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Windows-Server-2003/net/1394/arp/sys/ioctl.c

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Initiall commit
2024-08-04 01:28:15 +02:00
/*++
Copyright (c) 1996 Microsoft Corporation
Module Name:
ioctl.c
Abstract:
Handler routines for Internal IOCTLs, including IOCTL_ARP1394_REQUEST.
Revision History:
Who When What
-------- -------- ----------------------------------------------
josephj 11-20-97 Created
Notes:
--*/
#include <precomp.h>
// #include "ioctl.h"
//
// File-specific debugging defaults.
//
#define TM_CURRENT TM_NT
NTSTATUS
arpDoClientCommand(
PARP1394_IOCTL_COMMAND pCmd,
UINT BufLen,
UINT OutputLen
);
NTSTATUS
arpDoEthernetCommand(
PARP1394_IOCTL_COMMAND pCmd,
UINT BufLen
);
NTSTATUS
arpIoctlGetArpCache(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_ARPCACHE pGetCacheCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlAddArpEntry(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_ADD_ARP_ENTRY pAddArpEntryCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlDelArpEntry(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_DEL_ARP_ENTRY pDelArpEntryCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetPacketStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_PACKET_STATS pStatsCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetTaskStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_TASK_STATS pStatsCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetArpStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_ARPCACHE_STATS pStatsCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetCallStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_CALL_STATS pStatsCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlResetStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_RESET_STATS pResetStatsCmd,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlReinitIf(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_REINIT_INTERFACE pReinitCmd,
PRM_STACK_RECORD pSR
);
PARP1394_INTERFACE
arpGetIfByIp(
IN OUT IP_ADDRESS *pLocalIpAddress, // OPTIONAL
PRM_STACK_RECORD pSR
);
UINT
arpGetStatsDuration(
PARP1394_INTERFACE pIF
);
NTSTATUS
arpIoctlSendPacket(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_SEND_PACKET pSendPacket,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlRecvPacket(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_RECV_PACKET pRecvPacket,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetNicInfo(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_NICINFO pIoctlNicInfo,
PRM_STACK_RECORD pSR
);
NTSTATUS
arpIoctlGetEuidNodeMacInfo(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_EUID_NODE_MAC_INFO pEuidInfo,
PRM_STACK_RECORD pSR
);
NTSTATUS
ArpHandleIoctlRequest(
IN PIRP pIrp,
IN PIO_STACK_LOCATION pIrpSp
)
/*++
Routine Description:
Private IOCTL interface to the ARP1394 administration utility.
--*/
{
NTSTATUS NtStatus = STATUS_UNSUCCESSFUL;
PUCHAR pBuf;
UINT BufLen;
ULONG Code;
UINT OutputLength;
ENTER("Ioctl", 0x4e96d522)
pIrp->IoStatus.Information = 0;
pBuf = pIrp->AssociatedIrp.SystemBuffer;
BufLen = pIrpSp->Parameters.DeviceIoControl.InputBufferLength;
Code = pIrpSp->Parameters.DeviceIoControl.IoControlCode;
OutputLength = pIrpSp->Parameters.DeviceIoControl.OutputBufferLength;
TR_WARN(("Code = 0x%p\n", Code));
if (Code == ARP_IOCTL_CLIENT_OPERATION && pBuf != NULL)
{
PARP1394_IOCTL_COMMAND pCmd;
pCmd = (PARP1394_IOCTL_COMMAND) pBuf;
if ( (pCmd->Hdr.Op >= ARP1394_IOCTL_OP_ETHERNET_FIRST)
&& (pCmd->Hdr.Op <= ARP1394_IOCTL_OP_ETHERNET_LAST))
{
// This is an ethernet-emulation related ioctl request (from
// NIC1394.SYS). We handle these differently.
//
if (pIrp->RequestorMode == KernelMode)
{
NtStatus = arpDoEthernetCommand(pCmd, BufLen);
}
else
{
//
// The ethernet ioctl has not come from nic1394. fail the request
//
NtStatus = STATUS_UNSUCCESSFUL;
}
}
else
{
NtStatus = arpDoClientCommand(pCmd, BufLen,OutputLength);
}
//
// All commands return stuff in pCmd itself...
