Documentation update.
[wine] / tools / winebuild / spec32.c
1 /*
2  * 32-bit spec files
3  *
4  * Copyright 1993 Robert J. Amstadt
5  * Copyright 1995 Martin von Loewis
6  * Copyright 1995, 1996, 1997 Alexandre Julliard
7  * Copyright 1997 Eric Youngdale
8  * Copyright 1999 Ulrich Weigand
9  *
10  * This library is free software; you can redistribute it and/or
11  * modify it under the terms of the GNU Lesser General Public
12  * License as published by the Free Software Foundation; either
13  * version 2.1 of the License, or (at your option) any later version.
14  *
15  * This library is distributed in the hope that it will be useful,
16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * Lesser General Public License for more details.
19  *
20  * You should have received a copy of the GNU Lesser General Public
21  * License along with this library; if not, write to the Free Software
22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
23  */
24
25 #include "config.h"
26 #include "wine/port.h"
27
28 #include <assert.h>
29 #include <ctype.h>
30 #include <string.h>
31
32 #include "winbase.h"
33 #include "wine/exception.h"
34 #include "build.h"
35
36
37 static int string_compare( const void *ptr1, const void *ptr2 )
38 {
39     const char * const *str1 = ptr1;
40     const char * const *str2 = ptr2;
41     return strcmp( *str1, *str2 );
42 }
43
44
45 /*******************************************************************
46  *         make_internal_name
47  *
48  * Generate an internal name for an entry point. Used for stubs etc.
49  */
50 static const char *make_internal_name( const ORDDEF *odp, const char *prefix )
51 {
52     static char buffer[256];
53     if (odp->name || odp->export_name)
54     {
55         char *p;
56         sprintf( buffer, "__wine_%s_%s_%s", prefix, DLLFileName,
57                  odp->name ? odp->name : odp->export_name );
58         /* make sure name is a legal C identifier */
59         for (p = buffer; *p; p++) if (!isalnum(*p) && *p != '_') break;
60         if (!*p) return buffer;
61     }
62     sprintf( buffer, "__wine_%s_%s_%d", prefix, make_c_identifier(DLLFileName), odp->ordinal );
63     return buffer;
64 }
65
66 /*******************************************************************
67  *         AssignOrdinals
68  *
69  * Assign ordinals to all entry points.
70  */
71 static void AssignOrdinals(void)
72 {
73     int i, ordinal;
74
75     if ( !nb_names ) return;
76
77     /* start assigning from Base, or from 1 if no ordinal defined yet */
78     if (Base == MAX_ORDINALS) Base = 1;
79     for (i = 0, ordinal = Base; i < nb_names; i++)
80     {
81         if (Names[i]->ordinal != -1) continue;  /* already has an ordinal */
82         while (Ordinals[ordinal]) ordinal++;
83         if (ordinal >= MAX_ORDINALS)
84         {
85             current_line = Names[i]->lineno;
86             fatal_error( "Too many functions defined (max %d)\n", MAX_ORDINALS );
87         }
88         Names[i]->ordinal = ordinal;
89         Ordinals[ordinal] = Names[i];
90     }
91     if (ordinal > Limit) Limit = ordinal;
92 }
93
94
95 /*******************************************************************
96  *         output_debug
97  *
98  * Output the debug channels.
99  */
100 static int output_debug( FILE *outfile )
101 {
102     int i;
103
104     if (!nb_debug_channels) return 0;
105     qsort( debug_channels, nb_debug_channels, sizeof(debug_channels[0]), string_compare );
106
107     for (i = 0; i < nb_debug_channels; i++)
108         fprintf( outfile, "char __wine_dbch_%s[] = \"\\003%s\";\n",
109                  debug_channels[i], debug_channels[i] );
110
111     fprintf( outfile, "\nstatic char * const debug_channels[%d] =\n{\n", nb_debug_channels );
112     for (i = 0; i < nb_debug_channels; i++)
113     {
114         fprintf( outfile, "    __wine_dbch_%s", debug_channels[i] );
115         if (i < nb_debug_channels - 1) fprintf( outfile, ",\n" );
116     }
117     fprintf( outfile, "\n};\n\n" );
118     fprintf( outfile, "static void *debug_registration;\n\n" );
119
120     return nb_debug_channels;
121 }
122
123
124 /*******************************************************************
125  *         output_exports
126  *
127  * Output the export table for a Win32 module.
