4 * Copyright 1996 Alexandre Julliard
11 #include "wine/winbase16.h"
12 #include "wine/winestring.h"
13 #include "builtin32.h"
19 #include "stackframe.h"
26 /* Built-in modules descriptors */
27 /* Don't change these structures! (see tools/build.c) */
31 const char *name
; /* DLL name */
32 void *module_start
; /* 32-bit address of the module data */
33 int module_size
; /* Size of the module data */
34 const BYTE
*code_start
; /* 32-bit address of DLL code */
35 const BYTE
*data_start
; /* 32-bit address of DLL data */
40 const WIN16_DESCRIPTOR
*descr
; /* DLL descriptor */
41 int flags
; /* flags (see below) */
45 #define DLL_FLAG_NOT_USED 0x01 /* Use original Windows DLL if possible */
46 #define DLL_FLAG_ALWAYS_USED 0x02 /* Always use built-in DLL */
50 extern const WIN16_DESCRIPTOR AVIFILE_Descriptor
;
51 extern const WIN16_DESCRIPTOR COMM_Descriptor
;
52 extern const WIN16_DESCRIPTOR COMMDLG_Descriptor
;
53 extern const WIN16_DESCRIPTOR COMPOBJ_Descriptor
;
54 extern const WIN16_DESCRIPTOR DDEML_Descriptor
;
55 extern const WIN16_DESCRIPTOR DISPDIB_Descriptor
;
56 extern const WIN16_DESCRIPTOR DISPLAY_Descriptor
;
57 extern const WIN16_DESCRIPTOR GDI_Descriptor
;
58 extern const WIN16_DESCRIPTOR KERNEL_Descriptor
;
59 extern const WIN16_DESCRIPTOR KEYBOARD_Descriptor
;
60 extern const WIN16_DESCRIPTOR LZEXPAND_Descriptor
;
61 extern const WIN16_DESCRIPTOR MMSYSTEM_Descriptor
;
62 extern const WIN16_DESCRIPTOR MOUSE_Descriptor
;
63 extern const WIN16_DESCRIPTOR MSACM_Descriptor
;
64 extern const WIN16_DESCRIPTOR MSVIDEO_Descriptor
;
65 extern const WIN16_DESCRIPTOR OLE2CONV_Descriptor
;
66 extern const WIN16_DESCRIPTOR OLE2DISP_Descriptor
;
67 extern const WIN16_DESCRIPTOR OLE2NLS_Descriptor
;
68 extern const WIN16_DESCRIPTOR OLE2PROX_Descriptor
;
69 extern const WIN16_DESCRIPTOR OLE2THK_Descriptor
;
70 extern const WIN16_DESCRIPTOR OLE2_Descriptor
;
71 extern const WIN16_DESCRIPTOR OLECLI_Descriptor
;
72 extern const WIN16_DESCRIPTOR OLESVR_Descriptor
;
73 extern const WIN16_DESCRIPTOR RASAPI16_Descriptor
;
74 extern const WIN16_DESCRIPTOR SHELL_Descriptor
;
75 extern const WIN16_DESCRIPTOR SOUND_Descriptor
;
76 extern const WIN16_DESCRIPTOR STORAGE_Descriptor
;
77 extern const WIN16_DESCRIPTOR STRESS_Descriptor
;
78 extern const WIN16_DESCRIPTOR SYSTEM_Descriptor
;
79 extern const WIN16_DESCRIPTOR TOOLHELP_Descriptor
;
80 extern const WIN16_DESCRIPTOR TYPELIB_Descriptor
;
81 extern const WIN16_DESCRIPTOR USER_Descriptor
;
82 extern const WIN16_DESCRIPTOR VER_Descriptor
;
83 extern const WIN16_DESCRIPTOR W32SYS_Descriptor
;
84 extern const WIN16_DESCRIPTOR WIN32S16_Descriptor
;
85 extern const WIN16_DESCRIPTOR WIN87EM_Descriptor
;
