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aes_ssse3.h revision 1.3 
      1 /*	$NetBSD: aes_ssse3.h,v 1.3 2020/07/25 22:31:04 riastradh Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2020 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     26  * POSSIBILITY OF SUCH DAMAGE.
     27  */
     28 
     29 #ifndef	_CRYPTO_AES_ARCH_X86_AES_SSSE3_H
     30 #define	_CRYPTO_AES_ARCH_X86_AES_SSSE3_H
     31 
     32 #include <sys/types.h>
     33 
     34 #include <crypto/aes/aes_impl.h>
     35 
     36 struct aesenc;
     37 struct aesdec;
     38 
     39 /*
     40  * These functions MUST NOT use any vector registers for parameters or
     41  * results -- the caller is compiled with -mno-sse &c. in the kernel,
     42  * and dynamically turns on the vector unit just before calling them.
     43  * Internal subroutines that use the vector unit for parameters are
     44  * declared in aes_ssse3_impl.h instead.
     45  */
     46 
     47 void aes_ssse3_setenckey(struct aesenc *, const uint8_t *, unsigned);
     48 void aes_ssse3_setdeckey(struct aesdec *, const uint8_t *, unsigned);
     49 
     50 void aes_ssse3_enc(const struct aesenc *, const uint8_t[static 16],
     51     uint8_t[static 16], uint32_t);
     52 void aes_ssse3_dec(const struct aesdec *, const uint8_t[static 16],
     53     uint8_t[static 16], uint32_t);
     54 void aes_ssse3_cbc_enc(const struct aesenc *, const uint8_t[static 16],
     55     uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
     56 void aes_ssse3_cbc_dec(const struct aesdec *, const uint8_t[static 16],
     57     uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
     58 void aes_ssse3_xts_enc(const struct aesenc *, const uint8_t[static 16],
     59     uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
     60 void aes_ssse3_xts_dec(const struct aesdec *, const uint8_t[static 16],
     61     uint8_t[static 16], size_t, uint8_t[static 16], uint32_t);
     62 void aes_ssse3_cbcmac_update1(const struct aesenc *, const uint8_t[static 16],
     63     size_t, uint8_t[static 16], uint32_t);
     64 void aes_ssse3_ccm_enc1(const struct aesenc *, const uint8_t[static 16],
     65     uint8_t[static 16], size_t, uint8_t[static 32], uint32_t);
     66 void aes_ssse3_ccm_dec1(const struct aesenc *, const uint8_t[static 16],
     67     uint8_t[static 16], size_t, uint8_t[static 32], uint32_t);
     68 
     69 int aes_ssse3_selftest(void);
     70 
     71 extern struct aes_impl aes_ssse3_impl;
     72 
     73 #endif	/* _CRYPTO_AES_ARCH_X86_AES_SSSE3_H */
     74