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-rw-r--r--packages/contracts/test/asset_proxy/decoder.ts9
-rw-r--r--packages/contracts/test/asset_proxy/proxies.ts4
-rw-r--r--packages/contracts/test/libraries/lib_bytes.ts1
-rw-r--r--packages/order-utils/src/asset_proxy_utils.ts78
-rw-r--r--packages/order-utils/src/order_state_utils.ts4
-rw-r--r--packages/types/src/index.ts7
6 files changed, 54 insertions, 49 deletions
diff --git a/packages/contracts/test/asset_proxy/decoder.ts b/packages/contracts/test/asset_proxy/decoder.ts
index 6336f69ae..f2668dfe6 100644
--- a/packages/contracts/test/asset_proxy/decoder.ts
+++ b/packages/contracts/test/asset_proxy/decoder.ts
@@ -1,5 +1,6 @@
import { BlockchainLifecycle, devConstants, web3Factory } from '@0xproject/dev-utils';
-import { generatePseudoRandomSalt } from '@0xproject/order-utils';
+import { assetProxyUtils, generatePseudoRandomSalt } from '@0xproject/order-utils';
+import { AssetData, AssetProxyId, ERC20AssetData, ERC721AssetData } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import { Web3Wrapper } from '@0xproject/web3-wrapper';
import BN = require('bn.js');
@@ -10,10 +11,8 @@ import * as Web3 from 'web3';
import { TestAssetDataDecodersContract } from '../../src/contract_wrappers/generated/test_asset_data_decoders';
import { artifacts } from '../../src/utils/artifacts';
-import { assetProxyUtils } from '../../src/utils/asset_proxy_utils';
import { chaiSetup } from '../../src/utils/chai_setup';
import { constants } from '../../src/utils/constants';
-import { AssetData, AssetProxyId, ERC20AssetData, ERC721AssetData } from '../../src/utils/types';
import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
chaiSetup.configure();
@@ -74,7 +73,7 @@ describe('TestAssetDataDecoders', () => {
expect(decodedAssetProxyId).to.be.equal(expectedDecodedAssetData.assetProxyId);
expect(decodedTokenAddress).to.be.equal(expectedDecodedAssetData.tokenAddress);
expect(decodedTokenId).to.be.bignumber.equal(expectedDecodedAssetData.tokenId);
- expect(decodedData).to.be.equal(expectedDecodedAssetData.data);
+ expect(decodedData).to.be.equal(expectedDecodedAssetData.receiverData);
});
it('should correctly decode ERC721 asset data with receiver data', async () => {
@@ -96,7 +95,7 @@ describe('TestAssetDataDecoders', () => {
expect(decodedAssetProxyId).to.be.equal(expectedDecodedAssetData.assetProxyId);
expect(decodedTokenAddress).to.be.equal(expectedDecodedAssetData.tokenAddress);
expect(decodedTokenId).to.be.bignumber.equal(expectedDecodedAssetData.tokenId);
- expect(decodedReceiverData).to.be.equal(expectedDecodedAssetData.data);
+ expect(decodedReceiverData).to.be.equal(expectedDecodedAssetData.receiverData);
});
});
});
diff --git a/packages/contracts/test/asset_proxy/proxies.ts b/packages/contracts/test/asset_proxy/proxies.ts
index 6dc652383..52a92718b 100644
--- a/packages/contracts/test/asset_proxy/proxies.ts
+++ b/packages/contracts/test/asset_proxy/proxies.ts
@@ -1,6 +1,6 @@
import { BlockchainLifecycle } from '@0xproject/dev-utils';
-import { assetProxyUtils } from '@0xproject/order-utils';
import { generatePseudoRandomSalt } from '@0xproject/order-utils';
+import { assetProxyUtils } from '@0xproject/order-utils';
import { AssetProxyId } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import * as chai from 'chai';
