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Added 260 new Crypto algorithms by #1589
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55 changes: 55 additions & 0 deletions
55
app/src/main/java/ru/tech/imageresizershrinker/app/presentation/components/utils/Security.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * ImageToolbox is an image editor for android | ||
| * Copyright (c) 2025 T8RIN (Malik Mukhametzyanov) | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * | ||
| * 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. | ||
| * | ||
| * You should have received a copy of the Apache License | ||
| * along with this program. If not, see <http://www.apache.org/licenses/LICENSE-2.0>. | ||
| */ | ||
|
|
||
| package ru.tech.imageresizershrinker.app.presentation.components.utils | ||
|
|
||
| import kotlinx.coroutines.CoroutineScope | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.launch | ||
| import org.bouncycastle.asn1.ASN1ObjectIdentifier | ||
| import org.bouncycastle.jce.provider.BouncyCastleProvider | ||
| import org.bouncycastle.operator.DefaultAlgorithmNameFinder | ||
| import ru.tech.imageresizershrinker.core.domain.model.CipherType | ||
| import ru.tech.imageresizershrinker.core.domain.model.HashingType | ||
| import java.security.Security | ||
| import kotlin.text.all | ||
|
|
||
| internal fun registerSecurityProviders() { | ||
| Security.removeProvider(BouncyCastleProvider.PROVIDER_NAME) | ||
| Security.addProvider(BouncyCastleProvider()) | ||
|
|
||
| HashingType.registerSecurityMessageDigests( | ||
| Security.getAlgorithms("MessageDigest").filterNotNull() | ||
| ) | ||
|
|
||
| CoroutineScope(Dispatchers.Default).launch { | ||
| val finder = DefaultAlgorithmNameFinder() | ||
|
|
||
| CipherType.registerSecurityCiphers( | ||
| Security.getAlgorithms("Cipher").filterNotNull().map { cipher -> | ||
| val oid = cipher.removePrefix("OID.") | ||
| if (oid.all { it.isDigit() || it.isWhitespace() || it == '.' }) { | ||
| finder.getAlgorithmName( | ||
| ASN1ObjectIdentifier(oid) | ||
| ) | ||
| } else { | ||
| oid | ||
| } | ||
| } | ||
| ) | ||
| } | ||
| } |
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69 changes: 69 additions & 0 deletions
69
core/domain/src/main/kotlin/ru/tech/imageresizershrinker/core/domain/model/CipherType.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,69 @@ | ||
| /* | ||
| * ImageToolbox is an image editor for android | ||
| * Copyright (c) 2025 T8RIN (Malik Mukhametzyanov) | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * | ||
| * 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. | ||
| * | ||
| * You should have received a copy of the Apache License | ||
| * along with this program. If not, see <http://www.apache.org/licenses/LICENSE-2.0>. | ||
| */ | ||
|
|
||
| package ru.tech.imageresizershrinker.core.domain.model | ||
|
|
||
| @ConsistentCopyVisibility | ||
| /** | ||
| * [CipherType] multiplatform domain wrapper for java Cipher, in order to add custom digests, you need to call [registerSecurityCiphers] when process created | ||
| **/ | ||
| data class CipherType private constructor( | ||
| val cipher: String, | ||
| val name: String = cipher | ||
| ) { | ||
| companion object { | ||
| val AES_NO_PADDING = CipherType("AES/GCM/NoPadding") | ||
|
|
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| private var securityCiphers: List<String>? = null | ||
|
|
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| fun registerSecurityCiphers(ciphers: List<String>) { | ||
| if (!securityCiphers.isNullOrEmpty()) { | ||
| throw IllegalArgumentException("SecurityCiphers already registered") | ||
| } | ||
| securityCiphers = ciphers.distinctBy { it.replace("OID.", "").uppercase() } | ||
| } | ||
|
|
||
| val entries: List<CipherType> by lazy { | ||
| val available = securityCiphers?.mapNotNull { cipher -> | ||
| if (cipher.isEmpty()) null | ||
| else { | ||
| val strippedCipher = cipher.replace("OID.", "") | ||
| SecureAlgorithmsMapping.findMatch(strippedCipher)?.let { mapping -> | ||
| CipherType( | ||
| cipher = cipher, | ||
| name = mapping.algorithm | ||
| ) | ||
| } ?: CipherType(cipher = cipher) | ||
| } | ||
| }?.sortedBy { it.cipher } ?: emptyList() | ||
|
|
||
| listOf( | ||
| AES_NO_PADDING | ||
| ).let { | ||
| it + available | ||
| }.distinctBy { it.name.replace("-", "") } | ||
| } | ||
|
|
||
| fun fromString( | ||
| cipher: String? | ||
| ): CipherType? = cipher?.let { | ||
| entries.find { | ||
| it.cipher == cipher | ||
| } | ||
| } | ||
| } | ||
| } |
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