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AR2000
2024-02-25 23:37:58 +01:00
commit 57fef5810b
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*.iml
.gradle
/local.properties
/.idea/caches
/.idea/libraries
/.idea/modules.xml
/.idea/workspace.xml
/.idea/navEditor.xml
/.idea/assetWizardSettings.xml
.DS_Store
/build
/captures
.externalNativeBuild
.cxx
local.properties

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# Default ignored files
/shelf/
/workspace.xml

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NDEF emulator

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<component name="ProjectCodeStyleConfiguration">
<code_scheme name="Project" version="173">
<JetCodeStyleSettings>
<option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
</JetCodeStyleSettings>
<codeStyleSettings language="XML">
<option name="FORCE_REARRANGE_MODE" value="1" />
<indentOptions>
<option name="CONTINUATION_INDENT_SIZE" value="4" />
</indentOptions>
<arrangement>
<rules>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:android</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>xmlns:.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:id</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*:name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>name</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>style</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>^$</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>http://schemas.android.com/apk/res/android</XML_NAMESPACE>
</AND>
</match>
<order>ANDROID_ATTRIBUTE_ORDER</order>
</rule>
</section>
<section>
<rule>
<match>
<AND>
<NAME>.*</NAME>
<XML_ATTRIBUTE />
<XML_NAMESPACE>.*</XML_NAMESPACE>
</AND>
</match>
<order>BY_NAME</order>
</rule>
</section>
</rules>
</arrangement>
</codeStyleSettings>
<codeStyleSettings language="kotlin">
<option name="CODE_STYLE_DEFAULTS" value="KOTLIN_OFFICIAL" />
</codeStyleSettings>
</code_scheme>
</component>

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<component name="ProjectCodeStyleConfiguration">
<state>
<option name="USE_PER_PROJECT_SETTINGS" value="true" />
</state>
</component>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="CompilerConfiguration">
<bytecodeTargetLevel target="17" />
</component>
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="deploymentTargetDropDown">
<value>
<entry key="app">
<State />
</entry>
</value>
</component>
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="GradleMigrationSettings" migrationVersion="1" />
<component name="GradleSettings">
<option name="linkedExternalProjectsSettings">
<GradleProjectSettings>
<option name="externalProjectPath" value="$PROJECT_DIR$" />
<option name="gradleJvm" value="#GRADLE_LOCAL_JAVA_HOME" />
<option name="modules">
<set>
<option value="$PROJECT_DIR$" />
<option value="$PROJECT_DIR$/app" />
</set>
</option>
<option name="resolveExternalAnnotations" value="false" />
</GradleProjectSettings>
</option>
</component>
</project>

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<component name="InspectionProjectProfileManager">
<profile version="1.0">
<option name="myName" value="Project Default" />
<inspection_tool class="PreviewAnnotationInFunctionWithParameters" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewApiLevelMustBeValid" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewDimensionRespectsLimit" enabled="true" level="WARNING" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewFontScaleMustBeGreaterThanZero" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewMultipleParameterProviders" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewMustBeTopLevelFunction" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewNeedsComposableAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewNotSupportedInUnitTestFiles" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
<inspection_tool class="PreviewPickerAnnotation" enabled="true" level="ERROR" enabled_by_default="true">
<option name="composableFile" value="true" />
<option name="previewFile" value="true" />
</inspection_tool>
</profile>
</component>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="KotlinJpsPluginSettings">
<option name="version" value="1.9.0" />
</component>
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="ProjectMigrations">
<option name="MigrateToGradleLocalJavaHome">
<set>
<option value="$PROJECT_DIR$" />
</set>
</option>
</component>
</project>

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<project version="4">
<component name="ExternalStorageConfigurationManager" enabled="true" />
<component name="ProjectRootManager" version="2" languageLevel="JDK_17" default="true" project-jdk-name="jbr-17" project-jdk-type="JavaSDK">
<output url="file://$PROJECT_DIR$/build/classes" />
</component>
<component name="ProjectType">
<option name="id" value="Android" />
</component>
</project>

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<?xml version="1.0" encoding="UTF-8"?>
<project version="4">
<component name="VcsDirectoryMappings">
<mapping directory="$PROJECT_DIR$" vcs="Git" />
</component>
</project>

