upload android base code part6

android/system/update_engine/common/constants.cc

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+//
+// Copyright (C) 2013 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.
+//
+
+#include "update_engine/common/constants.h"
+
+namespace chromeos_update_engine {
+
+const char kPowerwashSafePrefsSubDirectory[] = "update_engine/prefs";
+
+const char kPrefsSubDirectory[] = "prefs";
+
+const char kStatefulPartition[] = "/mnt/stateful_partition";
+
+const char kPostinstallDefaultScript[] = "postinst";
+
+// Constants defining keys for the persisted state of update engine.
+const char kPrefsAttemptInProgress[] = "attempt-in-progress";
+const char kPrefsBackoffExpiryTime[] = "backoff-expiry-time";
+const char kPrefsBootId[] = "boot-id";
+const char kPrefsCurrentBytesDownloaded[] = "current-bytes-downloaded";
+const char kPrefsCurrentResponseSignature[] = "current-response-signature";
+const char kPrefsCurrentUrlFailureCount[] = "current-url-failure-count";
+const char kPrefsCurrentUrlIndex[] = "current-url-index";
+const char kPrefsDailyMetricsLastReportedAt[] =
+    "daily-metrics-last-reported-at";
+const char kPrefsDeltaUpdateFailures[] = "delta-update-failures";
+const char kPrefsFullPayloadAttemptNumber[] = "full-payload-attempt-number";
+const char kPrefsInstallDateDays[] = "install-date-days";
+const char kPrefsLastActivePingDay[] = "last-active-ping-day";
+const char kPrefsLastRollCallPingDay[] = "last-roll-call-ping-day";
+const char kPrefsManifestMetadataSize[] = "manifest-metadata-size";
+const char kPrefsManifestSignatureSize[] = "manifest-signature-size";
+const char kPrefsMetricsAttemptLastReportingTime[] =
+    "metrics-attempt-last-reporting-time";
+const char kPrefsMetricsCheckLastReportingTime[] =
+    "metrics-check-last-reporting-time";
+const char kPrefsNumReboots[] = "num-reboots";
+const char kPrefsNumResponsesSeen[] = "num-responses-seen";
+const char kPrefsOmahaCohort[] = "omaha-cohort";
+const char kPrefsOmahaCohortHint[] = "omaha-cohort-hint";
+const char kPrefsOmahaCohortName[] = "omaha-cohort-name";
+const char kPrefsOmahaEolStatus[] = "omaha-eol-status";
+const char kPrefsP2PEnabled[] = "p2p-enabled";
+const char kPrefsP2PFirstAttemptTimestamp[] = "p2p-first-attempt-timestamp";
+const char kPrefsP2PNumAttempts[] = "p2p-num-attempts";
+const char kPrefsPayloadAttemptNumber[] = "payload-attempt-number";
+const char kPrefsPreviousVersion[] = "previous-version";
+const char kPrefsResumedUpdateFailures[] = "resumed-update-failures";
+const char kPrefsRollbackVersion[] = "rollback-version";
+const char kPrefsChannelOnSlotPrefix[] = "channel-on-slot-";
+const char kPrefsSystemUpdatedMarker[] = "system-updated-marker";
+const char kPrefsTargetVersionAttempt[] = "target-version-attempt";
+const char kPrefsTargetVersionInstalledFrom[] = "target-version-installed-from";
+const char kPrefsTargetVersionUniqueId[] = "target-version-unique-id";
+const char kPrefsTotalBytesDownloaded[] = "total-bytes-downloaded";
+const char kPrefsUpdateCheckCount[] = "update-check-count";
+const char kPrefsUpdateCheckResponseHash[] = "update-check-response-hash";
+const char kPrefsUpdateCompletedBootTime[] = "update-completed-boot-time";
+const char kPrefsUpdateCompletedOnBootId[] = "update-completed-on-boot-id";
+const char kPrefsUpdateDurationUptime[] = "update-duration-uptime";
+const char kPrefsUpdateFirstSeenAt[] = "update-first-seen-at";
+const char kPrefsUpdateOverCellularPermission[] =
+    "update-over-cellular-permission";
+const char kPrefsUpdateServerCertificate[] = "update-server-cert";
+const char kPrefsUpdateStateNextDataLength[] = "update-state-next-data-length";
+const char kPrefsUpdateStateNextDataOffset[] = "update-state-next-data-offset";
+const char kPrefsUpdateStateNextOperation[] = "update-state-next-operation";
+const char kPrefsUpdateStatePayloadIndex[] = "update-state-payload-index";
+const char kPrefsUpdateStateSHA256Context[] = "update-state-sha-256-context";
+const char kPrefsUpdateStateSignatureBlob[] = "update-state-signature-blob";
+const char kPrefsUpdateStateSignedSHA256Context[] =
+    "update-state-signed-sha-256-context";
+const char kPrefsUpdateTimestampStart[] = "update-timestamp-start";
+const char kPrefsUrlSwitchCount[] = "url-switch-count";
+const char kPrefsWallClockWaitPeriod[] = "wall-clock-wait-period";
+
+// These four fields are generated by scripts/brillo_update_payload.
+const char kPayloadPropertyFileSize[] = "FILE_SIZE";
+const char kPayloadPropertyFileHash[] = "FILE_HASH";
+const char kPayloadPropertyMetadataSize[] = "METADATA_SIZE";
+const char kPayloadPropertyMetadataHash[] = "METADATA_HASH";
+// The Authorization: HTTP header to be sent when downloading the payload.
+const char kPayloadPropertyAuthorization[] = "AUTHORIZATION";
+// The User-Agent HTTP header to be sent when downloading the payload.
+const char kPayloadPropertyUserAgent[] = "USER_AGENT";
+// Set "POWERWASH=1" to powerwash (factory data reset) the device after
+// applying the update.
+const char kPayloadPropertyPowerwash[] = "POWERWASH";
+// The network id to pass to android_setprocnetwork before downloading.
+// This can be used to zero-rate OTA traffic by sending it over the correct
+// network.
+const char kPayloadPropertyNetworkId[] = "NETWORK_ID";
+
+}  // namespace chromeos_update_engine