feat(winter-cg): crypto, atob, btoa (NativeScript#10577)

apps/toolbox/src/main-page.xml

@@ -25,6 +25,7 @@
         <Button text="visibility-vs-hidden" tap="{{ viewDemo }}" class="btn btn-primary btn-view-demo" />
         <Button text="fs-helper" tap="{{ viewDemo }}" class="btn btn-primary btn-view-demo" />
         <Button text="webview" tap="{{ viewDemo }}" class="btn btn-primary btn-view-demo" />
+        <Button text="winter-cg" tap="{{ viewDemo }}" class="btn btn-primary btn-view-demo" />
       </StackLayout>
     </ScrollView>
   </StackLayout>

apps/toolbox/src/pages/winter-cg.ts

@@ -0,0 +1,109 @@
+import { Page, EventData, Application, File, Folder, knownFolders, path, getFileAccess, Utils, Screen, Http, AndroidDirectory, ImageSource, alert } from '@nativescript/core';
+
+let page: Page;
+
+export function navigatingTo(args: EventData) {
+	page = <Page>args.object;
+	run();
+}
+
+function run() {
+	console.log(crypto.randomUUID());
+
+	const buf = new BigUint64Array(3);
+
+	crypto.getRandomValues(buf);
+
+	console.log(buf);
+
+	const text = 'An obscure body in the S-K System, your majesty. The inhabitants refer to it as the planet Earth.';
+
+	async function digestMessage(message) {
+		const encoder = new TextEncoder();
+		const data = encoder.encode(message);
+		console.time('digestMessage');
+		const hash = await crypto.subtle.digest('SHA-256', data);
+		console.timeEnd('digestMessage');
+		return hash;
+	}
+
+	digestMessage(text).then((digestBuffer) => {
+		console.log(digestBuffer.byteLength);
+		console.log(new Uint8Array(digestBuffer));
+	});
+
+	gen_hmac();
+
+	gen_rsa_oaep();
+}
+
+export function encodeDecode() {
+	const encoded = btoa('Osei');
+
+	console.log(encoded);
+
+	console.log(atob(encoded) === 'Osei');
+}
+
+async function gen_hmac() {
+	let message = 'Hello World';
+	let enc = new TextEncoder();
+	const encoded = enc.encode(message);
+
+	const key = await crypto.subtle.generateKey(
+		{
+			name: 'HMAC',
+			hash: { name: 'SHA-512' },
+		},
+		true,
+		['sign', 'verify'],
+	);
+
+	const signature = await crypto.subtle.sign('HMAC', key, encoded);
+
+	let result = await crypto.subtle.verify('HMAC', key, signature, encoded);
+
+	console.log('gen_hmac is valid? ', result);
+}
+
+async function gen_rsa_oaep() {
+	let message = 'Hello World';
+	let enc = new TextEncoder();
+	const encoded = enc.encode(message);
+
+	const kp = await crypto.subtle.generateKey(
+		{
+			name: 'RSA-OAEP',
+			modulusLength: 4096,
+			publicExponent: new Uint8Array([1, 0, 1]),
+			hash: 'SHA-256',
+		},
+		true,
+		['encrypt', 'decrypt'],
+	);
+
+	try {
+		const ciphertext = await crypto.subtle.encrypt(
+			{
+				name: 'RSA-OAEP',
+			},
+			kp.publicKey,
+			encoded,
+		);
+
+		let decrypted = await crypto.subtle.decrypt(
+			{
+				name: 'RSA-OAEP',
+			},
+			kp.privateKey,
+			ciphertext,
+		);
+
+		let dec = new TextDecoder();
+		const decryptedValue = dec.decode(decrypted);
+
+		console.log('decryptedValue', decryptedValue, decryptedValue === message);
+	} catch (error) {
+		console.log('gen: error', error);
+	}
+}

apps/toolbox/src/pages/winter-cg.xml

@@ -0,0 +1,6 @@
+<Page xmlns="http://schemas.nativescript.org/tns.xsd" navigatingTo="navigatingTo" class="page">
+
+   <StackLayout>
+            <Button text="Btoa y Atob" tap="encodeDecode" />
+    </StackLayout>
+</Page>

packages/core/globals/index.ts

@@ -322,6 +322,17 @@ export function initGlobal() {
 		global.registerModule('fetch', () => require('../fetch'));
 		installPolyfills('fetch', ['fetch', 'Headers', 'Request', 'Response']);
 
