lib/vpwtable/gdbm_getbyname.cc
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     1 // Copyright (C) 1999,2000 Bruce Guenter <bruceg@em.ca>
       
     2 //
       
     3 // This program is free software; you can redistribute it and/or modify
       
     4 // it under the terms of the GNU General Public License as published by
       
     5 // the Free Software Foundation; either version 2 of the License, or
       
     6 // (at your option) any later version.
       
     7 //
       
     8 // This program is distributed in the hope that it will be useful,
       
     9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
       
    10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       
    11 // GNU General Public License for more details.
       
    12 //
       
    13 // You should have received a copy of the GNU General Public License
       
    14 // along with this program; if not, write to the Free Software
       
    15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
       
    16 
       
    17 #include <config.h>
       
    18 #include "vpwtable.h"
       
    19 #include <gdbm.h>
       
    20 
       
    21 vpwentry* vpwtable::getbyname(const mystring& name) const
       
    22 {
       
    23   GDBM_FILE db = gdbm_open((char*)filename.c_str(), 0, GDBM_READER, 0, 0);
       
    24   if(!db)
       
    25     return 0;
       
    26   mystring lower = name.lower();
       
    27   datum key = { (char*)lower.c_str(), lower.length() };
       
    28   datum result = gdbm_fetch(db, key);
       
    29   gdbm_close(db);
       
    30   vpwentry v;
       
    31   if(!v.from_record(name, mystring(result.dptr, result.dsize)))
       
    32     return 0;
       
    33   return new vpwentry(v);
       
    34 }