| 1 | /* |
1 | /* |
| 2 | device-tincd.C -- include one of the tincd low level implementations. |
2 | device-tincd.C -- include one of the tincd low level implementations. |
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3 | Copyright (C) 2003 Marc Lehmann <pcg@goof.com> |
| 3 | |
4 | |
| 4 | This program is free software; you can redistribute it and/or modify |
5 | This program is free software; you can redistribute it and/or modify |
| 5 | it under the terms of the GNU General Public License as published by |
6 | it under the terms of the GNU General Public License as published by |
| 6 | the Free Software Foundation; either version 2 of the License, or |
7 | the Free Software Foundation; either version 2 of the License, or |
| 7 | (at your option) any later version. |
8 | (at your option) any later version. |
| … | |
… | |
| 93 | #if IF_linux |
94 | #if IF_linux |
| 94 | # include "tincd/linux/device.c" |
95 | # include "tincd/linux/device.c" |
| 95 | #elif IF_freebsd |
96 | #elif IF_freebsd |
| 96 | # include "tincd/freebsd/device.c" |
97 | # include "tincd/freebsd/device.c" |
| 97 | #elif IF_netbsd |
98 | #elif IF_netbsd |
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99 | #define IF_istun 1 |
| 98 | # include "tincd/netbsd/device.c" |
100 | # include "tincd/netbsd/device.c" |
| 99 | #elif IF_solaris |
101 | #elif IF_solaris |
| 100 | # include "tincd/solaris/device.c" |
102 | # include "tincd/solaris/device.c" |
| 101 | #elif IF_cygwin |
103 | #elif IF_cygwin |
| 102 | # include "tincd/cygwin/device.c" |
104 | # include "tincd/cygwin/device.c" |
| 103 | #elif IF_mingw |
105 | #elif IF_mingw |
| 104 | # include "tincd/mingw/device.c" |
106 | # include "tincd/mingw/device.c" |
| 105 | #elif IF_darwin |
107 | #elif IF_darwin |
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108 | #define IF_istun 1 |
| 106 | # include "tincd/darwin/device.c" |
109 | # include "tincd/darwin/device.c" |
| 107 | #elif IF_raw_socket |
110 | #elif IF_raw_socket |
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111 | #define IF_istun 1 |
| 108 | # include "tincd/raw_socket/device.c" |
112 | # include "tincd/raw_socket/device.c" |
| 109 | #else |
113 | #else |
| 110 | # error No interface implementation for your IFTYPE/IFSUBTYPE combination. |
114 | # error No interface implementation for your IFTYPE/IFSUBTYPE combination. |
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115 | #endif |
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116 | |
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117 | #if IF_istun |
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118 | # include "ether_emu.C" |
| 111 | #endif |
119 | #endif |
| 112 | |
120 | |
| 113 | const char * |
121 | const char * |
| 114 | tap_device::info () |
122 | tap_device::info () |
| 115 | { |
123 | { |
| … | |
… | |
| 149 | slog (L_ERR, _("can't read from to %s %s: %s"), info (), DEFAULT_DEVICE, |
157 | slog (L_ERR, _("can't read from to %s %s: %s"), info (), DEFAULT_DEVICE, |
| 150 | strerror (errno)); |
158 | strerror (errno)); |
| 151 | return 0; |
159 | return 0; |
| 152 | } |
160 | } |
| 153 | |
161 | |
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162 | #if IF_istun |
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163 | // assume ipv4 |
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164 | (*pkt)[12] = 0x08; |
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165 | (*pkt)[13] = 0x00; |
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166 | |
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167 | if (!ether_emu.tun_to_tap (pkt)) |
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168 | { |
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169 | delete pkt; |
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170 | return 0; |
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171 | } |
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172 | #endif |
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173 | |
| 154 | return pkt; |
174 | return pkt; |
| 155 | } |
175 | } |
| 156 | |
176 | |
| 157 | void |
177 | void |
| 158 | tap_device::send (tap_packet *pkt) |
178 | tap_device::send (tap_packet *pkt) |
| 159 | { |
179 | { |
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180 | if ( |
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181 | #if IF_istun |
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182 | ether_emu.tap_to_tun (pkt) && |
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183 | #endif |
| 160 | if (!write_packet (reinterpret_cast<vpn_packet_t *>(pkt))) |
184 | !write_packet (reinterpret_cast<vpn_packet_t *>(pkt))) |
| 161 | slog (L_ERR, _("can't write to %s %s: %s"), info (), DEFAULT_DEVICE, |
185 | slog (L_ERR, _("can't write to %s %s: %s"), info (), DEFAULT_DEVICE, |
| 162 | strerror (errno)); |
186 | strerror (errno)); |
| 163 | } |
187 | } |
| 164 | |
188 | |
| 165 | |
189 | |
