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Comparing gvpe/src/sockinfo.C (file contents):
Revision 1.4 by pcg, Sat Apr 5 02:32:40 2003 UTC vs.
Revision 1.11 by pcg, Sat Jan 17 16:01:59 2004 UTC

1/* 1/*
2 sockinfo.C -- socket address management 2 sockinfo.C -- socket address management
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.
… …
16 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 17 Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17*/ 18*/
18 19
19#include "config.h" 20#include "config.h"
20 21
21#include <arpa/inet.h>
22#include <netdb.h> 22#include <netdb.h>
23 23
24#include "gettext.h" 24#include "gettext.h"
25 25
26#include "sockinfo.h" 26#include "sockinfo.h"
27#include "slog.h" 27#include "slog.h"
28 28
29// all ipv4-based protocols
30#define PROTv4 (PROT_UDPv4 | PROT_TCPv4 | PROT_ICMPv4 | PROT_IPv4)
31
29void sockinfo::set (const sockaddr_in *sa, u8 prot_) 32void sockinfo::set (const sockaddr_in *sa, u8 prot_)
30{ 33{
31 host = sa->sin_addr.s_addr; 34 host = sa->sin_addr.s_addr;
32 port = prot_ == PROT_IPv4 ? 0 : sa->sin_port; 35 port = prot_ & (PROT_IPv4 | PROT_ICMPv4) ? 0 : sa->sin_port;
33 prot = prot_; 36 prot = prot_;
34} 37}
35 38
36void 39void sockinfo::set (const char *hostname, u16 port_, u8 prot_)
37sockinfo::set (const conf_node *conf, u8 prot_)
38{ 40{
39 prot = prot_; 41 prot = prot_;
40 host = 0; 42 host = 0;
41 port = prot == PROT_UDPv4 ? htons (conf->udp_port) 43 port = htons (port_);
42 : prot == PROT_TCPv4 ? htons (conf->tcp_port)
43 : 0;
44 44
45 if (prot && conf->hostname) 45 if (prot & PROTv4
46 && hostname)
46 { 47 {
47 struct hostent *he = gethostbyname (conf->hostname); 48 struct hostent *he = gethostbyname (hostname);
48 49
49 if (he 50 if (he
50 && he->h_addrtype == AF_INET && he->h_length == 4 && he->h_addr_list[0]) 51 && he->h_addrtype == AF_INET && he->h_length == 4 && he->h_addr_list[0])
51 { 52 {
52 //sa->sin_family = he->h_addrtype; 53 //sa->sin_family = he->h_addrtype;
53 memcpy (&host, he->h_addr_list[0], 4); 54 memcpy (&host, he->h_addr_list[0], 4);
54
55 } 55 }
56 else 56 else
57 slog (L_NOTICE, _("unable to resolve host '%s'"), conf->hostname); 57 slog (L_NOTICE, _("unable to resolve host '%s'"), hostname);
58 } 58 }
59} 59}
60 60
61void
62sockinfo::set (const conf_node *conf, u8 prot_)
63{
64 set (conf->hostname,
65 prot_ == PROT_UDPv4 ? conf->udp_port
66 : prot_ == PROT_TCPv4 ? conf->tcp_port
67 : 0,
68 prot_);
69}
61 70
62const sockaddr * 71const sockaddr *
63sockinfo::sav4() const 72sockinfo::sav4() const
64{ 73{
65 static sockaddr_in sa; 74 static sockaddr_in sa;
… …
69 sa.sin_addr.s_addr = host; 78 sa.sin_addr.s_addr = host;
70 79
71 return (const sockaddr *)&sa; 80 return (const sockaddr *)&sa;
72} 81}
73 82
74static char hostport[10 + 15 + 1 + 5 + 1]; // protype / IPv4 : port 83static char hostport[10 + 15 + 1 + 5 + 1]; // proto / IPv4 : port
75 84
76const char * 85const char *
77sockinfo::ntoa () const 86sockinfo::ntoa () const
78{ 87{
79 in_addr ia = { host }; 88 in_addr ia = { host };
… …
90 sprintf (hostport, "%s/%.15s:%d", strprotocol (prot), inet_ntoa (ia), ntohs (port) & 0xffff); 99 sprintf (hostport, "%s/%.15s:%d", strprotocol (prot), inet_ntoa (ia), ntohs (port) & 0xffff);
91 100
92 return hostport; 101 return hostport;
93} 102}
94 103
104u8
105sockinfo::supported_protocols (conf_node *conf)
106{
107 u8 protocols = prot;
108
109 if (prot & (PROT_UDPv4 | PROT_TCPv4))
110 protocols |= PROT_IPv4 | PROT_ICMPv4;
111
112 if (conf
113 && prot & PROTv4
114 && conf->protocols & PROT_UDPv4
115 && conf->udp_port)
116 protocols |= PROT_UDPv4;
117
118 if (conf
119 && prot & PROTv4
120 && conf->protocols & PROT_TCPv4
121 && conf->tcp_port)
122 protocols |= PROT_TCPv4;
123
124 return protocols;
125}
126
127bool
128sockinfo::upgrade_protocol (u8 prot_, conf_node *conf)
129{
130 if (prot_ == prot)
131 return true;
132
133 if (prot & PROTv4
134 && prot_ & PROTv4)
135 {
136 if (prot_ & (PROT_IPv4 | PROT_ICMPv4))
137 {
138 prot = prot_;
139 port = 0;
140 return true;
141 }
142
143 if (conf
144 && prot_ & PROT_UDPv4
145 && conf->protocols & PROT_UDPv4
146 && conf->udp_port)
147 {
148 prot = prot_;
149 port = htons (conf->udp_port);
150 return true;
151 }
152
153 if (conf
154 && prot_ & PROT_TCPv4
155 && conf->protocols & PROT_TCPv4
156 && conf->tcp_port)
157 {
158 prot = prot_;
159 port = htons (conf->tcp_port);
160 return true;
161 }
162 }
163
164 return false;
165}
166
95bool 167bool
96operator == (const sockinfo &a, const sockinfo &b) 168operator == (const sockinfo &a, const sockinfo &b)
97{ 169{
98 return a.host == b.host && a.port == b.port && a.prot == b.prot; 170 return a.host == b.host && a.port == b.port && a.prot == b.prot;
99} 171}

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