//
if (NtStatus == STATUS_SUCCESS)
{
pIrp->IoStatus.Information = BufLen;
}
}
else
{
TR_WARN(("Unrecognized code.\n"));
}
EXIT()
return NtStatus;
}
NTSTATUS
arpDoClientCommand(
PARP1394_IOCTL_COMMAND pCmd,
UINT BufLen,
UINT OutputLength
)
{
ENTER("arpDoClientCommand", 0xd7985f1b)
NTSTATUS NtStatus = STATUS_UNSUCCESSFUL;
PARP1394_INTERFACE pIF;
RM_DECLARE_STACK_RECORD(sr)
do
{
IP_ADDRESS IpAddress;
pIF = NULL;
if (pCmd == NULL)
{
TR_WARN(("Invalid buffer %p\n", pCmd));
break;
}
if (BufLen<sizeof(pCmd->Hdr))
{
TR_WARN(("Buffer too small (%lu)\n", BufLen));
break;
}
if (pCmd->Hdr.Version != ARP1394_IOCTL_VERSION)
{
TR_WARN(("Incorrect version 0x%08lx\n", pCmd->Hdr.Version));
break;
}
if (OutputLength< sizeof(*pCmd))
{
TR_WARN(("Buffer too small (%lu)\n", BufLen));
break;
}
IpAddress = (IP_ADDRESS) pCmd->Hdr.IfIpAddress;
// IpAddress could be all-zeros, in which case we'll get the first IF,
// and IpAddress will be set to one of the local IP addresses of this IF.
// NOTE: pIF is tmpref'd.
//
pIF = arpGetIfByIp(&IpAddress, &sr);
if (pIF == NULL)
{
TR_WARN(("Couldn't find IF with IP 0x%0x8lx\n", IpAddress));
break;
}
pCmd->Hdr.IfIpAddress = IpAddress;
switch(pCmd->Hdr.Op)
{
case ARP1394_IOCTL_OP_GET_ARPCACHE:
{
PARP1394_IOCTL_GET_ARPCACHE pGetArpCache = &pCmd->GetArpCache;
if (OutputLength >= sizeof(*pGetArpCache))
{
//
// Check if there is enough space for all the arp entries.
//
ULONG EntrySpace;
EntrySpace = OutputLength - FIELD_OFFSET(
ARP1394_IOCTL_GET_ARPCACHE,
Entries
);
if ((EntrySpace/sizeof(pGetArpCache->Entries[0])) >
pGetArpCache->NumEntriesAvailable)
{
//
// Yes, there is enough space.
//
NtStatus = arpIoctlGetArpCache(pIF, pGetArpCache, &sr);
}
}
}
break;
case ARP1394_IOCTL_OP_ADD_STATIC_ENTRY:
{
PARP1394_IOCTL_ADD_ARP_ENTRY pAddCmd = &pCmd->AddArpEntry;
if (OutputLength >= sizeof(*pAddCmd))
{
NtStatus = arpIoctlAddArpEntry(pIF, pAddCmd, &sr);
}
}
break;
case ARP1394_IOCTL_OP_DEL_STATIC_ENTRY:
{
PARP1394_IOCTL_DEL_ARP_ENTRY pDelCmd = &pCmd->DelArpEntry;
if (OutputLength >= sizeof(*pDelCmd))
{
NtStatus = arpIoctlDelArpEntry(pIF, pDelCmd, &sr);
}
}
break;
case ARP1394_IOCTL_OP_GET_PACKET_STATS:
{
PARP1394_IOCTL_GET_PACKET_STATS pStats = &pCmd->GetPktStats;
if (OutputLength >= sizeof(*pStats))
{
NtStatus = arpIoctlGetPacketStats(pIF, pStats, &sr);
}
}
break;
case ARP1394_IOCTL_OP_GET_ARPCACHE_STATS:
{
PARP1394_IOCTL_GET_ARPCACHE_STATS pStats = &pCmd->GetArpStats;
if (OutputLength >= sizeof(*pStats))
{
NtStatus = arpIoctlGetArpStats(pIF, pStats, &sr);
}
}
break;
case ARP1394_IOCTL_OP_GET_CALL_STATS:
{
PARP1394_IOCTL_GET_CALL_STATS pStats = &pCmd->GetCallStats;
if (OutputLength >= sizeof(*pStats))
{
NtStatus = arpIoctlGetCallStats(pIF, pStats, &sr);
}
}
break;
case ARP1394_IOCTL_OP_RESET_STATS:
{
PARP1394_IOCTL_RESET_STATS pResetStats = &pCmd->ResetStats;
if (OutputLength >= sizeof(*pResetStats))
{
NtStatus = arpIoctlResetStats(pIF, pResetStats, &sr);
}
}
break;
case ARP1394_IOCTL_OP_REINIT_INTERFACE:
{
PARP1394_IOCTL_REINIT_INTERFACE pReinitIf = &pCmd->ReinitInterface;
if (OutputLength >= sizeof(*pReinitIf))
{
NtStatus = arpIoctlReinitIf(pIF, pReinitIf, &sr);
}
}
break;
case ARP1394_IOCTL_OP_GET_NICINFO:
{
