diff options
Diffstat (limited to 'providers/common/include/internal/ciphers/cipher_aead.h')
-rw-r--r-- | providers/common/include/internal/ciphers/cipher_aead.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/providers/common/include/internal/ciphers/cipher_aead.h b/providers/common/include/internal/ciphers/cipher_aead.h new file mode 100644 index 0000000000..a2fe87e967 --- /dev/null +++ b/providers/common/include/internal/ciphers/cipher_aead.h @@ -0,0 +1,49 @@ +/* + * Copyright 2019 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 + */ + +/* TODO(3.0) Figure out what flags are really needed */ +#define AEAD_FLAGS (EVP_CIPH_FLAG_AEAD_CIPHER | EVP_CIPH_FLAG_DEFAULT_ASN1 \ + | EVP_CIPH_CUSTOM_IV | EVP_CIPH_FLAG_CUSTOM_CIPHER \ + | EVP_CIPH_ALWAYS_CALL_INIT | EVP_CIPH_CTRL_INIT \ + | EVP_CIPH_CUSTOM_COPY) + +#define IMPLEMENT_aead_cipher(alg, lc, UCMODE, flags, kbits, blkbits, ivbits) \ +static OSSL_OP_cipher_get_params_fn alg##_##kbits##_##lc##_get_params; \ +static int alg##_##kbits##_##lc##_get_params(OSSL_PARAM params[]) \ +{ \ + return cipher_generic_get_params(params, EVP_CIPH_##UCMODE##_MODE, \ + flags, kbits, blkbits, ivbits); \ +} \ +static OSSL_OP_cipher_newctx_fn alg##kbits##lc##_newctx; \ +static void * alg##kbits##lc##_newctx(void *provctx) \ +{ \ + return alg##_##lc##_newctx(provctx, kbits); \ +} \ +const OSSL_DISPATCH 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))cipher_generic_gettable_params }, \ + { OSSL_FUNC_CIPHER_GETTABLE_CTX_PARAMS, \ + (void (*)(void))cipher_aead_gettable_ctx_params }, \ + { OSSL_FUNC_CIPHER_SETTABLE_CTX_PARAMS, \ + (void (*)(void))cipher_aead_settable_ctx_params }, \ + { 0, NULL } \ +} |