Combined TelephonyEventLog and part of the connectivity metrics

app into the new TelephonyMetrics

Added the new TelephonyMetrics to support metrics collection
through dumpsys.

bug: 31224848
Change-Id: If4b6032e98b6cc8b68e8459e0e799a3755b1f2f9

1 files changed, 1218 insertions, 0 deletions

diff --git a/proto/telephony.proto b/proto/telephony.proto
new file mode 100644
index 000000000..3531f39e3
--- /dev/null
+++ b/proto/telephony.proto
@@ -0,0 +1,1218 @@
+//
+// Copyright (C) 2016 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.
+//
+
+syntax = "proto2";
+
+package clearcut.connectivity;
+
+option java_package = "com.android.internal.telephony";
+option java_outer_classname = "TelephonyProto";
+
+// The information about Telephony events.
+message TelephonyLog {
+
+  // Events logged by telephony services
+  repeated TelephonyEvent events = 1;
+
+  // Voice/Video call sessions
+  repeated TelephonyCallSession call_sessions = 2;
+
+  // Send/Receive SMS sessions
+  repeated SmsSession sms_sessions = 3;
+
+  // Telephony Histograms
+  repeated TelephonyHistogram histograms = 4;
+
+  // Indicating some telephony events are dropped
+  optional bool events_dropped = 5;
+
+  // The start time of this log
+  optional Time start_time = 6;
+
+  // The end time of this log
+  optional Time end_time = 7;
+}
+
+// The time information
+message Time {
+  // The system time in milli seconds. This represents the actual
+  // time of the events.
+  optional int64 system_timestamp_millis = 1;
+
+  // The time since boot in milli seconds.
+  // This is used for calculating the time interval between events. Different
+  // from the system time, this won't be affected by time changed by the network or users.
+  optional int64 elapsed_timestamp_millis = 2;
+}
+
+// Telephony Histogram
+message TelephonyHistogram {
+
+  // Type of histogram
+  optional int32 category = 1;
+
+  // Unique Id identifying a sample within
+  // particular category of the histogram.
+  optional int32 id = 2;
+
+  // Min time taken in millis.
+  optional int32 min_time_millis = 3;
+
+  // Max time taken in millis.
+  optional int32 max_time_millis = 4;
+
+  // Average time taken in millis.
+  optional int32 avg_time_millis = 5;
+
+  // Total count of histogram samples.
+  optional int32 count = 6;
+
+  // Total number of time ranges expected
+  // (must be greater than 1).
+  optional int32 bucket_count = 7;
+
+  // Array storing endpoints of range buckets.
+  repeated int32 bucket_end_points = 8;
+
+  // Array storing counts for each time range
+  // starting from smallest value range.
+  repeated int32 bucket_counters = 9;
+}
+
+// Telephony related user settings
+message TelephonySettings {
+
+  // NETWORK_MODE_* See ril.h RIL_REQUEST_SET_PREFERRED_NETWORK_TYPE
+  enum RilNetworkMode {
+
+    // Mode is unknown.
+    NETWORK_MODE_UNKNOWN = 0;
+
+    // GSM/WCDMA (WCDMA preferred)
+    NETWORK_MODE_WCDMA_PREF = 1;
+
+    // GSM only
+    NETWORK_MODE_GSM_ONLY = 2;
+
+    // WCDMA only
+    NETWORK_MODE_WCDMA_ONLY = 3;
+
+    // GSM/WCDMA (auto mode, according to PRL)
+    NETWORK_MODE_GSM_UMTS = 4;
+
+    // CDMA and EvDo (auto mode, according to PRL)
+    NETWORK_MODE_CDMA = 5;
+
+    // CDMA only
+    NETWORK_MODE_CDMA_NO_EVDO = 6;
+
+    // EvDo only
+    NETWORK_MODE_EVDO_NO_CDMA = 7;
+
+    // GSM/WCDMA, CDMA, and EvDo (auto mode, according to PRL)
+    NETWORK_MODE_GLOBAL = 8;
+
+    // LTE, CDMA and EvDo
+    NETWORK_MODE_LTE_CDMA_EVDO = 9;
+
+    // LTE, GSM/WCDMA
+    NETWORK_MODE_LTE_GSM_WCDMA = 10;
+
+    // LTE, CDMA, EvDo, GSM/WCDMA
+    NETWORK_MODE_LTE_CDMA_EVDO_GSM_WCDMA = 11;
+
+    // LTE Only mode
+    NETWORK_MODE_LTE_ONLY = 12;
+
+    // LTE/WCDMA
+    NETWORK_MODE_LTE_WCDMA = 13;
+
+    // TD-SCDMA only
+    NETWORK_MODE_TDSCDMA_ONLY = 14;
+
+    // TD-SCDMA and WCDMA
+    NETWORK_MODE_TDSCDMA_WCDMA = 15;
+
+    // TD-SCDMA and LTE
+    NETWORK_MODE_LTE_TDSCDMA = 16;
+
+    // TD-SCDMA and GSM
+    NETWORK_MODE_TDSCDMA_GSM = 17;
+
+    // TD-SCDMA,GSM and LTE
+    NETWORK_MODE_LTE_TDSCDMA_GSM = 18;
+
+    // TD-SCDMA, GSM/WCDMA
+    NETWORK_MODE_TDSCDMA_GSM_WCDMA = 19;
+
+    // TD-SCDMA, WCDMA and LTE
+    NETWORK_MODE_LTE_TDSCDMA_WCDMA = 20;
+
+    // TD-SCDMA, GSM/WCDMA and LTE
+    NETWORK_MODE_LTE_TDSCDMA_GSM_WCDMA = 21;
+
+    // TD-SCDMA,EvDo,CDMA,GSM/WCDMA
+    NETWORK_MODE_TDSCDMA_CDMA_EVDO_GSM_WCDMA = 22;
+
+    // TD-SCDMA/LTE/GSM/WCDMA, CDMA, and EvDo
+    NETWORK_MODE_LTE_TDSCDMA_CDMA_EVDO_GSM_WCDMA = 23;
+  }
+
+  // Constants for WiFi Calling mode
+  enum WiFiCallingMode {
+
+    // Calling mode is unknown.
