forked from github/server
70 lines
1.7 KiB
C
70 lines
1.7 KiB
C
/*
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Copyright (c) 1998-2010, Enno Rehling <enno@eressea.de>
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Katja Zedel <katze@felidae.kn-bremen.de
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Christian Schlittchen <corwin@amber.kn-bremen.de>
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Permission to use, copy, modify, and/or distribute this software for any
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purpose with or without fee is hereby granted, provided that the above
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copyright notice and this permission notice appear in all copies.
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THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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**/
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#include <platform.h>
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#include <kernel/config.h>
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#include "hate.h"
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#include <kernel/unit.h>
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#include <kernel/version.h>
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#include <util/attrib.h>
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#include <util/resolve.h>
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#include <storage.h>
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static int verify_hate(attrib * a)
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{
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if (a->data.v == NULL) {
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return 0;
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}
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return 1;
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}
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static void
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write_hate(const attrib * a, const void *owner, struct storage *store)
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{
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write_unit_reference((unit *) a->data.v, store);
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}
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static int read_hate(attrib * a, void *owner, struct storage *store)
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{
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int result =
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read_reference(&a->data.v, store, read_unit_reference, resolve_unit);
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if (result == 0 && !a->data.v) {
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return AT_READ_FAIL;
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}
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return AT_READ_OK;
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}
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attrib_type at_hate = {
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"hates",
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NULL,
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NULL,
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verify_hate,
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write_hate,
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read_hate,
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};
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attrib *make_hate(struct unit * u)
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{
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attrib *a = a_new(&at_hate);
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a->data.v = u;
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return a;
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}
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