1 /*
   2  * Copyright (c) 2012, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 #ifndef ANDROIDINPUT_H
  26 #define ANDROIDINPUT_H
  27 
  28 #include <dlfcn.h>
  29 #include <sys/types.h>
  30 #include <android/native_window.h>
  31 #include "input/LensInput.h"
  32 #include <android/keycodes.h>
  33 #include <linux/input.h>
  34 
  35 #ifdef  __cplusplus
  36 extern "C" {
  37 #endif
  38 
  39 #define TRUE  1
  40 #define FALSE 0
  41 
  42 #define THROW_RUNTIME_EXCEPTION(ENV, MESSAGE, ...)                          \
  43     char error_msg[256];                                                    \
  44     sprintf(error_msg, MESSAGE, __VA_ARGS__);                               \
  45     if (env) {                                                              \
  46       (*ENV)->ThrowNew(ENV,                                                 \
  47           (*ENV)->FindClass(ENV, "java/lang/RuntimeException"), error_msg); \
  48     }
  49 
  50 #ifdef DEBUG
  51     // This method is good for early debug, but is unneeded for general use
  52 
  53     static void *get_check_symbol(JNIEnv *env, void *handle, const char *name) {
  54         void *ret = dlsym(handle, name);
  55         if (!ret) {
  56             THROW_RUNTIME_EXCEPTION(env, "Failed to load symbol %s", name);
  57         }
  58         return ret;
  59     }
  60 #define GET_SYMBOL(env, handle,name) get_check_symbol(env, handle,name)
  61 
  62 #else // #ifdef DEBUG
  63 
  64 #define GET_SYMBOL(env, handle,name) dlsym(handle,name)
  65 
  66 #endif
  67 
  68 ANativeWindow *getAndroidNativeWindow();
  69 
  70 void android_shutdown();
  71 
  72 const char *android_getDataDir();
  73 
  74 #ifdef  __cplusplus
  75 }
  76 #endif
  77 
  78 #endif  /* ANDROIDINPUT_H */