diff options
author | james <james@e7ae566f-a301-0410-adde-c780ea21d3b5> | 2005-09-26 05:28:27 +0000 |
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committer | james <james@e7ae566f-a301-0410-adde-c780ea21d3b5> | 2005-09-26 05:28:27 +0000 |
commit | 6fbf66fad3367b24fd6743bcd50254902fd9c8d5 (patch) | |
tree | 9802876e3771744eead18917bb47ff6e90ac39f5 /tap-win32/constants.h | |
download | openvpn-6fbf66fad3367b24fd6743bcd50254902fd9c8d5.tar.xz |
This is the start of the BETA21 branch.
It includes the --topology feature, and
TAP-Win32 driver changes to allow
non-admin access.
git-svn-id: http://svn.openvpn.net/projects/openvpn/branches/BETA21/openvpn@580 e7ae566f-a301-0410-adde-c780ea21d3b5
Diffstat (limited to 'tap-win32/constants.h')
-rwxr-xr-x | tap-win32/constants.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/tap-win32/constants.h b/tap-win32/constants.h new file mode 100755 index 0000000..37c1335 --- /dev/null +++ b/tap-win32/constants.h @@ -0,0 +1,55 @@ +/* + * TAP-Win32 -- A kernel driver to provide virtual tap device functionality + * on Windows. Originally derived from the CIPE-Win32 + * project by Damion K. Wilson, with extensive modifications by + * James Yonan. + * + * All source code which derives from the CIPE-Win32 project is + * Copyright (C) Damion K. Wilson, 2003, and is released under the + * GPL version 2 (see below). + * + * All other source code is Copyright (C) 2002-2005 OpenVPN Solutions LLC, + * 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 + */ + +//==================================================================== +// Product and Version public settings +//==================================================================== + +#define PRODUCT_STRING "TAP-Win32 Adapter V8" + +#define TAP_NDIS_MAJOR_VERSION 5 +#define TAP_NDIS_MINOR_VERSION 0 + +//=========================================================== +// Driver constants +//=========================================================== + +#define ETHERNET_HEADER_SIZE (sizeof (ETH_HEADER)) +#define ETHERNET_MTU 1500 +#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 MINIMUM_MTU 576 // USE TCP Minimum MTU +#define MAXIMUM_MTU 65536 // IP maximum MTU + +#define PACKET_QUEUE_SIZE 64 // tap -> userspace queue size +#define IRP_QUEUE_SIZE 16 // max number of simultaneous i/o operations from userspace + +#define TAP_LITTLE_ENDIAN // affects ntohs, htonl, etc. functions |