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/build

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plugins {
id("com.android.application")
id("org.jetbrains.kotlin.android")
}
android {
namespace = "fr.ar2000.ndefemulator"
compileSdk = 34
defaultConfig {
applicationId = "fr.ar2000.ndefemulator"
minSdk = 30
targetSdk = 34
versionCode = 1
versionName = "1.0"
vectorDrawables {
useSupportLibrary = true
}
}
buildTypes {
release {
isMinifyEnabled = false
proguardFiles(getDefaultProguardFile("proguard-android-optimize.txt"), "proguard-rules.pro")
}
}
compileOptions {
sourceCompatibility = JavaVersion.VERSION_1_8
targetCompatibility = JavaVersion.VERSION_1_8
}
kotlinOptions {
jvmTarget = "1.8"
}
buildFeatures {
compose = true
}
composeOptions {
kotlinCompilerExtensionVersion = "1.5.1"
}
packaging {
resources {
excludes += "/META-INF/{AL2.0,LGPL2.1}"
}
}
}
dependencies {
implementation("com.google.android.gms:play-services-wearable:18.1.0")
implementation(platform("androidx.compose:compose-bom:2023.10.01"))
implementation("androidx.compose.ui:ui")
implementation("androidx.compose.ui:ui-tooling-preview")
implementation("androidx.wear.compose:compose-material:1.2.1")
implementation("androidx.wear.compose:compose-foundation:1.2.1")
implementation("androidx.activity:activity-compose:1.8.2")
implementation("androidx.core:core-splashscreen:1.0.1")
androidTestImplementation(platform("androidx.compose:compose-bom:2023.10.01"))
androidTestImplementation("androidx.compose.ui:ui-test-junit4")
debugImplementation("androidx.compose.ui:ui-tooling")
debugImplementation("androidx.compose.ui:ui-test-manifest")
}

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app/lint.xml Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<lint>
<!-- Ignore the IconLocation for the Tile preview images -->
<issue id="IconLocation">
<ignore path="res/drawable/tile_preview.png" />
<ignore path="res/drawable-round/tile_preview.png" />
</issue>
</lint>

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# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile

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app/src/main/AndroidManifest.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android">
<uses-permission android:name="android.permission.WAKE_LOCK" />
<uses-permission android:name="android.permission.NFC" />
<uses-feature android:name="android.hardware.type.watch" android:required="true"/>
<uses-feature android:name="android.hardware.nfc.hce" android:required="true"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:supportsRtl="false"
android:theme="@android:style/Theme.DeviceDefault">
<service
android:name=".MyHostApduService"
android:exported="true"
android:permission="android.permission.BIND_NFC_SERVICE">
<intent-filter>
<action android:name="android.nfc.cardemulation.action.HOST_APDU_SERVICE" />
</intent-filter>
<meta-data
android:name="android.nfc.cardemulation.host_apdu_service"
android:resource="@xml/apduservice" />
</service>
<uses-library
android:name="com.google.android.wearable"
android:required="true" />
<!--
Set to true if your app is Standalone, that is, it does not require the handheld
app to run.
-->
<meta-data
android:name="com.google.android.wearable.standalone"
android:value="true" />
<activity
android:name=".presentation.MainActivity"
android:exported="true"
android:taskAffinity=""
android:theme="@style/MainActivityTheme.Starting">
<intent-filter>
<action android:name="android.intent.action.MAIN" />
<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
</application>
</manifest>

