Source code of Windows XP (NT5)
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 

77 lines
1.6 KiB

extern "C" {
#include <nt.h>
#include <ntrtl.h>
#include <nturtl.h>
#include <windows.h>
#include <winsvc.h>
#include <ipexport.h>
#include <ipinfo.h>
#include <llinfo.h>
#include <routprot.h>
#include <iprtrmib.h>
DWORD
UpdateArpCache(
DWORD dwIfIndex,
DWORD dwAddress,
PBYTE pbMacAddr,
DWORD dwMacAddrLength,
BOOL bAddEntry,
SUPPORT_FUNCTIONS *pFunctions
) {
DWORD dwErr, dwSize;
if (bAddEntry) {
DEFINE_MIB_BUFFER(pInfo, MIB_IPNETROW, pinme);
pInfo->dwId = IP_NETROW;
pinme->dwIndex = dwIfIndex;
pinme->dwAddr = dwAddress;
pinme->dwPhysAddrLen = dwMacAddrLength;
RtlCopyMemory(
pinme->bPhysAddr,
pbMacAddr,
dwMacAddrLength
);
dwSize = MIB_INFO_SIZE(MIB_IPNETROW);
pinme->dwType = INME_TYPE_DYNAMIC;
dwErr = pFunctions->MIBEntryCreate(
IPRTRMGR_PID,
dwSize,
pInfo
);
}
else {
PMIB_OPAQUE_QUERY lproqQuery;
BYTE pBuffer[
FIELD_OFFSET(MIB_OPAQUE_QUERY, rgdwVarIndex) + 2 * sizeof(DWORD)
];
lproqQuery = (PMIB_OPAQUE_QUERY)pBuffer;
lproqQuery->dwVarId = IP_NETROW;
lproqQuery->rgdwVarIndex[0] = dwIfIndex;
lproqQuery->rgdwVarIndex[1] = dwAddress;
dwSize = sizeof(pBuffer);
dwErr = pFunctions->MIBEntryDelete(
IPRTRMGR_PID,
dwSize,
(PVOID)lproqQuery
);
}
return dwErr;
}
}