trusty: Export ConfirmationUI helper classes

And fix namespaces.

Bug: 174402999
Test: m
Change-Id: I54dcc92d8c153d0fa2b10b2679a9a871699de8b1

trusty/confirmationui/TrustyApp.cpp

@@ -15,7 +15,6 @@
  */
 
 #include "TrustyApp.h"
-#include "TrustyIpc.h"
 
 #include <BufferAllocator/BufferAllocator.h>
 #include <android-base/logging.h>
@@ -27,6 +26,7 @@
 
 namespace android {
 namespace trusty {
+namespace confirmationui {
 
 using ::android::base::unique_fd;
 
@@ -162,5 +162,6 @@ TrustyApp::~TrustyApp() {
     LOG(INFO) << "Done shutting down TrustyApp";
 }
 
+}  // namespace confirmationui
 }  // namespace trusty
 }  // namespace android

trusty/confirmationui/TrustyApp.h

@@ -16,7 +16,7 @@
 
 #pragma once
 
-#include "TrustyIpc.h"
+#include <TrustyIpc.h>
 
 #include <android-base/logging.h>
 #include <android-base/unique_fd.h>
@@ -41,6 +41,7 @@
 
 namespace android {
 namespace trusty {
+namespace confirmationui {
 
 using ::teeui::Message;
 using ::teeui::msg2tuple_t;
@@ -148,5 +149,6 @@ class TrustyApp {
     operator bool() const { return handle_ != kInvalidHandle; }
 };
 
+}  // namespace confirmationui
 }  // namespace trusty
 }  // namespace android

trusty/confirmationui/TrustyConfirmationUI.cpp

@@ -50,7 +50,7 @@ namespace implementation {
 
 using namespace secure_input;
 
-using ::android::trusty::TrustyAppError;
+using ::android::trusty::confirmationui::TrustyAppError;
 
 using ::teeui::AbortMsg;
 using ::teeui::DeliverTestCommandMessage;

trusty/confirmationui/TrustyConfirmationUI.h

@@ -43,7 +43,7 @@ using ::android::hardware::hidl_vec;
 using ::android::hardware::Return;
 using ::android::hardware::Void;
 
-using ::android::trusty::TrustyApp;
+using ::android::trusty::confirmationui::TrustyApp;
 
 class TrustyConfirmationUI : public IConfirmationUI {
   public: