7 files changed, 30 insertions, 17 deletions
diff --git a/core/crypto/aes_context.cpp b/core/crypto/aes_context.cpp
index 8ef1f4f1d4..608f3c912c 100644
--- a/core/crypto/aes_context.cpp
+++ b/core/crypto/aes_context.cpp
@@ -112,5 +112,4 @@ void AESContext::_bind_methods() {
 }
 
 AESContext::AESContext() {
-	mode = MODE_MAX;
 }
diff --git a/core/crypto/aes_context.h b/core/crypto/aes_context.h
index 006ecee2ad..557bde1f04 100644
--- a/core/crypto/aes_context.h
+++ b/core/crypto/aes_context.h
@@ -32,7 +32,7 @@
 #define AES_CONTEXT_H
 
 #include "core/crypto/crypto_core.h"
-#include "core/reference.h"
+#include "core/object/reference.h"
 
 class AESContext : public Reference {
 	GDCLASS(AESContext, Reference);
@@ -47,7 +47,7 @@ public:
 	};
 
 private:
-	Mode mode;
+	Mode mode = MODE_MAX;
 	CryptoCore::AESContext ctx;
 	PackedByteArray iv;
 
diff --git a/core/crypto/crypto.cpp b/core/crypto/crypto.cpp
index 29d02e11df..d12108bca0 100644
--- a/core/crypto/crypto.cpp
+++ b/core/crypto/crypto.cpp
@@ -30,7 +30,7 @@
 
 #include "crypto.h"
 
-#include "core/engine.h"
+#include "core/config/engine.h"
 #include "core/io/certs_compressed.gen.h"
 #include "core/io/compression.h"
 
diff --git a/core/crypto/crypto.h b/core/crypto/crypto.h
index 916f7798eb..8325f043bf 100644
--- a/core/crypto/crypto.h
+++ b/core/crypto/crypto.h
@@ -32,10 +32,10 @@
 #define CRYPTO_H
 
 #include "core/crypto/hashing_context.h"
+#include "core/io/resource.h"
 #include "core/io/resource_loader.h"
 #include "core/io/resource_saver.h"
-#include "core/reference.h"
-#include "core/resource.h"
+#include "core/object/reference.h"
 
 class CryptoKey : public Resource {
 	GDCLASS(CryptoKey, Resource);
diff --git a/core/crypto/crypto_core.cpp b/core/crypto/crypto_core.cpp
index b0dc47e655..117e47d538 100644
--- a/core/crypto/crypto_core.cpp
+++ b/core/crypto/crypto_core.cpp
@@ -140,13 +140,19 @@ Error CryptoCore::AESContext::encrypt_ecb(const uint8_t p_src[16], uint8_t r_dst
 	return ret ? FAILED : OK;
 }
 
-Error CryptoCore::AESContext::decrypt_ecb(const uint8_t p_src[16], uint8_t r_dst[16]) {
-	int ret = mbedtls_aes_crypt_ecb((mbedtls_aes_context *)ctx, MBEDTLS_AES_DECRYPT, p_src, r_dst);
+Error CryptoCore::AESContext::encrypt_cbc(size_t p_length, uint8_t r_iv[16], const uint8_t *p_src, uint8_t *r_dst) {
+	int ret = mbedtls_aes_crypt_cbc((mbedtls_aes_context *)ctx, MBEDTLS_AES_ENCRYPT, p_length, r_iv, p_src, r_dst);
 	return ret ? FAILED : OK;
 }
 
-Error CryptoCore::AESContext::encrypt_cbc(size_t p_length, uint8_t r_iv[16], const uint8_t *p_src, uint8_t *r_dst) {
-	int ret = mbedtls_aes_crypt_cbc((mbedtls_aes_context *)ctx, MBEDTLS_AES_ENCRYPT, p_length, r_iv, p_src, r_dst);
+Error CryptoCore::AESContext::encrypt_cfb(size_t p_length, uint8_t p_iv[16], const uint8_t *p_src, uint8_t *r_dst) {
+	size_t iv_off = 0; // Ignore and assume 16-byte alignment.
+	int ret = mbedtls_aes_crypt_cfb128((mbedtls_aes_context *)ctx, MBEDTLS_AES_ENCRYPT, p_length, &iv_off, p_iv, p_src, r_dst);
+	return ret ? FAILED : OK;
+}
+
+Error CryptoCore::AESContext::decrypt_ecb(const uint8_t p_src[16], uint8_t r_dst[16]) {
+	int ret = mbedtls_aes_crypt_ecb((mbedtls_aes_context *)ctx, MBEDTLS_AES_DECRYPT, p_src, r_dst);
 	return ret ? FAILED : OK;
 }
 
