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/*
* Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (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
*/
#ifndef HEADER_AFALG_H
# define HEADER_AFALG_H
# if defined(__GNUC__) && __GNUC__ >= 4 && \
(!defined(__STDC_VERSION__) || __STDC_VERSION__ < 199901L)
# pragma GCC diagnostic ignored "-Wvariadic-macros"
# endif
# ifdef ALG_DEBUG
# define ALG_DGB(x, ...) fprintf(stderr, "ALG_DBG: " x, __VA_ARGS__)
# define ALG_INFO(x, ...) fprintf(stderr, "ALG_INFO: " x, __VA_ARGS__)
# define ALG_WARN(x, ...) fprintf(stderr, "ALG_WARN: " x, __VA_ARGS__)
# else
# define ALG_DGB(x, ...)
# define ALG_INFO(x, ...)
# define ALG_WARN(x, ...)
# endif
# define ALG_ERR(x, ...) fprintf(stderr, "ALG_ERR: " x, __VA_ARGS__)
# define ALG_PERR(x, ...) \
do { \
fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
perror(NULL); \
} while(0)
# define ALG_PWARN(x, ...) \
do { \
fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
perror(NULL); \
} while(0)
# ifndef AES_BLOCK_SIZE
# define AES_BLOCK_SIZE 16
# endif
# define AES_KEY_SIZE_128 16
# define AES_IV_LEN 16
# define MAX_INFLIGHTS 1
typedef enum {
MODE_UNINIT = 0,
MODE_SYNC,
MODE_ASYNC
} op_mode;
struct afalg_aio_st {
int efd;
op_mode mode;
aio_context_t aio_ctx;
struct io_event events[MAX_INFLIGHTS];
struct iocb cbt[MAX_INFLIGHTS];
};
typedef struct afalg_aio_st afalg_aio;
/*
* MAGIC Number to identify correct initialisation
* of afalg_ctx.
*/
# define MAGIC_INIT_NUM 0x1890671
struct afalg_ctx_st {
int init_done;
int sfd;
int bfd;
# ifdef ALG_ZERO_COPY
int zc_pipe[2];
# endif
afalg_aio aio;
};
typedef struct afalg_ctx_st afalg_ctx;
#endif
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