/* $NetBSD: exec_conf.c,v 1.93 2006/08/30 14:41:06 cube 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 __KERNEL_RCSID(0, "$NetBSD: exec_conf.c,v 1.93 2006/08/30 14:41:06 cube Exp $"); #include "opt_execfmt.h" #include "opt_compat_freebsd.h" #include "opt_compat_linux.h" #include "opt_compat_ibcs2.h" #include "opt_compat_irix.h" #include "opt_compat_sunos.h" #include "opt_compat_hpux.h" #include "opt_compat_m68k4k.h" #include "opt_compat_mach.h" #include "opt_compat_darwin.h" #include "opt_compat_svr4.h" #include "opt_compat_netbsd32.h" #include "opt_compat_linux32.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 "opt_compat_netbsd.h" #include "opt_coredump.h" #include #include #include #ifdef EXEC_SCRIPT #include #endif #ifdef EXEC_AOUT /*#include -- automatically pulled in */ #endif #ifdef EXEC_COFF #include #endif #ifdef EXEC_ECOFF #include #endif #if defined(EXEC_ELF32) || defined(EXEC_ELF64) #include #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 lwp *, struct exec_package *, void *, char *, vaddr_t *); #endif #ifdef EXEC_ELF64 int ELF64NAME2(netbsd,probe)(struct lwp *, struct exec_package *, void *, char *, vaddr_t *); #endif /* * Compatibility with old ELF binaries without NetBSD note. * Generic ELF executable kernel support was added in NetBSD 1.1. * The NetBSD note was introduced in NetBSD 1.3 together with initial * ELF shared library support. */ #ifndef EXEC_ELF_NOTELESS # if defined(COMPAT_11) || defined(COMPAT_12) # define EXEC_ELF_NOTELESS 1 # endif #endif /* !EXEC_ELF_NOTELESS */ #endif /* ELF32 || ELF64 */ #ifdef EXEC_MACHO #include #endif #ifdef COMPAT_SUNOS #include #endif #if defined(COMPAT_SVR4) || defined(COMPAT_SVR4_32) #include #endif #ifdef COMPAT_SVR4_32 #include #endif #ifdef COMPAT_IBCS2 #include #include #include #endif #ifdef COMPAT_LINUX #include #endif #ifdef COMPAT_DARWIN #include #endif #ifdef COMPAT_FREEBSD #include #endif #ifdef COMPAT_HPUX #include #endif #ifdef COMPAT_M68K4K #include #endif #ifdef COMPAT_MACH #include #endif #ifdef COMPAT_IRIX #include #endif #ifdef COMPAT_NETBSD32 #include #ifdef COMPAT_SUNOS #include #endif #ifdef COMPAT_LINUX32 #include #endif #endif #ifdef COMPAT_VAX1K #include #endif #ifdef COMPAT_PECOFF #include #include #endif #ifdef COMPAT_OSF1 #include #include #endif #ifdef COMPAT_ULTRIX #include #endif extern const struct emul emul_netbsd; #ifdef COMPAT_AOUT_M68K extern const struct emul emul_netbsd_aoutm68k; #endif const struct execsw execsw_builtin[] = { #ifdef EXEC_SCRIPT /* Shell scripts */ { SCRIPT_HDR_SIZE, exec_script_makecmds, { NULL }, NULL, EXECSW_PRIO_ANY, 0, NULL, NULL, NULL, exec_setup_stack }, #endif /* EXEC_SCRIPT */ #ifdef EXEC_AOUT #ifdef COMPAT_NETBSD32 /* 32-bit NetBSD a.out on 64-bit */ { sizeof(struct netbsd32_exec), exec_netbsd32_makecmds, { NULL }, &emul_netbsd32, EXECSW_PRIO_FIRST, 0, netbsd32_copyargs, NULL, #ifdef COREDUMP coredump_netbsd32, #else NULL, #endif exec_setup_stack }, #else /* !COMPAT_NETBSD32 */ /* Native a.out */ { sizeof(struct exec), exec_aout_makecmds, { NULL }, #if defined(COMPAT_AOUT_M68K) &emul_netbsd_aoutm68k, #else &emul_netbsd, #endif EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif /* !COMPAT_NETBSD32 */ #endif /* EXEC_AOUT */ #ifdef EXEC_COFF /* Native COFF */ { COFF_HDR_SIZE, exec_coff_makecmds, { NULL }, &emul_netbsd, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif /* EXEC_COFF */ #ifdef EXEC_ECOFF #ifdef COMPAT_OSF1 /* OSF/1 (Digital Unix) ECOFF */ { 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, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif /* Native ECOFF */ { ECOFF_HDR_SIZE, exec_ecoff_makecmds, { .ecoff_probe_func = cpu_exec_ecoff_probe }, &emul_netbsd, EXECSW_PRIO_ANY, 