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/* |
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sockinfo.h -- socket address management |
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Copyright (C) 2003 Marc Lehmann <gvpe@schmorp.de> |
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This file is part of GVPE. |
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GVPE is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with gvpe; if not, write to the Free Software |
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Foundation, Inc. 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef GVPE_SOCKINFO_H__ |
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#define GVPE_SOCKINFO_H__ |
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#include "netcompat.h" |
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#include "conf.h" |
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// encapsulate one or more network addresses. this structure |
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// gets transferred over the wire, so be careful with endianness etc. |
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struct sockinfo |
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{ |
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u32 host; |
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u16 port; |
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u8 prot; |
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u8 pad1; |
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void set (const sockaddr_in *sa, u8 prot_); |
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void set (const conf_node *conf, u8 prot_); |
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void set (const char *hostname, u16 port_, u8 prot_); |
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// return the supported protocols |
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u8 supported_protocols (conf_node *conf = 0); |
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bool upgrade_protocol (u8 prot_, conf_node *conf = 0); |
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operator const char *() const; |
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const sockaddr *sav4 () const; |
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const socklen_t salenv4 () const |
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{ |
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return sizeof (sockaddr_in); |
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} |
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const char *ntoa () const; |
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bool valid () const |
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{ |
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return prot != 0 && host != 0; |
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} |
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sockinfo() { prot = 0; } |
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sockinfo(const char *hostname, u16 port, u8 prot) { set (hostname, port, prot); } |
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sockinfo(const sockaddr_in &sa, u8 prot) { set (&sa, prot); } |
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sockinfo(const conf_node *conf, u8 prot) { set (conf, prot); } |
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}; |
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bool operator == (const sockinfo &a, const sockinfo &b); |
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bool operator < (const sockinfo &a, const sockinfo &b); |
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inline bool operator != (const sockinfo &a, const sockinfo &b) |
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{ |
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return !(a == b); |
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} |
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#endif |
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