+    WFC_MODE_UNKNOWN = 0;
+
+    WFC_MODE_WIFI_ONLY = 1;
+
+    WFC_MODE_CELLULAR_PREFERRED = 2;
+
+    WFC_MODE_WIFI_PREFERRED = 3;
+  }
+
+  // If the device is in airplane mode.
+  optional bool is_airplane_mode = 1;
+
+  // If cell-data has been enabled.
+  optional bool is_cellular_data_enabled = 2;
+
+  // If cell-roaming has been enabled.
+  optional bool is_data_roaming_enabled = 3;
+
+  // Preferred network mode.
+  optional RilNetworkMode preferred_network_mode = 4;
+
+  // If enhanced mode enabled.
+  optional bool is_enhanced_4g_lte_mode_enabled = 5;
+
+  // If wifi has been enabled.
+  optional bool is_wifi_enabled = 6;
+
+  // If wifi-calling has been enabled.
+  optional bool is_wifi_calling_enabled = 7;
+
+  // Wifi-calling Mode.
+  optional WiFiCallingMode wifi_calling_mode = 8;
+
+  // If video over LTE enabled.
+  optional bool is_vt_over_lte_enabled = 9;
+
+  // If video over wifi enabled.
+  optional bool is_vt_over_wifi_enabled = 10;
+}
+
+// Contains phone state and service related information.
+message TelephonyServiceState {
+
+  // The information about cellular network operator
+  message TelephonyOperator {
+
+    // Name in long alphanumeric format
+    optional string alpha_long = 1;
+
+    // Name in short alphanumeric format
+    optional string alpha_short = 2;
+
+    // Numeric id.
+    // In GSM/UMTS, numeric format is 3 digit country code plus 2 or 3 digit
+    // network code. Same as MCC/MNC.
+    optional string numeric = 3;
+  }
+
+  // Roaming type
+  enum RoamingType {
+
+    // In home network
+    ROAMING_TYPE_NOT_ROAMING = 0;
+
+    // In a roaming network, but we can not tell
+    // if it's domestic or international
+    ROAMING_TYPE_UNKNOWN = 1;
+
+    // In domestic roaming network
+    ROAMING_TYPE_DOMESTIC = 2;
+
+    // In international roaming network
+    ROAMING_TYPE_INTERNATIONAL = 3;
+  }
+
+  // Current registered operator
+  optional TelephonyOperator voice_operator = 1;
+
+  // Current registered data network operator
+  optional TelephonyOperator data_operator = 2;
+
+  // Current voice network roaming type
+  optional RoamingType voice_roaming_type = 3;
+
+  // Current data network roaming type
+  optional RoamingType data_roaming_type = 4;
+
+  // Current voice radio technology
+  optional RadioAccessTechnology voice_rat = 5;
+
+  // Current data radio technology
+  optional RadioAccessTechnology data_rat = 6;
+}
+
+// Radio access families
+enum RadioAccessTechnology {
+
+  RAT_UNKNOWN = 0;
+
+  RAT_GPRS = 1;
+
+  RAT_EDGE = 2;
+
+  RAT_UMTS = 3;
+
+  RAT_IS95A = 4;
+
+  RAT_IS95B = 5;
+
+  RAT_1XRTT = 6;
+
+  RAT_EVDO_0 = 7;
+
+  RAT_EVDO_A = 8;
+
+  RAT_HSDPA = 9;
+
+  RAT_HSUPA = 10;
+
+  RAT_HSPA = 11;
+
+  RAT_EVDO_B = 12;
+
+  RAT_EHRPD = 13;
+
+  RAT_LTE = 14;
+
+  RAT_HSPAP = 15;
+
+  RAT_GSM = 16;
+
+  RAT_TD_SCDMA = 17;
+
+  RAT_IWLAN = 18;
+}
+
+// The information about IMS errors
+// https://cs.corp.google.com/#android/frameworks/base/telephony/java/com/android/ims/ImsReasonInfo.java
+message ImsReasonInfo {
+
+  // Main reason code.
