diff options
| author |   art <art@openbsd.org> | 2002-03-12 14:37:40 +0000 |
|---|---|---|
| committer | art <art@openbsd.org> | 2002-03-12 14:37:40 +0000 |
| commit | e19295fbf62610c6fc4d49eb9dcaeaff8245ccff (patch) | |
| tree | 053e428f14547a9bc67fad0d1b49a478d9dc53da /sys/kern/sys_process.c | |
| parent | Emulate ptrace(PT_STEP in software. (diff) | |
| download | wireguard-openbsd-e19295fbf62610c6fc4d49eb9dcaeaff8245ccff.tar.xz wireguard-openbsd-e19295fbf62610c6fc4d49eb9dcaeaff8245ccff.zip | |
Change the PT_IO interfaces like discussed on
the bsd-api-discuss list.
Diffstat (limited to 'sys/kern/sys_process.c')
| -rw-r--r-- | sys/kern/sys_process.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 7f695677ae8..562fe227661 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -1,4 +1,4 @@ -/* $OpenBSD: sys_process.c,v 1.20 2002/03/12 11:57:12 art Exp $ */ +/* $OpenBSD: sys_process.c,v 1.21 2002/03/12 14:37:40 art Exp $ */ /* $NetBSD: sys_process.c,v 1.55 1996/05/15 06:17:47 tls Exp $ */ /*- @@ -89,9 +89,9 @@ sys_ptrace(p, v, retval) struct proc *t; /* target process */ struct uio uio; struct iovec iov; + struct ptrace_io_desc piod; int error, write; int temp; - struct ptrace_io_desc piod; /* "A foolish consistency..." XXX */ if (SCARG(uap, req) == PT_TRACE_ME) @@ -242,19 +242,20 @@ sys_ptrace(p, v, retval) uio.uio_segflg = UIO_USERSPACE; uio.uio_procp = p; switch (piod.piod_op) { - case PIOD_OP_READ_DATA: - case PIOD_OP_READ_TEXT: + case PIOD_READ_D: + case PIOD_READ_I: uio.uio_rw = UIO_READ; break; - case PIOD_OP_WRITE_DATA: - case PIOD_OP_WRITE_TEXT: + case PIOD_WRITE_D: + case PIOD_WRITE_I: uio.uio_rw = UIO_WRITE; break; default: return (EINVAL); } error = procfs_domem(p, t, NULL, &uio); - *retval = piod.piod_len - uio.uio_resid; + piod.piod_len -= uio.uio_resid; + (void) copyout(&piod, SCARG(uap, addr), sizeof(piod)); return (error); #ifdef PT_STEP case PT_STEP: |