@@ -18,13 +18,11 @@ import { ERC20ProxyContract } from '../../src/generated_contract_wrappers/e_r_c2
import { ERC721ProxyContract } from '../../src/generated_contract_wrappers/e_r_c721_proxy';
import { artifacts } from '../../src/utils/artifacts';
import { expectRevertOrAlwaysFailingTransactionAsync } from '../../src/utils/assertions';
-import { assetProxyUtils } from '../../src/utils/asset_proxy_utils';
import { chaiSetup } from '../../src/utils/chai_setup';
import { constants } from '../../src/utils/constants';
import { ERC20Wrapper } from '../../src/utils/erc20_wrapper';
import { ERC721Wrapper } from '../../src/utils/erc721_wrapper';
import { LogDecoder } from '../../src/utils/log_decoder';
-import { AssetProxyId } from '../../src/utils/types';
import { provider, txDefaults, web3Wrapper } from '../../src/utils/web3_wrapper';
chaiSetup.configure();
diff --git a/packages/contracts/test/libraries/lib_bytes.ts b/packages/contracts/test/libraries/lib_bytes.ts
index 1a23483ba..9ae95d518 100644
--- a/packages/contracts/test/libraries/lib_bytes.ts
+++ b/packages/contracts/test/libraries/lib_bytes.ts
@@ -1,4 +1,5 @@
import { BlockchainLifecycle } from '@0xproject/dev-utils';
+import { assetProxyUtils } from '@0xproject/order-utils';
import { generatePseudoRandomSalt } from '@0xproject/order-utils';
import { AssetProxyId } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
diff --git a/packages/order-utils/src/asset_proxy_utils.ts b/packages/order-utils/src/asset_proxy_utils.ts
index a12be83a3..61a9b12e9 100644
--- a/packages/order-utils/src/asset_proxy_utils.ts
+++ b/packages/order-utils/src/asset_proxy_utils.ts
@@ -1,11 +1,11 @@
-import { AssetProxyId, ERC20ProxyData, ERC721ProxyData, ProxyData } from '@0xproject/types';
+import { AssetData, AssetProxyId, ERC20AssetData, ERC721AssetData } from '@0xproject/types';
import { BigNumber } from '@0xproject/utils';
import BN = require('bn.js');
import ethUtil = require('ethereumjs-util');
import * as _ from 'lodash';
-const ERC20_PROXY_METADATA_BYTE_LENGTH = 21;
-const ERC721_PROXY_METADATA_BYTE_LENGTH = 53;
+const ERC20_ASSET_DATA_BYTE_LENGTH = 21;
+const ERC721_ASSET_DATA_BYTE_LENGTH = 53;
export const assetProxyUtils = {
encodeAssetProxyId(assetProxyId: AssetProxyId): Buffer {
@@ -44,13 +44,13 @@ export const assetProxyUtils = {
encodeERC20AssetData(tokenAddress: string): string {
const encodedAssetProxyId = assetProxyUtils.encodeAssetProxyId(AssetProxyId.ERC20);
const encodedAddress = assetProxyUtils.encodeAddress(tokenAddress);
- const encodedMetadata = Buffer.concat([encodedAddress, encodedAssetProxyId]);
- const encodedMetadataHex = ethUtil.bufferToHex(encodedMetadata);
- return encodedMetadataHex;
+ const encodedAssetData = Buffer.concat([encodedAddress, encodedAssetProxyId]);
+ const encodedAssetDataHex = ethUtil.bufferToHex(encodedAssetData);
+ return encodedAssetDataHex;
},
- decodeERC20ProxyData(proxyData: string): ERC20ProxyData {
- const encodedProxyMetadata = ethUtil.toBuffer(proxyData);
- if (encodedProxyMetadata.byteLength !== ERC20_PROXY_METADATA_BYTE_LENGTH) {
+ decodeERC20AssetData(proxyData: string): ERC20AssetData {
+ const encodedAssetData = ethUtil.toBuffer(proxyData);
+ if (encodedAssetData.byteLength !== ERC20_ASSET_DATA_BYTE_LENGTH) {
throw new Error(
`Could not decode ERC20 Proxy Data. Expected length of encoded data to be 21. Got ${
