Merge "Update Wcdma and Tdscdma CellInfo for HAL 1.2"
diff --git a/telephony/java/android/telephony/CellIdentity.java b/telephony/java/android/telephony/CellIdentity.java
index 890a6ea..2a41829 100644
--- a/telephony/java/android/telephony/CellIdentity.java
+++ b/telephony/java/android/telephony/CellIdentity.java
@@ -175,7 +175,10 @@
}
CellIdentity o = (CellIdentity) other;
- return TextUtils.equals(mAlphaLong, o.mAlphaLong)
+ return mType == o.mType
+ && TextUtils.equals(mMccStr, o.mMccStr)
+ && TextUtils.equals(mMncStr, o.mMncStr)
+ && TextUtils.equals(mAlphaLong, o.mAlphaLong)
&& TextUtils.equals(mAlphaShort, o.mAlphaShort);
}
@@ -233,4 +236,4 @@
protected void log(String s) {
Rlog.w(mTag, s);
}
-}
\ No newline at end of file
+}
diff --git a/telephony/java/android/telephony/CellIdentityTdscdma.java b/telephony/java/android/telephony/CellIdentityTdscdma.java
index 3070bd1..feff238 100644
--- a/telephony/java/android/telephony/CellIdentityTdscdma.java
+++ b/telephony/java/android/telephony/CellIdentityTdscdma.java
@@ -16,8 +16,8 @@
package android.telephony;
+import android.annotation.Nullable;
import android.os.Parcel;
-import android.text.TextUtils;
import java.util.Objects;
@@ -34,6 +34,8 @@
private final int mCid;
// 8-bit Cell Parameters ID described in TS 25.331, 0..127, INT_MAX if unknown.
private final int mCpid;
+ // 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.3
+ private final int mUarfcn;
/**
* @hide
@@ -43,6 +45,7 @@
mLac = Integer.MAX_VALUE;
mCid = Integer.MAX_VALUE;
mCpid = Integer.MAX_VALUE;
+ mUarfcn = Integer.MAX_VALUE;
}
/**
@@ -51,11 +54,12 @@
* @param lac 16-bit Location Area Code, 0..65535, INT_MAX if unknown
* @param cid 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455, INT_MAX if unknown
* @param cpid 8-bit Cell Parameters ID described in TS 25.331, 0..127, INT_MAX if unknown
+ * @param uarfcn 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.3
*
* @hide
*/
- public CellIdentityTdscdma(int mcc, int mnc, int lac, int cid, int cpid) {
- this(String.valueOf(mcc), String.valueOf(mnc), lac, cid, cpid, null, null);
+ public CellIdentityTdscdma(int mcc, int mnc, int lac, int cid, int cpid, int uarfcn) {
+ this(String.valueOf(mcc), String.valueOf(mnc), lac, cid, cpid, uarfcn, null, null);
}
/**
@@ -64,39 +68,24 @@
* @param lac 16-bit Location Area Code, 0..65535, INT_MAX if unknown
* @param cid 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455, INT_MAX if unknown
* @param cpid 8-bit Cell Parameters ID described in TS 25.331, 0..127, INT_MAX if unknown
- *
- * FIXME: This is a temporary constructor to facilitate migration.
