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authorAditya Wasan <adityawasan55@gmail.com>2021-08-17 04:14:43 +0530
committerGitHub <noreply@github.com>2021-08-17 04:14:43 +0530
commitb7abd561f561af451ec717746e198a8686d10868 (patch)
tree16af9397d205d6501624ba4e98389e21764d9dd3 /crypto-common
parent9982562dc4e1ab4dbd058cf9d3c3c46fc598dec8 (diff)
Add `KeyPair` and `KeyManager` to manage keys in the app (#1487)
Co-authored-by: Harsh Shandilya <me@msfjarvis.dev>
Diffstat (limited to 'crypto-common')
-rw-r--r--crypto-common/api/crypto-common.api57
-rw-r--r--crypto-common/build.gradle.kts2
-rw-r--r--crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/CryptoException.kt19
-rw-r--r--crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyManager.kt19
-rw-r--r--crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyPair.kt14
5 files changed, 111 insertions, 0 deletions
diff --git a/crypto-common/api/crypto-common.api b/crypto-common/api/crypto-common.api
index 7493379c..6468ea9b 100644
--- a/crypto-common/api/crypto-common.api
+++ b/crypto-common/api/crypto-common.api
@@ -1,6 +1,63 @@
+public abstract class dev/msfjarvis/aps/data/crypto/CryptoException : java/lang/Exception {
+ public synthetic fun <init> (Ljava/lang/String;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+ public synthetic fun <init> (Ljava/lang/String;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
+}
+
public abstract interface class dev/msfjarvis/aps/data/crypto/CryptoHandler {
public abstract fun canHandle (Ljava/lang/String;)Z
public abstract fun decrypt (Ljava/lang/String;[B[B)[B
public abstract fun encrypt (Ljava/lang/String;[B)[B
}
+public abstract interface class dev/msfjarvis/aps/data/crypto/KeyManager {
+ public abstract fun addKey (Ldev/msfjarvis/aps/data/crypto/KeyPair;ZLkotlin/coroutines/Continuation;)Ljava/lang/Object;
+ public abstract fun canHandle (Ljava/lang/String;)Z
+ public abstract fun getAllKeys (Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+ public abstract fun getKeyById (Ljava/lang/String;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+ public abstract fun removeKey (Ldev/msfjarvis/aps/data/crypto/KeyPair;Lkotlin/coroutines/Continuation;)Ljava/lang/Object;
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManager$DefaultImpls {
+ public static synthetic fun addKey$default (Ldev/msfjarvis/aps/data/crypto/KeyManager;Ldev/msfjarvis/aps/data/crypto/KeyPair;ZLkotlin/coroutines/Continuation;ILjava/lang/Object;)Ljava/lang/Object;
+}
+
+public abstract class dev/msfjarvis/aps/data/crypto/KeyManagerException : dev/msfjarvis/aps/data/crypto/CryptoException {
+ public synthetic fun <init> (Ljava/lang/String;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+ public synthetic fun <init> (Ljava/lang/String;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManagerException$KeyAlreadyExistsException : dev/msfjarvis/aps/data/crypto/KeyManagerException {
+ public fun <init> (Ljava/lang/String;)V
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManagerException$KeyDeletionFailedException : dev/msfjarvis/aps/data/crypto/KeyManagerException {
+ public static final field INSTANCE Ldev/msfjarvis/aps/data/crypto/KeyManagerException$KeyDeletionFailedException;
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManagerException$KeyDirectoryUnavailableException : dev/msfjarvis/aps/data/crypto/KeyManagerException {
+ public static final field INSTANCE Ldev/msfjarvis/aps/data/crypto/KeyManagerException$KeyDirectoryUnavailableException;
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManagerException$KeyNotFoundException : dev/msfjarvis/aps/data/crypto/KeyManagerException {
+ public fun <init> (Ljava/lang/String;)V
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyManagerException$NoKeysAvailableException : dev/msfjarvis/aps/data/crypto/KeyManagerException {
+ public static final field INSTANCE Ldev/msfjarvis/aps/data/crypto/KeyManagerException$NoKeysAvailableException;
+}
+
