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366 lines
10 KiB
366 lines
10 KiB
#ifndef MTOOLS_MTOOLS_H
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#define MTOOLS_MTOOLS_H
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/* Copyright 1996-2005,2007-2011 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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#include "msdos.h"
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typedef struct dos_name_t dos_name_t;
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#if defined(OS_sco3)
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#define MAXPATHLEN 1024
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#include <signal.h>
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extern int lockf(int, int, off_t); /* SCO has no proper include file for lockf */
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#endif
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#define SCSI_FLAG 0x001u
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#define PRIV_FLAG 0x002u
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#define NOLOCK_FLAG 0x004u
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#define USE_XDF_FLAG 0x008u
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#define MFORMAT_ONLY_FLAG 0x010u
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#define VOLD_FLAG 0x020u
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#define FLOPPYD_FLAG 0x040u
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#define FILTER_FLAG 0x080u
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#define SWAP_FLAG 0x100u
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#define IS_SCSI(x) ((x) && ((x)->misc_flags & SCSI_FLAG))
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#define IS_PRIVILEGED(x) ((x) && ((x)->misc_flags & PRIV_FLAG))
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#define IS_NOLOCK(x) ((x) && ((x)->misc_flags & NOLOCK_FLAG))
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#define IS_MFORMAT_ONLY(x) ((x) && ((x)->misc_flags & MFORMAT_ONLY_FLAG))
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#define SHOULD_USE_VOLD(x) ((x)&& ((x)->misc_flags & VOLD_FLAG))
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#define SHOULD_USE_XDF(x) ((x)&& ((x)->misc_flags & USE_XDF_FLAG))
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#define DO_SWAP(x) ((x) && ((x)->misc_flags & SWAP_FLAG))
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typedef struct device {
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const char *name; /* full path to device */
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char drive; /* the drive letter */
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int fat_bits; /* FAT encoding scheme */
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int mode; /* any special open() flags */
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unsigned int tracks; /* tracks */
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uint16_t heads; /* heads */
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uint16_t sectors; /* sectors */
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unsigned int hidden; /* number of hidden sectors. Used for
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* mformatting partitioned devices */
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off_t offset; /* skip this many bytes */
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unsigned int partition;
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unsigned int misc_flags;
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/* Linux only stuff */
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uint8_t ssize;
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unsigned int use_2m;
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char *precmd; /* command to be executed before opening
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* the drive */
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/* internal variables */
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int file_nr; /* used during parsing */
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unsigned int blocksize; /* size of disk block in bytes */
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int codepage; /* codepage for shortname encoding */
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const char *cfg_filename; /* used for debugging purposes */
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} device_t;
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struct OldDos_t {
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unsigned int tracks;
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uint16_t sectors;
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uint16_t heads;
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unsigned int dir_len;
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unsigned int cluster_size;
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unsigned int fat_len;
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uint8_t media;
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};
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extern struct OldDos_t *getOldDosBySize(size_t size);
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extern struct OldDos_t *getOldDosByMedia(int media);
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extern struct OldDos_t *getOldDosByParams(unsigned int tracks,
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unsigned int heads,
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unsigned int sectors,
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unsigned int dir_len,
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unsigned int cluster_size);
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int setDeviceFromOldDos(int media, struct device *dev);
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#ifndef OS_linux
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#define BOOTSIZE 512
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#else
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#define BOOTSIZE 256
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#endif
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typedef struct doscp_t doscp_t;
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#include "stream.h"
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extern const char *short_illegals, *long_illegals;
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#define maximize(target, max) do { \
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if(target > max) { \
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target = max; \
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} \
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} while(0)
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#define smaximize(target, max) do { \
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if(max < 0) { \
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if(target > 0) \
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target = 0; \
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} else if(target > max) { \
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target = max; \
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} \
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} while(0)
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#define sizemaximize(target, max) do { \
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if(max < 0) { \
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if(target > 0) \
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target = 0; \
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} else if(target > (size_t) max) { \
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target = max; \
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} \
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} while(0)
