Merge pull request #1197 from mustime/bug1284

issue #1284: fix a compile error for missing android.so

CocosDenshion/android/Android.mk

@@ -10,9 +10,6 @@ LOCAL_SRC_FILES := SimpleAudioEngine.cpp \
 		   opensl/OpenSLEngine.cpp \
 		   opensl/SimpleAudioEngineOpenSL.cpp
 
-LOCAL_EXPORT_LDLIBS := -landroid 
-
-
 LOCAL_EXPORT_C_INCLUDES := $(LOCAL_PATH)/../include
 
 LOCAL_C_INCLUDES := $(LOCAL_PATH)/../include \

CocosDenshion/android/opensl/OpenSLEngine.cpp

@@ -124,6 +124,7 @@ extern "C" {
 #define FILE_NOT_FOUND -1
 
 #define ASSET_MANAGER_GETTER "getAssetManager"
+#define LIBANDROID "libandroid.so"
 
 #define MIN_VOLUME_MILLIBEL -4000
 #define MAX_VOLUME_MILLIBEL 0
@@ -141,7 +142,8 @@ struct AudioPlayer
 typedef map<unsigned int, vector<AudioPlayer*>* > EffectList;
 typedef pair<unsigned int, vector<AudioPlayer*>* > Effect;
 
-void* s_pHandle = NULL;
+void* s_pAndroidHandle  = NULL;
+void* s_pOpenSLESHandle = NULL;
 
 static EffectList& sharedList()
 {
@@ -167,7 +169,7 @@ SLInterfaceID getInterfaceID(const char *value)
 {
 	// clear the error stack
 	dlerror();
-	SLInterfaceID* IID = (SLInterfaceID*)dlsym(s_pHandle, value);
+	SLInterfaceID* IID = (SLInterfaceID*)dlsym(s_pOpenSLESHandle, value);
 	const char* errorInfo = dlerror();
 	if (errorInfo)
 	{
@@ -181,7 +183,7 @@ void* getFuncPtr(const char *value)
 {
 	// clear the error stack
 	dlerror();
-	void* funcPtr = dlsym(s_pHandle, value);
+	void* funcPtr = dlsym(s_pOpenSLESHandle, value);
 	const char* errorInfo = dlerror();
 	if (errorInfo)
 	{
@@ -202,9 +204,15 @@ int getFileDescriptor(const char * filename, off_t & start, off_t & length)
 	jobject assetManager = methodInfo.env->CallStaticObjectMethod(methodInfo.classID, methodInfo.methodID);
 	methodInfo.env->DeleteLocalRef(methodInfo.classID);
 
+	AAssetManager* (*AAssetManager_fromJava)(JNIEnv* env, jobject assetManager);
+	AAssetManager_fromJava = (AAssetManager* (*)(JNIEnv* env, jobject assetManager))
+		dlsym(s_pAndroidHandle, "AAssetManager_fromJava");
 	AAssetManager* mgr = AAssetManager_fromJava(methodInfo.env, assetManager);
 	assert(NULL != mgr);
 
+	AAsset* (*AAssetManager_open)(AAssetManager* mgr, const char* filename, int mode);
+	AAssetManager_open = (AAsset* (*)(AAssetManager* mgr, const char* filename, int mode))
+		dlsym(s_pAndroidHandle, "AAssetManager_open");
 	AAsset* Asset = AAssetManager_open(mgr, filename, AASSET_MODE_UNKNOWN);
 	if (NULL == Asset)
 	{
@@ -213,8 +221,15 @@ int getFileDescriptor(const char * filename, off_t & start, off_t & length)
 	}
 
 	// open asset as file descriptor
+	int (*AAsset_openFileDescriptor)(AAsset* asset, off_t* outStart, off_t* outLength);
+	AAsset_openFileDescriptor = (int (*)(AAsset* asset, off_t* outStart, off_t* outLength))
+		dlsym(s_pAndroidHandle, "AAsset_openFileDescriptor");
 	int fd = AAsset_openFileDescriptor(Asset, &start, &length);
 	assert(0 <= fd);
+
+	void (*AAsset_close)(AAsset* asset);
+	AAsset_close = (void (*)(AAsset* asset))
+		dlsym(s_pAndroidHandle, "AAsset_close");
 	AAsset_close(Asset);
 
 	return fd;
@@ -297,7 +312,19 @@ void destroyAudioPlayer(AudioPlayer * player)
 
 void OpenSLEngine::createEngine(void* pHandle)
 {
-	s_pHandle = pHandle;
+	assert(pHandle != NULL);
+	s_pOpenSLESHandle = pHandle;
+
+	// clear the error stack
+	dlerror();
+	s_pAndroidHandle = dlopen(LIBANDROID, RTLD_LAZY);
+	const char* errorInfo = dlerror();
+	if (errorInfo)
+	{
+		LOGD(errorInfo);
+		return;
+	}
+
 	SLresult result;
 	if (s_pEngineObject == NULL)
 	{

