Chris Hofstaedtler
92 lines
1.7 KiB
C
92 lines
1.7 KiB
C
/*
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* SPDX-FileCopyrightText: 1990 - 1994, Julianne Frances Haugh
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* SPDX-FileCopyrightText: 1996 - 1998, Marek Michałkiewicz
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* SPDX-FileCopyrightText: 2005 , Tomasz Kłoczko
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* SPDX-FileCopyrightText: 2008 , Nicolas François
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <config.h>
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#ident "$Id$"
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#include <grp.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include "alloc/malloc.h"
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#include "atoi/getnum.h"
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#include "defines.h"
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#include "prototypes.h"
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#include "string/strcmp/streq.h"
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#include "string/strtok/stpsep.h"
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#include "string/strtok/strsep2arr.h"
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#include "string/strtok/astrsep2ls.h"
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/*
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* list - turn a comma-separated string into an array of (char *)'s
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*
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* list() converts the comma-separated list of member names into
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* an array of character pointers.
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*
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* FINALLY added dynamic allocation. Still need to fix sgetsgent().
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* --marekm
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*/
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static char **
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list(char *s)
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{
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static char **members = NULL;
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size_t n;
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free(members);
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members = astrsep2ls(s, ",", &n);
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if (members == NULL)
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return NULL;
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if (streq(members[n-1], ""))
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members[n-1] = NULL;
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return members;
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}
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struct group *
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sgetgrent(const char *s)
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{
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static char *dup = NULL;
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static struct group grent;
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char *fields[4];
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free(dup);
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dup = strdup(s);
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if (dup == NULL)
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return NULL;
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stpsep(dup, "\n");
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if (STRSEP2ARR(dup, ":", fields) == -1)
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return NULL;
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if (streq(fields[2], ""))
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return NULL;
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grent.gr_name = fields[0];
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grent.gr_passwd = fields[1];
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if (get_gid(fields[2], &grent.gr_gid) == -1) {
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return NULL;
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}
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grent.gr_mem = list(fields[3]);
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if (NULL == grent.gr_mem) {
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return NULL; /* out of memory */
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}
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return &grent;
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}
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