encodedAssetData.byteLength
@@ -66,8 +66,8 @@ export const assetProxyUtils = {
}), but got ${assetProxyId}`,
);
}
- const addressOffset = ERC20_PROXY_METADATA_BYTE_LENGTH - 1;
- const encodedTokenAddress = encodedProxyMetadata.slice(0, addressOffset);
+ const addressOffset = ERC20_ASSET_DATA_BYTE_LENGTH - 1;
+ const encodedTokenAddress = encodedAssetData.slice(0, addressOffset);
const tokenAddress = assetProxyUtils.decodeAddress(encodedTokenAddress);
const erc20AssetData = {
assetProxyId,
@@ -75,30 +75,36 @@ export const assetProxyUtils = {
};
return erc20AssetData;
},
- encodeERC721AssetData(tokenAddress: string, tokenId: BigNumber, data?: string): string {
+ encodeERC721AssetData(tokenAddress: string, tokenId: BigNumber, receiverData?: string): string {
const encodedAssetProxyId = assetProxyUtils.encodeAssetProxyId(AssetProxyId.ERC721);
const encodedAddress = assetProxyUtils.encodeAddress(tokenAddress);
const encodedTokenId = assetProxyUtils.encodeUint256(tokenId);
- let encodedMetadata = Buffer.concat([encodedAddress, encodedTokenId]);
- if (!_.isUndefined(data)) {
- const encodedData = ethUtil.toBuffer(data);
- const dataLength = new BigNumber(encodedData.byteLength);
- const encodedDataLength = assetProxyUtils.encodeUint256(dataLength);
- encodedMetadata = Buffer.concat([encodedMetadata, encodedDataLength, encodedData]);
+ let encodedAssetData = Buffer.concat([encodedAddress, encodedTokenId]);
+ if (!_.isUndefined(receiverData)) {
+ const encodedReceiverData = ethUtil.toBuffer(receiverData);
+ const receiverDataLength = new BigNumber(encodedReceiverData.byteLength);
+ const encodedReceiverDataLength = assetProxyUtils.encodeUint256(receiverDataLength);
+ encodedAssetData = Buffer.concat([encodedAssetData, encodedReceiverDataLength, encodedReceiverData]);
}
- encodedMetadata = Buffer.concat([encodedMetadata, encodedAssetProxyId]);
- const encodedMetadataHex = ethUtil.bufferToHex(encodedMetadata);
- return encodedMetadataHex;
+ encodedAssetData = Buffer.concat([encodedAssetData, encodedAssetProxyId]);
+ const encodedAssetDataHex = ethUtil.bufferToHex(encodedAssetData);
+ return encodedAssetDataHex;
},
decodeERC721AssetData(assetData: string): ERC721AssetData {
const encodedAssetData = ethUtil.toBuffer(assetData);
- if (encodedAssetData.byteLength < ERC721_PROXY_METADATA_BYTE_LENGTH) {
+ if (encodedAssetData.byteLength < ERC721_ASSET_DATA_BYTE_LENGTH) {
throw new Error(
`Could not decode ERC20 Proxy Data. Expected length of encoded data to be at least 53. Got ${
encodedAssetData.byteLength
}`,
);
}
+ const addressOffset = 0;
+ const tokenIdOffset = 20;
+ const receiverDataLengthOffset = 52;
+ const receiverDataOffset = 84;
+ const encodedTokenAddress = encodedAssetData.slice(addressOffset, tokenIdOffset);
+ const proxyIdOffset = encodedAssetData.byteLength - 1;
const encodedAssetProxyId = encodedAssetData.slice(-1);
const assetProxyId = assetProxyUtils.decodeAssetProxyId(encodedAssetProxyId);
if (assetProxyId !== AssetProxyId.ERC721) {
@@ -108,31 +114,31 @@ export const assetProxyUtils = {
}), but got ${assetProxyId}`,
);
}
- const addressOffset = ERC20_PROXY_METADATA_BYTE_LENGTH - 1;
- const encodedTokenAddress = encodedProxyMetadata.slice(0, addressOffset);
const tokenAddress = assetProxyUtils.decodeAddress(encodedTokenAddress);
- const tokenIdOffset = ERC721_PROXY_METADATA_BYTE_LENGTH - 1;