ARP1394_IOCTL_NICINFO *pIoctlNicInfo = &pCmd->IoctlNicInfo;
if (OutputLength >= sizeof(*pIoctlNicInfo))
{
NtStatus = arpIoctlGetNicInfo(pIF, pIoctlNicInfo, &sr);
}
}
break;
case ARP1394_IOCTL_OP_GET_EUID_NODE_MAC_TABLE:
{
PARP1394_IOCTL_EUID_NODE_MAC_INFO pIoctlEuidInfo = &pCmd->EuidNodeMacInfo;
if (OutputLength >= sizeof(*pIoctlEuidInfo))
{
NtStatus = arpIoctlGetEuidNodeMacInfo(pIF, pIoctlEuidInfo, &sr);
}
}
break;
default:
TR_WARN(("Unknown op %lu\n", pCmd->Hdr.Op));
break;
}
} while (FALSE);
if (NtStatus != STATUS_SUCCESS)
{
TR_WARN(("Command unsuccessful. NtStatus = 0x%lx\n", NtStatus));
}
if (pIF != NULL)
{
RmTmpDereferenceObject(&pIF->Hdr, &sr);
}
RM_ASSERT_CLEAR(&sr);
EXIT()
return NtStatus;
}
NTSTATUS
arpDoEthernetCommand(
PARP1394_IOCTL_COMMAND pCmd,
UINT BufLen
)
{
ENTER("arpDoEthernetCommand", 0xa723f233)
PARP1394_IOCTL_ETHERNET_NOTIFICATION pNotif;
PARP1394_ADAPTER pAdapter = NULL;
RM_DECLARE_STACK_RECORD(sr)
pNotif = (PARP1394_IOCTL_ETHERNET_NOTIFICATION) pCmd;
do
{
NDIS_STATUS NdisStatus = NDIS_STATUS_FAILURE;
NDIS_STRING DeviceName;
if (BufLen<sizeof(*pNotif))
{
TR_WARN(("Buffer too small (%lu)\n", BufLen));
break;
}
if (pNotif->Hdr.Version != ARP1394_IOCTL_VERSION)
{
TR_WARN(("Incorrect version 0x%08lx\n", pCmd->Hdr.Version));
break;
}
NdisInitUnicodeString(&DeviceName, pNotif->AdapterName);
//null-terminate DeviceName
DeviceName.Buffer[(DeviceName.MaximumLength/sizeof(WCHAR))-1] = '\0';
if (pNotif->Hdr.Op == ARP1394_IOCTL_OP_ETHERNET_START_EMULATION)
{
//
// ArpNdBindAdapter will try to create the adapter in "Bridge
// mode" if it passed in a NULL bind context.
// It will of course fail if the adapter exists.
//
ArpNdBindAdapter(
&NdisStatus,
NULL, // BindContext
&DeviceName, // pDeviceName
NULL, // SystemSpecific1
NULL // SystemSpecific2
);
break;
}
//
// The remaining operations concern an existing adapter which has been
// created in "bridge" mode. Let's look up this adapter based on it's
// name.
//
NdisStatus = RmLookupObjectInGroup(
&ArpGlobals.adapters.Group,
0, // Flags
(PVOID) &DeviceName, // pKey
NULL, // pvCreateParams
&(PRM_OBJECT_HEADER) pAdapter, // pObj
NULL, // pfCreated
&sr
);
if (FAIL(NdisStatus))
{
TR_WARN(("Couldn't find adapter object\n"));
pAdapter = NULL;
break;
}
if (!ARP_BRIDGE_ENABLED(pAdapter))
{
TR_WARN((
"Ignoring Ethernet Emulation Ioctl Op 0x%x"
" because adapter 0x%p is not in bridge mode.\n",
pNotif->Hdr.Op,
pAdapter));
break;
}
//
// OK -- we've found the adapter and the adapter is in bridged mode.
// Let's look at the specific command.
//
switch(pNotif->Hdr.Op)
{
case ARP1394_IOCTL_OP_ETHERNET_STOP_EMULATION:
{
// Calling ArpNdUnbindAdapter with NULL UnbindContext prevents
// it from trying to call NdisCompleteUnbindAdapter.
//
ArpNdUnbindAdapter(
&NdisStatus,
(NDIS_HANDLE) pAdapter,
NULL // UnbindContext
);
}
break;
case ARP1394_IOCTL_OP_ETHERNET_ADD_MULTICAST_ADDRESS:
{
// TODO: unimplemented.
}
break;
case ARP1394_IOCTL_OP_ETHERNET_DEL_MULTICAST_ADDRESS:
{
// TODO: unimplemented.
}
break;
case ARP1394_IOCTL_OP_ETHERNET_ENABLE_PROMISCUOUS_MODE:
{
// TODO: unimplemented.
}
break;
case ARP1394_IOCTL_OP_ETHERNET_DISABLE_PROMISCUOUS_MODE:
{
// TODO: unimplemented.
