2 * Definitions for the Wine library
4 * Copyright 2000 Alexandre Julliard
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #ifndef __WINE_WINE_LIBRARY_H
22 #define __WINE_WINE_LIBRARY_H
25 #include <sys/types.h>
32 extern const char *wine_get_config_dir(void);
33 extern const char *wine_get_server_dir(void);
34 extern const char *wine_get_user_name(void);
35 extern void wine_init_argv0_path( const char *argv0
);
36 extern void wine_exec_wine_binary( const char *name
, char **argv
, char **envp
);
40 typedef void (*load_dll_callback_t
)( void *, const char * );
42 extern void *wine_dlopen( const char *filename
, int flag
, char *error
, int errorsize
);
43 extern void *wine_dlsym( void *handle
, const char *symbol
, char *error
, int errorsize
);
44 extern int wine_dlclose( void *handle
, char *error
, int errorsize
);
45 extern void wine_dll_set_callback( load_dll_callback_t load
);
46 extern void *wine_dll_load( const char *filename
, char *error
, int errorsize
, int *file_exists
);
47 extern void *wine_dll_load_main_exe( const char *name
, char *error
, int errorsize
,
48 int test_only
, int *file_exists
);
49 extern void wine_dll_unload( void *handle
);
50 extern int wine_dll_get_owner( const char *name
, char *buffer
, int size
, int *file_exists
);
52 extern int __wine_main_argc
;
53 extern char **__wine_main_argv
;
54 extern WCHAR
**__wine_main_wargv
;
55 extern char **__wine_main_environ
;
56 extern void wine_init( int argc
, char *argv
[], char *error
, int error_size
);
60 extern const char * (*__wine_dbgstr_an
)( const char * s
, int n
);
61 extern const char * (*__wine_dbgstr_wn
)( const WCHAR
*s
, int n
);
62 extern const char * (*__wine_dbg_vsprintf
)( const char *format
, va_list args
);
63 extern int (*__wine_dbg_vprintf
)( const char *format
, va_list args
);
64 extern int (*__wine_dbg_vlog
)( unsigned int cls
, const char *channel
,
65 const char *function
, const char *format
, va_list args
);
67 extern void wine_dbg_add_option( const char *name
, unsigned char set
, unsigned char clear
);
68 extern int wine_dbg_parse_options( const char *str
);
72 extern void DECLSPEC_NORETURN
wine_switch_to_stack( void (*func
)(void *), void *arg
, void *stack
);
73 extern void *wine_anon_mmap( void *start
, size_t size
, int prot
, int flags
);
74 extern void wine_set_pe_load_area( void *base
, size_t size
);
75 extern void wine_free_pe_load_area(void);
79 extern void wine_ldt_init_locking( void (*lock_func
)(void), void (*unlock_func
)(void) );
80 extern void wine_ldt_get_entry( unsigned short sel
, LDT_ENTRY
*entry
);
81 extern int wine_ldt_set_entry( unsigned short sel
, const LDT_ENTRY
*entry
);
82 extern int wine_ldt_is_system( unsigned short sel
);
83 extern void *wine_ldt_get_ptr( unsigned short sel
, unsigned int offset
);
84 extern unsigned short wine_ldt_alloc_entries( int count
);
85 extern unsigned short wine_ldt_realloc_entries( unsigned short sel
, int oldcount
, int newcount
);
86 extern void wine_ldt_free_entries( unsigned short sel
, int count
);
88 extern unsigned short wine_ldt_alloc_fs(void);
89 extern void wine_ldt_init_fs( unsigned short sel
, const LDT_ENTRY
*entry
);
90 extern void wine_ldt_free_fs( unsigned short sel
);
92 static inline unsigned short wine_ldt_alloc_fs(void) { return 0x0b; /* pseudo GDT selector */ }
93 static inline void wine_ldt_init_fs( unsigned short sel
, const LDT_ENTRY
*entry
) { }
94 static inline void wine_ldt_free_fs( unsigned short sel
) { }
98 /* the local copy of the LDT */
100 # ifdef WINE_EXPORT_LDT_COPY
101 # define WINE_LDT_EXTERN __declspec(dllexport)
103 # define WINE_LDT_EXTERN __declspec(dllimport)
