| 1 | /* |
1 | /* |
| 2 | sockinfo.h -- socket address management |
2 | sockinfo.h -- socket address management |
| 3 | Copyright (C) 2003 Marc Lehmann <pcg@goof.com> |
3 | Copyright (C) 2003 Marc Lehmann <gvpe@schmorp.de> |
| 4 | |
4 | |
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5 | This file is part of GVPE. |
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6 | |
| 5 | This program is free software; you can redistribute it and/or modify |
7 | GVPE is free software; you can redistribute it and/or modify |
| 6 | 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 |
| 7 | the Free Software Foundation; either version 2 of the License, or |
9 | the Free Software Foundation; either version 2 of the License, or |
| 8 | (at your option) any later version. |
10 | (at your option) any later version. |
| 9 | |
11 | |
| 10 | 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, |
| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | GNU General Public License for more details. |
15 | GNU General Public License for more details. |
| 14 | |
16 | |
| 15 | 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 |
| 16 | along with this program; if not, write to the Free Software |
18 | along with gvpe; if not, write to the Free Software |
| 17 | Foundation, Inc. 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
19 | Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 18 | */ |
20 | */ |
| 19 | |
21 | |
| 20 | #ifndef VPE_SOCKINFO_H__ |
22 | #ifndef GVPE_SOCKINFO_H__ |
| 21 | #define VPE_SOCKINFO_H__ |
23 | #define GVPE_SOCKINFO_H__ |
| 22 | |
24 | |
| 23 | #include "netcompat.h" |
25 | #include "netcompat.h" |
| 24 | |
26 | |
| 25 | #include "conf.h" |
27 | #include "conf.h" |
| 26 | |
28 | |
| 27 | // encapsulate one or more network addresses. this structure |
29 | // encapsulate one or more network addresses. this structure |
| 28 | // gets transferred over the wire, so be careful with endianness etc. |
30 | // gets transferred over the wire, so be careful with endianness etc. |
| 29 | struct sockinfo |
31 | struct sockinfo |
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32 | { |
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33 | u32 host; |
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34 | u16 port; |
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35 | u8 prot; |
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36 | u8 pad1; |
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37 | |
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38 | void set (const sockaddr_in *sa, u8 prot_); |
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39 | void set (const conf_node *conf, u8 prot_); |
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40 | void set (const char *hostname, u16 port_, u8 prot_); |
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41 | |
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42 | // return the supported protocols |
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43 | u8 supported_protocols (conf_node *conf = 0); |
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44 | bool upgrade_protocol (u8 prot_, conf_node *conf = 0); |
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45 | |
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46 | operator const char *() const; |
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47 | |
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48 | const sockaddr *sav4 () const; |
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49 | const socklen_t salenv4 () const |
| 30 | { |
50 | { |
| 31 | u32 host; |
51 | return sizeof (sockaddr_in); |
| 32 | u16 port; |
52 | } |
| 33 | u8 prot; |
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| 34 | u8 pad1; |
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| 35 | |
53 | |
| 36 | void set (const sockaddr_in *sa, u8 prot_); |
54 | const char *ntoa () const; |
| 37 | void set (const conf_node *conf, u8 prot_); |
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| 38 | void set (const char *hostname, u16 port_, u8 prot_); |
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| 39 | |
55 | |
| 40 | // return the supported protocols |
56 | bool valid () const |
| 41 | u8 supported_protocols (conf_node *conf = 0); |
57 | { |
| 42 | bool upgrade_protocol (u8 prot_, conf_node *conf = 0); |
58 | return prot != 0 && host != 0; |
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59 | } |
| 43 | |
60 | |
| 44 | operator const char *() const; |
61 | sockinfo() { prot = 0; } |
| 45 | |
62 | |
| 46 | const sockaddr *sav4 () const; |
63 | sockinfo(const char *hostname, u16 port, u8 prot) { set (hostname, port, prot); } |
| 47 | const socklen_t salenv4 () const |
64 | sockinfo(const sockaddr_in &sa, u8 prot) { set (&sa, prot); } |
| 48 | { return sizeof (sockaddr_in); } |
65 | sockinfo(const conf_node *conf, u8 prot) { set (conf, prot); } |
| 49 | |
66 | }; |
| 50 | const char *ntoa () const; |
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| 51 | |
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| 52 | bool valid () const |
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| 53 | { return prot != 0 && host != 0; } |
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| 54 | |
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| 55 | sockinfo() { prot = 0; } |
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| 56 | |
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| 57 | sockinfo(const sockaddr_in &sa, u8 prot) |
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| 58 | { set (&sa, prot); } |
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| 59 | |
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| 60 | sockinfo(const conf_node *conf, u8 prot) |
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| 61 | { set (conf, prot); } |
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| 62 | }; |
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| 63 | |
67 | |
| 64 | bool operator == (const sockinfo &a, const sockinfo &b); |
68 | bool operator == (const sockinfo &a, const sockinfo &b); |
| 65 | bool operator < (const sockinfo &a, const sockinfo &b); |
69 | bool operator < (const sockinfo &a, const sockinfo &b); |
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70 | |
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71 | inline bool operator != (const sockinfo &a, const sockinfo &b) |
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72 | { |
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73 | return !(a == b); |
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74 | } |
| 66 | |
75 | |
| 67 | #endif |
76 | #endif |
| 68 | |
77 | |