128  */
129 static int output_exports( FILE *outfile, int nr_exports )
130 {
131     int i, fwd_size = 0, total_size = 0;
132     char *p;
133
134     if (!nr_exports) return 0;
135
136     fprintf( outfile, "asm(\".data\\n\"\n" );
137     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
138     fprintf( outfile, "    \"" __ASM_NAME("__wine_spec_exports") ":\\n\"\n" );
139
140     /* export directory header */
141
142     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* Characteristics */
143     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* TimeDateStamp */
144     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* MajorVersion/MinorVersion */
145     fprintf( outfile, "    \"\\t.long " __ASM_NAME("dllname") "\\n\"\n" ); /* Name */
146     fprintf( outfile, "    \"\\t.long %d\\n\"\n", Base );          /* Base */
147     fprintf( outfile, "    \"\\t.long %d\\n\"\n", nr_exports );    /* NumberOfFunctions */
148     fprintf( outfile, "    \"\\t.long %d\\n\"\n", nb_names );      /* NumberOfNames */
149     fprintf( outfile, "    \"\\t.long __wine_spec_exports_funcs\\n\"\n" ); /* AddressOfFunctions */
150     if (nb_names)
151     {
152         fprintf( outfile, "    \"\\t.long __wine_spec_exp_name_ptrs\\n\"\n" );     /* AddressOfNames */
153         fprintf( outfile, "    \"\\t.long __wine_spec_exp_ordinals\\n\"\n" );  /* AddressOfNameOrdinals */
154     }
155     else
156     {
157         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNames */
158         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNameOrdinals */
159     }
160     total_size += 10 * sizeof(int);
161
162     /* output the function pointers */
163
164     fprintf( outfile, "    \"__wine_spec_exports_funcs:\\n\"\n" );
165     for (i = Base; i <= Limit; i++)
166     {
167         ORDDEF *odp = Ordinals[i];
168         if (!odp) fprintf( outfile, "    \"\\t.long 0\\n\"\n" );
169         else switch(odp->type)
170         {
171         case TYPE_EXTERN:
172             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", odp->link_name );
173             break;
174         case TYPE_STDCALL:
175         case TYPE_VARARGS:
176         case TYPE_CDECL:
177             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n",
178                      (odp->flags & FLAG_REGISTER) ? make_internal_name(odp,"regs") : odp->link_name );
179             break;
180         case TYPE_STUB:
181             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", make_internal_name( odp, "stub" ) );
182             break;
183         case TYPE_VARIABLE:
184             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", make_internal_name( odp, "var" ) );
185             break;
186         case TYPE_FORWARD:
187             fprintf( outfile, "    \"\\t.long __wine_spec_forwards+%d\\n\"\n", fwd_size );
188             fwd_size += strlen(odp->link_name) + 1;
189             break;
190         default:
191             assert(0);
192         }
193     }
194     total_size += (Limit - Base + 1) * sizeof(int);
195
196     if (nb_names)
197     {
198         /* output the function name pointers */
199
200         int namepos = 0;
201
202         fprintf( outfile, "    \"__wine_spec_exp_name_ptrs:\\n\"\n" );
203         for (i = 0; i < nb_names; i++)
204         {
205             fprintf( outfile, "    \"\\t.long __wine_spec_exp_names+%d\\n\"\n", namepos );
206             namepos += strlen(Names[i]->name) + 1;
207         }
208         total_size += nb_names * sizeof(int);
209
210         /* output the function names */
211
212         fprintf( outfile, "    \"\\t.text\\n\"\n" );
213         fprintf( outfile, "    \"__wine_spec_exp_names:\\n\"\n" );
214         for (i = 0; i < nb_names; i++)
215             fprintf( outfile, "    \"\\t" STRING " \\\"%s\\\"\\n\"\n", Names[i]->name );
216         fprintf( outfile, "    \"\\t.data\\n\"\n" );
217
218         /* output the function ordinals */
219
220         fprintf( outfile, "    \"__wine_spec_exp_ordinals:\\n\"\n" );
221         for (i = 0; i < nb_names; i++)
222         {
223             fprintf( outfile, "    \"\\t.short %d\\n\"\n", Names[i]->ordinal - Base );
224         }
225         total_size += nb_names * sizeof(short);
226         if (nb_names % 2)
227         {
228             fprintf( outfile, "    \"\\t.short 0\\n\"\n" );
229             total_size += sizeof(short);
230         }
231     }
232
233     /* output forward strings */
234
235     if (fwd_size)
236     {