- * @hide
- */
- public CellIdentityTdscdma(String mcc, String mnc, int lac, int cid, int cpid) {
- super(TAG, TYPE_TDSCDMA, mcc, mnc, null, null);
- mLac = lac;
- mCid = cid;
- mCpid = cpid;
- }
-
- /**
- * @param mcc 3-digit Mobile Country Code in string format
- * @param mnc 2 or 3-digit Mobile Network Code in string format
- * @param lac 16-bit Location Area Code, 0..65535, INT_MAX if unknown
- * @param cid 28-bit UMTS Cell Identity described in TS 25.331, 0..268435455, INT_MAX if unknown
- * @param cpid 8-bit Cell Parameters ID described in TS 25.331, 0..127, INT_MAX if unknown
+ * @param uarfcn 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.3
* @param alphal long alpha Operator Name String or Enhanced Operator Name String
* @param alphas short alpha Operator Name String or Enhanced Operator Name String
*
* @hide
*/
- public CellIdentityTdscdma(String mcc, String mnc, int lac, int cid, int cpid,
+ public CellIdentityTdscdma(String mcc, String mnc, int lac, int cid, int cpid, int uarfcn,
String alphal, String alphas) {
super(TAG, TYPE_TDSCDMA, mcc, mnc, alphal, alphas);
mLac = lac;
mCid = cid;
mCpid = cpid;
+ mUarfcn = uarfcn;
}
private CellIdentityTdscdma(CellIdentityTdscdma cid) {
this(cid.mMccStr, cid.mMncStr, cid.mLac, cid.mCid,
- cid.mCpid, cid.mAlphaLong, cid.mAlphaShort);
+ cid.mCpid, cid.mUarfcn, cid.mAlphaLong, cid.mAlphaShort);
}
CellIdentityTdscdma copy() {
@@ -140,9 +129,32 @@
return mCpid;
}
+ /** @hide */
@Override
- public int hashCode() {
- return Objects.hash(mLac, mCid, mCpid, super.hashCode());
+ public int getChannelNumber() {
+ return mUarfcn;
+ }
+
+ /**
+ * @return The long alpha tag associated with the current scan result (may be the operator
+ * name string or extended operator name string). May be null if unknown.
+ *
+ * @hide
+ */
+ @Nullable
+ public CharSequence getOperatorAlphaLong() {
+ return mAlphaLong;
+ }
+
+ /**
+ * @return The short alpha tag associated with the current scan result (may be the operator
+ * name string or extended operator name string). May be null if unknown.
+ *
+ * @hide
+ */
+ @Nullable
+ public CharSequence getOperatorAlphaShort() {
+ return mAlphaShort;
}
@Override
@@ -156,24 +168,29 @@
}
CellIdentityTdscdma o = (CellIdentityTdscdma) other;
- return TextUtils.equals(mMccStr, o.mMccStr)
- && TextUtils.equals(mMncStr, o.mMncStr)
- && mLac == o.mLac
+ return mLac == o.mLac
&& mCid == o.mCid
&& mCpid == o.mCpid
+ && mUarfcn == o.mUarfcn
&& super.equals(other);
}
@Override
+ public int hashCode() {
+ return Objects.hash(mLac, mCid, mCpid, mUarfcn, super.hashCode());
+ }
+
+ @Override
public String toString() {
return new StringBuilder(TAG)
.append(":{ mMcc=").append(mMccStr)
.append(" mMnc=").append(mMncStr)
+ .append(" mAlphaLong=").append(mAlphaLong)
+ .append(" mAlphaShort=").append(mAlphaShort)
.append(" mLac=").append(mLac)
.append(" mCid=").append(mCid)
.append(" mCpid=").append(mCpid)
- .append(" mAlphaLong=").append(mAlphaLong)
- .append(" mAlphaShort=").append(mAlphaShort)
+ .append(" mUarfcn=").append(mUarfcn)
.append("}").toString();
}
@@ -185,6 +202,7 @@
dest.writeInt(mLac);
dest.writeInt(mCid);
dest.writeInt(mCpid);
+ dest.writeInt(mUarfcn);
}
/** Construct from Parcel, type has already been processed */
@@ -193,7 +211,7 @@
mLac = in.readInt();
mCid = in.readInt();
mCpid = in.readInt();
-
+ mUarfcn = in.readInt();
if (DBG) log(toString());
}
diff --git a/telephony/java/android/telephony/CellIdentityWcdma.java b/telephony/java/android/telephony/CellIdentityWcdma.java
index f1167a6..b7f8fc8 100644
--- a/telephony/java/android/telephony/CellIdentityWcdma.java
