4 * Copyright 1996 Alexandre Julliard
11 #include "builtin32.h"
18 #include "stackframe.h"
23 /* Built-in modules descriptors */
24 /* Don't change these structures! (see tools/build.c) */
28 const char *name
; /* DLL name */
29 void *module_start
; /* 32-bit address of the module data */
30 int module_size
; /* Size of the module data */
31 const BYTE
*code_start
; /* 32-bit address of DLL code */
32 const BYTE
*data_start
; /* 32-bit address of DLL data */
37 const WIN16_DESCRIPTOR
*descr
; /* DLL descriptor */
38 int flags
; /* flags (see below) */
42 #define DLL_FLAG_NOT_USED 0x01 /* Use original Windows DLL if possible */
43 #define DLL_FLAG_ALWAYS_USED 0x02 /* Always use built-in DLL */
47 extern const WIN16_DESCRIPTOR COMMDLG_Descriptor
;
48 extern const WIN16_DESCRIPTOR COMPOBJ_Descriptor
;
49 extern const WIN16_DESCRIPTOR DDEML_Descriptor
;
50 extern const WIN16_DESCRIPTOR GDI_Descriptor
;
51 extern const WIN16_DESCRIPTOR KERNEL_Descriptor
;
52 extern const WIN16_DESCRIPTOR KEYBOARD_Descriptor
;
53 extern const WIN16_DESCRIPTOR LZEXPAND_Descriptor
;
54 extern const WIN16_DESCRIPTOR MMSYSTEM_Descriptor
;
55 extern const WIN16_DESCRIPTOR MOUSE_Descriptor
;
56 extern const WIN16_DESCRIPTOR MSVIDEO_Descriptor
;
57 extern const WIN16_DESCRIPTOR OLE2CONV_Descriptor
;
58 extern const WIN16_DESCRIPTOR OLE2DISP_Descriptor
;
59 extern const WIN16_DESCRIPTOR OLE2NLS_Descriptor
;
60 extern const WIN16_DESCRIPTOR OLE2PROX_Descriptor
;
61 extern const WIN16_DESCRIPTOR OLE2THK_Descriptor
;
62 extern const WIN16_DESCRIPTOR OLE2_Descriptor
;
63 extern const WIN16_DESCRIPTOR OLECLI_Descriptor
;
64 extern const WIN16_DESCRIPTOR OLESVR_Descriptor
;
65 extern const WIN16_DESCRIPTOR SHELL_Descriptor
;
66 extern const WIN16_DESCRIPTOR SOUND_Descriptor
;
67 extern const WIN16_DESCRIPTOR STORAGE_Descriptor
;
68 extern const WIN16_DESCRIPTOR STRESS_Descriptor
;
69 extern const WIN16_DESCRIPTOR SYSTEM_Descriptor
;
70 extern const WIN16_DESCRIPTOR TOOLHELP_Descriptor
;
71 extern const WIN16_DESCRIPTOR TYPELIB_Descriptor
;
72 extern const WIN16_DESCRIPTOR USER_Descriptor
;
73 extern const WIN16_DESCRIPTOR VER_Descriptor
;
74 extern const WIN16_DESCRIPTOR W32SYS_Descriptor
;
75 extern const WIN16_DESCRIPTOR WIN32S16_Descriptor
;
76 extern const WIN16_DESCRIPTOR WIN87EM_Descriptor
;
77 extern const WIN16_DESCRIPTOR WINASPI_Descriptor
;
78 extern const WIN16_DESCRIPTOR WINDEBUG_Descriptor
;
79 extern const WIN16_DESCRIPTOR WINEPS_Descriptor
;
80 extern const WIN16_DESCRIPTOR WING_Descriptor
;
81 extern const WIN16_DESCRIPTOR WINSOCK_Descriptor
;
82 extern const WIN16_DESCRIPTOR WPROCS_Descriptor
;
84 /* Table of all built-in DLLs */
86 static BUILTIN16_DLL BuiltinDLLs
[] =
88 { &KERNEL_Descriptor
, DLL_FLAG_ALWAYS_USED
},
89 { &USER_Descriptor
, DLL_FLAG_ALWAYS_USED
},
90 { &GDI_Descriptor
, DLL_FLAG_ALWAYS_USED
},
91 { &SYSTEM_Descriptor
, DLL_FLAG_ALWAYS_USED
},
92 { &WPROCS_Descriptor
, DLL_FLAG_ALWAYS_USED
},
93 { &WINDEBUG_Descriptor
, DLL_FLAG_NOT_USED
