diff options
Diffstat (limited to 'i386/dos/dos_seek.c')
| -rw-r--r-- | i386/dos/dos_seek.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/i386/dos/dos_seek.c b/i386/dos/dos_seek.c deleted file mode 100644 index ba61d87..0000000 --- a/i386/dos/dos_seek.c +++ /dev/null @@ -1,45 +0,0 @@ -/* - * Copyright (c) 1995-1994 The University of Utah and - * the Computer Systems Laboratory at the University of Utah (CSL). - * All rights reserved. - * - * Permission to use, copy, modify and distribute this software is hereby - * granted provided that (1) source code retains these copyright, permission, - * and disclaimer notices, and (2) redistributions including binaries - * reproduce the notices in supporting documentation, and (3) all advertising - * materials mentioning features or use of this software display the following - * acknowledgement: ``This product includes software developed by the - * Computer Systems Laboratory at the University of Utah.'' - * - * THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS - * IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF - * ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * CSL requests users of this software to return to csl-dist@cs.utah.edu any - * improvements that they make and grant CSL redistribution rights. - * - * Author: Bryan Ford, University of Utah CSL - */ - -#include <unistd.h> -#include <errno.h> - -#include "dos_io.h" - -int dos_seek(dos_fd_t fd, vm_offset_t offset, int whence, vm_offset_t *out_newpos) -{ - struct real_call_data real_call_data; - int err; - - dos_init_rcd(&real_call_data); - real_call_data.eax = 0x4200 | whence; - real_call_data.ebx = fd; - real_call_data.ecx = (unsigned)offset >> 16; - real_call_data.edx = (unsigned)offset & 0xffff; - real_int(0x21, &real_call_data); - if (err = dos_check_err(&real_call_data)) - return err; - *out_newpos = (real_call_data.edx << 16) | (real_call_data.eax & 0xffff); - return 0; -} - |