}
break;
default:
TR_WARN(("Unknown op %lu\n", pCmd->Hdr.Op));
break;
}
} while (FALSE);
if (pAdapter != NULL)
{
RmTmpDereferenceObject(&pAdapter->Hdr, &sr);
}
RM_ASSERT_CLEAR(&sr);
EXIT()
return STATUS_SUCCESS;
}
NTSTATUS
arpIoctlGetArpCache(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_ARPCACHE pGetCacheCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("GetArpCache", 0xa64453c7)
NTSTATUS NtStatus;
TR_WARN(("GET ARP CACHE\n"));
pGetCacheCmd->NumEntriesUsed = 0;
NtStatus = STATUS_UNSUCCESSFUL;
do
{
PARP1394_ADAPTER pAdapter;
PARP1394_ARP_ENTRY pEntry;
ARPCB_REMOTE_IP * pRemoteIp;
NDIS_STATUS Status;
UINT EntriesAvailable;
UINT EntriesUsed;
UINT CurIndex;
UINT Index;
LOCKOBJ(pIF, pSR);
pAdapter = (ARP1394_ADAPTER*) RM_PARENT_OBJECT(pIF);
pGetCacheCmd->NumEntriesInArpCache = pIF->RemoteIpGroup.HashTable.NumItems;
pGetCacheCmd->LocalHwAddress.UniqueID= pAdapter->info.LocalUniqueID;
pGetCacheCmd->LocalHwAddress.Off_Low = pIF->recvinfo.offset.Off_Low;
pGetCacheCmd->LocalHwAddress.Off_High= pIF->recvinfo.offset.Off_High;
//
// Pick up pGetCacheCmd->NumEntriesAvailable arp entries starting
// from the (pGetCacheCmd->Index)'th one.
//
pRemoteIp = NULL;
EntriesAvailable = pGetCacheCmd->NumEntriesAvailable;
EntriesUsed = 0;
Index = pGetCacheCmd->Index;
pEntry = pGetCacheCmd->Entries;
CurIndex = 0;
// Get the 1st entry...
//
Status = RmGetNextObjectInGroup(
&pIF->RemoteIpGroup,
NULL,
&(PRM_OBJECT_HEADER)pRemoteIp,
pSR
);
if (FAIL(Status))
{
// Presumably there are no entries.
pRemoteIp = NULL;
}
while (pRemoteIp != NULL)
{
ARPCB_REMOTE_IP * pNextRemoteIp = NULL;
if (EntriesUsed >= EntriesAvailable)
{
//
// out of space; Update the context, and set special return value.
//
RmTmpDereferenceObject(&pRemoteIp->Hdr, pSR);
pRemoteIp = NULL;
break;
}
// If this entry is within the range asked for, we copy the IP and
// HW address over onto pEntry...
//
if (CurIndex >= Index)
{
ARP_ZEROSTRUCT(pEntry);
pEntry->IpAddress = pRemoteIp->Key.IpAddress;
if (CHECK_REMOTEIP_RESOLVE_STATE(pRemoteIp, ARPREMOTEIP_RESOLVED))
{
ARPCB_DEST *pDest = pRemoteIp->pDest;
TR_INFO(("ReadNext: found Remote IP Entry 0x%x, Addr %d.%d.%d.%d\n",
pRemoteIp,
((PUCHAR)(&(pRemoteIp->IpAddress)))[0],
((PUCHAR)(&(pRemoteIp->IpAddress)))[1],
((PUCHAR)(&(pRemoteIp->IpAddress)))[2],
((PUCHAR)(&(pRemoteIp->IpAddress)))[3]
));
// We assert that
// IF lock is the same as pRemoteIp's and pDest's lock,
// and that lock is locked.
// We implicitly assert that pDest is non-NULl as well.
//
ASSERTEX(pRemoteIp->Hdr.pLock == pDest->Hdr.pLock, pRemoteIp);
RM_DBG_ASSERT_LOCKED(&pRemoteIp->Hdr, pSR);
pEntry->HwAddress.UniqueID = pDest->Params.HwAddr.FifoAddress.UniqueID;
pEntry->HwAddress.Off_Low = pDest->Params.HwAddr.FifoAddress.Off_Low;
pEntry->HwAddress.Off_High = pDest->Params.HwAddr.FifoAddress.Off_High;
if (CHECK_REMOTEIP_SDTYPE(pRemoteIp, ARPREMOTEIP_STATIC))
{
// TODO
}
else
{
// TODO
}
}
else
{
// TODO
}
pEntry++;
EntriesUsed++;
}
// Lookup next entry's IP address and save it in our context.
//
Status = RmGetNextObjectInGroup(
&pIF->RemoteIpGroup,
&pRemoteIp->Hdr,
&(PRM_OBJECT_HEADER)pNextRemoteIp,
pSR
);
if (FAIL(Status))
{
//
// we're presumably done.
//
pNextRemoteIp = NULL;
}
// TmpDeref pRemoteIp and move on to the next one.
