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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.
* ====================================================================
*/
/*
* Must do this before including any header files, because on MacOS/X <stlib.h>
* includes <signal.h> which includes <ucontext.h>
*/
#if defined(__APPLE__) && defined(__MACH__) && !defined(_XOPEN_SOURCE)
# define _XOPEN_SOURCE /* Otherwise incomplete ucontext_t structure */
# pragma GCC diagnostic ignored "-Wdeprecated-declarations"
#endif
#include <openssl/async.h>
#include <openssl/crypto.h>
typedef struct async_ctx_st async_ctx;
typedef struct async_pool_st async_pool;
#include "arch/async_win.h"
#include "arch/async_posix.h"
#include "arch/async_null.h"
struct async_ctx_st {
async_fibre dispatcher;
ASYNC_JOB *currjob;
unsigned int blocked;
};
struct async_job_st {
async_fibre fibrectx;
int (*func) (void *);
void *funcargs;
int ret;
int status;
int wake_set;
OSSL_ASYNC_FD wait_fd;
OSSL_ASYNC_FD wake_fd;
};
DEFINE_STACK_OF(ASYNC_JOB)
struct async_pool_st {
STACK_OF(ASYNC_JOB) *jobs;
size_t curr_size;
size_t max_size;
};
int async_global_init(void);
int async_local_init(void);
void async_local_cleanup(void);
void async_global_cleanup(void);
void async_start_func(void);
int async_pipe(OSSL_ASYNC_FD *pipefds);
int async_close_fd(OSSL_ASYNC_FD fd);
int async_write1(OSSL_ASYNC_FD fd, const void *buf);
int async_read1(OSSL_ASYNC_FD fd, void *buf);
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