luboslenco
88 lines
2.6 KiB
C
88 lines
2.6 KiB
C
#include <Windows.h>
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#include <iron_thread.h>
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void iron_threads_init() {}
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void iron_threads_quit() {}
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struct thread_start {
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void (*thread)(void *param);
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void *param;
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};
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#define THREAD_STARTS 64
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static struct thread_start starts[THREAD_STARTS];
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static int thread_start_index = 0;
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static DWORD WINAPI ThreadProc(LPVOID arg) {
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intptr_t start_index = (intptr_t)arg;
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starts[start_index].thread(starts[start_index].param);
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return 0;
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}
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void iron_thread_init(iron_thread_t *thread, void (*func)(void *param), void *param) {
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thread->impl.func = func;
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thread->impl.param = param;
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intptr_t start_index = thread_start_index++;
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if (thread_start_index >= THREAD_STARTS) {
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thread_start_index = 0;
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}
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starts[start_index].thread = func;
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starts[start_index].param = param;
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thread->impl.handle = CreateThread(0, 65536, ThreadProc, (LPVOID)start_index, 0, 0);
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}
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void iron_thread_wait_and_destroy(iron_thread_t *thread) {
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WaitForSingleObject(thread->impl.handle, INFINITE);
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CloseHandle(thread->impl.handle);
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}
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bool iron_thread_try_to_destroy(iron_thread_t *thread) {
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DWORD code;
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GetExitCodeThread(thread->impl.handle, &code);
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if (code != STILL_ACTIVE) {
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CloseHandle(thread->impl.handle);
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return true;
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}
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return false;
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}
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typedef HRESULT(WINAPI *SetThreadDescriptionType)(HANDLE hThread, PCWSTR lpThreadDescription);
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static SetThreadDescriptionType MySetThreadDescription = NULL;
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static bool set_thread_description_loaded = false;
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void iron_thread_set_name(const char *name) {
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if (!set_thread_description_loaded) {
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HMODULE kernel32 = LoadLibraryA("kernel32.dll");
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MySetThreadDescription = (SetThreadDescriptionType)GetProcAddress(kernel32, "SetThreadDescription");
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set_thread_description_loaded = true;
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}
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if (MySetThreadDescription != NULL) {
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wchar_t wide_name[256];
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MultiByteToWideChar(CP_ACP, 0, name, -1, wide_name, 256);
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MySetThreadDescription(GetCurrentThread(), wide_name);
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}
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}
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void iron_mutex_init(iron_mutex_t *mutex) {
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InitializeCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
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}
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void iron_mutex_destroy(iron_mutex_t *mutex) {
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DeleteCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
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}
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void iron_mutex_lock(iron_mutex_t *mutex) {
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EnterCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
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}
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bool iron_mutex_try_to_lock(iron_mutex_t *mutex) {
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return TryEnterCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
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}
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void iron_mutex_unlock(iron_mutex_t *mutex) {
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LeaveCriticalSection((LPCRITICAL_SECTION)&mutex->impl.criticalSection);
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}
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