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Diffstat (limited to 'src/Wfp/WfpInner.h')
| -rw-r--r-- | src/Wfp/WfpInner.h | 315 |
1 files changed, 315 insertions, 0 deletions
diff --git a/src/Wfp/WfpInner.h b/src/Wfp/WfpInner.h new file mode 100644 index 00000000..ca555fc6 --- /dev/null +++ b/src/Wfp/WfpInner.h @@ -0,0 +1,315 @@ +// SoftEther VPN Source Code
+// Windows Filtering Platform Callout Driver for Capturing IPsec Packets on Windows Vista / 7 / Server 2008
+//
+// SoftEther VPN Server, Client and Bridge are free software under GPLv2.
+//
+// Copyright (c) 2012-2014 Daiyuu Nobori.
+// Copyright (c) 2012-2014 SoftEther VPN Project, University of Tsukuba, Japan.
+// Copyright (c) 2012-2014 SoftEther Corporation.
+//
+// All Rights Reserved.
+//
+// http://www.softether.org/
+//
+// Author: Daiyuu Nobori
+// Comments: Tetsuo Sugiyama, Ph.D.
+//
+//
+// This program is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public License
+// version 2 as published by the Free Software Foundation.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License version 2
+// along with this program; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+// THE LICENSE AGREEMENT IS ATTACHED ON THE SOURCE-CODE PACKAGE
+// AS "LICENSE.TXT" FILE. READ THE TEXT FILE IN ADVANCE TO USE THE SOFTWARE.
+//
+//
+// THIS SOFTWARE IS DEVELOPED IN JAPAN, AND DISTRIBUTED FROM JAPAN,
+// UNDER JAPANESE LAWS. YOU MUST AGREE IN ADVANCE TO USE, COPY, MODIFY,
+// MERGE, PUBLISH, DISTRIBUTE, SUBLICENSE, AND/OR SELL COPIES OF THIS
+// SOFTWARE, THAT ANY JURIDICAL DISPUTES WHICH ARE CONCERNED TO THIS
+// SOFTWARE OR ITS CONTENTS, AGAINST US (SOFTETHER PROJECT, SOFTETHER
+// CORPORATION, DAIYUU NOBORI OR OTHER SUPPLIERS), OR ANY JURIDICAL
+// DISPUTES AGAINST US WHICH ARE CAUSED BY ANY KIND OF USING, COPYING,
+// MODIFYING, MERGING, PUBLISHING, DISTRIBUTING, SUBLICENSING, AND/OR
+// SELLING COPIES OF THIS SOFTWARE SHALL BE REGARDED AS BE CONSTRUED AND
+// CONTROLLED BY JAPANESE LAWS, AND YOU MUST FURTHER CONSENT TO
+// EXCLUSIVE JURISDICTION AND VENUE IN THE COURTS SITTING IN TOKYO,
+// JAPAN. YOU MUST WAIVE ALL DEFENSES OF LACK OF PERSONAL JURISDICTION
+// AND FORUM NON CONVENIENS. PROCESS MAY BE SERVED ON EITHER PARTY IN
+// THE MANNER AUTHORIZED BY APPLICABLE LAW OR COURT RULE.
+//
+// USE ONLY IN JAPAN. DO NOT USE IT IN OTHER COUNTRIES. IMPORTING THIS
+// SOFTWARE INTO OTHER COUNTRIES IS AT YOUR OWN RISK. SOME COUNTRIES
+// PROHIBIT ENCRYPTED COMMUNICATIONS. USING THIS SOFTWARE IN OTHER
+// COUNTRIES MIGHT BE RESTRICTED.
+//
+//
+// DEAR SECURITY EXPERTS
+// ---------------------
+//
+// If you find a bug or a security vulnerability please kindly inform us
+// about the problem immediately so that we can fix the security problem
+// to protect a lot of users around the world as soon as possible.
+//
+// Our e-mail address for security reports is:
+// softether-vpn-security [at] softether.org
+//
+// Please note that the above e-mail address is not a technical support
+// inquiry address. If you need technical assistance, please visit
+// http://www.softether.org/ and ask your question on the users forum.
+//
+// Thank you for your cooperation.