86 extern const WIN16_DESCRIPTOR WINASPI_Descriptor
;
87 extern const WIN16_DESCRIPTOR WINDEBUG_Descriptor
;
88 extern const WIN16_DESCRIPTOR WINEPS_Descriptor
;
89 extern const WIN16_DESCRIPTOR WING_Descriptor
;
90 extern const WIN16_DESCRIPTOR WINSOCK_Descriptor
;
91 extern const WIN16_DESCRIPTOR WPROCS_Descriptor
;
93 /* Table of all built-in DLLs */
95 static BUILTIN16_DLL BuiltinDLLs
[] =
97 { &KERNEL_Descriptor
, 0 },
98 { &USER_Descriptor
, 0 },
99 { &GDI_Descriptor
, 0 },
100 { &SYSTEM_Descriptor
, DLL_FLAG_ALWAYS_USED
},
101 { &DISPLAY_Descriptor
, DLL_FLAG_ALWAYS_USED
},
102 { &WPROCS_Descriptor
, DLL_FLAG_ALWAYS_USED
},
103 { &WINDEBUG_Descriptor
, DLL_FLAG_NOT_USED
},
104 { &AVIFILE_Descriptor
, DLL_FLAG_NOT_USED
},
105 { &COMMDLG_Descriptor
, DLL_FLAG_NOT_USED
},
106 { &COMPOBJ_Descriptor
, DLL_FLAG_NOT_USED
},
107 { &DDEML_Descriptor
, DLL_FLAG_NOT_USED
},
108 { &DISPDIB_Descriptor
, 0 },
109 { &KEYBOARD_Descriptor
, 0 },
110 { &COMM_Descriptor
, 0 },
111 { &LZEXPAND_Descriptor
, 0 },
112 { &MMSYSTEM_Descriptor
, 0 },
113 { &MOUSE_Descriptor
, 0 },
114 { &MSACM_Descriptor
, 0 },
115 { &MSVIDEO_Descriptor
, 0 },
116 { &OLE2CONV_Descriptor
, DLL_FLAG_NOT_USED
},
117 { &OLE2DISP_Descriptor
, DLL_FLAG_NOT_USED
},
118 { &OLE2NLS_Descriptor
, DLL_FLAG_NOT_USED
},
119 { &OLE2PROX_Descriptor
, DLL_FLAG_NOT_USED
},
120 { &OLE2THK_Descriptor
, DLL_FLAG_NOT_USED
},
121 { &OLE2_Descriptor
, DLL_FLAG_NOT_USED
},
122 { &OLECLI_Descriptor
, DLL_FLAG_NOT_USED
},
123 { &OLESVR_Descriptor
, DLL_FLAG_NOT_USED
},
124 { &RASAPI16_Descriptor
, 0 },
125 { &SHELL_Descriptor
, 0 },
126 { &SOUND_Descriptor
, 0 },
127 { &STORAGE_Descriptor
, DLL_FLAG_NOT_USED
},
128 { &STRESS_Descriptor
, 0 },
129 { &TOOLHELP_Descriptor
, 0 },
130 { &TYPELIB_Descriptor
, DLL_FLAG_NOT_USED
},
131 { &VER_Descriptor
, 0 },
132 { &W32SYS_Descriptor
, DLL_FLAG_NOT_USED
},
133 { &WIN32S16_Descriptor
, DLL_FLAG_NOT_USED
},
134 { &WIN87EM_Descriptor
, DLL_FLAG_NOT_USED
},
135 { &WINASPI_Descriptor
, 0 },
136 { &WINEPS_Descriptor
, DLL_FLAG_ALWAYS_USED
},
137 { &WING_Descriptor
, 0 },
138 { &WINSOCK_Descriptor
, 0 },
143 /* Ordinal number for interrupt 0 handler in WPROCS.DLL */
144 #define FIRST_INTERRUPT_ORDINAL 100
147 /***********************************************************************
148 * BUILTIN_DoLoadModule16
150 * Load a built-in Win16 module. Helper function for BUILTIN_LoadModule
153 static HMODULE16
BUILTIN_DoLoadModule16( const WIN16_DESCRIPTOR
*descr
)
157 SEGTABLEENTRY
*pSegTable
;
159 HMODULE16 hModule
= GLOBAL_CreateBlock( GMEM_MOVEABLE
, descr
->module_start
,
160 descr
->module_size
, 0,
161 FALSE
, FALSE
, FALSE
, NULL
);
162 if (!hModule
) return 0;
163 FarSetOwner16( hModule
, hModule
);
