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Diffstat (limited to 'sys/compat/svr4/svr4_sysvec.c')
-rw-r--r--sys/compat/svr4/svr4_sysvec.c313
1 files changed, 0 insertions, 313 deletions
diff --git a/sys/compat/svr4/svr4_sysvec.c b/sys/compat/svr4/svr4_sysvec.c
deleted file mode 100644
index eb99b9fb52d0c..0000000000000
--- a/sys/compat/svr4/svr4_sysvec.c
+++ /dev/null
@@ -1,313 +0,0 @@
-/*-
- * Copyright (c) 1998 Mark Newton
- * 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 Christos Zoulas.
- * 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 <sys/cdefs.h>
-__FBSDID("$FreeBSD$");
-
-/* XXX we use functions that might not exist. */
-#include "opt_compat.h"
-
-#include <sys/param.h>
-#include <sys/systm.h>
-#include <sys/proc.h>
-#include <sys/sysent.h>
-#include <sys/imgact.h>
-#include <sys/imgact_elf.h>
-#include <sys/fcntl.h>
-#include <sys/lock.h>
-#include <sys/malloc.h>
-#include <sys/module.h>
-#include <sys/mutex.h>
-#include <sys/namei.h>
-#include <sys/socket.h>
-#include <sys/syscallsubr.h>
-#include <sys/vnode.h>
-#include <vm/vm.h>
-#include <sys/exec.h>
-#include <sys/kernel.h>
-#include <machine/cpu.h>
-#include <netinet/in.h>
-
-#include <compat/svr4/svr4.h>
-#include <compat/svr4/svr4_types.h>
-#include <compat/svr4/svr4_syscall.h>
-#include <compat/svr4/svr4_signal.h>
-#include <compat/svr4/svr4_socket.h>
-#include <compat/svr4/svr4_sockio.h>
-#include <compat/svr4/svr4_errno.h>
-#include <compat/svr4/svr4_proto.h>
-#include <compat/svr4/svr4_siginfo.h>
-#include <compat/svr4/svr4_util.h>
-
-int bsd_to_svr4_errno[ELAST+1] = {
- 0,
- SVR4_EPERM,
- SVR4_ENOENT,
- SVR4_ESRCH,
- SVR4_EINTR,
- SVR4_EIO,
- SVR4_ENXIO,
- SVR4_E2BIG,
- SVR4_ENOEXEC,
- SVR4_EBADF,
- SVR4_ECHILD,
- SVR4_EDEADLK,
- SVR4_ENOMEM,
- SVR4_EACCES,
- SVR4_EFAULT,
- SVR4_ENOTBLK,
- SVR4_EBUSY,
- SVR4_EEXIST,
- SVR4_EXDEV,
- SVR4_ENODEV,
- SVR4_ENOTDIR,
- SVR4_EISDIR,
- SVR4_EINVAL,
- SVR4_ENFILE,
- SVR4_EMFILE,
- SVR4_ENOTTY,
- SVR4_ETXTBSY,
- SVR4_EFBIG,
- SVR4_ENOSPC,
- SVR4_ESPIPE,
- SVR4_EROFS,
- SVR4_EMLINK,
- SVR4_EPIPE,
- SVR4_EDOM,
- SVR4_ERANGE,
- SVR4_EAGAIN,
- SVR4_EINPROGRESS,
- SVR4_EALREADY,
- SVR4_ENOTSOCK,
- SVR4_EDESTADDRREQ,
- SVR4_EMSGSIZE,
- SVR4_EPROTOTYPE,
- SVR4_ENOPROTOOPT,
- SVR4_EPROTONOSUPPORT,
- SVR4_ESOCKTNOSUPPORT,
- SVR4_EOPNOTSUPP,
- SVR4_EPFNOSUPPORT,
- SVR4_EAFNOSUPPORT,
- SVR4_EADDRINUSE,
- SVR4_EADDRNOTAVAIL,
- SVR4_ENETDOWN,
- SVR4_ENETUNREACH,
- SVR4_ENETRESET,
- SVR4_ECONNABORTED,
- SVR4_ECONNRESET,
- SVR4_ENOBUFS,
- SVR4_EISCONN,
- SVR4_ENOTCONN,
- SVR4_ESHUTDOWN,
- SVR4_ETOOMANYREFS,
- SVR4_ETIMEDOUT,
- SVR4_ECONNREFUSED,
- SVR4_ELOOP,
- SVR4_ENAMETOOLONG,
- SVR4_EHOSTDOWN,
- SVR4_EHOSTUNREACH,
- SVR4_ENOTEMPTY,
- SVR4_EPROCLIM,
- SVR4_EUSERS,
- SVR4_EDQUOT,
- SVR4_ESTALE,
- SVR4_EREMOTE,
- SVR4_EBADRPC,
- SVR4_ERPCMISMATCH,
- SVR4_EPROGUNAVAIL,
- SVR4_EPROGMISMATCH,
- SVR4_EPROCUNAVAIL,
- SVR4_ENOLCK,
- SVR4_ENOSYS,
- SVR4_EFTYPE,
- SVR4_EAUTH,
- SVR4_ENEEDAUTH,
- SVR4_EIDRM,
- SVR4_ENOMSG,
-};
-
-
-static int svr4_fixup(register_t **stack_base, struct image_params *imgp);
-
-extern struct sysent svr4_sysent[];
-#undef szsigcode
-#undef sigcode
-
-extern int svr4_szsigcode;
-extern char svr4_sigcode[];
-
-struct sysentvec svr4_sysvec = {
- .sv_size = SVR4_SYS_MAXSYSCALL,
- .sv_table = svr4_sysent,
- .sv_mask = 0xff,
- .sv_errsize = ELAST, /* ELAST */
- .sv_errtbl = bsd_to_svr4_errno,
- .sv_transtrap = NULL,
- .sv_fixup = svr4_fixup,
- .sv_sendsig = svr4_sendsig,
- .sv_sigcode = svr4_sigcode,
- .sv_szsigcode = &svr4_szsigcode,
- .sv_name = "SVR4",
- .sv_coredump = elf32_coredump,
- .sv_imgact_try = NULL,
