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-rw-r--r--shutdown/shutdown.c153
1 files changed, 153 insertions, 0 deletions
diff --git a/shutdown/shutdown.c b/shutdown/shutdown.c
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+++ b/shutdown/shutdown.c
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+/*
+ Copyright (C) 2018 Free Software Foundation, Inc.
+
+ This file is part of the GNU Hurd.
+
+ The GNU Hurd is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2, or (at your option)
+ any later version.
+
+ The GNU Hurd is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with the GNU Hurd; see the file COPYING. If not, write to
+ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
+
+/*
+ * This program is a translator that implements an RPC to halt the pc.
+ */
+
+#include <argp.h>
+#include <assert-backtrace.h>
+#include <errno.h>
+#include <error.h>
+#include <stdlib.h>
+#include <string.h>
+#include <hurd.h>
+#include <hurd/fs.h>
+#include <hurd/ports.h>
+#include <hurd/trivfs.h>
+#include <hurd/paths.h>
+#include <sys/file.h>
+#include <version.h>
+
+#include "acpi_shutdown.h"
+#include "shutdown_S.h"
+
+/* Port bucket we service requests on. */
+struct port_bucket *port_bucket;
+
+/* Trivfs hooks. */
+int trivfs_fstype = FSTYPE_MISC;
+int trivfs_fsid = 0;
+int trivfs_support_read = 0;
+int trivfs_support_write = 0;
+int trivfs_support_exec = 0;
+int trivfs_allow_open = O_READ | O_WRITE;
+
+/* Our port classes. */
+struct port_class *trivfs_protid_class;
+struct port_class *trivfs_control_class;
+
+kern_return_t
+S_shutdown(trivfs_protid_t server)
+{
+ mach_print ("YAY RPC\n");
+ disappear_via_acpi();
+ return 0;
+}
+
+static int
+shutdown_demuxer (mach_msg_header_t *inp,
+ mach_msg_header_t *outp)
+{
+ mig_routine_t routine;
+ if ((routine = shutdown_server_routine (inp)) ||
+ (routine = NULL, trivfs_demuxer (inp, outp)))
+ {
+ if (routine)
+ (*routine) (inp, outp);
+ return TRUE;
+ }
+ else
+ return FALSE;
+}
+
+void
+trivfs_modify_stat (struct trivfs_protid *cred, struct stat *st)
+{
+}
+
+error_t
+trivfs_goaway (struct trivfs_control *fsys, int flags)
+{
+ int count;
+
+ /* Stop new requests. */
+ ports_inhibit_class_rpcs (trivfs_control_class);
+ ports_inhibit_class_rpcs (trivfs_protid_class);
+
+ /* Are there any extant user ports for the /servers/password file? */
+ count = ports_count_class (trivfs_protid_class);
+ if (count > 0 && !(flags & FSYS_GOAWAY_FORCE))
+ {
+ /* We won't go away, so start things going again... */
+ ports_enable_class (trivfs_protid_class);
+ ports_resume_class_rpcs (trivfs_control_class);
+ ports_resume_class_rpcs (trivfs_protid_class);
+
+ return EBUSY;
+ }
+
+ exit (0);
+}
+
+
+int
+main (int argc, char *argv[])
+{
+ error_t err;
+ mach_port_t bootstrap;
+ struct trivfs_control *fsys;
+
+ task_get_bootstrap_port (mach_task_self (), &bootstrap);
+ if (bootstrap == MACH_PORT_NULL)
+ error (1, 0, "must be started as a translator");
+
+ err = trivfs_add_port_bucket (&port_bucket);
+ if (err)
+ error (1, 0, "error creating port bucket");
+
+ err = trivfs_add_control_port_class (&trivfs_control_class);
+ if (err)
+ error (1, 0, "error creating control port class");
+
+ err = trivfs_add_protid_port_class (&trivfs_protid_class);
+ if (err)
+ error (1, 0, "error creating protid port class");
+
+ /* Reply to our parent. */
+ err = trivfs_startup (bootstrap, 0,
+ trivfs_control_class, port_bucket,
+ trivfs_protid_class, port_bucket,
+ &fsys);
+ mach_port_deallocate (mach_task_self (), bootstrap);
+ if (err)
+ error (3, err, "Contacting parent");
+
+ mach_print("Hello shutdown before ports loop\n");
+
+ /* Launch. */
+ do
+ ports_manage_port_operations_multithread (port_bucket, shutdown_demuxer,
+ 2 * 60 * 1000,
+ 10 * 60 * 1000,
+ 0);
+ while (1);
+
+ return 0;
+}