Add WithCrt

Author: lauzadis

aws-crt-kotlin/native/src/aws/sdk/kotlin/crt/WithCrt.kt

@@ -0,0 +1,11 @@
+/*
+ * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
+ * SPDX-License-Identifier: Apache-2.0
+ */
+package aws.sdk.kotlin.crt
+
+public open class WithCrt() {
+    init {
+        CRT.initRuntime {  }
+    }
+}

aws-crt-kotlin/native/src/aws/sdk/kotlin/crt/util/hashing/CrcNative.kt

@@ -4,7 +4,7 @@
  */
 package aws.sdk.kotlin.crt.util.hashing
 
-import aws.sdk.kotlin.crt.CRT
+import aws.sdk.kotlin.crt.WithCrt
 import kotlinx.cinterop.*
 import libcrt.aws_checksums_crc32
 import libcrt.aws_checksums_crc32c
@@ -21,10 +21,6 @@ internal typealias AwsChecksumsCrcFunction = (
 ) -> uint32_t
 
 internal class Crc(val checksumFn: AwsChecksumsCrcFunction) : HashFunction {
-    init {
-        CRT.initRuntime { }
-    }
-
     private var crc = 0U
 
     override fun update(input: ByteArray, offset: Int, length: Int) {
@@ -53,7 +49,7 @@ internal class Crc(val checksumFn: AwsChecksumsCrcFunction) : HashFunction {
 /**
  * A CRC32 [HashFunction] implemented using bindings to CRT.
  */
-public class Crc32 : HashFunction {
+public class Crc32 : HashFunction, WithCrt() {
     private val crc32 = Crc(::aws_checksums_crc32)
     override fun update(input: ByteArray, offset: Int, length: Int) {
         crc32.update(input, offset, length)
@@ -67,7 +63,7 @@ public class Crc32 : HashFunction {
 /**
  * A CRC32C [HashFunction] implemented using bindings to CRT.
  */
-public class Crc32c : HashFunction {
+public class Crc32c : HashFunction, WithCrt() {
     private val crc32c = Crc(::aws_checksums_crc32c)
     override fun update(input: ByteArray, offset: Int, length: Int) {
         crc32c.update(input, offset, length)

aws-crt-kotlin/native/src/aws/sdk/kotlin/crt/util/hashing/Md5Native.kt

@@ -6,6 +6,7 @@ package aws.sdk.kotlin.crt.util.hashing
 
 import aws.sdk.kotlin.crt.Allocator
 import aws.sdk.kotlin.crt.CRT
+import aws.sdk.kotlin.crt.WithCrt
 import aws.sdk.kotlin.crt.awsAssertOpSuccess
 import kotlinx.cinterop.addressOf
 import kotlinx.cinterop.cValue
@@ -23,11 +24,7 @@ import libcrt.aws_md5_new
 /**
  * MD5 hash function implemented using bindings to CRT
  */
-public class Md5 : HashFunction {
-    init {
-        CRT.initRuntime { }
-    }
-
+public class Md5 : HashFunction, WithCrt() {
     private var md5 = checkNotNull(aws_md5_new(Allocator.Default)) { "aws_md5_new" }
 
     override fun update(input: ByteArray, offset: Int, length: Int) {

aws-crt-kotlin/native/src/aws/sdk/kotlin/crt/util/hashing/ShaNative.kt

@@ -6,6 +6,7 @@ package aws.sdk.kotlin.crt.util.hashing
 
 import aws.sdk.kotlin.crt.Allocator
 import aws.sdk.kotlin.crt.CRT
+import aws.sdk.kotlin.crt.WithCrt
 import aws.sdk.kotlin.crt.awsAssertOpSuccess
 import kotlinx.cinterop.*
 import libcrt.*
@@ -20,7 +21,7 @@ internal typealias InitializeHashFn = (
 /**
  * SHA-1 hash function implemented using bindings to CRT
  */
-public class Sha1 : HashFunction {
+public class Sha1 : HashFunction, WithCrt() {
     private val sha1 = Sha(::aws_sha1_new)
     override fun update(input: ByteArray, offset: Int, length: Int) {
         sha1.update(input, offset, length)
@@ -34,7 +35,7 @@ public class Sha1 : HashFunction {
 /**
  * SHA-256 hash function implemented using bindings to CRT
  */
-public class Sha256 : HashFunction {
+public class Sha256 : HashFunction, WithCrt() {
     private val sha256 = Sha(::aws_sha256_new)
     override fun update(input: ByteArray, offset: Int, length: Int) {
         sha256.update(input, offset, length)
@@ -49,7 +50,6 @@ internal class Sha(val initializeFn: InitializeHashFn) : HashFunction {
     private var hash: CPointer<aws_hash>
 
     init {
-        CRT.initRuntime { }
         hash = initializeHash()
     }