libpurple/protocols/zephyr/ZGetLocs.c

   1 /* This file is part of the Project Athena Zephyr Notification System.
   2  * It contains source for the ZGetLocations function.
   3  *
   4  *      Created by:     Robert French
   5  *
   6  *      Copyright (c) 1987 by the Massachusetts Institute of Technology.
   7  *      For copying and distribution information, see the file
   8  *      "mit-copyright.h".
   9  */
  10
  11 #include "internal.h"
  12
  13 /* Prototype for -Wmissing-prototypes */
  14 Code_t ZGetLocations(ZLocations_t *location, int *numlocs);
  15
  16 Code_t ZGetLocations(ZLocations_t *location, int *numlocs)
  17 {
  18         int i;
  19
  20         if (!__locate_list) {
  21                 return (ZERR_NOLOCATIONS);
  22         }
  23
  24         if (__locate_next == __locate_num) {
  25                 return (ZERR_NOMORELOCS);
  26         }
  27
  28         for (i = 0; i < MIN(*numlocs, __locate_num - __locate_next); i++) {
  29                 location[i] = __locate_list[i + __locate_next];
  30         }
  31
  32         if (__locate_num - __locate_next < *numlocs) {
  33                 *numlocs = __locate_num - __locate_next;
  34         }
  35
  36         __locate_next += *numlocs;
  37
  38         return ZERR_NONE;
  39 }