/*************************************************************************** * * * LIBDSK: General floppy and diskimage access library * * Copyright (C) 2001-3 John Elliott <jce@seasip.demon.co.uk> * * * * This library is free software; you can redistribute it and/or * * modify it under the terms of the GNU Library General Public * * License as published by the Free Software Foundation; either * * version 2 of the License, or (at your option) any later version. * * * * This library is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * * Library General Public License for more details. * * * * You should have received a copy of the GNU Library General Public * * License along with this library; if not, write to the Free * * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, * * MA 02111-1307, USA * * * ***************************************************************************/ /* Declarations for the APRIDISK driver. We handle this like the CFI * driver, by decompressing into memory. * * I'm doing compression in the driver rather than as a separate compression * module because the compression system is tied to the file format, the * same as for CFI. */ typedef struct { unsigned long adisks_magic; unsigned short adisks_cylinder; unsigned char adisks_head; unsigned char adisks_sector; unsigned char *adisks_data; unsigned long adisks_datalen; } ADISK_SECTOR; typedef struct { DSK_DRIVER adisk_super; char adisk_header[128]; char *adisk_filename; char *adisk_creator; int adisk_readonly; ADISK_SECTOR *adisk_sectors; dsk_lsect_t adisk_nsectors; dsk_lsect_t adisk_maxsectors; int adisk_dirty; dsk_psect_t adisk_sec; } ADISK_DSK_DRIVER; dsk_err_t adisk_open(DSK_DRIVER *self, const char *filename); dsk_err_t adisk_creat(DSK_DRIVER *self, const char *filename); dsk_err_t adisk_close(DSK_DRIVER *self); dsk_err_t adisk_read(DSK_DRIVER *self, const DSK_GEOMETRY *geom, void *buf, dsk_pcyl_t cylinder, dsk_phead_t head, dsk_psect_t sector); dsk_err_t adisk_write(DSK_DRIVER *self, const DSK_GEOMETRY *geom, const void *buf, dsk_pcyl_t cylinder, dsk_phead_t head, dsk_psect_t sector); dsk_err_t adisk_format(DSK_DRIVER *self, DSK_GEOMETRY *geom, dsk_pcyl_t cylinder, dsk_phead_t head, const DSK_FORMAT *format, unsigned char filler); dsk_err_t adisk_xseek(DSK_DRIVER *self, const DSK_GEOMETRY *geom, dsk_pcyl_t cylinder, dsk_phead_t head); dsk_err_t adisk_status(DSK_DRIVER *self, const DSK_GEOMETRY *geom, dsk_phead_t head, unsigned char *result); dsk_err_t adisk_secid(DSK_DRIVER *self, const DSK_GEOMETRY *geom, dsk_pcyl_t cyl, dsk_phead_t head, DSK_FORMAT *result);