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79 lines
2.0 KiB
79 lines
2.0 KiB
/*
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* uidstr.cpp
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* This file is part of qps -- Qt-based visual process status monitor
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*
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* Copyright 1997-1999 Mattias Engdegård
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*
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* This program 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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*
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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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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#include <pwd.h>
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#include <grp.h>
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#include <sys/types.h>
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#include <stdio.h>
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#include <string.h>
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#include <stdlib.h>
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#include "uidstr.h"
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QHash<int, char *> Uidstr::udict;
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QHash<int, char *> Uidstr::gdict;
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// return user name (possibly numeric)
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QString Uidstr::userName(int uid)
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{
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char *p = udict.value(uid, NULL);
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if (!p)
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{
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struct passwd *pw = getpwuid(uid);
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if (!pw)
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{
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p = (char *)malloc(11);
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sprintf(p, "%d", uid);
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}
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else
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p = strdup(pw->pw_name);
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udict.insert(uid, p);
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// if(udict.count() > udict.size() * 3)
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// udict.resize(udict.count());
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}
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QString s(p);
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return s;
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}
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// return group name (possibly numeric)
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QString Uidstr::groupName(int gid)
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{
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char *p = gdict[gid];
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if (!p)
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{
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struct group *gr = getgrgid(gid);
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if (!gr)
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{
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p = (char *)malloc(11);
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sprintf(p, "%d", gid);
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}
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else
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p = strdup(gr->gr_name);
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gdict.insert(gid, p);
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// if(gdict.count() > gdict.size() * 3)
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// gdict.resize(gdict.count());
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}
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QString s(p);
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return s;
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}
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