[331] | 1 | /*
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| 2 | * Copyright 2016 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the OpenSSL license (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | #ifndef HEADER_AFALG_H
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| 11 | # define HEADER_AFALG_H
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| 12 |
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| 13 | # ifdef ALG_DEBUG
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| 14 | # define ALG_DGB(x, ...) fprintf(stderr, "ALG_DBG: " x, __VA_ARGS__)
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| 15 | # define ALG_INFO(x, ...) fprintf(stderr, "ALG_INFO: " x, __VA_ARGS__)
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| 16 | # define ALG_WARN(x, ...) fprintf(stderr, "ALG_WARN: " x, __VA_ARGS__)
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| 17 | # else
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| 18 | # define ALG_DGB(x, ...)
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| 19 | # define ALG_INFO(x, ...)
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| 20 | # define ALG_WARN(x, ...)
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| 21 | # endif
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| 22 |
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| 23 | # define ALG_ERR(x, ...) fprintf(stderr, "ALG_ERR: " x, __VA_ARGS__)
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| 24 | # define ALG_PERR(x, ...) \
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| 25 | do { \
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| 26 | fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
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| 27 | perror(NULL); \
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| 28 | } while(0)
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| 29 | # define ALG_PWARN(x, ...) \
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| 30 | do { \
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| 31 | fprintf(stderr, "ALG_PERR: " x, __VA_ARGS__); \
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| 32 | perror(NULL); \
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| 33 | } while(0)
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| 34 |
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| 35 | # ifndef AES_BLOCK_SIZE
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| 36 | # define AES_BLOCK_SIZE 16
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| 37 | # endif
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| 38 | # define AES_KEY_SIZE_128 16
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| 39 | # define AES_IV_LEN 16
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| 40 |
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| 41 | # define MAX_INFLIGHTS 1
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| 42 |
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| 43 | typedef enum {
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| 44 | MODE_UNINIT = 0,
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| 45 | MODE_SYNC,
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| 46 | MODE_ASYNC
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| 47 | } op_mode;
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| 48 |
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| 49 | struct afalg_aio_st {
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| 50 | int efd;
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| 51 | op_mode mode;
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| 52 | aio_context_t aio_ctx;
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| 53 | struct io_event events[MAX_INFLIGHTS];
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| 54 | struct iocb cbt[MAX_INFLIGHTS];
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| 55 | };
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| 56 | typedef struct afalg_aio_st afalg_aio;
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| 57 |
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| 58 | /*
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| 59 | * MAGIC Number to identify correct initialisation
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| 60 | * of afalg_ctx.
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| 61 | */
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| 62 | # define MAGIC_INIT_NUM 0x1890671
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| 63 |
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| 64 | struct afalg_ctx_st {
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| 65 | int init_done;
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| 66 | int sfd;
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| 67 | int bfd;
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| 68 | # ifdef ALG_ZERO_COPY
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| 69 | int zc_pipe[2];
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| 70 | # endif
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| 71 | afalg_aio aio;
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| 72 | };
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| 73 |
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| 74 | typedef struct afalg_ctx_st afalg_ctx;
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| 75 | #endif
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