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More tap driver cleanup, and add IOCTL to get L2 multicast ethernet address subscriptions.

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This commit is contained in:
Adam Ierymenko 2014-01-20 14:33:05 -08:00
parent fbb40b98ad
commit 3375363d93
16 changed files with 118 additions and 250 deletions
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2
ext/bin/tap-windows/x64/ztTap100.inf
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@ -4,7 +4,7 @@ Class=Net
ClassGuid={4d36e972-e325-11ce-bfc1-08002be10318}
Provider=%Provider%
CatalogFile=ztTap100.cat
DriverVer=08/24/2013,16.12.30.608
DriverVer=01/20/2014,14.30.21.864
[Strings]

BIN
ext/bin/tap-windows/x64/ztTap100.sys
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ext/bin/tap-windows/x64/zttap100.cat Normal file
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2
ext/bin/tap-windows/x86/ztTap100.inf
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@ -4,7 +4,7 @@ Class=Net
ClassGuid={4d36e972-e325-11ce-bfc1-08002be10318}
Provider=%Provider%
CatalogFile=ztTap100.cat
DriverVer=08/24/2013,16.12.37.14
DriverVer=01/20/2014,14.30.31.745
[Strings]

BIN
ext/bin/tap-windows/x86/ztTap100.sys
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ext/bin/tap-windows/x86/zttap100.cat Normal file
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54
windows/TapDriver Package/TapDriver Package.vcxproj
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@ -124,7 +124,9 @@
<Import Project="$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props" Condition="exists('$(UserRootDir)\Microsoft.Cpp.$(Platform).user.props')" Label="LocalAppDataPlatform" />
</ImportGroup>
<PropertyGroup Label="UserMacros" />
<PropertyGroup />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Vista Debug|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup>
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
<EnableDeployment>False</EnableDeployment>
@ -139,6 +141,21 @@
<VerifyFlags>133563</VerifyFlags>
<PackageDir>$(OutDir)TapDriver Package</PackageDir>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Vista Release|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Release|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win8 Release|x64'">
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<ItemDefinitionGroup>
</ItemDefinitionGroup>
<ItemGroup>
@ -147,8 +164,43 @@
<ItemGroup>
<ProjectReference Include="..\TapDriver\TapDriver.vcxproj">
<Project>{689210b1-467c-4850-bb7d-2e10d5b4a3da}</Project>
<Private>true</Private>
<ReferenceOutputAssembly>true</ReferenceOutputAssembly>
<CopyLocalSatelliteAssemblies>false</CopyLocalSatelliteAssemblies>
<LinkLibraryDependencies>true</LinkLibraryDependencies>
<UseLibraryDependencyInputs>false</UseLibraryDependencyInputs>
</ProjectReference>
</ItemGroup>
<ItemGroup>
<None Include="..\Build\Win32\VistaRelease\ztTap100.sys">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Debug|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Release|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Release|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Release|Win32'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Release|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Release|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Release|x64'">true</ExcludedFromBuild>
</None>
<None Include="..\Build\x64\VistaRelease\ztTap100.sys">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Debug|x64'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|x64'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Vista Release|x64'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|x64'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win7 Release|x64'">false</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Win8 Release|x64'">false</ExcludedFromBuild>
</None>
</ItemGroup>
<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
<ImportGroup Label="ExtensionTargets">
</ImportGroup>

8
windows/TapDriver Package/TapDriver Package.vcxproj.filters
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@ -6,4 +6,12 @@
<Extensions>inf;inv;inx;mof;mc;</Extensions>
</Filter>
</ItemGroup>
<ItemGroup>
<None Include="..\Build\x64\VistaRelease\ztTap100.sys">
<Filter>Driver Files</Filter>
</None>
<None Include="..\Build\Win32\VistaRelease\ztTap100.sys">
<Filter>Driver Files</Filter>
</None>
</ItemGroup>
</Project>

12
windows/TapDriver/TapDriver.vcxproj
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@ -127,6 +127,7 @@
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup>
<DebuggerFlavor>DbgengKernelDebugger</DebuggerFlavor>
@ -135,50 +136,61 @@
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Vista Release|Win32'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|Win32'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Release|Win32'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win8 Release|Win32'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<IntDir>$(Platform)\$(ConfigurationName)\</IntDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Vista Debug|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win8 Debug|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Vista Release|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Debug|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win7 Release|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Win8 Release|x64'">
<TargetName>ztTap100</TargetName>
<OutDir>$(SolutionDir)\Build\$(Platform)\$(ConfigurationName)\</OutDir>
<TimeStampServer>http://timestamp.digicert.com/</TimeStampServer>
</PropertyGroup>
<ItemDefinitionGroup>
<ClCompile>