//
RmTmpDereferenceObject(&pRemoteIp->Hdr, pSR);
pRemoteIp = pNextRemoteIp;
}
ASSERT(pRemoteIp == NULL);
UNLOCKOBJ(pIF, pSR);
ASSERT(EntriesUsed <= pGetCacheCmd->NumEntriesAvailable);
pGetCacheCmd->NumEntriesUsed = EntriesUsed;
NtStatus = STATUS_SUCCESS;
} while (FALSE);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlAddArpEntry(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_ADD_ARP_ENTRY pAddArpEntryCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("AddArpEntry", 0xcda56c6f)
NTSTATUS NtStatus;
TR_WARN(("ADD ARP ENTRY\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
NIC1394_FIFO_ADDRESS FifoAddress;
#if FAIL_SET_IOCTL
break;
#endif
LOCKOBJ(pIF, pSR);
FifoAddress.UniqueID = pAddArpEntryCmd->HwAddress.UniqueID;
FifoAddress.Off_Low = pAddArpEntryCmd->HwAddress.Off_Low;
FifoAddress.Off_High = pAddArpEntryCmd->HwAddress.Off_High;
//
// TODO -- we hardcode the Off_Low and Off_High values for now...
//
FifoAddress.Off_Low = 0x0;
FifoAddress.Off_High = 0x100;
// Actually add the entry...
//
Status = arpAddOneStaticArpEntry(
pIF,
pAddArpEntryCmd->IpAddress,
&FifoAddress,
pSR
);
UNLOCKOBJ(pIF, pSR);
if (!FAIL(Status))
{
NtStatus = STATUS_SUCCESS;
}
} while (FALSE);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlDelArpEntry(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_DEL_ARP_ENTRY pDelArpEntryCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("DelArpEntry", 0x3427306a)
NTSTATUS NtStatus;
TR_WARN(("DEL ARP ENTRY\n"));
NtStatus = STATUS_UNSUCCESSFUL;
#if FAIL_SET_IOCTL
return NtStatus;
#endif
NtStatus = arpDelArpEntry(pIF,pDelArpEntryCmd->IpAddress,pSR);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlGetPacketStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_PACKET_STATS pStatsCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("GetPacketStats", 0xe7c75fdb)
NTSTATUS NtStatus;
TR_WARN(("GET PACKET STATS\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
pStatsCmd->StatsDuration = arpGetStatsDuration(pIF);
pStatsCmd->TotSends = pIF->stats.sendpkts.TotSends;
pStatsCmd->FastSends = pIF->stats.sendpkts.FastSends;
pStatsCmd->MediumSends = pIF->stats.sendpkts.MediumSends;
pStatsCmd->SlowSends = pIF->stats.sendpkts.SlowSends;
pStatsCmd->BackFills = pIF->stats.sendpkts.BackFills;
// TODO: report pIF->sendinfo.HeaderPool.stats.TotAllocFails
pStatsCmd->HeaderBufUses =
pIF->sendinfo.HeaderPool.stats.TotBufAllocs
+ pIF->sendinfo.HeaderPool.stats.TotCacheAllocs;
pStatsCmd->HeaderBufCacheHits =
pIF->sendinfo.HeaderPool.stats.TotCacheAllocs;
pStatsCmd->TotRecvs = pIF->stats.recvpkts.TotRecvs;
pStatsCmd->NoCopyRecvs = pIF->stats.recvpkts.NoCopyRecvs;
pStatsCmd->CopyRecvs = pIF->stats.recvpkts.CopyRecvs;
pStatsCmd->ResourceRecvs = pIF->stats.recvpkts.ResourceRecvs;
pStatsCmd->SendFifoCounts = pIF->stats.sendpkts.SendFifoCounts;
pStatsCmd->RecvFifoCounts = pIF->stats.recvpkts.RecvFifoCounts;
pStatsCmd->SendChannelCounts = pIF->stats.sendpkts.SendChannelCounts;
pStatsCmd->RecvChannelCounts = pIF->stats.recvpkts.RecvChannelCounts;
NtStatus = STATUS_SUCCESS;
} while (FALSE);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlGetTaskStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_TASK_STATS pStatsCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("GetTaskStats", 0x4abc46b5)
TR_WARN(("GET TASK STATS\n"));
return 0;
}
NTSTATUS
arpIoctlGetArpStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_ARPCACHE_STATS pStatsCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("GetArpStats", 0x5482de10)
TR_WARN(("GET ARP STATS\n"));
pStatsCmd->StatsDuration = arpGetStatsDuration(pIF);
pStatsCmd->TotalQueries = pIF->stats.arpcache.TotalQueries;
pStatsCmd->SuccessfulQueries = pIF->stats.arpcache.SuccessfulQueries;
pStatsCmd->FailedQueries = pIF->stats.arpcache.FailedQueries;
pStatsCmd->TotalResponses = pIF->stats.arpcache.TotalResponses;
pStatsCmd->TotalLookups = pIF->stats.arpcache.TotalLookups;
pStatsCmd->TraverseRatio = RM_HASH_TABLE_TRAVERSE_RATIO(
&(pIF->RemoteIpGroup.HashTable)
);
EXIT()
return STATUS_SUCCESS;
}
NTSTATUS
arpIoctlGetCallStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_GET_CALL_STATS pStatsCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("GetCallStats", 0xf81ed4cf)
TR_WARN(("GET CALL STATS\n"));
//
// FIFO-related call stats.