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app/src/main/java/fr/ar2000/ndefemulator/MyHostApduService.kt Normal file
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package fr.ar2000.ndefemulator
import android.app.Service
import android.content.Intent
import android.nfc.NdefMessage
import android.nfc.NdefRecord
import android.nfc.cardemulation.HostApduService
import android.os.Bundle
import android.util.Log
import java.io.UnsupportedEncodingException
import java.math.BigInteger
import java.util.*
/**
* Created by Qifan on 05/12/2018.
*/
class MyHostApduService : HostApduService() {
private val TAG = "HostApduService"
private val APDU_SELECT = byteArrayOf(
0x00.toByte(), // CLA - Class - Class of instruction
0xA4.toByte(), // INS - Instruction - Instruction code
0x04.toByte(), // P1 - Parameter 1 - Instruction parameter 1
0x00.toByte(), // P2 - Parameter 2 - Instruction parameter 2
0x07.toByte(), // Lc field - Number of bytes present in the data field of the command
0xD2.toByte(),
0x76.toByte(),
0x00.toByte(),
0x00.toByte(),
0x85.toByte(),
0x01.toByte(),
0x01.toByte(), // NDEF Tag Application name
0x00.toByte(), // Le field - Maximum number of bytes expected in the data field of the response to the command
)
private val CAPABILITY_CONTAINER_OK = byteArrayOf(
0x00.toByte(), // CLA - Class - Class of instruction
0xa4.toByte(), // INS - Instruction - Instruction code
0x00.toByte(), // P1 - Parameter 1 - Instruction parameter 1
0x0c.toByte(), // P2 - Parameter 2 - Instruction parameter 2
0x02.toByte(), // Lc field - Number of bytes present in the data field of the command
0xe1.toByte(),
0x03.toByte(), // file identifier of the CC file
)
private val READ_CAPABILITY_CONTAINER = byteArrayOf(
0x00.toByte(), // CLA - Class - Class of instruction
0xb0.toByte(), // INS - Instruction - Instruction code
0x00.toByte(), // P1 - Parameter 1 - Instruction parameter 1
0x00.toByte(), // P2 - Parameter 2 - Instruction parameter 2
0x0f.toByte(), // Lc field - Number of bytes present in the data field of the command
)
// In the scenario that we have done a CC read, the same byte[] match
// for ReadBinary would trigger and we don't want that in succession
private var READ_CAPABILITY_CONTAINER_CHECK = false
private val READ_CAPABILITY_CONTAINER_RESPONSE = byteArrayOf(
0x00.toByte(), 0x11.toByte(), // CCLEN length of the CC file
0x20.toByte(), // Mapping Version 2.0
0xFF.toByte(), 0xFF.toByte(), // MLe maximum
0xFF.toByte(), 0xFF.toByte(), // MLc maximum
0x04.toByte(), // T field of the NDEF File Control TLV
0x06.toByte(), // L field of the NDEF File Control TLV
0xE1.toByte(), 0x04.toByte(), // File Identifier of NDEF file
0xFF.toByte(), 0xFE.toByte(), // Maximum NDEF file size of 65534 bytes
0x00.toByte(), // Read access without any security
0xFF.toByte(), // Write access without any security
0x90.toByte(), 0x00.toByte(), // A_OKAY
)
private val NDEF_SELECT_OK = byteArrayOf(
0x00.toByte(), // CLA - Class - Class of instruction
0xa4.toByte(), // Instruction byte (INS) for Select command
0x00.toByte(), // Parameter byte (P1), select by identifier
0x0c.toByte(), // Parameter byte (P1), select by identifier
0x02.toByte(), // Lc field - Number of bytes present in the data field of the command
0xE1.toByte(),
0x04.toByte(), // file identifier of the NDEF file retrieved from the CC file
)
private val NDEF_READ_BINARY = byteArrayOf(
0x00.toByte(), // Class byte (CLA)
0xb0.toByte(), // Instruction byte (INS) for ReadBinary command
)
private val NDEF_READ_BINARY_NLEN = byteArrayOf(
0x00.toByte(), // Class byte (CLA)
0xb0.toByte(), // Instruction byte (INS) for ReadBinary command
0x00.toByte(),
0x00.toByte(), // Parameter byte (P1, P2), offset inside the CC file
0x02.toByte(), // Le field
)
private val A_OKAY = byteArrayOf(
0x90.toByte(), // SW1 Status byte 1 - Command processing status
0x00.toByte(), // SW2 Status byte 2 - Command processing qualifier
)
private val A_ERROR = byteArrayOf(
0x6A.toByte(), // SW1 Status byte 1 - Command processing status
0x82.toByte(), // SW2 Status byte 2 - Command processing qualifier
)
private val NDEF_ID = byteArrayOf(0xE1.toByte(), 0x04.toByte())
private var NDEF_URI = NdefMessage(createUrlRecord("https://www.youtube.com/@fredericjubault1906"))
private var NDEF_URI_BYTES = NDEF_URI.toByteArray()
private var NDEF_URI_LEN = fillByteArrayToFixedDimension(
BigInteger.valueOf(NDEF_URI_BYTES.size.toLong()).toByteArray(),
2,
)
override fun onStartCommand(intent: Intent?, flags: Int, startId: Int): Int {
if (intent?.hasExtra("ndefMessage")!!) {
NDEF_URI =
NdefMessage(createTextRecord("en", intent.getStringExtra("ndefMessage")!!, NDEF_ID))
NDEF_URI_BYTES = NDEF_URI.toByteArray()
NDEF_URI_LEN = fillByteArrayToFixedDimension(
BigInteger.valueOf(NDEF_URI_BYTES.size.toLong()).toByteArray(),
2,
)
}
Log.i(TAG, "onStartCommand() | NDEF$NDEF_URI")
return Service.START_STICKY
}
