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authorpeter <peter@FreeBSD.org>2002-09-07 01:23:51 +0000
committerpeter <peter@FreeBSD.org>2002-09-07 01:23:51 +0000
commit9688aed8888daa8dd405ee00c01a4c24979305b6 (patch)
tree895260eac994f8fab19d44db152e4b589b57b7fd /sys/kern/imgact_aout.c
parent07cbf97f9f02fc4265401684cf16888b4882d3fe (diff)
downloadFreeBSD-src-9688aed8888daa8dd405ee00c01a4c24979305b6.zip
FreeBSD-src-9688aed8888daa8dd405ee00c01a4c24979305b6.tar.gz
Collect the a.out coredump code into the calling functions.
XXX why does pecoff dump in a.out format?
Diffstat (limited to 'sys/kern/imgact_aout.c')
-rw-r--r--sys/kern/imgact_aout.c17
1 files changed, 16 insertions, 1 deletions
diff --git a/sys/kern/imgact_aout.c b/sys/kern/imgact_aout.c
index b3beb9f9..eee4539 100644
--- a/sys/kern/imgact_aout.c
+++ b/sys/kern/imgact_aout.c
@@ -49,6 +49,7 @@
#include <sys/user.h>
#include <machine/md_var.h>
+#include <machine/frame.h>
#include <vm/vm.h>
#include <vm/vm_param.h>
@@ -273,15 +274,29 @@ aout_coredump(td, vp, limit)
struct proc *p = td->td_proc;
register struct ucred *cred = td->td_ucred;
register struct vmspace *vm = p->p_vmspace;
+ caddr_t tempuser;
int error;
if (ctob((UAREA_PAGES + KSTACK_PAGES)
+ vm->vm_dsize + vm->vm_ssize) >= limit)
return (EFAULT);
+ tempuser = malloc(ctob(UAREA_PAGES + KSTACK_PAGES), M_TEMP,
+ M_WAITOK | M_ZERO);
+ if (tempuser == NULL)
+ return (ENOMEM);
+ bcopy(p->p_uarea, tempuser, sizeof(struct user));
+ bcopy(td->td_frame,
+ tempuser + ctob(UAREA_PAGES) +
+ ((caddr_t) td->td_frame - (caddr_t) td->td_kstack),
+ sizeof(struct trapframe));
PROC_LOCK(p);
fill_kinfo_proc(p, &p->p_uarea->u_kproc);
PROC_UNLOCK(p);
- error = cpu_coredump(td, vp, cred);
+ error = vn_rdwr(UIO_WRITE, vp, (caddr_t) tempuser,
+ ctob(UAREA_PAGES + KSTACK_PAGES),
+ (off_t)0, UIO_SYSSPACE, IO_UNIT, cred, NOCRED,
+ (int *)NULL, td);
+ free(tempuser, M_TEMP);
if (error == 0)
error = vn_rdwr(UIO_WRITE, vp, vm->vm_daddr,
(int)ctob(vm->vm_dsize),
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