237         fprintf( outfile, "    \"__wine_spec_forwards:\\n\"\n" );
238         for (i = Base; i <= Limit; i++)
239         {
240             ORDDEF *odp = Ordinals[i];
241             if (odp && odp->type == TYPE_FORWARD)
242                 fprintf( outfile, "    \"\\t" STRING " \\\"%s\\\"\\n\"\n", odp->link_name );
243         }
244         fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
245         total_size += (fwd_size + 3) & ~3;
246     }
247
248     /* output relays */
249
250     if (debugging)
251     {
252         for (i = Base; i <= Limit; i++)
253         {
254             ORDDEF *odp = Ordinals[i];
255             unsigned int j, args, mask = 0;
256             const char *name;
257
258             /* skip non-existent entry points */
259             if (!odp) goto ignore;
260             /* skip non-functions */
261             if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) goto ignore;
262             /* skip norelay entry points */
263             if (odp->flags & FLAG_NORELAY) goto ignore;
264
265             for (j = 0; odp->u.func.arg_types[j]; j++)
266             {
267                 if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
268                 if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
269             }
270             if ((odp->flags & FLAG_RET64) && (j < 16)) mask |= 0x80000000;
271
272             name = odp->link_name;
273             args = strlen(odp->u.func.arg_types) * sizeof(int);
274             if (odp->flags & FLAG_REGISTER)
275             {
276                 name = make_internal_name( odp, "regs" );
277                 args |= 0x8000;
278             }
279
280             switch(odp->type)
281             {
282             case TYPE_STDCALL:
283                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
284                 fprintf( outfile, "    \"\\tret $0x%04x\\n\"\n", args );
285                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
286                 break;
287             case TYPE_CDECL:
288                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
289                 fprintf( outfile, "    \"\\tret\\n\"\n" );
290                 fprintf( outfile, "    \"\\t.short 0x%04x\\n\"\n", args );
291                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
292                 break;
293             default:
294                 assert(0);
295             }
296             continue;
297
298         ignore:
299             fprintf( outfile, "    \"\\t.long 0,0,0,0\\n\"\n" );
300         }
301     }
302
303
304     /* output __wine_dllexport symbols */
305
306     for (i = 0; i < nb_names; i++)
307     {
308         if (Names[i]->flags & FLAG_NOIMPORT) continue;
309         /* check for invalid characters in the name */
310         for (p = Names[i]->name; *p; p++)
311             if (!isalnum(*p) && *p != '_' && *p != '.') break;
312         if (*p) continue;
313         fprintf( outfile, "    \"\\t.globl " __ASM_NAME("__wine_dllexport_%s_%d_%s") "\\n\"\n",
314                  make_c_identifier(DLLFileName), i, Names[i]->name );
315         fprintf( outfile, "    \"" __ASM_NAME("__wine_dllexport_%s_%d_%s") ":\\n\"\n",
316                  make_c_identifier(DLLFileName), i, Names[i]->name );
317     }
318
319     /* output ordinal exports */
320
321     for (i = 0; i < nb_entry_points; i++)
322     {
323         ORDDEF *odp = EntryPoints[i];
324
325         if (odp->flags & FLAG_NOIMPORT) continue;
326         if (odp->name || !odp->export_name) continue;
327         /* check for invalid characters in the name */
328         for (p = odp->export_name; *p; p++)
329             if (!isalnum(*p) && *p != '_' && *p != '.') break;
330         if (*p) continue;
331         fprintf( outfile, "    \"\\t.globl " __ASM_NAME("__wine_ordexport_%s_%d_%s") "\\n\"\n",
332                  make_c_identifier(DLLFileName), odp->ordinal, odp->export_name );
333         fprintf( outfile, "    \"" __ASM_NAME("__wine_ordexport_%s_%d_%s") ":\\n\"\n",
334                  make_c_identifier(DLLFileName), odp->ordinal, odp->export_name );
335     }
336     fprintf( outfile, "    \"\\t.long 0xffffffff\\n\"\n" );
337
338     /* output variables */
339
340     for (i = 0; i < nb_entry_points; i++)
341     {
342         ORDDEF *odp = EntryPoints[i];
343         if (odp->type == TYPE_VARIABLE)
344         {
345             int j;
346             fprintf( outfile, "    \"%s:\\n\"\n", make_internal_name( odp, "var" ) );
347             fprintf( outfile, "    \"\\t.long " );