2
windows/TapDriver/config.h
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@ -6,7 +6,7 @@
#define PRODUCT_TAP_WIN_MINOR 0
#define PRODUCT_TAP_WIN_PROVIDER "ZeroTier Networks"
#define PRODUCT_TAP_WIN_DEVICE_DESCRIPTION PRODUCT_NAME
#define PRODUCT_TAP_WIN_RELDATE "08/01/2013"
#define PRODUCT_TAP_WIN_RELDATE "01/20/2014"
#define TAP_DRIVER_MAJOR_VERSION PRODUCT_TAP_WIN_MAJOR
#define TAP_DRIVER_MINOR_VERSION PRODUCT_TAP_WIN_MINOR

2
windows/TapDriver/constants.h
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@ -40,7 +40,7 @@
#define ETHERNET_PACKET_SIZE (ETHERNET_MTU + ETHERNET_HEADER_SIZE)
#define DEFAULT_PACKET_LOOKAHEAD (ETHERNET_PACKET_SIZE)
#define NIC_MAX_MCAST_LIST 32 // Max length of multicast address list
#define NIC_MAX_MCAST_LIST 128 // Max length of multicast address list
#define MINIMUM_MTU 576 // USE TCP Minimum MTU
#define MAXIMUM_MTU 65536 // IP maximum MTU

164
windows/TapDriver/proto.h
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@ -28,12 +28,7 @@
#pragma pack(1)
#define IP_HEADER_SIZE 20
#define IPV6_HEADER_SIZE 40
typedef unsigned char MACADDR [6];
typedef unsigned long IPADDR;
typedef unsigned char IPV6ADDR [16];
//-----------------
// Ethernet address
@ -62,163 +57,4 @@ typedef struct
USHORT proto; /* packet type ID field */
} ETH_HEADER, *PETH_HEADER;
//----------------
// ARP packet
//----------------
typedef struct
{
MACADDR m_MAC_Destination; // Reverse these two
MACADDR m_MAC_Source; // to answer ARP requests
USHORT m_Proto; // 0x0806
# define MAC_ADDR_TYPE 0x0001
USHORT m_MAC_AddressType; // 0x0001
USHORT m_PROTO_AddressType; // 0x0800
UCHAR m_MAC_AddressSize; // 0x06
UCHAR m_PROTO_AddressSize; // 0x04
# define ARP_REQUEST 0x0001
# define ARP_REPLY 0x0002
USHORT m_ARP_Operation; // 0x0001 for ARP request, 0x0002 for ARP reply
MACADDR m_ARP_MAC_Source;
IPADDR m_ARP_IP_Source;
MACADDR m_ARP_MAC_Destination;
IPADDR m_ARP_IP_Destination;
}
ARP_PACKET, *PARP_PACKET;
//----------
// IP Header
//----------
typedef struct {
# define IPH_GET_VER(v) (((v) >> 4) & 0x0F)
# define IPH_GET_LEN(v) (((v) & 0x0F) << 2)
UCHAR version_len;
UCHAR tos;
USHORT tot_len;
USHORT id;
# define IP_OFFMASK 0x1fff
USHORT frag_off;
UCHAR ttl;
# define IPPROTO_UDP 17 /* UDP protocol */
# define IPPROTO_TCP 6 /* TCP protocol */
# define IPPROTO_ICMP 1 /* ICMP protocol */
# define IPPROTO_IGMP 2 /* IGMP protocol */
UCHAR protocol;
USHORT check;
ULONG saddr;
ULONG daddr;
/* The options start here. */
} IPHDR;
//-----------
// UDP header
//-----------
typedef struct {
USHORT source;
USHORT dest;
USHORT len;
USHORT check;
} UDPHDR;
//--------------------------
// TCP header, per RFC 793.
//--------------------------
typedef struct {
USHORT source; /* source port */
USHORT dest; /* destination port */
ULONG seq; /* sequence number */
ULONG ack_seq; /* acknowledgement number */
# define TCPH_GET_DOFF(d) (((d) & 0xF0) >> 2)
UCHAR doff_res;
# define TCPH_FIN_MASK (1<<0)
# define TCPH_SYN_MASK (1<<1)
# define TCPH_RST_MASK (1<<2)
# define TCPH_PSH_MASK (1<<3)
# define TCPH_ACK_MASK (1<<4)
# define TCPH_URG_MASK (1<<5)
# define TCPH_ECE_MASK (1<<6)
# define TCPH_CWR_MASK (1<<7)
UCHAR flags;
USHORT window;
USHORT check;
USHORT urg_ptr;
} TCPHDR;
#define TCPOPT_EOL 0
#define TCPOPT_NOP 1
#define TCPOPT_MAXSEG 2
#define TCPOLEN_MAXSEG 4
//------------
// IPv6 Header
//------------
typedef struct {
UCHAR version_prio;
UCHAR flow_lbl[3];
USHORT payload_len;
# define IPPROTO_ICMPV6 0x3a /* ICMP protocol v6 */
UCHAR nexthdr;
UCHAR hop_limit;
IPV6ADDR saddr;
IPV6ADDR daddr;
} IPV6HDR;
//--------------------------------------------
// IPCMPv6 NS/NA Packets (RFC4443 and RFC4861)
//--------------------------------------------
// Neighbor Solictiation - RFC 4861, 4.3
// (this is just the ICMPv6 part of the packet)
typedef struct {
UCHAR type;
# define ICMPV6_TYPE_NS 135 // neighbour solicitation
UCHAR code;
# define ICMPV6_CODE_0 0 // no specific sub-code for NS/NA
USHORT checksum;
ULONG reserved;
IPV6ADDR target_addr;
} ICMPV6_NS;
// Neighbor Advertisement - RFC 4861, 4.4 + 4.6/4.6.1
// (this is just the ICMPv6 payload)
typedef struct {
UCHAR type;
# define ICMPV6_TYPE_NA 136 // neighbour advertisement
UCHAR code;
# define ICMPV6_CODE_0 0 // no specific sub-code for NS/NA
USHORT checksum;
UCHAR rso_bits; // Router(0), Solicited(2), Ovrrd(4)
UCHAR reserved[3];
IPV6ADDR target_addr;
// always include "Target Link-layer Address" option (RFC 4861 4.6.1)
UCHAR opt_type;
#define ICMPV6_OPTION_TLLA 2
UCHAR opt_length;
#define ICMPV6_LENGTH_TLLA 1 // multiplied by 8 -> 1 = 8 bytes
MACADDR target_macaddr;
} ICMPV6_NA;
// this is the complete packet with Ethernet and IPv6 headers
typedef struct {
ETH_HEADER eth;
IPV6HDR ipv6;
ICMPV6_NA icmpv6;
} ICMPV6_NA_PKT;
#pragma pack()

