change media analytics references to media metrics

part 1: make directory names coherent.

Bug: 145780674
Test: build
Test: atest mediametrics_test
Test: atest CtsNativeMediaMetricsTestCases
Change-Id: If552a742df02206f703801a6530b66fe5addac53
diff --git a/services/mediametrics/statsd_audiopolicy.cpp b/services/mediametrics/statsd_audiopolicy.cpp
new file mode 100644
index 0000000..2f934f8
--- /dev/null
+++ b/services/mediametrics/statsd_audiopolicy.cpp
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "statsd_audiopolicy"
+#include <utils/Log.h>
+
+#include <dirent.h>
+#include <inttypes.h>
+#include <pthread.h>
+#include <pwd.h>
+#include <stdint.h>
+#include <string.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/types.h>
+#include <unistd.h>
+
+#include <statslog.h>
+
+#include "MediaMetricsService.h"
+#include "frameworks/base/core/proto/android/stats/mediametrics/mediametrics.pb.h"
+#include "iface_statsd.h"
+
+namespace android {
+
+bool statsd_audiopolicy(const MediaAnalyticsItem *item)
+{
+    if (item == NULL) return false;
+
+    // these go into the statsd wrapper
+    const nsecs_t timestamp = MediaAnalyticsService::roundTime(item->getTimestamp());
+    std::string pkgName = item->getPkgName();
+    int64_t pkgVersionCode = item->getPkgVersionCode();
+    int64_t mediaApexVersion = 0;
+
+
+    // the rest into our own proto
+    //
+    ::android::stats::mediametrics::AudioPolicyData metrics_proto;
+
+    // flesh out the protobuf we'll hand off with our data
+    //
+    //int32 char kAudioPolicyStatus[] = "android.media.audiopolicy.status";
+    int32_t status = -1;
+    if (item->getInt32("android.media.audiopolicy.status", &status)) {
+        metrics_proto.set_status(status);
+    }
+    //string char kAudioPolicyRqstSrc[] = "android.media.audiopolicy.rqst.src";
+    std::string rqst_src;
+    if (item->getString("android.media.audiopolicy.rqst.src", &rqst_src)) {
+        metrics_proto.set_request_source(std::move(rqst_src));
+    }
+    //string char kAudioPolicyRqstPkg[] = "android.media.audiopolicy.rqst.pkg";
+    std::string rqst_pkg;
+    if (item->getString("android.media.audiopolicy.rqst.pkg", &rqst_pkg)) {
+        metrics_proto.set_request_package(std::move(rqst_pkg));
+    }
+    //int32 char kAudioPolicyRqstSession[] = "android.media.audiopolicy.rqst.session";
+    int32_t rqst_session = -1;
+    if (item->getInt32("android.media.audiopolicy.rqst.session", &rqst_session)) {
+        metrics_proto.set_request_session(rqst_session);
+    }
+    //string char kAudioPolicyRqstDevice[] = "android.media.audiopolicy.rqst.device";
+    std::string rqst_device;
+    if (item->getString("android.media.audiopolicy.rqst.device", &rqst_device)) {
+        metrics_proto.set_request_device(std::move(rqst_device));
+    }
+
+    //string char kAudioPolicyActiveSrc[] = "android.media.audiopolicy.active.src";
+    std::string active_src;
+    if (item->getString("android.media.audiopolicy.active.src", &active_src)) {
+        metrics_proto.set_active_source(std::move(active_src));
+    }
+    //string char kAudioPolicyActivePkg[] = "android.media.audiopolicy.active.pkg";
+    std::string active_pkg;
+    if (item->getString("android.media.audiopolicy.active.pkg", &active_pkg)) {
+        metrics_proto.set_active_package(std::move(active_pkg));
+    }
+    //int32 char kAudioPolicyActiveSession[] = "android.media.audiopolicy.active.session";
+    int32_t active_session = -1;
+    if (item->getInt32("android.media.audiopolicy.active.session", &active_session)) {
+        metrics_proto.set_active_session(active_session);
+    }
+    //string char kAudioPolicyActiveDevice[] = "android.media.audiopolicy.active.device";
+    std::string active_device;
+    if (item->getString("android.media.audiopolicy.active.device", &active_device)) {
+        metrics_proto.set_active_device(std::move(active_device));
+    }
+
+
+    std::string serialized;
+    if (!metrics_proto.SerializeToString(&serialized)) {
+        ALOGE("Failed to serialize audipolicy metrics");
+        return false;
+    }
+
+    if (enabled_statsd) {
+        android::util::BytesField bf_serialized( serialized.c_str(), serialized.size());
+        (void)android::util::stats_write(android::util::MEDIAMETRICS_AUDIOPOLICY_REPORTED,
+                                   timestamp, pkgName.c_str(), pkgVersionCode,
+                                   mediaApexVersion,
+                                   bf_serialized);
+
+    } else {
+        ALOGV("NOT sending: private data (len=%zu)", strlen(serialized.c_str()));
+    }
+
+    return true;
+}
+
+};