348             for (j = 0; j < odp->u.var.n_values; j++)
349             {
350                 fprintf( outfile, "0x%08x", odp->u.var.values[j] );
351                 if (j < odp->u.var.n_values-1) fputc( ',', outfile );
352             }
353             fprintf( outfile, "\\n\"\n" );
354         }
355     }
356
357     fprintf( outfile, "    \"\\t.text\\n\"\n" );
358     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
359     fprintf( outfile, ");\n\n" );
360
361     return total_size;
362 }
363
364
365 /*******************************************************************
366  *         output_stub_funcs
367  *
368  * Output the functions for stub entry points
369 */
370 static void output_stub_funcs( FILE *outfile )
371 {
372     int i;
373
374     for (i = 0; i < nb_entry_points; i++)
375     {
376         ORDDEF *odp = EntryPoints[i];
377         if (odp->type != TYPE_STUB) continue;
378         fprintf( outfile, "#ifdef __GNUC__\n" );
379         fprintf( outfile, "static void __wine_unimplemented( const char *func ) __attribute__((noreturn));\n" );
380         fprintf( outfile, "#endif\n\n" );
381         fprintf( outfile, "struct exc_record {\n" );
382         fprintf( outfile, "  unsigned int code, flags;\n" );
383         fprintf( outfile, "  void *rec, *addr;\n" );
384         fprintf( outfile, "  unsigned int params;\n" );
385         fprintf( outfile, "  const void *info[15];\n" );
386         fprintf( outfile, "};\n\n" );
387         fprintf( outfile, "extern void __stdcall RtlRaiseException( struct exc_record * );\n\n" );
388         fprintf( outfile, "static void __wine_unimplemented( const char *func )\n{\n" );
389         fprintf( outfile, "  struct exc_record rec;\n" );
390         fprintf( outfile, "  rec.code    = 0x%08x;\n", EXCEPTION_WINE_STUB );
391         fprintf( outfile, "  rec.flags   = %d;\n", EH_NONCONTINUABLE );
392         fprintf( outfile, "  rec.rec     = 0;\n" );
393         fprintf( outfile, "  rec.params  = 2;\n" );
394         fprintf( outfile, "  rec.info[0] = dllname;\n" );
395         fprintf( outfile, "  rec.info[1] = func;\n" );
396         fprintf( outfile, "#ifdef __GNUC__\n" );
397         fprintf( outfile, "  rec.addr = __builtin_return_address(1);\n" );
398         fprintf( outfile, "#else\n" );
399         fprintf( outfile, "  rec.addr = 0;\n" );
400         fprintf( outfile, "#endif\n" );
401         fprintf( outfile, "  for (;;) RtlRaiseException( &rec );\n}\n\n" );
402         break;
403     }
404
405     for (i = 0; i < nb_entry_points; i++)
406     {
407         ORDDEF *odp = EntryPoints[i];
408         if (odp->type != TYPE_STUB) continue;
409         fprintf( outfile, "void %s(void) ", make_internal_name( odp, "stub" ) );
410         if (odp->name)
411             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->name );
412         else if (odp->export_name)
413             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->export_name );
414         else
415             fprintf( outfile, "{ __wine_unimplemented(\"%d\"); }\n", odp->ordinal );
416     }
417 }
418
419
420 /*******************************************************************
421  *         output_register_funcs
422  *
423  * Output the functions for register entry points
424  */
425 static void output_register_funcs( FILE *outfile )
426 {
427     const char *name;
428     int i;
429
430     for (i = 0; i < nb_entry_points; i++)
431     {
432         ORDDEF *odp = EntryPoints[i];
433         if (odp->type != TYPE_STDCALL && odp->type != TYPE_CDECL) continue;
434         if (!(odp->flags & FLAG_REGISTER)) continue;
435         name = make_internal_name( odp, "regs" );
436         fprintf( outfile,
437                  "asm(\".align %d\\n\\t\"\n"
438                  "    \"" __ASM_FUNC("%s") "\\n\\t\"\n"
439                  "    \"" __ASM_NAME("%s") ":\\n\\t\"\n"
440                  "    \"call " __ASM_NAME("__wine_call_from_32_regs") "\\n\\t\"\n"
441                  "    \".long " __ASM_NAME("%s") "\\n\\t\"\n"
442                  "    \".byte %d,%d\");\n",
443                  get_alignment(4),
444                  name, name, odp->link_name,
445                  strlen(odp->u.func.arg_types) * sizeof(int),
446                  (odp->type == TYPE_CDECL) ? 0 : (strlen(odp->u.func.arg_types) * sizeof(int)) );
447     }
448 }
449
450
451 /*******************************************************************
452  *         output_dll_init
453  *
454  * Output code for calling a dll constructor and destructor.