59
windows/TapDriver/prototypes.h
View File

@ -146,58 +146,12 @@ VOID FlushQueues
TapExtensionPointer p_Extension
);
VOID ResetTapAdapterState
(
TapAdapterPointer p_Adapter
);
BOOLEAN ProcessARP
(
TapAdapterPointer p_Adapter,
const PARP_PACKET src,
const IPADDR adapter_ip,
const IPADDR ip_network,
const IPADDR ip_netmask,
const MACADDR mac
);
VOID SetMediaStatus
(
TapAdapterPointer p_Adapter,
BOOLEAN state
);
VOID InjectPacketDeferred
(
TapAdapterPointer p_Adapter,
UCHAR *packet,
const unsigned int len
);
VOID InjectPacketNow
(
TapAdapterPointer p_Adapter,
UCHAR *packet,
const unsigned int len
);
// for KDEFERRED_ROUTINE and Static Driver Verifier
//#include <wdm.h>
//KDEFERRED_ROUTINE InjectPacketDpc;
VOID InjectPacketDpc
(
KDPC *Dpc,
PVOID DeferredContext,
PVOID SystemArgument1,
PVOID SystemArgument2
);
VOID CheckIfDhcpAndTunMode
(
TapAdapterPointer p_Adapter
);
VOID HookDispatchFunctions();
struct WIN2K_NDIS_MINIPORT_BLOCK
@ -206,17 +160,4 @@ struct WIN2K_NDIS_MINIPORT_BLOCK
UNICODE_STRING MiniportName; // how mini-port refers to us
};
#if PACKET_TRUNCATION_CHECK
VOID IPv4PacketSizeVerify
(
const UCHAR *data,
ULONG length,
BOOLEAN tun,
const char *prefix,
LONG *counter
);
#endif
#endif

