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688903eb | 1 | /* Copyright (C) 2009-2018 Free Software Foundation, Inc. |
829fea46 UD |
2 | This file is part of the GNU C Library. |
3 | ||
4 | The GNU C Library is free software; you can redistribute it and/or | |
5 | modify it under the terms of the GNU Lesser General Public | |
6 | License as published by the Free Software Foundation; either | |
7 | version 2.1 of the License, or (at your option) any later version. | |
8 | ||
9 | The GNU C Library is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
12 | Lesser General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU Lesser General Public | |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
829fea46 UD |
17 | |
18 | #include <ctype.h> | |
19 | #include <errno.h> | |
20 | #include <gshadow.h> | |
21 | #include <stdio.h> | |
22 | #include <string.h> | |
23 | ||
24 | /* Define a line parsing function using the common code | |
25 | used in the nss_files module. */ | |
26 | ||
27 | #define STRUCTURE sgrp | |
28 | #define ENTNAME sgent | |
29 | struct sgent_data {}; | |
30 | ||
31 | ||
32 | #define TRAILING_LIST_MEMBER sg_mem | |
33 | #define TRAILING_LIST_SEPARATOR_P(c) ((c) == ',') | |
34 | #include <nss/nss_files/files-parse.c> | |
35 | LINE_PARSER | |
36 | (, | |
37 | STRING_FIELD (result->sg_namp, ISCOLON, 0); | |
38 | if (line[0] == '\0' | |
39 | && (result->sg_namp[0] == '+' || result->sg_namp[0] == '-')) | |
40 | { | |
41 | result->sg_passwd = NULL; | |
42 | result->sg_adm = NULL; | |
43 | result->sg_mem = NULL; | |
44 | } | |
45 | else | |
46 | { | |
47 | STRING_FIELD (result->sg_passwd, ISCOLON, 0); | |
48 | STRING_LIST (result->sg_adm, ':'); | |
49 | } | |
50 | ) | |
51 | ||
52 | ||
53 | /* Read one shadow entry from the given stream. */ | |
54 | int | |
55 | __sgetsgent_r (const char *string, struct sgrp *resbuf, char *buffer, | |
56 | size_t buflen, struct sgrp **result) | |
57 | { | |
58 | char *sp; | |
59 | if (string < buffer || string >= buffer + buflen) | |
7f8a28ef UD |
60 | { |
61 | buffer[buflen - 1] = '\0'; | |
62 | sp = strncpy (buffer, string, buflen); | |
63 | if (buffer[buflen - 1] != '\0') | |
64 | return ERANGE; | |
65 | } | |
829fea46 UD |
66 | else |
67 | sp = (char *) string; | |
68 | ||
69 | int parse_result = parse_line (sp, resbuf, (void *) buffer, buflen, &errno); | |
70 | *result = parse_result > 0 ? resbuf : NULL; | |
71 | ||
72 | return *result == NULL ? errno : 0; | |
73 | } | |
74 | weak_alias (__sgetsgent_r, sgetsgent_r) |