src/Windows/posix_emu.h

/*
 *  posix_emu.h
 *
 *  Basilisk II (C) 1997-2008 Christian Bauer
 *
 *  Windows platform specific code copyright (C) Lauri Pesonen
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <fcntl.h>
#include <errno.h>
#include <io.h>
#include <direct.h>
#include <sys/stat.h>

#include "extfs.h"

void init_posix_emu(void);
void final_posix_emu(void);

typedef struct dirent {
        char d_name[MAX_PATH_LENGTH];
} dirent;

typedef struct DIR {
        HANDLE h;
        WIN32_FIND_DATA FindFileData;
        dirent de;
        char *vname_list;
} DIR;

// emulated
DIR *opendir( const char *path );
void closedir( DIR *d );
struct dirent *readdir( DIR *d );

// access() mode: exists?
#ifndef F_OK
#define F_OK 0
#endif
// access() mode: can do r/w?
#ifndef W_OK
#define W_OK 6
#endif

// hook stat functions to create virtual desktop
// because of errno all used funcs must be hooked.
int my_stat( const char *, struct my_stat * );
int my_fstat( int, struct my_stat * );
int my_open( const char *, int, ... );
int my_rename( const char *, const char * );
int my_access( const char *, int );
int my_mkdir( const char *path, int mode );
int my_remove( const char * );
int my_creat( const char *path, int mode );
int my_creat( const char *path, int mode );
int my_close( int fd );
long my_lseek( int fd, long, int);
int my_read( int fd, void *, unsigned int);
int my_write( int fd, const void *, unsigned int);
int my_chsize( int fd, unsigned int size );
int my_locking( int fd, int mode, long nbytes );

extern int my_errno;

// must hook all other functions that manipulate file names
#ifndef NO_POSIX_API_HOOK
#define stat my_stat
#define fstat my_fstat
#define open my_open
#define rename my_rename
#define access my_access
#define mkdir my_mkdir
#define remove my_remove
#define creat my_creat
#define close my_close
#define lseek my_lseek
#define read my_read
#define write my_write
#define ftruncate my_chsize
#define locking my_locking

#undef errno
#define errno my_errno
#endif //!NO_POSIX_API_HOOK

#ifndef S_ISDIR
#define S_ISDIR(stat_mode) (((stat_mode) & _S_IFDIR) != 0)
#endif

// can't #define "stat" unless there's a replacement for "struct stat"
struct my_stat {
  _dev_t st_dev;
  _ino_t st_ino;
  unsigned short st_mode;
  short st_nlink;
  short st_uid;
  short st_gid;
  _dev_t st_rdev;
  _off_t st_size;
  time_t st_atime;
  time_t st_mtime;
  time_t st_ctime;
};

// Your compiler may have different "struct stat" -> edit "struct my_stat"
#define validate_stat_struct ( sizeof(struct my_stat) == sizeof(struct stat) )

#define st_crtime st_ctime
Revision:	1.2
Committed:	2008-01-01T09:40:33Z (16 years, 10 months ago) by gbeauche
Content type:	text/plain
Branch:	MAIN
CVS Tags:	HEAD
Changes since 1.1:	+1 -1 lines
Log Message:	Happy New Year!
#	User	Rev	Content
1	gbeauche	1.1	/*
2			* posix_emu.h
3			*
4	gbeauche	1.2	* Basilisk II (C) 1997-2008 Christian Bauer
5	gbeauche	1.1	*
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