7
windows/TapDriver/tap-windows.h
View File

@ -38,6 +38,13 @@
#define TAP_WIN_IOCTL_GET_MTU TAP_WIN_CONTROL_CODE (3, METHOD_BUFFERED)
#define TAP_WIN_IOCTL_SET_MEDIA_STATUS TAP_WIN_CONTROL_CODE (6, METHOD_BUFFERED)
#define TAP_WIN_IOCTL_GET_LOG_LINE TAP_WIN_CONTROL_CODE (8, METHOD_BUFFERED)
#define TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS TAP_WIN_CONTROL_CODE (11, METHOD_BUFFERED)
// Must be the same as NIC_MAX_MCAST_LIST in constants.h
#define TAP_MAX_MCAST_LIST 128
// Amount of memory that must be provided to ioctl TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS
#define TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE (TAP_MAX_MCAST_LIST * 6)
/*
* =================

34
windows/TapDriver/tapdrvr.c
View File

@ -1523,6 +1523,7 @@ NTSTATUS
PIO_STACK_LOCATION l_IrpSp;
NTSTATUS l_Status = STATUS_SUCCESS;
BOOLEAN accessible;
ULONG i,j;
l_IrpSp = IoGetCurrentIrpStackLocation (p_IRP);
@ -1633,6 +1634,39 @@ NTSTATUS
}
#endif
// Allow ZeroTier One to get multicast memberships at the L2 level in a
// protocol-neutral manner.
case TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS:
{
if (&l_Adapter->m_MCLockAllocated)
NdisAcquireSpinLock (&l_Adapter->m_MCLock);
if (l_IrpSp->Parameters.DeviceIoControl.OutputBufferLength < TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE) {
/* output buffer too small */
NOTE_ERROR ();
p_IRP->IoStatus.Status = l_Status = STATUS_INVALID_PARAMETER;
} else {
char *out = (char *)p_IRP->AssociatedIrp.SystemBuffer;
char *end = out + TAP_WIN_IOCTL_GET_MULTICAST_MEMBERSHIPS_OUTPUT_BUF_SIZE;
for(i=0;i<l_Adapter->m_MCListSize;++i) {
if (i >= TAP_MAX_MCAST_LIST)
break;
for(j=0;j<6;++j)
*(out++) = l_Adapter->m_MCList.list[i].addr[j];
if (out >= end)
break;
}
while (out < end)
*(out++) = (char)0;
p_IRP->IoStatus.Information
= l_IrpSp->Parameters.DeviceIoControl.OutputBufferLength;
p_IRP->IoStatus.Status = l_Status = STATUS_SUCCESS;
}
if (&l_Adapter->m_MCLockAllocated)
NdisReleaseSpinLock (&l_Adapter->m_MCLock);
break;
}
case TAP_WIN_IOCTL_SET_MEDIA_STATUS:
{
if (l_IrpSp->Parameters.DeviceIoControl.InputBufferLength >=

22
windows/TapDriver/types.h
View File

@ -82,14 +82,6 @@ typedef struct _TapExtension
// Flags
BOOLEAN m_TapIsRunning;
BOOLEAN m_CalledTapDeviceFreeResources;
#if 0
// DPC queue for deferred packet injection
BOOLEAN m_InjectDpcInitialized;
KDPC m_InjectDpc;
NDIS_SPIN_LOCK m_InjectLock;
Queue *m_InjectQueue;
#endif
}
TapExtension, *TapExtensionPointer;
@ -103,17 +95,6 @@ typedef struct _TapPacket
}
TapPacket, *TapPacketPointer;
#if 0
typedef struct _InjectPacket
{
# define INJECT_PACKET_SIZE(data_size) (sizeof (InjectPacket) + (data_size))
# define INJECT_PACKET_FREE(ib) NdisFreeMemory ((ib), INJECT_PACKET_SIZE ((ib)->m_Size), 0)
ULONG m_Size;
UCHAR m_Data []; // m_Data must be the last struct member
}
InjectPacket, *InjectPacketPointer;
#endif
typedef struct _TapAdapter
{
# define NAME(a) ((a)->m_NameAnsi.Buffer)
@ -122,9 +103,6 @@ typedef struct _TapAdapter
BOOLEAN m_InterfaceIsRunning;
NDIS_HANDLE m_MiniportAdapterHandle;
LONG m_Rx, m_Tx, m_RxErr, m_TxErr;
#if PACKET_TRUNCATION_CHECK
LONG m_RxTrunc, m_TxTrunc;
#endif
NDIS_MEDIUM m_Medium;
ULONG m_Lookahead;
ULONG m_MTU;