adb: use __android_log_is_debuggable()

Test: compile and months of adb functionality use
Bug: 27566046
Bug: 31456426
Change-Id: I6568eea0eda8dc67dec2ba34cd4c3f56fb0ff0e9

adb/daemon/main.cpp

@@ -35,7 +35,8 @@
 #include <scoped_minijail.h>
 
 #include "debuggerd/client.h"
-#include "private/android_filesystem_config.h"
+#include <private/android_filesystem_config.h>
+#include <private/android_logger.h>
 #include "selinux/android.h"
 
 #include "adb.h"
@@ -48,7 +49,7 @@ static const char* root_seclabel = nullptr;
 
 static void drop_capabilities_bounding_set_if_needed(struct minijail *j) {
 #if defined(ALLOW_ADBD_ROOT)
-    if (android::base::GetBoolProperty("ro.debuggable", false)) {
+    if (__android_log_is_debuggable()) {
         return;
     }
 #endif
@@ -68,7 +69,7 @@ static bool should_drop_privileges() {
     // ro.secure:
     //   Drop privileges by default. Set to 1 on userdebug and user builds.
     bool ro_secure = android::base::GetBoolProperty("ro.secure", true);
-    bool ro_debuggable = android::base::GetBoolProperty("ro.debuggable", false);
+    bool ro_debuggable = __android_log_is_debuggable();
 
     // Drop privileges if ro.secure is set...
     bool drop = ro_secure;

adb/services.cpp

@@ -38,8 +38,9 @@
 #include <cutils/sockets.h>
 
 #if !ADB_HOST
-#include "cutils/android_reboot.h"
 #include <android-base/properties.h>
+#include <cutils/android_reboot.h>
+#include <private/android_logger.h>
 #endif
 
 #include "adb.h"
@@ -73,7 +74,7 @@ void restart_root_service(int fd, void *cookie) {
         WriteFdExactly(fd, "adbd is already running as root\n");
         adb_close(fd);
     } else {
-        if (!android::base::GetBoolProperty("ro.debuggable", false)) {
+        if (!__android_log_is_debuggable()) {
             WriteFdExactly(fd, "adbd cannot run as root in production builds\n");
             adb_close(fd);
             return;

adb/set_verity_enable_state_service.cpp

@@ -26,6 +26,7 @@
 
 #include "android-base/properties.h"
 #include "android-base/stringprintf.h"
+#include <private/android_logger.h>
 
 #include "adb.h"
 #include "adb_io.h"
@@ -102,8 +103,7 @@ void set_verity_enabled_state_service(int fd, void* cookie) {
         WriteFdFmt(fd, "verity not enabled - ENG build\n");
         return;
     }
-
-    if (!android::base::GetBoolProperty("ro.debuggable", false)) {
+    if (!__android_log_is_debuggable()) {
         WriteFdFmt(fd, "verity cannot be disabled/enabled - USER build\n");
         return;
     }

adb/sockets.cpp

@@ -32,6 +32,7 @@
 
 #if !ADB_HOST
 #include <android-base/properties.h>
+#include <private/android_logger.h>
 #endif
 
 #include "adb.h"
@@ -416,12 +417,7 @@ asocket* create_local_service_socket(const char* name, const atransport* transpo
     D("LS(%d): bound to '%s' via %d", s->id, name, fd);
 
 #if !ADB_HOST
-    bool debuggable = false;
-    if (!strncmp(name, "root:", 5)) {
-        debuggable = android::base::GetBoolProperty("ro.debuggable", false);
-    }
-
-    if ((!strncmp(name, "root:", 5) && getuid() != 0 && debuggable) ||
+    if ((!strncmp(name, "root:", 5) && getuid() != 0 && __android_log_is_debuggable()) ||
         (!strncmp(name, "unroot:", 7) && getuid() == 0) ||
         !strncmp(name, "usb:", 4) ||
         !strncmp(name, "tcpip:", 6)) {