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 <hdf_log.h>
17#include <hdf_remote_service.h>
18#include <hdf_sbuf.h>
19#include <servmgr_hdi.h>
20#include <unistd.h>
21#include <sys/time.h>
22#include <stdio.h>
23#include "cdcacm.h"
24#include "osal_time.h"
25#include "usb_dev_test.h"
26
27#define HDF_LOG_TAG   cdc_acm_read
28
29static struct HdfSBuf *g_data;
30static struct HdfSBuf *g_reply;
31static struct HdfRemoteService *g_acmService;
32
33#define STR_LEN  8192
34#define SLEEP_READ 100000
35static void TestRead(FILE *fp)
36{
37    HdfSbufFlush(g_reply);
38    int32_t status = g_acmService->dispatcher->Dispatch(g_acmService, USB_SERIAL_READ, g_data, g_reply);
39    if (status) {
40        HDF_LOGE("%{public}s: Dispatch USB_SERIAL_READ failed status = %{public}d", __func__, status);
41        return;
42    }
43    const char *tmp = HdfSbufReadString(g_reply);
44    if (tmp && strlen(tmp) > 0) {
45        struct timeval time;
46        char str[STR_LEN] = {0};
47        gettimeofday(&time, NULL);
48        int32_t ret = snprintf_s(str, STR_LEN, STR_LEN - 1, "[XTSCHECK] %d.%06d, recv data[%s] from host\n",
49            time.tv_sec, time.tv_usec, tmp);
50        if (ret < 0) {
51            HDF_LOGE("%{public}s: snprintf_s failed", __func__);
52            return;
53        }
54        (void)fwrite(str, strlen(str), 1, fp);
55        fflush(fp);
56    }
57    usleep(SLEEP_READ);
58}
59
60int32_t AcmRead(int32_t argc, const char *argv[])
61{
62    (void)argc;
63    (void)argv;
64    int32_t status;
65    struct HDIServiceManager *servmgr = HDIServiceManagerGet();
66    if (servmgr == NULL) {
67        HDF_LOGE("%{public}s: HDIServiceManagerGet err", __func__);
68        return HDF_FAILURE;
69    }
70    g_acmService = servmgr->GetService(servmgr, "usbfn_cdcacm");
71    HDIServiceManagerRelease(servmgr);
72    if (g_acmService == NULL) {
73        HDF_LOGE("%{public}s: GetService err", __func__);
74        return HDF_FAILURE;
75    }
76
77    g_data = HdfSbufTypedObtain(SBUF_IPC);
78    g_reply = HdfSbufTypedObtain(SBUF_IPC);
79    if (g_data == NULL || g_reply == NULL) {
80        HDF_LOGE("%{public}s: GetService err", __func__);
81        return HDF_FAILURE;
82    }
83
84    status = g_acmService->dispatcher->Dispatch(g_acmService, USB_SERIAL_OPEN, g_data, g_reply);
85    if (status) {
86        HDF_LOGE("%{public}s: Dispatch USB_SERIAL_OPEN err", __func__);
87        return HDF_FAILURE;
88    }
89    FILE *fp = fopen("/data/acm_read_xts", "a+");
90    if (fp == NULL) {
91        HDF_LOGE("%{public}s: fopen err", __func__);
92        return HDF_FAILURE;
93    }
94    while (1) {
95        TestRead(fp);
96    }
97    (void)fclose(fp);
98    status = g_acmService->dispatcher->Dispatch(g_acmService, USB_SERIAL_CLOSE, g_data, g_reply);
99    if (status) {
100        HDF_LOGE("%{public}s: Dispatch USB_SERIAL_CLOSE err", __func__);
101        return HDF_FAILURE;
102    }
103
104    HdfSbufRecycle(g_data);
105    HdfSbufRecycle(g_reply);
106
107    return 0;
108}
109