NetBSD/sys/kern/exec_conf.c

352 lines
11 KiB
C

/* $NetBSD: exec_conf.c,v 1.58 2001/07/14 02:06:34 christos Exp $ */
/*
* Copyright (c) 1993, 1994 Christopher G. Demetriou
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Christopher G. Demetriou.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "opt_execfmt.h"
#include "opt_compat_freebsd.h"
#include "opt_compat_linux.h"
#include "opt_compat_ibcs2.h"
#include "opt_compat_sunos.h"
#include "opt_compat_hpux.h"
#include "opt_compat_m68k4k.h"
#include "opt_compat_mach.h"
#include "opt_compat_svr4.h"
#include "opt_compat_netbsd32.h"
#include "opt_compat_aout.h"
#include "opt_compat_aout_m68k.h"
#include "opt_compat_vax1k.h"
#include "opt_compat_pecoff.h"
#include "opt_compat_osf1.h"
#include "opt_compat_ultrix.h"
#include <sys/param.h>
#include <sys/exec.h>
#ifdef EXEC_SCRIPT
#include <sys/exec_script.h>
#endif
#ifdef EXEC_AOUT
/*#include <sys/exec_aout.h> -- automatically pulled in */
#endif
#ifdef EXEC_COFF
#include <sys/exec_coff.h>
#endif
#ifdef EXEC_ECOFF
#include <sys/exec_ecoff.h>
#endif
#if defined(EXEC_ELF32) || defined(EXEC_ELF64)
#include <sys/exec_elf.h>
#define CONCAT(x,y) __CONCAT(x,y)
#define ELF32NAME(x) CONCAT(elf,CONCAT(32,CONCAT(_,x)))
#define ELF32NAME2(x,y) CONCAT(x,CONCAT(_elf32_,y))
#define ELF64NAME(x) CONCAT(elf,CONCAT(64,CONCAT(_,x)))
#define ELF64NAME2(x,y) CONCAT(x,CONCAT(_elf64_,y))
#ifdef EXEC_ELF32
int ELF32NAME2(netbsd,probe)(struct proc *, struct exec_package *,
void *, char *, vaddr_t *);
#endif
#ifdef EXEC_ELF64
int ELF64NAME2(netbsd,probe)(struct proc *, struct exec_package *,
void *, char *, vaddr_t *);
#endif
#endif /* ELF32 || ELF64 */
#ifdef EXEC_MACHO
#include <sys/exec_macho.h>
#endif
#ifdef COMPAT_SUNOS
#include <compat/sunos/sunos_exec.h>
#endif
#if defined(COMPAT_SVR4) || defined(COMPAT_SVR4_32)
#include <compat/svr4/svr4_exec.h>
#endif
#ifdef COMPAT_SVR4_32
#include <compat/svr4_32/svr4_32_exec.h>
#endif
#ifdef COMPAT_IBCS2
#include <sys/exec_coff.h>
#include <compat/ibcs2/ibcs2_exec.h>
#include <machine/ibcs2_machdep.h>
#endif
#ifdef COMPAT_LINUX
#include <compat/linux/common/linux_exec.h>
#endif
#ifdef COMPAT_FREEBSD
#include <compat/freebsd/freebsd_exec.h>
#endif
#ifdef COMPAT_HPUX
#include <compat/hpux/hpux_exec.h>
#endif
#ifdef COMPAT_M68K4K
#include <compat/m68k4k/m68k4k_exec.h>
#endif
#ifdef COMPAT_MACH
#include <compat/mach/mach_exec.h>
#endif
#ifdef COMPAT_NETBSD32
#include <compat/netbsd32/netbsd32_exec.h>
#ifdef COMPAT_SUNOS
#include <compat/sunos32/sunos32_exec.h>
#endif
#endif
#ifdef COMPAT_VAX1K
#include <compat/vax1k/vax1k_exec.h>
#endif
#ifdef COMPAT_PECOFF
#include <sys/exec_coff.h>
#include <compat/pecoff/pecoff_exec.h>
#endif
#ifdef COMPAT_OSF1
#include <compat/osf1/osf1.h>
#include <compat/osf1/osf1_exec.h>
#endif
#ifdef COMPAT_ULTRIX
#include <compat/ultrix/ultrix_exec.h>
#endif
extern const struct emul emul_netbsd;
#ifdef COMPAT_AOUT
extern const struct emul emul_netbsd_aout;
#endif
#ifdef COMPAT_AOUT_M68K
extern const struct emul emul_netbsd_aoutm68k;
#endif
const struct execsw execsw_builtin[] = {
#ifdef EXEC_SCRIPT
{ MAXINTERP, exec_script_makecmds, { NULL },
NULL, EXECSW_PRIO_ANY, }, /* shell scripts */
#endif
#ifdef EXEC_AOUT
#ifdef COMPAT_NETBSD32
