Initial working version

2022-12-22 20:22:22 +11:00
parent ce9675a1cc
commit ced7fa5092
902 changed files with 150252 additions and 0 deletions
@@ -0,0 +1,40 @@
+"use strict";
+Object.defineProperty(exports, "__esModule", { value: true });
+exports.AsfUtil = void 0;
+const util = require("../common/Util");
+const Token = require("token-types");
+class AsfUtil {
+    static getParserForAttr(i) {
+        return AsfUtil.attributeParsers[i];
+    }
+    static parseUnicodeAttr(buf) {
+        return util.stripNulls(util.decodeString(buf, 'utf16le'));
+    }
+    static parseByteArrayAttr(buf) {
+        const newBuf = Buffer.alloc(buf.length);
+        buf.copy(newBuf);
+        return newBuf;
+    }
+    static parseBoolAttr(buf, offset = 0) {
+        return AsfUtil.parseWordAttr(buf, offset) === 1;
+    }
+    static parseDWordAttr(buf, offset = 0) {
+        return buf.readUInt32LE(offset);
+    }
+    static parseQWordAttr(buf, offset = 0) {
+        return Token.UINT64_LE.get(buf, offset);
+    }
+    static parseWordAttr(buf, offset = 0) {
+        return buf.readUInt16LE(offset);
+    }
+}
+exports.AsfUtil = AsfUtil;
+AsfUtil.attributeParsers = [
+    AsfUtil.parseUnicodeAttr,
+    AsfUtil.parseByteArrayAttr,
+    AsfUtil.parseBoolAttr,
+    AsfUtil.parseDWordAttr,
+    AsfUtil.parseQWordAttr,
+    AsfUtil.parseWordAttr,
+    AsfUtil.parseByteArrayAttr
+];