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a3667c31 | 1 | /* |
6738bf14 | 2 | * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved. |
a3667c31 | 3 | * |
48f4ad77 | 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use |
21dcbebc RS |
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 | |
a3667c31 MC |
8 | */ |
9 | ||
316fae2a MC |
10 | #include <stdlib.h> |
11 | ||
ae4186b0 DMSP |
12 | #ifndef OPENSSL_ASYNC_H |
13 | # define OPENSSL_ASYNC_H | |
d86167ec DMSP |
14 | # pragma once |
15 | ||
16 | # include <openssl/macros.h> | |
936c2b9e | 17 | # ifndef OPENSSL_NO_DEPRECATED_3_0 |
d86167ec DMSP |
18 | # define HEADER_ASYNC_H |
19 | # endif | |
a3667c31 | 20 | |
8d35ceb9 | 21 | #if defined(_WIN32) |
f1f5ee17 AP |
22 | # if defined(BASETYPES) || defined(_WINDEF_H) |
23 | /* application has to include <windows.h> to use this */ | |
ff75a257 MC |
24 | #define OSSL_ASYNC_FD HANDLE |
25 | #define OSSL_BAD_ASYNC_FD INVALID_HANDLE_VALUE | |
f1f5ee17 | 26 | # endif |
2b2c78d4 | 27 | #else |
ff75a257 MC |
28 | #define OSSL_ASYNC_FD int |
29 | #define OSSL_BAD_ASYNC_FD -1 | |
2b2c78d4 | 30 | #endif |
52df25cf | 31 | # include <openssl/asyncerr.h> |
2b2c78d4 MC |
32 | |
33 | ||
a3667c31 MC |
34 | # ifdef __cplusplus |
35 | extern "C" { | |
36 | # endif | |
37 | ||
38 | typedef struct async_job_st ASYNC_JOB; | |
ff75a257 | 39 | typedef struct async_wait_ctx_st ASYNC_WAIT_CTX; |
9f5a87fd | 40 | typedef int (*ASYNC_callback_fn)(void *arg); |
a3667c31 MC |
41 | |
42 | #define ASYNC_ERR 0 | |
252d6d3a MC |
43 | #define ASYNC_NO_JOBS 1 |
44 | #define ASYNC_PAUSE 2 | |
45 | #define ASYNC_FINISH 3 | |
46 | ||
9f5a87fd PY |
47 | #define ASYNC_STATUS_UNSUPPORTED 0 |
48 | #define ASYNC_STATUS_ERR 1 | |
49 | #define ASYNC_STATUS_OK 2 | |
50 | #define ASYNC_STATUS_EAGAIN 3 | |
51 | ||
68487a9b MC |
52 | int ASYNC_init_thread(size_t max_size, size_t init_size); |
53 | void ASYNC_cleanup_thread(void); | |
a3667c31 | 54 | |
f1f5ee17 | 55 | #ifdef OSSL_ASYNC_FD |
ff75a257 MC |
56 | ASYNC_WAIT_CTX *ASYNC_WAIT_CTX_new(void); |
57 | void ASYNC_WAIT_CTX_free(ASYNC_WAIT_CTX *ctx); | |
58 | int ASYNC_WAIT_CTX_set_wait_fd(ASYNC_WAIT_CTX *ctx, const void *key, | |
59 | OSSL_ASYNC_FD fd, | |
60 | void *custom_data, | |
61 | void (*cleanup)(ASYNC_WAIT_CTX *, const void *, | |
62 | OSSL_ASYNC_FD, void *)); | |
63 | int ASYNC_WAIT_CTX_get_fd(ASYNC_WAIT_CTX *ctx, const void *key, | |
64 | OSSL_ASYNC_FD *fd, void **custom_data); | |
65 | int ASYNC_WAIT_CTX_get_all_fds(ASYNC_WAIT_CTX *ctx, OSSL_ASYNC_FD *fd, | |
66 | size_t *numfds); | |
9f5a87fd PY |
67 | int ASYNC_WAIT_CTX_get_callback(ASYNC_WAIT_CTX *ctx, |
68 | ASYNC_callback_fn *callback, | |
69 | void **callback_arg); | |
70 | int ASYNC_WAIT_CTX_set_callback(ASYNC_WAIT_CTX *ctx, | |
71 | ASYNC_callback_fn callback, | |
72 | void *callback_arg); | |
73 | int ASYNC_WAIT_CTX_set_status(ASYNC_WAIT_CTX *ctx, int status); | |
74 | int ASYNC_WAIT_CTX_get_status(ASYNC_WAIT_CTX *ctx); | |
ff75a257 MC |
75 | int ASYNC_WAIT_CTX_get_changed_fds(ASYNC_WAIT_CTX *ctx, OSSL_ASYNC_FD *addfd, |
76 | size_t *numaddfds, OSSL_ASYNC_FD *delfd, | |
77 | size_t *numdelfds); | |
78 | int ASYNC_WAIT_CTX_clear_fd(ASYNC_WAIT_CTX *ctx, const void *key); | |
f1f5ee17 | 79 | #endif |
ff75a257 | 80 | |
667867cc MC |
81 | int ASYNC_is_capable(void); |
82 | ||
ff75a257 MC |
83 | int ASYNC_start_job(ASYNC_JOB **job, ASYNC_WAIT_CTX *ctx, int *ret, |
84 | int (*func)(void *), void *args, size_t size); | |
a3667c31 | 85 | int ASYNC_pause_job(void); |
a3667c31 | 86 | |
f4da39d2 | 87 | ASYNC_JOB *ASYNC_get_current_job(void); |
ff75a257 | 88 | ASYNC_WAIT_CTX *ASYNC_get_wait_ctx(ASYNC_JOB *job); |
e8dfb5bf MC |
89 | void ASYNC_block_pause(void); |
90 | void ASYNC_unblock_pause(void); | |
f4da39d2 | 91 | |
a3667c31 | 92 | |
0cd0a820 | 93 | # ifdef __cplusplus |
079a1a90 | 94 | } |
0cd0a820 | 95 | # endif |
a3667c31 | 96 | #endif |