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/*
* Copyright 2019-2020 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the Apache License 2.0 (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
#define UNINITIALISED_SIZET ((size_t)-1)
#define AEAD_FLAGS (PROV_CIPHER_FLAG_AEAD | PROV_CIPHER_FLAG_CUSTOM_IV)
#define IMPLEMENT_aead_cipher(alg, lc, UCMODE, flags, kbits, blkbits, ivbits) \
static OSSL_FUNC_cipher_get_params_fn alg##_##kbits##_##lc##_get_params; \
static int alg##_##kbits##_##lc##_get_params(OSSL_PARAM params[]) \
{ \
return ossl_cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \
flags, kbits, blkbits, ivbits); \
} \
static OSSL_FUNC_cipher_newctx_fn alg##kbits##lc##_newctx; \
static void * alg##kbits##lc##_newctx(void *provctx) \
{ \
return alg##_##lc##_newctx(provctx, kbits); \
} \
const OSSL_DISPATCH ossl_##alg##kbits##lc##_functions[] = { \
{ OSSL_FUNC_CIPHER_NEWCTX, (void (*)(void))alg##kbits##lc##_newctx }, \
{ OSSL_FUNC_CIPHER_FREECTX, (void (*)(void))alg##_##lc##_freectx }, \
{ OSSL_FUNC_CIPHER_ENCRYPT_INIT, (void (*)(void)) lc##_einit }, \
{ OSSL_FUNC_CIPHER_DECRYPT_INIT, (void (*)(void)) lc##_dinit }, \
{ OSSL_FUNC_CIPHER_UPDATE, (void (*)(void)) lc##_stream_update }, \
{ OSSL_FUNC_CIPHER_FINAL, (void (*)(void)) lc##_stream_final }, \
{ OSSL_FUNC_CIPHER_CIPHER, (void (*)(void)) lc##_cipher }, \
{ OSSL_FUNC_CIPHER_GET_PARAMS, \
(void (*)(void)) alg##_##kbits##_##lc##_get_params }, \
{ OSSL_FUNC_CIPHER_GET_CTX_PARAMS, \
(void (*)(void)) lc##_get_ctx_params }, \
{ OSSL_FUNC_CIPHER_SET_CTX_PARAMS, \
(void (*)(void)) lc##_set_ctx_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_PARAMS, \
(void (*)(void))ossl_cipher_generic_gettable_params }, \
{ OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_aead_gettable_ctx_params }, \
{ OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \
(void (*)(void))ossl_cipher_aead_settable_ctx_params }, \
{ 0, NULL } \
}
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