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/cvs/gvpe/src/sockinfo.h
Revision: 1.6
Committed: Mon Apr 7 01:12:56 2003 UTC (21 years, 1 month ago) by pcg
Content type: text/plain
Branch: MAIN
CVS Tags: VPE_0_9, VPE_1_0
Changes since 1.5: +1 -0 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 pcg 1.1 /*
2     sockinfo.h -- socket address management
3 pcg 1.2
4     Copyright (C) 2003 Marc Lehmann <pcg@goof.com>
5 pcg 1.1
6     This program is free software; you can redistribute it and/or modify
7     it under the terms of the GNU General Public License as published by
8     the Free Software Foundation; either version 2 of the License, or
9     (at your option) any later version.
10    
11     This program is distributed in the hope that it will be useful,
12     but WITHOUT ANY WARRANTY; without even the implied warranty of
13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14     GNU General Public License for more details.
15    
16     You should have received a copy of the GNU General Public License
17     along with this program; if not, write to the Free Software
18     Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19     */
20    
21 pcg 1.2 #ifndef VPE_SOCKINFO_H__
22     #define VPE_SOCKINFO_H__
23 pcg 1.1
24     #include <sys/socket.h>
25     #include <netinet/in.h>
26    
27     #include "conf.h"
28    
29     // encapsulate one or more network addresses. this structure
30     // gets transferred over the wire, so be careful with endianness etc.
31     struct sockinfo
32     {
33     u32 host;
34     u16 port;
35     u8 prot;
36     u8 pad1;
37    
38 pcg 1.4 void set (const sockaddr_in *sa, u8 prot_);
39     void set (const conf_node *conf, u8 prot_);
40 pcg 1.6 void set (const char *hostname, u16 port_, u8 prot_);
41 pcg 1.1
42 pcg 1.5 // return the supported protocols
43     u8 supported_protocols (conf_node *conf = 0);
44     bool upgrade_protocol (u8 prot_, conf_node *conf = 0);
45    
46 pcg 1.1 operator const char *() const;
47    
48     const sockaddr *sav4 () const;
49     const socklen_t salenv4 () const
50 pcg 1.3 { return sizeof (sockaddr_in); }
51 pcg 1.1
52     const char *ntoa () const;
53    
54 pcg 1.4 bool valid () const
55     { return prot != 0 && host != 0; }
56    
57 pcg 1.3 sockinfo() { prot = 0; }
58 pcg 1.1
59 pcg 1.4 sockinfo(const sockaddr_in &sa, u8 prot)
60     { set (&sa, prot); }
61 pcg 1.3
62 pcg 1.4 sockinfo(const conf_node *conf, u8 prot)
63     { set (conf, prot); }
64 pcg 1.1 };
65    
66 pcg 1.4 bool operator == (const sockinfo &a, const sockinfo &b);
67     bool operator < (const sockinfo &a, const sockinfo &b);
68 pcg 1.1
69     #endif
70