},
94 { &COMMDLG_Descriptor
, DLL_FLAG_NOT_USED
},
95 { &COMPOBJ_Descriptor
, DLL_FLAG_NOT_USED
},
96 { &DDEML_Descriptor
, DLL_FLAG_NOT_USED
},
97 { &KEYBOARD_Descriptor
, 0 },
98 { &LZEXPAND_Descriptor
, 0 },
99 { &MMSYSTEM_Descriptor
, 0 },
100 { &MOUSE_Descriptor
, 0 },
101 { &MSVIDEO_Descriptor
, 0 },
102 { &OLE2CONV_Descriptor
, DLL_FLAG_NOT_USED
},
103 { &OLE2DISP_Descriptor
, DLL_FLAG_NOT_USED
},
104 { &OLE2NLS_Descriptor
, DLL_FLAG_NOT_USED
},
105 { &OLE2PROX_Descriptor
, DLL_FLAG_NOT_USED
},
106 { &OLE2THK_Descriptor
, DLL_FLAG_NOT_USED
},
107 { &OLE2_Descriptor
, DLL_FLAG_NOT_USED
},
108 { &OLECLI_Descriptor
, DLL_FLAG_NOT_USED
},
109 { &OLESVR_Descriptor
, DLL_FLAG_NOT_USED
},
110 { &SHELL_Descriptor
, 0 },
111 { &SOUND_Descriptor
, 0 },
112 { &STORAGE_Descriptor
, DLL_FLAG_NOT_USED
},
113 { &STRESS_Descriptor
, 0 },
114 { &TOOLHELP_Descriptor
, 0 },
115 { &TYPELIB_Descriptor
, DLL_FLAG_NOT_USED
},
116 { &VER_Descriptor
, 0 },
117 { &W32SYS_Descriptor
, 0 },
118 { &WIN32S16_Descriptor
, 0 },
119 { &WIN87EM_Descriptor
, DLL_FLAG_NOT_USED
},
120 { &WINASPI_Descriptor
, 0 },
121 { &WINEPS_Descriptor
, DLL_FLAG_ALWAYS_USED
},
122 { &WING_Descriptor
, 0 },
123 { &WINSOCK_Descriptor
, 0 },
128 /* Ordinal number for interrupt 0 handler in WPROCS.DLL */
129 #define FIRST_INTERRUPT_ORDINAL 100
132 /***********************************************************************
133 * BUILTIN_DoLoadModule16
135 * Load a built-in Win16 module. Helper function for BUILTIN_LoadModule
138 static HMODULE16
BUILTIN_DoLoadModule16( const WIN16_DESCRIPTOR
*descr
)
142 SEGTABLEENTRY
*pSegTable
;
144 HMODULE16 hModule
= GLOBAL_CreateBlock( GMEM_MOVEABLE
, descr
->module_start
,
145 descr
->module_size
, 0,
146 FALSE
, FALSE
, FALSE
, NULL
);
147 if (!hModule
) return 0;
148 FarSetOwner( hModule
, hModule
);
150 TRACE(module
, "Built-in %s: hmodule=%04x\n",
151 descr
->name
, hModule
);
152 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
153 pModule
->self
= hModule
;
155 /* Allocate the code segment */
157 pSegTable
= NE_SEG_TABLE( pModule
);
158 pSegTable
->selector
= GLOBAL_CreateBlock( GMEM_FIXED
, descr
->code_start
,
159 pSegTable
->minsize
, hModule
,
160 TRUE
, TRUE
, FALSE
, NULL
);
161 if (!pSegTable
->selector
) return 0;
164 /* Allocate the data segment */
166 minsize
= pSegTable
->minsize
? pSegTable
->minsize
: 0x10000;
167 minsize
+= pModule
->heap_size
;
168 if (minsize
> 0x10000) minsize
= 0x10000;
169 pSegTable
->selector
= GLOBAL_Alloc( GMEM_FIXED
, minsize
,
170 hModule
, FALSE
, FALSE
, FALSE
);
171 if (!pSegTable
->selector
) return 0;
172 if (pSegTable
->minsize
) memcpy( GlobalLock16( pSegTable
->selector
),
173 descr
->data_start
, pSegTable
->minsize
);
174 if (pModule
->heap_size
)
175 LocalInit( pSegTable
->selector
, pSegTable
->minsize
, minsize
);
177 NE_RegisterModule( pModule
);
182 /***********************************************************************
185 * Load all built-in modules marked as 'always used'.
