317 lines
9.4 KiB
C
317 lines
9.4 KiB
C
/*
|
||
* HrStorage.c v0.10
|
||
* Generated in conjunction with Management Factory scripts:
|
||
* script version: SNMPv1, 0.16, Apr 25, 1996
|
||
* project: D:\TEMP\EXAMPLE\HOSTMIB
|
||
****************************************************************************
|
||
* *
|
||
* (C) Copyright 1995 DIGITAL EQUIPMENT CORPORATION *
|
||
* *
|
||
* This software is an unpublished work protected under the *
|
||
* the copyright laws of the United States of America, all *
|
||
* rights reserved. *
|
||
* *
|
||
* In the event this software is licensed for use by the United *
|
||
* States Government, all use, duplication or disclosure by the *
|
||
* United States Government is subject to restrictions as set *
|
||
* forth in either subparagraph (c)(1)(ii) of the Rights in *
|
||
* Technical Data And Computer Software Clause at DFARS *
|
||
* 252.227-7013, or the Commercial Computer Software Restricted *
|
||
* Rights Clause at FAR 52.221-19, whichever is applicable. *
|
||
* *
|
||
****************************************************************************
|
||
*
|
||
* Facility:
|
||
*
|
||
* Windows NT SNMP Extension Agent
|
||
*
|
||
* Abstract:
|
||
*
|
||
* This module contains the code for dealing with the get, set, and
|
||
* instance name routines for the HrStorage. Actual instrumentation code is
|
||
* supplied by the developer.
|
||
*
|
||
* Functions:
|
||
*
|
||
* A get and set routine for each attribute in the class.
|
||
*
|
||
* The routines for instances within the class.
|
||
*
|
||
* Author:
|
||
*
|
||
* D. D. Burns @ Webenable Inc
|
||
*
|
||
* Revision History:
|
||
*
|
||
* V1.00 - 04/17/97 D. D. Burns Original Creation: Thu Nov 07 16:39:42 1996
|
||
*
|
||
*/
|
||
|
||
|
||
#include <windows.h>
|
||
#include <malloc.h>
|
||
|
||
#include <snmp.h>
|
||
|
||
#include "mib.h"
|
||
#include "smint.h"
|
||
#include "hostmsmi.h"
|
||
#include "user.h" /* Developer supplied include file */
|
||
|
||
|
||
/*
|
||
* GetHrMemorySize
|
||
* The amount of physical main memory contained by the host.
|
||
*
|
||
* Gets the value for HrMemorySize.
|
||
*
|
||
* Arguments:
|
||
*
|
||
* outvalue address to return variable value
|
||
* accesss Reserved for future security use
|
||
* instance address of instance name as ordered native
|
||
* data type(s)
|
||
*
|
||
* Return Codes:
|
||
*
|
||
* Standard PDU error codes.
|
||
*
|
||
* SNMP_ERRORSTATUS_NOERROR Successful get
|
||
* SNMP_ERRORSTATUS_GENERR Catch-all failure code
|
||
* mibtget.c v0.10
|
||
*
|
||
| =============== From WebEnable Design Spec Rev 3 04/11/97==================
|
||
| hrMemorySize
|
||
|
|
||
| ACCESS SYNTAX
|
||
| read-only KBytes
|
||
|
|
||
| "The amount of physical main memory contained by the host."
|
||
|
|
||
| DISCUSSION:
|
||
|
|
||
| Win32 API function "GlobalMemoryStatus" is invoked and the value returned
|
||
| in structure MEMORYSTATUS for cell "dwTotalPhys" is used to compute the value
|
||
| returned for this attribute.