//
pStatsCmd->TotalSendFifoMakeCalls =
pIF->stats.calls.TotalSendFifoMakeCalls;
pStatsCmd->SuccessfulSendFifoMakeCalls =
pIF->stats.calls.SuccessfulSendFifoMakeCalls;
pStatsCmd->FailedSendFifoMakeCalls =
pIF->stats.calls.FailedSendFifoMakeCalls;
pStatsCmd->IncomingClosesOnSendFifos =
pIF->stats.calls.IncomingClosesOnSendFifos;
//
// Channel-related call stats.
//
pStatsCmd->TotalChannelMakeCalls =
pIF->stats.calls.TotalChannelMakeCalls;
pStatsCmd->SuccessfulChannelMakeCalls =
pIF->stats.calls.SuccessfulChannelMakeCalls;
pStatsCmd->FailedChannelMakeCalls =
pIF->stats.calls.FailedChannelMakeCalls;
pStatsCmd->IncomingClosesOnChannels =
pIF->stats.calls.IncomingClosesOnChannels;
return STATUS_SUCCESS;
}
NTSTATUS
arpIoctlResetStats(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_RESET_STATS pResetStatsCmd,
PRM_STACK_RECORD pSR
)
{
NTSTATUS NtStatus;
ENTER("ResetStats", 0xfa50cfc9)
TR_WARN(("RESET STATS\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
NIC1394_FIFO_ADDRESS FifoAddress;
LOCKOBJ(pIF, pSR);
arpResetIfStats(pIF, pSR);
UNLOCKOBJ(pIF, pSR);
NtStatus = STATUS_SUCCESS;
} while (FALSE);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlReinitIf(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_REINIT_INTERFACE pReinitIfCmd,
PRM_STACK_RECORD pSR
)
{
ENTER("ReinitIf", 0xed00187a)
NTSTATUS NtStatus;
TR_WARN(("REINIT IF\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
NIC1394_FIFO_ADDRESS FifoAddress;
#if FAIL_SET_IOCTL
break;
#endif
Status = arpTryReconfigureIf(pIF, NULL, pSR);
if (PEND(Status) || !FAIL(Status))
{
NtStatus = STATUS_SUCCESS;
}
} while (FALSE);
EXIT()
return NtStatus;
}
PARP1394_INTERFACE
arpGetIfByIp(
IN OUT IP_ADDRESS *pLocalIpAddress, // OPTIONAL
PRM_STACK_RECORD pSR
)
/*++
Routine Description:
Find and return the 1st (and usually only) interface which has
*pLocalIpAddress as a local IP address.
If pLocalIpAddress is NULL, or *pLocalIpAddress is 0, return the
first interface.
Tmpref the interface before returning it.
--*/
{
ENTER("arpGetIfByIp", 0xe9667c54)
PARP1394_ADAPTER pAdapter = NULL;
PARP1394_INTERFACE pIF = NULL;
PARP1394_INTERFACE pFirstIF = NULL;
NDIS_STATUS Status;
IP_ADDRESS LocalIpAddress = 0;
if (pLocalIpAddress != NULL)
{
LocalIpAddress = *pLocalIpAddress;
}
//
// We iterate through all adapters, and for each adapter we look
// for the specified ip address in the IF's LocalIp group.
//
// Get the 1st adapter...
//
Status = RmGetNextObjectInGroup(
&ArpGlobals.adapters.Group,
NULL,
&(PRM_OBJECT_HEADER)pAdapter,
pSR
);
if (FAIL(Status))
{
pAdapter = NULL;
}
while (pAdapter != NULL)
{
ARP1394_ADAPTER * pNextAdapter = NULL;
// Check if this adapter's interface has the local ip address.
//
LOCKOBJ(pAdapter, pSR);
ASSERT(pIF==NULL);
pIF = pAdapter->pIF;
if (pIF != NULL)
{
RmTmpReferenceObject(&pIF->Hdr, pSR);
if (pFirstIF == NULL)
{
pFirstIF = pIF;
RmTmpReferenceObject(&pFirstIF->Hdr, pSR);
}
}
UNLOCKOBJ(pAdapter, pSR);
if (pIF != NULL)
{
PARPCB_LOCAL_IP pLocalIp;
LOCKOBJ(pIF, pSR);
if (LocalIpAddress != 0)
{
Status = RmLookupObjectInGroup(
&pIF->LocalIpGroup,
0, // Flags
(PVOID) ULongToPtr (LocalIpAddress), // pKey
NULL, // pvCreateParams
&(PRM_OBJECT_HEADER)pLocalIp,
NULL, // pfCreated
pSR
);
}
else
{
PARPCB_LOCAL_IP pPrevLocalIp = NULL;
do
{
Status = RmGetNextObjectInGroup(
&pIF->LocalIpGroup,
&(pPrevLocalIp)->Hdr,
&(PRM_OBJECT_HEADER)pLocalIp,
pSR
);
if (pPrevLocalIp != NULL)
{
RmTmpDereferenceObject(&pPrevLocalIp->Hdr, pSR);
}
pPrevLocalIp = pLocalIp;
//
// we need to keep looking until we find a UNICAST
// local ip address!
