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4a42e264 | 1 | /* |
fbd2ece1 | 2 | * Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved. |
4a42e264 SL |
3 | * |
4 | * Licensed under the Apache License 2.0 (the "License"). You may not use | |
5 | * this file except in compliance with the License. You can obtain a copy | |
6 | * in the file LICENSE in the source distribution or at | |
7 | * https://www.openssl.org/source/license.html | |
8 | */ | |
9 | ||
1c3ace68 SL |
10 | #define UNINITIALISED_SIZET ((size_t)-1) |
11 | ||
4a42e264 | 12 | /* TODO(3.0) Figure out what flags are really needed */ |
6ef81d38 RL |
13 | #define AEAD_FLAGS (EVP_CIPH_FLAG_AEAD_CIPHER \ |
14 | | EVP_CIPH_CUSTOM_IV \ | |
6ef81d38 RL |
15 | | EVP_CIPH_ALWAYS_CALL_INIT \ |
16 | | EVP_CIPH_CTRL_INIT \ | |
17 | | EVP_CIPH_CUSTOM_COPY) | |
4a42e264 SL |
18 | |
19 | #define IMPLEMENT_aead_cipher(alg, lc, UCMODE, flags, kbits, blkbits, ivbits) \ | |
363b1e5d | 20 | static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_##lc##_get_params; \ |
4a42e264 SL |
21 | static int alg##_##kbits##_##lc##_get_params(OSSL_PARAM params[]) \ |
22 | { \ | |
592dcfd3 | 23 | return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \ |
4a42e264 SL |
24 | flags, kbits, blkbits, ivbits); \ |
25 | } \ | |
363b1e5d | 26 | static OSSL_FUNC_cipher_newctx_fn alg##kbits##lc##_newctx; \ |
4a42e264 SL |
27 | static void * alg##kbits##lc##_newctx(void *provctx) \ |
28 | { \ | |
29 | return alg##_##lc##_newctx(provctx, kbits); \ | |
30 | } \ | |
1be63951 | 31 | const OSSL_DISPATCH ossl_##alg##kbits##lc##_functions[] = { \ |
4a42e264 SL |
32 | { OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))alg##kbits##lc##_newctx }, \ |
33 | { OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))alg##_##lc##_freectx }, \ | |
34 | { OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void)) lc##_einit }, \ | |
35 | { OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void)) lc##_dinit }, \ | |
36 | { OSSL_FUNC_CIPHER_UPDATE, (void (*)(void)) lc##_stream_update }, \ | |
37 | { OSSL_FUNC_CIPHER_FINAL, (void (*)(void)) lc##_stream_final }, \ | |
38 | { OSSL_FUNC_CIPHER_CIPHER, (void (*)(void)) lc##_cipher }, \ | |
39 | { OSSL_FUNC_CIPHER_GET_PARAMS, \ | |
40 | (void (*)(void)) alg##_##kbits##_##lc##_get_params }, \ | |
41 | { OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \ | |
42 | (void (*)(void)) lc##_get_ctx_params }, \ | |
43 | { OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \ | |
44 | (void (*)(void)) lc##_set_ctx_params }, \ | |
45 | { OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \ | |
592dcfd3 | 46 | (void (*)(void))ossl_cipher_generic_gettable_params }, \ |
4a42e264 | 47 | { OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \ |
592dcfd3 | 48 | (void (*)(void))ossl_cipher_aead_gettable_ctx_params }, \ |
4a42e264 | 49 | { OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \ |
592dcfd3 | 50 | (void (*)(void))ossl_cipher_aead_settable_ctx_params }, \ |
4a42e264 SL |
51 | { 0, NULL } \ |
52 | } |