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NDIS6 driver with VS project to build -- builds correctly, not customized for ZT yet.

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This commit is contained in:
Adam Ierymenko 2015-04-24 23:31:51 -07:00
parent ce09e363dc
commit 1ebe2ad920
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224
windows/TapDriver6/proto.h Normal file
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/*
* TAP-Windows -- A kernel driver to provide virtual tap
* device functionality on Windows.
*
* This code was inspired by the CIPE-Win32 driver by Damion K. Wilson.
*
* This source code is Copyright (C) 2002-2014 OpenVPN Technologies, Inc.,
* and is released under the GPL version 2 (see below).
*
* 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
* along with this program (see the file COPYING included with this
* distribution); if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
//============================================================
// MAC address, Ethernet header, and ARP
//============================================================
#pragma pack(1)
#define IP_HEADER_SIZE 20
#define IPV6_HEADER_SIZE 40
#define MACADDR_SIZE 6
typedef unsigned char MACADDR[MACADDR_SIZE];
typedef unsigned long IPADDR;
typedef unsigned char IPV6ADDR[16];
//-----------------
// Ethernet address
//-----------------
typedef struct {
MACADDR addr;
} ETH_ADDR;
typedef struct {
ETH_ADDR list[TAP_MAX_MCAST_LIST];
} MC_LIST;
// BUGBUG!!! Consider using ststem defines in netiodef.h!!!
//----------------
// Ethernet header
//----------------
typedef struct
{
MACADDR dest; /* destination eth addr */
MACADDR src; /* source ether addr */
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()