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1022e0eeb4
Signed-off-by: Ján Tomko <jtomko@redhat.com> Reviewed-by: Erik Skultety <eskultet@redhat.com>
94 lines
2.3 KiB
C
94 lines
2.3 KiB
C
/*
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* Copyright (C) 2009-2013 Red Hat, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library. If not, see
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* <http://www.gnu.org/licenses/>.
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*/
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#include <config.h>
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#include "internal.h"
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#include "virerror.h"
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#include "virnetdevvlan.h"
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#include "viralloc.h"
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#define VIR_FROM_THIS VIR_FROM_NONE
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void
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virNetDevVlanClear(virNetDevVlanPtr vlan)
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{
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VIR_FREE(vlan->tag);
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vlan->nTags = 0;
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vlan->nativeMode = 0;
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vlan->nativeTag = 0;
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}
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void
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virNetDevVlanFree(virNetDevVlanPtr vlan)
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{
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if (vlan)
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virNetDevVlanClear(vlan);
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VIR_FREE(vlan);
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}
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int
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virNetDevVlanEqual(const virNetDevVlan *a, const virNetDevVlan *b)
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{
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int ai, bi;
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if (!(a || b))
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return true;
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if (!a || !b)
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return false;
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if (a->trunk != b->trunk ||
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a->nTags != b->nTags ||
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a->nativeMode != b->nativeMode ||
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a->nativeTag != b->nativeTag) {
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return false;
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}
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for (ai = 0; ai < a->nTags; ai++) {
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for (bi = 0; bi < b->nTags; bi++) {
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if (a->tag[ai] == b->tag[bi])
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break;
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}
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if (bi >= b->nTags) {
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/* no matches for a->tag[ai] anywhere in b->tag */
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return false;
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}
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}
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return true;
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}
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/*
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* virNetDevVlanCopy - copy from src into (already existing) dst.
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* If src is NULL, dst will have nTags set to 0.
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* dst is assumed to be empty on entry.
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*/
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int
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virNetDevVlanCopy(virNetDevVlanPtr dst, const virNetDevVlan *src)
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{
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if (!src || src->nTags == 0)
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return 0;
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dst->tag = g_new0(unsigned int, src->nTags);
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dst->trunk = src->trunk;
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dst->nTags = src->nTags;
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dst->nativeMode = src->nativeMode;
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dst->nativeTag = src->nativeTag;
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memcpy(dst->tag, src->tag, src->nTags * sizeof(*src->tag));
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return 0;
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}
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