+ZServerInfo server_info;
+
+bend_initresult *bend_init (bend_initrequest *q)
+{
+ static bend_initresult r;
+ static char *name = "zserver";
+
+ r.errcode = 0;
+ r.errstring = 0;
+ r.handle = name;
+
+ server_info.sets = NULL;
+ if (!(server_info.sys_idx_fd = open (FNAME_SYS_IDX, O_RDONLY)))
+ {
+ r.errcode = 1;
+ r.errstring = "dict_open fail: filedict";
+ return &r;
+ }
+ if (!(server_info.fileDict = dict_open (FNAME_FILE_DICT, 10, 0)))
+ {
+ r.errcode = 1;
+ r.errstring = "dict_open fail: filedict";
+ return &r;
+ }
+ if (!(server_info.wordDict = dict_open (FNAME_WORD_DICT, 40, 0)))
+ {
+ dict_close (server_info.fileDict);
+ r.errcode = 1;
+ r.errstring = "dict_open fail: worddict";
+ return &r;
+ }
+ if (!(server_info.wordIsam = is_open (FNAME_WORD_ISAM, key_compare, 0,
+ sizeof (struct it_key))))
+ {
+ dict_close (server_info.wordDict);
+ dict_close (server_info.fileDict);
+ r.errcode = 1;
+ r.errstring = "is_open fail: wordisam";
+ return &r;
+ }
+ return &r;
+}
+
+bend_searchresult *bend_search (void *handle, bend_searchrequest *q, int *fd)
+{
+ static bend_searchresult r;
+
+ r.errcode = 0;
+ r.errstring = 0;
+ r.hits = 0;
+
+ switch (q->query->which)
+ {
+ case Z_Query_type_1:
+ r.errcode = rpn_search (&server_info, q->query->u.type_1,
+ q->num_bases, q->basenames, q->setname,
+ &r.hits);
+ break;
+ default:
+ r.errcode = 107;
+ }
+ return &r;
+}
+
+bend_fetchresult *bend_fetch (void *handle, bend_fetchrequest *q, int *num)