Files
basil00_WinDivert/include/divert_device.h
T
basil00 934019aec5 - In divert_filter_compile(), do not use the stack for filter0; instead
allocate from the heap.  Stacks are small (12Kb on x86).
2012-10-24 21:30:27 +08:00

200 lines
7.8 KiB
C

/*
* divert_device.h
* (C) 2012, all rights reserved,
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef __DIVERT_DEVICE_H
#define __DIVERT_DEVICE_H
/*
* NOTE: This is the low-level interface to the divert device driver.
* This interface should not be used directly, instead use the high-level
* interface provided by the divert API.
*/
#define DIVERT_KERNEL
#include "divert.h"
#define DIVERT_VERSION 1
#define DIVERT_VERSION_MINOR 0
#define DIVERT_STR2(s) #s
#define DIVERT_STR(s) DIVERT_STR2(s)
#define DIVERT_LSTR2(s) L ## #s
#define DIVERT_LSTR(s) DIVERT_LSTR2(s)
#define DIVERT_VERSION_LSTR \
DIVERT_LSTR(DIVERT_VERSION) L"." DIVERT_LSTR(DIVERT_VERSION_MINOR)
#define DIVERT_DEVICE_NAME \
L"WinDivert" DIVERT_VERSION_LSTR
#define DIVERT_IOCTL_VERSION 2
#define DIVERT_IOCTL_MAGIC 0xE8D3
#define DIVERT_FILTER_FIELD_ZERO 0
#define DIVERT_FILTER_FIELD_INBOUND 1
#define DIVERT_FILTER_FIELD_OUTBOUND 2
#define DIVERT_FILTER_FIELD_IFIDX 3
#define DIVERT_FILTER_FIELD_SUBIFIDX 4
#define DIVERT_FILTER_FIELD_IP 5
#define DIVERT_FILTER_FIELD_IPV6 6
#define DIVERT_FILTER_FIELD_ICMP 7
#define DIVERT_FILTER_FIELD_TCP 8
#define DIVERT_FILTER_FIELD_UDP 9
#define DIVERT_FILTER_FIELD_ICMPV6 10
#define DIVERT_FILTER_FIELD_IP_HDRLENGTH 11
#define DIVERT_FILTER_FIELD_IP_TOS 12
#define DIVERT_FILTER_FIELD_IP_LENGTH 13
#define DIVERT_FILTER_FIELD_IP_ID 14
#define DIVERT_FILTER_FIELD_IP_DF 15
#define DIVERT_FILTER_FIELD_IP_MF 16
#define DIVERT_FILTER_FIELD_IP_FRAGOFF 17
#define DIVERT_FILTER_FIELD_IP_TTL 18
#define DIVERT_FILTER_FIELD_IP_PROTOCOL 19
#define DIVERT_FILTER_FIELD_IP_CHECKSUM 20
#define DIVERT_FILTER_FIELD_IP_SRCADDR 21
#define DIVERT_FILTER_FIELD_IP_DSTADDR 22
#define DIVERT_FILTER_FIELD_IPV6_TRAFFICCLASS 23
#define DIVERT_FILTER_FIELD_IPV6_FLOWLABEL 24
#define DIVERT_FILTER_FIELD_IPV6_LENGTH 25
#define DIVERT_FILTER_FIELD_IPV6_NEXTHDR 26
#define DIVERT_FILTER_FIELD_IPV6_HOPLIMIT 27
#define DIVERT_FILTER_FIELD_IPV6_SRCADDR 28
#define DIVERT_FILTER_FIELD_IPV6_DSTADDR 29
#define DIVERT_FILTER_FIELD_ICMP_TYPE 30
#define DIVERT_FILTER_FIELD_ICMP_CODE 31
#define DIVERT_FILTER_FIELD_ICMP_CHECKSUM 32
#define DIVERT_FILTER_FIELD_ICMP_BODY 33
#define DIVERT_FILTER_FIELD_ICMPV6_TYPE 34
#define DIVERT_FILTER_FIELD_ICMPV6_CODE 35
#define DIVERT_FILTER_FIELD_ICMPV6_CHECKSUM 36
#define DIVERT_FILTER_FIELD_ICMPV6_BODY 37
#define DIVERT_FILTER_FIELD_TCP_SRCPORT 38
#define DIVERT_FILTER_FIELD_TCP_DSTPORT 39
#define DIVERT_FILTER_FIELD_TCP_SEQNUM 40
#define DIVERT_FILTER_FIELD_TCP_ACKNUM 41
#define DIVERT_FILTER_FIELD_TCP_HDRLENGTH 42
#define DIVERT_FILTER_FIELD_TCP_URG 43
#define DIVERT_FILTER_FIELD_TCP_ACK 44
#define DIVERT_FILTER_FIELD_TCP_PSH 45
#define DIVERT_FILTER_FIELD_TCP_RST 46
#define DIVERT_FILTER_FIELD_TCP_SYN 47
#define DIVERT_FILTER_FIELD_TCP_FIN 48
#define DIVERT_FILTER_FIELD_TCP_WINDOW 49
