4 * Copyright 1996 Alexandre Julliard
16 #include "stackframe.h"
21 /* Built-in modules descriptors */
22 /* Don't change these structures! (see tools/build.c) */
26 const BYTE
*code_start
; /* 32-bit address of DLL code */
27 const BYTE
*data_start
; /* 32-bit address of DLL data */
32 int base
; /* Ordinal base */
33 int size
; /* Number of functions */
34 const void *code_start
; /* Start of DLL code */
35 const void **functions
; /* Pointer to functions table */
36 const char * const *names
; /* Pointer to names table */
41 const char *name
; /* DLL name */
42 void *module_start
; /* 32-bit address of the module data */
43 int module_size
; /* Size of the module data */
46 WIN16_DESCRIPTOR win16
; /* Descriptor for Win16 DLL */
47 WIN32_DESCRIPTOR win32
; /* Descriptor for Win32 DLL */
53 const DLL_DESCRIPTOR
*descr
; /* DLL descriptor */
54 int flags
; /* flags (see below) */
59 #define DLL_FLAG_NOT_USED 0x01 /* Use original Windows DLL if possible */
60 #define DLL_FLAG_ALWAYS_USED 0x02 /* Always use built-in DLL */
61 #define DLL_FLAG_WIN32 0x04 /* DLL is a Win32 DLL */
65 extern const DLL_DESCRIPTOR KERNEL_Descriptor
;
66 extern const DLL_DESCRIPTOR USER_Descriptor
;
67 extern const DLL_DESCRIPTOR GDI_Descriptor
;
68 extern const DLL_DESCRIPTOR WIN87EM_Descriptor
;
69 extern const DLL_DESCRIPTOR MMSYSTEM_Descriptor
;
70 extern const DLL_DESCRIPTOR SHELL_Descriptor
;
71 extern const DLL_DESCRIPTOR SOUND_Descriptor
;
72 extern const DLL_DESCRIPTOR KEYBOARD_Descriptor
;
73 extern const DLL_DESCRIPTOR WINSOCK_Descriptor
;
74 extern const DLL_DESCRIPTOR STRESS_Descriptor
;
75 extern const DLL_DESCRIPTOR SYSTEM_Descriptor
;
76 extern const DLL_DESCRIPTOR TOOLHELP_Descriptor
;
77 extern const DLL_DESCRIPTOR MOUSE_Descriptor
;
78 extern const DLL_DESCRIPTOR COMMDLG_Descriptor
;
79 extern const DLL_DESCRIPTOR OLE2_Descriptor
;
80 extern const DLL_DESCRIPTOR OLE2CONV_Descriptor
;
81 extern const DLL_DESCRIPTOR OLE2DISP_Descriptor
;
82 extern const DLL_DESCRIPTOR OLE2NLS_Descriptor
;
83 extern const DLL_DESCRIPTOR OLE2PROX_Descriptor
;
84 extern const DLL_DESCRIPTOR OLECLI_Descriptor
;
85 extern const DLL_DESCRIPTOR OLESVR_Descriptor
;
86 extern const DLL_DESCRIPTOR COMPOBJ_Descriptor
;
87 extern const DLL_DESCRIPTOR STORAGE_Descriptor
;
88 extern const DLL_DESCRIPTOR WPROCS_Descriptor
;
89 extern const DLL_DESCRIPTOR DDEML_Descriptor
;
90 extern const DLL_DESCRIPTOR LZEXPAND_Descriptor
;
91 extern const DLL_DESCRIPTOR VER_Descriptor
;
92 extern const DLL_DESCRIPTOR W32SYS_Descriptor
;
93 extern const DLL_DESCRIPTOR WING_Descriptor
;
97 extern const DLL_DESCRIPTOR ADVAPI32_Descriptor
;
98 extern const DLL_DESCRIPTOR COMCTL32_Descriptor
;
99 extern const DLL_DESCRIPTOR COMDLG32_Descriptor
;
