cb7ea2b5af
This is a clever trick to enable me to avoid having to document that interface. I seriously doubt it's relevant beyond a POSIX env where it's required by the proplib client-side implementation which expects it can do munmap() on a return value from a proplib call.
67 lines
2.6 KiB
C
67 lines
2.6 KiB
C
/* $NetBSD: hyperstubs.c,v 1.2 2013/04/30 14:28:52 pooka Exp $ */
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/*
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* Copyright (c) 2013 Antti Kantee. All Rights Reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: hyperstubs.c,v 1.2 2013/04/30 14:28:52 pooka Exp $");
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#include <sys/errno.h>
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/* provide weak aliases for optional rump kernel hypervisor features */
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int rump_hypernotsupp(void);
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int rump_hypernotsupp(void) { return ENOTSUP; }
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/* dynlinking */
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__weak_alias(rumpuser_dl_bootstrap,rump_hypernotsupp);
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__weak_alias(rumpuser_dl_globalsym,rump_hypernotsupp);
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/* race-free daemon creation */
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__weak_alias(rumpuser_daemonize_begin,rump_hypernotsupp);
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__weak_alias(rumpuser_daemonize_done,rump_hypernotsupp);
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/* process env */
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__weak_alias(rumpuser_kill,rump_hypernotsupp);
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/* anonmmap (for proplib and modules) */
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__weak_alias(rumpuser_anonmmap,rump_hypernotsupp);
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__weak_alias(rumpuser_unmap,rump_hypernotsupp);
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/* syscall proxy */
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__weak_alias(rumpuser_sp_init,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_copyin,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_copyinstr,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_copyout,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_copyoutstr,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_anonmmap,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_raise,rump_hypernotsupp);
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__weak_alias(rumpuser_sp_fini,rump_hypernotsupp);
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