#define DIVERT_FILTER_FIELD_TCP_CHECKSUM 50
#define DIVERT_FILTER_FIELD_TCP_URGPTR 51
#define DIVERT_FILTER_FIELD_TCP_PAYLOADLENGTH 52
#define DIVERT_FILTER_FIELD_UDP_SRCPORT 53
#define DIVERT_FILTER_FIELD_UDP_DSTPORT 54
#define DIVERT_FILTER_FIELD_UDP_LENGTH 55
#define DIVERT_FILTER_FIELD_UDP_CHECKSUM 56
#define DIVERT_FILTER_FIELD_UDP_PAYLOADLENGTH 57
#define DIVERT_FILTER_FIELD_MAX \
DIVERT_FILTER_FIELD_UDP_PAYLOADLENGTH
#define DIVERT_FILTER_TEST_EQ 0
#define DIVERT_FILTER_TEST_NEQ 1
#define DIVERT_FILTER_TEST_LT 2
#define DIVERT_FILTER_TEST_LEQ 3
#define DIVERT_FILTER_TEST_GT 4
#define DIVERT_FILTER_TEST_GEQ 5
#define DIVERT_FILTER_TEST_MAX DIVERT_FILTER_TEST_GEQ
#define DIVERT_FILTER_MAXLEN 512
#define DIVERT_FILTER_RESULT_ACCEPT (DIVERT_FILTER_MAXLEN+1)
#define DIVERT_FILTER_RESULT_REJECT (DIVERT_FILTER_MAXLEN+2)
/*
* Divert layers.
*/
#define DIVERT_LAYER_DEFAULT DIVERT_LAYER_NETWORK
#define DIVERT_LAYER_MAX DIVERT_LAYER_NETWORK_FORWARD
/*
* Divert flags.
*/
#define DIVERT_FLAGS_MAX \
(DIVERT_FLAG_SNIFF | DIVERT_FLAG_DROP)
/*
* Divert priorities.
*/
#define DIVERT_PRIORITY(priority16) \
((UINT32)((INT32)(priority16) + 0x7FFF + 1))
#define DIVERT_PRIORITY_DEFAULT DIVERT_PRIORITY(0)
#define DIVERT_PRIORITY_MAX DIVERT_PRIORITY(1000)
/*
* Divert parameters.
*/
#define DIVERT_PARAM_QUEUE_LEN_DEFAULT 512
#define DIVERT_PARAM_QUEUE_LEN_MIN 1
#define DIVERT_PARAM_QUEUE_LEN_MAX 8192
#define DIVERT_PARAM_QUEUE_TIME_DEFAULT 256
#define DIVERT_PARAM_QUEUE_TIME_MIN 32
#define DIVERT_PARAM_QUEUE_TIME_MAX 1024
/*
* Message definitions.
*/
#pragma pack(push, 1)
struct divert_ioctl_s
{
UINT16 magic; // DIVERT_IOCTL_MAGIC
UINT8 version; // DIVERT_IOCTL_VERSION
UINT8 arg8; // 8-bit argument
UINT64 arg; // 64-bit argument
};
typedef struct divert_ioctl_s *divert_ioctl_t;
/*
* IOCTL structures.
*/
struct divert_ioctl_filter_s
{
UINT8 field; // DIVERT_FILTER_FIELD_IP_*
UINT8 test; // DIVERT_FILTER_TEST_*
UINT16 success; // Success continuation.
UINT16 failure; // Fail continuation.
UINT32 arg[4]; // Argument.
};
typedef struct divert_ioctl_filter_s *divert_ioctl_filter_t;
#pragma pack(pop)
/*
* IOCTL codes.
*/
#define IOCTL_DIVERT_RECV \
CTL_CODE(FILE_DEVICE_NETWORK, 0x908, METHOD_OUT_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_SEND \
CTL_CODE(FILE_DEVICE_NETWORK, 0x909, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_START_FILTER \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90A, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_SET_LAYER \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90B, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_SET_PRIORITY \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90C, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_SET_FLAGS \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90D, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_SET_PARAM \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90E, METHOD_IN_DIRECT, FILE_ANY_ACCESS)
#define IOCTL_DIVERT_GET_PARAM \
CTL_CODE(FILE_DEVICE_NETWORK, 0x90F, METHOD_OUT_DIRECT, FILE_ANY_ACCESS)
#endif // __DIVERT_DEVICE_H