diff options
Diffstat (limited to 'share/man/man9/copy.9')
| -rw-r--r-- | share/man/man9/copy.9 | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/share/man/man9/copy.9 b/share/man/man9/copy.9 index 53aa1e0585d..d73e868b889 100644 --- a/share/man/man9/copy.9 +++ b/share/man/man9/copy.9 @@ -1,4 +1,4 @@ -.\" $OpenBSD: copy.9,v 1.7 2000/12/22 00:13:34 avsm Exp $ +.\" $OpenBSD: copy.9,v 1.8 2001/03/01 16:11:24 aaron Exp $ .\" $NetBSD: copy.9,v 1.2 1996/01/09 03:23:04 thorpej Exp $ .\" .\" Copyright (c) 1996 Jason R. Thorpe. @@ -79,45 +79,49 @@ bytes of data from the kernel-space address to the user-space address .Fa uaddr . .It Fn copystr -Copies a NULL-terminated string, at most +Copies a null-terminated string, at most .Fa len bytes long, from kernel-space address .Fa kfaddr to kernel-space address .Fa kdaddr . -The number of bytes actually copied, including the terminating -NULL, is returned in +The number of bytes actually copied, including the terminating null, +is returned in .Fa *done . .It Fn copyinstr -Copies a NULL-terminated string, at most +Copies a null-terminated string, at most .Fa len bytes long, from user-space address .Fa uaddr to kernel-space address .Fa kaddr . -The number of bytes actually copied, including the terminating -NULL, is returned in +The number of bytes actually copied, including the terminating null, +is returned in .Fa *done . .It Fn copyoutstr -Copies a NULL-terminated string, at most +Copies a null-terminated string, at most bytes long, from kernel-space address .Fa kaddr to user-space address .Fa uaddr . -The number of bytes actually copied, including the terminating -NULL, is returned in +The number of bytes actually copied, including the terminating null, +is returned in .Fa *done . .El .Sh RETURN VALUES The .Nm -functions return 0 on success or EFAULT if a bad address is encountered. +functions return 0 on success or +.Er EFAULT +if a bad address is encountered. In addition, the .Fn copystr , .Fn copyinstr , and .Fn copyoutstr -functions return ENAMETOOLONG if the string is longer than +functions return +.Er ENAMETOOLONG +if the string is longer than .Fa len bytes. .Sh SEE ALSO |