1 /*
2  * Copyright (C) 2013 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include <stdio.h>
18 
test_level_four(int one,int two,int three,int four,void (* callback_func)(void *),void * data)19 int test_level_four(int one, int two, int three, int four,
20                     void (*callback_func)(void*), void* data) {
21   if (callback_func != NULL) {
22     callback_func(data);
23   } else {
24     while (1) {
25     }
26   }
27   return one + two + three + four;
28 }
29 
test_level_three(int one,int two,int three,int four,void (* callback_func)(void *),void * data)30 int test_level_three(int one, int two, int three, int four,
31                      void (*callback_func)(void*), void* data) {
32   return test_level_four(one+3, two+6, three+9, four+12, callback_func, data) + 3;
33 }
34 
test_level_two(int one,int two,int three,int four,void (* callback_func)(void *),void * data)35 int test_level_two(int one, int two, int three, int four,
36                    void (*callback_func)(void*), void* data) {
37   return test_level_three(one+2, two+4, three+6, four+8, callback_func, data) + 2;
38 }
39 
test_level_one(int one,int two,int three,int four,void (* callback_func)(void *),void * data)40 int test_level_one(int one, int two, int three, int four,
41                    void (*callback_func)(void*), void* data) {
42   return test_level_two(one+1, two+2, three+3, four+4, callback_func, data) + 1;
43 }
44 
test_recursive_call(int level,void (* callback_func)(void *),void * data)45 int test_recursive_call(int level, void (*callback_func)(void*), void* data) {
46   if (level > 0) {
47     return test_recursive_call(level - 1, callback_func, data) + level;
48   } else if (callback_func != NULL) {
49     callback_func(data);
50   } else {
51     while (1) {
52     }
53   }
54   return 0;
55 }
56