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gbeauche |
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/*
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* posix_emu.h
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*
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* Basilisk II (C) 1997-1999 Christian Bauer
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*
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* Windows platform specific code copyright (C) Lauri Pesonen
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*
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* This program 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 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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 this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <fcntl.h>
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#include <errno.h>
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#include <io.h>
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#include <direct.h>
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#include <sys/stat.h>
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#include "extfs.h"
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void init_posix_emu(void);
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void final_posix_emu(void);
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typedef struct dirent {
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char d_name[MAX_PATH_LENGTH];
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} dirent;
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typedef struct DIR {
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HANDLE h;
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WIN32_FIND_DATA FindFileData;
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dirent de;
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char *vname_list;
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} DIR;
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// emulated
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DIR *opendir( const char *path );
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void closedir( DIR *d );
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struct dirent *readdir( DIR *d );
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// access() mode: exists?
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#ifndef F_OK
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#define F_OK 0
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#endif
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// access() mode: can do r/w?
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#ifndef W_OK
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#define W_OK 6
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#endif
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// hook stat functions to create virtual desktop
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// because of errno all used funcs must be hooked.
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int my_stat( const char *, struct my_stat * );
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int my_fstat( int, struct my_stat * );
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int my_open( const char *, int, ... );
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int my_rename( const char *, const char * );
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int my_access( const char *, int );
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int my_mkdir( const char *path, int mode );
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int my_remove( const char * );
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int my_creat( const char *path, int mode );
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int my_creat( const char *path, int mode );
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int my_close( int fd );
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long my_lseek( int fd, long, int);
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int my_read( int fd, void *, unsigned int);
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int my_write( int fd, const void *, unsigned int);
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int my_chsize( int fd, unsigned int size );
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int my_locking( int fd, int mode, long nbytes );
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extern int my_errno;
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// must hook all other functions that manipulate file names
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#ifndef NO_POSIX_API_HOOK
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#define stat my_stat
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#define fstat my_fstat
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#define open my_open
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#define rename my_rename
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#define access my_access
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#define mkdir my_mkdir
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#define remove my_remove
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#define creat my_creat
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#define close my_close
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#define lseek my_lseek
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#define read my_read
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#define write my_write
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#define ftruncate my_chsize
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#define locking my_locking
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#undef errno
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#define errno my_errno
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#endif //!NO_POSIX_API_HOOK
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#ifndef S_ISDIR
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#define S_ISDIR(stat_mode) (((stat_mode) & _S_IFDIR) != 0)
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#endif
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// can't #define "stat" unless there's a replacement for "struct stat"
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struct my_stat {
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_dev_t st_dev;
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_ino_t st_ino;
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unsigned short st_mode;
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short st_nlink;
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short st_uid;
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short st_gid;
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_dev_t st_rdev;
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_off_t st_size;
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time_t st_atime;
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time_t st_mtime;
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time_t st_ctime;
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};
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// Your compiler may have different "struct stat" -> edit "struct my_stat"
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#define validate_stat_struct ( sizeof(struct my_stat) == sizeof(struct stat) )
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#define st_crtime st_ctime
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