+		global.registerModule('wgc', () => require('../wgc'));
+		installPolyfills('wgc', ['atob', 'btoa']);
+
+		global.registerModule('crypto', () => require('../wgc/crypto'));
+		installPolyfills('crypto', ['Crypto']);
+
+		global.registerModule('subtle', () => require('../wgc/crypto/SubtleCrypto'));
+		installPolyfills('subtle-crypto', ['Subtle']);
+
+		global.crypto = new global.Crypto();
+
 		// global.registerModule('abortcontroller', () => require('../abortcontroller'));
 		// installPolyfills('abortcontroller', ['AbortController', 'AbortSignal']);
 

packages/core/platforms/ios/NSCWinterCG.xcframework/Info.plist

@@ -0,0 +1,102 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+	<key>AvailableLibraries</key>
+	<array>
+		<dict>
+			<key>BinaryPath</key>
+			<string>NSCWinterCG.framework/NSCWinterCG</string>
+			<key>DebugSymbolsPath</key>
+			<string>dSYMs</string>
+			<key>LibraryIdentifier</key>
+			<string>ios-arm64</string>
+			<key>LibraryPath</key>
+			<string>NSCWinterCG.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>ios</string>
+		</dict>
+		<dict>
+			<key>BinaryPath</key>
+			<string>NSCWinterCG.framework/NSCWinterCG</string>
+			<key>DebugSymbolsPath</key>
+			<string>dSYMs</string>
+			<key>LibraryIdentifier</key>
+			<string>xros-arm64_x86_64-simulator</string>
+			<key>LibraryPath</key>
+			<string>NSCWinterCG.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>xros</string>
+			<key>SupportedPlatformVariant</key>
+			<string>simulator</string>
+		</dict>
+		<dict>
+			<key>BinaryPath</key>
+			<string>NSCWinterCG.framework/NSCWinterCG</string>
+			<key>DebugSymbolsPath</key>
+			<string>dSYMs</string>
+			<key>LibraryIdentifier</key>
+			<string>ios-arm64_x86_64-simulator</string>
+			<key>LibraryPath</key>
+			<string>NSCWinterCG.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>ios</string>
+			<key>SupportedPlatformVariant</key>
+			<string>simulator</string>
+		</dict>
+		<dict>
+			<key>BinaryPath</key>
+			<string>NSCWinterCG.framework/Versions/A/NSCWinterCG</string>
+			<key>DebugSymbolsPath</key>
+			<string>dSYMs</string>
+			<key>LibraryIdentifier</key>
+			<string>ios-arm64_x86_64-maccatalyst</string>
+			<key>LibraryPath</key>
+			<string>NSCWinterCG.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+				<string>x86_64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>ios</string>
+			<key>SupportedPlatformVariant</key>
+			<string>maccatalyst</string>
+		</dict>
+		<dict>
+			<key>BinaryPath</key>
+			<string>NSCWinterCG.framework/NSCWinterCG</string>
+			<key>DebugSymbolsPath</key>
+			<string>dSYMs</string>
+			<key>LibraryIdentifier</key>
+			<string>xros-arm64</string>
+			<key>LibraryPath</key>
+			<string>NSCWinterCG.framework</string>
+			<key>SupportedArchitectures</key>
+			<array>
+				<string>arm64</string>
+			</array>
+			<key>SupportedPlatform</key>
+			<string>xros</string>
+		</dict>
+	</array>
+	<key>CFBundlePackageType</key>
+	<string>XFWK</string>
+	<key>XCFrameworkFormatVersion</key>
+	<string>1.0</string>
+</dict>
+</plist>

packages/core/platforms/ios/NSCWinterCG.xcframework/ios-arm64/NSCWinterCG.framework/Headers/NSCCrypto.h