455  */
456 void output_dll_init( FILE *outfile, const char *constructor, const char *destructor )
457 {
458     fprintf( outfile, "#ifndef __GNUC__\n" );
459     fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" );
460     fprintf( outfile, "#endif\n" );
461
462 #if defined(__i386__)
463     if (constructor)
464     {
465         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
466         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
467         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
468     }
469     if (destructor)
470     {
471         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
472         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
473         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
474     }
475 #elif defined(__sparc__)
476     if (constructor)
477     {
478         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
479         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
480         fprintf( outfile, "    \"\\tnop\\n\"\n" );
481         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
482     }
483     if (destructor)
484     {
485         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
486         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
487         fprintf( outfile, "    \"\\tnop\\n\"\n" );
488         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
489     }
490 #elif defined(__PPC__)
491     if (constructor)
492     {
493         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
494         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", constructor );
495         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
496     }
497     if (destructor)
498     {
499         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
500         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", destructor );
501         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
502     }
503 #else
504 #error You need to define the DLL constructor for your architecture
505 #endif
506     fprintf( outfile, "#ifndef __GNUC__\n" );
507     fprintf( outfile, "}\n" );
508     fprintf( outfile, "#endif\n" );
509 }
510
511
512 /*******************************************************************
513  *         BuildSpec32File
514  *
515  * Build a Win32 C file from a spec file.
516  */
517 void BuildSpec32File( FILE *outfile )
518 {
519     int exports_size = 0;
520     int nr_exports, nr_imports, nr_resources;
521     int characteristics, subsystem;
522     DWORD page_size;
523     char constructor[100];
524
525 #ifdef HAVE_GETPAGESIZE
526     page_size = getpagesize();
527 #elif defined(__svr4__)
528     page_size = sysconf(_SC_PAGESIZE);
529 #elif defined(_WINDOWS)
530     {
531         SYSTEM_INFO si;
532         GetSystemInfo(&si);
533         page_size = si.dwPageSize;
534     }
535 #else
536 #   error Cannot get the page size on this platform
537 #endif
538
539     AssignOrdinals();
540     nr_exports = Base <= Limit ? Limit - Base + 1 : 0;
541
542     resolve_imports();
543     output_standard_file_header( outfile );
544
545     /* Reserve some space for the PE header */
546
547     fprintf( outfile, "extern char pe_header[];\n" );
548     fprintf( outfile, "#ifndef __GNUC__\n" );
549     fprintf( outfile, "static void __asm__dummy_header(void) {\n" );
550     fprintf( outfile, "#endif\n" );
551     fprintf( outfile, "asm(\".section \\\".text\\\"\\n\\t\"\n" );
552     fprintf( outfile, "    \".align %d\\n\"\n", get_alignment(page_size) );
553     fprintf( outfile, "    \"" __ASM_NAME("pe_header") ":\\t.skip 65536\\n\\t\");\n" );
554     fprintf( outfile, "#ifndef __GNUC__\n" );
555     fprintf( outfile, "}\n" );
556     fprintf( outfile, "#endif\n" );
557
558     fprintf( outfile, "static const char dllname[] = \"%s\";\n\n", DLLFileName );
559     fprintf( outfile, "extern int __wine_spec_exports[];\n\n" );
560
561 #ifdef __i386__
562     fprintf( outfile, "#define __stdcall __attribute__((__stdcall__))\n\n" );
563 #else
564     fprintf( outfile, "#define __stdcall\n\n" );
565 #endif
566
567     if (nr_exports)
568     {
569         /* Output the stub functions */
570
571         output_stub_funcs( outfile );
572
573         fprintf( outfile, "#ifndef __GNUC__\n" );
574         fprintf( outfile, "static void __asm__dummy(void) {\n" );
575         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
576
577         /* Output code for all register functions */
578
579         output_register_funcs( outfile );
580
581         /* Output the exports and relay entry points */
582
583         exports_size = output_exports( outfile, nr_exports );
584
585         fprintf( outfile, "#ifndef __GNUC__\n" );
586         fprintf( outfile, "}\n" );
