Change group security when renaming groups.

[moira.git] / lib / mr_query.c

diff --git a/lib/mr_query.c b/lib/mr_query.c
index 6c6b7155e0908f38f799cd33ae69592aa58a4e9c..798fbfb8824f898c0cc9a5bfbdcee092f76577a3 100644 (file)
--- a/lib/mr_query.c
+++ b/lib/mr_query.c
@@ -1,69 +1,73 @@
-/*
- *     $Source$
- *     $Author$
- *     $Header$
+/* $Id$
  *
- *     Copyright (C) 1987 by the Massachusetts Institute of Technology
+ * Perform a Moira query
  *
- *     $Log$
- *     Revision 1.1  1987-06-04 01:29:32  wesommer
- *     Initial revision
+ * Copyright (C) 1987-1998 by the Massachusetts Institute of Technology
+ * For copying and distribution information, please see the file
+ * <mit-copyright.h>.
  *
  */
 
-#ifndef lint
-static char *rcsid_sms_query_c = "$Header$";
-#endif lint
+#include <mit-copyright.h>
+#include <moira.h>
+#include "mr_private.h"
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+RCSID("$Header$");
 
-#include "sms_private.h"
+/*
+ * This routine is the primary external interface to the mr library.
+ *
+ * It builds a new argument vector with the query handle prepended,
+ * and calls mr_query_internal.
+ */
+static int level = 0;
 
-int sms_query(name, argc, argv, callproc, callarg)
-       char *name;             /* Query name */
-       int argc;               /* Arg count */
-       char **argv;            /* Args */
-       int (*callproc)();      /* Callback procedure */
-       char *callarg;          /* Callback argument */
+int mr_query(char *name, int argc, char **argv,
+            int (*callproc)(int, char **, void *), void *callarg)
 {
-       int status;
-       sms_params *params = NULL, *reply = NULL;
-       
-       if (!_sms_conn) {
-               return SMS_NOT_CONNECTED;
-       }
-       
-       params = (struct sms_params *) malloc(sizeof(*params));
-       params->sms_procno = SMS_QUERY;
-       params->sms_argc = 1 + argc;
-       params->sms_argl = NULL;
+  int status, stopcallbacks = 0;
+  mr_params params, reply;
+
+  CHECK_CONNECTED;
+  if (level)
+    return MR_QUERY_NOT_REENTRANT;
+
+  params.u.mr_procno = MR_QUERY;
+  params.mr_argc = argc + 1;
+  params.mr_argl = NULL;
+  params.mr_argv = malloc(sizeof(char *) * (argc + 1));
+  if (!params.mr_argv)
+    return ENOMEM;
+  params.mr_argv[0] = name;
+  memcpy(params.mr_argv + 1, argv, sizeof(char *) * argc);
 
-       params->sms_argv = (char **)malloc(sizeof(char *) * params->sms_argc);
+  level++;
+  if ((status = mr_do_call(&params, &reply)))
+    goto punt;
 
-       params->sms_argv[0] = name;
-       bcopy((char *)argv, (char *)(params->sms_argv + 1),
-             sizeof(char *) * argc);
-       
-       if ((status = sms_do_call(params, &reply)))
-               goto punt;
+  while ((status = reply.u.mr_status) == MR_MORE_DATA)
+    {
+      if (callproc && !stopcallbacks)
+       stopcallbacks = (*callproc)(reply.mr_argc, reply.mr_argv, callarg);
+      mr_destroy_reply(reply);
 
-       while ((status = reply->sms_status) == SMS_MORE_DATA) {
-               (*callproc)(reply->sms_argc, reply->sms_argv, callarg);
-               sms_destroy_reply(reply);
-               reply = NULL;
-               /*XXX error handling here sucks */
-               initialize_operation(_sms_recv_op, sms_start_recv, &reply,
-                                    (int (*)())NULL);
-               queue_operation(_sms_conn, CON_INPUT, _sms_recv_op);
-               complete_operation(_sms_recv_op);
+      if (mr_receive(_mr_conn, &reply) != MR_SUCCESS)
+       {
+         mr_disconnect();
+         status = MR_ABORTED;
+         goto punt_1;
        }
-       
+    }
+
 punt:
-       sms_destroy_reply(reply);
-       if(params) {
-               if(params->sms_argv)
-                       free(params->sms_argv);
-               if(params->sms_argl)
-                       free(params->sms_argl);
-               free(params);
-       }
-       return status;
+  mr_destroy_reply(reply);
+punt_1:
+  level--;
+  free(params.mr_argv);
+
+  return status;
 }