+++ b/telephony/java/android/telephony/CellIdentityWcdma.java
@@ -34,7 +34,7 @@
private final int mCid;
// 9-bit UMTS Primary Scrambling Code described in TS 25.331, 0..511
private final int mPsc;
- // 16-bit UMTS Absolute RF Channel Number
+ // 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.4
private final int mUarfcn;
/**
@@ -69,7 +69,7 @@
* @param lac 16-bit Location Area Code, 0..65535
* @param cid 28-bit UMTS Cell Identity
* @param psc 9-bit UMTS Primary Scrambling Code
- * @param uarfcn 16-bit UMTS Absolute RF Channel Number
+ * @param uarfcn 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.3
*
* @hide
*/
@@ -82,7 +82,7 @@
* @param lac 16-bit Location Area Code, 0..65535
* @param cid 28-bit UMTS Cell Identity
* @param psc 9-bit UMTS Primary Scrambling Code
- * @param uarfcn 16-bit UMTS Absolute RF Channel Number
+ * @param uarfcn 16-bit UMTS Absolute RF Channel Number described in TS 25.101 sec. 5.4.3
* @param mccStr 3-digit Mobile Country Code in string format
* @param mncStr 2 or 3-digit Mobile Network Code in string format
* @param alphal long alpha Operator Name String or Enhanced Operator Name String
diff --git a/telephony/java/android/telephony/CellInfo.java b/telephony/java/android/telephony/CellInfo.java
index 9232ed7..3aab3fc 100644
--- a/telephony/java/android/telephony/CellInfo.java
+++ b/telephony/java/android/telephony/CellInfo.java
@@ -19,6 +19,7 @@
import android.annotation.IntDef;
import android.os.Parcel;
import android.os.Parcelable;
+
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
@@ -36,6 +37,8 @@
protected static final int TYPE_LTE = 3;
/** @hide */
protected static final int TYPE_WCDMA = 4;
+ /** @hide */
+ protected static final int TYPE_TDCDMA = 5;
// Type to distinguish where time stamp gets recorded.
@@ -260,6 +263,7 @@
case TYPE_CDMA: return CellInfoCdma.createFromParcelBody(in);
case TYPE_LTE: return CellInfoLte.createFromParcelBody(in);
case TYPE_WCDMA: return CellInfoWcdma.createFromParcelBody(in);
+ case TYPE_TDCDMA: return CellInfoTdscdma.createFromParcelBody(in);
default: throw new RuntimeException("Bad CellInfo Parcel");
}
}
diff --git a/telephony/java/android/telephony/CellInfoCdma.java b/telephony/java/android/telephony/CellInfoCdma.java
index 6f2f1f6..6403bc5 100644
--- a/telephony/java/android/telephony/CellInfoCdma.java
+++ b/telephony/java/android/telephony/CellInfoCdma.java
@@ -21,7 +21,7 @@
import android.telephony.Rlog;
/**
- * Immutable cell information from a point in time.
+ * A {@link CellInfo} representing a CDMA cell that provides identity and measurement info.
*/
public final class CellInfoCdma extends CellInfo implements Parcelable {
diff --git a/telephony/java/android/telephony/CellInfoGsm.java b/telephony/java/android/telephony/CellInfoGsm.java
index 1bedddb..a3a9b31 100644
--- a/telephony/java/android/telephony/CellInfoGsm.java
+++ b/telephony/java/android/telephony/CellInfoGsm.java
@@ -21,7 +21,7 @@
import android.telephony.Rlog;
/**
- * Immutable cell information from a point in time.
+ * A {@link CellInfo} representing a GSM cell that provides identity and measurement info.
*/
public final class CellInfoGsm extends CellInfo implements Parcelable {
diff --git a/telephony/java/android/telephony/CellInfoLte.java b/telephony/java/android/telephony/CellInfoLte.java
index 287c9f0..b892e89 100644
--- a/telephony/java/android/telephony/CellInfoLte.java
+++ b/telephony/java/android/telephony/CellInfoLte.java
@@ -21,7 +21,7 @@
import android.telephony.Rlog;
/**
- * Immutable cell information from a point in time.
