From a7e73ba50cbf99563ff9002442f1f26471d588f3 Mon Sep 17 00:00:00 2001
From: Ziyang Zhou <ziyang.zhou@outlook.com>
Date: Sun, 9 May 2021 23:04:00 +0800
Subject: [PATCH] fix booting

---
 libs/binder/Binder.cpp         | 1 +
 libs/binder/IPCThreadState.cpp | 2 +-
 libs/binder/ProcessState.cpp   | 3 +++
 3 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/libs/binder/Binder.cpp b/libs/binder/Binder.cpp
index c57c9cd..ccb13ea 100644
--- a/libs/binder/Binder.cpp
+++ b/libs/binder/Binder.cpp
@@ -506,6 +506,7 @@ void BBinder::setRequestingSid(bool requestingSid)
                         "setRequestingSid() should not be called after a binder object "
                         "is parceled/sent to another process");
 
+    requestingSid = false; // HACKED
     Extras* e = mExtras.load(std::memory_order_acquire);
 
     if (!e) {
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index fbc8125..52953f2 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -1377,7 +1377,7 @@ status_t IPCThreadState::executeCommand(int32_t cmd)
             clearPropagateWorkSource();
 
             mCallingPid = tr.sender_pid;
-            mCallingSid = reinterpret_cast<const char*>(tr_secctx.secctx);
+            mCallingSid = "HACKED";
             mCallingUid = tr.sender_euid;
             mHasExplicitIdentity = false;
             mLastTransactionBinderFlags = tr.flags;
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index 8485ecd..a427f0c 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -208,12 +208,15 @@ bool ProcessState::becomeContextManager()
 {
     std::unique_lock<std::mutex> _l(mLock);
 
+#if 0
     flat_binder_object obj {
         .flags = FLAT_BINDER_FLAG_TXN_SECURITY_CTX,
     };
 
     int result = ioctl(mDriverFD, BINDER_SET_CONTEXT_MGR_EXT, &obj);
+#endif
 
+    int result = 1;
     // fallback to original method
     if (result != 0) {
         android_errorWriteLog(0x534e4554, "121035042");
-- 
2.45.1