Add empty CCM file

CryptoSwift.xcodeproj/project.pbxproj

@@ -114,6 +114,7 @@
 		75EC52B71EE8B83D0048EB3B /* Updatable.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75EC52771EE8B6CA0048EB3B /* Updatable.swift */; };
 		75EC52B81EE8B83D0048EB3B /* Utils.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75EC52781EE8B6CA0048EB3B /* Utils.swift */; };
 		75EC52B91EE8B83D0048EB3B /* ZeroPadding.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75EC52791EE8B6CA0048EB3B /* ZeroPadding.swift */; };
+		75F4E434216C93EF00F09710 /* CCM.swift in Sources */ = {isa = PBXBuildFile; fileRef = 75F4E433216C93EF00F09710 /* CCM.swift */; };
 		E3FD2D531D6B81CE00A9F35F /* Error+Extension.swift in Sources */ = {isa = PBXBuildFile; fileRef = E3FD2D511D6B813C00A9F35F /* Error+Extension.swift */; };
 		E6200E141FB9A7AE00258382 /* HKDF.swift in Sources */ = {isa = PBXBuildFile; fileRef = E6200E131FB9A7AE00258382 /* HKDF.swift */; };
 		E6200E171FB9B68C00258382 /* HKDFTests.swift in Sources */ = {isa = PBXBuildFile; fileRef = E6200E151FB9B67C00258382 /* HKDFTests.swift */; };
@@ -353,6 +354,7 @@
 		75EC52791EE8B6CA0048EB3B /* ZeroPadding.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ZeroPadding.swift; sourceTree = "<group>"; };
 		75EC527A1EE8B6CA0048EB3B /* CryptoSwift.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = CryptoSwift.h; sourceTree = "<group>"; };
 		75EDCB811DAC4CA400D270E0 /* LinuxMain.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; name = LinuxMain.swift; path = Tests/LinuxMain.swift; sourceTree = SOURCE_ROOT; };
+		75F4E433216C93EF00F09710 /* CCM.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = CCM.swift; sourceTree = "<group>"; };
 		E3FD2D511D6B813C00A9F35F /* Error+Extension.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = "Error+Extension.swift"; sourceTree = "<group>"; };
 		E6200E131FB9A7AE00258382 /* HKDF.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = HKDF.swift; sourceTree = "<group>"; };
 		E6200E151FB9B67C00258382 /* HKDFTests.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = HKDFTests.swift; sourceTree = "<group>"; };
@@ -604,6 +606,7 @@
 				75EC52431EE8B6CA0048EB3B /* CFB.swift */,
 				75EC52441EE8B6CA0048EB3B /* CTR.swift */,
 				7523742C2083C61C0016D662 /* GCM.swift */,
+				75F4E433216C93EF00F09710 /* CCM.swift */,
 				75EC52451EE8B6CA0048EB3B /* ECB.swift */,
 				75EC52461EE8B6CA0048EB3B /* OFB.swift */,
 				75EC52471EE8B6CA0048EB3B /* PCBC.swift */,
@@ -767,7 +770,7 @@
 					75211F91207249D8004E41F8 = {
 						CreatedOnToolsVersion = 9.3;
 						LastSwiftMigration = 1000;
-						ProvisioningStyle = Manual;
+						ProvisioningStyle = Automatic;
 					};
 					754BE45419693E190098E6F3 = {
 						CreatedOnToolsVersion = 6.0;
@@ -904,6 +907,7 @@
 				75EC52AF1EE8B83D0048EB3B /* SHA1.swift in Sources */,
 				75EC52801EE8B8130048EB3B /* Bit.swift in Sources */,
 				75EC52971EE8B8200048EB3B /* ChaCha20+Foundation.swift in Sources */,
+				75F4E434216C93EF00F09710 /* CCM.swift in Sources */,
 				75EC52871EE8B8170048EB3B /* CTR.swift in Sources */,
 				75EC52A21EE8B8290048EB3B /* MD5.swift in Sources */,
 				75EC527C1EE8B8130048EB3B /* AES.swift in Sources */,

Sources/CryptoSwift/BlockMode/CCM.swift

@@ -0,0 +1,52 @@
+////  CryptoSwift
+//
+//  Copyright (C) 2014-__YEAR__ Marcin Krzyżanowski <marcin@krzyzanowskim.com>
+//  This software is provided 'as-is', without any express or implied warranty.
+//
+//  In no event will the authors be held liable for any damages arising from the use of this software.
+//
+//  Permission is granted to anyone to use this software for any purpose,including commercial applications, and to alter it and redistribute it freely, subject to the following restrictions:
+//
+//  - The origin of this software must not be misrepresented; you must not claim that you wrote the original software. If you use this software in a product, an acknowledgment in the product documentation is required.
+//  - Altered source versions must be plainly marked as such, and must not be misrepresented as being the original software.
+//  - This notice may not be removed or altered from any source or binary distribution.
+//
+
+// CCM mode combines the well known CBC-MAC with the well known counter mode of encryption.
+
+public final class CCM: BlockMode {
+    public enum Error: Swift.Error {
+        /// Invalid IV
+        case invalidInitializationVector
+    }
+
+    public let options: BlockModeOption = [.initializationVectorRequired, .useEncryptToDecrypt]
+
+    public func worker(blockSize: Int, cipherOperation: @escaping CipherOperationOnBlock) throws -> CipherModeWorker {
+        fatalError("Not implemented")
+    }
+}
+
+
+struct CCMModeWorker: StreamModeWorker, CounterModeWorker {
+    var counter: CTRModeWorker.CTRCounter
+
+    func seek(to position: Int) throws {
+        fatalError("Unimplemented")
+    }
+
+    typealias Counter = CTRModeWorker.CTRCounter
+
+    var cipherOperation: CipherOperationOnBlock
+
+    var additionalBufferSize: Int
+
+    func encrypt(block plaintext: ArraySlice<UInt8>) -> Array<UInt8> {
+        fatalError("Unimplemented")
+    }
+
+    func decrypt(block ciphertext: ArraySlice<UInt8>) -> Array<UInt8> {
+        fatalError("Unimplemented")
+    }
+
+}