165 TRACE(module
, "Built-in %s: hmodule=%04x\n",
166 descr
->name
, hModule
);
167 pModule
= (NE_MODULE
*)GlobalLock16( hModule
);
168 pModule
->self
= hModule
;
170 /* Allocate the code segment */
172 pSegTable
= NE_SEG_TABLE( pModule
);
173 pSegTable
->hSeg
= GLOBAL_CreateBlock( GMEM_FIXED
, descr
->code_start
,
174 pSegTable
->minsize
, hModule
,
175 TRUE
, TRUE
, FALSE
, NULL
);
176 if (!pSegTable
->hSeg
) return 0;
179 /* Allocate the data segment */
181 minsize
= pSegTable
->minsize
? pSegTable
->minsize
: 0x10000;
182 minsize
+= pModule
->heap_size
;
183 if (minsize
> 0x10000) minsize
= 0x10000;
184 pSegTable
->hSeg
= GLOBAL_Alloc( GMEM_FIXED
, minsize
,
185 hModule
, FALSE
, FALSE
, FALSE
);
186 if (!pSegTable
->hSeg
) return 0;
187 if (pSegTable
->minsize
) memcpy( GlobalLock16( pSegTable
->hSeg
),
188 descr
->data_start
, pSegTable
->minsize
);
189 if (pModule
->heap_size
)
190 LocalInit16( GlobalHandleToSel16(pSegTable
->hSeg
),
191 pSegTable
->minsize
, minsize
);
193 NE_RegisterModule( pModule
);
198 /***********************************************************************
201 * Load all built-in modules marked as 'always used'.
203 BOOL
BUILTIN_Init(void)
209 fnBUILTIN_LoadModule
= BUILTIN_LoadModule
;
211 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
213 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
)
214 if (!BUILTIN_DoLoadModule16( dll
->descr
)) return FALSE
;
217 /* Set interrupt vectors from entry points in WPROCS.DLL */
219 hModule
= GetModuleHandle16( "WPROCS" );
220 for (vector
= 0; vector
< 256; vector
++)
222 FARPROC16 proc
= NE_GetEntryPoint( hModule
,
223 FIRST_INTERRUPT_ORDINAL
+ vector
);
225 INT_SetPMHandler( vector
, proc
);
234 /***********************************************************************
237 * Load a built-in module. If the 'force' parameter is FALSE, we only
238 * load the module if it has not been disabled via the -dll option.
240 HMODULE16
BUILTIN_LoadModule( LPCSTR name
, BOOL force
)
242 BUILTIN16_DLL
*table
;
243 char dllname
[16], *p
;
245 /* Fix the name in case we have a full path and extension */
247 if ((p
= strrchr( name
, '\\' ))) name
= p
+ 1;
248 lstrcpynA( dllname
, name
, sizeof(dllname
) );
249 if ((p
= strrchr( dllname
, '.' ))) *p
= '\0';
251 for (table
= BuiltinDLLs
; table
->descr
; table
++)
252 if (!lstrcmpiA( table
->descr
->name
, dllname
)) break;
253 if (!table
->descr
) return 0;
254 if ((table
->flags
& DLL_FLAG_NOT_USED
) && !force
) return 0;
256 return BUILTIN_DoLoadModule16( table
->descr
);
260 /***********************************************************************
261 * BUILTIN_GetEntryPoint16
263 * Return the ordinal and name corresponding to a CS:IP address.
