BBinder -> BHwBinder.

Test: mma
Test: croot && make

Bug: 33554989
Change-Id: Ia1356012d0cc1aef56884bfbd1a6af2a2504ab23
diff --git a/IPCThreadState.cpp b/IPCThreadState.cpp
index d3bc70d..4477298 100644
--- a/IPCThreadState.cpp
+++ b/IPCThreadState.cpp
@@ -45,10 +45,10 @@
 
 #define IF_LOG_TRANSACTIONS() if (false)
 #define IF_LOG_COMMANDS() if (false)
-#define LOG_REMOTEREFS(...) 
+#define LOG_REMOTEREFS(...)
 #define IF_LOG_REMOTEREFS() if (false)
-#define LOG_THREADPOOL(...) 
-#define LOG_ONEWAY(...) 
+#define LOG_THREADPOOL(...)
+#define LOG_ONEWAY(...)
 
 #else
 
@@ -150,7 +150,7 @@
         return cmd;
     }
     out << kReturnStrings[cmdIndex];
-    
+
     switch (code) {
         case BR_TRANSACTION:
         case BR_REPLY: {
@@ -158,12 +158,12 @@
             cmd = (const int32_t *)printBinderTransactionData(out, cmd);
             out << dedent;
         } break;
-        
+
         case BR_ACQUIRE_RESULT: {
             const int32_t res = *cmd++;
             out << ": " << res << (res ? " (SUCCESS)" : " (FAILURE)");
         } break;
-        
+
         case BR_INCREFS:
         case BR_ACQUIRE:
         case BR_RELEASE:
@@ -172,7 +172,7 @@
             const int32_t c = *cmd++;
             out << ": target=" << (void*)(long)b << " (cookie " << (void*)(long)c << ")";
         } break;
-    
+
         case BR_ATTEMPT_ACQUIRE: {
             const int32_t p = *cmd++;
             const int32_t b = *cmd++;
@@ -192,7 +192,7 @@
             // BR_TRANSACTION_COMPLETE, BR_FINISHED
             break;
     }
-    
+
     out << endl;
     return cmd;
 }
@@ -217,17 +217,17 @@
             cmd = (const int32_t *)printBinderTransactionData(out, cmd);
             out << dedent;
         } break;
-        
+
         case BC_ACQUIRE_RESULT: {
             const int32_t res = *cmd++;
             out << ": " << res << (res ? " (SUCCESS)" : " (FAILURE)");
         } break;
-        
+
         case BC_FREE_BUFFER: {
             const int32_t buf = *cmd++;
             out << ": buffer=" << (void*)(long)buf;
         } break;
-        
+
         case BC_INCREFS:
         case BC_ACQUIRE:
         case BC_RELEASE:
@@ -235,20 +235,20 @@
             const int32_t d = *cmd++;
             out << ": desc=" << d;
         } break;
-    
+
         case BC_INCREFS_DONE:
         case BC_ACQUIRE_DONE: {
             const int32_t b = *cmd++;
             const int32_t c = *cmd++;
             out << ": target=" << (void*)(long)b << " (cookie " << (void*)(long)c << ")";
         } break;
-        
+
         case BC_ATTEMPT_ACQUIRE: {
             const int32_t p = *cmd++;
             const int32_t d = *cmd++;
             out << ": desc=" << d << ", pri=" << p;
         } break;
-        
+
         case BC_REQUEST_DEATH_NOTIFICATION:
         case BC_CLEAR_DEATH_NOTIFICATION: {
             const int32_t h = *cmd++;
@@ -266,7 +266,7 @@
             // BC_EXIT_LOOPER
             break;
     }
-    
+
     out << endl;
     return cmd;
 }
@@ -286,12 +286,12 @@
         if (st) return st;
         return new IPCThreadState;
     }
-    
+
     if (gShutdown) {
         ALOGW("Calling IPCThreadState::self() during shutdown is dangerous, expect a crash.\n");
         return NULL;
     }
-    
+
     pthread_mutex_lock(&gTLSMutex);
     if (!gHaveTLS) {
         int key_create_value = pthread_key_create(&gTLS, threadDestructor);
@@ -320,7 +320,7 @@
 void IPCThreadState::shutdown()
 {
     gShutdown = true;
-    
+
     if (gHaveTLS) {
         // XXX Need to wait for all thread pool threads to exit!
         IPCThreadState* st = (IPCThreadState*)pthread_getspecific(gTLS);
@@ -486,7 +486,7 @@
         numPending = mPendingStrongDerefs.size();
         if (numPending > 0) {
             for (size_t i = 0; i < numPending; i++) {
-                BBinder* obj = mPendingStrongDerefs[i];
+                BHwBinder* obj = mPendingStrongDerefs[i];
                 obj->decStrong(mProcess.get());
             }
             mPendingStrongDerefs.clear();
@@ -499,12 +499,12 @@
     LOG_THREADPOOL("**** THREAD %p (PID %d) IS JOINING THE THREAD POOL\n", (void*)pthread_self(), getpid());
 