100 extern const DLL_DESCRIPTOR CRTDLL_Descriptor
;
101 extern const DLL_DESCRIPTOR OLE32_Descriptor
;
102 extern const DLL_DESCRIPTOR GDI32_Descriptor
;
103 extern const DLL_DESCRIPTOR KERNEL32_Descriptor
;
104 extern const DLL_DESCRIPTOR LZ32_Descriptor
;
105 extern const DLL_DESCRIPTOR MPR_Descriptor
;
106 extern const DLL_DESCRIPTOR NTDLL_Descriptor
;
107 extern const DLL_DESCRIPTOR SHELL32_Descriptor
;
108 extern const DLL_DESCRIPTOR USER32_Descriptor
;
109 extern const DLL_DESCRIPTOR VERSION_Descriptor
;
110 extern const DLL_DESCRIPTOR WINMM_Descriptor
;
111 extern const DLL_DESCRIPTOR WINSPOOL_Descriptor
;
112 extern const DLL_DESCRIPTOR WSOCK32_Descriptor
;
114 /* Table of all built-in DLLs */
116 static BUILTIN_DLL BuiltinDLLs
[] =
119 { &KERNEL_Descriptor
, DLL_FLAG_ALWAYS_USED
},
120 { &USER_Descriptor
, DLL_FLAG_ALWAYS_USED
},
121 { &GDI_Descriptor
, DLL_FLAG_ALWAYS_USED
},
122 { &WIN87EM_Descriptor
, DLL_FLAG_NOT_USED
},
123 { &SHELL_Descriptor
, 0 },
124 { &SOUND_Descriptor
, 0 },
125 { &KEYBOARD_Descriptor
, 0 },
126 { &WINSOCK_Descriptor
, 0 },
127 { &STRESS_Descriptor
, 0 },
128 { &MMSYSTEM_Descriptor
, 0 },
129 { &SYSTEM_Descriptor
, 0 },
130 { &TOOLHELP_Descriptor
, 0 },
131 { &MOUSE_Descriptor
, 0 },
132 { &COMMDLG_Descriptor
, DLL_FLAG_NOT_USED
},
133 { &OLE2_Descriptor
, DLL_FLAG_NOT_USED
},
134 { &OLE2CONV_Descriptor
, DLL_FLAG_NOT_USED
},
135 { &OLE2DISP_Descriptor
, DLL_FLAG_NOT_USED
},
136 { &OLE2NLS_Descriptor
, DLL_FLAG_NOT_USED
},
137 { &OLE2PROX_Descriptor
, DLL_FLAG_NOT_USED
},
138 { &OLECLI_Descriptor
, DLL_FLAG_NOT_USED
},
139 { &OLESVR_Descriptor
, DLL_FLAG_NOT_USED
},
140 { &COMPOBJ_Descriptor
, DLL_FLAG_NOT_USED
},
141 { &STORAGE_Descriptor
, DLL_FLAG_NOT_USED
},
142 { &WPROCS_Descriptor
, DLL_FLAG_ALWAYS_USED
},
143 { &DDEML_Descriptor
, DLL_FLAG_NOT_USED
},
144 { &LZEXPAND_Descriptor
, 0 },
145 { &VER_Descriptor
, 0 },
146 { &W32SYS_Descriptor
, 0 },
147 { &WING_Descriptor
, 0 },
149 { &ADVAPI32_Descriptor
, 0 },
150 { &COMCTL32_Descriptor
, DLL_FLAG_NOT_USED
},
151 { &COMDLG32_Descriptor
, 0 },
152 { &CRTDLL_Descriptor
, 0 },
153 { &OLE32_Descriptor
, 0 },
154 { &GDI32_Descriptor
, 0 },
155 { &KERNEL32_Descriptor
, DLL_FLAG_ALWAYS_USED
},
156 { &LZ32_Descriptor
, 0 },
157 { &MPR_Descriptor
, 0 },
158 { &NTDLL_Descriptor
, 0 },
159 { &SHELL32_Descriptor
, 0 },
160 { &USER32_Descriptor
, 0 },
161 { &VERSION_Descriptor
, 0 },
162 { &WINMM_Descriptor
, 0 },
163 { &WINSPOOL_Descriptor
, 0 },
164 { &WSOCK32_Descriptor
, 0 },
169 /* Ordinal number for interrupt 0 handler in WPROCS.DLL */
170 #define FIRST_INTERRUPT_ORDINAL 100
172 /***********************************************************************
175 * Load all built-in modules marked as 'always used'.