+  optional int32 reason_code = 1;
+
+  // Extra code value; it depends on the code value.
+  optional int32 extra_code = 2;
+
+  // Additional message of the reason info. We get this from the modem.
+  optional string extra_message = 3;
+}
+
+// The information about state connection between IMS service and IMS server
+message ImsConnectionState {
+
+  // Current state
+  optional State state = 1;
+
+  // If DISCONNECTED then this field may have additional information about
+  // connection problem.
+  optional ImsReasonInfo reason_info = 2;
+
+  // Posible states
+  enum State {
+
+    // State is unknown.
+    STATE_UNKNOWN = 0;
+
+    CONNECTED = 1;
+
+    PROGRESSING = 2;
+
+    DISCONNECTED = 3;
+
+    RESUMED = 4;
+
+    SUSPENDED = 5;
+  }
+}
+
+// The information about current capabilities of IMS service
+message ImsCapabilities {
+
+  optional bool voice_over_lte = 1;
+
+  optional bool voice_over_wifi = 2;
+
+  optional bool video_over_lte = 3;
+
+  optional bool video_over_wifi = 4;
+
+  optional bool ut_over_lte = 5;
+
+  optional bool ut_over_wifi = 6;
+}
+
+// Errors returned by RIL
+enum RilErrno {
+
+  // type is unknown.
+  RIL_E_UNKNOWN = 0;
+
+  RIL_E_SUCCESS = 1;
+
+  // If radio did not start or is resetting
+  RIL_E_RADIO_NOT_AVAILABLE = 2;
+
+  RIL_E_GENERIC_FAILURE = 3;
+
+  // for PIN/PIN2 methods only!
+  RIL_E_PASSWORD_INCORRECT = 4;
+
+  // Operation requires SIM PIN2 to be entered
+  RIL_E_SIM_PIN2 = 5;
+
+  // Operation requires SIM PIN2 to be entered
+  RIL_E_SIM_PUK2 = 6;
+
+  RIL_E_REQUEST_NOT_SUPPORTED = 7;
+
+  RIL_E_CANCELLED = 8;
+
+  // data ops are not allowed during voice call on a Class C GPRS device
+  RIL_E_OP_NOT_ALLOWED_DURING_VOICE_CALL = 9;
+
+  // data ops are not allowed before device registers in network
+  RIL_E_OP_NOT_ALLOWED_BEFORE_REG_TO_NW = 10;
+
+  // fail to send sms and need retry
+  RIL_E_SMS_SEND_FAIL_RETRY = 11;
+
+  // fail to set the location where CDMA subscription shall be retrieved
+  // because of SIM or RUIM card absent
+  RIL_E_SIM_ABSENT = 12;
+
+  // fail to find CDMA subscription from specified location
+  RIL_E_SUBSCRIPTION_NOT_AVAILABLE = 13;
+
+  // HW does not support preferred network type
+  RIL_E_MODE_NOT_SUPPORTED = 14;
+
+  // command failed because recipient is not on FDN list
+  RIL_E_FDN_CHECK_FAILURE = 15;
+
+  // network selection failed due to illegal SIM or ME
+  RIL_E_ILLEGAL_SIM_OR_ME = 16;
+
+  // no logical channel available
+  RIL_E_MISSING_RESOURCE = 17;
+
+  // application not found on SIM
+  RIL_E_NO_SUCH_ELEMENT = 18;
+
+  // DIAL request modified to USSD
+  RIL_E_DIAL_MODIFIED_TO_USSD = 19;
+
+  // DIAL request modified to SS
+  RIL_E_DIAL_MODIFIED_TO_SS = 20;
+
+  // DIAL request modified to DIAL with different data
+  RIL_E_DIAL_MODIFIED_TO_DIAL = 21;
+
+  // USSD request modified to DIAL
+  RIL_E_USSD_MODIFIED_TO_DIAL = 22;
+
+  // USSD request modified to SS
+  RIL_E_USSD_MODIFIED_TO_SS = 23;
+
+  // USSD request modified to different USSD request
+  RIL_E_USSD_MODIFIED_TO_USSD = 24;
+
+  // SS request modified to DIAL
+  RIL_E_SS_MODIFIED_TO_DIAL = 25;
+
+  // SS request modified to USSD
+  RIL_E_SS_MODIFIED_TO_USSD = 26;
+
+  // Subscription not supported by RIL
+  RIL_E_SUBSCRIPTION_NOT_SUPPORTED = 27;
+
+  // SS request modified to different SS request
+  RIL_E_SS_MODIFIED_TO_SS = 28;
+
+  // LCE service not supported(36 in RILConstants.java)
+  RIL_E_LCE_NOT_SUPPORTED = 36;
+}
+
+// PDP_type values in TS 27.007 section 10.1.1.
