mirror of https://github.com/openssl/openssl.git
96 lines
2.2 KiB
C
96 lines
2.2 KiB
C
/*
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* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#ifndef OSSL_ENGINES_E_AFALG_H
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# define OSSL_ENGINES_E_AFALG_H
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# if defined(__GNUC__) && __GNUC__ >= 4 && \
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(!defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L)
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# pragma GCC diagnostic ignored "-Wvariadic-macros"
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# endif
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# ifdef ALG_DEBUG
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# define ALG_DGB(x, ...) fprintf(stderr, "ALG_DBG: " x, __VA_ARGS__)
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# define ALG_INFO(x, ...) fprintf(stderr, "ALG_INFO: " x, __VA_ARGS__)
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# define ALG_WARN(x, ...) fprintf(stderr, "ALG_WARN: " x, __VA_ARGS__)
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# else
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# define ALG_DGB(x, ...)
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# define ALG_INFO(x, ...)
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# define ALG_WARN(x, ...)
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# endif
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# define ALG_ERR(x, ...) fprintf(stderr, "ALG_ERR: " x, __VA_ARGS__)
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# define ALG_PERR(x, ...) \
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do { \
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fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
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perror(NULL); \
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} while(0)
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# define ALG_PWARN(x, ...) \
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do { \
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fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
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perror(NULL); \
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} while(0)
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# ifndef AES_BLOCK_SIZE
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# define AES_BLOCK_SIZE 16
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# endif
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# define AES_KEY_SIZE_128 16
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# define AES_KEY_SIZE_192 24
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# define AES_KEY_SIZE_256 32
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# define AES_IV_LEN 16
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# define MAX_INFLIGHTS 1
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typedef enum {
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MODE_UNINIT = 0,
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MODE_SYNC,
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MODE_ASYNC
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} op_mode;
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enum {
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AES_CBC_128 = 0,
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AES_CBC_192,
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AES_CBC_256
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};
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struct cbc_cipher_handles {
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int key_size;
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EVP_CIPHER *_hidden;
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};
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typedef struct cbc_cipher_handles cbc_handles;
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struct afalg_aio_st {
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int efd;
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op_mode mode;
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aio_context_t aio_ctx;
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struct io_event events[MAX_INFLIGHTS];
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struct iocb cbt[MAX_INFLIGHTS];
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};
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typedef struct afalg_aio_st afalg_aio;
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/*
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* MAGIC Number to identify correct initialisation
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* of afalg_ctx.
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*/
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# define MAGIC_INIT_NUM 0x1890671
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struct afalg_ctx_st {
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int init_done;
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int sfd;
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int bfd;
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# ifdef ALG_ZERO_COPY
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int zc_pipe[2];
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# endif
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afalg_aio aio;
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};
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typedef struct afalg_ctx_st afalg_ctx;
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#endif
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