//
} while (!FAIL(Status) && pLocalIp->IpAddressType!=LLIP_ADDR_LOCAL);
}
UNLOCKOBJ(pIF, pSR);
if (FAIL(Status))
{
// This IF is not the one, sorry...
//
RmTmpDereferenceObject(&pIF->Hdr, pSR);
pIF = NULL;
}
else
{
// Found a local IP address (either matching or first one).
// Let's get out of here...
//
if (pLocalIpAddress != NULL)
{
*pLocalIpAddress = pLocalIp->IpAddress;
}
RmTmpDereferenceObject(&pLocalIp->Hdr, pSR);
RmTmpDereferenceObject(&pAdapter->Hdr, pSR);
pLocalIp = NULL;
pAdapter = NULL;
//
// Note: we keep the reference on pIF, which we return.
//
break; // break out of the enclosing while(adapters-left) loop.
}
}
// Lookup next adapter.
//
Status = RmGetNextObjectInGroup(
&ArpGlobals.adapters.Group,
&pAdapter->Hdr,
&(PRM_OBJECT_HEADER)pNextAdapter,
pSR
);
if (FAIL(Status))
{
//
// we're presumably done.
//
pNextAdapter = NULL;
}
// TmpDeref pAdapter and move on to the next one.
//
RmTmpDereferenceObject(&pAdapter->Hdr, pSR);
pAdapter = pNextAdapter;
}
//
// If LocalipAddress ==0 AND
// if we couldn't find any IF with any local IP address
// (this would be because we haven't started an IF as yet)
// we return the first IF we find.
//
if (LocalIpAddress == 0 && pIF == NULL)
{
pIF = pFirstIF;
pFirstIF = NULL;
}
if (pFirstIF != NULL)
{
RmTmpDereferenceObject(&pFirstIF->Hdr, pSR);
}
return pIF;
}
UINT
arpGetStatsDuration(
PARP1394_INTERFACE pIF
)
/*++
Return duration in seconds since start of statistics gathering.
--*/
{
LARGE_INTEGER liCurrent;
// Get the current time (in 100-nanosecond units).
//
NdisGetCurrentSystemTime(&liCurrent);
// Compute the difference since the start of stats collection.
//
liCurrent.QuadPart -= pIF->stats.StatsResetTime.QuadPart;
// Convert to seconds.
//
liCurrent.QuadPart /= 10000000;
// return low part.
//
return liCurrent.LowPart;
}
NTSTATUS
arpIoctlSendPacket(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_SEND_PACKET pSendPacket,
PRM_STACK_RECORD pSR
)
/*++
Send the pSendPacket->PacketSize bytes of data in pSendPacket->Data as
a single packet on the broadcast channel. The encap header is expected
to be already in the packet.
--*/
{
ENTER("IoctlSendPacket", 0x59746279)
NTSTATUS NtStatus;
RM_ASSERT_NOLOCKS(pSR);
TR_WARN(("SEND PACKET\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
PNDIS_PACKET pNdisPacket;
PVOID pPktData;
UINT Size = pSendPacket->PacketSize;
//
// Validate contents of pSendPacket.
//
if (Size > sizeof(pSendPacket->Data))
{
TR_WARN(("PacketSize value %lu is too large.\n", Size));
break;
}
//
// Allocate a control packet and copy over the contents.
//
Status = arpAllocateControlPacket(
pIF,
Size,
ARP1394_PACKET_FLAGS_IOCTL,
&pNdisPacket,
&pPktData,
pSR
);
if (FAIL(Status))
{
TR_WARN(("Couldn't allocate send packet.\n"));
break;
}
NdisMoveMemory(pPktData, pSendPacket->Data, Size);
ARP_FASTREADLOCK_IF_SEND_LOCK(pIF);
// Actually send the packet (this will silently fail and free the pkt
// if we're not in a position to send the pkt.)