187 BOOL32
BUILTIN_Init(void)
195 fnBUILTIN_LoadModule
= BUILTIN_LoadModule
;
197 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
199 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
)
200 if (!BUILTIN_DoLoadModule16( dll
->descr
)) return FALSE
;
203 /* Set the USER and GDI heap selectors */
205 pModule
= NE_GetPtr( GetModuleHandle16( "USER" ));
206 USER_HeapSel
= (NE_SEG_TABLE( pModule
) + pModule
->dgroup
- 1)->selector
;
207 pModule
= NE_GetPtr( GetModuleHandle16( "GDI" ));
208 GDI_HeapSel
= (NE_SEG_TABLE( pModule
) + pModule
->dgroup
- 1)->selector
;
210 /* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
212 hModule
= GetModuleHandle16( "KERNEL" );
213 NE_SetEntryPoint( hModule
, 178, GetWinFlags() );
215 /* Initialize KERNEL.454/455 (__FLATCS/__FLATDS) */
217 GET_CS(cs
); GET_DS(ds
);
218 NE_SetEntryPoint( hModule
, 454, cs
);
219 NE_SetEntryPoint( hModule
, 455, ds
);
221 /* Initialize the real-mode selector entry points */
223 #define SET_ENTRY_POINT( num, addr ) \
224 NE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
225 DOSMEM_MapDosToLinear(addr), 0x10000, hModule, \
226 FALSE, FALSE, FALSE, NULL ))
228 SET_ENTRY_POINT( 183, 0x00000 ); /* KERNEL.183: __0000H */
229 SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
230 SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
231 SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
232 SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
233 SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
234 SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
235 SET_ENTRY_POINT( 173, 0xf0000 ); /* KERNEL.173: __ROMBIOS */
236 SET_ENTRY_POINT( 194, 0xf0000 ); /* KERNEL.194: __F000H */
237 NE_SetEntryPoint( hModule
, 193, DOSMEM_BiosSeg
); /* KERNEL.193: __0040H */
238 #undef SET_ENTRY_POINT
240 /* Set interrupt vectors from entry points in WPROCS.DLL */
242 hModule
= GetModuleHandle16( "WPROCS" );
243 for (vector
= 0; vector
< 256; vector
++)
245 FARPROC16 proc
= NE_GetEntryPoint( hModule
,
246 FIRST_INTERRUPT_ORDINAL
+ vector
);
248 INT_SetHandler( vector
, proc
);
255 /***********************************************************************
258 * Load a built-in module. If the 'force' parameter is FALSE, we only
259 * load the module if it has not been disabled via the -dll option.
261 HMODULE16
BUILTIN_LoadModule( LPCSTR name
, BOOL32 force
)
263 BUILTIN16_DLL
*table
;
264 char dllname
[16], *p
;
266 /* Fix the name in case we have a full path and extension */
268 if ((p
= strrchr( name
, '\\' ))) name
= p
+ 1;
269 lstrcpyn32A( dllname
, name
, sizeof(dllname
) );
270 if ((p
= strrchr( dllname
, '.' ))) *p
= '\0';
272 for (table
= BuiltinDLLs
; table
->descr
; table
++)
273 if (!lstrcmpi32A( table
->descr
->name
, dllname
)) break;
274 if (!table
->descr
) return 0;
275 if ((table
->flags
& DLL_FLAG_NOT_USED
) && !force
) return 0;
277 return BUILTIN_DoLoadModule16( table
->descr
);
281 /***********************************************************************
282 * BUILTIN_GetEntryPoint16
284 * Return the ordinal and name corresponding to a CS:IP address.