override fun processCommandApdu(commandApdu: ByteArray, extras: Bundle?): ByteArray {
//
// The following flow is based on Appendix E "Example of Mapping Version 2.0 Command Flow"
// in the NFC Forum specification
//
Log.i(TAG, "processCommandApdu() | incoming commandApdu: " + commandApdu.toHex())
//
// First command: NDEF Tag Application select (Section 5.5.2 in NFC Forum spec)
//
if (APDU_SELECT.contentEquals(commandApdu)) {
Log.i(TAG, "APDU_SELECT triggered. Our Response: " + A_OKAY.toHex())
return A_OKAY
}
//
// Second command: Capability Container select (Section 5.5.3 in NFC Forum spec)
//
if (CAPABILITY_CONTAINER_OK.contentEquals(commandApdu)) {
Log.i(TAG, "CAPABILITY_CONTAINER_OK triggered. Our Response: " + A_OKAY.toHex())
return A_OKAY
}
//
// Third command: ReadBinary data from CC file (Section 5.5.4 in NFC Forum spec)
//
if (READ_CAPABILITY_CONTAINER.contentEquals(commandApdu) && !READ_CAPABILITY_CONTAINER_CHECK
) {
Log.i(
TAG,
"READ_CAPABILITY_CONTAINER triggered. Our Response: " + READ_CAPABILITY_CONTAINER_RESPONSE.toHex(),
)
READ_CAPABILITY_CONTAINER_CHECK = true
return READ_CAPABILITY_CONTAINER_RESPONSE
}
//
// Fourth command: NDEF Select command (Section 5.5.5 in NFC Forum spec)
//
if (NDEF_SELECT_OK.contentEquals(commandApdu)) {
Log.i(TAG, "NDEF_SELECT_OK triggered. Our Response: " + A_OKAY.toHex())
return A_OKAY
}
if (NDEF_READ_BINARY_NLEN.contentEquals(commandApdu)) {
// Build our response
val response = ByteArray(NDEF_URI_LEN.size + A_OKAY.size)
System.arraycopy(NDEF_URI_LEN, 0, response, 0, NDEF_URI_LEN.size)
System.arraycopy(A_OKAY, 0, response, NDEF_URI_LEN.size, A_OKAY.size)
Log.i(TAG, "NDEF_READ_BINARY_NLEN triggered. Our Response: " + response.toHex())
READ_CAPABILITY_CONTAINER_CHECK = false
return response
}
if (commandApdu.sliceArray(0..1).contentEquals(NDEF_READ_BINARY)) {
val offset = commandApdu.sliceArray(2..3).toHex().toInt(16)
val length = commandApdu.sliceArray(4..4).toHex().toInt(16)
val fullResponse = ByteArray(NDEF_URI_LEN.size + NDEF_URI_BYTES.size)
System.arraycopy(NDEF_URI_LEN, 0, fullResponse, 0, NDEF_URI_LEN.size)
System.arraycopy(
NDEF_URI_BYTES,
0,
fullResponse,
NDEF_URI_LEN.size,
NDEF_URI_BYTES.size,
)
Log.i(TAG, "NDEF_READ_BINARY triggered. Full data: " + fullResponse.toHex())
Log.i(TAG, "READ_BINARY - OFFSET: $offset - LEN: $length")
val slicedResponse = fullResponse.sliceArray(offset until fullResponse.size)
// Build our response
val realLength = if (slicedResponse.size <= length) slicedResponse.size else length
val response = ByteArray(realLength + A_OKAY.size)
System.arraycopy(slicedResponse, 0, response, 0, realLength)
System.arraycopy(A_OKAY, 0, response, realLength, A_OKAY.size)
Log.i(TAG, "NDEF_READ_BINARY triggered. Our Response: " + response.toHex())
READ_CAPABILITY_CONTAINER_CHECK = false
return response
}
//
// We're doing something outside our scope
//
Log.wtf(TAG, "processCommandApdu() | I don't know what's going on!!!")
return A_ERROR
}
override fun onDeactivated(reason: Int) {
Log.i(TAG, "onDeactivated() Fired! Reason: $reason")
}
private val HEX_CHARS = "0123456789ABCDEF".toCharArray()
private fun ByteArray.toHex(): String {
val result = StringBuffer()
forEach {
val octet = it.toInt()
val firstIndex = (octet and 0xF0).ushr(4)
val secondIndex = octet and 0x0F
result.append(HEX_CHARS[firstIndex])
result.append(HEX_CHARS[secondIndex])
}
return result.toString()
}
fun String.hexStringToByteArray(): ByteArray {
val result = ByteArray(length / 2)
for (i in indices step 2) {
val firstIndex = HEX_CHARS.indexOf(this[i])
val secondIndex = HEX_CHARS.indexOf(this[i + 1])
val octet = firstIndex.shl(4).or(secondIndex)
result[i.shr(1)] = octet.toByte()
}
return result
}
private fun createTextRecord(language: String, text: String, id: ByteArray): NdefRecord {
val languageBytes: ByteArray
val textBytes: ByteArray
try {
languageBytes = language.toByteArray(charset("US-ASCII"))
textBytes = text.toByteArray(charset("UTF-8"))
} catch (e: UnsupportedEncodingException) {
throw AssertionError(e)
}
val recordPayload = ByteArray(1 + (languageBytes.size and 0x03F) + textBytes.size)
recordPayload[0] = (languageBytes.size and 0x03F).toByte()
System.arraycopy(languageBytes, 0, recordPayload, 1, languageBytes.size and 0x03F)
System.arraycopy(
textBytes,
0,
recordPayload,
1 + (languageBytes.size and 0x03F),
textBytes.size,
)
return NdefRecord(NdefRecord.TNF_WELL_KNOWN, NdefRecord.RTD_TEXT, id, recordPayload)
}
private fun createUrlRecord(url:String):NdefRecord {
return NdefRecord.createUri(url)
}
private fun fillByteArrayToFixedDimension(array: ByteArray, fixedSize: Int): ByteArray {
if (array.size == fixedSize) {
return array
}
val start = byteArrayOf(0x00.toByte())
val filledArray = ByteArray(start.size + array.size)
System.arraycopy(start, 0, filledArray, 0, start.size)
System.arraycopy(array, 0, filledArray, start.size, array.size)
return fillByteArrayToFixedDimension(filledArray, fixedSize)
}
}

