92ce8c6a3d
into modules. By and large this commit: - shuffles header files and ifdefs - splits code out where necessary to be modular - adds module glue for each of the components - adds/replaces hooks for things that can be installed at runtime
96 lines
2.9 KiB
C
96 lines
2.9 KiB
C
/* $NetBSD: exec_elf32.c,v 1.137 2008/11/19 18:36:06 ad Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou
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* 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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Christopher G. Demetriou
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* for the NetBSD Project.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__KERNEL_RCSID(0, "$NetBSD: exec_elf32.c,v 1.137 2008/11/19 18:36:06 ad Exp $");
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#define ELFSIZE 32
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#include "exec_elf.c"
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#include <sys/module.h>
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#define ELF32_AUXSIZE (howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), \
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sizeof(Elf32_Addr)) + MAXPATHLEN + ALIGN(1))
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#ifdef COREDUMP
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#define DEP "coredump"
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#else
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#define DEP NULL
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#endif
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MODULE(MODULE_CLASS_MISC, exec_elf32, DEP);
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static struct execsw exec_elf32_execsw[] = {
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{ sizeof (Elf32_Ehdr),
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exec_elf32_makecmds,
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{ netbsd_elf32_probe },
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&emul_netbsd,
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EXECSW_PRIO_ANY,
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ELF32_AUXSIZE,
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elf32_copyargs,
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NULL,
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coredump_elf32,
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exec_setup_stack },
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#if EXEC_ELF_NOTELESS
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{ sizeof (Elf32_Ehdr),
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exec_elf32_makecmds,
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{ NULL },
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&emul_netbsd,
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EXECSW_PRIO_LAST,
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ELF32_AUXSIZE,
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elf32_copyargs,
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NULL,
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coredump_elf32,
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exec_setup_stack },
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#endif
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};
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static int
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exec_elf32_modcmd(modcmd_t cmd, void *arg)
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{
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switch (cmd) {
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case MODULE_CMD_INIT:
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return exec_add(exec_elf32_execsw,
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__arraycount(exec_elf32_execsw));
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case MODULE_CMD_FINI:
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return exec_remove(exec_elf32_execsw,
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__arraycount(exec_elf32_execsw));
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default:
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return ENOTTY;
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}
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}
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