- const encodedTokenId = encodedProxyMetadata.slice(addressOffset, tokenIdOffset);
+ const encodedTokenId = encodedAssetData.slice(tokenIdOffset, receiverDataLengthOffset);
const tokenId = assetProxyUtils.decodeUint256(encodedTokenId);
const nullData = '0x';
- let data = nullData;
- if (encodedAssetData.byteLength > 53) {
- const encodedDataLength = encodedAssetData.slice(52, 84);
- const dataLength = assetProxyUtils.decodeUint256(encodedDataLength);
- const expectedDataLength = new BigNumber(encodedAssetData.byteLength - 85);
- if (!dataLength.equals(expectedDataLength)) {
+ let receiverData = nullData;
+ if (encodedAssetData.byteLength > receiverDataLengthOffset + 1) {
+ const encodedReceiverDataLength = encodedAssetData.slice(receiverDataLengthOffset, receiverDataOffset);
+ const receiverDataLength = assetProxyUtils.decodeUint256(encodedReceiverDataLength);
+ const expectedReceiverDataLength = new BigNumber(encodedAssetData.byteLength - (receiverDataOffset + 1));
+ if (!receiverDataLength.equals(expectedReceiverDataLength)) {
throw new Error(
- `Data length (${dataLength}) does not match actual length of data (${expectedDataLength})`,
+ `Data length (${receiverDataLength}) does not match actual length of data (${expectedReceiverDataLength})`,
);
}
- const encodedData = encodedAssetData.slice(84, expectedDataLength.toNumber() + 84);
- data = ethUtil.bufferToHex(encodedData);
+ const encodedReceiverData = encodedAssetData.slice(
+ receiverDataOffset,
+ receiverDataOffset + receiverDataLength.toNumber(),
+ );
+ receiverData = ethUtil.bufferToHex(encodedReceiverData);
}
const erc721AssetData: ERC721AssetData = {
assetProxyId,
tokenAddress,
tokenId,
- data,
+ receiverData,
};
return erc721AssetData;
},
diff --git a/packages/order-utils/src/order_state_utils.ts b/packages/order-utils/src/order_state_utils.ts
index ca18097c9..12f5d8f7e 100644
--- a/packages/order-utils/src/order_state_utils.ts
+++ b/packages/order-utils/src/order_state_utils.ts
@@ -111,8 +111,8 @@ export class OrderStateUtils {
const transferrableMakerAssetAmount = BigNumber.min([makerProxyAllowance, makerBalance]);
const transferrableFeeAssetAmount = BigNumber.min([makerFeeProxyAllowance, makerFeeBalance]);
- const zrxAssetData = assetProxyUtils.encodeERC20ProxyData(zrxTokenAddress);
- const isMakerAssetZRX = signedOrder.makerAssetData === zrxAssetData;
+ const zrxAssetData = assetProxyUtils.encodeERC20AssetData(zrxTokenAddress);
+ const isMakerTokenZRX = signedOrder.makerAssetData === zrxAssetData;
const remainingFillableCalculator = new RemainingFillableCalculator(
signedOrder.makerFee,
signedOrder.makerAssetAmount,
diff --git a/packages/types/src/index.ts b/packages/types/src/index.ts
index 5ba66158e..0f7bb73be 100644
--- a/packages/types/src/index.ts
+++ b/packages/types/src/index.ts
@@ -156,18 +156,19 @@ export enum AssetProxyId {
ERC721,
}
-export interface ERC20ProxyData {
+export interface ERC20AssetData {
assetProxyId: AssetProxyId;
tokenAddress: string;
}
-export interface ERC721ProxyData {
+export interface ERC721AssetData {
assetProxyId: AssetProxyId;
tokenAddress: string;
tokenId: BigNumber;
+ receiverData: string;
}
-export interface ProxyData {
+export interface AssetData {
assetProxyId: AssetProxyId;
tokenAddress?: string;
data?: any;
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-06 05:51:49 +0800