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feat: JSON parser to manage Privileged apps

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J-Jamet
2025-09-03 14:25:53 +02:00
parent 8924254c25
commit 988b18b515
10 changed files with 504 additions and 98 deletions
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61
crypto/src/main/java/com/kunzisoft/encrypt/Signature.kt
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@@ -1,3 +1,22 @@
/*
* Copyright 2025 Cali-95 modified by Jeremy Jamet / Kunzisoft
*
* This file is part of KeePassDX.
*
* KeePassDX is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* KeePassDX is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with KeePassDX. If not, see <http://www.gnu.org/licenses/>.
*
*/
package com.kunzisoft.encrypt
import android.content.pm.SigningInfo
@@ -272,32 +291,29 @@ object Signature {
/**
* Retrieves all relevant SHA-256 signature fingerprints for a given package.
*
* @param signingInfo The SigningInfo object to retrieve the strings signatures
* @return A List of SHA-256 fingerprint strings, or null if an error occurs or no signatures are found.
*/
fun getAllFingerprints(signingInfo: SigningInfo?): List<String>? {
fun SigningInfo.getAllFingerprints(): Set<String>? {
try {
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.P)
throw AndroidException("API level ${Build.VERSION.SDK_INT} not supported")
val signatures = mutableSetOf<String>()
if (signingInfo != null) {
// Includes past and current keys if rotation occurred. This is generally preferred.
signingInfo.signingCertificateHistory?.forEach { signature ->
// Includes past and current keys if rotation occurred. This is generally preferred.
signingCertificateHistory?.forEach { signature ->
signatureToSha256Fingerprint(signature)?.let { signatures.add(it) }
}
// If only one signer and history is empty (e.g. new app), this might be needed.
// Or if multiple signers are explicitly used for the APK content.
if (hasMultipleSigners()) {
apkContentsSigners?.forEach { signature ->
signatureToSha256Fingerprint(signature)?.let { signatures.add(it) }
}
// If only one signer and history is empty (e.g. new app), this might be needed.
// Or if multiple signers are explicitly used for the APK content.
if (signingInfo.hasMultipleSigners()) {
signingInfo.apkContentsSigners?.forEach { signature ->
signatureToSha256Fingerprint(signature)?.let { signatures.add(it) }
}
} else { // Fallback for single signer if history was somehow null/empty
signingInfo.signingCertificateHistory?.firstOrNull()?.let {
signatureToSha256Fingerprint(it)?.let { fp -> signatures.add(fp) }
}
} else { // Fallback for single signer if history was somehow null/empty
signingCertificateHistory?.firstOrNull()?.let {
signatureToSha256Fingerprint(it)?.let { fp -> signatures.add(fp) }
}
}
return if (signatures.isEmpty()) null else signatures.toList()
return if (signatures.isEmpty()) null else signatures
} catch (e: Exception) {
Log.e(Signature::class.java.simpleName, "Error getting signatures", e)
return null
@@ -305,17 +321,24 @@ object Signature {
}
/**
* Combines a list of signature into a single string for database storage.
* Combines a list of signatures into a single string for database storage.
*
* @return A single string with fingerprints joined by a ##SIG## delimiter,
* or null if the input list is null or empty.
*/
fun SigningInfo.getApplicationFingerprints(): String? {
val fingerprints = getAllFingerprints(this)
val fingerprints = getAllFingerprints()
if (fingerprints.isNullOrEmpty()) {
return null
}
return fingerprints.joinToString(SIGNATURE_DELIMITER)
return fingerprints.singleLineFingerprints()
}
/**
* Combines a set of signatures into a single string for database storage.
*/
fun Set<String>.singleLineFingerprints(): String? {
return this.joinToString(SIGNATURE_DELIMITER)
}
/**