comparison: src/protocols/zephyr/ZGetSubs.c
src/protocols/zephyr/ZGetSubs.c
- changeset 2086
- 007508451e2c
- child 8792
- b0645c9dc276
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| 2085:4659ae7bc69c | 2086:007508451e2c |
|---|---|
| 1 /* This file is part of the Project Athena Zephyr Notification System. | |
| 2 * It contains source for the ZGetSubscriptions function. | |
| 3 * | |
| 4 * Created by: Robert French | |
| 5 * | |
| 6 * $Source$ | |
| 7 * $Author: warmenhoven $ | |
| 8 * | |
| 9 * Copyright (c) 1987 by the Massachusetts Institute of Technology. | |
| 10 * For copying and distribution information, see the file | |
| 11 * "mit-copyright.h". | |
| 12 */ | |
| 13 /* $Header$ */ | |
| 14 | |
| 15 #ifndef lint | |
| 16 static char rcsid_ZGetSubscriptions_c[] = "$Header$"; | |
| 17 #endif | |
| 18 | |
| 19 #include <internal.h> | |
| 20 | |
| 21 #define min(a,b) ((a)<(b)?(a):(b)) | |
| 22 | |
| 23 Code_t ZGetSubscriptions(subscription, numsubs) | |
| 24 ZSubscription_t *subscription; | |
| 25 int *numsubs; | |
| 26 { | |
| 27 int i; | |
| 28 | |
| 29 if (!__subscriptions_list) | |
| 30 return (ZERR_NOSUBSCRIPTIONS); | |
| 31 | |
| 32 if (__subscriptions_next == __subscriptions_num) | |
| 33 return (ZERR_NOMORESUBSCRIPTIONS); | |
| 34 | |
| 35 for (i=0;i<min(*numsubs, __subscriptions_num-__subscriptions_next);i++) | |
| 36 subscription[i] = __subscriptions_list[i+__subscriptions_next]; | |
| 37 | |
| 38 if (__subscriptions_num-__subscriptions_next < *numsubs) | |
| 39 *numsubs = __subscriptions_num-__subscriptions_next; | |
| 40 | |
| 41 __subscriptions_next += *numsubs; | |
| 42 | |
| 43 return (ZERR_NONE); | |
| 44 } |