+ * A {@link CellInfo} representing an LTE cell that provides identity and measurement info.
*/
public final class CellInfoLte extends CellInfo implements Parcelable {
diff --git a/telephony/java/android/telephony/CellInfoTdscdma.java b/telephony/java/android/telephony/CellInfoTdscdma.java
new file mode 100644
index 0000000..7084c51
--- /dev/null
+++ b/telephony/java/android/telephony/CellInfoTdscdma.java
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.telephony;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.Objects;
+
+/**
+ * A {@link CellInfo} representing a TD-SCDMA cell that provides identity and measurement info.
+ *
+ * @hide
+ */
+public final class CellInfoTdscdma extends CellInfo implements Parcelable {
+
+ private static final String LOG_TAG = "CellInfoTdscdma";
+ private static final boolean DBG = false;
+
+ private CellIdentityTdscdma mCellIdentityTdscdma;
+ private CellSignalStrengthTdscdma mCellSignalStrengthTdscdma;
+
+ /** @hide */
+ public CellInfoTdscdma() {
+ super();
+ mCellIdentityTdscdma = new CellIdentityTdscdma();
+ mCellSignalStrengthTdscdma = new CellSignalStrengthTdscdma();
+ }
+
+ /** @hide */
+ public CellInfoTdscdma(CellInfoTdscdma ci) {
+ super(ci);
+ this.mCellIdentityTdscdma = ci.mCellIdentityTdscdma.copy();
+ this.mCellSignalStrengthTdscdma = ci.mCellSignalStrengthTdscdma.copy();
+ }
+
+ public CellIdentityTdscdma getCellIdentity() {
+ return mCellIdentityTdscdma;
+ }
+ /** @hide */
+ public void setCellIdentity(CellIdentityTdscdma cid) {
+ mCellIdentityTdscdma = cid;
+ }
+
+ public CellSignalStrengthTdscdma getCellSignalStrength() {
+ return mCellSignalStrengthTdscdma;
+ }
+ /** @hide */
+ public void setCellSignalStrength(CellSignalStrengthTdscdma css) {
+ mCellSignalStrengthTdscdma = css;
+ }
+
+ /**
+ * @return hash code
+ */
+ @Override
+ public int hashCode() {
+ return Objects.hash(super.hashCode(), mCellIdentityTdscdma, mCellSignalStrengthTdscdma);
+ }
+
+ @Override
+ public boolean equals(Object other) {
+ if (!super.equals(other)) {
+ return false;
+ }
+ try {
+ CellInfoTdscdma o = (CellInfoTdscdma) other;
+ return mCellIdentityTdscdma.equals(o.mCellIdentityTdscdma)
+ && mCellSignalStrengthTdscdma.equals(o.mCellSignalStrengthTdscdma);
+ } catch (ClassCastException e) {
+ return false;
+ }
+ }
+
+ @Override
+ public String toString() {
+ StringBuffer sb = new StringBuffer();
+
+ sb.append("CellInfoTdscdma:{");
+ sb.append(super.toString());
+ sb.append(" ").append(mCellIdentityTdscdma);
+ sb.append(" ").append(mCellSignalStrengthTdscdma);
+ sb.append("}");
+
+ return sb.toString();
+ }
+
+ /** Implement the Parcelable interface */
+ @Override
+ public int describeContents() {
+ return 0;
+ }
+
+ /** Implement the Parcelable interface */
+ @Override
+ public void writeToParcel(Parcel dest, int flags) {
+ super.writeToParcel(dest, flags, TYPE_TDCDMA);
+ mCellIdentityTdscdma.writeToParcel(dest, flags);
+ mCellSignalStrengthTdscdma.writeToParcel(dest, flags);
+ }
+
+ /**
+ * Construct a CellInfoTdscdma object from the given parcel
+ * where the token is already been processed.