{ sizeof(struct netbsd32_exec), exec_netbsd32_makecmds, { NULL },
&emul_netbsd32, EXECSW_PRIO_FIRST,
0, netbsd32_copyargs, netbsd32_setregs }, /* sparc 32 bit */
#endif
{ sizeof(struct exec), exec_aout_makecmds, { NULL },
#ifdef COMPAT_AOUT
&emul_netbsd_aout,
#elif defined(COMPAT_AOUT_M68K)
&emul_netbsd_aoutm68k,
#else
&emul_netbsd,
#endif /* COMPAT_AOUT */
EXECSW_PRIO_ANY,
0, copyargs, setregs }, /* a.out binaries */
#endif
#ifdef EXEC_COFF
{ COFF_HDR_SIZE, exec_coff_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_ANY,
0, copyargs, setregs }, /* coff binaries */
#endif
#ifdef EXEC_ECOFF
#ifdef COMPAT_OSF1
{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
{ .ecoff_probe_func = osf1_exec_ecoff_probe },
&emul_osf1, EXECSW_PRIO_ANY,
howmany(OSF1_MAX_AUX_ENTRIES * sizeof (struct osf1_auxv) +
2 * (MAXPATHLEN + 1), sizeof (char *)), /* exec & loader names */
osf1_copyargs, cpu_exec_ecoff_setregs }, /* OSF1 ecoff binaries */
#endif /* COMPAT_OSF1 */
{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
{ .ecoff_probe_func = cpu_exec_ecoff_probe },
&emul_netbsd, EXECSW_PRIO_ANY,
0, copyargs, cpu_exec_ecoff_setregs }, /* ecoff binaries */
#ifdef COMPAT_ULTRIX
{ ECOFF_HDR_SIZE, exec_ecoff_makecmds,
{ .ecoff_probe_func = ultrix_exec_ecoff_probe },
&emul_ultrix, EXECSW_PRIO_LAST, /* XXX probe func alw. succeeds */
0, copyargs, cpu_exec_ecoff_setregs }, /* Ultrix ecoff binaries */
#endif /* COMPAT_ULTRIX */
#endif
#ifdef EXEC_ELF32
/* 32bit ELF bins */
#ifdef COMPAT_NETBSD32
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(netbsd32,probe) },
&emul_netbsd32, EXECSW_PRIO_FIRST,
howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
netbsd32_elf32_copyargs, netbsd32_setregs }, /* NetBSD32 32bit ELF bins */
/* This one should go first so it matches instead of netbsd */
#endif
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(netbsd,probe) },
&emul_netbsd, EXECSW_PRIO_ANY,
howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
elf32_copyargs, setregs }, /* NetBSD 32bit ELF bins */
#ifdef COMPAT_FREEBSD
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(freebsd,probe) },
&emul_freebsd, EXECSW_PRIO_ANY,
FREEBSD_ELF_AUX_ARGSIZ,
elf32_copyargs, freebsd_setregs }, /* FreeBSD 32bit ELF bins (not 64bit safe )*/
#endif
#ifdef COMPAT_LINUX
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(linux,probe) },
&emul_linux, EXECSW_PRIO_ANY,
LINUX_ELF_AUX_ARGSIZ,
LINUX_COPYARGS_FUNCTION, setregs }, /* Linux 32bit ELF bins */
#endif
#if defined(EXEC_MACHO) && defined(COMPAT_MACH)
{ sizeof (struct exec_macho_fat_header), exec_macho_makecmds,
{ .mach_probe_func = exec_mach_probe },
&emul_mach, EXECSW_PRIO_ANY,
MAXPATHLEN + 1,
exec_mach_copyargs, setregs }, /* Mach 32bit MACH-O bins */
#endif
#ifdef COMPAT_SVR4_32
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(svr4_32,probe) },
&emul_svr4_32, EXECSW_PRIO_ANY,
SVR4_32_AUX_ARGSIZ,
svr4_32_copyargs, svr4_32_setregs }, /* SVR4 32bit ELF bins (not 64bit safe) */
#endif
#ifdef COMPAT_SVR4
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(svr4,probe) },
&emul_svr4, EXECSW_PRIO_ANY,
SVR4_AUX_ARGSIZ,
svr4_copyargs, svr4_setregs }, /* SVR4 32bit ELF bins (not 64bit safe) */
#endif
#ifdef COMPAT_IBCS2
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds,
{ ELF32NAME2(ibcs2,probe) },
