| 1 | /*
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| 2 | * Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
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| 3 | *
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| 4 | * Licensed under the Apache License 2.0 (the "License"). You may not use
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| 5 | * this file except in compliance with the License. You can obtain a copy
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| 6 | * in the file LICENSE in the source distribution or at
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| 7 | * https://www.openssl.org/source/license.html
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| 8 | */
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| 9 |
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| 10 | /*
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| 11 | * This is the same detection used in cryptlib to set up the thread local
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| 12 | * storage that we depend on, so just copy that
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| 13 | */
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| 14 | #if defined(_WIN32) && !defined(OPENSSL_NO_ASYNC)
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| 15 | #include <openssl/async.h>
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| 16 | # define ASYNC_WIN
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| 17 | # define ASYNC_ARCH
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| 18 |
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| 19 | # include <windows.h>
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| 20 | # include "internal/cryptlib.h"
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| 21 |
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| 22 | typedef struct async_fibre_st {
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| 23 | LPVOID fibre;
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| 24 | int converted;
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| 25 | } async_fibre;
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| 26 |
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| 27 | # define async_fibre_swapcontext(o,n,r) \
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| 28 | (SwitchToFiber((n)->fibre), 1)
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| 29 |
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| 30 | # if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x600
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| 31 | # define async_fibre_makecontext(c) \
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| 32 | ((c)->fibre = CreateFiberEx(0, 0, FIBER_FLAG_FLOAT_SWITCH, \
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| 33 | async_start_func_win, 0))
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| 34 | # else
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| 35 | # define async_fibre_makecontext(c) \
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| 36 | ((c)->fibre = CreateFiber(0, async_start_func_win, 0))
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| 37 | # endif
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| 38 |
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| 39 | # define async_fibre_free(f) (DeleteFiber((f)->fibre))
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| 40 | # define async_local_init() 1
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| 41 | # define async_local_deinit()
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| 42 |
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| 43 | int async_fibre_init_dispatcher(async_fibre *fibre);
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| 44 | VOID CALLBACK async_start_func_win(PVOID unused);
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| 45 |
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| 46 | #endif
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