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app/src/main/java/fr/ar2000/ndefemulator/presentation/MainActivity.kt Normal file
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/* While this template provides a good starting point for using Wear Compose, you can always
* take a look at https://github.com/android/wear-os-samples/tree/main/ComposeStarter and
* https://github.com/android/wear-os-samples/tree/main/ComposeAdvanced to find the most up to date
* changes to the libraries and their usages.
*/
package fr.ar2000.ndefemulator.presentation
import android.os.Bundle
import androidx.activity.ComponentActivity
import androidx.activity.compose.setContent
import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
import androidx.compose.foundation.background
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.text.style.TextAlign
import androidx.compose.ui.tooling.preview.Devices
import androidx.compose.ui.tooling.preview.Preview
import androidx.wear.compose.material.MaterialTheme
import androidx.wear.compose.material.Text
import androidx.wear.compose.material.TimeText
import fr.ar2000.ndefemulator.R
import fr.ar2000.ndefemulator.presentation.theme.NDEFEmulatorTheme
class MainActivity : ComponentActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
installSplashScreen()
super.onCreate(savedInstanceState)
setTheme(android.R.style.Theme_DeviceDefault)
setContent {
WearApp()
}
}
}
@Composable
fun WearApp() {
NDEFEmulatorTheme {
Box(
modifier = Modifier
.fillMaxSize()
.background(MaterialTheme.colors.background),
contentAlignment = Alignment.Center
) {
TimeText()
Greeting()
}
}
}
@Composable
fun Greeting() {
Text(
modifier = Modifier.fillMaxWidth(),
textAlign = TextAlign.Center,
color = MaterialTheme.colors.primary,
text = stringResource(R.string.hello_world)
)
}
@Preview(device = Devices.WEAR_OS_SMALL_ROUND, showSystemUi = true)
@Composable
fun DefaultPreview() {
WearApp()
}

