home *** CD-ROM | disk | FTP | other *** search
- /* This file is part of 'minixfs' Copyright 1991,1992,1993 S.N.Henson */
-
- #include "minixfs.h"
- #include "global.h"
- #include "proto.h"
-
- /* This is a 'corrected rwabs' , it behaves as though sector-size==1K
- * irrespective of what it really is. Currently it only supports 512 byte
- * and 1K sectors , also if the extended rwabs is needed use it .
- */
-
- void crwabs(rw,buf,num,recno,dev)
- int rw;
- void *buf;
- unsigned num;
- long recno;
- int dev;
- {
- long r;
-
- if(!super_ptr[dev]) {
- ALERT("Minixfs : attempted I/O with illegal Drive %c:",dev+'A');
- ALERT("Minixfs : please submit a bug report!");
- return;
- }
-
- if( (rw & 1) && (recno < 2) )
- {
- ALERT("Minixfs: illegal write");
- return;
- }
-
- r = block_rwabs(rw,buf,num,recno,&disk[dev]);
-
- if (r) ALERT("minixfs: Rwabs returned %ld sector %ld drive %c:"
- , r,recno,dev+'A');
-
- return;
- }
-