@@ -155,6 +161,12 @@ Error CryptoCore::AESContext::decrypt_cbc(size_t p_length, uint8_t r_iv[16], con
 	return ret ? FAILED : OK;
 }
 
+Error CryptoCore::AESContext::decrypt_cfb(size_t p_length, uint8_t p_iv[16], const uint8_t *p_src, uint8_t *r_dst) {
+	size_t iv_off = 0; // Ignore and assume 16-byte alignment.
+	int ret = mbedtls_aes_crypt_cfb128((mbedtls_aes_context *)ctx, MBEDTLS_AES_DECRYPT, p_length, &iv_off, p_iv, p_src, r_dst);
+	return ret ? FAILED : OK;
+}
+
 // CryptoCore
 String CryptoCore::b64_encode_str(const uint8_t *p_src, int p_src_len) {
 	int b64len = p_src_len / 3 * 4 + 4 + 1;
diff --git a/core/crypto/crypto_core.h b/core/crypto/crypto_core.h
index 82df9c23a8..c2ec6febe3 100644
--- a/core/crypto/crypto_core.h
+++ b/core/crypto/crypto_core.h
@@ -31,13 +31,13 @@
 #ifndef CRYPTO_CORE_H
 #define CRYPTO_CORE_H
 
-#include "core/reference.h"
+#include "core/object/reference.h"
 
 class CryptoCore {
 public:
 	class MD5Context {
 	private:
-		void *ctx; // To include, or not to include...
+		void *ctx = nullptr; // To include, or not to include...
 
 	public:
 		MD5Context();
@@ -50,7 +50,7 @@ public:
 
 	class SHA1Context {
 	private:
-		void *ctx; // To include, or not to include...
+		void *ctx = nullptr; // To include, or not to include...
 
 	public:
 		SHA1Context();
@@ -63,7 +63,7 @@ public:
 
 	class SHA256Context {
 	private:
-		void *ctx; // To include, or not to include...
+		void *ctx = nullptr; // To include, or not to include...
 
 	public:
 		SHA256Context();
@@ -76,7 +76,7 @@ public:
 
 	class AESContext {
 	private:
-		void *ctx; // To include, or not to include...
+		void *ctx = nullptr; // To include, or not to include...
 
 	public:
 		AESContext();
@@ -88,6 +88,8 @@ public:
 		Error decrypt_ecb(const uint8_t p_src[16], uint8_t r_dst[16]);
 		Error encrypt_cbc(size_t p_length, uint8_t r_iv[16], const uint8_t *p_src, uint8_t *r_dst);
 		Error decrypt_cbc(size_t p_length, uint8_t r_iv[16], const uint8_t *p_src, uint8_t *r_dst);
+		Error encrypt_cfb(size_t p_length, uint8_t p_iv[16], const uint8_t *p_src, uint8_t *r_dst);
+		Error decrypt_cfb(size_t p_length, uint8_t p_iv[16], const uint8_t *p_src, uint8_t *r_dst);
 	};
 
 	static String b64_encode_str(const uint8_t *p_src, int p_src_len);
diff --git a/core/crypto/hashing_context.h b/core/crypto/hashing_context.h
index f9454fa891..7cd55ba267 100644
--- a/core/crypto/hashing_context.h
+++ b/core/crypto/hashing_context.h
@@ -31,7 +31,7 @@
 #ifndef HASHING_CONTEXT_H
 #define HASHING_CONTEXT_H
 
-#include "core/reference.h"
+#include "core/object/reference.h"
 
 class HashingContext : public Reference {
 	GDCLASS(HashingContext, Reference);
@@ -45,7 +45,7 @@ public:
 
 private:
 	void *ctx = nullptr;
-	HashType type;
+	HashType type = HASH_MD5;
 
 protected:
 	static void _bind_methods();