177 BOOL16
BUILTIN_Init(void)
184 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
185 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
)
186 if (!BUILTIN_LoadModule(dll
->descr
->name
, TRUE
)) return FALSE
;
188 /* Set the USER and GDI heap selectors */
190 pModule
= MODULE_GetPtr( GetModuleHandle( "USER" ));
191 USER_HeapSel
= (NE_SEG_TABLE( pModule
) + pModule
->dgroup
- 1)->selector
;
192 pModule
= MODULE_GetPtr( GetModuleHandle( "GDI" ));
193 GDI_HeapSel
= (NE_SEG_TABLE( pModule
) + pModule
->dgroup
- 1)->selector
;
195 /* Initialize KERNEL.178 (__WINFLAGS) with the correct flags value */
197 hModule
= GetModuleHandle( "KERNEL" );
198 MODULE_SetEntryPoint( hModule
, 178, GetWinFlags() );
200 /* Initialize the real-mode selector entry points */
202 #define SET_ENTRY_POINT(num,addr) \
203 MODULE_SetEntryPoint( hModule, (num), GLOBAL_CreateBlock( GMEM_FIXED, \
204 DOSMEM_dosmem+(addr), 0x10000, hModule, \
205 FALSE, FALSE, FALSE, NULL ))
207 SET_ENTRY_POINT( 174, 0xa0000 ); /* KERNEL.174: __A000H */
208 SET_ENTRY_POINT( 181, 0xb0000 ); /* KERNEL.181: __B000H */
209 SET_ENTRY_POINT( 182, 0xb8000 ); /* KERNEL.182: __B800H */
210 SET_ENTRY_POINT( 195, 0xc0000 ); /* KERNEL.195: __C000H */
211 SET_ENTRY_POINT( 179, 0xd0000 ); /* KERNEL.179: __D000H */
212 SET_ENTRY_POINT( 190, 0xe0000 ); /* KERNEL.190: __E000H */
213 SET_ENTRY_POINT( 173, 0xf0000 ); /* KERNEL.173: __ROMBIOS */
214 SET_ENTRY_POINT( 194, 0xf0000 ); /* KERNEL.194: __F000H */
215 MODULE_SetEntryPoint(hModule
,193,DOSMEM_BiosSeg
); /* KERNEL.193: __0040H */
216 #undef SET_ENTRY_POINT
218 /* Set interrupt vectors from entry points in WPROCS.DLL */
220 hModule
= GetModuleHandle( "WPROCS" );
221 for (vector
= 0; vector
< 256; vector
++)
223 FARPROC16 proc
= MODULE_GetEntryPoint( hModule
,
224 FIRST_INTERRUPT_ORDINAL
+vector
);
226 INT_SetHandler( vector
, proc
);
233 /***********************************************************************
236 * Load a built-in module. If the 'force' parameter is FALSE, we only
237 * load the module if it has not been disabled via the -dll option.