+public abstract interface class dev/msfjarvis/aps/data/crypto/KeyPair {
+ public abstract fun getKeyId ()Ljava/lang/String;
+ public abstract fun getPrivateKey ()[B
+ public abstract fun getPublicKey ()[B
+}
+
+public abstract class dev/msfjarvis/aps/data/crypto/KeyPairException : dev/msfjarvis/aps/data/crypto/CryptoException {
+ public synthetic fun <init> (Ljava/lang/String;ILkotlin/jvm/internal/DefaultConstructorMarker;)V
+ public synthetic fun <init> (Ljava/lang/String;Lkotlin/jvm/internal/DefaultConstructorMarker;)V
+}
+
+public final class dev/msfjarvis/aps/data/crypto/KeyPairException$PrivateKeyUnavailableException : dev/msfjarvis/aps/data/crypto/KeyPairException {
+ public static final field INSTANCE Ldev/msfjarvis/aps/data/crypto/KeyPairException$PrivateKeyUnavailableException;
+}
+
diff --git a/crypto-common/build.gradle.kts b/crypto-common/build.gradle.kts
index c1f3eef8..44323900 100644
--- a/crypto-common/build.gradle.kts
+++ b/crypto-common/build.gradle.kts
@@ -6,3 +6,5 @@ plugins {
kotlin("jvm")
`aps-plugin`
}
+
+dependencies { implementation(libs.thirdparty.kotlinResult) }
diff --git a/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/CryptoException.kt b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/CryptoException.kt
new file mode 100644
index 00000000..6a73d381
--- /dev/null
+++ b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/CryptoException.kt
@@ -0,0 +1,19 @@
+package dev.msfjarvis.aps.data.crypto
+
+public sealed class CryptoException(message: String? = null) : Exception(message)
+
+public sealed class KeyPairException(message: String? = null) : CryptoException(message) {
+ public object PrivateKeyUnavailableException :
+ KeyPairException("Key object does not have a private sub-key")
+}
+
+public sealed class KeyManagerException(message: String? = null) : CryptoException(message) {
+ public object NoKeysAvailableException : KeyManagerException("No keys were found")
+ public object KeyDirectoryUnavailableException :
+ KeyManagerException("Key directory does not exist")
+ public object KeyDeletionFailedException : KeyManagerException("Couldn't delete the key file")
+ public class KeyNotFoundException(keyId: String) :
+ KeyManagerException("No key found with id: $keyId")
+ public class KeyAlreadyExistsException(keyId: String) :
+ KeyManagerException("Pre-existing key was found for $keyId but 'replace' is set to false")
+}
diff --git a/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyManager.kt b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyManager.kt
new file mode 100644
index 00000000..b5ba881e
--- /dev/null
+++ b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyManager.kt
@@ -0,0 +1,19 @@
+/*
+ * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package dev.msfjarvis.aps.data.crypto
+
+import com.github.michaelbull.result.Result
+
+public interface KeyManager<T : KeyPair> {
+
+ public suspend fun addKey(key: T, replace: Boolean = false): Result<T, Throwable>
+ public suspend fun removeKey(key: T): Result<T, Throwable>
+ public suspend fun getKeyById(id: String): Result<T, Throwable>
+ public suspend fun getAllKeys(): Result<List<T>, Throwable>
+
+ /** Given a [fileName], return whether this instance can handle it. */
+ public fun canHandle(fileName: String): Boolean
+}
diff --git a/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyPair.kt b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyPair.kt
new file mode 100644
index 00000000..e2362612
--- /dev/null
+++ b/crypto-common/src/main/kotlin/dev/msfjarvis/aps/data/crypto/KeyPair.kt
@@ -0,0 +1,14 @@
+/*
+ * Copyright © 2014-2021 The Android Password Store Authors. All Rights Reserved.
+ * SPDX-License-Identifier: GPL-3.0-only
+ */
+
+package dev.msfjarvis.aps.data.crypto
+
+/** Defines expectations for a keypair used in public key cryptography. */
+public interface KeyPair {
+
+ public fun getPrivateKey(): ByteArray
+ public fun getPublicKey(): ByteArray
+ public fun getKeyId(): String
+}