     mOut.writeInt32(isMain ? BC_ENTER_LOOPER : BC_REGISTER_LOOPER);
-    
+
     // This thread may have been spawned by a thread that was in the background
     // scheduling group, so first we will make sure it is in the foreground
     // one to avoid performing an initial transaction in the background.
     set_sched_policy(mMyThreadId, SP_FOREGROUND);
-        
+
     status_t result;
     do {
         processPendingDerefs();
@@ -516,7 +516,7 @@
                   mProcess->mDriverFD, result);
             abort();
         }
-        
+
         // Let this thread exit the thread pool if it is no longer
         // needed and it is not the main process thread.
         if(result == TIMED_OUT && !isMain) {
@@ -526,7 +526,7 @@
 
     LOG_THREADPOOL("**** THREAD %p (PID %d) IS LEAVING THE THREAD POOL err=%d\n",
         (void*)pthread_self(), getpid(), result);
-    
+
     mOut.writeInt32(BC_EXIT_LOOPER);
     talkWithDriver(false);
 }
@@ -578,18 +578,18 @@
             << handle << " / code " << TypeCode(code) << ": "
             << indent << data << dedent << endl;
     }
-    
+
     if (err == NO_ERROR) {
         LOG_ONEWAY(">>>> SEND from pid %d uid %d %s", getpid(), getuid(),
             (flags & TF_ONE_WAY) == 0 ? "READ REPLY" : "ONE WAY");
         err = writeTransactionData(BC_TRANSACTION_SG, flags, handle, code, data, NULL);
     }
-    
+
     if (err != NO_ERROR) {
         if (reply) reply->setError(err);
         return (mLastError = err);
     }
-    
+
     if ((flags & TF_ONE_WAY) == 0) {
         #if 0
         if (code == 4) { // relayout
@@ -611,7 +611,7 @@
             ALOGI("<<<<<< RETURNING transaction %d", code);
         }
         #endif
-        
+
         IF_LOG_TRANSACTIONS() {
             alog << "BR_REPLY thr " << (void*)pthread_self() << " / hand "
                 << handle << ": ";
@@ -621,7 +621,7 @@
     } else {
         err = waitForResponse(NULL, NULL);
     }
-    
+
     return err;
 }
 
@@ -661,14 +661,14 @@
     mOut.writeInt32(0); // xxx was thread priority
     mOut.writeInt32(handle);
     status_t result = UNKNOWN_ERROR;
-    
+
     waitForResponse(NULL, &result);
-    
+
 #if LOG_REFCOUNTS
     printf("IPCThreadState::attemptIncStrongHandle(%ld) = %s\n",
         handle, result == NO_ERROR ? "SUCCESS" : "FAILURE");
 #endif
-    
+
     return result;
 #else
     (void)handle;
@@ -723,7 +723,7 @@
     status_t statusBuffer;
     err = writeTransactionData(BC_REPLY_SG, flags, -1, 0, reply, &statusBuffer);
     if (err < NO_ERROR) return err;
-    
+
     return waitForResponse(NULL, NULL);
 }
 
@@ -737,9 +737,9 @@
         err = mIn.errorCheck();
         if (err < NO_ERROR) break;
         if (mIn.dataAvail() == 0) continue;
-        
+
         cmd = (uint32_t)mIn.readInt32();
-        
+
         IF_LOG_COMMANDS() {
             alog << "Processing waitForResponse Command: "
                 << getReturnString(cmd) << endl;
@@ -749,7 +749,7 @@
         case BR_TRANSACTION_COMPLETE:
             if (!reply && !acquireResult) goto finish;
             break;
-        
+
         case BR_DEAD_REPLY:
             err = DEAD_OBJECT;
             goto finish;
@@ -757,7 +757,7 @@
         case BR_FAILED_REPLY:
             err = FAILED_TRANSACTION;
             goto finish;
-        
+
         case BR_ACQUIRE_RESULT:
             {
                 ALOG_ASSERT(acquireResult != NULL, "Unexpected brACQUIRE_RESULT");
@@ -766,7 +766,7 @@
                 *acquireResult = result ? NO_ERROR : INVALID_OPERATION;
             }
             goto finish;
-        
+
         case BR_REPLY:
             {
                 binder_transaction_data tr;
@@ -814,7 +814,7 @@
         if (reply) reply->setError(err);
         mLastError = err;
     }
-    
+
     return err;
 }
 
