From 4192cce1f252932b6f3cae43e3da7584f4cb2c28 Mon Sep 17 00:00:00 2001
From: Eric Laurent <elaurent@google.com>
Date: Fri, 24 Jul 2009 06:58:44 -0700
Subject: Fix issue 2001204: libaudiopolicy.so and libaudiopolicygeneric.so
 libraries must be pre-linked.

---
 libs/audioflinger/AudioPolicyService.cpp | 49 +++++++-------------------------
 1 file changed, 11 insertions(+), 38 deletions(-)

(limited to 'libs/audioflinger/AudioPolicyService.cpp')

diff --git a/libs/audioflinger/AudioPolicyService.cpp b/libs/audioflinger/AudioPolicyService.cpp
index 4810a44e9e61..7f6c4ed4eef8 100644
--- a/libs/audioflinger/AudioPolicyService.cpp
+++ b/libs/audioflinger/AudioPolicyService.cpp
@@ -23,6 +23,7 @@
 #include <utils/String16.h>
 #include <utils/threads.h>
 #include "AudioPolicyService.h"
+#include "AudioPolicyManagerGeneric.h"
 #include <cutils/properties.h>
 #include <dlfcn.h>
 
@@ -35,9 +36,6 @@
 
 namespace android {
 
-const char *AudioPolicyService::sAudioPolicyLibrary = "/system/lib/libaudiopolicy.so";
-const char *AudioPolicyService::sAudioPolicyGenericLibrary = "/system/lib/libaudiopolicygeneric.so";
-
 static bool checkPermission() {
 #ifndef HAVE_ANDROID_OS
     return true;
@@ -51,48 +49,30 @@ static bool checkPermission() {
 // ----------------------------------------------------------------------------
 
 AudioPolicyService::AudioPolicyService()
-    : BnAudioPolicyService() , mpPolicyManager(NULL), mpPolicyManagerLibHandle(NULL)
+    : BnAudioPolicyService() , mpPolicyManager(NULL)
 {
-    const char *audioPolicyLibrary;
     char value[PROPERTY_VALUE_MAX];
 
+    // start tone playback thread
+    mTonePlaybacThread = new AudioCommandThread();
+    // start audio commands thread
+    mAudioCommandThread = new AudioCommandThread();
+
 #if (defined GENERIC_AUDIO) || (defined AUDIO_POLICY_TEST)
-    audioPolicyLibrary = sAudioPolicyGenericLibrary;
+    mpPolicyManager = new AudioPolicyManagerGeneric(this);
     LOGV("build for GENERIC_AUDIO - using generic audio policy");
 #else
     // if running in emulation - use the emulator driver
     if (property_get("ro.kernel.qemu", value, 0)) {
         LOGV("Running in emulation - using generic audio policy");
-        audioPolicyLibrary = sAudioPolicyGenericLibrary;
+        mpPolicyManager = new AudioPolicyManagerGeneric(this);
     }
     else {
         LOGV("Using hardware specific audio policy");
-        audioPolicyLibrary = sAudioPolicyLibrary;
+        mpPolicyManager = createAudioPolicyManager(this);
     }
 #endif
 
-
-    mpPolicyManagerLibHandle = dlopen(audioPolicyLibrary, RTLD_NOW | RTLD_LOCAL);
-    if (mpPolicyManagerLibHandle == NULL) {
-       LOGW("Could not load libaudio policy library");
-       return;
-    }
-
-    AudioPolicyInterface *(*createManager)(AudioPolicyClientInterface *) =
-            reinterpret_cast<AudioPolicyInterface* (*)(AudioPolicyClientInterface *)>(dlsym(mpPolicyManagerLibHandle, "createAudioPolicyManager"));
-
-    if (createManager == NULL ) {
-        LOGW("Could not get createAudioPolicyManager method");
-        return;
-    }
-
-    // start tone playback thread
-    mTonePlaybacThread = new AudioCommandThread();
-    // start audio commands thread
-    mAudioCommandThread = new AudioCommandThread();
-
-    mpPolicyManager = (*createManager)(this);
-
     // load properties
     property_get("ro.camera.sound.forced", value, "0");
     mpPolicyManager->setSystemProperty("ro.camera.sound.forced", value);
@@ -106,14 +86,7 @@ AudioPolicyService::~AudioPolicyService()
     mAudioCommandThread.clear();
 
     if (mpPolicyManager) {
-        void(*destroyManager)(AudioPolicyInterface *) =
-                reinterpret_cast<void(*)(AudioPolicyInterface *)>(dlsym(mpPolicyManagerLibHandle, "destroyAudioPolicyManager"));
-
-        if (destroyManager == NULL ) {
-            LOGW("Could not get destroyAudioPolicyManager method");
-            return;
-        }
-        (*destroyManager)(mpPolicyManager);
+        delete mpPolicyManager;
     }
 }
 
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