1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "securec.h"
17 #include "hdf_log.h"
18 #include "osal_mem.h"
19 #include "hdf_io_service_if.h"
20 #include <unistd.h>
21 #include <sys/time.h>
22 #include <stdio.h>
23 #include <fcntl.h>
24 #include "osal_thread.h"
25 #include "osal_mutex.h"
26 #include "osal_time.h"
27 #include "osal_file.h"
28 #include "securec.h"
29 #include "signal.h"
30 #include <pthread.h>
31 #define HDF_LOG_TAG cdc_acm_speed
32
33 enum UsbSerialCmd {
34 USB_SERIAL_OPEN = 0,
35 USB_SERIAL_CLOSE,
36 USB_SERIAL_READ,
37 USB_SERIAL_WRITE,
38 USB_SERIAL_GET_BAUDRATE,
39 USB_SERIAL_SET_BAUDRATE,
40 USB_SERIAL_SET_PROP,
41 USB_SERIAL_GET_PROP,
42 USB_SERIAL_REGIST_PROP,
43 USB_SERIAL_WRITE_SPEED,
44 USB_SERIAL_WRITE_GET_TEMP_SPEED,
45 USB_SERIAL_WRITE_SPEED_DONE,
46 USB_SERIAL_WRITE_GET_TEMP_SPEED_UINT32,
47 USB_SERIAL_READ_SPEED,
48 USB_SERIAL_READ_GET_TEMP_SPEED,
49 USB_SERIAL_READ_SPEED_DONE,
50 USB_SERIAL_READ_GET_TEMP_SPEED_UINT32,
51 };
52
53 static struct HdfSBuf *g_data;
54 static struct HdfSBuf *g_reply;
55 static struct HdfIoService *g_acmService;
56 static bool g_readRuning = false;
57 static sigset_t g_mask;
TestSpeed()58 static void TestSpeed()
59 {
60 HdfSbufFlush(g_reply);
61 int status = g_acmService->dispatcher->Dispatch(&g_acmService->object, USB_SERIAL_READ_SPEED, g_data, g_reply);
62 if (status) {
63 HDF_LOGE("%s: Dispatch USB_SERIAL_READ_SPEED err", __func__);
64 return;
65 }
66 }
67
GetTempSpeed()68 static void GetTempSpeed()
69 {
70 const float calc = 10000;
71 uint32_t speed = 0;
72 HdfSbufFlush(g_reply);
73 int status = g_acmService->dispatcher->Dispatch(&g_acmService->object,
74 USB_SERIAL_READ_GET_TEMP_SPEED_UINT32, g_data, g_reply);
75 if (status) {
76 HDF_LOGE("%s: Dispatch USB_SERIAL_WRITE_GET_TEMP_SPEED failed status = %d",
77 __func__, status);
78 return;
79 }
80 if (!HdfSbufReadUint32(g_reply, &speed)) {
81 HDF_LOGE("%s: HdfSbufReadFloat failed", __func__);
82 return;
83 }
84 if (speed > 0) {
85 printf("speed : %f MB/s\n", (float)speed / calc);
86 }
87
88 }
89
ReadSpeedDone()90 static void ReadSpeedDone()
91 {
92 int status = g_acmService->dispatcher->Dispatch(g_acmService,
93 USB_SERIAL_READ_SPEED_DONE, g_data, g_reply);
94 if (status) {
95 HDF_LOGE("%s: Dispatch USB_SERIAL_WRITE_SPEED_DONE failed status = %d",
96 __func__, status);
97 return;
98 }
99 }
100
StopHandler(void * arg)101 static void *StopHandler(void *arg)
102 {
103 int err, signo;
104 for (;;) {
105 err = sigwait(&g_mask, &signo);
106 if (err != 0) {
107 printf("Sigwait failed: %d\n", err);
108 }
109
110 switch (signo) {
111 case SIGINT:
112 case SIGQUIT:
113 printf("acm_speed_read exit\n");
114 ReadSpeedDone();
115 g_readRuning = false;
116 return NULL;
117 default:
118 printf("Unexpected signal %d\n", signo);
119 }
120 }
121 }
122
123 pthread_t g_threads;
StartStopHandler()124 static void StartStopHandler()
125 {
126 int err;
127 sigemptyset(&g_mask);
128 sigaddset(&g_mask, SIGINT);
129 sigaddset(&g_mask, SIGQUIT);
130 if ((err = pthread_sigmask(SIG_BLOCK, &g_mask, NULL)) != 0) {
131 printf("SIG_BLOCK error\n");
132 return;
133 }
134 if (pthread_create(&g_threads, NULL, StopHandler, NULL) != 0) {
135 printf("Could not create core thread\n");
136 return;
137 }
138 }
139
main(int argc,char * argv[])140 int main(int argc, char *argv[])
141 {
142 int status;
143 g_acmService = HdfIoServiceBind("usbfn_cdcacm");
144 if (g_acmService == NULL || g_acmService->dispatcher == NULL || g_acmService->dispatcher->Dispatch == NULL) {
145 HDF_LOGE("%s: GetService err", __func__);
146 return HDF_FAILURE;
147 }
148
149 g_data = HdfSBufObtainDefaultSize();
150 g_reply = HdfSBufObtainDefaultSize();
151 if (g_data == NULL || g_reply == NULL) {
152 HDF_LOGE("%s: GetService err", __func__);
153 return HDF_FAILURE;
154 }
155
156 status = g_acmService->dispatcher->Dispatch(&g_acmService->object, USB_SERIAL_OPEN, g_data, g_reply);
157 if (status) {
158 HDF_LOGE("%s: Dispatch USB_SERIAL_OPEN err", __func__);
159 return HDF_FAILURE;
160 }
161
162 StartStopHandler();
163 TestSpeed();
164 g_readRuning = true;
165 while (g_readRuning) {
166 sleep(0x2);
167 if (g_readRuning) {
168 GetTempSpeed();
169 }
170 }
171
172 HdfSBufRecycle(g_data);
173 HdfSBufRecycle(g_reply);
174 HdfIoServiceRecycle(g_acmService);
175 return 0;
176 }
177