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#define minimize(target, min) do { \
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if(target < min) \
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target = min; \
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} while(0)
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int init_geom(int fd, struct device *dev, struct device *orig_dev,
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struct MT_STAT *statbuf);
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int readwrite_sectors(int fd, /* file descriptor */
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int *drive,
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int rate,
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int seektrack,
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int track, int head, int sector, int size, /* address */
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char *data,
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int bytes,
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int direction,
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int retries);
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int lock_dev(int fd, int mode, struct device *dev);
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char *unix_normalize (doscp_t *cp, char *ans, struct dos_name_t *dn,
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size_t ans_size);
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void dos_name(doscp_t *cp, const char *filename, int verbose, int *mangled,
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struct dos_name_t *);
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struct directory *mk_entry(const dos_name_t *filename, unsigned char attr,
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unsigned int fat, size_t size, time_t date,
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struct directory *ndir);
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struct directory *mk_entry_from_base(const char *base, unsigned char attr,
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unsigned int fat, size_t size, time_t date,
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struct directory *ndir);
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int copyfile(Stream_t *Source, Stream_t *Target);
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int getfreeMinClusters(Stream_t *Stream, size_t ref);
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FILE *opentty(int mode);
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int is_dir(Stream_t *Dir, char *path);
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void bufferize(Stream_t **Dir);
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int dir_grow(Stream_t *Dir, int size);
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int match(const wchar_t *, const wchar_t *, wchar_t *, int, int);
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wchar_t *unix_name(doscp_t *fromDos,
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const char *base, const char *ext, char Case,
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wchar_t *answer);
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void *safe_malloc(size_t size);
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Stream_t *open_filter(Stream_t *Next,int convertCharset);
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extern int got_signal;
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/* int do_gotsignal(char *, int);
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#define got_signal do_gotsignal(__FILE__, __LINE__) */
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void setup_signal(void);
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#ifdef HAVE_SIGACTION
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typedef struct { struct sigaction sa[4]; } saved_sig_state;
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#else
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typedef int saved_sig_state;
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#endif
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void allow_interrupts(saved_sig_state *ss);
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void restore_interrupts(saved_sig_state *ss);
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#define SET_INT(target, source) \
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if(source)target=source
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UNUSED(static __inline__ int compare (long ref, long testee))
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{
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return (ref && ref != testee);
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}
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UNUSED(static __inline__ char ch_toupper(char ch))
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{
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return (char) toupper( (unsigned char) ch);
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}
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UNUSED(static __inline__ char ch_tolower(char ch))
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{
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return (char) tolower( (unsigned char) ch);
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}
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UNUSED(static __inline__ wchar_t ch_towupper(wchar_t ch))
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{
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return (wchar_t) towupper( (wint_t) ch);
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}
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UNUSED(static __inline__ wchar_t ch_towlower(wchar_t ch))
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{
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return (wchar_t) towlower( (wint_t) ch);
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}
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UNUSED(static __inline__ void init_random(void))
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{
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srandom((unsigned int)time (0));
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}
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Stream_t *GetFs(Stream_t *Fs);
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void label_name_uc(doscp_t *cp, const char *filename, int verbose,
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int *mangled, dos_name_t *ans);
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void label_name_pc(doscp_t *cp, const char *filename, int verbose,
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int *mangled, dos_name_t *ans);
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/* environmental variables */
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extern unsigned int mtools_skip_check;
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extern unsigned int mtools_fat_compatibility;
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extern unsigned int mtools_ignore_short_case;
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extern unsigned int mtools_no_vfat;
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extern unsigned int mtools_numeric_tail;
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extern unsigned int mtools_dotted_dir;
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extern unsigned int mtools_lock_timeout;
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extern unsigned int mtools_twenty_four_hour_clock;
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extern const char *mtools_date_string;
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extern uint8_t mtools_rate_0, mtools_rate_any;
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extern unsigned int mtools_default_codepage;