+enum PdpType {
+
+  // type is unknown.
+  PDP_UNKNOWN = 0;
+
+  PDP_TYPE_IP = 1;
+
+  PDP_TYPE_IPV6 = 2;
+
+  PDP_TYPE_IPV4V6 = 3;
+
+  PDP_TYPE_PPP = 4;
+}
+
+// The information about packet data connection
+message RilDataCall {
+
+  // Context ID, uniquely identifies this call
+  optional int32 cid = 1;
+
+  // One of the PDP_type values in TS 27.007 section 10.1.1
+  optional PdpType type = 2;
+
+  // The network interface name e.g. wlan0, rmnet_data0.
+  optional string iframe = 3;
+}
+
+message TelephonyEvent {
+
+  enum Type {
+
+    // Unknown event
+    UNKNOWN = 0;
+
+    // Telephony related user settings changed
+    SETTINGS_CHANGED = 1;
+
+    // Phone state changed
+    RIL_SERVICE_STATE_CHANGED = 2;
+
+    // IMS connected/disconnected
+    IMS_CONNECTION_STATE_CHANGED = 3;
+
+    // IMS Voice, Video and Ut capabilities changed
+    IMS_CAPABILITIES_CHANGED = 4;
+
+    // Setup a packet data connection
+    DATA_CALL_SETUP = 5;
+
+    // RIL request result
+    DATA_CALL_SETUP_RESPONSE = 6;
+
+    // Notification that new data call has appeared in the list
+    // or old data call has removed.
+    DATA_CALL_LIST_CHANGED = 7;
+
+    // Deactivate packet data connection
+    DATA_CALL_DEACTIVATE = 8;
+
+    // RIL request result
+    DATA_CALL_DEACTIVATE_RESPONSE = 9;
+
+    // Logging a data stall + its action
+    DATA_STALL_ACTION = 10;
+
+    // Modem Restarted. Logging a baseband version and reason for restart
+    // along with the event if it is available
+    MODEM_RESTART = 11;
+
+    // System time overwritten by NITZ (Network time)
+    NITZ_TIME = 12;
+  }
+
+  // Setup a packet data connection
+  message RilSetupDataCall {
+
+    // See ril.h RIL_REQUEST_SETUP_DATA_CALL
+    enum RilDataProfile {
+
+      // type is unknown.
+      RIL_DATA_UNKNOWN = 0;
+
+      RIL_DATA_PROFILE_DEFAULT = 1;
+
+      RIL_DATA_PROFILE_TETHERED = 2;
+
+      RIL_DATA_PROFILE_IMS = 3;
+
+      RIL_DATA_PROFILE_FOTA = 4;
+
+      RIL_DATA_PROFILE_CBS = 5;
+
+      RIL_DATA_PROFILE_OEM_BASE = 6;
+
+      RIL_DATA_PROFILE_INVALID = 7;
+    }
+
+    // Radio technology to use
+    optional RadioAccessTechnology rat = 1;
+
+    // optional RIL_DataProfile
+    optional RilDataProfile data_profile = 2;
+
+    // APN to connect to if radio technology is GSM/UMTS
+    optional string apn = 3;
+
+    // the connection type to request
+    optional PdpType type = 4;
+  }
+
+  // RIL response to RilSetupDataCall
+  message RilSetupDataCallResponse {
+
+    // Copy of enum RIL_DataCallFailCause defined at
+    // https://cs.corp.google.com/android/hardware/ril/include/telephony/ril.h
+    enum RilDataCallFailCause {
+
+      // Failure reason is unknown.