&emul_ibcs2, EXECSW_PRIO_ANY,
IBCS2_ELF_AUX_ARGSIZ, elf32_copyargs, setregs },
/* SCO 32bit ELF bins (not 64bit safe) */
#endif
#ifdef EXEC_ELF_CATCHALL
{ sizeof (Elf32_Ehdr), exec_elf32_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_LAST,
howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)),
elf32_copyargs, setregs }, /* catch all - run as NetBSD 32bit ELF */
#endif
#endif /* EXEC_ELF32 */
#ifdef EXEC_ELF64
/* 64bit ELF bins */
{ sizeof (Elf64_Ehdr), exec_elf64_makecmds,
{ ELF64NAME2(netbsd,probe) },
&emul_netbsd, EXECSW_PRIO_ANY,
howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)),
elf64_copyargs, setregs }, /* NetBSD 64bit ELF bins */
#ifdef COMPAT_LINUX
{ sizeof (Elf64_Ehdr), exec_elf64_makecmds,
{ ELF64NAME2(linux,probe) },
&emul_linux, EXECSW_PRIO_ANY,
LINUX_ELF_AUX_ARGSIZ,
linux_elf64_copyargs, setregs }, /* Linux 64bit ELF bins */
#endif
#ifdef COMPAT_SVR4
{ sizeof (Elf64_Ehdr), exec_elf64_makecmds,
{ ELF64NAME2(svr4,probe) },
&emul_svr4, EXECSW_PRIO_ANY,
SVR4_AUX_ARGSIZ64,
svr4_copyargs64, svr4_setregs }, /* SVR4 64bit ELF bins (not 64bit safe) */
#endif
#ifdef EXEC_ELF_CATCHALL
{ sizeof (Elf64_Ehdr), exec_elf64_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_ANY,
howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)),
elf64_copyargs, setregs }, /* catch all - run as NetBSD 64bit ELF */
#endif
#endif /* EXEC_ELF64 */
#ifdef COMPAT_SUNOS
#ifdef COMPAT_NETBSD32
{ SUNOS32_AOUT_HDR_SIZE, exec_sunos32_aout_makecmds, { NULL },
&emul_sunos, EXECSW_PRIO_ANY,
0, netbsd32_copyargs, netbsd32_setregs }, /* SunOS a.out, 64-bit kernel */
#else
{ SUNOS_AOUT_HDR_SIZE, exec_sunos_aout_makecmds, { NULL },
&emul_sunos, EXECSW_PRIO_ANY,
0, copyargs, setregs }, /* SunOS a.out */
#endif
#endif
#if defined(COMPAT_LINUX) && defined(EXEC_AOUT)
{ LINUX_AOUT_HDR_SIZE, exec_linux_aout_makecmds, { NULL },
&emul_linux, EXECSW_PRIO_ANY,
LINUX_AOUT_AUX_ARGSIZ, linux_aout_copyargs, linux_setregs }, /* linux a.out */
#endif
#ifdef COMPAT_IBCS2
{ COFF_HDR_SIZE, exec_ibcs2_coff_makecmds, { NULL },
&emul_ibcs2, EXECSW_PRIO_ANY,
0, copyargs, ibcs2_setregs }, /* coff binaries */
{ XOUT_HDR_SIZE, exec_ibcs2_xout_makecmds, { NULL },
&emul_ibcs2, EXECSW_PRIO_ANY,
0, copyargs, ibcs2_setregs }, /* x.out binaries */
#endif
#if defined(COMPAT_FREEBSD) && defined(EXEC_AOUT)
{ FREEBSD_AOUT_HDR_SIZE, exec_freebsd_aout_makecmds, { NULL },
&emul_freebsd, EXECSW_PRIO_ANY,
0, copyargs, freebsd_setregs }, /* a.out */
#endif
#ifdef COMPAT_HPUX
{ HPUX_EXEC_HDR_SIZE, exec_hpux_makecmds, { NULL },
&emul_hpux, EXECSW_PRIO_ANY,
0, copyargs, hpux_setregs }, /* HP-UX a.out */
#endif
#ifdef COMPAT_M68K4K
{ sizeof(struct exec), exec_m68k4k_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_ANY,
0, copyargs, setregs }, /* m68k4k a.out */
#endif
#ifdef COMPAT_VAX1K
{ sizeof(struct exec), exec_vax1k_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_ANY,
0, copyargs, setregs }, /* vax1k a.out */
#endif
#ifdef COMPAT_PECOFF
{ sizeof(struct exec), exec_pecoff_makecmds, { NULL },
&emul_netbsd, EXECSW_PRIO_ANY, /* XXX emul_pecoff once it's different */
howmany(sizeof(struct pecoff_args), sizeof(char *)),
pecoff_copyargs, setregs }, /* Win32/CE PE/COFF */
#endif
};
int nexecs_builtin = (sizeof(execsw_builtin) / sizeof(struct execsw));