|
||
|
|
||
|============================================================================
|
||
| 1.3.6.1.2.1.25.2.2.0
|
||
| | |
|
||
| | *-hrMemorySize
|
||
| *-hrStorage
|
||
*/
|
||
|
||
UINT
|
||
GetHrMemorySize(
|
||
OUT KBytes *outvalue ,
|
||
IN Access_Credential *access ,
|
||
IN InstanceName *instance )
|
||
|
||
{
|
||
MEMORYSTATUSEX mem_status; /* For "GlobalMemoryStatusEx()" call */
|
||
|
||
/* Get the "mem_status" structure filled in */
|
||
mem_status.dwLength = sizeof(MEMORYSTATUSEX);
|
||
if (!GlobalMemoryStatusEx(&mem_status))
|
||
{
|
||
RtlZeroMemory(&mem_status, sizeof(MEMORYSTATUSEX));
|
||
}
|
||
|
||
// the maximum amount we can return is 2147483647 KBytes (i.e. INT_MAX)
|
||
// 0x1FFFFFFFC00 = 2147483647 * 1024
|
||
if (mem_status.ullTotalPhys > 0x1FFFFFFFC00)
|
||
{
|
||
mem_status.ullTotalPhys = 0x1FFFFFFFC00;
|
||
}
|
||
/* Return total available physical bytes reduced to 1024 blocks */
|
||
*outvalue = (KBytes)(mem_status.ullTotalPhys / 1024);
|
||
|
||
|
||
return SNMP_ERRORSTATUS_NOERROR ;
|
||
|
||
} /* end of GetHrMemorySize() */
|
||
|
||
|
||
/*
|
||
* HrStorageFindInstance
|
||
*
|
||
* This routine is used to verify that the specified instance is
|
||
* valid.
|
||
*
|
||
* Arguments:
|
||
*
|
||
* FullOid Address for the full oid - group, variable,
|
||
* and instance information
|
||
* instance Address for instance specification as an oid
|
||
*
|
||
* Return Codes:
|
||
*
|
||
* SNMP_ERRORSTATUS_NOERROR Instance found and valid
|
||
* SNMP_ERRORSTATUS_NOSUCHNAME Invalid instance
|
||
*
|
||
*/
|
||
|
||
UINT
|
||
HrStorageFindInstance( IN ObjectIdentifier *FullOid ,
|
||
IN OUT ObjectIdentifier *instance )
|
||
{
|
||
UINT tmp_instance ;
|
||
|
||
//
|
||
// Developer instrumentation code to find appropriate instance goes here.
|
||
// For non-tables, it is not necessary to modify this routine.
|
||
// However, if there is any context that needs to be set, it can be done
|
||
// here.
|
||
|
||
if ( FullOid->idLength <= HRSTORAGE_VAR_INDEX )
|
||
// No instance was specified
|
||
return SNMP_ERRORSTATUS_NOSUCHNAME ;
|
||
else if ( FullOid->idLength != HRSTORAGE_VAR_INDEX + 1 )
|
||
// Instance length is more than 1
|
||
return SNMP_ERRORSTATUS_NOSUCHNAME ;
|
||
else
|
||
// The only valid instance for a non-table are instance 0. If this
|
||
// is a non-table, the following code validates the instances. If this
|
||
// is a table, developer modification is necessary below.
|
||
|
||
tmp_instance = FullOid->ids[ HRSTORAGE_VAR_INDEX ] ;
|
||
if ( tmp_instance )
|
||
return SNMP_ERRORSTATUS_NOSUCHNAME ;
|
||
else
|
||
{
|
||
// the instance is valid. Create the instance portion of the OID
|
||
// to be returned from this call.
|
||
instance->ids[ 0 ] = tmp_instance ;
|
||
instance->idLength = 1 ;
|
||
}
|
||
|
||
return SNMP_ERRORSTATUS_NOERROR ;
|
||
|
||
} /* end of HrStorageFindInstance() */
|
||
|
||
|
||
|
||
/*
|
||
* HrStorageFindNextInstance
|
||
*
|
||
* This routine is called to get the next instance. If no instance
|
||
* was passed than return the first instance (1).