+      PDP_FAIL_UNKNOWN = 0;
+
+      // No error, connection ok
+      PDP_FAIL_NONE = 1;
+
+      PDP_FAIL_OPERATOR_BARRED = 8;
+
+      PDP_FAIL_NAS_SIGNALLING = 14;
+
+      PDP_FAIL_LLC_SNDCP = 25;
+
+      PDP_FAIL_INSUFFICIENT_RESOURCES = 26;
+
+      PDP_FAIL_MISSING_UKNOWN_APN = 27;
+
+      PDP_FAIL_UNKNOWN_PDP_ADDRESS_TYPE = 28;
+
+      PDP_FAIL_USER_AUTHENTICATION = 29;
+
+      PDP_FAIL_ACTIVATION_REJECT_GGSN = 30;
+
+      PDP_FAIL_ACTIVATION_REJECT_UNSPECIFIED = 31;
+
+      PDP_FAIL_SERVICE_OPTION_NOT_SUPPORTED = 32;
+
+      PDP_FAIL_SERVICE_OPTION_NOT_SUBSCRIBED = 33;
+
+      PDP_FAIL_SERVICE_OPTION_OUT_OF_ORDER = 34;
+
+      PDP_FAIL_NSAPI_IN_USE = 35;
+
+      // Possibly restart radio, based on framework config
+      PDP_FAIL_REGULAR_DEACTIVATION = 36;
+
+      PDP_FAIL_QOS_NOT_ACCEPTED = 37;
+
+      PDP_FAIL_NETWORK_FAILURE = 38;
+
+      PDP_FAIL_UMTS_REACTIVATION_REQ = 39;
+
+      PDP_FAIL_FEATURE_NOT_SUPP = 40;
+
+      PDP_FAIL_TFT_SEMANTIC_ERROR = 41;
+
+      PDP_FAIL_TFT_SYTAX_ERROR = 42;
+
+      PDP_FAIL_UNKNOWN_PDP_CONTEXT = 43;
+
+      PDP_FAIL_FILTER_SEMANTIC_ERROR = 44;
+
+      PDP_FAIL_FILTER_SYTAX_ERROR = 45;
+
+      PDP_FAIL_PDP_WITHOUT_ACTIVE_TFT = 46;
+
+      PDP_FAIL_ONLY_IPV4_ALLOWED = 50;
+
+      PDP_FAIL_ONLY_IPV6_ALLOWED = 51;
+
+      PDP_FAIL_ONLY_SINGLE_BEARER_ALLOWED = 52;
+
+      PDP_FAIL_ESM_INFO_NOT_RECEIVED = 53;
+
+      PDP_FAIL_PDN_CONN_DOES_NOT_EXIST = 54;
+
+      PDP_FAIL_MULTI_CONN_TO_SAME_PDN_NOT_ALLOWED = 55;
+
+      PDP_FAIL_MAX_ACTIVE_PDP_CONTEXT_REACHED = 65;
+
+      PDP_FAIL_UNSUPPORTED_APN_IN_CURRENT_PLMN = 66;
+
+      PDP_FAIL_INVALID_TRANSACTION_ID = 81;
+
+      PDP_FAIL_MESSAGE_INCORRECT_SEMANTIC = 95;
+
+      PDP_FAIL_INVALID_MANDATORY_INFO = 96;
+
+      PDP_FAIL_MESSAGE_TYPE_UNSUPPORTED = 97;
+
+      PDP_FAIL_MSG_TYPE_NONCOMPATIBLE_STATE = 98;
+
+      PDP_FAIL_UNKNOWN_INFO_ELEMENT = 99;
+
+      PDP_FAIL_CONDITIONAL_IE_ERROR = 100;
+
+      PDP_FAIL_MSG_AND_PROTOCOL_STATE_UNCOMPATIBLE = 101;
+
+      PDP_FAIL_PROTOCOL_ERRORS   = 111;
+
+      PDP_FAIL_APN_TYPE_CONFLICT = 112;
+
+      PDP_FAIL_INVALID_PCSCF_ADDR = 113;
+
+      PDP_FAIL_INTERNAL_CALL_PREEMPT_BY_HIGH_PRIO_APN = 114;
+
+      PDP_FAIL_EMM_ACCESS_BARRED = 115;
+
+      PDP_FAIL_EMERGENCY_IFACE_ONLY = 116;
+
+      PDP_FAIL_IFACE_MISMATCH = 117;
+
+      PDP_FAIL_COMPANION_IFACE_IN_USE = 118;
+
+      PDP_FAIL_IP_ADDRESS_MISMATCH = 119;
+
+      PDP_FAIL_IFACE_AND_POL_FAMILY_MISMATCH = 120;
+
+      PDP_FAIL_EMM_ACCESS_BARRED_INFINITE_RETRY = 121;
+
+      PDP_FAIL_AUTH_FAILURE_ON_EMERGENCY_CALL = 122;
+
+      // Not mentioned in the specification
+      PDP_FAIL_VOICE_REGISTRATION_FAIL = -1;
+
+      PDP_FAIL_DATA_REGISTRATION_FAIL = -2;
+
+      // Reasons for data call drop - network/modem disconnect
+      PDP_FAIL_SIGNAL_LOST = -3;
+
+      // Preferred technology has changed, should retry with parameters
+      // appropriate for new technology
+      PDP_FAIL_PREF_RADIO_TECH_CHANGED = -4;
+
+      // Data call was disconnected because radio was resetting,
+      // powered off - no retry
+      PDP_FAIL_RADIO_POWER_OFF = -5;
+
+      // Data call was disconnected by modem because tethered mode was up
+      // on same APN/data profile - no retry until tethered call is off
+      PDP_FAIL_TETHERED_CALL_ACTIVE = -6;
+
+      // retry silently
+      PDP_FAIL_ERROR_UNSPECIFIED = 65535;
+    }
+
+    // A RIL_DataCallFailCause, 0 which is PDP_FAIL_NONE if no error
+    optional RilDataCallFailCause status = 1;
+
+    // If status != 0, this fields indicates the suggested retry back-off timer
+    // value RIL wants to override the one pre-configured in FW
+    optional int32 suggested_retry_time_millis = 2;
+
+    optional RilDataCall call = 3;
+  }
+
+  // Deactivate packet data connection
+  message RilDeactivateDataCall {
+
+    // Context ID
+    optional int32 cid = 1;
+
+    // Reason for deactivating data call
+    optional DeactivateReason reason = 2;
+
+    // Deactivate data call reasons
+    enum DeactivateReason {
+
+      // Reason is unknown.
