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- #ifndef OSSL_ENGINES_E_AFALG_H
- # define OSSL_ENGINES_E_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_KEY_SIZE_192 24
- # define AES_KEY_SIZE_256 32
- # define AES_IV_LEN 16
- # define MAX_INFLIGHTS 1
- typedef enum {
- MODE_UNINIT = 0,
- MODE_SYNC,
- MODE_ASYNC
- } op_mode;
- enum {
- AES_CBC_128 = 0,
- AES_CBC_192,
- AES_CBC_256
- };
- struct cbc_cipher_handles {
- int key_size;
- EVP_CIPHER *_hidden;
- };
- typedef struct cbc_cipher_handles cbc_handles;
- 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;
- # 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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