generate hash for sms retriever api to read otp sms without permission

SMS retriever hash

package ir.appp.utils

import android.annotation.TargetApi
import android.content.Context
import android.content.ContextWrapper
import android.content.pm.PackageManager
import android.util.Base64
import android.util.Log
import java.nio.charset.StandardCharsets
import java.security.MessageDigest
import java.security.NoSuchAlgorithmException
import java.util.*

class AppSignatureHashHelper(context: Context?) :
    ContextWrapper(context) {// Get all package details

    val appSignatures: ArrayList<String>
        get() {
            val appSignaturesHashs = ArrayList<String>()
            try {
                // Get all package details
                val packageName = packageName
                val packageManager = packageManager
                val signatures = packageManager.getPackageInfo(
                    packageName,
                    PackageManager.GET_SIGNATURES
                ).signatures
                println("packageName: $packageName")
                for (signature in signatures) {
                    println("signatures: $signature" )
                    val hash = hash(packageName, signature.toCharsString())
                    if (hash != null) {
                        appSignaturesHashs.add(String.format("%s", hash))
                    }
                }
            } catch (e: Exception) {
                Log.e(TAG, "Package not found", e)
            }
            return appSignaturesHashs
        }

    companion object {
        val TAG = AppSignatureHashHelper::class.java.simpleName
        private const val HASH_TYPE = "SHA-256"
        const val NUM_HASHED_BYTES = 9
        const val NUM_BASE64_CHAR = 11
        @TargetApi(19)
        private fun hash(packageName: String, signature: String): String? {
            val appInfo = "$packageName $signature"
            try {
                val messageDigest = MessageDigest.getInstance(HASH_TYPE)
                messageDigest.update(appInfo.toByteArray(StandardCharsets.UTF_8))
                var hashSignature = messageDigest.digest()

                // truncated into NUM_HASHED_BYTES
                hashSignature = Arrays.copyOfRange(hashSignature, 0, NUM_HASHED_BYTES)
                // encode into Base64
                var base64Hash =
                    Base64.encodeToString(hashSignature, Base64.NO_PADDING or Base64.NO_WRAP)
                base64Hash = base64Hash.substring(0, NUM_BASE64_CHAR)
                return base64Hash
            } catch (e: NoSuchAlgorithmException) {
                Log.e(TAG, "No Such Algorithm Exception", e)
            }
            return null
        }
    }
}

test using adb

adb shell service call isms 7 i32 2 s16 'com.android.mms.service' s16 '03001111111' s16 'null' s16 'salam' i32 0 i32 0

adb shell service call isms 7 i32 2 s16 'com.android.mms.service' s16 '03001111111' s16 'null' s16 'saeed' i32 0 i32 0

adb shell service call isms 7 i32 0 s16 "com.android.mms.service" s16 "+6587654321" s16 "null" s16 "'hello world'"

adb emu sms send 5551234 "<#> 444263 gTwPxxNVjIw"