587         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
588     }
589
590     /* Output the DLL imports */
591
592     nr_imports = output_imports( outfile );
593
594     /* Output the resources */
595
596     nr_resources = output_resources( outfile );
597
598     /* Output LibMain function */
599
600     characteristics = subsystem = 0;
601     switch(SpecMode)
602     {
603     case SPEC_MODE_DLL:
604         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
605         characteristics = IMAGE_FILE_DLL;
606         break;
607     case SPEC_MODE_GUIEXE:
608         if (!init_func) init_func = "WinMain";
609         fprintf( outfile,
610                  "\ntypedef struct {\n"
611                  "    unsigned int cb;\n"
612                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
613                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
614                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
615                  "    unsigned short wShowWindow, cbReserved2;\n"
616                  "    char *lpReserved2;\n"
617                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
618                  "} STARTUPINFOA;\n"
619                  "int _ARGC;\n"
620                  "char **_ARGV;\n"
621                  "extern int __stdcall %s(void *,void *,char *,int);\n"
622                  "extern char * __stdcall GetCommandLineA(void);\n"
623                  "extern void * __stdcall GetModuleHandleA(char *);\n"
624                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
625                  "extern void __stdcall ExitProcess(unsigned int);\n"
626                  "static void __wine_exe_main(void)\n"
627                  "{\n"
628                  "    extern int __wine_main_argc;\n"
629                  "    extern char **__wine_main_argv;\n"
630                  "    STARTUPINFOA info;\n"
631                  "    char *cmdline = GetCommandLineA();\n"
632                  "    int bcount=0, in_quotes=0;\n"
633                  "    while (*cmdline) {\n"
634                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
635                  "        else if (*cmdline=='\\\\') bcount++;\n"
636                  "        else if (*cmdline=='\\\"') {\n"
637                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
638                  "            bcount=0;\n"
639                  "        }\n"
640                  "        else bcount=0;\n"
641                  "        cmdline++;\n"
642                  "    }\n"
643                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
644                  "    GetStartupInfoA( &info );\n"
645                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
646                  "    _ARGC = __wine_main_argc;\n"
647                  "    _ARGV = __wine_main_argv;\n"
648                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
649                  "}\n\n", init_func, init_func );
650         init_func = "__wine_exe_main";
651         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
652         break;
653     case SPEC_MODE_GUIEXE_UNICODE:
654         if (!init_func) init_func = "WinMain";
655         fprintf( outfile,
656                  "\ntypedef unsigned short WCHAR;\n"
657                  "typedef struct {\n"
658                  "    unsigned int cb;\n"
659                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
660                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
661                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
662                  "    unsigned short wShowWindow, cbReserved2;\n"
663                  "    char *lpReserved2;\n"
664                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
665                  "} STARTUPINFOA;\n"
666                  "int _ARGC;\n"
667                  "WCHAR **_ARGV;\n"
668                  "extern int __stdcall %s(void *,void *,char *,int);\n"
669                  "extern char * __stdcall GetCommandLineA(void);\n"
670                  "extern void * __stdcall GetModuleHandleA(char *);\n"
671                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
672                  "extern void __stdcall ExitProcess(unsigned int);\n"
673                  "static void __wine_exe_main(void)\n"
674                  "{\n"
675                  "    extern int __wine_main_argc;\n"
676                  "    extern WCHAR **__wine_main_wargv;\n"
677                  "    STARTUPINFOA info;\n"
678                  "    char *cmdline = GetCommandLineA();\n"
679                  "    int bcount=0, in_quotes=0;\n"
680                  "    while (*cmdline) {\n"
681                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