106 # define WINE_LDT_EXTERN extern
109 WINE_LDT_EXTERN
struct __wine_ldt_copy
111 void *base
[8192]; /* base address or 0 if entry is free */
112 unsigned long limit
[8192]; /* limit in bytes or 0 if entry is free */
113 unsigned char flags
[8192]; /* flags (defined below) */
116 #define WINE_LDT_FLAGS_DATA 0x13 /* Data segment */
117 #define WINE_LDT_FLAGS_STACK 0x17 /* Stack segment */
118 #define WINE_LDT_FLAGS_CODE 0x1b /* Code segment */
119 #define WINE_LDT_FLAGS_TYPE_MASK 0x1f /* Mask for segment type */
120 #define WINE_LDT_FLAGS_32BIT 0x40 /* Segment is 32-bit (code or stack) */
121 #define WINE_LDT_FLAGS_ALLOCATED 0x80 /* Segment is allocated (no longer free) */
123 /* helper functions to manipulate the LDT_ENTRY structure */
124 inline static void wine_ldt_set_base( LDT_ENTRY
*ent
, const void *base
)
126 ent
->BaseLow
= (WORD
)(unsigned long)base
;
127 ent
->HighWord
.Bits
.BaseMid
= (BYTE
)((unsigned long)base
>> 16);
128 ent
->HighWord
.Bits
.BaseHi
= (BYTE
)((unsigned long)base
>> 24);
130 inline static void wine_ldt_set_limit( LDT_ENTRY
*ent
, unsigned int limit
)
132 if ((ent
->HighWord
.Bits
.Granularity
= (limit
>= 0x100000))) limit
>>= 12;
133 ent
->LimitLow
= (WORD
)limit
;
134 ent
->HighWord
.Bits
.LimitHi
= (limit
>> 16);
136 inline static void *wine_ldt_get_base( const LDT_ENTRY
*ent
)
138 return (void *)(ent
->BaseLow
|
139 (unsigned long)ent
->HighWord
.Bits
.BaseMid
<< 16 |
140 (unsigned long)ent
->HighWord
.Bits
.BaseHi
<< 24);
142 inline static unsigned int wine_ldt_get_limit( const LDT_ENTRY
*ent
)
144 unsigned int limit
= ent
->LimitLow
| (ent
->HighWord
.Bits
.LimitHi
<< 16);
145 if (ent
->HighWord
.Bits
.Granularity
) limit
= (limit
<< 12) | 0xfff;
148 inline static void wine_ldt_set_flags( LDT_ENTRY
*ent
, unsigned char flags
)
150 ent
->HighWord
.Bits
.Dpl
= 3;
151 ent
->HighWord
.Bits
.Pres
= 1;
152 ent
->HighWord
.Bits
.Type
= flags
;
153 ent
->HighWord
.Bits
.Sys
= 0;
154 ent
->HighWord
.Bits
.Reserved_0
= 0;
155 ent
->HighWord
.Bits
.Default_Big
= (flags
& WINE_LDT_FLAGS_32BIT
) != 0;
157 inline static unsigned char wine_ldt_get_flags( const LDT_ENTRY
*ent
)
159 unsigned char ret
= ent
->HighWord
.Bits
.Type
;
160 if (ent
->HighWord
.Bits
.Default_Big
) ret
|= WINE_LDT_FLAGS_32BIT
;
163 inline static int wine_ldt_is_empty( const LDT_ENTRY
*ent
)
165 const DWORD
*dw
= (const DWORD
*)ent
;
166 return (dw
[0] | dw
[1]) == 0;
169 /* segment register access */
173 # define __DEFINE_GET_SEG(seg) \
174 extern inline unsigned short wine_get_##seg(void) \
175 { unsigned short res; __asm__("movw %%" #seg ",%w0" : "=r"(res)); return res; }
176 # define __DEFINE_SET_SEG(seg) \
177 extern inline void wine_set_##seg(int val) { __asm__("movw %w0,%%" #seg : : "r" (val)); }
178 # elif defined(_MSC_VER)
179 # define __DEFINE_GET_SEG(seg) \
180 extern inline unsigned short wine_get_##seg(void) \
181 { unsigned short res; __asm { mov res, seg } return res; }
182 # define __DEFINE_SET_SEG(seg) \
183 extern inline void wine_set_##seg(unsigned short val) { __asm { mov seg, val } }
184 # else /* __GNUC__ || _MSC_VER */
185 # define __DEFINE_GET_SEG(seg) extern unsigned short wine_get_##seg(void);
186 # define __DEFINE_SET_SEG(seg) extern void wine_set_##seg(unsigned int);
187 # endif /* __GNUC__ || _MSC_VER */
189 # define __DEFINE_GET_SEG(seg) inline static unsigned short wine_get_##seg(void) { return 0; }
190 # define __DEFINE_SET_SEG(seg) inline static void wine_set_##seg(int val) { /* nothing */ }
191 #endif /* __i386__ */
201 #undef __DEFINE_GET_SEG
202 #undef __DEFINE_SET_SEG
204 #endif /* __WINE_WINE_LIBRARY_H */