+
+
+// WfpInner.h
+// Header File for WFP Callout Driver
+
+#ifndef WFPINNER_H
+#define WFPINNER_H
+
+// Win32 DDK related
+#ifndef CPU_64
+#define _X86_
+#define i386
+#else // CPU_64
+#define _AMD64_
+#define AMD64
+#define x64
+#endif // CPU_64
+
+#define STD_CALL
+#define CONDITION_HANDLING 1
+#define NT_UP 1
+#define NT_INST 0
+#define _NT1X_ 100
+#define _WIN32_WINNT 0x0600
+#define WINNT 1
+#define WINVER 0x0600
+#define _WIN32_IE 0x0700
+#define WIN32_LEAN_AND_MEAN 1
+#define DEVL 1
+#define __BUILDMACHINE__ WinDDK
+#define FPO 0
+#define BINARY_COMPATIBLE 0
+#define NT
+#define NDIS60 1
+#define NDIS_SUPPORT_NDIS6 1
+#define NTDDI_VERSION 0x06000100
+
+#define KMDF_MAJOR_VERSION_STRING 01
+#define KMDF_MINOR_VERSION_STRING 009
+
+#include <ntddk.h>
+#include <fwpsk.h>
+#include <fwpmk.h>
+#include <ndis.h>
+#include <ws2ipdef.h>
+#include <in6addr.h>
+#include <ip2string.h>
+#include <stdio.h>
+#include <string.h>
+#define INITGUID
+#include <guiddef.h>
+
+#define TRUE 1
+#define FALSE 0
+typedef unsigned long bool;
+#define true 1
+#define false 0
+typedef unsigned long long UINT64;
+typedef signed long long INT64;
+typedef unsigned short WORD;
+typedef unsigned short USHORT;
+typedef signed short SHORT;
+typedef unsigned char BYTE;
+typedef unsigned char UCHAR;
+typedef signed char CHAR;
+typedef unsigned long DWORD;
+#define INFINITE 0xFFFFFFFF
+
+#define LESS(a, max_value) ((a) < (max_value) ? (a) : (max_value))
+#define MORE(a, min_value) ((a) > (min_value) ? (a) : (min_value))
+#define INNER(a, b, c) (((b) <= (c) && (a) >= (b) && (a) <= (c)) || ((b) >= (c) && (a) >= (c) && (a) <= (b)))
+#define OUTER(a, b, c) (!INNER((a), (b), (c)))
+#define MAKESURE(a, b, c) (((b) <= (c)) ? (MORE(LESS((a), (c)), (b))) : (MORE(LESS((a), (b)), (c))))
+#define MIN(a, b) ((a) >= (b) ? (b) : (a))
+#define MAX(a, b) ((a) >= (b) ? (a) : (b))
+
+// Error checking macro
+#define OK(val) (val == STATUS_SUCCESS)
+#define NG(val) (!OK(val))
+#define CRUSH_WHERE //Crush(0xaaaaaaaa, __LINE__, __LINE__, __LINE__)
+
+// Constants
+#define MEMPOOL_TAG 'wpfx'
+#define WFP_MAX_LOCAL_IP_COUNT 4096
+
+// Tag constant
+#define WFP_ESP_PACKET_TAG_1 0x19841117
+#define WFP_ESP_PACKET_TAG_2 0x1accafe1
+
+// ESP protocol number
+#define WFP_ESP_RAW_PROTOCOL_ID 50
+#define WFP_ESP_RAW_PROTOCOL_ID_DST 52
+
+// Event
+typedef struct EVENT
+{
+ KEVENT *EventObj;
+ HANDLE Handle;
+} EVENT;
+
+// Spin lock
+typedef struct SPINLOCK
+{
+ KSPIN_LOCK SpinLock;
+ KIRQL OldIrql;
+} SPINLOCK;
+
+// Instance data
+typedef struct WFP_CTX
+{
+ DEVICE_OBJECT *DeviceObject;
+ UNICODE_STRING DeviceName;
+ UNICODE_STRING DeviceNameWin32;
+ EVENT *Event;
+ HANDLE hEngine;
+ bool Halting;
+ UINT CalloutIdIPv4;
+ UINT CalloutIdIPv6;
+ UINT CalloutObjIdIPv4;
+ UINT CalloutObjIdIPv6;
+ SPINLOCK *LocalIPListLock;
+ UCHAR *LocalIPListData;
+ UINT LocalIPListSize;
+ HANDLE hInjectionIPv4, hInjectionIPv6;
+ NDIS_HANDLE hNdis;
+} WFP_CTX;
+
+#pragma pack(push, 1)
+
+#define WFP_IP_PROTO_UDP 0x11 // UDP protocol
+
+// IPv4 header
+typedef struct WFP_IPV4_HEADER
+{
+ UCHAR VersionAndHeaderLength; // Version and header size
+ UCHAR TypeOfService; // Service Type
+ USHORT TotalLength; // Total size
+ USHORT Identification; // Identifier
+ UCHAR FlagsAndFlagmentOffset[2]; // The flag and fragment offset
+ UCHAR TimeToLive; // TTL
+ UCHAR Protocol; // Protocol
+ USHORT Checksum; // Checksum
+ UINT SrcIP; // Source IP address