+ */
+ private CellInfoTdscdma(Parcel in) {
+ super(in);
+ mCellIdentityTdscdma = CellIdentityTdscdma.CREATOR.createFromParcel(in);
+ mCellSignalStrengthTdscdma = CellSignalStrengthTdscdma.CREATOR.createFromParcel(in);
+ }
+
+ /** Implement the Parcelable interface */
+ public static final Creator<CellInfoTdscdma> CREATOR = new Creator<CellInfoTdscdma>() {
+ @Override
+ public CellInfoTdscdma createFromParcel(Parcel in) {
+ in.readInt(); // Skip past token, we know what it is
+ return createFromParcelBody(in);
+ }
+
+ @Override
+ public CellInfoTdscdma[] newArray(int size) {
+ return new CellInfoTdscdma[size];
+ }
+ };
+
+ /** @hide */
+ protected static CellInfoTdscdma createFromParcelBody(Parcel in) {
+ return new CellInfoTdscdma(in);
+ }
+
+ /**
+ * log
+ */
+ private static void log(String s) {
+ Rlog.w(LOG_TAG, s);
+ }
+}
diff --git a/telephony/java/android/telephony/CellInfoWcdma.java b/telephony/java/android/telephony/CellInfoWcdma.java
index 0615702..005f3d3 100644
--- a/telephony/java/android/telephony/CellInfoWcdma.java
+++ b/telephony/java/android/telephony/CellInfoWcdma.java
@@ -20,8 +20,10 @@
import android.os.Parcelable;
import android.telephony.Rlog;
+import java.util.Objects;
+
/**
- * Immutable cell information from a point in time.
+ * A {@link CellInfo} representing a WCDMA cell that provides identity and measurement info.
*/
public final class CellInfoWcdma extends CellInfo implements Parcelable {
@@ -66,7 +68,7 @@
*/
@Override
public int hashCode() {
- return super.hashCode() + mCellIdentityWcdma.hashCode() + mCellSignalStrengthWcdma.hashCode();
+ return Objects.hash(super.hashCode(), mCellIdentityWcdma, mCellSignalStrengthWcdma);
}
@Override
diff --git a/telephony/java/android/telephony/CellSignalStrengthCdma.java b/telephony/java/android/telephony/CellSignalStrengthCdma.java
index 183f96d..aa6b207 100644
--- a/telephony/java/android/telephony/CellSignalStrengthCdma.java
+++ b/telephony/java/android/telephony/CellSignalStrengthCdma.java
@@ -104,7 +104,10 @@
}
/**
- * Get signal level as an int from 0..4
+ * Retrieve an abstract level value for the overall signal strength.
+ *
+ * @return a single integer from 0 to 4 representing the general signal quality.
+ * 0 represents very poor signal strength while 4 represents a very strong signal strength.
*/
@Override
public int getLevel() {
diff --git a/telephony/java/android/telephony/CellSignalStrengthGsm.java b/telephony/java/android/telephony/CellSignalStrengthGsm.java
index 8687cd1..cff159b 100644
--- a/telephony/java/android/telephony/CellSignalStrengthGsm.java
+++ b/telephony/java/android/telephony/CellSignalStrengthGsm.java
@@ -82,7 +82,10 @@
}
/**
- * Get signal level as an int from 0..4
+ * Retrieve an abstract level value for the overall signal strength.
+ *
+ * @return a single integer from 0 to 4 representing the general signal quality.
+ * 0 represents very poor signal strength while 4 represents a very strong signal strength.
*/
@Override
public int getLevel() {
diff --git a/telephony/java/android/telephony/CellSignalStrengthLte.java b/telephony/java/android/telephony/CellSignalStrengthLte.java
index 2b6928e..2f059f4 100644
--- a/telephony/java/android/telephony/CellSignalStrengthLte.java
+++ b/telephony/java/android/telephony/CellSignalStrengthLte.java
@@ -86,7 +86,10 @@
}
/**
- * Get signal level as an int from 0..4
+ * Retrieve an abstract level value for the overall signal strength.
