frida-rcs-hack/scripts/samsung.js

function trace(tag) {
    Log.e((tag || '') + Java.use('android.util.Log').getStackTraceString(Java.use('java.lang.Throwable').$new()))
}

class Log {
    static TAG = '[sam_msg]'
    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`)
    }
}

Java.perform(function () {
    const r = Java.use('ts.r')
    Log.i(r)
    r.g.overload('int', 'android.content.Context').implementation = function (i, context) {
        Log.i(`r.g(${i}, ${context})`)
        return true
    }

    const RcsFeatures = Java.use('com.samsung.android.messaging.common.configuration.rcs.RcsFeatures')
    Log.i(RcsFeatures.getRcsSupportedSimSlot())

    const Feature = Java.use('com.samsung.android.messaging.common.configuration.Feature')

    Feature.isRcsSupported.overload().implementation = function () {
        Log.i('Feature.isRcsSupported()')
        return true
    }

    const CapabilitiesData = Java.use('com.samsung.android.messaging.common.data.rcs.CapabilitiesData')
    CapabilitiesData.isLocalOffline.overload().implementation = function () {
        Log.i('CapabilitiesData.isLocalOffline()')
        return false
    }

    const ImsManagerApi = Java.use('com.samsung.android.messaging.common.imsmanager.ImsManagerApi')
    ImsManagerApi.isRcsServiceAvailable.overload('android.content.Context', 'int').implementation = function (
        context,
        i
    ) {
        Log.i(`ImsManagerApi.isRcsServiceAvailable(${context}, ${i})`)
        return true
    }
})