+bend_initresult *bend_init (bend_initrequest *q)
+{
+ static bend_initresult r;
+ static char *name = "zserver";
+
+ r.errcode = 0;
+ r.errstring = 0;
+ r.handle = name;
+
+ logf (LOG_DEBUG, "bend_init");
+ server_info.sets = NULL;
+ if (!(server_info.sys_idx_fd = open (FNAME_SYS_IDX, O_RDONLY)))
+ {
+ logf (LOG_WARN|LOG_ERRNO, "sys_idx open fail");
+ r.errcode = 1;
+ r.errstring = "sys_idx open fail";
+ return &r;
+ }
+ if (!(server_info.fileDict = dict_open (FNAME_FILE_DICT, 10, 0)))
+ {
+ logf (LOG_WARN, "dict_open fail: fname dict");
+ r.errcode = 1;
+ r.errstring = "dict_open fail: fname dict";
+ return &r;
+ }
+ if (!(server_info.wordDict = dict_open (FNAME_WORD_DICT, 40, 0)))
+ {
+ logf (LOG_WARN, "dict_open fail: word dict");
+ dict_close (server_info.fileDict);
+ r.errcode = 1;
+ r.errstring = "dict_open fail: word dict";
+ return &r;
+ }
+ if (!(server_info.wordIsam = is_open (FNAME_WORD_ISAM, key_compare, 0,
+ sizeof (struct it_key))))
+ {
+ logf (LOG_WARN, "is_open fail: word isam");
+ dict_close (server_info.wordDict);
+ dict_close (server_info.fileDict);
+ r.errcode = 1;
+ r.errstring = "is_open fail: word isam";
+ return &r;
+ }
+ server_info.odr = odr_createmem (ODR_ENCODE);
+ 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;
+
+ odr_reset (server_info.odr);
+ server_info.errCode = 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;
+}
+
+static int record_read (int fd, char *buf, size_t count)
+{
+ return read (fd, buf, count);
+}
+
+static int record_fetch (ZServerInfo *zi, int sysno, int score, ODR stream,
+ oid_value input_format, Z_RecordComposition *comp,
+ oid_value *output_format, char **rec_bufp,
+ int *rec_lenp)