+ *
+ * @return a single integer from 0 to 4 representing the general signal quality.
+ * 0 represents very poor signal strength while 4 represents a very strong signal strength.
*/
@Override
public int getLevel() {
diff --git a/telephony/java/android/telephony/CellSignalStrengthTdscdma.java b/telephony/java/android/telephony/CellSignalStrengthTdscdma.java
new file mode 100644
index 0000000..41859a3
--- /dev/null
+++ b/telephony/java/android/telephony/CellSignalStrengthTdscdma.java
@@ -0,0 +1,228 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package android.telephony;
+
+import android.os.Parcel;
+import android.os.Parcelable;
+
+import java.util.Objects;
+
+/**
+ * Tdscdma signal strength related information.
+ *
+ * @hide
+ */
+public final class CellSignalStrengthTdscdma extends CellSignalStrength implements Parcelable {
+
+ private static final String LOG_TAG = "CellSignalStrengthTdscdma";
+ private static final boolean DBG = false;
+
+ private static final int TDSCDMA_SIGNAL_STRENGTH_GREAT = 12;
+ private static final int TDSCDMA_SIGNAL_STRENGTH_GOOD = 8;
+ private static final int TDSCDMA_SIGNAL_STRENGTH_MODERATE = 5;
+
+ private int mSignalStrength; // in ASU; Valid values are (0-31, 99) as defined in TS 27.007 8.5
+ // or Integer.MAX_VALUE if unknown
+ private int mBitErrorRate; // bit error rate (0-7, 99) as defined in TS 27.007 8.5 or
+ // Integer.MAX_VALUE if unknown
+ private int mRscp; // Pilot power (0-96, 255) as defined in TS 27.007 8.69 or Integer.MAX_VALUE
+ // if unknown
+
+ /** @hide */
+ public CellSignalStrengthTdscdma() {
+ setDefaultValues();
+ }
+
+ /** @hide */
+ public CellSignalStrengthTdscdma(int ss, int ber, int rscp) {
+ mSignalStrength = ss;
+ mBitErrorRate = ber;
+ mRscp = rscp;
+ }
+
+ /** @hide */
+ public CellSignalStrengthTdscdma(CellSignalStrengthTdscdma s) {
+ copyFrom(s);
+ }
+
+ /** @hide */
+ protected void copyFrom(CellSignalStrengthTdscdma s) {
+ mSignalStrength = s.mSignalStrength;
+ mBitErrorRate = s.mBitErrorRate;
+ mRscp = s.mRscp;
+ }
+
+ /** @hide */
+ @Override
+ public CellSignalStrengthTdscdma copy() {
+ return new CellSignalStrengthTdscdma(this);
+ }
+
+ /** @hide */
+ @Override
+ public void setDefaultValues() {
+ mSignalStrength = Integer.MAX_VALUE;
+ mBitErrorRate = Integer.MAX_VALUE;
+ mRscp = Integer.MAX_VALUE;
+ }
+
+ /**
+ * Retrieve an abstract level value for the overall signal strength.
+ *
+ * @return a single integer from 0 to 4 representing the general signal quality.
+ * 0 represents very poor signal strength while 4 represents a very strong signal strength.
+ */
+ @Override
+ public int getLevel() {
+ int level;
+
+ // ASU ranges from 0 to 31 - TS 27.007 Sec 8.5
+ // asu = 0 (-113dB or less) is very weak
+ // signal, its better to show 0 bars to the user in such cases.
+ // asu = 99 is a special case, where the signal strength is unknown.