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app/src/main/java/fr/ar2000/ndefemulator/presentation/theme/Theme.kt Normal file
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package fr.ar2000.ndefemulator.presentation.theme
import androidx.compose.runtime.Composable
import androidx.wear.compose.material.MaterialTheme
@Composable
fun NDEFEmulatorTheme(
content: @Composable () -> Unit
) {
/**
* Empty theme to customize for your app.
* See: https://developer.android.com/jetpack/compose/designsystems/custom
*/
MaterialTheme(
content = content
)
}

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app/src/main/res/drawable/splash_icon.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
<item
android:width="48dp"
android:height="48dp"
android:gravity="center">
<shape android:shape="oval">
<solid android:color="#FFFFFF" />
</shape>
</item>
<item
android:width="40dp"
android:height="40dp"
android:gravity="center">
<vector
android:width="24dp"
android:height="24dp"
android:tint="#000000"
android:viewportWidth="24"
android:viewportHeight="24">
<path
android:fillColor="#FF000000"
android:pathData="M17.6,11.48 L19.44,8.3a0.63,0.63 0,0 0,-1.09 -0.63l-1.88,3.24a11.43,11.43 0,0 0,-8.94 0L5.65,7.67a0.63,0.63 0,0 0,-1.09 0.63L6.4,11.48A10.81,10.81 0,0 0,1 20L23,20A10.81,10.81 0,0 0,17.6 11.48ZM7,17.25A1.25,1.25 0,1 1,8.25 16,1.25 1.25,0 0,1 7,17.25ZM17,17.25A1.25,1.25 0,1 1,18.25 16,1.25 1.25,0 0,1 17,17.25Z" />
</vector>
</item>
</layer-list>

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app/src/main/res/values/strings.xml Normal file
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<resources>
<string name="app_name">NDEF emulator</string>
<string name="hello_world">Emulating NDEF tag</string>
<string name="servicedesc">NFC emulator service</string>
<string name="aiddescription">NDEF</string>
</resources>

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app/src/main/res/values/styles.xml Normal file
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<resources>
<style name="MainActivityTheme.Starting" parent="Theme.SplashScreen">
<item name="windowSplashScreenBackground">@android:color/black</item>
<item name="windowSplashScreenAnimatedIcon">@drawable/splash_icon</item>
<item name="postSplashScreenTheme">@android:style/Theme.DeviceDefault</item>
</style>
</resources>

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app/src/main/res/xml-v31/apduservice.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<host-apdu-service xmlns:android="http://schemas.android.com/apk/res/android"
android:description="@string/servicedesc"
android:requireDeviceUnlock="false"
android:requireDeviceScreenOn="false">
<aid-group android:description="@string/aiddescription"
android:category="other">
<aid-filter android:name="D2760000850101" />
</aid-group>
</host-apdu-service>

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app/src/main/res/xml/apduservice.xml Normal file
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<?xml version="1.0" encoding="utf-8"?>
<host-apdu-service xmlns:android="http://schemas.android.com/apk/res/android"
android:description="@string/servicedesc"
android:requireDeviceUnlock="false">
<aid-group android:description="@string/aiddescription"
android:category="other">
<aid-filter android:name="D2760000850101" />
</aid-group>
</host-apdu-service>

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build.gradle.kts Normal file
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// Top-level build file where you can add configuration options common to all sub-projects/modules.
plugins {
id("com.android.application") version "8.2.1" apply false
id("org.jetbrains.kotlin.android") version "1.9.0" apply false
}

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gradle.properties Normal file
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# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
# AndroidX package structure to make it clearer which packages are bundled with the
# Android operating system, and which are packaged with your app's APK
# https://developer.android.com/topic/libraries/support-library/androidx-rn
android.useAndroidX=true
# Kotlin code style for this project: "official" or "obsolete":
kotlin.code.style=official
# Enables namespacing of each library's R class so that its R class includes only the
# resources declared in the library itself and none from the library's dependencies,
# thereby reducing the size of the R class for that library
android.nonTransitiveRClass=true

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#Sat Jan 06 14:13:52 CET 2024
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-8.2-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

185
gradlew vendored Executable file
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#!/usr/bin/env sh
#
# Copyright 2015 the original author or authors.
#
# 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
#
# https://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.
#
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin or MSYS, switch paths to Windows format before running java
if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=`expr $i + 1`
done
case $i in
0) set -- ;;
1) set -- "$args0" ;;
2) set -- "$args0" "$args1" ;;
3) set -- "$args0" "$args1" "$args2" ;;
4) set -- "$args0" "$args1" "$args2" "$args3" ;;
5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=`save "$@"`
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
exec "$JAVACMD" "$@"

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gradlew.bat vendored Normal file
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@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem https://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto execute
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto execute
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

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settings.gradle.kts Normal file
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pluginManagement {
repositories {
google()
mavenCentral()
gradlePluginPortal()
}
}
dependencyResolutionManagement {
repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
repositories {
google()
mavenCentral()
}
}
rootProject.name = "NDEF emulator"
include(":app")