libexplain  1.4.D001
libexplain/getgrouplist.c
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00001 /*
00002  * libexplain - Explain errno values returned by libc functions
00003  * Copyright (C) 2013 Peter Miller
00004  *
00005  * This program is free software; you can redistribute it and/or modify it
00006  * under the terms of the GNU Lesser General Public License as published by
00007  * the Free Software Foundation; either version 3 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, but
00011  * WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser
00013  * General Public License for more details.
00014  *
00015  * You should have received a copy of the GNU Lesser General Public License
00016  * along with this program. If not, see <http://www.gnu.org/licenses/>.
00017  */
00018 
00019 #include <libexplain/ac/errno.h>
00020 #include <libexplain/ac/grp.h>
00021 #include <libexplain/ac/sys/types.h>
00022 
00023 #include <libexplain/buffer/errno/getgrouplist.h>
00024 #include <libexplain/common_message_buffer.h>
00025 #include <libexplain/getgrouplist.h>
00026 
00027 
00028 const char *
00029 explain_getgrouplist(const char *user, gid_t group, gid_t *groups, int *ngroups)
00030 {
00031     return explain_errno_getgrouplist(errno, user, group, groups, ngroups);
00032 }
00033 
00034 
00035 const char *
00036 explain_errno_getgrouplist(int errnum, const char *user, gid_t group, gid_t
00037     *groups, int *ngroups)
00038 {
00039     explain_message_errno_getgrouplist(explain_common_message_buffer,
00040         explain_common_message_buffer_size, errnum, user, group, groups,
00041         ngroups);
00042     return explain_common_message_buffer;
00043 }
00044 
00045 
00046 void
00047 explain_message_getgrouplist(char *message, int message_size, const char *user,
00048     gid_t group, gid_t *groups, int *ngroups)
00049 {
00050     explain_message_errno_getgrouplist(message, message_size, errno, user,
00051         group, groups, ngroups);
00052 }
00053 
00054 
00055 void
00056 explain_message_errno_getgrouplist(char *message, int message_size, int errnum,
00057     const char *user, gid_t group, gid_t *groups, int *ngroups)
00058 {
00059     explain_string_buffer_t sb;
00060 
00061     explain_string_buffer_init(&sb, message, message_size);
00062     explain_buffer_errno_getgrouplist(&sb, errnum, user, group, groups,
00063         ngroups);
00064 }
00065 
00066 
00067 /* vim: set ts=8 sw=4 et : */