+      DEACTIVATE_REASON_UNKNOWN = 0;
+
+      DEACTIVATE_REASON_NONE = 1;
+
+      DEACTIVATE_REASON_RADIO_OFF = 2;
+
+      DEACTIVATE_REASON_PDP_RESET = 3;
+    }
+  }
+
+  message ModemRestart {
+     // The baseband_version is used to identify the particular software version
+     // where the modem restarts happened
+     optional string baseband_version = 1;
+
+     // Indicates the modem restart reason. The restart reason can be used to
+     // categorize any modem crashes and group similar crashes together. This
+     // information will be useful to identify the cause of modem crashes,
+     // reproduce the issue and confirm that the fix works.
+     optional string reason = 2;
+  }
+
+  // Time when event happened on device, in milliseconds since epoch
+  optional int64 timestamp_millis = 1;
+
+  // In Multi-SIM devices this indicates SIM slot
+  optional int32 phone_id = 2;
+
+  // Event type
+  optional Type type = 3;
+
+  // User settings
+  optional TelephonySettings settings = 4;
+
+  // RIL Service State
+  optional TelephonyServiceState service_state = 5;
+
+  // IMS state
+  optional ImsConnectionState ims_connection_state = 6;
+
+  // IMS capabilities
+  optional ImsCapabilities ims_capabilities = 7;
+
+  // List of data calls when changed
+  repeated RilDataCall data_calls = 8;
+
+  // RIL error code
+  optional RilErrno error = 9;
+
+  optional RilSetupDataCall setup_data_call = 10;
+
+  optional RilSetupDataCallResponse setup_data_call_response = 11;
+
+  optional RilDeactivateDataCall deactivate_data_call = 12;
+
+  optional int32 data_stall_action = 13;
+
+  optional ModemRestart modem_restart = 14;
+
+  // NITZ time in milliseconds
+  optional int64 nitz_timestamp_millis = 15;
+}
+
+enum TimeInterval {
+  TI_UNKNOWN = 0;
+  TI_10_MILLIS = 1;
+  TI_20_MILLIS = 2;
+  TI_50_MILLIS = 3;
+  TI_100_MILLIS = 4;
+  TI_200_MILLIS = 5;
+  TI_500_MILLIS = 6;
+  TI_1_SEC = 7;
+  TI_2_SEC = 8;
+  TI_5_SEC = 9;
+  TI_10_SEC = 10;
+  TI_30_SEC = 11;
+  TI_1_MINUTE = 12;
+  TI_3_MINUTES = 13;
+  TI_10_MINUTES = 14;
+  TI_30_MINUTES = 15;
+  TI_1_HOUR = 16;
+  TI_2_HOURS = 17;
+  TI_4_HOURS = 18;
+  TI_MANY_HOURS = 19;
+}
+
+// Information about CS and/or PS call session.
+// Session starts when call is placed or accepted and
+// ends when there are no more active calls.
+message TelephonyCallSession {
+
+  message Event {
+
+    enum Type {
+
+      // Unknown event
+      EVENT_UNKNOWN = 0;
+
+      // Telephony related user settings changed
+      SETTINGS_CHANGED = 1;
+
+      // Phone state changed
+      RIL_SERVICE_STATE_CHANGED = 2;
+
+      // IMS connected/disconnected
+      IMS_CONNECTION_STATE_CHANGED = 3;
+
+      // IMS Voice, Video and Ut capabilities changed
+      IMS_CAPABILITIES_CHANGED = 4;
+
+      // Notification that new data call has appeared in the list
+      // or old data call has removed.
+      DATA_CALL_LIST_CHANGED = 5;
+
+      // Send request to RIL
+      RIL_REQUEST = 6;
+
+      // Result of the RIL request
+      RIL_RESPONSE = 7;
+
+      // Ring indication for an incoming call
+      RIL_CALL_RING = 8;
+
+      // Notification that Single Radio Voice Call Continuity(SRVCC)
+      // progress state has changed.
