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[128.199.52.117]) by smtp.gmail.com with ESMTPSA id l13sm2527752wmh.12.2019.11.07.09.47.36 (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 07 Nov 2019 09:47:36 -0800 (PST) From: Lev Stipakov To: openvpn-devel@lists.sourceforge.net Date: Thu, 7 Nov 2019 19:45:22 +0200 Message-Id: <1573148729-27339-1-git-send-email-lstipakov@gmail.com> X-Mailer: git-send-email 2.7.4 X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. 0.0 URIBL_BLOCKED ADMINISTRATOR NOTICE: The query to URIBL was blocked. See http://wiki.apache.org/spamassassin/DnsBlocklists#dnsbl-block for more information. [URIs: makefile.am] 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail provider (lstipakov[at]gmail.com) -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [209.85.128.65 listed in list.dnswl.org] -0.0 RCVD_IN_MSPIKE_H2 RBL: Average reputation (+2) [209.85.128.65 listed in wl.mailspike.net] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid X-Headers-End: 1iSlsm-0040yy-G7 Subject: [Openvpn-devel] [PATCH v2 0/7] Wintun support X-BeenThere: openvpn-devel@lists.sourceforge.net X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: openvpn-devel-bounces@lists.sourceforge.net X-getmail-retrieved-from-mailbox: Inbox This set of patches adds support of wintun kernel driver (https://www.wintun.net) to OpenVPN Windows client and server. While wintun is in beta (currently used version is 0.7), it performs significantly faster comparison to tap-windows6. Below are download bandwidth stats reported by iperf3 running on client: > iperf3 -c -t 60 Server - community openvpn2 (2.4.4) tap-windows6 - 396Mbit/s wintun - 677Mbit/s Server - propietary openvpn3 with kernel acceleration (in development) tap-windows6 - 386Mbit/s wintun - 840Mbit/s Client version used for tap-windows6 tests is 2.4.8. To use wintun driver instead of tap-window6, add "windows-driver wintun" to your VPN config file or openvpn.exe command line. Ready-made Windows client installer (signed by OpenVPN Inc) with wintun support could be found here: from http://staging.openvpn.net/openvpn2/. To build installer yourself, you need a patched version of openvpn-build, see https://github.com/OpenVPN/openvpn-build/pull/154. Changes from v1: - rebased on top of latest master (2b11e57) Lev Stipakov (7): Visual Studio: upgrade project files to VS2019 wintun: add --windows-driver config option wintun: implement opening wintun device wintun: ring buffers based I/O wintun: interactive service support wintun: set adapter properties via interactive service wintun: clear adapter settings on tun close include/openvpn-msg.h | 10 + src/compat/compat.vcxproj | 12 +- src/openvpn/Makefile.am | 4 +- src/openvpn/forward.c | 42 ++- src/openvpn/forward.h | 47 ++- src/openvpn/init.c | 7 + src/openvpn/mtcp.c | 28 +- src/openvpn/mudp.c | 14 + src/openvpn/openvpn.vcxproj | 16 +- src/openvpn/openvpn.vcxproj.filters | 8 +- src/openvpn/options.c | 37 ++ src/openvpn/options.h | 1 + src/openvpn/ring_buffer.c | 54 +++ src/openvpn/ring_buffer.h | 79 +++++ src/openvpn/route.c | 2 +- src/openvpn/route.h | 3 +- src/openvpn/syshead.h | 1 + src/openvpn/tun.c | 504 +++++++++++++++++++++++----- src/openvpn/tun.h | 139 +++++++- src/openvpn/win32.c | 95 ++++++ src/openvpn/win32.h | 4 + src/openvpnmsica/openvpnmsica.vcxproj | 14 +- src/openvpnserv/Makefile.am | 3 +- src/openvpnserv/interactive.c | 141 +++++++- src/openvpnserv/openvpnserv.vcxproj | 14 +- src/openvpnserv/openvpnserv.vcxproj.filters | 6 + src/tapctl/tapctl.vcxproj | 14 +- 27 files changed, 1160 insertions(+), 139 deletions(-) create mode 100644 src/openvpn/ring_buffer.c create mode 100644 src/openvpn/ring_buffer.h