@@ -0,0 +1,63 @@
+//
+//  NSCCrypto.h
+//  NSCWinterCG
+//
+//  Created by Osei Fortune on 03/07/2024.
+//  Copyright © 2024 NativeScript. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+#import <CommonCrypto/CommonCrypto.h>
+#import <Security/Security.h>
+#import <Security/SecItem.h>
+#ifndef NSCCrypto_h
+#define NSCCrypto_h
+
+typedef enum : NSUInteger {
+    kNSCCryptoRSASSA_PKCS1_v1_5,
+    kNSCCryptoRSA_PSS,
+    kNSCCryptoRSA_OAEP,
+} NSCCryptoRsaHashedKeyGenParamsName;
+
+
+typedef enum : NSUInteger {
+    kNSCCryptoHashSHA1,
+    kNSCCryptoHashSHA256,
+    kNSCCryptoHashSHA384,
+    kNSCCryptoHashSHA512
+} NSCCryptoHash;
+
+
+typedef enum : NSUInteger {
+    kNSCCryptoDecrypt,
+    kNSCCryptoEncrypt,
+    kNSCCryptoSign,
+    kNSCCryptoVerify,
+    kNSCCryptoDeriveKey,
+    kNSCCryptoDeriveBits,
+    kNSCCryptoWrapKey,
+    kNSCCryptoUnwrapKey,
+} NSCCryptoKeyUsages;
+
+
+
+@interface NSCCryptoKeyPair : NSObject
+@property (nonatomic, nonnull) SecKeyRef privateKey;
+@property (nonatomic, nonnull) SecKeyRef publicKey;
+-(nonnull id)initWithPrivateKey:(nonnull SecKeyRef)privKey andPublicKey:(nonnull SecKeyRef)pubKey;
+@end
+
+@interface NSCCrypto:NSObject
++ (nonnull NSString*)randomUUID;
++ (nullable NSString*)getRandomValues:(nonnull void*)buffer length:(unsigned int)length;
++ (nullable NSData*)digest:(nonnull void*)data length:(unsigned int)length mode:(int)mode;
++ (nullable NSData *)generateKeyHmac:(int)hash length:(int)length;
++ (nullable NSData *)signHmac:(nonnull NSData*)key hash:(NSCCryptoHash)hash data:(nonnull NSData*)data;
++ (BOOL)verifyHmac:(nonnull NSData*)key hash:(NSCCryptoHash)hash signature:(nonnull NSData*)signature data:(nonnull NSData*)data;
+
++ (nullable NSCCryptoKeyPair*)generateKeyRsa:(NSCCryptoRsaHashedKeyGenParamsName)name modulusLength:(unsigned int)modulusLength publicExponent:(nullable void*)exponent size:(unsigned int)size hash:(NSCCryptoHash)hash extractable:(BOOL)extractable keyUsages:(nonnull NSArray*) usages;
++ (nullable NSData *)encryptRsa:(BOOL)isPrivate key:(nonnull NSCCryptoKeyPair *)key hash:(NSCCryptoHash)hash data:(nonnull void*)data size:(unsigned int) size;
+
++ (nullable NSData *)decryptRsa:(BOOL)isPrivate key:(nonnull NSCCryptoKeyPair *)key hash:(NSCCryptoHash)hash data:(nonnull void*)data size:(unsigned int) size;
+@end
+#endif /* NSCCrypto_h */

packages/core/platforms/ios/NSCWinterCG.xcframework/ios-arm64/NSCWinterCG.framework/Headers/NSCWinterCG.h

@@ -0,0 +1,20 @@
+//
+//  NSCWinterCG.h
+//  NSCWinterCG
+//
+//  Created by Osei Fortune and Nathan Walker on 07/09/2024.
+//  Copyright © 2024 NativeScript. All rights reserved.
+//
+
+#import <UIKit/UIKit.h>
+
+//! Project version number for NSCWinterCG.
+FOUNDATION_EXPORT double NSCWinterCGVersionNumber;
+
+//! Project version string for NSCWinterCG.
+FOUNDATION_EXPORT const unsigned char NSCWinterCGVersionString[];
+
+// In this header, you should import all the public headers of your framework using statements like #import <NSCWinterCG/PublicHeader.h>
+
+#import "NSCCrypto.h"
+#import "NSString+WinterCG.h"

packages/core/platforms/ios/NSCWinterCG.xcframework/ios-arm64/NSCWinterCG.framework/Headers/NSString+WinterCG.h

@@ -0,0 +1,21 @@
+//
+//  NSString+WinterCG.h
+//  NSCWinterCG
+//
+//  Created by Osei Fortune and Nathan Walker on 07/09/2024.
+//  Copyright © 2024 NativeScript. All rights reserved.
+//
+
+#import <Foundation/Foundation.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@interface NSString (WinterCG)
+
++ (NSString*)atob:(nonnull NSString*)data;
+
++ (NSString*)btoa:(nonnull NSString*)stringToEncode;
+
+@end
+
+NS_ASSUME_NONNULL_END

packages/core/platforms/ios/NSCWinterCG.xcframework/ios-arm64/NSCWinterCG.framework/Modules/module.modulemap

@@ -0,0 +1,6 @@
+framework module NSCWinterCG {
+  umbrella header "NSCWinterCG.h"
+  export *
+
+  module * { export * }
+}