173 lines
4.9 KiB
C
173 lines
4.9 KiB
C
/* **********************************************************
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* Copyright 1998 - 2009 VMware, Inc. All rights reserved.
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* **********************************************************/
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/*
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* @VMKAPIMOD_LICENSE@
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*/
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/*
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***********************************************************************
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* System */ /**
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*
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* \defgroup System General Kernel System Interfaces
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*
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* @{
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***********************************************************************
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*/
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#ifndef _VMKAPI_SYSTEM_H_
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#define _VMKAPI_SYSTEM_H_
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/** \cond never */
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#ifndef VMK_HEADER_INCLUDED_FROM_VMKAPI_H
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#error This vmkapi file should never be included directly but only via vmkapi.h
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#endif
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/** \endcond never */
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#include "base/vmkapi_types.h"
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#include "base/vmkapi_status.h"
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/**
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* \brief
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* The maximum length of a system version info string including the
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* trailing nul.
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*/
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#define VMK_SYSTEM_VERSION_INFO_MAX_LEN 32
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/** \brief A reboot handler callback */
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typedef void (*vmk_RebootHandler)(void *data);
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/**
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* \brief States for a vmkernel system.
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*/
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typedef enum {
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/** \brief System is in a normal running state */
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VMK_SYSTEM_STATE_NORMAL=0,
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/** \brief System is currently panicing */
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VMK_SYSTEM_STATE_PANIC=1,
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/** \brief System is currently shutting down/rebooting */
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VMK_SYSTEM_STATE_UNLOADING=2
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} vmk_SystemState;
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/**
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* \brief Host types for a vmkernel system.
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*/
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typedef enum {
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/** \brief Host type is unknown */
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VMK_SYSTEM_HOST_TYPE_UNKNOWN=0,
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/** \brief System is running COS */
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VMK_SYSTEM_HOST_TYPE_COS=1,
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/** \brief System is running Visor */
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VMK_SYSTEM_HOST_TYPE_VISOR=2,
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} vmk_SystemHostType;
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/**
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* \brief General-interest version and name information about vmkernel
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*/
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typedef struct {
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const char *productName;
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const char *productVersion;
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const char *buildVersion;
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} vmk_SystemVersionInfo;
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/*
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***********************************************************************
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* vmk_RegisterRebootHandler -- */ /**
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*
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* \ingroup System
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* \brief Register a handler to be called before reboot.
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*
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* \param[in] handler Handler function to call before reboot.
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* \param[in] data Pointer to be passed to reboot handler function.
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*
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***********************************************************************
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*/
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VMK_ReturnStatus vmk_RegisterRebootHandler(
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vmk_RebootHandler handler, void *data);
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/*
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***********************************************************************
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* vmk_UnregisterRebootHandler -- */ /**
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*
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* \ingroup System
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* \brief Unregister a reboot handler.
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*
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* \param[in] handler Handler function to unregister.
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*
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***********************************************************************
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*/
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VMK_ReturnStatus vmk_UnregisterRebootHandler(
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vmk_RebootHandler handler);
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/*
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***********************************************************************
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* vmk_SystemCheckState -- */ /**
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*
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* \ingroup System
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* \brief Check if the system is in a particular state.
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*
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* \note A system may be in more than one state simultaneously.
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*
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* \note This is a snapshot of the state at the time of the call and
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* is subject to change.
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*
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* \param[in] state State to check for.
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*
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* \retval VMK_TRUE The system is in the specified state.
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* \retval VMK_FALSE The system is not in the specified state.
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*
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***********************************************************************
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*/
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vmk_Bool vmk_SystemCheckState(
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vmk_SystemState state);
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/*
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***********************************************************************
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* vmk_SystemGetIDString -- */ /**
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*
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* \ingroup System
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* \brief Get a persistent system identifier string.
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*
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* \note The identifier string conforms to the string
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* representation cited in section three of RFC 4122.
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*
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* \param[out] id The identifier string.
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*
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***********************************************************************
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*/
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VMK_ReturnStatus vmk_SystemGetIDString(
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const char *id[]);
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/*
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***********************************************************************
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* vmk_SystemGetHostType -- */ /**
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*
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* \ingroup System
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* \brief Determine the type of host the system is running with.
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*
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***********************************************************************
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*/
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vmk_SystemHostType vmk_SystemGetHostType(
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void);
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/*
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***********************************************************************
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* vmk_SystemGetVersionInfo -- */ /**
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*
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* \ingroup System
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* \brief Get string-style version information about vmkernel
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*
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* \param[out] info Version information about vmkernel
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*
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***********************************************************************
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*/
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VMK_ReturnStatus vmk_SystemGetVersionInfo(
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vmk_SystemVersionInfo *info);
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#endif /* _VMKAPI_SYSTEM_H_ */
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/** @} */
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