Support for setting the NfcA transceive timeout (API). (112fdf61) · Commits · e / os / android_frameworks_base

core/java/android/nfc/INfcTag.aidl

+1 −2

Original line number	Diff line number	Diff line
		@@ -43,7 +43,6 @@ interface INfcTag
		int formatNdef(int nativeHandle, in byte[] key);
		Tag rediscover(int nativehandle);

		void setIsoDepTimeout(int timeout);
		void setFelicaTimeout(int timeout);
		int setTimeout(int technology, int timeout);
		void resetTimeouts();
		}

core/java/android/nfc/tech/IsoDep.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package android.nfc.tech;

		import android.nfc.ErrorCodes;
		import android.nfc.Tag;
		import android.os.Bundle;
		import android.os.RemoteException;
		@@ -90,7 +91,10 @@ public final class IsoDep extends BasicTagTechnology {
		*/
		public void setTimeout(int timeout) {
		try {
		mTag.getTagService().setIsoDepTimeout(timeout);
		int err = mTag.getTagService().setTimeout(TagTechnology.ISO_DEP, timeout);
		if (err != ErrorCodes.SUCCESS) {
		throw new IllegalArgumentException("The supplied timeout is not valid");
		}
		} catch (RemoteException e) {
		Log.e(TAG, "NFC service dead", e);
		}

core/java/android/nfc/tech/MifareClassic.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -16,9 +16,11 @@

		package android.nfc.tech;

		import android.nfc.ErrorCodes;
		import android.nfc.Tag;
		import android.nfc.TagLostException;
		import android.os.RemoteException;
		import android.util.Log;

		import java.io.IOException;
		import java.nio.ByteBuffer;
		@@ -69,6 +71,8 @@ import java.nio.ByteOrder;
		* require the {@link android.Manifest.permission#NFC} permission.
		*/
		public final class MifareClassic extends BasicTagTechnology {
		private static final String TAG = "NFC";

		/**
		* The default factory key.
		*/
		@@ -568,6 +572,31 @@ public final class MifareClassic extends BasicTagTechnology {
		return transceive(data, true);
		}

		/**
		* Set the timeout of {@link #transceive} in milliseconds.
		* <p>The timeout only applies to MifareUltralight {@link #transceive},
		* and is reset to a default value when {@link #close} is called.
		* <p>Setting a longer timeout may be useful when performing
		* transactions that require a long processing time on the tag
		* such as key generation.
		*
		* <p class="note">Requires the {@link android.Manifest.permission#NFC} permission.
		*
		* @param timeout timeout value in milliseconds
		* @hide
		*/
		// TODO Unhide for ICS
		public void setTimeout(int timeout) {
		try {
		int err = mTag.getTagService().setTimeout(TagTechnology.MIFARE_CLASSIC, timeout);
		if (err != ErrorCodes.SUCCESS) {
		throw new IllegalArgumentException("The supplied timeout is not valid");
		}
		} catch (RemoteException e) {
		Log.e(TAG, "NFC service dead", e);
		}
		}

		private static void validateSector(int sector) {
		// Do not be too strict on upper bounds checking, since some cards
		// have more addressable memory than they report. For example,

core/java/android/nfc/tech/MifareUltralight.java

+30 −0

Original line number	Diff line number	Diff line
		@@ -16,10 +16,12 @@

		package android.nfc.tech;

		import android.nfc.ErrorCodes;
		import android.nfc.Tag;
		import android.nfc.TagLostException;
		import android.os.Bundle;
		import android.os.RemoteException;
		import android.util.Log;

		import java.io.IOException;

		@@ -57,6 +59,8 @@ import java.io.IOException;
		* require the {@link android.Manifest.permission#NFC} permission.
		*/
		public final class MifareUltralight extends BasicTagTechnology {
		private static final String TAG = "NFC";

		/** A MIFARE Ultralight compatible tag of unknown type */
		public static final int TYPE_UNKNOWN = -1;
		/** A MIFARE Ultralight tag */
		@@ -208,6 +212,32 @@ public final class MifareUltralight extends BasicTagTechnology {
		return transceive(data, true);
		}

		/**
		* Set the timeout of {@link #transceive} in milliseconds.
		* <p>The timeout only applies to MifareUltralight {@link #transceive},
		* and is reset to a default value when {@link #close} is called.
		* <p>Setting a longer timeout may be useful when performing
		* transactions that require a long processing time on the tag
		* such as key generation.
		*
		* <p class="note">Requires the {@link android.Manifest.permission#NFC} permission.
		*
		* @param timeout timeout value in milliseconds
		* @hide
		*/
		// TODO Unhide for ICS
		public void setTimeout(int timeout) {
		try {
		int err = mTag.getTagService().setTimeout(
		TagTechnology.MIFARE_ULTRALIGHT, timeout);
		if (err != ErrorCodes.SUCCESS) {
		throw new IllegalArgumentException("The supplied timeout is not valid");
		}
		} catch (RemoteException e) {
		Log.e(TAG, "NFC service dead", e);
		}
		}

		private static void validatePageIndex(int pageIndex) {
		// Do not be too strict on upper bounds checking, since some cards
		// may have more addressable memory than they report.

core/java/android/nfc/tech/NfcA.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -16,9 +16,11 @@

		package android.nfc.tech;

		import android.nfc.ErrorCodes;
		import android.nfc.Tag;
		import android.os.Bundle;
		import android.os.RemoteException;
		import android.util.Log;

		import java.io.IOException;

		@@ -33,6 +35,8 @@ import java.io.IOException;
		* require the {@link android.Manifest.permission#NFC} permission.
		*/
		public final class NfcA extends BasicTagTechnology {
		private static final String TAG = "NFC";

		/** @hide */
		public static final String EXTRA_SAK = "sak";
		/** @hide */
		@@ -112,4 +116,29 @@ public final class NfcA extends BasicTagTechnology {
		public byte[] transceive(byte[] data) throws IOException {
		return transceive(data, true);
		}

		/**
		* Set the timeout of {@link #transceive} in milliseconds.
		* <p>The timeout only applies to NfcA {@link #transceive}, and is
		* reset to a default value when {@link #close} is called.
		* <p>Setting a longer timeout may be useful when performing
		* transactions that require a long processing time on the tag
		* such as key generation.
		*
		* <p class="note">Requires the {@link android.Manifest.permission#NFC} permission.
		*
		* @param timeout timeout value in milliseconds
		* @hide
		*/
		// TODO Unhide for ICS
		public void setTimeout(int timeout) {
		try {
		int err = mTag.getTagService().setTimeout(TagTechnology.NFC_A, timeout);
		if (err != ErrorCodes.SUCCESS) {
		throw new IllegalArgumentException("The supplied timeout is not valid");
		}
		} catch (RemoteException e) {
		Log.e(TAG, "NFC service dead", e);
		}
		}
		}