45 lines
1.1 KiB
C
45 lines
1.1 KiB
C
/* This file is part of the Project Athena Zephyr Notification System.
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* It contains source for the ZGetSubscriptions function.
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*
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* Created by: Robert French
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*
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* $Id$
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*
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* Copyright (c) 1987 by the Massachusetts Institute of Technology.
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* For copying and distribution information, see the file
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* "mit-copyright.h".
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*/
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#ifndef lint
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static const char rcsid_ZGetSubscriptions_c[] = "$Id$";
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#endif
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#include <internal.h>
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#ifndef MIN
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#define MIN(x, y) ((x) < (y) ? (x) : (y))
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#endif
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Code_t
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ZGetSubscriptions(ZSubscription_t *subscription,
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int *numsubs)
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{
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int i;
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if (!__subscriptions_list)
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return (ZERR_NOSUBSCRIPTIONS);
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if (__subscriptions_next == __subscriptions_num)
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return (ZERR_NOMORESUBSCRIPTIONS);
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for (i = 0; i < MIN(*numsubs, __subscriptions_num-__subscriptions_next); i++)
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subscription[i] = __subscriptions_list[i+__subscriptions_next];
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if (__subscriptions_num-__subscriptions_next < *numsubs)
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*numsubs = __subscriptions_num-__subscriptions_next;
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__subscriptions_next += *numsubs;
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return (ZERR_NONE);
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}
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