add files for npm package

npm/.npmrc

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+//registry.npmjs.org/:_authToken=${NPM_TOKEN}

npm/QmcLegacy.d.ts

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+export type WASM_ptr = number;
+export type WASM_NUMBER = "i8" | "i16" | "i32" | "i64" | "float" | "double";
+
+export declare interface WASMExportedRuntime {
+    /**
+     * Emscripten HEAP, use this for raw memory access.
+     * @type {Uint8Array}
+     */
+    HEAPU8: Uint8Array;
+
+    /**
+     * Allocate a block of {@link size} bytes of memory in Emscripten HEAP
+     * @param size Size of the memory block, in bytes.
+     * @returns {WASM_ptr} Returns a pointer to the beginning of the block.
+     */
+    _malloc(size: number): WASM_ptr;
+
+    /**
+     * Free an allocated block of memory.
+     * @param ptr Pointer to a memory block previously allocated with `malloc`.
+     */
+    _free(ptr: WASM_ptr): void;
+
+    /**
+     * Write an uint8 array to the Emscripten HEAP.
+     * @param data Data to be written inside the Emscripten HEAP.
+     * @param bufferPointer Address pointer
+     */
+    writeArrayToMemory(data: Uint8Array, bufferPointer: WASM_ptr): void;
+}
+
+export declare interface QmcCrypto extends WASMExportedRuntime {
+    /**
+     * Get error.
+     */
+    getErr(): string;
+
+    /**
+     * Get song id.
+     */
+    getSongId(): string;
+
+    /**
+     * Decryption preparations using the end-of-file buffer.
+     * @param blob WASM ptr points to the beginning of the end-of-file buffer.
+     * @param blobSize size of {@link blob}.
+     * @param ext extension of the _original file_.
+     */
+    preDec(
+        blob: WASM_ptr,
+        blobSize: number,
+        ext: string
+    ): number;
+
+    /**
+     * Decrypt a block.
+     * @param blob Pointer to buffer allocated using {@link _malloc}.
+     *               Data can be written here using {@link writeArrayToMemory}.
+     * @param size   Size of the provided buffer.
+     * @param offset Offset of the buffer from _original file_.
+     *               This parameter is _required_ to derive correct key.
+     */
+    decBlob(
+        blob: WASM_ptr,
+        blobSize: number,
+        offset: number
+    ): number;
+}
+
+/**
+ * Factory to initialise QmcCryptoModule.
+ */
+export default function QmcCryptoModule(): Promise<QmcCrypto>;

npm/QmcWasm.d.ts

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+export type WASM_ptr = number;
+export type WASM_NUMBER = "i8" | "i16" | "i32" | "i64" | "float" | "double";
+
+export declare interface WASMExportedRuntime {
+    /**
+     * Emscripten HEAP, use this for raw memory access.
+     * @type {Uint8Array}
+     */
+    HEAPU8: Uint8Array;
+
+    /**
+     * Allocate a block of {@link size} bytes of memory in Emscripten HEAP
+     * @param size Size of the memory block, in bytes.
+     * @returns {WASM_ptr} Returns a pointer to the beginning of the block.
+     */
+    _malloc(size: number): WASM_ptr;
+
+    /**
+     * Free an allocated block of memory.
+     * @param ptr Pointer to a memory block previously allocated with `malloc`.
+     */
+    _free(ptr: WASM_ptr): void;
+
+    /**
+     * Write an uint8 array to the Emscripten HEAP.
+     * @param data Data to be written inside the Emscripten HEAP.
+     * @param bufferPointer Address pointer
+     */
+    writeArrayToMemory(data: Uint8Array, bufferPointer: WASM_ptr): void;
+}
+
+export declare interface QmcCrypto extends WASMExportedRuntime {
+    /**
+     * Get error.
+     */
+    getErr(): string;
+
+    /**
+     * Get song id.
+     */
+    getSongId(): string;
+
+    /**
+     * Decryption preparations using the end-of-file buffer.
+     * @param blob WASM ptr points to the beginning of the end-of-file buffer.
+     * @param blobSize size of {@link blob}.
+     * @param ext extension of the _original file_.
+     */
+    preDec(
+        blob: WASM_ptr,
+        blobSize: number,
+        ext: string
+    ): number;
+
+    /**
+     * Decrypt a block.
+     * @param blob Pointer to buffer allocated using {@link _malloc}.
+     *               Data can be written here using {@link writeArrayToMemory}.
+     * @param size   Size of the provided buffer.
+     * @param offset Offset of the buffer from _original file_.
+     *               This parameter is _required_ to derive correct key.
+     */
+    decBlob(
+        blob: WASM_ptr,
+        blobSize: number,
+        offset: number
+    ): number;
+}
+
+/**
+ * Factory to initialise QmcCryptoModule.
+ */
+export default function QmcCryptoModule(): Promise<QmcCrypto>;

