Android 6.0 如何默认打开user版本的root权限【转】

本文转载自：http://blog.csdn.net/wangjicong_215/article/details/77601638

1.system/core/adb/Android.mk
diff --git a/adb/Android.mk b/adb/Android.mk
index d4adbfb..e06956a 100644
--- a/adb/Android.mk
+++ b/adb/Android.mk
@@ -237,10 +237,8 @@ LOCAL_CFLAGS := \

LOCAL_CFLAGS += -DALLOW_ADBD_NO_AUTH=$(if $(filter userdebug eng,$(TARGET_BUILD_VARIANT)),1,0)

-ifneq (,$(filter userdebug eng,$(TARGET_BUILD_VARIANT)))
-LOCAL_CFLAGS += -DALLOW_ADBD_DISABLE_VERITY=1
-LOCAL_CFLAGS += -DALLOW_ADBD_ROOT=1
-endif
+ LOCAL_CFLAGS += -DALLOW_ADBD_DISABLE_VERITY=1
+ LOCAL_CFLAGS += -DALLOW_ADBD_ROOT=1

LOCAL_MODULE := adbd

2.system/core/adb/adb_main.cpp
diff --git a/adb/adb_main.cpp b/adb/adb_main.cpp
index 45a2158..8181f79 100644
--- a/adb/adb_main.cpp
+++ b/adb/adb_main.cpp
@@ -85,11 +85,12 @@ static const char *root_seclabel = NULL;

static void drop_capabilities_bounding_set_if_needed() {
#ifdef ALLOW_ADBD_ROOT
-    char value[PROPERTY_VALUE_MAX];
+    return;
+    /*char value[PROPERTY_VALUE_MAX];
     property_get("ro.debuggable", value, "");
     if (strcmp(value, "1") == 0) {
         return;
-    }
+    }*/
#endif
     int i;
     for (i = 0; prctl(PR_CAPBSET_READ, i, 0, 0, 0) >= 0; i++) {
@@ -109,6 +110,7 @@ static void drop_capabilities_bounding_set_if_needed() {
}
static bool should_drop_privileges() {
+       return false;
#if defined(ALLOW_ADBD_ROOT)
     char value[PROPERTY_VALUE_MAX];

巴特西

Android 6.0 如何默认打开user版本的root权限【转】

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