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-rw-r--r--mach/msgserver.c199
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diff --git a/mach/msgserver.c b/mach/msgserver.c
deleted file mode 100644
index d95e545985..0000000000
--- a/mach/msgserver.c
+++ /dev/null
@@ -1,199 +0,0 @@
-/* Copyright (C) 1993-2017 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Lesser General Public
- License as published by the Free Software Foundation; either
- version 2.1 of the License, or (at your option) any later version.
-
- The GNU C Library 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
- Lesser General Public License for more details.
-
- You should have received a copy of the GNU Lesser General Public
- License along with the GNU C Library; if not, see
- <http://www.gnu.org/licenses/>. */
-
-/* Based on CMU's mach_msg_server.c revision 2.4 of 91/05/14, and thus
- under the following copyright. Rewritten by Roland McGrath (FSF)
- 93/12/06 to use stack space instead of malloc, and to handle
- large messages with MACH_RCV_LARGE. */
-
-/*
- * Mach Operating System
- * Copyright (c) 1991,1990 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
-/*
- * (pre-GNU) HISTORY
- *
- * Revision 2.4 91/05/14 17:53:22 mrt
- * Correcting copyright
- *
- * Revision 2.3 91/02/14 14:17:47 mrt
- * Added new Mach copyright
- * [91/02/13 12:44:20 mrt]
- *
- * Revision 2.2 90/08/06 17:23:58 rpd
- * Created.
- *
- */
-
-
-#include <mach.h>
-#include <mach/mig_errors.h>
-#include <stdlib.h> /* For malloc and free. */
-#include <assert.h>
-
-#ifdef NDR_CHAR_ASCII /* OSF Mach flavors have different names. */
-# define mig_reply_header_t mig_reply_error_t
-#endif
-
-mach_msg_return_t
-__mach_msg_server_timeout (boolean_t (*demux) (mach_msg_header_t *request,
- mach_msg_header_t *reply),
- mach_msg_size_t max_size,
- mach_port_t rcv_name,
- mach_msg_option_t option,
- mach_msg_timeout_t timeout)
-{
- mig_reply_header_t *request, *reply;
- mach_msg_return_t mr;
-
- if (max_size == 0)
- {
-#ifdef MACH_RCV_LARGE
- option |= MACH_RCV_LARGE;
- max_size = 2 * __vm_page_size; /* Generic. Good? XXX */
-#else
- max_size = 4 * __vm_page_size; /* XXX */
-#endif
- }
-
- request = __alloca (max_size);
- reply = __alloca (max_size);
-
- while (1)
- {
- get_request:
- mr = __mach_msg (&request->Head, MACH_RCV_MSG|option,
- 0, max_size, rcv_name,
- timeout, MACH_PORT_NULL);
- while (mr == MACH_MSG_SUCCESS)
- {
- /* We have a request message.
- Pass it to DEMUX for processing. */
-
- (void) (*demux) (&request->Head, &reply->Head);
- assert (reply->Head.msgh_size <= max_size);
-
- switch (reply->RetCode)
- {
- case KERN_SUCCESS:
- /* Hunky dory. */
- break;
-
- case MIG_NO_REPLY:
- /* The server function wanted no reply sent.
- Loop for another request. */
- goto get_request;
-
- default:
- /* Some error; destroy the request message to release any
- port rights or VM it holds. Don't destroy the reply port
- right, so we can send an error message. */
- request->Head.msgh_remote_port = MACH_PORT_NULL;
- __mach_msg_destroy (&request->Head);
- break;
- }
-
- if (reply->Head.msgh_remote_port == MACH_PORT_NULL)
- {
- /* No reply port, so destroy the reply. */
- if (reply->Head.msgh_bits & MACH_MSGH_BITS_COMPLEX)
- __mach_msg_destroy (&reply->Head);
- goto get_request;
- }
-
- /* Send the reply and the get next request. */
-
- {
- /* Swap the request and reply buffers. mach_msg will read the
- reply message from the buffer we pass and write the new
- request message to the same buffer. */
- void *tmp = request;
- request = reply;
- reply = tmp;
- }
-
- mr = __mach_msg (&request->Head,
- MACH_SEND_MSG|MACH_RCV_MSG|option,
- request->Head.msgh_size, max_size, rcv_name,
- timeout, MACH_PORT_NULL);
- }
-
- /* A message error occurred. */
-
- switch (mr)
- {
- case MACH_RCV_TOO_LARGE:
-#ifdef MACH_RCV_LARGE
- /* The request message is larger than MAX_SIZE, and has not
- been dequeued. The message header has the actual size of
- the message. We recurse here in hopes that the compiler
- will optimize the tail-call and allocate some more stack
- space instead of way too much. */
- return __mach_msg_server_timeout (demux, request->Head.msgh_size,
- rcv_name, option, timeout);
-#else
- /* XXX the kernel has destroyed the msg */
- break;
-#endif
-
- case MACH_SEND_INVALID_DEST:
- /* The reply can't be delivered, so destroy it. This error
- indicates only that the requester went away, so we
- continue and get the next request. */
- __mach_msg_destroy (&request->Head);
- break;
-
- default:
- /* Some other form of lossage; return to caller. */
- return mr;
- }
- }
-}
-weak_alias (__mach_msg_server_timeout, mach_msg_server_timeout)
-
-mach_msg_return_t
-__mach_msg_server (boolean_t (*demux) (mach_msg_header_t *in,
- mach_msg_header_t *out),
- mach_msg_size_t max_size,
- mach_port_t rcv_name)
-{
- return __mach_msg_server_timeout (demux, max_size, rcv_name,
- MACH_MSG_OPTION_NONE,
- MACH_MSG_TIMEOUT_NONE);
-}
-weak_alias (__mach_msg_server, mach_msg_server)
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