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      1 /*
      2  * Copyright 2021-2024 The OpenSSL Project Authors. All Rights Reserved.
      3  *
      4  * Licensed under the Apache License 2.0 (the "License").  You may not use
      5  * this file except in compliance with the License.  You can obtain a copy
      6  * in the file LICENSE in the source distribution or at
      7  * https://www.openssl.org/source/license.html
      8  */
      9 
     10 #if defined(_WIN32)
     11 #include <windows.h>
     12 #endif
     13 
     14 #include <string.h>
     15 #include "testutil.h"
     16 
     17 #if !defined(OPENSSL_THREADS) || defined(CRYPTO_TDEBUG)
     18 
     19 typedef unsigned int thread_t;
     20 
     21 static int run_thread(thread_t *t, void (*f)(void))
     22 {
     23     f();
     24     return 1;
     25 }
     26 
     27 static int wait_for_thread(thread_t thread)
     28 {
     29     return 1;
     30 }
     31 
     32 #elif defined(OPENSSL_SYS_WINDOWS)
     33 
     34 typedef HANDLE thread_t;
     35 
     36 static DWORD WINAPI thread_run(LPVOID arg)
     37 {
     38     void (*f)(void);
     39 
     40     *(void **)(&f) = arg;
     41 
     42     f();
     43     return 0;
     44 }
     45 
     46 static int run_thread(thread_t *t, void (*f)(void))
     47 {
     48     *t = CreateThread(NULL, 0, thread_run, *(void **)&f, 0, NULL);
     49     return *t != NULL;
     50 }
     51 
     52 static int wait_for_thread(thread_t thread)
     53 {
     54     return WaitForSingleObject(thread, INFINITE) == 0;
     55 }
     56 
     57 #else
     58 
     59 typedef pthread_t thread_t;
     60 
     61 static void *thread_run(void *arg)
     62 {
     63     void (*f)(void);
     64 
     65     *(void **)(&f) = arg;
     66 
     67     f();
     68     OPENSSL_thread_stop();
     69     return NULL;
     70 }
     71 
     72 static int run_thread(thread_t *t, void (*f)(void))
     73 {
     74     return pthread_create(t, NULL, thread_run, *(void **)&f) == 0;
     75 }
     76 
     77 static int wait_for_thread(thread_t thread)
     78 {
     79     return pthread_join(thread, NULL) == 0;
     80 }
     81 
     82 #endif
     83