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Diffstat (limited to 'i386/dos/dos_io.h')
-rw-r--r-- | i386/dos/dos_io.h | 85 |
1 files changed, 0 insertions, 85 deletions
diff --git a/i386/dos/dos_io.h b/i386/dos/dos_io.h deleted file mode 100644 index 990d08c..0000000 --- a/i386/dos/dos_io.h +++ /dev/null @@ -1,85 +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 - */ -#ifndef _i386_kernel_dos_dos_io_h_ -#define _i386_kernel_dos_dos_io_h_ - -#include <mach/machine/vm_types.h> - -#include "real.h" -#include "debug.h" - -struct stat; -struct timeval; -struct timezone; -struct termios; - -typedef int dos_fd_t; - -/* Maximum number of bytes we can read or write with one DOS call - to or from memory not in the low 1MB accessible to DOS. - Must be less than 64KB. - Try to keep this size on a sector (512-byte) boundary for performance. */ -#ifndef DOS_BUF_SIZE -#define DOS_BUF_SIZE 0x1000 -#endif - -/* If DOS_BUF_DYNAMIC is set, then dos_buf is a pointer - which must be provided and initialized by calling code. - Otherwise, the dos_buf is a statically-allocated bss array. */ -#ifdef DOS_BUF_DYNAMIC -extern char *dos_buf; -#else -extern char dos_buf[DOS_BUF_SIZE]; -#endif - -int dos_check_err(struct real_call_data *rcd); - -int dos_open(const char *s, int flags, int create_mode, dos_fd_t *out_fh); -int dos_close(dos_fd_t fd); -int dos_read(dos_fd_t fd, void *buf, vm_size_t size, vm_size_t *out_actual); -int dos_write(dos_fd_t fd, const void *buf, vm_size_t size, vm_size_t *out_actual); -int dos_seek(dos_fd_t fd, vm_offset_t offset, int whence, vm_offset_t *out_newpos); -int dos_fstat(dos_fd_t fd, struct stat *st); -int dos_tcgetattr(dos_fd_t fd, struct termios *t); -int dos_rename(const char *oldpath, const char *newpath); -int dos_unlink(const char *filename); - -int dos_gettimeofday(struct timeval *tv, struct timezone *tz); - -#define dos_init_rcd(rcd) real_call_data_init(rcd) - -#define real_set_ds_dx(ptr) \ - ({ unsigned ofs = (unsigned)(ptr); \ - assert(ofs < 0x10000); \ - real_call_data.ds = real_cs; \ - real_call_data.edx = ofs; \ - }) -#define real_set_es_di(ptr) \ - ({ unsigned ofs = (unsigned)(ptr); \ - assert(ofs < 0x10000); \ - real_call_data.es = real_cs; \ - real_call_data.edi = ofs; \ - }) - - -#endif _i386_kernel_dos_dos_io_h_ |