From 45dc410fdd43cba826092e39de153fbfbea1ce28 Mon Sep 17 00:00:00 2001
From: Miles Bader <miles@gnu.org>
Date: Sun, 16 Jul 1995 03:20:39 +0000
Subject: Formerly pflocal.c.~4~

---
 pflocal/pflocal.c | 114 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)

(limited to 'pflocal')

diff --git a/pflocal/pflocal.c b/pflocal/pflocal.c
index c99172c0..e4e99871 100644
--- a/pflocal/pflocal.c
+++ b/pflocal/pflocal.c
@@ -22,6 +22,9 @@
 
 #include "pflocal.h"
 
+/* Where our ports are... */
+struct port_bucket *pflocal_port_bucket;
+
 /* Trivfs hooks */
 int trivfs_fstype = FSTYPE_MISC;
 int trivfs_fsid = 0;
@@ -29,3 +32,114 @@ int trivfs_support_read = 0;
 int trivfs_support_write = 0;
 int trivfs_support_exec = 0;
 int trivfs_allow_open = 0;
+
+/* Trivfs noise.  */
+struct port_class *trivfs_protid_portclasses[1];
+struct port_class *trivfs_cntl_portclasses[1];
+int trivfs_protid_nportclasses = 1;
+int trivfs_cntl_nportclasses = 1;
+
+/* ---------------------------------------------------------------- */
+
+#define USAGE "Usage: %s\n"
+
+static void
+usage(int status)
+{
+  if (status != 0)
+    fprintf(stderr, "Try `%s --help' for more information.\n",
+	    program_invocation_name);
+  else
+    {
+      printf(USAGE, program_invocation_name);
+    }
+
+  exit(status);
+}
+
+#define SHORT_OPTIONS "&"
+
+static struct option options[] =
+{
+  {"help", no_argument, 0, '&'},
+  {0, 0, 0, 0}
+};
+
+/* ---------------------------------------------------------------- */
+
+void main(int argc, char *argv[])
+{
+  int opt;
+  error_t err;
+  mach_port_t bootstrap;
+
+  while ((opt = getopt_long(argc, argv, SHORT_OPTIONS, options, 0)) != EOF)
+    switch (opt)
+      {
+      case '&': usage(0);
+      default:  usage(1);
+      }
+
+  if (argv[optind] != NULL)
+    {
+      fprintf(stderr, USAGE, program_invocation_name);
+      usage(1);
+    }
+
+  task_get_bootstrap_port (mach_task_self (), &bootstrap);
+  if (bootstrap == MACH_PORT_NULL)
+    error(2, 0, "Must be started as a translator");
+  
+  pflocal_port_bucket = ports_create_bucket ();
+
+  trivfs_cntl_portclasses[0] = ports_create_class (trivfs_clean_cntl, 0);
+  trivfs_protid_portclasses[0] = ports_create_class (trivfs_clean_protid, 0);
+
+  /* Reply to our parent */
+  err =
+    trivfs_startup(bootstrap,
+		   trivfs_cntl_portclasses[0], pflocal_port_bucket,
+		   trivfs_protid_portclasses[0], pflocal_port_bucket,
+		   NULL);
+  if (err)
+    error(3, err, "Contacting parent");
+
+  /* Open the device only when necessary.  */
+  device = NULL;
+  mutex_init(&device_lock);
+
+  /* Launch. */
+  ports_manage_port_operations_multithread (pflocal_port_bucket,
+					    trivfs_demuxer,
+					    30*1000, 5*60*1000, 0, 0);
+
+  exit(0);
+}
+
+error_t
+trivfs_goaway (int flags, mach_port_t realnode,
+	       struct port_class *fsys_port_class,
+	       struct port_class *file_port_class)
+{
+  error_t err;
+
+  /* Stop all I/O.  */
+  ports_inhibit_bucket_rpcs (pflocal_port_bucket);
+
+  /* Now see if there are any old sockets lying around.  */
+  err = sock_goaway (flags);
+
+  /* Exit if not, or if we must. */
+  if (err == 0 || flags & FSYS_GOAWAY_FORCE)
+    exit (0);
+
+  /* We won't go away, so start things going again...  */
+  ports_resume_bucket_rpcs (pflocal_port_bucket);
+
+  return err;
+}
+
+void
+thread_cancel (thread_t foo __attribute__ ((unused)))
+{
+}
-- 
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