239 HMODULE16
BUILTIN_LoadModule( LPCSTR name
, BOOL16 force
)
244 char dllname
[16], *p
;
246 /* Fix the name in case we have a full path and extension */
248 if ((p
= strrchr( name
, '\\' ))) name
= p
+ 1;
249 lstrcpyn32A( dllname
, name
, sizeof(dllname
) );
250 if ((p
= strrchr( dllname
, '.' ))) *p
= '\0';
252 for (table
= BuiltinDLLs
; table
->descr
; table
++)
253 if (!lstrcmpi32A( table
->descr
->name
, dllname
)) break;
254 if (!table
->descr
) return 0;
255 if ((table
->flags
& DLL_FLAG_NOT_USED
) && !force
) return 0;
257 hModule
= GLOBAL_CreateBlock( GMEM_MOVEABLE
, table
->descr
->module_start
,
258 table
->descr
->module_size
, 0,
259 FALSE
, FALSE
, FALSE
, NULL
);
260 if (!hModule
) return 0;
261 FarSetOwner( hModule
, hModule
);
263 dprintf_module( stddeb
, "Built-in %s: hmodule=%04x\n",
264 table
->descr
->name
, hModule
);
265 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
266 pModule
->self
= hModule
;
268 if (pModule
->flags
& NE_FFLAGS_WIN32
)
270 pModule
->pe_module
= (PE_MODULE
*)table
;
271 table
->flags
|= DLL_FLAG_WIN32
;
273 else /* Win16 module */
275 const WIN16_DESCRIPTOR
*descr
= &table
->descr
->u
.win16
;
278 /* Allocate the code segment */
280 SEGTABLEENTRY
*pSegTable
= NE_SEG_TABLE( pModule
);
281 pSegTable
->selector
= GLOBAL_CreateBlock(GMEM_FIXED
, descr
->code_start
,
282 pSegTable
->minsize
, hModule
,
283 TRUE
, TRUE
, FALSE
, NULL
);
284 if (!pSegTable
->selector
) return 0;
287 /* Allocate the data segment */
289 minsize
= pSegTable
->minsize
? pSegTable
->minsize
: 0x10000;
290 minsize
+= pModule
->heap_size
;
291 if (minsize
> 0x10000) minsize
= 0x10000;
292 pSegTable
->selector
= GLOBAL_Alloc( GMEM_FIXED
, minsize
,
293 hModule
, FALSE
, FALSE
, FALSE
);
294 if (!pSegTable
->selector
) return 0;
295 if (pSegTable
->minsize
) memcpy( GlobalLock16( pSegTable
->selector
),
296 descr
->data_start
, pSegTable
->minsize
);
297 if (pModule
->heap_size
)
298 LocalInit( pSegTable
->selector
, pSegTable
->minsize
, minsize
);
301 MODULE_RegisterModule( pModule
);
306 /***********************************************************************
307 * BUILTIN_GetEntryPoint16
309 * Return the ordinal and name corresponding to a CS:IP address.
310 * This is used only by relay debugging.
312 LPCSTR
BUILTIN_GetEntryPoint16( WORD cs
, WORD ip
, WORD
*pOrd
)
314 static char buffer
[80];
315 WORD ordinal
, i
, max_offset
;
319 if (!(pModule
= MODULE_GetPtr( FarGetOwner( GlobalHandle16(cs
) ))))
322 /* Search for the ordinal */
324 p
= (BYTE
*)pModule
+ pModule
->entry_table
;
336 case 1: /* code segment */
342 if ((*(WORD
*)p
<= ip
) && (*(WORD
*)p
>= max_offset
))
344 max_offset
= *(WORD
*)p
;
351 case 0xff: /* moveable (should not happen in built-in modules) */
352 fprintf( stderr
, "Built-in module has moveable entry\n" );
356 default: /* other segment */
363 /* Search for the name in the resident names table */
364 /* (built-in modules have no non-resident table) */
366 p
= (BYTE
*)pModule
+ pModule
->name_table
;
369 p
+= *p
+ 1 + sizeof(WORD
);
370 if (*(WORD
*)(p
+ *p
+ 1) == *pOrd
) break;
373 sprintf( buffer
, "%.*s.%d: %.*s",
374 *((BYTE
*)pModule
+ pModule
->name_table
),
375 (char *)pModule
+ pModule
->name_table
+ 1,
376 *pOrd
, *p
, (char *)(p
+ 1) );
381 /***********************************************************************
382 * BUILTIN_GetEntryPoint32
384 * Return the name of the DLL entry point corresponding
385 * to a relay entry point address. This is used only by relay debugging.
