cosmopolitan/libc/nt/synchronization.h

109 lines
7.1 KiB
C

#ifndef COSMOPOLITAN_LIBC_NT_SYNCHRONIZATION_H_
#define COSMOPOLITAN_LIBC_NT_SYNCHRONIZATION_H_
#include "libc/nt/struct/criticalsection.h"
#include "libc/nt/struct/filetime.h"
#include "libc/nt/struct/linkedlist.h"
#include "libc/nt/struct/securityattributes.h"
#include "libc/nt/struct/systemtime.h"
#if !(__ASSEMBLER__ + __LINKER__ + 0)
COSMOPOLITAN_C_START_
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╔────────────────────────────────────────────────────────────────▀▀▀─────────│─╗
│ cosmopolitan § new technology » synchronization ─╬─│┼
╚────────────────────────────────────────────────────────────────────────────│*/
#define InterlockedAdd(PTR, VAL) \
({ \
typeof(*(PTR)) Res; \
typeof(Res) Val = (VAL); \
asm volatile("lock xadd\t%0,%1" : "=r"(Res), "+m"(*(PTR)) : "0"(Val)); \
Res + Val; \
})
#define InterlockedExchange(PTR, VAL) \
({ \
typeof(*(PTR)) Res = (VAL); \
asm volatile("xchg\t%0,%1" : "+r"(Res), "+m"(*(PTR))); \
Res; \
})
typedef void (*NtTimerapcroutine)(void *lpArgToCompletionRoutine,
uint32_t dwTimerLowValue,
uint32_t dwTimerHighValue);
void Sleep(uint32_t dwMilliseconds);
uint32_t SleepEx(uint32_t dwMilliseconds, bool32 bAlertable);
void GetSystemTime(struct NtSystemTime *lpSystemTime);
bool32 SystemTimeToFileTime(const struct NtSystemTime *lpSystemTime,
struct NtFileTime *lpFileTime);
void GetSystemTimeAsFileTime(struct NtFileTime *); // win8+
void GetSystemTimePreciseAsFileTime(struct NtFileTime *); // win8+
uint32_t WaitForSingleObject(int64_t hHandle, uint32_t dwMilliseconds);
uint32_t WaitForMultipleObjects(uint32_t nCount, const int64_t *lpHandles,
bool32 bWaitAll, uint32_t dwMilliseconds);
uint32_t WaitForSingleObjectEx(int64_t hHandle, uint32_t dwMilliseconds,
bool32 bAlertable);
uint32_t WaitForMultipleObjectsEx(unsigned int nCount, const int64_t *lpHandles,
bool32 bWaitAll, uint32_t dwMilliseconds,
bool32 bAlertable);
int64_t CreateWaitableTimer(struct NtSecurityAttributes *lpTimerAttributes,
bool32 bManualReset, const char16_t *lpTimerName);
bool32 SetWaitableTimer(int64_t hTimer, const int64_t *lpDueTimeAsFtOrNegRela,
int32_t opt_lPeriodMs, NtTimerapcroutine opt_callback,
void *lpArgToCallback, bool32 fUnsleepSystem);
int32_t SetEvent(int64_t hEvent);
int32_t ResetEvent(int64_t hEvent);
int32_t PulseEvent(int64_t hEvent);
int32_t ReleaseMutex(int64_t hMutex);
int32_t ReleaseSemaphore(int64_t hSemaphore, int32_t lReleaseCount,
int *lpPreviousCount);
void InitializeCriticalSection(struct NtCriticalSection *lpCriticalSection);
void EnterCriticalSection(struct NtCriticalSection *lpCriticalSection);
void LeaveCriticalSection(struct NtCriticalSection *lpCriticalSection);
int32_t TryEnterCriticalSection(struct NtCriticalSection *lpCriticalSection);
void DeleteCriticalSection(struct NtCriticalSection *lpCriticalSection);
int32_t InitializeCriticalSectionAndSpinCount(
struct NtCriticalSection *lpCriticalSection, uint32_t dwSpinCount);
uint32_t SetCriticalSectionSpinCount(
struct NtCriticalSection *lpCriticalSection, uint32_t dwSpinCount);
void InitializeSRWLock(intptr_t *);
void AcquireSRWLockExclusive(intptr_t *);
void AcquireSRWLockShared(intptr_t *);
void ReleaseSRWLockExclusive(intptr_t *);
void ReleaseSRWLockShared(intptr_t *);
void TryAcquireSRWLockExclusive(intptr_t *);
void TryAcquireSRWLockShared(intptr_t *);
uint64_t GetTickCount64(void);
COSMOPOLITAN_C_END_
#endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */
#endif /* COSMOPOLITAN_LIBC_NT_SYNCHRONIZATION_H_ */