//
arpSendControlPkt(
pIF, // LOCKIN NOLOCKOUT (IF send lk)
pNdisPacket,
pIF->pBroadcastDest,
pSR
);
NtStatus = STATUS_SUCCESS;
} while (FALSE);
RM_ASSERT_NOLOCKS(pSR);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlRecvPacket(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_RECV_PACKET pRecvPacket,
PRM_STACK_RECORD pSR
)
{
ENTER("IoctlRecvPacket", 0x59746279)
NTSTATUS NtStatus;
RM_ASSERT_NOLOCKS(pSR);
TR_WARN(("RECV PACKET\n"));
NtStatus = STATUS_UNSUCCESSFUL;
do
{
NDIS_STATUS Status;
PNDIS_PACKET pNdisPacket;
PVOID pPktData;
UINT Size = pRecvPacket->PacketSize;
//
// Validate contents of pRecvPacket.
//
if (Size > sizeof(pRecvPacket->Data))
{
TR_WARN(("PacketSize value %lu is too large.\n", Size));
break;
}
//
// Allocate a control packet and copy over the contents.
//
Status = arpAllocateControlPacket(
pIF,
Size,
ARP1394_PACKET_FLAGS_IOCTL,
&pNdisPacket,
&pPktData,
pSR
);
if (FAIL(Status))
{
TR_WARN(("Couldn't allocate recv packet.\n"));
break;
}
NdisMoveMemory(pPktData, pRecvPacket->Data, Size);
//
// Set the packet flags to STATUS_RESOURCES, so that our receive-
// indicate handler will return synchronously.
//
NDIS_SET_PACKET_STATUS (pNdisPacket, NDIS_STATUS_RESOURCES);
//
// Call our internal common receive packet handler.
//
arpProcessReceivedPacket(
pIF,
pNdisPacket,
TRUE // IsChannel
);
//
// Now we free the packet.
//
arpFreeControlPacket(
pIF,
pNdisPacket,
pSR
);
NtStatus = STATUS_SUCCESS;
} while (FALSE);
RM_ASSERT_NOLOCKS(pSR);
EXIT()
return NtStatus;
}
NTSTATUS
arpIoctlGetNicInfo(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_NICINFO pIoctlNicInfo,
PRM_STACK_RECORD pSR
)
{
ENTER("IoctlGetNicInfo", 0x637c44e0)
NTSTATUS NtStatus = STATUS_UNSUCCESSFUL;
ARP_NDIS_REQUEST ArpNdisRequest;
PARP1394_ADAPTER pAdapter;
pAdapter = (ARP1394_ADAPTER*) RM_PARENT_OBJECT(pIF);
do
{
NDIS_STATUS Status;
if (pIoctlNicInfo->Info.Hdr.Version != NIC1394_NICINFO_VERSION)
{
TR_WARN(("NicInfo version mismatch. Want 0x%lx, got 0x%lx.\n",
NIC1394_NICINFO_VERSION, pIoctlNicInfo->Info.Hdr.Version));
break;
}
//
// Copy over all the fields.
//
Status = arpPrepareAndSendNdisRequest(
pAdapter,
&ArpNdisRequest,
NULL, // pTask (NULL==BLOCK)
0, // unused
OID_1394_NICINFO,
&pIoctlNicInfo->Info,
sizeof(pIoctlNicInfo->Info),
NdisRequestQueryInformation,
pSR
);
if (FAIL(Status))
{
TR_WARN(("NdisRequest failed with error 0x%08lx.\n", Status));
break;
}
if (pIoctlNicInfo->Info.Hdr.Version != NIC1394_NICINFO_VERSION)
{
TR_WARN(("Unexpected NIC NicInfo version 0x%lx returned.\n",
pIoctlNicInfo->Info.Hdr.Version));
break;
}
NtStatus = NDIS_STATUS_SUCCESS;
} while (FALSE);
return NtStatus;
}
NTSTATUS
arpIoctlGetEuidNodeMacInfo(
PARP1394_INTERFACE pIF,
PARP1394_IOCTL_EUID_NODE_MAC_INFO pEuidInfo,
PRM_STACK_RECORD pSR
)
{
ENTER("IoctlGetNicInfo", 0x34db9cf4)
NTSTATUS NtStatus = STATUS_UNSUCCESSFUL;
ARP_NDIS_REQUEST ArpNdisRequest;
PARP1394_ADAPTER pAdapter;
pAdapter = (ARP1394_ADAPTER*) RM_PARENT_OBJECT(pIF);
do
{
NDIS_STATUS Status;
//
// Copy over all the fields.
//
Status = arpPrepareAndSendNdisRequest(
pAdapter,
&ArpNdisRequest,
NULL, // pTask (NULL==BLOCK)
0, // unused
OID_1394_QUERY_EUID_NODE_MAP,
&pEuidInfo->Map,
sizeof(pEuidInfo->Map),
NdisRequestQueryInformation,
pSR
);
if (FAIL(Status))
{
TR_WARN(("NdisRequest failed with error 0x%08lx.\n", Status));
break;
}
NtStatus = NDIS_STATUS_SUCCESS;
} while (FALSE);
return NtStatus;
}
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