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extern int mtools_raw_tty;
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extern int batchmode;
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char get_default_drive(void);
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void set_cmd_line_image(char *img);
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void check_number_parse_errno(char c, const char *optarg, char *endptr);
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void read_config(void);
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off_t str_to_offset(char *str);
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unsigned int strtoui(const char *nptr, char **endptr, int base);
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unsigned int atoui(const char *nptr);
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#ifndef HAVE_STRTOI
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int strtoi(const char *nptr, char **endptr, int base);
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#endif
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unsigned long atoul(const char *nptr);
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uint8_t strtou8(const char *nptr, char **endptr, int base);
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uint8_t atou8(const char *str);
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uint16_t strtou16(const char *nptr, char **endptr, int base);
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uint16_t atou16(const char *str);
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uint32_t strtou32(const char *nptr, char **endptr, int base);
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uint32_t atou32(const char *str);
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extern struct device *devices;
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extern struct device const_devices[];
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extern const unsigned int nr_const_devices;
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#define New(type) ((type*)(calloc(1,sizeof(type))))
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#define Grow(adr,n,type) ((type*)(realloc((char *)adr,n*sizeof(type))))
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#define Free(adr) (free((char *)adr));
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#define NewArray(size,type) ((type*)(calloc((size),sizeof(type))))
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void mattrib(int argc, char **argv, int type);
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void mbadblocks(int argc, char **argv, int type);
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void mcat(int argc, char **argv, int type);
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void mcd(int argc, char **argv, int type);
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void mclasserase(int argc, char **argv, int type);
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void mcopy(int argc, char **argv, int type);
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void mdel(int argc, char **argv, int type);
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void mdir(int argc, char **argv, int type);
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void mdoctorfat(int argc, char **argv, int type);
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void mdu(int argc, char **argv, int type);
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void mformat(int argc, char **argv, int type);
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void minfo(int argc, char **argv, int type);
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void mlabel(int argc, char **argv, int type);
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void mmd(int argc, char **argv, int type);
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void mmount(int argc, char **argv, int type);
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void mmove(int argc, char **argv, int type);
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void mpartition(int argc, char **argv, int type);
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void mshortname(int argc, char **argv, int mtype);
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void mshowfat(int argc, char **argv, int mtype);
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void mtoolstest(int argc, char **argv, int type);
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void mzip(int argc, char **argv, int type);
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extern int noPrivileges;
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void init_privs(void);
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void reclaim_privs(void);
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void drop_privs(void);
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void destroy_privs(void);
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uid_t get_real_uid(void);
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void closeExec(int fd);
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extern const char *progname;
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void precmd(struct device *dev);
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void print_sector(const char *message, unsigned char *data, int size);
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time_t getTimeNow(time_t *now);
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#ifdef USING_NEW_VOLD
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char *getVoldName(struct device *dev, char *name);
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#endif
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Stream_t *OpenDir(const char *filename);
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/* int unix_dir_loop(Stream_t *Stream, MainParam_t *mp);
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int unix_loop(MainParam_t *mp, char *arg); */
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struct dirCache_t **getDirCacheP(Stream_t *Stream);
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int isRootDir(Stream_t *Stream);
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unsigned int getStart(Stream_t *Dir, struct directory *dir);
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unsigned int countBlocks(Stream_t *Dir, unsigned int block);
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char getDrive(Stream_t *Stream);
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void printOom(void);
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int ask_confirmation(const char *, ...) __attribute__ ((format (printf, 1, 2)));
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int helpFlag(int, char **);
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char *get_homedir(void);
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#define EXPAND_BUF 2048
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const char *expand(const char *, char *);
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FILE *open_mcwd(const char *mode);
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void unlink_mcwd(void);
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#ifndef OS_mingw32msvc
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ssize_t safePopenOut(const char **command, char *output, size_t len);
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#endif
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#define ROUND_DOWN(value, grain) ((value) - (value) % (grain))
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#define ROUND_UP(value, grain) ROUND_DOWN((value) + (grain)-1, (grain))
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#ifndef O_BINARY
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#define O_BINARY 0
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#endif
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#endif
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