CocosDenshion/android/opensl/OpenSLEngine.h

@@ -12,10 +12,11 @@
 #include "SLES/OpenSLES.h"
 #include "SLES/OpenSLES_Android.h"
 #include <sys/types.h>
-#include <android/asset_manager.h>
-#include <android/asset_manager_jni.h>
+#include "android/asset_manager.h"
+#include "android/asset_manager_jni.h"
 #include <android/log.h>
 #include <jni/JniHelper.h>
+#include <dlfcn.h>
 
 
 class OpenSLEngine

CocosDenshion/android/opensl/android/asset_manager.h

@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef ANDROID_ASSET_MANAGER_H
+#define ANDROID_ASSET_MANAGER_H
+
+#include <sys/types.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct AAssetManager;
+typedef struct AAssetManager AAssetManager;
+
+struct AAssetDir;
+typedef struct AAssetDir AAssetDir;
+
+struct AAsset;
+typedef struct AAsset AAsset;
+
+/* Available modes for opening assets */
+enum {
+    AASSET_MODE_UNKNOWN      = 0,
+    AASSET_MODE_RANDOM       = 1,
+    AASSET_MODE_STREAMING    = 2,
+    AASSET_MODE_BUFFER       = 3
+};
+
+
+/**
+ * Open the named directory within the asset hierarchy.  The directory can then
+ * be inspected with the AAssetDir functions.  To open the top-level directory,
+ * pass in "" as the dirName.
+ *
+ * The object returned here should be freed by calling AAssetDir_close().
+ */
+AAssetDir* AAssetManager_openDir(AAssetManager* mgr, const char* dirName);
+
+/**
+ * Open an asset.
+ *
+ * The object returned here should be freed by calling AAsset_close().
+ */
+AAsset* AAssetManager_open(AAssetManager* mgr, const char* filename, int mode);
+
+/**
+ * Iterate over the files in an asset directory.  A NULL string is returned
+ * when all the file names have been returned.
+ *
+ * The returned file name is suitable for passing to AAssetManager_open().
+ *
+ * The string returned here is owned by the AssetDir implementation and is not
+ * guaranteed to remain valid if any other calls are made on this AAssetDir
+ * instance.
+ */
+const char* AAssetDir_getNextFileName(AAssetDir* assetDir);
+
+/**
+ * Reset the iteration state of AAssetDir_getNextFileName() to the beginning.
+ */
+void AAssetDir_rewind(AAssetDir* assetDir);
+
+/**
+ * Close an opened AAssetDir, freeing any related resources.
+ */
+void AAssetDir_close(AAssetDir* assetDir);
+
+/**
+ * Attempt to read 'count' bytes of data from the current offset.
+ *
+ * Returns the number of bytes read, zero on EOF, or < 0 on error.
+ */
+int AAsset_read(AAsset* asset, void* buf, size_t count);
+
+/**
+ * Seek to the specified offset within the asset data.  'whence' uses the
+ * same constants as lseek()/fseek().
+ *
+ * Returns the new position on success, or (off_t) -1 on error.
+ */
+off_t AAsset_seek(AAsset* asset, off_t offset, int whence);
+
+/**
+ * Close the asset, freeing all associated resources.
+ */
+void AAsset_close(AAsset* asset);
+
+/**
+ * Get a pointer to a buffer holding the entire contents of the assset.
+ *
+ * Returns NULL on failure.
+ */
+const void* AAsset_getBuffer(AAsset* asset);
+
+/**
+ * Report the total size of the asset data.
+ */
+off_t AAsset_getLength(AAsset* asset);
+
+/**
+ * Report the total amount of asset data that can be read from the current position.
+ */
+off_t AAsset_getRemainingLength(AAsset* asset);
+
+/**
+ * Open a new file descriptor that can be used to read the asset data.
+ *
+ * Returns < 0 if direct fd access is not possible (for example, if the asset is
+ * compressed).
+ */
+int AAsset_openFileDescriptor(AAsset* asset, off_t* outStart, off_t* outLength);
+
+/**
+ * Returns whether this asset's internal buffer is allocated in ordinary RAM (i.e. not
+ * mmapped).
+ */
+int AAsset_isAllocated(AAsset* asset);
+
+
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif      // ANDROID_ASSET_MANAGER_H

CocosDenshion/android/opensl/android/asset_manager_jni.h

@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2010 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+#ifndef ANDROID_ASSET_MANAGER_JNI_H
+#define ANDROID_ASSET_MANAGER_JNI_H
+
+#include "asset_manager.h"
+#include <jni.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Given a Dalvik AssetManager object, obtain the corresponding native AAssetManager
+ * object.  Note that the caller is responsible for obtaining and holding a VM reference
+ * to the jobject to prevent its being garbage collected while the native object is
+ * in use.
+ */
+AAssetManager* AAssetManager_fromJava(JNIEnv* env, jobject assetManager);
+
+#ifdef __cplusplus
+};
+#endif
+
+#endif      // ANDROID_ASSET_MANAGER_JNI_H