@@ -823,17 +823,17 @@
     if (mProcess->mDriverFD <= 0) {
         return -EBADF;
     }
-    
+
     binder_write_read bwr;
-    
+
     // Is the read buffer empty?
     const bool needRead = mIn.dataPosition() >= mIn.dataSize();
-    
+
     // We don't want to write anything if we are still reading
     // from data left in the input buffer and the caller
     // has requested to read the next data.
     const size_t outAvail = (!doReceive || needRead) ? mOut.dataSize() : 0;
-    
+
     bwr.write_size = outAvail;
     bwr.write_buffer = (uintptr_t)mOut.data();
 
@@ -858,7 +858,7 @@
         alog << "Size of receive buffer: " << bwr.read_size
             << ", needRead: " << needRead << ", doReceive: " << doReceive << endl;
     }
-    
+
     // Return immediately if there is nothing to do.
     if ((bwr.write_size == 0) && (bwr.read_size == 0)) return NO_ERROR;
 
@@ -913,7 +913,7 @@
         }
         return NO_ERROR;
     }
-    
+
     return err;
 }
 
@@ -928,7 +928,7 @@
     tr_sg.tr.cookie = 0;
     tr_sg.tr.sender_pid = 0;
     tr_sg.tr.sender_euid = 0;
-    
+
     const status_t err = data.errorCheck();
     if (err == NO_ERROR) {
         tr_sg.tr.data_size = data.ipcDataSize();
@@ -947,34 +947,34 @@
     } else {
         return (mLastError = err);
     }
-    
+
     mOut.writeInt32(cmd);
     mOut.write(&tr_sg, sizeof(tr_sg));
-    
+
     return NO_ERROR;
 }
 
-void IPCThreadState::setTheContextObject(sp<BBinder> obj)
+void IPCThreadState::setTheContextObject(sp<BHwBinder> obj)
 {
     mContextObject = obj;
 }
 
