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/*
* Written by Matt Caswell (matt@openssl.org) for the OpenSSL project.
*/
/* ====================================================================
* Copyright (c) 2015 The OpenSSL Project. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. All advertising materials mentioning features or use of this
* software must display the following acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
*
* 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* licensing@OpenSSL.org.
*
* 5. Products derived from this software may not be called "OpenSSL"
* nor may "OpenSSL" appear in their names without prior written
* permission of the OpenSSL Project.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by the OpenSSL Project
* for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
*
* THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
* EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
* OF THE POSSIBILITY OF SUCH DAMAGE.
* ====================================================================
*/
#include <stdlib.h>
#ifndef HEADER_ASYNC_H
# define HEADER_ASYNC_H
#if defined(_WIN32)
#include <windows.h>
#define OSSL_ASYNC_FD HANDLE
#define OSSL_BAD_ASYNC_FD INVALID_HANDLE_VALUE
#else
#define OSSL_ASYNC_FD int
#define OSSL_BAD_ASYNC_FD -1
#endif
# ifdef __cplusplus
extern "C" {
# endif
typedef struct async_job_st ASYNC_JOB;
typedef struct async_wait_ctx_st ASYNC_WAIT_CTX;
#define ASYNC_ERR 0
#define ASYNC_NO_JOBS 1
#define ASYNC_PAUSE 2
#define ASYNC_FINISH 3
int ASYNC_init_thread(size_t max_size, size_t init_size);
void ASYNC_cleanup_thread(void);
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_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);
int ASYNC_is_capable(void);
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);
/* BEGIN ERROR CODES */
/*
* The following lines are auto generated by the script mkerr.pl. Any changes
* made after this point may be overwritten when the script is next run.
*/
void ERR_load_ASYNC_strings(void);
/* Error codes for the ASYNC functions. */
/* Function codes. */
# define ASYNC_F_ASYNC_CTX_NEW 100
# define ASYNC_F_ASYNC_INIT_THREAD 101
# define ASYNC_F_ASYNC_JOB_NEW 102
# define ASYNC_F_ASYNC_PAUSE_JOB 103
# define ASYNC_F_ASYNC_START_FUNC 104
# define ASYNC_F_ASYNC_START_JOB 105
/* Reason codes. */
# define ASYNC_R_CANNOT_CREATE_WAIT_PIPE 100
# define ASYNC_R_FAILED_TO_SET_POOL 101
# define ASYNC_R_FAILED_TO_SWAP_CONTEXT 102
# define ASYNC_R_INIT_FAILED 105
# define ASYNC_R_INVALID_POOL_SIZE 103
# define ASYNC_R_POOL_ALREADY_INITED 104
#ifdef __cplusplus
}
#endif
#endif
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