|
||
*
|
||
* Arguments:
|
||
*
|
||
* FullOid Address for the full oid - group, variable,
|
||
* and instance information
|
||
* instance Address for instance specification as an oid
|
||
*
|
||
* Return Codes:
|
||
*
|
||
* SNMP_ERRORSTATUS_NOERROR Instance found and valid
|
||
* SNMP_ERRORSTATUS_NOSUCHNAME Invalid instance
|
||
*
|
||
*/
|
||
|
||
UINT
|
||
HrStorageFindNextInstance( IN ObjectIdentifier *FullOid ,
|
||
IN OUT ObjectIdentifier *instance )
|
||
{
|
||
//
|
||
// Developer supplied code to find the next instance of class goes here.
|
||
// If this is a class with cardinality 1, no modification of this routine
|
||
// is necessary unless additional context needs to be set.
|
||
// If the FullOid does not specify an instance, then the only instance
|
||
// of the class is returned. If this is a table, the first row of the
|
||
// table is returned.
|
||
//
|
||
// If an instance is specified and this is a non-table class, then
|
||
// NOSUCHNAME is returned so that correct MIB rollover processing occurs.
|
||
//
|
||
// If this is a table, then the next instance is the one following the
|
||
// current instance.
|
||
//
|
||
// If there are no more instances in the table, return NOSUCHNAME.
|
||
//
|
||
|
||
if ( FullOid->idLength <= HRSTORAGE_VAR_INDEX )
|
||
{
|
||
instance->ids[ 0 ] = 0 ;
|
||
instance->idLength = 1 ;
|
||
}
|
||
else
|
||
return SNMP_ERRORSTATUS_NOSUCHNAME ;
|
||
|
||
return SNMP_ERRORSTATUS_NOERROR ;
|
||
|
||
} /* end of HrStorageFindNextInstance() */
|
||
|
||
|
||
|
||
/*
|
||
* HrStorageConvertInstance
|
||
*
|
||
* This routine is used to convert the object id specification of an
|
||
* instance into an ordered native representation. The object id format
|
||
* is that object identifier that is returned from the Find Instance
|
||
* or Find Next Instance routines. It is NOT the full object identifier
|
||
* that contains the group and variable object ids as well. The native
|
||
* representation is an argc/argv-like structure that contains the
|
||
* ordered variables that define the instance. This is specified by
|
||
* the MIB's INDEX clause. See RFC 1212 for information about the INDEX
|
||
* clause.
|
||
*
|
||
*
|
||
* Arguments:
|
||
*
|
||
* oid_spec Address of the object id instance specification
|
||
* native_spec Address to return the ordered native instance
|
||
* specification
|
||
*
|
||
* Return Codes:
|
||
*
|
||
* SUCCESS Conversion complete successfully
|
||
* FAILURE Unable to convert object id into native format
|
||
*
|
||
*/
|
||
|
||
UINT
|
||
HrStorageConvertInstance( IN ObjectIdentifier *oid_spec ,
|
||
IN OUT InstanceName *native_spec )
|
||
{
|
||
//
|
||
// Developer supplied code to convert instance identifer to native
|
||
// specification of instance names goes here.
|
||
//
|
||
|
||
return SUCCESS ;
|
||
|
||
} /* end of HrStorageConvertInstance() */
|
||
|
||
|
||
|
||
|
||
/*
|
||
* HrStorageFreeInstance
|
||
*
|
||
* This routine is used to free an ordered native representation of an
|
||
* instance name.
|
||
*
|
||
* Arguments:
|
||
*
|
||
* instance Address to return the ordered native instance
|
||
* specification
|
||
*
|
||
* Return Codes:
|
||
*
|
||
*
|
||
*/
|
||
|
||
void
|
||
HrStorageFreeInstance( IN OUT InstanceName *instance )
|
||
{
|
||
|
||
//
|
||
// Developer supplied code to free native representation of instance name goes here.
|
||
//
|
||
|
||
} /* end of HrStorageFreeInstance() */
|
||
|