1 /*
2 * Copyright (C) 2019 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 //#define LOG_NDEBUG 0
18 #define LOG_TAG "statsd_drm"
19 #include <utils/Log.h>
20
21 #include <stdint.h>
22 #include <inttypes.h>
23 #include <sys/types.h>
24 #include <sys/stat.h>
25 #include <sys/time.h>
26 #include <dirent.h>
27 #include <pthread.h>
28 #include <unistd.h>
29
30 #include <string.h>
31 #include <pwd.h>
32
33 #include "MediaAnalyticsService.h"
34 #include "iface_statsd.h"
35
36 #include <statslog.h>
37
38 namespace android {
39
40 // mediadrm
statsd_mediadrm(MediaAnalyticsItem * item)41 bool statsd_mediadrm(MediaAnalyticsItem *item)
42 {
43 if (item == NULL) return false;
44
45 nsecs_t timestamp = item->getTimestamp();
46 std::string pkgName = item->getPkgName();
47 int64_t pkgVersionCode = item->getPkgVersionCode();
48 int64_t mediaApexVersion = 0;
49
50 char *vendor = NULL;
51 (void) item->getCString("vendor", &vendor);
52 char *description = NULL;
53 (void) item->getCString("description", &description);
54 char *serialized_metrics = NULL;
55 (void) item->getCString("serialized_metrics", &serialized_metrics);
56
57 if (enabled_statsd) {
58 android::util::BytesField bf_serialized(serialized_metrics ? serialized_metrics : NULL,
59 serialized_metrics ? strlen(serialized_metrics)
60 : 0);
61 android::util::stats_write(android::util::MEDIAMETRICS_MEDIADRM_REPORTED,
62 timestamp, pkgName.c_str(), pkgVersionCode,
63 mediaApexVersion,
64 vendor, description,
65 bf_serialized);
66 } else {
67 ALOGV("NOT sending: mediadrm private data (len=%zu)",
68 serialized_metrics ? strlen(serialized_metrics) : 0);
69 }
70
71 free(vendor);
72 free(description);
73 free(serialized_metrics);
74 return true;
75 }
76
77 // widevineCDM
statsd_widevineCDM(MediaAnalyticsItem * item)78 bool statsd_widevineCDM(MediaAnalyticsItem *item)
79 {
80 if (item == NULL) return false;
81
82 nsecs_t timestamp = item->getTimestamp();
83 std::string pkgName = item->getPkgName();
84 int64_t pkgVersionCode = item->getPkgVersionCode();
85 int64_t mediaApexVersion = 0;
86
87 char *serialized_metrics = NULL;
88 (void) item->getCString("serialized_metrics", &serialized_metrics);
89
90 if (enabled_statsd) {
91 android::util::BytesField bf_serialized(serialized_metrics ? serialized_metrics : NULL,
92 serialized_metrics ? strlen(serialized_metrics)
93 : 0);
94 android::util::stats_write(android::util::MEDIAMETRICS_DRM_WIDEVINE_REPORTED,
95 timestamp, pkgName.c_str(), pkgVersionCode,
96 mediaApexVersion,
97 bf_serialized);
98 } else {
99 ALOGV("NOT sending: widevine private data (len=%zu)",
100 serialized_metrics ? strlen(serialized_metrics) : 0);
101 }
102
103 free(serialized_metrics);
104 return true;
105 }
106
107 } // namespace android
108