 status_t IPCThreadState::executeCommand(int32_t cmd)
 {
-    BBinder* obj;
+    BHwBinder* obj;
     RefBase::weakref_type* refs;
     status_t result = NO_ERROR;
     switch ((uint32_t)cmd) {
     case BR_ERROR:
         result = mIn.readInt32();
         break;
-        
+
     case BR_OK:
         break;
-        
+
     case BR_ACQUIRE:
         refs = (RefBase::weakref_type*)mIn.readPointer();
-        obj = (BBinder*)mIn.readPointer();
+        obj = (BHwBinder*)mIn.readPointer();
         ALOG_ASSERT(refs->refBase() == obj,
                    "BR_ACQUIRE: object %p does not match cookie %p (expected %p)",
                    refs, obj, refs->refBase());
@@ -987,10 +987,10 @@
         mOut.writePointer((uintptr_t)refs);
         mOut.writePointer((uintptr_t)obj);
         break;
-        
+
     case BR_RELEASE:
         refs = (RefBase::weakref_type*)mIn.readPointer();
-        obj = (BBinder*)mIn.readPointer();
+        obj = (BHwBinder*)mIn.readPointer();
         ALOG_ASSERT(refs->refBase() == obj,
                    "BR_RELEASE: object %p does not match cookie %p (expected %p)",
                    refs, obj, refs->refBase());
@@ -1000,43 +1000,43 @@
         }
         mPendingStrongDerefs.push(obj);
         break;
-        
+
     case BR_INCREFS:
         refs = (RefBase::weakref_type*)mIn.readPointer();
-        obj = (BBinder*)mIn.readPointer();
+        obj = (BHwBinder*)mIn.readPointer();
         refs->incWeak(mProcess.get());
         mOut.writeInt32(BC_INCREFS_DONE);
         mOut.writePointer((uintptr_t)refs);
         mOut.writePointer((uintptr_t)obj);
         break;
-        
+
     case BR_DECREFS:
         refs = (RefBase::weakref_type*)mIn.readPointer();
-        obj = (BBinder*)mIn.readPointer();
+        obj = (BHwBinder*)mIn.readPointer();
         // NOTE: This assertion is not valid, because the object may no
-        // longer exist (thus the (BBinder*)cast above resulting in a different
+        // longer exist (thus the (BHwBinder*)cast above resulting in a different
         // memory address).
         //ALOG_ASSERT(refs->refBase() == obj,
         //           "BR_DECREFS: object %p does not match cookie %p (expected %p)",
         //           refs, obj, refs->refBase());
         mPendingWeakDerefs.push(refs);
         break;
-        
+
     case BR_ATTEMPT_ACQUIRE:
         refs = (RefBase::weakref_type*)mIn.readPointer();
-        obj = (BBinder*)mIn.readPointer();
-         
+        obj = (BHwBinder*)mIn.readPointer();
+
         {
             const bool success = refs->attemptIncStrong(mProcess.get());
             ALOG_ASSERT(success && refs->refBase() == obj,
                        "BR_ATTEMPT_ACQUIRE: object %p does not match cookie %p (expected %p)",
                        refs, obj, refs->refBase());
-            
+
             mOut.writeInt32(BC_ACQUIRE_RESULT);
             mOut.writeInt32((int32_t)success);
         }
         break;
-    
+
     case BR_TRANSACTION:
         {
             binder_transaction_data tr;
@@ -1044,14 +1044,14 @@
             ALOG_ASSERT(result == NO_ERROR,
                 "Not enough command data for brTRANSACTION");
             if (result != NO_ERROR) break;
-            
+
             Parcel buffer;
             buffer.ipcSetDataReference(
                 reinterpret_cast<const uint8_t*>(tr.data.ptr.buffer),
                 tr.data_size,
                 reinterpret_cast<const binder_size_t*>(tr.data.ptr.offsets),
                 tr.offsets_size/sizeof(binder_size_t), freeBuffer, this);
-            
+
             const pid_t origPid = mCallingPid;
             const uid_t origUid = mCallingUid;
             const int32_t origStrictModePolicy = mStrictModePolicy;
@@ -1117,9 +1117,9 @@
                 // safely acquire a strong reference before doing anything else with it.
                 if (reinterpret_cast<RefBase::weakref_type*>(
                         tr.target.ptr)->attemptIncStrong(this)) {
-                    error = reinterpret_cast<BBinder*>(tr.cookie)->transact(tr.code, buffer,
+                    error = reinterpret_cast<BHwBinder*>(tr.cookie)->transact(tr.code, buffer,
                             &reply, tr.flags, reply_callback);
-                    reinterpret_cast<BBinder*>(tr.cookie)->decStrong(this);
+                    reinterpret_cast<BHwBinder*>(tr.cookie)->decStrong(this);
                 } else {
                     error = UNKNOWN_TRANSACTION;
                 }
@@ -1148,7 +1148,7 @@
             //ALOGI("<<<< TRANSACT from pid %d restore pid %d uid %d\n",
             //     mCallingPid, origPid, origUid);
 
-            
+
             mCallingPid = origPid;
             mCallingUid = origUid;
             mStrictModePolicy = origStrictModePolicy;
@@ -1158,10 +1158,10 @@
                 alog << "BC_REPLY thr " << (void*)pthread_self() << " / obj "
                     << tr.target.ptr << ": " << indent << reply << dedent << endl;
             }
-            
+
         }
         break;
-    
+
     case BR_DEAD_BINDER:
         {
             BpBinder *proxy = (BpBinder*)mIn.readPointer();
@@ -1169,24 +1169,24 @@
             mOut.writeInt32(BC_DEAD_BINDER_DONE);
             mOut.writePointer((uintptr_t)proxy);
         } break;
-        
+
     case BR_CLEAR_DEATH_NOTIFICATION_DONE:
         {
             BpBinder *proxy = (BpBinder*)mIn.readPointer();
             proxy->getWeakRefs()->decWeak(proxy);
         } break;
-        
+
     case BR_FINISHED:
         result = TIMED_OUT;
         break;
-        
+
     case BR_NOOP:
         break;
-        
+
     case BR_SPAWN_LOOPER:
         mProcess->spawnPooledThread(false);
         break;
-        
+
     default:
         printf("*** BAD COMMAND %d received from Binder driver\n", cmd);
         result = UNKNOWN_ERROR;
@@ -1196,7 +1196,7 @@
     if (result != NO_ERROR) {
         mLastError = result;
     }
-    
+
     return result;
 }