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[moira.git] / lib / mr_ops.c

diff --git a/lib/mr_ops.c b/lib/mr_ops.c
index 3c82f5a1b3c8aaa6c4c6aa84c83310a5f6057169..1d7f6c41ea3e0d3383b027c9f17d0f23190a45e1 100644 (file)
--- a/lib/mr_ops.c
+++ b/lib/mr_ops.c
@@ -1,53 +1,88 @@
-/*
- *     $Source$
- *     $Author$
- *     $Header$
+/* $Id$
  *
- *     Copyright (C) 1987 by the Massachusetts Institute of Technology
- *     For copying and distribution information, please see the file
- *     <mit-copyright.h>.
- *     
- *     This routine is part of the client library.  It handles
- *     creating a connection to the sms server.
+ * This routine is part of the client library.  It handles
+ * the protocol operations: invoking an update and getting the
+ * Moira message of the day.
+ *
+ * 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_do_update_c = "$Header$";
-#endif lint
-
 #include <mit-copyright.h>
-#include "sms_private.h"
+#include <moira.h>
+#include "mr_private.h"
+
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+
+RCSID("$Header$");
+
+/* Invoke a DCM update. */
 
-int sms_do_update()
+int mr_do_update(void)
 {
-    int status;
-    sms_params param_st;
-    struct sms_params *params = NULL;
-    struct sms_params *reply = NULL;
-
-    CHECK_CONNECTED;
-    params = &param_st;
-    params->sms_version_no = sending_version_no;
-    params->sms_procno = SMS_DO_UPDATE;
-    params->sms_argc = 0;
-    params->sms_argl = NULL;
-    params->sms_argv = NULL;
-       
-    if ((status = sms_do_call(params, &reply)) == 0)
-       status = reply->sms_status;
-       
-    sms_destroy_reply(reply);
-
-    return status;
+  int status;
+  mr_params params, reply;
+
+  CHECK_CONNECTED;
+  params.u.mr_procno = MR_DO_UPDATE;
+  params.mr_argc = 0;
+  params.mr_argl = NULL;
+  params.mr_argv = NULL;
+
+  if ((status = mr_do_call(&params, &reply)) == MR_SUCCESS)
+    status = reply.u.mr_status;
+
+  mr_destroy_reply(reply);
+
+  return status;
 }
 
-/*
- * Local Variables:
- * mode: c
- * c-indent-level: 4
- * c-continued-statement-offset: 4
- * c-brace-offset: -4
- * c-argdecl-indent: 4
- * c-label-offset: -4
- * End:
+
+/* Get the Moira motd.  This returns a Moira status, and motd will either
+ * point to NULL or the motd in a static buffer.
  */
+
+int mr_motd(char **motd)
+{
+  int status;
+  mr_params params, reply;
+  static char *buffer = NULL;
+
+  *motd = NULL;
+  CHECK_CONNECTED;
+  params.u.mr_procno = MR_MOTD;
+  params.mr_argc = 0;
+  params.mr_argl = NULL;
+  params.mr_argv = NULL;
+
+  if ((status = mr_do_call(&params, &reply)))
+    goto punt;
+
+  while ((status = reply.u.mr_status) == MR_MORE_DATA)
+    {
+      if (reply.mr_argc > 0)
+       {
+         buffer = realloc(buffer, reply.mr_argl[0] + 1);
+         if (!buffer)
+           {
+             mr_disconnect();
+             return ENOMEM;
+           }
+         strcpy(buffer, reply.mr_argv[0]);
+         *motd = buffer;
+       }
+      mr_destroy_reply(reply);
+      if (mr_receive(_mr_conn, &reply) != MR_SUCCESS)
+       {
+         mr_disconnect();
+         return MR_ABORTED;
+       }
+    }
+punt:
+  mr_destroy_reply(reply);
+
+  return status;
+}