0, copyargs, cpu_exec_ecoff_setregs, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #ifdef COMPAT_ULTRIX /* Ultrix ECOFF */ { 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, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #endif /* EXEC_ECOFF */ #ifdef EXEC_ELF32 #ifdef COMPAT_NETBSD32 /* Elf32 NetBSD on 64-bit */ { 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, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, /* XXX XXX XXX */ /* This one should go first so it matches instead of native */ #ifdef COMPAT_LINUX32 /* Linux Elf32 on 64-bit */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(linux32,probe) }, &emul_linux32, EXECSW_PRIO_FIRST, LINUX32_ELF_AUX_ARGSIZ, linux32_elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, /* XXX XXX XXX */ /* This one should go first so it matches instead of native */ #endif #ifdef COMPAT_SVR4_32 /* SVR4 Elf32 on 64-bit */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(svr4_32,probe) }, &emul_svr4_32, EXECSW_PRIO_ANY, SVR4_32_AUX_ARGSIZ, svr4_32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, /* XXX XXX XXX */ /* This one should go first so it matches instead of native */ #endif #if 0 #if EXEC_ELF_NOTELESS /* Generic compat Elf32 -- run as compat NetBSD Elf32 */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(netbsd32,probe_noteless) }, &emul_netbsd32, EXECSW_PRIO_FIRST, howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)), netbsd32_elf32_copyargs, NULL, coredump_elf32, exec_setup_stack }, /* XXX XXX XXX */ #endif #endif #else /* !COMPAT_NETBSD32 */ /* Native Elf32 */ { 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, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #ifdef COMPAT_FREEBSD /* FreeBSD Elf32 (probe not 64-bit safe) */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(freebsd,probe) }, &emul_freebsd, EXECSW_PRIO_ANY, howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof(Elf32_Addr)), elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_LINUX /* Linux Elf32 */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(linux,probe) }, &emul_linux, EXECSW_PRIO_ANY, LINUX_ELF_AUX_ARGSIZ, linux_elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif linux_exec_setup_stack }, #endif #ifdef COMPAT_IRIX /* IRIX Elf32 n32 ABI */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(irix,probe_n32) }, &emul_irix, EXECSW_PRIO_ANY, IRIX_AUX_ARGSIZ, irix_elf32_copyargs, irix_n32_setregs, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, /* IRIX Elf32 o32 ABI */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(irix,probe_o32) }, &emul_irix, EXECSW_PRIO_ANY, IRIX_AUX_ARGSIZ, irix_elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_SVR4 /* SVR4 Elf32 */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(svr4,probe) }, &emul_svr4, EXECSW_PRIO_ANY, howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)), elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_IBCS2 /* SCO Elf32 */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { ELF32NAME2(ibcs2,probe) }, &emul_ibcs2, EXECSW_PRIO_ANY, howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)), elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #endif #if EXEC_ELF_NOTELESS /* Generic Elf32 -- run at NetBSD Elf32 */ { sizeof (Elf32_Ehdr), exec_elf32_makecmds, { NULL }, &emul_netbsd, EXECSW_PRIO_LAST, howmany(ELF_AUX_ENTRIES * sizeof(Aux32Info), sizeof (Elf32_Addr)), elf32_copyargs, NULL, #ifdef COREDUMP coredump_elf32, #else NULL, #endif exec_setup_stack }, #endif #endif /* !COMPAT_NETBSD32 */ #endif /* EXEC_ELF32 */ #ifdef EXEC_ELF64 /* Native Elf64 */ { 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, NULL, #ifdef COREDUMP coredump_elf64, #else