1/*
2 * Copyright (c) 1993, David Greenman
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright

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18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD: head/sys/kern/imgact_aout.c 50717 1999-09-01 00:29:56Z julian $
27 */
28
29#include <sys/param.h>
30#include <sys/acct.h>
31#include <sys/resourcevar.h>
32#include <sys/exec.h>
33#include <sys/fcntl.h>
34#include <sys/imgact.h>

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70 sendsig,
71 sigcode,
72 &szsigcode,
73 0,
74 "FreeBSD a.out",
75 aout_coredump
76};
77
78int
79exec_aout_imgact(imgp)
80 struct image_params *imgp;
81{
82 const struct exec *a_out = (const struct exec *) imgp->image_header;
83 struct vmspace *vmspace;
84 struct vnode *vp;
85 vm_map_t map;
86 vm_object_t object;

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239 return (0);
240}
241
242/*
243 * Dump core, into a file named as described in the comments for
244 * expand_name(), unless the process was setuid/setgid.
245 */
246int
247aout_coredump(p, vp, limit)
248 register struct proc *p;
249 register struct vnode *vp;
250 off_t limit;
251{
252 register struct ucred *cred = p->p_cred->pc_ucred;
253 register struct vmspace *vm = p->p_vmspace;
254 int error = 0;
255
256 if (ctob(UPAGES + vm->vm_dsize + vm->vm_ssize) >=
257 limit)
258 return (EFAULT);
259
260 bcopy(p, &p->p_addr->u_kproc.kp_proc, sizeof(struct proc));
261 fill_eproc(p, &p->p_addr->u_kproc.kp_eproc);
262 error = cpu_coredump(p, vp, cred);
263 if (error == 0)
264 error = vn_rdwr(UIO_WRITE, vp, vm->vm_daddr,
265 (int)ctob(vm->vm_dsize), (off_t)ctob(UPAGES), UIO_USERSPACE,
266 IO_NODELOCKED|IO_UNIT, cred, (int *) NULL, p);
267 if (error == 0)
268 error = vn_rdwr(UIO_WRITE, vp,
269 (caddr_t) trunc_page(USRSTACK - ctob(vm->vm_ssize)),
270 round_page(ctob(vm->vm_ssize)),
271 (off_t)ctob(UPAGES) + ctob(vm->vm_dsize), UIO_USERSPACE,
272 IO_NODELOCKED|IO_UNIT, cred, (int *) NULL, p);
273 return error;
274}
275
276/*
277 * Tell kern_execve.c about it, with a little help from the linker.
278 */
279static struct execsw aout_execsw = { exec_aout_imgact, "a.out" };
280EXEC_SET(aout, aout_execsw);