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Comparing gvpe/src/sockinfo.C (file contents):
Revision 1.6 by pcg, Sat Apr 5 18:03:20 2003 UTC vs.
Revision 1.17 by pcg, Mon Mar 7 01:31:26 2005 UTC

1/* 1/*
2 sockinfo.C -- socket address management 2 sockinfo.C -- socket address management
3 Copyright (C) 2003 Marc Lehmann <gvpe@schmorp.de>
3 4
5 This file is part of GVPE.
6
4 This program is free software; you can redistribute it and/or modify 7 GVPE is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by 8 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 9 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version. 10 (at your option) any later version.
8 11
9 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,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details. 15 GNU General Public License for more details.
13 16
14 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
15 along with this program; if not, write to the Free Software 18 along with gvpe; if not, write to the Free Software
16 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 19 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17*/ 20*/
18 21
19#include "config.h" 22#include "config.h"
20 23
21#include <arpa/inet.h>
22#include <netdb.h> 24#include <netdb.h>
23 25
24#include "gettext.h" 26#include "gettext.h"
25 27
26#include "sockinfo.h" 28#include "sockinfo.h"
27#include "slog.h" 29#include "slog.h"
28 30
31// all ipv4-based protocols
32#define PROTv4 (PROT_UDPv4 | PROT_TCPv4 | PROT_ICMPv4 | PROT_IPv4 | PROT_DNSv4)
33
29void sockinfo::set (const sockaddr_in *sa, u8 prot_) 34void sockinfo::set (const sockaddr_in *sa, u8 prot_)
30{ 35{
31 host = sa->sin_addr.s_addr; 36 host = sa->sin_addr.s_addr;
32 port = prot_ == PROT_IPv4 ? 0 : sa->sin_port; 37 port = prot_ & (PROT_IPv4 | PROT_ICMPv4) ? 0 : sa->sin_port;
33 prot = prot_; 38 prot = prot_;
34} 39}
35 40
36void 41void sockinfo::set (const char *hostname, u16 port_, u8 prot_)
37sockinfo::set (const conf_node *conf, u8 prot_)
38{ 42{
39 prot = prot_; 43 prot = prot_;
40 host = 0; 44 host = 0;
41 port = prot == PROT_UDPv4 ? htons (conf->udp_port) 45 port = htons (port_);
42 : prot == PROT_TCPv4 ? htons (conf->tcp_port)
43 : 0;
44 46
45 if (prot && conf->hostname) 47 if (prot & PROTv4
48 && hostname)
46 { 49 {
47 struct hostent *he = gethostbyname (conf->hostname); 50 struct hostent *he = gethostbyname (hostname);
48 51
49 if (he 52 if (he
50 && he->h_addrtype == AF_INET && he->h_length == 4 && he->h_addr_list[0]) 53 && he->h_addrtype == AF_INET && he->h_length == 4 && he->h_addr_list[0])
51 { 54 {
52 //sa->sin_family = he->h_addrtype; 55 //sa->sin_family = he->h_addrtype;
53 memcpy (&host, he->h_addr_list[0], 4); 56 memcpy (&host, he->h_addr_list[0], 4);
54
55 } 57 }
56 else 58 else
57 slog (L_NOTICE, _("unable to resolve host '%s'"), conf->hostname); 59 slog (L_NOTICE, _("unable to resolve host '%s'"), hostname);
58 } 60 }
59} 61}
60 62
63void
64sockinfo::set (const conf_node *conf, u8 prot_)
65{
66 if (prot_ == PROT_DNSv4)
67 {
68 host = 0x01010101; port = htons (conf->id); prot = prot_;
69 }
70 else
71 set (conf->hostname,
72 prot_ == PROT_UDPv4 ? conf->udp_port
73 : prot_ == PROT_TCPv4 ? conf->tcp_port
74 : prot_ == PROT_DNSv4 ? conf->dns_port
75 : 0,
76 prot_);
77}
61 78
62const sockaddr * 79const sockaddr *
63sockinfo::sav4() const 80sockinfo::sav4() const
64{ 81{
65 static sockaddr_in sa; 82 static sockaddr_in sa;
… …
69 sa.sin_addr.s_addr = host; 86 sa.sin_addr.s_addr = host;
70 87
71 return (const sockaddr *)&sa; 88 return (const sockaddr *)&sa;
72} 89}
73 90
74static char hostport[10 + 15 + 1 + 5 + 1]; // protype / IPv4 : port 91static char hostport[10 + 15 + 1 + 5 + 1]; // proto / IPv4 : port
75 92
76const char * 93const char *
77sockinfo::ntoa () const 94sockinfo::ntoa () const
78{ 95{
79 in_addr ia = { host }; 96 in_addr ia = { host };
… …
96sockinfo::supported_protocols (conf_node *conf) 113sockinfo::supported_protocols (conf_node *conf)
97{ 114{
98 u8 protocols = prot; 115 u8 protocols = prot;
99 116
100 if (prot & (PROT_UDPv4 | PROT_TCPv4)) 117 if (prot & (PROT_UDPv4 | PROT_TCPv4))
101 protocols |= PROT_IPv4; 118 protocols |= PROT_IPv4 | PROT_ICMPv4;
102 119
103 if (conf 120 if (conf
104 && prot & (PROT_IPv4 | PROT_UDPv4 | PROT_TCPv4) 121 && prot & PROTv4
105 && conf->protocols & PROT_UDPv4 122 && conf->protocols & PROT_UDPv4
106 && conf->udp_port) 123 && conf->udp_port)
107 protocols |= PROT_UDPv4; 124 protocols |= PROT_UDPv4;
108 125
109 if (conf 126 if (conf
110 && prot & (PROT_IPv4 | PROT_UDPv4 | PROT_TCPv4) 127 && prot & PROTv4
111 && conf->protocols & PROT_TCPv4 128 && conf->protocols & PROT_TCPv4
112 && conf->tcp_port) 129 && conf->tcp_port)
113 protocols |= PROT_TCPv4; 130 protocols |= PROT_TCPv4;
131
132 if (conf
133 && prot & PROTv4
134 && conf->protocols & PROT_DNSv4
135 && conf->dns_port)
136 protocols |= PROT_DNSv4;
114 137
115 return protocols; 138 return protocols;
116} 139}
117 140
118bool 141bool
119sockinfo::upgrade_protocol (u8 prot_, conf_node *conf) 142sockinfo::upgrade_protocol (u8 prot_, conf_node *conf)
120{ 143{
121 if (prot_ == prot) 144 if (prot_ == prot)
122 return true; 145 return true;
123 146
124 if (prot & (PROT_IPv4 | PROT_UDPv4 | PROT_TCPv4) 147 if (prot & PROTv4
125 && prot_ & (PROT_IPv4 | PROT_UDPv4 | PROT_TCPv4)) 148 && prot_ & PROTv4)
126 { 149 {
127 if (prot_ & PROT_IPv4) 150 if (prot_ & (PROT_IPv4 | PROT_ICMPv4))
128 { 151 {
129 prot = prot_; 152 prot = prot_;
130 port = 0; 153 port = 0;
131 return true; 154 return true;
132 } 155 }

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