mirror of git://git.gnupg.org/gnupg.git
89 lines
2.5 KiB
C
89 lines
2.5 KiB
C
/* expand-group.c - expand GPG group definitions
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* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
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* 2008, 2009, 2010 Free Software Foundation, Inc.
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*
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* This file is part of GnuPG.
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*
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* GnuPG 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 3 of the License, or
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* (at your option) any later version.
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*
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* GnuPG 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, see <https://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include "gpg.h"
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#include "options.h"
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#include "keydb.h"
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int
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expand_id (const char *id, strlist_t *into, unsigned int flags)
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{
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struct groupitem *groups;
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int count=0;
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for (groups = opt.grouplist; groups; groups=groups->next)
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{
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/* need strcasecmp() here, as this should be localized */
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if (strcasecmp (groups->name,id) == 0)
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{
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strlist_t each,sl;
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/* This maintains the current utf8-ness */
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for (each = groups->values; each; each=each->next)
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{
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sl = add_to_strlist (into, each->d);
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sl->flags = flags;
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count++;
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}
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break;
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}
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}
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return count;
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}
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/* For simplicity, and to avoid potential loops, we only expand once -
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* you can't make an alias that points to an alias. If PREPEND_INPUT
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* is true each item from INPUT is prepended to the new list; if it is
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* false the original item from INPUT is only added if no group
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* existed for it. */
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strlist_t
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expand_group (strlist_t input, int prepend_input)
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{
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strlist_t output = NULL;
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strlist_t sl, rover;
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for (rover = input; rover; rover = rover->next)
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{
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if ((rover->flags & PK_LIST_FROM_FILE))
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continue;
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if (!expand_id (rover->d, &output, rover->flags))
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{
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/* Didn't find any groups, so use the existing string unless
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* we will anyway add it due to the prepend flag. */
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if (!prepend_input)
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{
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sl = add_to_strlist (&output, rover->d);
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sl->flags = rover->flags;
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}
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}
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if (prepend_input)
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{
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sl = add_to_strlist (&output, rover->d);
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sl->flags = rover->flags;
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}
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}
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return output;
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}
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