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https://github.com/openssl/openssl.git
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75 lines
1.7 KiB
C
75 lines
1.7 KiB
C
/*
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* Copyright 2015-2022 The OpenSSL Project Authors. All Rights Reserved.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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/* This must be the first #include file */
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#include "../async_local.h"
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#ifdef ASYNC_WIN
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# include <windows.h>
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# include "internal/cryptlib.h"
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int ASYNC_is_capable(void)
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{
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return 1;
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}
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int ASYNC_set_mem_functions(ASYNC_stack_alloc_fn alloc_fn,
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ASYNC_stack_free_fn free_fn)
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{
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return 0;
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}
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void ASYNC_get_mem_functions(ASYNC_stack_alloc_fn *alloc_fn,
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ASYNC_stack_free_fn *free_fn)
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{
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if (alloc_fn != NULL)
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*alloc_fn = NULL;
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if (free_fn != NULL)
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*free_fn = NULL;
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}
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void async_local_cleanup(void)
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{
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async_ctx *ctx = async_get_ctx();
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if (ctx != NULL) {
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async_fibre *fibre = &ctx->dispatcher;
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if (fibre != NULL && fibre->fibre != NULL && fibre->converted) {
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ConvertFiberToThread();
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fibre->fibre = NULL;
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}
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}
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}
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int async_fibre_init_dispatcher(async_fibre *fibre)
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{
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# if defined(_WIN32_WINNT) && _WIN32_WINNT >= 0x600
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fibre->fibre = ConvertThreadToFiberEx(NULL, FIBER_FLAG_FLOAT_SWITCH);
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# else
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fibre->fibre = ConvertThreadToFiber(NULL);
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# endif
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if (fibre->fibre == NULL) {
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fibre->converted = 0;
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fibre->fibre = GetCurrentFiber();
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if (fibre->fibre == NULL)
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return 0;
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} else {
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fibre->converted = 1;
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}
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return 1;
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}
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VOID CALLBACK async_start_func_win(PVOID unused)
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{
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async_start_func();
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}
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#endif
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