/* $NetBSD: linux_exec.h,v 1.52 2017/02/12 21:02:20 chs Exp $ */ /*- * Copyright (c) 1995, 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Frank van der Linden and Eric Haszlakiewicz. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS * ``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 FOUNDATION OR CONTRIBUTORS * 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. */ #ifndef _LINUX_EXEC_H #define _LINUX_EXEC_H #if defined(EXEC_AOUT) #include #endif #if defined(EXEC_ELF32) || defined(EXEC_ELF64) #include #endif #if defined(__i386__) #include #elif defined(__m68k__) #include #elif defined(__alpha__) #include #elif defined(__powerpc__) #include #elif defined(__mips__) #include #elif defined(__arm__) #include #elif defined(__amd64__) #include #endif /* Defines for a.out executables */ #define LINUX_AOUT_HDR_SIZE (sizeof (struct exec)) #define LINUX_AOUT_AUX_ARGSIZ 8 #define LINUX_N_MAGIC(ep) ((ep)->a_midmag & 0xffff) #define LINUX_N_MACHTYPE(ep) (((ep)->a_midmag >> 16) & 0xff) #define LINUX_N_TXTOFF(x,m) \ ((m) == ZMAGIC ? 1024 : ((m) == QMAGIC ? 0 : sizeof (struct exec))) #define LINUX_N_DATOFF(x,m) (LINUX_N_TXTOFF(x,m) + (x).a_text) #define LINUX_N_TXTADDR(x,m) ((m) == QMAGIC ? PAGE_SIZE : 0) #define LINUX__N_SEGMENT_ROUND(x) (((x) + PAGE_SIZE - 1) & ~(PAGE_SIZE - 1)) #define LINUX__N_TXTENDADDR(x,m) (LINUX_N_TXTADDR(x,m)+(x).a_text) #define LINUX_N_DATADDR(x,m) \ ((m)==OMAGIC? (LINUX__N_TXTENDADDR(x,m)) \ : (LINUX__N_SEGMENT_ROUND (LINUX__N_TXTENDADDR(x,m)))) #define LINUX_N_BSSADDR(x,m) (LINUX_N_DATADDR(x,m) + (x).a_data) #ifndef LINUX_MACHDEP_ELF_COPYARGS /* Counted from linux_exec_elf32.c */ #define LINUX_ELF_AUX_ENTRIES 14 #endif /* * From Linux's include/linux/elf.h */ #define LINUX_AT_UID 11 /* real uid */ #define LINUX_AT_EUID 12 /* effective uid */ #define LINUX_AT_GID 13 /* real gid */ #define LINUX_AT_EGID 14 /* effective gid */ #define LINUX_AT_PLATFORM 15 /* CPU string for optimizations */ #define LINUX_AT_HWCAP 16 /* arch dependent CPU capabilities */ #define LINUX_AT_CLKTCK 17 /* frequency times() increments */ #define LINUX_AT_SECURE 23 /* secure mode boolean */ #define LINUX_AT_RANDOM 25 /* address of 16 random bytes */ #define LINUX_AT_SYSINFO 32 /* pointer to __kernel_vsyscall */ #define LINUX_AT_SYSINFO_EHDR 33 /* pointer to ELF header */ #define LINUX_RANDOM_BYTES 16 /* 16 bytes for AT_RANDOM */ /* * Emulation specific sysctls. */ #define EMUL_LINUX_KERN 1 #define EMUL_LINUX_MAXID 2 #define EMUL_LINUX_NAMES { \ { 0, 0 }, \ { "kern", CTLTYPE_NODE }, \ } #define EMUL_LINUX_KERN_OSTYPE 1 #define EMUL_LINUX_KERN_OSRELEASE 2 #define EMUL_LINUX_KERN_VERSION 3 #define EMUL_LINUX_KERN_MAXID 4 #define EMUL_LINUX_KERN_NAMES { \ { 0, 0 }, \ { "ostype", CTLTYPE_STRING }, \ { "osrelease", CTLTYPE_STRING }, \ { "osversion", CTLTYPE_STRING }, \ } #ifdef _KERNEL __BEGIN_DECLS extern struct emul emul_linux; int linux_sysctl(int *, u_int, void *, size_t *, void *, size_t, struct lwp *); void linux_setregs(struct lwp *, struct exec_package *, vaddr_t); #ifdef EXEC_AOUT int exec_linux_aout_makecmds(struct lwp *, struct exec_package *); int linux_aout_copyargs(struct lwp *, struct exec_package *, struct ps_strings *, char **, void *); #endif void linux_trapsignal(struct lwp *, ksiginfo_t *); int linux_usertrap(struct lwp *, vaddr_t, void *); int linux_lwp_setprivate(struct lwp *, void *); void linux_e_proc_exec(struct proc *, struct exec_package *); void linux_e_proc_fork(struct proc *, struct lwp *, int); void linux_e_proc_exit(struct proc *); void linux_e_lwp_fork(struct lwp *, struct lwp *); void linux_e_lwp_exit(struct lwp *); #ifdef EXEC_ELF32 int linux_elf32_probe(struct lwp *, struct exec_package *, void *, char *, vaddr_t *); int linux_elf32_copyargs(struct lwp *, struct exec_package *, struct ps_strings *, char **, void *); int linux_elf32_signature(struct lwp *, struct exec_package *, Elf32_Ehdr *, char *); #ifdef LINUX_GCC_SIGNATURE int linux_elf32_gcc_signature(struct lwp *l, struct exec_package *, Elf32_Ehdr *); #endif #ifdef LINUX_DEBUGLINK_SIGNATURE int linux_elf32_debuglink_signature(struct lwp *l, struct exec_package *, Elf32_Ehdr *); #endif #ifdef LINUX_ATEXIT_SIGNATURE int linux_elf32_atexit_signature(struct lwp *l, struct exec_package *, Elf32_Ehdr *); #endif #endif #ifdef EXEC_ELF64 int linux_elf64_probe(struct lwp *, struct exec_package *, void *, char *, vaddr_t *); int linux_elf64_copyargs(struct lwp *, struct exec_package *, struct ps_strings *, char **, void *); int linux_elf64_signature(struct lwp *, struct exec_package *, Elf64_Ehdr *, char *); #ifdef LINUX_GCC_SIGNATURE int linux_elf64_gcc_signature(struct lwp *l, struct exec_package *, Elf64_Ehdr *); #endif #ifdef LINUX_DEBUGLINK_SIGNATURE int linux_elf64_debuglink_signature(struct lwp *l, struct exec_package *, Elf64_Ehdr *); #endif #ifdef LINUX_ATEXIT_SIGNATURE int linux_elf64_atexit_signature(struct lwp *l, struct exec_package *, Elf64_Ehdr *); #endif #endif __END_DECLS #endif /* !_KERNEL */ #endif /* !_LINUX_EXEC_H */