nis-util  1.0.D108
lib/net_utils.h
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00001 //
00002 // nis-util - NIS Administration Utilities
00003 // Copyright (C) 2012 Peter Miller
00004 //
00005 // This program is free software; you can redistribute it and/or modify
00006 // it under the terms of the GNU General Public License as published by
00007 // the Free Software Foundation; either version 2 of the License, or (at
00008 // your option) any later version.
00009 //
00010 // This program is distributed in the hope that it will be useful,
00011 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00012 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013 // General Public License for more details.
00014 //
00015 // You should have received a copy of the GNU General Public License along
00016 // with this program. If not, see <http://www.gnu.org/licenses/>.
00017 //
00018 
00019 #ifndef LIB_NET_UTILS_H
00020 #define LIB_NET_UTILS_H
00021 
00022 #include <lib/rcstring.h>
00023 
00024 #define LSB(x) ((x) & -(x))
00025 
00030 rcstring string_from_network_number(unsigned long number);
00031 
00032 char network_class_from_number(unsigned long number);
00033 
00034 unsigned long network_mask_from_number(unsigned long number);
00035 
00036 unsigned long network_number_from_string(const rcstring &text);
00037 
00043 rcstring canonical_network_address(const rcstring &text);
00044 
00045 // vim: set ts=8 sw=4 et :
00046 #endif // LIB_NET_UTILS_H