+ UINT DstIP; // Destination IP address
+} WFP_IPV4_HEADER;
+
+// IPv6 header
+typedef struct WFP_IPV6_HEADER
+{
+ UCHAR VersionAndTrafficClass1; // Version Number (4 bit) and Traffic Class 1 (4 bit)
+ UCHAR TrafficClass2AndFlowLabel1; // Traffic Class 2 (4 bit) and Flow Label 1 (4 bit)
+ UCHAR FlowLabel2; // Flow Label 2 (8 bit)
+ UCHAR FlowLabel3; // Flow Label 3 (8 bit)
+ USHORT PayloadLength; // Length of the payload (including extension header)
+ UCHAR NextHeader; // The next header
+ UCHAR HopLimit; // Hop limit
+ UCHAR SrcAddress[16]; // Source address
+ UCHAR DestAddress[16]; // Destination address
+} WFP_IPV6_HEADER;
+
+// UDP header
+typedef struct WFP_UDP_HEADER
+{
+ USHORT SrcPort; // Source port number
+ USHORT DstPort; // Destination port number
+ USHORT PacketLength; // Data length
+ USHORT Checksum; // Checksum
+} WFP_UDP_HEADER;
+
+// Context of injected packet
+typedef struct WFP_INJECTED_PACKET_CONTEXT
+{
+ NET_BUFFER OriginalNetBufferData; // Data of the original NET_BUFFER
+ NET_BUFFER *CurrentNetBuffer; // Pointer of the current NET_BUFFER
+ NET_BUFFER_LIST *AllocatedNetBufferList; // Newly allocated NET_BUFFER_LIST
+ MDL *AllocatedMdl; // MDL that newly allocated
+ void *AllocatedMemory; // Newly allocated memory
+} WFP_INJECTED_PACKET_CONTEXT;
+
+
+#pragma pack(pop)
+
+
+// Function prototype
+NTSTATUS DriverEntry(DRIVER_OBJECT *driver_object, UNICODE_STRING *registry_path);
+void DriverUnload(DRIVER_OBJECT *driver_object);
+NTSTATUS DriverDispatch(DEVICE_OBJECT *device_object, IRP *irp);
+
+void NTAPI CalloutClassify(const FWPS_INCOMING_VALUES0* inFixedValues,
+ const FWPS_INCOMING_METADATA_VALUES0* inMetaValues,
+ void* layerData,
+ const FWPS_FILTER0* filter,
+ UINT64 flowContext,
+ FWPS_CLASSIFY_OUT0* classifyOut);
+NTSTATUS NTAPI CalloutNotify(FWPS_CALLOUT_NOTIFY_TYPE notifyType,
+ const GUID* filterKey, FWPS_FILTER0* filter);
+bool IsIPAddressInList(struct WFP_LOCAL_IP *ip);
+bool IsIPv4AddressInList(void *addr);
+bool IsIPv6AddressInList(void *addr);
+void FreeInjectionCtx(WFP_INJECTED_PACKET_CONTEXT *ctx);
+UCHAR *ModificationOfIPsecESPPacket(UCHAR *ip_packet, UINT ip_packet_size, UINT ip_header_size, UINT *dst_size_ptr, bool isv6);
+USHORT IpChecksum(void *buf, UINT size);
+bool InjectPacket(HANDLE hInjection, NET_BUFFER_LIST *nbl, UCHAR *dst_data, UINT dst_size, const FWPS_INCOMING_VALUES0* inFixedValues, const FWPS_INCOMING_METADATA_VALUES0* inMetaValues);
+
+void *Malloc(UINT size);
+void *ZeroMalloc(UINT size);
+void Free(void *p);
+void *ReAlloc(void *p, UINT size);
+void Copy(void *dst, void *src, UINT size);
+UINT GetMemSize(void *p);
+void Zero(void *p, UINT size);
+UINT Cmp(void *p1, void *p2, UINT size);
+SPINLOCK *NewSpinLock();
+void SpinLock(SPINLOCK *s);
+void SpinUnlock(SPINLOCK *s);
+void FreeSpinLock(SPINLOCK *s);
+EVENT *NewEvent(wchar_t *name);
+void FreeEvent(EVENT *e);
+void SetEvent(EVENT *e);
+void ResetEvent(EVENT *e);
+void Sleep(int milliSeconds);
+USHORT Swap16(USHORT value);
+UINT Swap32(UINT value);
+UINT64 Swap64(UINT64 value);
+USHORT Endian16(USHORT src);
+UINT Endian32(UINT src);
+UINT64 Endian64(UINT64 src);
+
+void Crush();
+
+
+#endif // WFPINNER_H
+
+
+// Developed by SoftEther VPN Project at University of Tsukuba in Japan.
+// Department of Computer Science has dozens of overly-enthusiastic geeks.
+// Join us: http://www.tsukuba.ac.jp/english/admission/
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