NULL, #endif exec_setup_stack }, #ifdef COMPAT_LINUX /* Linux Elf64 */ { sizeof (Elf64_Ehdr), exec_elf64_makecmds, { ELF64NAME2(linux,probe) }, &emul_linux, EXECSW_PRIO_ANY, LINUX_ELF_AUX_ARGSIZ, linux_elf64_copyargs, NULL, #ifdef COREDUMP coredump_elf64, #else NULL, #endif linux_exec_setup_stack }, #endif #ifdef COMPAT_SVR4 /* SVR4 Elf64 */ { sizeof (Elf64_Ehdr), exec_elf64_makecmds, { ELF64NAME2(svr4,probe) }, &emul_svr4, EXECSW_PRIO_ANY, howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)), elf64_copyargs, NULL, #ifdef COREDUMP coredump_elf64, #else NULL, #endif exec_setup_stack }, #endif #if EXEC_ELF_NOTELESS /* Generic Elf64 -- run at NetBSD Elf64 */ { sizeof (Elf64_Ehdr), exec_elf64_makecmds, { NULL }, &emul_netbsd, EXECSW_PRIO_ANY, howmany(ELF_AUX_ENTRIES * sizeof(Aux64Info), sizeof (Elf64_Addr)), elf64_copyargs, NULL, #ifdef COREDUMP coredump_elf64, #else NULL, #endif exec_setup_stack }, #endif #endif /* EXEC_ELF64 */ #if defined(EXEC_MACHO) #ifdef COMPAT_DARWIN /* Darwin Mach-O (native word size) */ { sizeof (struct exec_macho_fat_header), exec_macho_makecmds, { .mach_probe_func = exec_darwin_probe }, &emul_darwin, EXECSW_PRIO_ANY, MAXPATHLEN + 1, exec_darwin_copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif darwin_exec_setup_stack }, #endif #ifdef COMPAT_MACH /* Mach MACH-O (native word size) */ { 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, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #endif /* EXEC_MACHO */ #ifdef COMPAT_SUNOS #ifdef COMPAT_NETBSD32 /* 32-bit SunOS a.out on 64-bit */ { SUNOS32_AOUT_HDR_SIZE, exec_sunos32_aout_makecmds, { NULL }, &emul_sunos, EXECSW_PRIO_ANY, 0, netbsd32_copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #else /* SunOS a.out (native word size) */ { SUNOS_AOUT_HDR_SIZE, exec_sunos_aout_makecmds, { NULL }, &emul_sunos, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #endif /* COMPAT_SUNOS */ #if defined(COMPAT_LINUX) && defined(EXEC_AOUT) /* Linux a.out (native word size) */ { LINUX_AOUT_HDR_SIZE, exec_linux_aout_makecmds, { NULL }, &emul_linux, EXECSW_PRIO_ANY, LINUX_AOUT_AUX_ARGSIZ, linux_aout_copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif linux_exec_setup_stack }, #endif #ifdef COMPAT_IBCS2 /* iBCS2 COFF (native word size) */ { COFF_HDR_SIZE, exec_ibcs2_coff_makecmds, { NULL }, &emul_ibcs2, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif ibcs2_exec_setup_stack }, /* iBCS2 x.out (native word size) */ { XOUT_HDR_SIZE, exec_ibcs2_xout_makecmds, { NULL }, &emul_ibcs2, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif ibcs2_exec_setup_stack }, #endif #if defined(COMPAT_FREEBSD) && defined(EXEC_AOUT) /* FreeBSD a.out (native word size) */ { FREEBSD_AOUT_HDR_SIZE, exec_freebsd_aout_makecmds, { NULL }, &emul_freebsd, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_HPUX /* HP-UX a.out for m68k (native word size) */ { HPUX_EXEC_HDR_SIZE, exec_hpux_makecmds, { NULL }, &emul_hpux, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_M68K4K /* NetBSD a.out for m68k4k */ { sizeof(struct exec), exec_m68k4k_makecmds, { NULL }, &emul_netbsd, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_VAX1K /* NetBSD vax1k a.out */ { sizeof(struct exec), exec_vax1k_makecmds, { NULL }, &emul_netbsd, EXECSW_PRIO_ANY, 0, copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif #ifdef COMPAT_PECOFF /* Win32/WinCE PE/COFF (native word size) */ { PECOFF_HDR_SIZE, exec_pecoff_makecmds, { NULL }, &emul_pecoff, EXECSW_PRIO_ANY, howmany(sizeof(struct pecoff_args), sizeof(char *)), pecoff_copyargs, NULL, #ifdef COREDUMP coredump_netbsd, #else NULL, #endif exec_setup_stack }, #endif }; int nexecs_builtin = (sizeof(execsw_builtin) / sizeof(struct execsw));