- .sv_minsigstksz = SVR4_MINSIGSTKSZ,
- .sv_pagesize = PAGE_SIZE,
- .sv_minuser = VM_MIN_ADDRESS,
- .sv_maxuser = VM_MAXUSER_ADDRESS,
- .sv_usrstack = USRSTACK,
- .sv_psstrings = PS_STRINGS,
- .sv_stackprot = VM_PROT_ALL,
- .sv_copyout_strings = exec_copyout_strings,
- .sv_setregs = exec_setregs,
- .sv_fixlimit = NULL,
- .sv_maxssiz = NULL,
- .sv_flags = SV_ABI_UNDEF | SV_IA32 | SV_ILP32,
- .sv_set_syscall_retval = cpu_set_syscall_retval,
- .sv_fetch_syscall_args = cpu_fetch_syscall_args,
- .sv_syscallnames = NULL,
- .sv_schedtail = NULL,
- .sv_thread_detach = NULL,
- .sv_trap = NULL,
-};
-
-const char svr4_emul_path[] = "/compat/svr4";
-
-Elf32_Brandinfo svr4_brand = {
- .brand = ELFOSABI_SYSV,
- .machine = EM_386, /* XXX only implemented for x86 so far. */
- .compat_3_brand = "SVR4",
- .emul_path = svr4_emul_path,
- .interp_path = "/lib/libc.so.1",
- .sysvec = &svr4_sysvec,
- .interp_newpath = NULL,
- .brand_note = NULL,
- .flags = 0
-};
-
-static int
-svr4_fixup(register_t **stack_base, struct image_params *imgp)
-{
- Elf32_Auxargs *args;
- register_t *pos;
-
- KASSERT(curthread->td_proc == imgp->proc,
- ("unsafe svr4_fixup(), should be curproc"));
- args = (Elf32_Auxargs *)imgp->auxargs;
- pos = *stack_base + (imgp->args->argc + imgp->args->envc + 2);
-
- if (args->execfd != -1)
- AUXARGS_ENTRY(pos, AT_EXECFD, args->execfd);
- AUXARGS_ENTRY(pos, AT_PHDR, args->phdr);
- AUXARGS_ENTRY(pos, AT_PHENT, args->phent);
- AUXARGS_ENTRY(pos, AT_PHNUM, args->phnum);
- AUXARGS_ENTRY(pos, AT_PAGESZ, args->pagesz);
- AUXARGS_ENTRY(pos, AT_FLAGS, args->flags);
- AUXARGS_ENTRY(pos, AT_ENTRY, args->entry);
- AUXARGS_ENTRY(pos, AT_BASE, args->base);
- AUXARGS_ENTRY(pos, AT_UID, imgp->proc->p_ucred->cr_ruid);
- AUXARGS_ENTRY(pos, AT_EUID, imgp->proc->p_ucred->cr_svuid);
- AUXARGS_ENTRY(pos, AT_GID, imgp->proc->p_ucred->cr_rgid);
- AUXARGS_ENTRY(pos, AT_EGID, imgp->proc->p_ucred->cr_svgid);
- AUXARGS_ENTRY(pos, AT_NULL, 0);
-
- free(imgp->auxargs, M_TEMP);
- imgp->auxargs = NULL;
-
- (*stack_base)--;
- **stack_base = (register_t)imgp->args->argc;
- return 0;
-}
-
-/*
- * Search an alternate path before passing pathname arguments on
- * to system calls. Useful for keeping a separate 'emulation tree'.
- *
- * If cflag is set, we check if an attempt can be made to create
- * the named file, i.e. we check if the directory it should
- * be in exists.
- */
-int
-svr4_emul_find(struct thread *td, char *path, enum uio_seg pathseg,
- char **pbuf, int create)
-{
-
- return (kern_alternate_path(td, svr4_emul_path, path, pathseg, pbuf,
- create, AT_FDCWD));
-}
-
-static int
-svr4_elf_modevent(module_t mod, int type, void *data)
-{
- int error;
-
- error = 0;
-
- switch(type) {
- case MOD_LOAD:
- if (elf32_insert_brand_entry(&svr4_brand) < 0) {
- printf("cannot insert svr4 elf brand handler\n");
- error = EINVAL;
- break;
- }
- if (bootverbose)
- printf("svr4 ELF exec handler installed\n");
- svr4_sockcache_init();
- break;
- case MOD_UNLOAD:
- /* Only allow the emulator to be removed if it isn't in use. */
- if (elf32_brand_inuse(&svr4_brand) != 0) {
- error = EBUSY;
- } else if (elf32_remove_brand_entry(&svr4_brand) < 0) {
- error = EINVAL;
- }
-
- if (error) {
- printf("Could not deinstall ELF interpreter entry (error %d)\n",
- error);
- break;
- }
- if (bootverbose)
- printf("svr4 ELF exec handler removed\n");
- svr4_sockcache_destroy();
- break;
- default:
- return (EOPNOTSUPP);
- break;
- }
- return error;
-}
-
-static moduledata_t svr4_elf_mod = {
- "svr4elf",
- svr4_elf_modevent,
- 0
-};
-DECLARE_MODULE_TIED(svr4elf, svr4_elf_mod, SI_SUB_EXEC, SI_ORDER_ANY);
-MODULE_VERSION(svr4elf, 1);