+      RIL_CALL_SRVCC = 9;
+
+      // Notification that list of calls has changed.
+      RIL_CALL_LIST_CHANGED = 10;
+
+      // Command sent to IMS Service. See ImsCommand.
+      IMS_COMMAND = 11;
+
+      // Command sent to IMS Service. See ImsCommand.
+      IMS_COMMAND_RECEIVED = 12;
+
+      // Command sent to IMS Service. See ImsCommand.
+      IMS_COMMAND_FAILED = 13;
+
+      // Command sent to IMS Service. See ImsCommand.
+      IMS_COMMAND_COMPLETE = 14;
+
+      // Notification about incoming voice call
+      IMS_CALL_RECEIVE = 15;
+
+      // Notification that state of the call has changed
+      IMS_CALL_STATE_CHANGED = 16;
+
+      // Notification about IMS call termination
+      IMS_CALL_TERMINATED = 17;
+
+      // Notification that session access technology has changed
+      IMS_CALL_HANDOVER = 18;
+
+      // Notification that session access technology has changed
+      IMS_CALL_HANDOVER_FAILED = 19;
+
+      // Notification about phone state changed.
+      PHONE_STATE_CHANGED = 20;
+
+      // System time overwritten by NITZ (Network time)
+      NITZ_TIME = 21;
+    }
+
+    enum RilRequest {
+
+      RIL_REQUEST_UNKNOWN = 0;
+
+      // Initiate voice call
+      RIL_REQUEST_DIAL = 1;
+
+      // Answer incoming call
+      RIL_REQUEST_ANSWER = 2;
+
+      // Hang up a specific line
+      RIL_REQUEST_HANGUP = 3;
+
+      // Configure current call waiting state
+      RIL_REQUEST_SET_CALL_WAITING = 4;
+
+      RIL_REQUEST_SWITCH_HOLDING_AND_ACTIVE = 5;
+
+      // Send FLASH
+      RIL_REQUEST_CDMA_FLASH = 6;
+
+      // Conference holding and active
+      RIL_REQUEST_CONFERENCE = 7;
+    }
+
+    enum ImsCommand {
+
+      // Command is unknown.
+      IMS_CMD_UNKNOWN = 0;
+
+      IMS_CMD_START = 1;
+
+      IMS_CMD_ACCEPT = 2;
+
+      IMS_CMD_REJECT = 3;
+
+      IMS_CMD_TERMINATE = 4;
+
+      IMS_CMD_HOLD = 5;
+
+      IMS_CMD_RESUME = 6;
+
+      IMS_CMD_MERGE = 7;
+
+      IMS_CMD_UPDATE = 8;
+
+      IMS_CMD_CONFERENCE_EXTEND = 9;
+
+      IMS_CMD_INVITE_PARTICIPANT = 10;
+
+      IMS_CMD_REMOVE_PARTICIPANT = 11;
+    }
+
+    enum PhoneState {
+
+      // State is unknown.
+      STATE_UNKNOWN = 0;
+
+      STATE_IDLE = 1;
+
+      STATE_RINGING = 2;
+
+      STATE_OFFHOOK = 3;
+    }
+
+    // Telephony call states
+    enum CallState {
+
+      // State is unknown.
+      CALL_UNKNOWN = 0;
+
+      CALL_IDLE = 1;
+
+      CALL_ACTIVE = 2;
+
+      CALL_HOLDING = 3;
+
+      CALL_DIALING = 4;
+
+      CALL_ALERTING = 5;
+
+      CALL_INCOMING = 6;
+
+      CALL_WAITING = 7;
+
+      CALL_DISCONNECTED = 8;
+
+      CALL_DISCONNECTING = 9;
+    }
+
+    // The information about a voice call
+    message RilCall {
+
+      enum Type {
+
+        // Scan Type is unknown.
+        UNKNOWN = 0;
+
+        // Mobile originated
+        MO = 1;
+
+        // Mobile terminated
+        MT = 2;
+      }
+
+      // Connection Index
+      optional int32 index = 1;
+
+      optional CallState state = 2;
+
+      optional Type type = 3;
+    }
+
+    // Single Radio Voice Call Continuity(SRVCC) progress state
+    enum RilSrvccState {
+
+      // State is unknown.
