| 1 |
/*
|
| 2 |
* posix_emu.h
|
| 3 |
*
|
| 4 |
* Basilisk II (C) 1997-2008 Christian Bauer
|
| 5 |
*
|
| 6 |
* Windows platform specific code copyright (C) Lauri Pesonen
|
| 7 |
*
|
| 8 |
* This program is free software; you can redistribute it and/or modify
|
| 9 |
* it under the terms of the GNU General Public License as published by
|
| 10 |
* the Free Software Foundation; either version 2 of the License, or
|
| 11 |
* (at your option) any later version.
|
| 12 |
*
|
| 13 |
* This program is distributed in the hope that it will be useful,
|
| 14 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 15 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 16 |
* GNU General Public License for more details.
|
| 17 |
*
|
| 18 |
* You should have received a copy of the GNU General Public License
|
| 19 |
* along with this program; if not, write to the Free Software
|
| 20 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
| 21 |
*/
|
| 22 |
|
| 23 |
#include <fcntl.h>
|
| 24 |
#include <errno.h>
|
| 25 |
#include <io.h>
|
| 26 |
#include <direct.h>
|
| 27 |
#include <sys/stat.h>
|
| 28 |
|
| 29 |
#include "extfs.h"
|
| 30 |
|
| 31 |
void init_posix_emu(void);
|
| 32 |
void final_posix_emu(void);
|
| 33 |
|
| 34 |
typedef struct dirent {
|
| 35 |
char d_name[MAX_PATH_LENGTH];
|
| 36 |
} dirent;
|
| 37 |
|
| 38 |
typedef struct DIR {
|
| 39 |
HANDLE h;
|
| 40 |
WIN32_FIND_DATA FindFileData;
|
| 41 |
dirent de;
|
| 42 |
char *vname_list;
|
| 43 |
} DIR;
|
| 44 |
|
| 45 |
// emulated
|
| 46 |
DIR *opendir( const char *path );
|
| 47 |
void closedir( DIR *d );
|
| 48 |
struct dirent *readdir( DIR *d );
|
| 49 |
|
| 50 |
// access() mode: exists?
|
| 51 |
#ifndef F_OK
|
| 52 |
#define F_OK 0
|
| 53 |
#endif
|
| 54 |
// access() mode: can do r/w?
|
| 55 |
#ifndef W_OK
|
| 56 |
#define W_OK 6
|
| 57 |
#endif
|
| 58 |
|
| 59 |
// hook stat functions to create virtual desktop
|
| 60 |
// because of errno all used funcs must be hooked.
|
| 61 |
int my_stat( const char *, struct my_stat * );
|
| 62 |
int my_fstat( int, struct my_stat * );
|
| 63 |
int my_open( const char *, int, ... );
|
| 64 |
int my_rename( const char *, const char * );
|
| 65 |
int my_access( const char *, int );
|
| 66 |
int my_mkdir( const char *path, int mode );
|
| 67 |
int my_remove( const char * );
|
| 68 |
int my_creat( const char *path, int mode );
|
| 69 |
int my_creat( const char *path, int mode );
|
| 70 |
int my_close( int fd );
|
| 71 |
long my_lseek( int fd, long, int);
|
| 72 |
int my_read( int fd, void *, unsigned int);
|
| 73 |
int my_write( int fd, const void *, unsigned int);
|
| 74 |
int my_chsize( int fd, unsigned int size );
|
| 75 |
int my_locking( int fd, int mode, long nbytes );
|
| 76 |
|
| 77 |
extern int my_errno;
|
| 78 |
|
| 79 |
// must hook all other functions that manipulate file names
|
| 80 |
#ifndef NO_POSIX_API_HOOK
|
| 81 |
#define stat my_stat
|
| 82 |
#define fstat my_fstat
|
| 83 |
#define open my_open
|
| 84 |
#define rename my_rename
|
| 85 |
#define access my_access
|
| 86 |
#define mkdir my_mkdir
|
| 87 |
#define remove my_remove
|
| 88 |
#define creat my_creat
|
| 89 |
#define close my_close
|
| 90 |
#define lseek my_lseek
|
| 91 |
#define read my_read
|
| 92 |
#define write my_write
|
| 93 |
#define ftruncate my_chsize
|
| 94 |
#define locking my_locking
|
| 95 |
|
| 96 |
#undef errno
|
| 97 |
#define errno my_errno
|
| 98 |
#endif //!NO_POSIX_API_HOOK
|
| 99 |
|
| 100 |
#ifndef S_ISDIR
|
| 101 |
#define S_ISDIR(stat_mode) (((stat_mode) & _S_IFDIR) != 0)
|
| 102 |
#endif
|
| 103 |
|
| 104 |
// can't #define "stat" unless there's a replacement for "struct stat"
|
| 105 |
struct my_stat {
|
| 106 |
_dev_t st_dev;
|
| 107 |
_ino_t st_ino;
|
| 108 |
unsigned short st_mode;
|
| 109 |
short st_nlink;
|
| 110 |
short st_uid;
|
| 111 |
short st_gid;
|
| 112 |
_dev_t st_rdev;
|
| 113 |
_off_t st_size;
|
| 114 |
time_t st_atime;
|
| 115 |
time_t st_mtime;
|
| 116 |
time_t st_ctime;
|
| 117 |
};
|
| 118 |
|
| 119 |
// Your compiler may have different "struct stat" -> edit "struct my_stat"
|
| 120 |
#define validate_stat_struct ( sizeof(struct my_stat) == sizeof(struct stat) )
|
| 121 |
|
| 122 |
#define st_crtime st_ctime
|