264 * This is used only by relay debugging.
266 LPCSTR
BUILTIN_GetEntryPoint16( WORD cs
, WORD ip
, WORD
*pOrd
)
268 static char buffer
[80];
269 WORD ordinal
, i
, max_offset
;
273 if (!(pModule
= NE_GetPtr( FarGetOwner16( GlobalHandle16(cs
) ))))
276 /* Search for the ordinal */
278 p
= (BYTE
*)pModule
+ pModule
->entry_table
;
290 case 1: /* code segment */
296 if ((*(WORD
*)p
<= ip
) && (*(WORD
*)p
>= max_offset
))
298 max_offset
= *(WORD
*)p
;
305 case 0xff: /* moveable (should not happen in built-in modules) */
306 TRACE( relay
, "Built-in module has moveable entry\n" );
310 default: /* other segment */
317 /* Search for the name in the resident names table */
318 /* (built-in modules have no non-resident table) */
320 p
= (BYTE
*)pModule
+ pModule
->name_table
;
323 p
+= *p
+ 1 + sizeof(WORD
);
324 if (*(WORD
*)(p
+ *p
+ 1) == *pOrd
) break;
327 sprintf( buffer
, "%.*s.%d: %.*s",
328 *((BYTE
*)pModule
+ pModule
->name_table
),
329 (char *)pModule
+ pModule
->name_table
+ 1,
330 *pOrd
, *p
, (char *)(p
+ 1) );
335 /**********************************************************************
336 * BUILTIN_DefaultIntHandler
338 * Default interrupt handler.
340 void BUILTIN_DefaultIntHandler( CONTEXT
*context
)
343 STACK16FRAME
*frame
= CURRENT_STACK16
;
344 BUILTIN_GetEntryPoint16( frame
->entry_cs
, frame
->entry_ip
, &ordinal
);
345 INT_BARF( context
, ordinal
- FIRST_INTERRUPT_ORDINAL
);
349 /***********************************************************************
350 * BUILTIN_ParseDLLOptions
352 * Set runtime DLL usage flags
354 BOOL
BUILTIN_ParseDLLOptions( char *str
)
363 while (*str
&& (*str
==',' || isspace(*str
))) str
++;
365 *last
= '\0'; /* cut off garbage at end at */
368 if ((*str
!= '+') && (*str
!= '-')) return FALSE
;
370 if (!(p
= strchr( str
, ',' ))) p
= str
+ strlen(str
);
371 while ((p
> str
) && isspace(p
[-1])) p
--;
372 if (p
== str
) return FALSE
;
373 for (dll
= BuiltinDLLs
; dll
->descr
; dll
++)
375 if (!lstrncmpiA( str
, dll
->descr
->name
, (int)(p
- str
) ))
377 if (dll
->descr
->name
[(int)(p
-str
)]) /* only partial match */
381 if (dll
->flags
& DLL_FLAG_ALWAYS_USED
) return FALSE
;
382 dll
->flags
|= DLL_FLAG_NOT_USED
;
384 else dll
->flags
&= ~DLL_FLAG_NOT_USED
;
389 /* not found, but could get handled by BUILTIN32_, so move last */
393 /* handled. cut out the "[+-]DLL," string, so it isn't handled
397 memcpy(last
,p
,strlen(p
)+1);
409 /***********************************************************************
412 * Print the list of built-in DLLs that can be disabled.
414 void BUILTIN_PrintDLLs(void)
419 MSG("Example: -dll -ole2 Do not use emulated OLE2.DLL\n");
420 MSG("Available Win16 DLLs:\n");
421 for (i
= 0, dll
= BuiltinDLLs
; dll
->descr
; dll
++)
423 if (!(dll
->flags
& DLL_FLAG_ALWAYS_USED
))
424 MSG("%-9s%c", dll
->descr
->name
,
425 ((++i
) % 8) ? ' ' : '\n' );
428 BUILTIN32_PrintDLLs();