBytesUTF8(nonce) + 1;
const buffer = _malloc(bufferSize);
stringToUTF8(nonce, buffer, bufferSize);

account.__destroy_into_raw();
dynCall_vi(cb, buffer);
},
},
Call: async function (providerPtr, callStr, blockIdStr, cb) {
const provider = wasm_bindgen.Provider.__wrap(providerPtr);
const provider = (this.starknetProviders || {})[providerPtr];
if (!provider) {
console.error('Provider not found for ID:', providerPtr);
return;
}

const call = JSON.parse(UTF8ToString(callStr));
const blockId = JSON.parse(UTF8ToString(blockIdStr));
const result = await provider.call(call, blockId);
const bufferSize = lengthBytesUTF8(result) + 1;
const buffer = _malloc(bufferSize);
stringToUTF8(result, buffer, bufferSize);

provider.__destroy_into_raw();
dynCall_vi(cb, buffer);
},
WaitForTransaction: async function (providerPtr, txHash, cb) {
const provider = wasm_bindgen.Provider.__wrap(providerPtr);
const provider = (this.starknetProviders || {})[providerPtr];
if (!provider) {
console.error('Provider not found for ID:', providerPtr);
return;
}

const confirmed = await provider.waitForTransaction(UTF8ToString(txHash));

provider.__destroy_into_raw();
dynCall_vi(cb, confirmed);
},
RandomSigningKey: function () {
Expand Down Expand Up @@ -155,5 +202,16 @@ mergeInto(LibraryManager.library, {
stringToUTF8(hash, buffer, bufferSize);
return buffer;
},

// Cleanup function to dispose of a provider
DisposeProvider: function (providerPtr) {
if (this.starknetProviders && this.starknetProviders[providerPtr]) {
delete this.starknetProviders[providerPtr];
}
},
// Cleanup function to dispose of an account
DisposeAccount: function (accountPtr) {
if (this.starknetAccounts && this.starknetAccounts[accountPtr]) {
delete this.starknetAccounts[accountPtr];
}
},
});
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