| 1 | /* |
1 | /* |
| 2 | sockinfo.C -- socket address management |
2 | sockinfo.C -- socket address management |
| 3 | Copyright (C) 2003 Marc Lehmann <gvpe@schmorp.de> |
3 | Copyright (C) 2003-2008 Marc Lehmann <gvpe@schmorp.de> |
| 4 | |
4 | |
| 5 | This file is part of GVPE. |
5 | This file is part of GVPE. |
| 6 | |
6 | |
| 7 | GVPE is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify it |
| 8 | it under the terms of the GNU General Public License as published by |
8 | under the terms of the GNU General Public License as published by the |
| 9 | the Free Software Foundation; either version 2 of the License, or |
9 | Free Software Foundation; either version 3 of the License, or (at your |
| 10 | (at your option) any later version. |
10 | option) any later version. |
| 11 | |
11 | |
| 12 | This program is distributed in the hope that it will be useful, |
12 | This program is distributed in the hope that it will be useful, but |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General |
| 15 | GNU General Public License for more details. |
15 | Public License for more details. |
| 16 | |
16 | |
| 17 | You should have received a copy of the GNU General Public License |
17 | You should have received a copy of the GNU General Public License along |
| 18 | along with gvpe; if not, write to the Free Software |
18 | with this program; if not, see <http://www.gnu.org/licenses/>. |
| 19 | Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
19 | |
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20 | Additional permission under GNU GPL version 3 section 7 |
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21 | |
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22 | If you modify this Program, or any covered work, by linking or |
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23 | combining it with the OpenSSL project's OpenSSL library (or a modified |
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24 | version of that library), containing parts covered by the terms of the |
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25 | OpenSSL or SSLeay licenses, the licensors of this Program grant you |
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26 | additional permission to convey the resulting work. Corresponding |
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27 | Source for a non-source form of such a combination shall include the |
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28 | source code for the parts of OpenSSL used as well as that of the |
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29 | covered work. |
| 20 | */ |
30 | */ |
| 21 | |
31 | |
| 22 | #include "config.h" |
32 | #include "config.h" |
| 23 | |
33 | |
| 24 | #include <netdb.h> |
34 | #include <netdb.h> |
| … | |
… | |
| 32 | #include <cstdio> |
42 | #include <cstdio> |
| 33 | |
43 | |
| 34 | // all ipv4-based protocols |
44 | // all ipv4-based protocols |
| 35 | #define PROTv4 (PROT_UDPv4 | PROT_TCPv4 | PROT_ICMPv4 | PROT_IPv4 | PROT_DNSv4) |
45 | #define PROTv4 (PROT_UDPv4 | PROT_TCPv4 | PROT_ICMPv4 | PROT_IPv4 | PROT_DNSv4) |
| 36 | |
46 | |
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47 | void |
| 37 | void sockinfo::set (const sockaddr_in *sa, u8 prot_) |
48 | sockinfo::set (const sockaddr_in *sa, u8 prot_) |
| 38 | { |
49 | { |
| 39 | host = sa->sin_addr.s_addr; |
50 | host = sa->sin_addr.s_addr; |
| 40 | port = prot_ & (PROT_IPv4 | PROT_ICMPv4) ? 0 : sa->sin_port; |
51 | port = prot_ & (PROT_IPv4 | PROT_ICMPv4) ? 0 : sa->sin_port; |
| 41 | prot = prot_; |
52 | prot = prot_; |
| 42 | } |
53 | } |
| 43 | |
54 | |
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55 | void |
| 44 | void sockinfo::set (const char *hostname, u16 port_, u8 prot_) |
56 | sockinfo::set (const char *hostname, u16 port_, u8 prot_) |
| 45 | { |
57 | { |
| 46 | prot = prot_; |
58 | prot = prot_; |
| 47 | host = 0; |
59 | host = 0; |
| 48 | port = htons (port_); |
60 | port = htons (port_); |
| 49 | |
61 | |
| … | |
… | |
| 115 | u8 |
127 | u8 |
| 116 | sockinfo::supported_protocols (conf_node *conf) |
128 | sockinfo::supported_protocols (conf_node *conf) |
| 117 | { |
129 | { |
| 118 | u8 protocols = prot; |
130 | u8 protocols = prot; |
| 119 | |
131 | |
| 120 | if (prot & (PROT_UDPv4 | PROT_TCPv4)) |
132 | if (prot & (PROT_IPv4 | PROT_ICMPv4 | PROT_UDPv4 | PROT_TCPv4)) |
| 121 | protocols |= PROT_IPv4 | PROT_ICMPv4; |
133 | protocols |= PROT_IPv4 | PROT_ICMPv4; |
| 122 | |
134 | |
| 123 | if (conf |
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| 124 | && prot & PROTv4 |
135 | if (conf && prot & PROTv4) |
| 125 | && conf->protocols & PROT_UDPv4 |
136 | { |
| 126 | && conf->udp_port) |
137 | if (conf->protocols & PROT_UDPv4 && conf->udp_port) |
| 127 | protocols |= PROT_UDPv4; |
138 | protocols |= PROT_UDPv4; |
| 128 | |
139 | |
| 129 | if (conf |
140 | if (conf->protocols & PROT_TCPv4 && conf->tcp_port) |
| 130 | && prot & PROTv4 |
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| 131 | && conf->protocols & PROT_TCPv4 |
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| 132 | && conf->tcp_port) |
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| 133 | protocols |= PROT_TCPv4; |
141 | protocols |= PROT_TCPv4; |
| 134 | |
142 | |
| 135 | if (conf |
143 | if (conf->protocols & PROT_DNSv4 && conf->dns_port) |
| 136 | && prot & PROTv4 |
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| 137 | && conf->protocols & PROT_DNSv4 |
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| 138 | && conf->dns_port) |
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| 139 | protocols |= PROT_DNSv4; |
144 | protocols |= PROT_DNSv4; |
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145 | } |
| 140 | |
146 | |
| 141 | return protocols; |
147 | return protocols; |
| 142 | } |
148 | } |
| 143 | |
149 | |
| 144 | bool |
150 | bool |
