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Merge "Remove Kernel Command Line Support for CDMA Config"

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This commit is contained in:
Nathan Harold
2020-07-14 16:24:19 +00:00
committed by Gerrit Code Review
parent 1b87c970c8 c7ecbd8f1e
commit 65530b7549
1 changed files with 2 additions and 84 deletions
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86
telephony/java/android/telephony/TelephonyManager.java
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@@ -110,8 +110,6 @@ import com.android.internal.telephony.RILConstants;
import com.android.internal.telephony.SmsApplication;
import com.android.telephony.Rlog;
import java.io.FileInputStream;
import java.io.IOException;
import java.lang.annotation.Retention;
import java.lang.annotation.RetentionPolicy;
import java.util.ArrayList;
@@ -124,8 +122,6 @@ import java.util.Objects;
import java.util.UUID;
import java.util.concurrent.Executor;
import java.util.function.Consumer;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* Provides access to information about the telephony services on
@@ -2388,7 +2384,8 @@ public class TelephonyManager {
return PhoneConstants.PHONE_TYPE_CDMA;
case RILConstants.NETWORK_MODE_LTE_ONLY:
if (getLteOnCdmaModeStatic() == PhoneConstants.LTE_ON_CDMA_TRUE) {
if (TelephonyProperties.lte_on_cdma_device().orElse(
PhoneConstants.LTE_ON_CDMA_FALSE) == PhoneConstants.LTE_ON_CDMA_TRUE) {
return PhoneConstants.PHONE_TYPE_CDMA;
} else {
return PhoneConstants.PHONE_TYPE_GSM;
@@ -2398,35 +2395,6 @@ public class TelephonyManager {
}
}
/**
* The contents of the /proc/cmdline file
*/
@UnsupportedAppUsage
private static String getProcCmdLine()
{
String cmdline = "";
FileInputStream is = null;
try {
is = new FileInputStream("/proc/cmdline");
byte [] buffer = new byte[2048];
int count = is.read(buffer);
if (count > 0) {
cmdline = new String(buffer, 0, count);
}
} catch (IOException e) {
Rlog.d(TAG, "No /proc/cmdline exception=" + e);
} finally {
if (is != null) {
try {
is.close();
} catch (IOException e) {
}
}
}
Rlog.d(TAG, "/proc/cmdline=" + cmdline);
return cmdline;
}
/**
* @return The max value for the timeout passed in {@link #requestNumberVerification}.
* @hide
@@ -2436,56 +2404,6 @@ public class TelephonyManager {
return MAX_NUMBER_VERIFICATION_TIMEOUT_MILLIS;
}
/** Kernel command line */
private static final String sKernelCmdLine = getProcCmdLine();
/** Pattern for selecting the product type from the kernel command line */
private static final Pattern sProductTypePattern =
Pattern.compile("\\sproduct_type\\s*=\\s*(\\w+)");
/** The ProductType used for LTE on CDMA devices */
private static final String sLteOnCdmaProductType =
TelephonyProperties.lte_on_cdma_product_type().orElse("");
/**
* Return if the current radio is LTE on CDMA. This
* is a tri-state return value as for a period of time
* the mode may be unknown.
*
* @return {@link PhoneConstants#LTE_ON_CDMA_UNKNOWN}, {@link PhoneConstants#LTE_ON_CDMA_FALSE}
* or {@link PhoneConstants#LTE_ON_CDMA_TRUE}
*
* @hide
*/
@UnsupportedAppUsage
public static int getLteOnCdmaModeStatic() {
int retVal;
int curVal;
String productType = "";
curVal = TelephonyProperties.lte_on_cdma_device().orElse(
PhoneConstants.LTE_ON_CDMA_UNKNOWN);
retVal = curVal;
if (retVal == PhoneConstants.LTE_ON_CDMA_UNKNOWN) {
Matcher matcher = sProductTypePattern.matcher(sKernelCmdLine);
if (matcher.find()) {
productType = matcher.group(1);
if (sLteOnCdmaProductType.equals(productType)) {
retVal = PhoneConstants.LTE_ON_CDMA_TRUE;
} else {
retVal = PhoneConstants.LTE_ON_CDMA_FALSE;
}
} else {
retVal = PhoneConstants.LTE_ON_CDMA_FALSE;
}
}
Rlog.d(TAG, "getLteOnCdmaMode=" + retVal + " curVal=" + curVal +
" product_type='" + productType +
"' lteOnCdmaProductType='" + sLteOnCdmaProductType + "'");
return retVal;
}
//
//
// Current Network