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Edit File: async.h
/* * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved. * * Licensed under the Apache License 2.0 (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 */ #include <stdlib.h> #ifndef OPENSSL_ASYNC_H # define OPENSSL_ASYNC_H # pragma once # include <openssl/macros.h> # ifndef OPENSSL_NO_DEPRECATED_3_0 # define HEADER_ASYNC_H # endif #if defined(_WIN32) # if defined(BASETYPES) || defined(_WINDEF_H) /* application has to include <windows.h> to use this */ #define OSSL_ASYNC_FD HANDLE #define OSSL_BAD_ASYNC_FD INVALID_HANDLE_VALUE # endif #else #define OSSL_ASYNC_FD int #define OSSL_BAD_ASYNC_FD -1 #endif # include <openssl/asyncerr.h> # ifdef __cplusplus extern "C" { # endif typedef struct async_job_st ASYNC_JOB; typedef struct async_wait_ctx_st ASYNC_WAIT_CTX; typedef int (*ASYNC_callback_fn)(void *arg); #define ASYNC_ERR 0 #define ASYNC_NO_JOBS 1 #define ASYNC_PAUSE 2 #define ASYNC_FINISH 3 #define ASYNC_STATUS_UNSUPPORTED 0 #define ASYNC_STATUS_ERR 1 #define ASYNC_STATUS_OK 2 #define ASYNC_STATUS_EAGAIN 3 int ASYNC_init_thread(size_t max_size, size_t init_size); void ASYNC_cleanup_thread(void); #ifdef OSSL_ASYNC_FD ASYNC_WAIT_CTX *ASYNC_WAIT_CTX_new(void); void ASYNC_WAIT_CTX_free(ASYNC_WAIT_CTX *ctx); int ASYNC_WAIT_CTX_set_wait_fd(ASYNC_WAIT_CTX *ctx, const void *key, OSSL_ASYNC_FD fd, void *custom_data, void (*cleanup)(ASYNC_WAIT_CTX *, const void *, OSSL_ASYNC_FD, void *)); int ASYNC_WAIT_CTX_get_fd(ASYNC_WAIT_CTX *ctx, const void *key, OSSL_ASYNC_FD *fd, void **custom_data); int ASYNC_WAIT_CTX_get_all_fds(ASYNC_WAIT_CTX *ctx, OSSL_ASYNC_FD *fd, size_t *numfds); int ASYNC_WAIT_CTX_get_callback(ASYNC_WAIT_CTX *ctx, ASYNC_callback_fn *callback, void **callback_arg); int ASYNC_WAIT_CTX_set_callback(ASYNC_WAIT_CTX *ctx, ASYNC_callback_fn callback, void *callback_arg); int ASYNC_WAIT_CTX_set_status(ASYNC_WAIT_CTX *ctx, int status); int ASYNC_WAIT_CTX_get_status(ASYNC_WAIT_CTX *ctx); int ASYNC_WAIT_CTX_get_changed_fds(ASYNC_WAIT_CTX *ctx, OSSL_ASYNC_FD *addfd, size_t *numaddfds, OSSL_ASYNC_FD *delfd, size_t *numdelfds); int ASYNC_WAIT_CTX_clear_fd(ASYNC_WAIT_CTX *ctx, const void *key); #endif int ASYNC_is_capable(void); typedef void *(*ASYNC_stack_alloc_fn)(size_t *num); typedef void (*ASYNC_stack_free_fn)(void *addr); int ASYNC_set_mem_functions(ASYNC_stack_alloc_fn alloc_fn, ASYNC_stack_free_fn free_fn); void ASYNC_get_mem_functions(ASYNC_stack_alloc_fn *alloc_fn, ASYNC_stack_free_fn *free_fn); int ASYNC_start_job(ASYNC_JOB **job, ASYNC_WAIT_CTX *ctx, int *ret, int (*func)(void *), void *args, size_t size); int ASYNC_pause_job(void); ASYNC_JOB *ASYNC_get_current_job(void); ASYNC_WAIT_CTX *ASYNC_get_wait_ctx(ASYNC_JOB *job); void ASYNC_block_pause(void); void ASYNC_unblock_pause(void); # ifdef __cplusplus } # endif #endif