+      HANDOVER_UNKNOWN = 0;
+
+      HANDOVER_STARTED = 1;
+
+      HANDOVER_COMPLETED = 2;
+
+      HANDOVER_FAILED = 3;
+
+      HANDOVER_CANCELED = 4;
+    }
+
+    // Event type
+    optional Type type = 1;
+
+    // Time since previous event
+    optional TimeInterval delay = 2;
+
+    // Settings at the begining of the session or when changed
+    optional TelephonySettings settings = 3;
+
+    // State at the beginning of the session or when changed
+    optional TelephonyServiceState service_state = 4;
+
+    // State at the beginning of the session or when changed
+    optional ImsConnectionState ims_connection_state = 5;
+
+    // Capabilities at the beginning of the session or when changed
+    optional ImsCapabilities ims_capabilities = 6;
+
+    // List of data calls at the beginning of the session or when changed
+    repeated RilDataCall data_calls = 7;
+
+    // New state
+    optional PhoneState phone_state = 8;
+
+    // New state
+    optional CallState call_state = 9;
+
+    // CS or IMS Voice call index
+    optional int32 call_index = 10;
+
+    // New merged call
+    optional int32 merged_call_index = 11;
+
+    // Active CS Voice calls
+    repeated RilCall calls = 12;
+
+    // RIL error code
+    optional RilErrno error = 13;
+
+    // RIL request
+    optional RilRequest ril_request = 14;
+
+    // Numeric ID
+    optional int32 ril_request_id = 15;
+
+    // New SRVCC state
+    optional RilSrvccState srvcc_state = 16;
+
+    // IMS command
+    optional ImsCommand ims_command = 17;
+
+    // IMS Failure reason
+    optional ImsReasonInfo reason_info = 18;
+
+    // Original access technology
+    optional RadioAccessTechnology src_access_tech = 19;
+
+    // New access technology
+    optional RadioAccessTechnology target_access_tech = 20;
+
+    // NITZ time in milliseconds
+    optional int64 nitz_timestamp_millis = 21;
+  }
+
+  // Time when call has started, in minutes since epoch,
+  // with 5 minutes precision
+  optional int32 start_time_minutes = 1;
+
+  // In Multi-SIM devices this indicates SIM slot
+  optional int32 phone_id = 2;
+
+  // List of events happened during the call
+  repeated Event events = 3;
+
+  // Indicating some call events are dropped
+  optional bool events_dropped = 4;
+}
+
+message SmsSession {
+
+  message Event {
+
+    enum Type {
+
+      // Unknown event
+      EVENT_UNKNOWN = 0;
+
+      // Telephony related user settings changed
+      SETTINGS_CHANGED = 1;
+
+      // Phone state changed
+      RIL_SERVICE_STATE_CHANGED = 2;
+
+      // IMS connected/disconnected
+      IMS_CONNECTION_STATE_CHANGED = 3;
+
+      // IMS Voice, Video and Ut capabilities changed
+      IMS_CAPABILITIES_CHANGED = 4;
+
+      // Notification that new data call has appeared in the list
+      // or old data call has removed.
+      DATA_CALL_LIST_CHANGED = 5;
+
+      // Send a SMS message
+      SMS_SEND = 6;
+
+      // Message has been sent to network
+      SMS_SEND_RESULT = 7;
+
+      // Notification about received SMS
+      SMS_RECEIVED = 8;
+    }
+
+    // Formats used to encode SMS messages
+    enum Format {
+
+      // State is unknown.
+      SMS_FORMAT_UNKNOWN = 0;
+
+      // GSM, WCDMA
+      SMS_FORMAT_3GPP = 1;
+
+      // CDMA
+      SMS_FORMAT_3GPP2 = 2;
+    }
+
+    enum Tech {
+      SMS_UNKNOWN = 0;
+
+      SMS_GSM = 1;
+
+      SMS_CDMA = 2;
+
+      SMS_IMS = 3;
+    }
+
+    // Event type
+    optional Type type = 1;
+
+    // Time since previous event
+    optional TimeInterval delay = 2;
+
+    // Settings at the begining of the session or when changed
+    optional TelephonySettings settings = 3;
+
+    // State at the beginning of the session or when changed
+    optional TelephonyServiceState service_state = 4;
+
+    // State at the beginning of the session or when changed
+    optional ImsConnectionState ims_connection_state = 5;
+
+    // Capabilities at the beginning of the session or when changed
+    optional ImsCapabilities ims_capabilities = 6;
+
+    // List of data calls at the beginning of the session or when changed
+    repeated RilDataCall data_calls = 7;
+
+    // Format of the message
+    optional Format format = 8;
+
+    // Technology used to send/receive SMS
+    optional Tech tech = 9;
+
+    // See 3GPP 27.005, 3.2.5 for GSM/UMTS,
+    // 3GPP2 N.S0005 (IS-41C) Table 171 for CDMA,
+    // -1 if unknown or not applicable
+    optional int32 error_code = 10;
+
+    // RIL error code
+    optional RilErrno error = 11;
+
+    // Numeric ID
+    optional int32 ril_request_id = 12;
+  }
+
+  // Time when session has started, in minutes since epoch,
+  // with 5 minutes precision
+  optional int32 start_time_minutes = 1;
+
+  // In Multi-SIM devices this indicates SIM slot
+  optional int32 phone_id = 2;
+
+  // List of events happened during the call
+  repeated Event events = 3;
+
+  // Indicating some sms session events are dropped
+  optional bool events_dropped = 4;
+}