android4.4( kitkat),如何让 APP 可以直接写入 SMS 短信 - V2EX
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heitao1

android4.4( kitkat),如何让 APP 可以直接写入 SMS 短信

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  •   heitao1 2016 年 9 月 23 日 12413 次点击
    这是一个创建于 3502 天前的主题,其中的信息可能已经有所发展或是发生改变。
    以下代码的修改是针对 android 平台研发的,另外如果没有系统源码的情况下,通过逆向修改 ROM 中的对应文件,也是可以做到的。

    之所以有这样需求,是因为假如是你自己的 ROM ,需要对自己的某个 APP 授予 SMS 写入权限,可以通过修改如下代码中的 OTHERSMS_PACKAGE_NAME ,换成你自己 APP 的 package name 就可以了。

    如果类似 QQ 通讯录这种应用,在可以获取 ROOT 的权限下,能不能做到呢,我认为也是可以实现的,可以在内存中注入相关的代码片段,尝试分析了一下 QQ 通讯录,发现它里面在获取 ROOT 后,是有注入操作的,但不是实现下面的功能, QQ 通讯录当前的版本在 Android 4.4 ( KitKat )上,仍然存在问题。

    不多说了,直接上代码,自己研究喽~

    diff --git a/src/java/com/android/internal/telephony/SmsApplication.java b/src/java/com/android/internal/telephony/SmsApplication.java
    index 0582df8..39dee4c 100644
    --- a/src/java/com/android/internal/telephony/SmsApplication.java
    +++ b/src/java/com/android/internal/telephony/SmsApplication.java
    @@ -49,6 +49,7 @@ public final class SmsApplication {
    static final String LOG_TAG = "SmsApplication";
    private static final String PHONE_PACKAGE_NAME = "com.android.phone";
    private static final String BLUETOOTH_PACKAGE_NAME = "com.android.bluetooth";
    + private static final String OTHERSMS_PACKAGE_NAME = "com.example.demo";

    private static final String SCHEME_SMS = "sms";
    private static final String SCHEME_SMSTO = "smsto";
    @@ -357,6 +358,20 @@ public final class SmsApplication {
    // No BT app on this device
    Rlog.e(LOG_TAG, "Bluetooth package not found: " + BLUETOOTH_PACKAGE_NAME);
    }
    +
    + try {
    + PackageInfo info = packageManager.getPackageInfo(OTHERSMS_PACKAGE_NAME, 0);
    + int mode = appOps.checkOp(AppOpsManager.OP_WRITE_SMS, info.applicationInfo.uid,
    + OTHERSMS_PACKAGE_NAME);
    + if (mode != AppOpsManager.MODE_ALLOWED) {
    + Rlog.e(LOG_TAG, OTHERSMS_PACKAGE_NAME + " lost OP_WRITE_SMS: (fixing)");
    + appOps.setMode(AppOpsManager.OP_WRITE_SMS, info.applicationInfo.uid,
    + OTHERSMS_PACKAGE_NAME, AppOpsManager.MODE_ALLOWED);
    + }
    + } catch (NameNotFoundException e) {
    + // No BT app on this device
    + Rlog.e(LOG_TAG, "3rd sms package not found: " + OTHERSMS_PACKAGE_NAME);
    + }
    }
    }
    return applicationData;

    欢迎转载: http://www.yinqisen.cn/blog-310.html
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