diff options
Diffstat (limited to 'tap-win32/dhcp.h')
| -rwxr-xr-x | tap-win32/dhcp.h | 164 |
1 files changed, 0 insertions, 164 deletions
diff --git a/tap-win32/dhcp.h b/tap-win32/dhcp.h deleted file mode 100755 index 4215f81..0000000 --- a/tap-win32/dhcp.h +++ /dev/null @@ -1,164 +0,0 @@ -/* - * TAP-Win32/TAP-Win64 -- 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) 2002-2010 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 - */ - -#pragma pack(1) - -//=================================================== -// How many bad DHCPREQUESTs do we receive before we -// return a NAK? -// -// A bad DHCPREQUEST is defined to be one where the -// requestor doesn't know its IP address. -//=================================================== - -#define BAD_DHCPREQUEST_NAK_THRESHOLD 3 - -//============================================== -// Maximum number of DHCP options bytes supplied -//============================================== - -#define DHCP_USER_SUPPLIED_OPTIONS_BUFFER_SIZE 256 -#define DHCP_OPTIONS_BUFFER_SIZE 256 - -//=================================== -// UDP port numbers of DHCP messages. -//=================================== - -#define BOOTPS_PORT 67 -#define BOOTPC_PORT 68 - -//=========================== -// The DHCP message structure -//=========================== - -typedef struct { -# define BOOTREQUEST 1 -# define BOOTREPLY 2 - UCHAR op; /* message op */ - - UCHAR htype; /* hardware address type (e.g. '1' = 10Mb Ethernet) */ - UCHAR hlen; /* hardware address length (e.g. '6' for 10Mb Ethernet) */ - UCHAR hops; /* client sets to 0, may be used by relay agents */ - ULONG xid; /* transaction ID, chosen by client */ - USHORT secs; /* seconds since request process began, set by client */ - USHORT flags; - ULONG ciaddr; /* client IP address, client sets if known */ - ULONG yiaddr; /* 'your' IP address -- server's response to client */ - ULONG siaddr; /* server IP address */ - ULONG giaddr; /* relay agent IP address */ - UCHAR chaddr[16]; /* client hardware address */ - UCHAR sname[64]; /* optional server host name */ - UCHAR file[128]; /* boot file name */ - ULONG magic; /* must be 0x63825363 (network order) */ -} DHCP; - -typedef struct { - ETH_HEADER eth; - IPHDR ip; - UDPHDR udp; - DHCP dhcp; -} DHCPPre; - -typedef struct { - DHCPPre pre; - UCHAR options[DHCP_OPTIONS_BUFFER_SIZE]; -} DHCPFull; - -typedef struct { - unsigned int optlen; - BOOLEAN overflow; - DHCPFull msg; -} DHCPMsg; - -//=================== -// Macros for DHCPMSG -//=================== - -#define DHCPMSG_LEN_BASE(p) (sizeof (DHCPPre)) -#define DHCPMSG_LEN_OPT(p) ((p)->optlen) -#define DHCPMSG_LEN_FULL(p) (DHCPMSG_LEN_BASE(p) + DHCPMSG_LEN_OPT(p)) -#define DHCPMSG_BUF(p) ((UCHAR*) &(p)->msg) -#define DHCPMSG_OVERFLOW(p) ((p)->overflow) - -//======================================== -// structs to hold individual DHCP options -//======================================== - -typedef struct { - UCHAR type; -} DHCPOPT0; - -typedef struct { - UCHAR type; - UCHAR len; - UCHAR data; -} DHCPOPT8; - -typedef struct { - UCHAR type; - UCHAR len; - ULONG data; -} DHCPOPT32; - -#pragma pack() - -//================== -// DHCP Option types -//================== - -#define DHCP_MSG_TYPE 53 /* message type (u8) */ -#define DHCP_PARM_REQ 55 /* parameter request list: c1 (u8), ... */ -#define DHCP_CLIENT_ID 61 /* client ID: type (u8), i1 (u8), ... */ -#define DHCP_IP 50 /* requested IP addr (u32) */ -#define DHCP_NETMASK 1 /* subnet mask (u32) */ -#define DHCP_LEASE_TIME 51 /* lease time sec (u32) */ -#define DHCP_RENEW_TIME 58 /* renewal time sec (u32) */ -#define DHCP_REBIND_TIME 59 /* rebind time sec (u32) */ -#define DHCP_SERVER_ID 54 /* server ID: IP addr (u32) */ -#define DHCP_PAD 0 -#define DHCP_END 255 - -//==================== -// DHCP Messages types -//==================== - -#define DHCPDISCOVER 1 -#define DHCPOFFER 2 -#define DHCPREQUEST 3 -#define DHCPDECLINE 4 -#define DHCPACK 5 -#define DHCPNAK 6 -#define DHCPRELEASE 7 -#define DHCPINFORM 8 - -#if DBG - -VOID -DumpDHCP (const ETH_HEADER *eth, - const IPHDR *ip, - const UDPHDR *udp, - const DHCP *dhcp, - const int optlen); - -#endif |