285 * This is used only by relay debugging.
287 LPCSTR
BUILTIN_GetEntryPoint16( WORD cs
, WORD ip
, WORD
*pOrd
)
289 static char buffer
[80];
290 WORD ordinal
, i
, max_offset
;
294 if (!(pModule
= NE_GetPtr( FarGetOwner( GlobalHandle16(cs
) ))))
297 /* Search for the ordinal */
299 p
= (BYTE
*)pModule
+ pModule
->entry_table
;
311 case 1: /* code segment */
317 if ((*(WORD
*)p
<= ip
) && (*(WORD
*)p
>= max_offset
))
319 max_offset
= *(WORD
*)p
;
326 case 0xff: /* moveable (should not happen in built-in modules) */
327 TRACE( relay
, "Built-in module has moveable entry\n" );
331 default: /* other segment */
338 /* Search for the name in the resident names table */
339 /* (built-in modules have no non-resident table) */
341 p
= (BYTE
*)pModule
+ pModule
->name_table
;
344 p
+= *p
+ 1 + sizeof(WORD
);
345 if (*(WORD
*)(p
+ *p
+ 1) == *pOrd
) break;
348 sprintf( buffer
, "%.*s.%d: %.*s",
349 *((BYTE
*)pModule
+ pModule
->name_table
),
350 (char *)pModule
+ pModule
->name_table
+ 1,
351 *pOrd
, *p
, (char *)(p
+ 1) );
356 /**********************************************************************
357 * BUILTIN_DefaultIntHandler
359 * Default interrupt handler.
361 void BUILTIN_DefaultIntHandler( CONTEXT
*context
)
364 STACK16FRAME
*frame
= CURRENT_STACK16
;
365 BUILTIN_GetEntryPoint16( frame
->entry_cs
, frame
->entry_ip
, &ordinal
);
366 INT_BARF( context
, ordinal
- FIRST_INTERRUPT_ORDINAL
);
370 /***********************************************************************
371 * BUILTIN_ParseDLLOptions
373 * Set runtime DLL usage flags
375 BOOL32
BUILTIN_ParseDLLOptions( const char *str
)
382 while (*str
&& isspace(*str
)) str
++;
383 if (!*str
) return TRUE
;
384 if ((*str
!= '+') && (*str
!= '-')) return FALSE
;
386 if (!(p
= strchr( str
, ',' ))) p
= str
+ strlen(str
);
387 while ((p
> str
) && isspace(p
[-1])) p
--;
388 if (p
== str
) return FALSE
;
389 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
391 if (!lstrncmpi32A( str
, dll
->descr
->name
, (int)(p
- str
) ))
393 if (dll
->descr
->name
[(int)(p
-str
)]) /* only partial match */
397 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
) return FALSE
;
398 dll
->flags
|= DLL_FLAG_NOT_USED
;
400 else dll
->flags
&= ~DLL_FLAG_NOT_USED
;
405 if (!BUILTIN32_EnableDLL( str
, (int)(p
- str
), (str
[-1] == '+') ))
408 while (*str
&& (isspace(*str
) || (*str
== ','))) str
++;
414 /***********************************************************************
417 * Print the list of built-in DLLs that can be disabled.
419 void BUILTIN_PrintDLLs(void)
424 MSG("Example: -dll -ole2 Do not use emulated OLE2.DLL\n");
425 MSG("Available Win16 DLLs:\n");
426 for (i
= 0, dll
= BuiltinDLLs
; dll
->descr
; dll
++)
428 if (!(dll
->flags
& DLL_FLAG_ALWAYS_USED
))
429 MSG("%-9s%c", dll
->descr
->name
,
430 ((++i
) % 8) ? ' ' : '\n' );
433 BUILTIN32_PrintDLLs();