Add Visual Studio "map" file parser script ##r2js

scripts/vsmap.r2.js

@@ -0,0 +1,29 @@
+/* parser for the msvc map files */
+
+const mapFileName = "Sqlite3Console.map";
+
+function filterFlag(symName) {
+	return "sym." + symName.replace(/[^a-zA-Z0-9]/g, '_');
+}
+
+function loadFlagsFromVsMap(fileName) {
+	const script = [];
+	const lines = r2.cmd("cat " + fileName).split("\n");
+	let publics = false;
+	for (const line of lines) {
+		if (!publics) {
+			if (line.indexOf("Publics") !== -1) {
+				publics = true;
+			}
+			continue;
+		}
+		const [paddr, symName, symAddr, objName] = line.trim().split(/\s+/);
+		if (symName && symAddr) {
+			const flagName = filterFlag(symName);
+			script.push("'f " + flagName + " = 0x" + symAddr.replace(/^0+/g, ''));
+		}
+	}
+	return script;
+}
+
+loadFlagsFromVsMap(mapFileName).map(r2.cmd);