npm/QmcWasmBundle.d.ts

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+export type WASM_ptr = number;
+export type WASM_NUMBER = "i8" | "i16" | "i32" | "i64" | "float" | "double";
+
+export declare interface WASMExportedRuntime {
+    /**
+     * Emscripten HEAP, use this for raw memory access.
+     * @type {Uint8Array}
+     */
+    HEAPU8: Uint8Array;
+
+    /**
+     * Allocate a block of {@link size} bytes of memory in Emscripten HEAP
+     * @param size Size of the memory block, in bytes.
+     * @returns {WASM_ptr} Returns a pointer to the beginning of the block.
+     */
+    _malloc(size: number): WASM_ptr;
+
+    /**
+     * Free an allocated block of memory.
+     * @param ptr Pointer to a memory block previously allocated with `malloc`.
+     */
+    _free(ptr: WASM_ptr): void;
+
+    /**
+     * Write an uint8 array to the Emscripten HEAP.
+     * @param data Data to be written inside the Emscripten HEAP.
+     * @param bufferPointer Address pointer
+     */
+    writeArrayToMemory(data: Uint8Array, bufferPointer: WASM_ptr): void;
+}
+
+export declare interface QmcCrypto extends WASMExportedRuntime {
+    /**
+     * Get error.
+     */
+    getErr(): string;
+
+    /**
+     * Get song id.
+     */
+    getSongId(): string;
+
+    /**
+     * Decryption preparations using the end-of-file buffer.
+     * @param blob WASM ptr points to the beginning of the end-of-file buffer.
+     * @param blobSize size of {@link blob}.
+     * @param ext extension of the _original file_.
+     */
+    preDec(
+        blob: WASM_ptr,
+        blobSize: number,
+        ext: string
+    ): number;
+
+    /**
+     * Decrypt a block.
+     * @param blob Pointer to buffer allocated using {@link _malloc}.
+     *               Data can be written here using {@link writeArrayToMemory}.
+     * @param size   Size of the provided buffer.
+     * @param offset Offset of the buffer from _original file_.
+     *               This parameter is _required_ to derive correct key.
+     */
+    decBlob(
+        blob: WASM_ptr,
+        blobSize: number,
+        offset: number
+    ): number;
+}
+
+/**
+ * Factory to initialise QmcCryptoModule.
+ */
+export default function QmcCryptoModule(): Promise<QmcCrypto>;

npm/package.json

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+{
+  "name": "@xhacker/qmcwasm",
+  "version": "1.0.0",
+  "description": "Wasm for Qmc Encryption & Decryption",
+  "main": "QmcWasmBundle.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/xhacker-zzz/QmcWasm.git"
+  },
+  "keywords": [
+    "unlock-music",
+    "qmc",
+    "WASM"
+  ],
+  "author": "xhacker-zzz",
+  "license": "Apache-2.0",
+  "bugs": {
+    "url": "https://github.com/xhacker-zzz/QmcWasm/issues"
+  },
+  "homepage": "https://github.com/xhacker-zzz/QmcWasm#readme"
+}