Files
vxWorks/h/private/eventSysCall.h
2025-08-20 18:25:46 +08:00

58 lines
1.1 KiB
C

/* eventSysCall.h - VxWorks user event system call definitions */
/* Copyright 2004 Wind River Systems, Inc. */
/*
modification history
--------------------
01a,09mar04,hya created
*/
#ifndef __INCeventSysCallh
#define __INCeventSysCallh
#ifdef __cplusplus
extern "C" {
#endif
#include "vxWorks.h"
/* command codes for the eventCtl system call */
typedef enum
{
VX_EVT_CTL_SEM_START,
VX_EVT_CTL_SEM_STOP,
VX_EVT_CTL_MQ_START,
VX_EVT_CTL_MQ_STOP,
VX_EVT_CTL_EVENT_CLEAR
} VX_EVT_CTL_CMD;
/* argument structure for the eventCtl() system call */
typedef struct vx_rsc_event_start_args
{
UINT32 registered; /* 0x00: events registered for that resource */
UINT32 options; /* 0x04: user options */
} VX_SRC_EVENT_START_ARGS;
/* system call function prototypes */
extern STATUS eventSend (int taskId, UINT32 events);
extern STATUS eventReceive (
UINT32 events,
UINT8 options,
int timeout,
UINT32 *eventsReceived
);
extern STATUS eventCtl (
OBJ_HANDLE handle,
VX_EVT_CTL_CMD command,
void * pArg,
UINT * pArgSize
);
#ifdef __cplusplus
}
#endif
#endif /* __INCeventSysCallh */