387 LPCSTR
BUILTIN_GetEntryPoint32( void *relay
)
389 static char buffer
[80];
394 /* First find the module */
396 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
397 if ((dll
->flags
& DLL_FLAG_WIN32
) &&
398 (dll
->descr
->u
.win32
.code_start
<= relay
) &&
399 ((void *)dll
->descr
->u
.win32
.functions
> relay
))
403 sprintf( buffer
, "???.???: %08x", (UINT32
)relay
);
407 /* Now find the function */
409 relay
= (BYTE
*)relay
- 11; /* The relay entry point is 11 bytes long */
410 funcs
= dll
->descr
->u
.win32
.functions
;
411 for (i
= 0; i
< dll
->descr
->u
.win32
.size
;i
++) if (*funcs
++ == relay
) break;
412 sprintf( buffer
, "%s.%d: %s",
413 dll
->descr
->name
, i
, dll
->descr
->u
.win32
.names
[i
] );
418 /***********************************************************************
419 * BUILTIN_GetProcAddress32
421 * Implementation of GetProcAddress() for built-in Win32 modules.
422 * FIXME: this should be unified with the real GetProcAddress32().
424 FARPROC32
BUILTIN_GetProcAddress32( NE_MODULE
*pModule
, LPCSTR function
)
426 BUILTIN_DLL
*dll
= (BUILTIN_DLL
*)pModule
->pe_module
;
427 const WIN32_DESCRIPTOR
*info
= &dll
->descr
->u
.win32
;
429 if (!dll
) return NULL
;
431 if (HIWORD(function
)) /* Find function by name */
435 dprintf_module( stddeb
, "Looking for function %s in %s\n",
436 function
, dll
->descr
->name
);
437 for (i
= 0; i
< info
->size
; i
++)
438 if (info
->names
[i
] && !strcmp( function
, info
->names
[i
] ))
439 return (FARPROC32
)info
->functions
[i
];
441 else /* Find function by ordinal */
443 WORD ordinal
= LOWORD(function
);
444 dprintf_module( stddeb
, "Looking for ordinal %d in %s\n",
445 ordinal
, dll
->descr
->name
);
446 if (ordinal
&& ordinal
< info
->size
)
447 return (FARPROC32
)info
->functions
[ordinal
- info
->base
];
453 /**********************************************************************
454 * BUILTIN_DefaultIntHandler
456 * Default interrupt handler.
458 void BUILTIN_DefaultIntHandler( CONTEXT
*context
)
461 STACK16FRAME
*frame
= CURRENT_STACK16
;
462 BUILTIN_GetEntryPoint16( frame
->entry_cs
, frame
->entry_ip
, &ordinal
);
463 INT_BARF( context
, ordinal
- FIRST_INTERRUPT_ORDINAL
);
467 /***********************************************************************
468 * BUILTIN_ParseDLLOptions
470 * Set runtime DLL usage flags
472 BOOL16
BUILTIN_ParseDLLOptions( const char *str
)
479 while (*str
&& isspace(*str
)) str
++;
480 if (!*str
) return TRUE
;
481 if ((*str
!= '+') && (*str
!= '-')) return FALSE
;
483 if (!(p
= strchr( str
, ',' ))) p
= str
+ strlen(str
);
484 while ((p
> str
) && isspace(p
[-1])) p
--;
485 if (p
== str
) return FALSE
;
486 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
488 if (!lstrncmpi32A( str
, dll
->descr
->name
, (int)(p
- str
) ))
492 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
) return FALSE
;
493 dll
->flags
|= DLL_FLAG_NOT_USED
;
495 else dll
->flags
&= ~DLL_FLAG_NOT_USED
;
499 if (!dll
->descr
) return FALSE
;
501 while (*str
&& (isspace(*str
) || (*str
== ','))) str
++;
507 /***********************************************************************
510 * Print the list of built-in DLLs that can be disabled.
512 void BUILTIN_PrintDLLs(void)
517 for (i
= 0, dll
= BuiltinDLLs
; dll
->descr
; dll
++)
519 if (!(dll
->flags
& DLL_FLAG_ALWAYS_USED
))
520 fprintf( stderr
, "%-9s%c", dll
->descr
->name
,
521 ((++i
) % 8) ? ' ' : '\n' );
523 fprintf(stderr
,"\n");