65 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			65 lines
		
	
	
		
			2.2 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * The MORUS-1280 Authenticated-Encryption Algorithm
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|  *   Glue for SSE2 implementation
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|  *
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|  * Copyright (c) 2016-2018 Ondrej Mosnacek <omosnacek@gmail.com>
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|  * Copyright (C) 2017-2018 Red Hat, Inc. All rights reserved.
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|  *
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|  * This program is free software; you can redistribute it and/or modify it
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|  * under the terms of the GNU General Public License as published by the Free
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|  * Software Foundation; either version 2 of the License, or (at your option)
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|  * any later version.
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|  */
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| 
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| #include <crypto/internal/aead.h>
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| #include <crypto/morus1280_glue.h>
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| #include <linux/module.h>
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| #include <asm/fpu/api.h>
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| #include <asm/cpu_device_id.h>
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| 
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| asmlinkage void crypto_morus1280_sse2_init(void *state, const void *key,
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| 					   const void *iv);
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| asmlinkage void crypto_morus1280_sse2_ad(void *state, const void *data,
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| 					 unsigned int length);
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| 
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| asmlinkage void crypto_morus1280_sse2_enc(void *state, const void *src,
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| 					  void *dst, unsigned int length);
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| asmlinkage void crypto_morus1280_sse2_dec(void *state, const void *src,
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| 					  void *dst, unsigned int length);
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| 
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| asmlinkage void crypto_morus1280_sse2_enc_tail(void *state, const void *src,
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| 					       void *dst, unsigned int length);
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| asmlinkage void crypto_morus1280_sse2_dec_tail(void *state, const void *src,
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| 					       void *dst, unsigned int length);
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| 
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| asmlinkage void crypto_morus1280_sse2_final(void *state, void *tag_xor,
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| 					    u64 assoclen, u64 cryptlen);
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| 
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| MORUS1280_DECLARE_ALGS(sse2, "morus1280-sse2", 350);
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| 
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| static int __init crypto_morus1280_sse2_module_init(void)
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| {
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| 	if (!boot_cpu_has(X86_FEATURE_XMM2) ||
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| 	    !boot_cpu_has(X86_FEATURE_OSXSAVE) ||
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| 	    !cpu_has_xfeatures(XFEATURE_MASK_SSE, NULL))
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| 		return -ENODEV;
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| 
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| 	return crypto_register_aeads(crypto_morus1280_sse2_algs,
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| 				     ARRAY_SIZE(crypto_morus1280_sse2_algs));
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| }
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| 
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| static void __exit crypto_morus1280_sse2_module_exit(void)
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| {
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| 	crypto_unregister_aeads(crypto_morus1280_sse2_algs,
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| 				ARRAY_SIZE(crypto_morus1280_sse2_algs));
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| }
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| 
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| module_init(crypto_morus1280_sse2_module_init);
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| module_exit(crypto_morus1280_sse2_module_exit);
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| 
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| MODULE_LICENSE("GPL");
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| MODULE_AUTHOR("Ondrej Mosnacek <omosnacek@gmail.com>");
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| MODULE_DESCRIPTION("MORUS-1280 AEAD algorithm -- SSE2 implementation");
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| MODULE_ALIAS_CRYPTO("morus1280");
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| MODULE_ALIAS_CRYPTO("morus1280-sse2");
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