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1 | /********************************************************************** |
2 | Copyright(c) 2021 Arm Corporation All rights reserved. | |
3 | ||
4 | Redistribution and use in source and binary forms, with or without | |
5 | modification, are permitted provided that the following conditions | |
6 | are met: | |
7 | * Redistributions of source code must retain the above copyright | |
8 | notice, this list of conditions and the following disclaimer. | |
9 | * Redistributions in binary form must reproduce the above copyright | |
10 | notice, this list of conditions and the following disclaimer in | |
11 | the documentation and/or other materials provided with the | |
12 | distribution. | |
13 | * Neither the name of Arm Corporation nor the names of its | |
14 | contributors may be used to endorse or promote products derived | |
15 | from this software without specific prior written permission. | |
16 | ||
17 | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
18 | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
19 | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
20 | A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
21 | OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
22 | SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
23 | LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
24 | DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
25 | THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
26 | (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
27 | OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
28 | **********************************************************************/ | |
29 | .arch armv8-a+crypto | |
30 | .text | |
31 | ||
32 | #include "xts_aes_128_common.S" | |
33 | #include "xts_aes_common.S" | |
34 | ||
35 | /* | |
36 | * void XTS_AES_128_enc_expanded_key_ce( | |
37 | * uint8_t *k2, //!< expanded key used for tweaking, 16*11 bytes | |
38 | * uint8_t *k1, //!< expanded key used for encryption of tweaked plaintext, 16*11 bytes | |
39 | * uint8_t *TW_initial, //!< initial tweak value, 16 bytes | |
40 | * uint64_t N, //!< sector size, in bytes | |
41 | * const uint8_t *pt, //!< plaintext sector input data | |
42 | * uint8_t *ct //!< ciphertext sector output data | |
43 | * ); | |
44 | */ | |
45 | .global XTS_AES_128_enc_expanded_key_ce | |
46 | .type XTS_AES_128_enc_expanded_key_ce, %function | |
47 | XTS_AES_128_enc_expanded_key_ce: | |
48 | xts_aes_crypt 0,keyload_and_encrypt_tweak,vIV0,key2,key1 | |
49 | .size XTS_AES_128_enc_expanded_key_ce, .-XTS_AES_128_enc_expanded_key_ce |