1 /*
2 * Copyright (C) 2010 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 <binder/IInterface.h>
18 #include <binder/IServiceManager.h>
19 #include <binder/IPCThreadState.h>
20 #include <utils/Log.h>
21
22 #include <stdio.h>
23 #include <time.h>
24 #include <unistd.h>
25
26 using namespace android;
27
28 static const int WARMUP = 100;
29 static const int COUNT = 10000;
30
31 class ITestService : public IInterface {
32 public:
33 DECLARE_META_INTERFACE(TestService);
34 };
35
36 typedef BpInterface<ITestService> BpTestService;
37
38 IMPLEMENT_META_INTERFACE(TestService, "TestService");
39
main(int argc,const char * argv[])40 int main(int argc, const char *argv[]) {
41 if (argc != 2 || argv[1][0] == '-') {
42 fprintf(stderr, "usage: rpcperftest service-to-test | :service-to-serve\n");
43 return 2;
44 }
45
46 sp<IServiceManager> sm = defaultServiceManager();
47 if (sm == NULL) {
48 fprintf(stderr, "error: can't get default service manager\n");
49 return 1;
50 }
51
52 if (argv[1][0] == ':') {
53 String16 name(argv[1] + 1);
54 status_t status = sm->addService(name, new BnInterface<ITestService>());
55 if (status != OK) {
56 fprintf(stderr, "error: can't register service: %s\n", argv[1] + 1);
57 return 1;
58 }
59
60 ProcessState::self()->startThreadPool();
61 IPCThreadState::self()->joinThreadPool();
62 fprintf(stderr, "error: can't run service\n");
63 return 1;
64 }
65
66 sp<IBinder> service = sm->checkService(String16(argv[1]));
67 if (service == NULL) {
68 fprintf(stderr, "error: can't find service: %s\n", argv[1]);
69 return 1;
70 }
71
72 for (int i = 0; i < WARMUP; i++) {
73 status_t status = service->pingBinder();
74 if (status != OK) {
75 fprintf(stderr, "error: can't ping: %s [%d]\n", argv[1], status);
76 return 1;
77 }
78 }
79
80 struct timespec before, after;
81 clock_gettime(CLOCK_MONOTONIC, &before);
82 for (int i = 0; i < COUNT; i++) {
83 status_t status = service->pingBinder();
84 if (status != OK) {
85 fprintf(stderr, "error: can't ping: %s [%d]\n", argv[1], status);
86 return 1;
87 }
88 }
89 clock_gettime(CLOCK_MONOTONIC, &after);
90
91 double seconds = (after.tv_sec - before.tv_sec);
92 seconds += (after.tv_nsec - before.tv_nsec) / 1000000000.0;
93 printf("%d calls in %.3f sec => %.3f ms/call\n",
94 COUNT, seconds, 1000.0 * seconds / COUNT);
95
96 return 0;
97 }
98