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+/*
+ * MIG IPC functions
+ * Copyright (C) 2008 Free Software Foundation, Inc.
+ *
+ * This program 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.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * Author: Barry deFreese.
+ */
+/*
+ * MIG IPC functions.
+ *
+ */
+
+#ifndef _IPC_MIG_H_
+#define _IPC_MIG_H_
+
+#include <mach/std_types.h>
+
+/*
+ * Routine: mach_msg_send_from_kernel
+ * Purpose:
+ * Send a message from the kernel.
+ *
+ * This is used by the client side of KernelUser interfaces
+ * to implement SimpleRoutines. Currently, this includes
+ * device_reply and memory_object messages.
+ * Conditions:
+ * Nothing locked.
+ * Returns:
+ * MACH_MSG_SUCCESS Sent the message.
+ * MACH_SEND_INVALID_DATA Bad destination port.
+ */
+extern mach_msg_return_t mach_msg_send_from_kernel(
+ mach_msg_header_t *msg,
+ mach_msg_size_t send_size);
+
+/*
+ * Routine: mach_msg_abort_rpc
+ * Purpose:
+ * Destroy the thread's ith_rpc_reply port.
+ * This will interrupt a mach_msg_rpc_from_kernel
+ * with a MACH_RCV_PORT_DIED return code.
+ * Conditions:
+ * Nothing locked.
+ */
+extern void mach_msg_abort_rpc (ipc_thread_t);
+
+extern mach_msg_return_t mach_msg_rpc_from_kernel(
+ mach_msg_header_t *msg,
+ mach_msg_size_t send_size,
+ mach_msg_size_t reply_size);
+
+#endif /* _IPC_MIG_H_ */