58 lines
2.0 KiB
C
58 lines
2.0 KiB
C
/* Copyright 1997,1998,2001-2003,2006,2009 Alain Knaff.
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* This file is part of mtools.
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*
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* Mtools is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Mtools is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mtools. If not, see <http://www.gnu.org/licenses/>.
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*/
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typedef struct hsc {
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unsigned char byte0;
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unsigned char head; /* starting head */
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unsigned char sector; /* starting sector */
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unsigned char cyl; /* starting cylinder */
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} hsc;
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#define head(x) ((uint8_t)((x).head))
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#define sector(x) ((uint8_t)((x).sector & 0x3f))
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#define cyl(x) ((uint16_t)((x).cyl | (((x).sector & 0xc0)<<2)))
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#define BEGIN(p) _DWORD((p)->start_sect)
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#define END(p) (_DWORD((p)->start_sect)+(_DWORD((p)->nr_sects)))
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#define PART_SIZE(p) (_DWORD((p)->nr_sects))
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struct partition {
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hsc start;
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hsc end;
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unsigned char start_sect[4]; /* starting sector counting from 0 */
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unsigned char nr_sects[4]; /* nr of sectors in partition */
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};
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#define boot_ind start.byte0
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#define sys_ind end.byte0
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int consistencyCheck(struct partition *partTable, int doprint, int verbose,
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int *has_activated, uint32_t tot_sectors,
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struct device *used_dev, unsigned int target_partition);
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void setBeginEnd(struct partition *partTable,
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uint32_t begin, uint32_t end,
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uint16_t iheads, uint16_t isectors,
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int activate, uint8_t type, unsigned int fat_bits);
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Stream_t *OpenPartition(Stream_t *Next, struct device *dev,
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char *errmsg, mt_off_t *maxSize);
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unsigned int findOverlap(struct partition *partTable, unsigned int until,
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uint32_t start, uint32_t end);
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