+ int asu = mSignalStrength;
+ if (asu <= 2 || asu == 99) {
+ level = SIGNAL_STRENGTH_NONE_OR_UNKNOWN;
+ } else if (asu >= TDSCDMA_SIGNAL_STRENGTH_GREAT) {
+ level = SIGNAL_STRENGTH_GREAT;
+ } else if (asu >= TDSCDMA_SIGNAL_STRENGTH_GOOD) {
+ level = SIGNAL_STRENGTH_GOOD;
+ } else if (asu >= TDSCDMA_SIGNAL_STRENGTH_MODERATE) {
+ level = SIGNAL_STRENGTH_MODERATE;
+ } else {
+ level = SIGNAL_STRENGTH_POOR;
+ }
+ if (DBG) log("getLevel=" + level);
+ return level;
+ }
+
+ /**
+ * Get the signal strength as dBm
+ */
+ @Override
+ public int getDbm() {
+ int dBm;
+
+ int level = mSignalStrength;
+ int asu = (level == 99 ? Integer.MAX_VALUE : level);
+ if (asu != Integer.MAX_VALUE) {
+ dBm = -113 + (2 * asu);
+ } else {
+ dBm = Integer.MAX_VALUE;
+ }
+ if (DBG) log("getDbm=" + dBm);
+ return dBm;
+ }
+
+ /**
+ * Get the signal level as an asu value between 0..31, 99 is unknown
+ * Asu is calculated based on 3GPP RSRP. Refer to 3GPP 27.007 (Ver 10.3.0) Sec 8.69
+ */
+ @Override
+ public int getAsuLevel() {
+ // ASU ranges from 0 to 31 - TS 27.007 Sec 8.5
+ // asu = 0 (-113dB or less) is very weak
+ // signal, its better to show 0 bars to the user in such cases.
+ // asu = 99 is a special case, where the signal strength is unknown.
+ int level = mSignalStrength;
+ if (DBG) log("getAsuLevel=" + level);
+ return level;
+ }
+
+ @Override
+ public int hashCode() {
+ return Objects.hash(mSignalStrength, mBitErrorRate);
+ }
+
+ @Override
+ public boolean equals(Object o) {
+ CellSignalStrengthTdscdma s;
+
+ try {
+ s = (CellSignalStrengthTdscdma) o;
+ } catch (ClassCastException ex) {
+ return false;
+ }
+
+ if (o == null) {
+ return false;
+ }
+
+ return mSignalStrength == s.mSignalStrength
+ && mBitErrorRate == s.mBitErrorRate
+ && mRscp == s.mRscp;
+ }
+
+ /**
+ * @return string representation.
+ */
+ @Override
+ public String toString() {
+ return "CellSignalStrengthTdscdma:"
+ + " ss=" + mSignalStrength
+ + " ber=" + mBitErrorRate
+ + " rscp=" + mRscp;
+ }
+
+ /** Implement the Parcelable interface */
+ @Override
+ public void writeToParcel(Parcel dest, int flags) {
+ if (DBG) log("writeToParcel(Parcel, int): " + toString());
+ dest.writeInt(mSignalStrength);
+ dest.writeInt(mBitErrorRate);
+ dest.writeInt(mRscp);
+ }
+
+ /**
+ * Construct a SignalStrength object from the given parcel
+ * where the token is already been processed.
