-/* include/openssl/async.h */
/*
- * 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.
+ * Copyright 2015-2018 The OpenSSL Project Authors. All Rights Reserved.
*
- * 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.
- * ====================================================================
+ * 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
*/
-#ifndef HEADER_ASYNC_H
-# define HEADER_ASYNC_H
-
#include <stdlib.h>
-#if defined(_WIN32) || defined(__CYGWIN__)
-#include <windows.h>
-#define OSSL_ASYNC_FD HANDLE
+#ifndef OPENSSL_ASYNC_H
+# define OPENSSL_ASYNC_H
+# pragma once
+
+# include <openssl/macros.h>
+# if !OPENSSL_API_3
+# 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_ASYNC_FD int
+#define OSSL_BAD_ASYNC_FD -1
#endif
+# include <openssl/asyncerr.h>
# ifdef __cplusplus
# 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
-int ASYNC_init_pool(size_t max_size, size_t init_size);
-void ASYNC_free_pool(void);
+#define ASYNC_STATUS_UNSUPPORTED 0
+#define ASYNC_STATUS_ERR 1
+#define ASYNC_STATUS_OK 2
+#define ASYNC_STATUS_EAGAIN 3
-int ASYNC_start_job(ASYNC_JOB **job, int *ret, int (*func)(void *),
- void *args, size_t size);
+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);
+
+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);
-OSSL_ASYNC_FD ASYNC_get_wait_fd(ASYNC_JOB *job);
ASYNC_JOB *ASYNC_get_current_job(void);
-void ASYNC_wake(ASYNC_JOB *job);
-void ASYNC_clear_wake(ASYNC_JOB *job);
+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_POOL 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_INVALID_POOL_SIZE 103
-#ifdef __cplusplus
+# ifdef __cplusplus
}
-#endif
+# endif
#endif