2 * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
12 #ifndef HEADER_ASYNC_H
13 # define HEADER_ASYNC_H
16 # if defined(BASETYPES) || defined(_WINDEF_H)
17 /* application has to include <windows.h> to use this */
18 #define OSSL_ASYNC_FD HANDLE
19 #define OSSL_BAD_ASYNC_FD INVALID_HANDLE_VALUE
22 #define OSSL_ASYNC_FD int
23 #define OSSL_BAD_ASYNC_FD -1
25 # include <openssl/asyncerr.h>
32 typedef struct async_job_st ASYNC_JOB
;
33 typedef struct async_wait_ctx_st ASYNC_WAIT_CTX
;
34 typedef int (*ASYNC_callback_fn
)(void *arg
);
37 #define ASYNC_NO_JOBS 1
39 #define ASYNC_FINISH 3
41 #define ASYNC_STATUS_UNSUPPORTED 0
42 #define ASYNC_STATUS_ERR 1
43 #define ASYNC_STATUS_OK 2
44 #define ASYNC_STATUS_EAGAIN 3
46 int ASYNC_init_thread(size_t max_size
, size_t init_size
);
47 void ASYNC_cleanup_thread(void);
50 ASYNC_WAIT_CTX
*ASYNC_WAIT_CTX_new(void);
51 void ASYNC_WAIT_CTX_free(ASYNC_WAIT_CTX
*ctx
);
52 int ASYNC_WAIT_CTX_set_wait_fd(ASYNC_WAIT_CTX
*ctx
, const void *key
,
55 void (*cleanup
)(ASYNC_WAIT_CTX
*, const void *,
56 OSSL_ASYNC_FD
, void *));
57 int ASYNC_WAIT_CTX_get_fd(ASYNC_WAIT_CTX
*ctx
, const void *key
,
58 OSSL_ASYNC_FD
*fd
, void **custom_data
);
59 int ASYNC_WAIT_CTX_get_all_fds(ASYNC_WAIT_CTX
*ctx
, OSSL_ASYNC_FD
*fd
,
61 int ASYNC_WAIT_CTX_get_callback(ASYNC_WAIT_CTX
*ctx
,
62 ASYNC_callback_fn
*callback
,
64 int ASYNC_WAIT_CTX_set_callback(ASYNC_WAIT_CTX
*ctx
,
65 ASYNC_callback_fn callback
,
67 int ASYNC_WAIT_CTX_set_status(ASYNC_WAIT_CTX
*ctx
, int status
);
68 int ASYNC_WAIT_CTX_get_status(ASYNC_WAIT_CTX
*ctx
);
69 int ASYNC_WAIT_CTX_get_changed_fds(ASYNC_WAIT_CTX
*ctx
, OSSL_ASYNC_FD
*addfd
,
70 size_t *numaddfds
, OSSL_ASYNC_FD
*delfd
,
72 int ASYNC_WAIT_CTX_clear_fd(ASYNC_WAIT_CTX
*ctx
, const void *key
);
75 int ASYNC_is_capable(void);
77 int ASYNC_start_job(ASYNC_JOB
**job
, ASYNC_WAIT_CTX
*ctx
, int *ret
,
78 int (*func
)(void *), void *args
, size_t size
);
79 int ASYNC_pause_job(void);
81 ASYNC_JOB
*ASYNC_get_current_job(void);
82 ASYNC_WAIT_CTX
*ASYNC_get_wait_ctx(ASYNC_JOB
*job
);
83 void ASYNC_block_pause(void);
84 void ASYNC_unblock_pause(void);