+ */
+ private CellSignalStrengthTdscdma(Parcel in) {
+ mSignalStrength = in.readInt();
+ mBitErrorRate = in.readInt();
+ mRscp = in.readInt();
+ if (DBG) log("CellSignalStrengthTdscdma(Parcel): " + toString());
+ }
+
+ /** Implement the Parcelable interface */
+ @Override
+ public int describeContents() {
+ return 0;
+ }
+
+ /** Implement the Parcelable interface */
+ @SuppressWarnings("hiding")
+ public static final Parcelable.Creator<CellSignalStrengthTdscdma> CREATOR =
+ new Parcelable.Creator<CellSignalStrengthTdscdma>() {
+ @Override
+ public CellSignalStrengthTdscdma createFromParcel(Parcel in) {
+ return new CellSignalStrengthTdscdma(in);
+ }
+
+ @Override
+ public CellSignalStrengthTdscdma[] newArray(int size) {
+ return new CellSignalStrengthTdscdma[size];
+ }
+ };
+
+ /**
+ * log
+ */
+ private static void log(String s) {
+ Rlog.w(LOG_TAG, s);
+ }
+}
diff --git a/telephony/java/android/telephony/CellSignalStrengthWcdma.java b/telephony/java/android/telephony/CellSignalStrengthWcdma.java
index dd32a96..21cf0be 100644
--- a/telephony/java/android/telephony/CellSignalStrengthWcdma.java
+++ b/telephony/java/android/telephony/CellSignalStrengthWcdma.java
@@ -35,7 +35,13 @@
private static final int WCDMA_SIGNAL_STRENGTH_MODERATE = 5;
private int mSignalStrength; // in ASU; Valid values are (0-31, 99) as defined in TS 27.007 8.5
- private int mBitErrorRate; // bit error rate (0-7, 99) as defined in TS 27.007 8.5
+ // or Integer.MAX_VALUE if unknown
+ private int mBitErrorRate; // bit error rate (0-7, 99) as defined in TS 27.007 8.5 or
+ // Integer.MAX_VALUE if unknown
+ private int mRscp; // bit error rate (0-96, 255) as defined in TS 27.007 8.69 or
+ // Integer.MAX_VALUE if unknown
+ private int mEcNo; // signal to noise radio (0-49, 255) as defined in TS 27.007 8.69 or
+ // Integer.MAX_VALUE if unknown
/** @hide */
public CellSignalStrengthWcdma() {
@@ -43,9 +49,11 @@
}
/** @hide */
- public CellSignalStrengthWcdma(int ss, int ber) {
+ public CellSignalStrengthWcdma(int ss, int ber, int rscp, int ecno) {
mSignalStrength = ss;
mBitErrorRate = ber;
+ mRscp = rscp;
+ mEcNo = ecno;
}
/** @hide */
@@ -57,6 +65,8 @@
protected void copyFrom(CellSignalStrengthWcdma s) {
mSignalStrength = s.mSignalStrength;
mBitErrorRate = s.mBitErrorRate;
+ mRscp = s.mRscp;
+ mEcNo = s.mEcNo;
}
/** @hide */
@@ -70,10 +80,15 @@
public void setDefaultValues() {
mSignalStrength = Integer.MAX_VALUE;
mBitErrorRate = Integer.MAX_VALUE;
+ mRscp = Integer.MAX_VALUE;
+ mEcNo = Integer.MAX_VALUE;
}
/**
- * Get signal level as an int from 0..4
+ * Retrieve an abstract level value for the overall signal strength.
+ *
+ * @return a single integer from 0 to 4 representing the general signal quality.
+ * 0 represents very poor signal strength while 4 represents a very strong signal strength.
*/
@Override
public int getLevel() {
@@ -145,7 +160,10 @@
return false;
}
- return mSignalStrength == s.mSignalStrength && mBitErrorRate == s.mBitErrorRate;
+ return mSignalStrength == s.mSignalStrength
+ && mBitErrorRate == s.mBitErrorRate
+ && mRscp == s.mRscp
+ && mEcNo == s.mEcNo;
}
/**
@@ -155,7 +173,9 @@
public String toString() {
return "CellSignalStrengthWcdma:"
+ " ss=" + mSignalStrength
- + " ber=" + mBitErrorRate;
+ + " ber=" + mBitErrorRate
+ + " rscp=" + mRscp
+ + " ecno=" + mEcNo;
}
/** Implement the Parcelable interface */
@@ -164,6 +184,8 @@
if (DBG) log("writeToParcel(Parcel, int): " + toString());
dest.writeInt(mSignalStrength);
dest.writeInt(mBitErrorRate);
+ dest.writeInt(mRscp);
+ dest.writeInt(mEcNo);
}
/**
@@ -173,6 +195,8 @@
private CellSignalStrengthWcdma(Parcel in) {
mSignalStrength = in.readInt();
mBitErrorRate = in.readInt();
+ mRscp = in.readInt();
+ mEcNo = in.readInt();
if (DBG) log("CellSignalStrengthWcdma(Parcel): " + toString());
}