68 lines
2.7 KiB
Diff
68 lines
2.7 KiB
Diff
diff --git a/node_modules/argon2-browser/lib/argon2.js b/node_modules/argon2-browser/lib/argon2.js
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index ffa77a5..98b2f13 100644
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--- a/node_modules/argon2-browser/lib/argon2.js
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+++ b/node_modules/argon2-browser/lib/argon2.js
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@@ -78,16 +78,27 @@
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if (global.loadArgon2WasmBinary) {
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return global.loadArgon2WasmBinary();
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}
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+
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+ const simd = checkIfSIMDSupported();
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+
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if (typeof require === 'function') {
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- return Promise.resolve(require('../dist/argon2.wasm')).then(
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- (wasmModule) => {
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- return decodeWasmBinary(wasmModule);
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- }
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- );
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+ if (simd) {
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+ return Promise.resolve(require('../dist/argon2-simd.wasm')).then(
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+ (wasmModule) => {
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+ return decodeWasmBinary(wasmModule);
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+ }
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+ );
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+ } else {
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+ return Promise.resolve(require('../dist/argon2.wasm')).then(
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+ (wasmModule) => {
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+ return decodeWasmBinary(wasmModule);
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+ }
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+ );
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+ }
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}
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const wasmPath =
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global.argon2WasmPath ||
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- 'node_modules/argon2-browser/dist/argon2.wasm';
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+ 'node_modules/argon2-browser/dist/argon2' + (simd? "-simd" : "") + '.wasm';
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return fetch(wasmPath)
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.then((response) => response.arrayBuffer())
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.then((ab) => new Uint8Array(ab));
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@@ -351,7 +362,28 @@
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loadModule._module.unloadRuntime();
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delete loadModule._promise;
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delete loadModule._module;
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+ if (typeof require !== 'undefined') {
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+ delete require.cache[require.resolve('../dist/argon2.js')]
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+ }
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+ }
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+ }
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+
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+ // ref: https://stackoverflow.com/a/47880734/1090359
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+ // ref: https://github.com/GoogleChromeLabs/wasm-feature-detect/blob/main/src/detectors/simd/module.wat (translated with wat2wasm)
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+ function checkIfSIMDSupported() {
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+ try {
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+ if (typeof WebAssembly === "object" && typeof WebAssembly.instantiate === "function") {
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+ const module = new WebAssembly.Module(
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+ Uint8Array.of(0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00, 0x01, 0x05, 0x01, 0x60, 0x00, 0x01, 0x7b, 0x03, 0x02, 0x01, 0x00, 0x0a, 0x0a, 0x01, 0x08, 0x00, 0x41, 0x00, 0xfd, 0x0f, 0xfd, 0x62, 0x0b)
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+ );
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+ if (module instanceof WebAssembly.Module) {
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+ return new WebAssembly.Instance(module) instanceof WebAssembly.Instance;
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+ }
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+ }
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+ } catch {
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+ return false;
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}
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+ return false;
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}
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return {
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