1/**************************************************************************/
2/* aes_context.h */
3/**************************************************************************/
4/* This file is part of: */
5/* GODOT ENGINE */
6/* https://godotengine.org */
7/**************************************************************************/
8/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
9/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
10/* */
11/* Permission is hereby granted, free of charge, to any person obtaining */
12/* a copy of this software and associated documentation files (the */
13/* "Software"), to deal in the Software without restriction, including */
14/* without limitation the rights to use, copy, modify, merge, publish, */
15/* distribute, sublicense, and/or sell copies of the Software, and to */
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17/* the following conditions: */
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29/**************************************************************************/
30
31#ifndef AES_CONTEXT_H
32#define AES_CONTEXT_H
33
34#include "core/crypto/crypto_core.h"
35#include "core/object/ref_counted.h"
36
37class AESContext : public RefCounted {
38 GDCLASS(AESContext, RefCounted);
39
40public:
41 enum Mode {
42 MODE_ECB_ENCRYPT,
43 MODE_ECB_DECRYPT,
44 MODE_CBC_ENCRYPT,
45 MODE_CBC_DECRYPT,
46 MODE_MAX
47 };
48
49private:
50 Mode mode = MODE_MAX;
51 CryptoCore::AESContext ctx;
52 PackedByteArray iv;
53
54protected:
55 static void _bind_methods();
56
57public:
58 Error start(Mode p_mode, PackedByteArray p_key, PackedByteArray p_iv = PackedByteArray());
59 PackedByteArray update(PackedByteArray p_src);
60 PackedByteArray get_iv_state();
61 void finish();
62
63 AESContext();
64};
65
66VARIANT_ENUM_CAST(AESContext::Mode);
67
68#endif // AES_CONTEXT_H
69