.

scripts/telephony.js

@@ -0,0 +1,118 @@
+class Log {
+    static TAG = '[telephony]'
+    static Debug = true
+    static format(...msg) {
+        let m = []
+        for (let i = 0; i < msg.length; i++) {
+            if (typeof msg[i] === 'object') {
+                m.push(msg[i] + '')
+            } else {
+                m.push(msg[i])
+            }
+        }
+        m = m.join(' ')
+        return m
+    }
+    static i(...msg) {
+        if (!this.Debug) return
+        console.log(`\x1b[30m${this.TAG} ${this.format(...msg)}\x1b[0m`)
+    }
+    static w(...msg) {
+        console.log(`\x1b[33m${this.TAG} ${this.format(...msg)}\x1b[0m`)
+    }
+    static e(...msg) {
+        console.log(`\x1b[31m${this.TAG} ${this.format(...msg)}\x1b[0m`)
+    }
+    static s(...msg) {
+        console.log(`\x1b[32m${this.TAG} ${this.format(...msg)}\x1b[0m`)
+    }
+}
+
+function trace(tag) {
+    Log.e((tag || '') + Java.use('android.util.Log').getStackTraceString(Java.use('java.lang.Throwable').$new()))
+}
+
+function randomMac() {
+    var mac = '00:16:3e'
+    for (var i = 0; i < 3; i++) {
+        mac += ':' + ('00' + Math.floor(Math.random() * 256).toString(16)).slice(-2)
+    }
+    return mac
+}
+
+function buff2json(buf) {
+    console.log(`buffer length: ${buf.byteLength}`)
+    try {
+        var decoded = String.fromCharCode(...new Uint8Array(buf))
+        console.log(`decoded: ${decoded}`)
+        return JSON.parse(decoded.trim())
+    } catch (e) {
+        console.error(e)
+        return null
+    }
+}
+
+class Interaction {
+    failure(err) {
+        console.error(err.message)
+        Java.use('android.util.Log').d('frida-system_server', err.message)
+    }
+
+    accepted(connection) {
+        console.warn('accepted')
+        connection.input.read(2000).then((data) => {
+            Java.use('android.util.Log').d('frida-system_server', data + '')
+            try {
+                const json = buff2json(data)
+                console.log('received', json)
+                this.messageFn && this.messageFn(json)
+            } catch (e) {}
+            connection.close()
+        })
+    }
+
+    accept_loop(listener) {
+        var next_iter = this.accept_loop.bind(this, listener)
+        listener
+            .accept()
+            .then(this.accepted.bind(this))
+            .catch(this.failure.bind(this))
+            .finally(function () {
+                setImmediate(next_iter)
+            })
+    }
+
+    listened(listener) {
+        console.warn('listened')
+        this.accept_loop(listener)
+    }
+
+    start(port, messageFn) {
+        this.messageFn = messageFn
+        console.warn('starting on port', port)
+        Socket.listen({ family: 'ipv4', host: '0.0.0.0', port: port })
+            .then(this.listened.bind(this))
+            .catch(this.failure.bind(this))
+    }
+}
+
+function getContext() {
+    try {
+        var ActivityThread = Java.use('android.app.ActivityThread')
+        var application = ActivityThread.currentApplication()
+        return application.getApplicationContext()
+    } catch (e) {
+        console.log(e)
+        return null
+    }
+}
+
+setImmediate(() => {
+    Java.perform(function () {
+        const context = getContext()
+        const cr = context.getContentResolver()
+        const Uri = Java.use('android.net.Uri')
+        cr.delete(Uri.parse('content://sms/'), null, null)
+        cr.delete(Uri.parse('content://mms/'), null, null)
+    })
+})