682                  "        else if (*cmdline=='\\\\') bcount++;\n"
683                  "        else if (*cmdline=='\\\"') {\n"
684                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
685                  "            bcount=0;\n"
686                  "        }\n"
687                  "        else bcount=0;\n"
688                  "        cmdline++;\n"
689                  "    }\n"
690                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
691                  "    GetStartupInfoA( &info );\n"
692                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
693                  "    _ARGC = __wine_main_argc;\n"
694                  "    _ARGV = __wine_main_wargv;\n"
695                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
696                  "}\n\n", init_func, init_func );
697         init_func = "__wine_exe_main";
698         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
699         break;
700     case SPEC_MODE_CUIEXE:
701         if (!init_func) init_func = "main";
702         fprintf( outfile,
703                  "\nint _ARGC;\n"
704                  "char **_ARGV;\n"
705                  "extern void __stdcall ExitProcess(int);\n"
706                  "static void __wine_exe_main(void)\n"
707                  "{\n"
708                  "    extern int %s( int argc, char *argv[] );\n"
709                  "    extern int __wine_main_argc;\n"
710                  "    extern char **__wine_main_argv;\n"
711                  "    _ARGC = __wine_main_argc;\n"
712                  "    _ARGV = __wine_main_argv;\n"
713                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
714                  "}\n\n", init_func, init_func );
715         init_func = "__wine_exe_main";
716         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
717         break;
718     case SPEC_MODE_CUIEXE_UNICODE:
719         if (!init_func) init_func = "wmain";
720         fprintf( outfile,
721                  "\ntypedef unsigned short WCHAR;\n"
722                  "int _ARGC;\n"
723                  "WCHAR **_ARGV;\n"
724                  "extern void __stdcall ExitProcess(int);\n"
725                  "static void __wine_exe_main(void)\n"
726                  "{\n"
727                  "    extern int %s( int argc, WCHAR *argv[] );\n"
728                  "    extern int __wine_main_argc;\n"
729                  "    extern WCHAR **__wine_main_wargv;\n"
730                  "    _ARGC = __wine_main_argc;\n"
731                  "    _ARGV = __wine_main_wargv;\n"
732                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
733                  "}\n\n", init_func, init_func );
734         init_func = "__wine_exe_main";
735         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
736         break;
737     }
738
739     /* Output the NT header */
740
741     /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
742     fprintf( outfile, "static const struct image_nt_headers\n{\n" );
743     fprintf( outfile, "  int Signature;\n" );
744     fprintf( outfile, "  struct file_header {\n" );
745     fprintf( outfile, "    short Machine;\n" );
746     fprintf( outfile, "    short NumberOfSections;\n" );
747     fprintf( outfile, "    int   TimeDateStamp;\n" );
748     fprintf( outfile, "    void *PointerToSymbolTable;\n" );
749     fprintf( outfile, "    int   NumberOfSymbols;\n" );
750     fprintf( outfile, "    short SizeOfOptionalHeader;\n" );
751     fprintf( outfile, "    short Characteristics;\n" );
752     fprintf( outfile, "  } FileHeader;\n" );
753     fprintf( outfile, "  struct opt_header {\n" );
754     fprintf( outfile, "    short Magic;\n" );
755     fprintf( outfile, "    char  MajorLinkerVersion, MinorLinkerVersion;\n" );
756     fprintf( outfile, "    int   SizeOfCode;\n" );
757     fprintf( outfile, "    int   SizeOfInitializedData;\n" );
758     fprintf( outfile, "    int   SizeOfUninitializedData;\n" );
759     fprintf( outfile, "    void *AddressOfEntryPoint;\n" );
760     fprintf( outfile, "    void *BaseOfCode;\n" );
761     fprintf( outfile, "    void *BaseOfData;\n" );
762     fprintf( outfile, "    void *ImageBase;\n" );
763     fprintf( outfile, "    int   SectionAlignment;\n" );
764     fprintf( outfile, "    int   FileAlignment;\n" );
765     fprintf( outfile, "    short MajorOperatingSystemVersion;\n" );
766     fprintf( outfile, "    short MinorOperatingSystemVersion;\n" );
767     fprintf( outfile, "    short MajorImageVersion;\n" );
768     fprintf( outfile, "    short MinorImageVersion;\n" );
769     fprintf( outfile, "    short MajorSubsystemVersion;\n" );
770     fprintf( outfile, "    short MinorSubsystemVersion;\n" );
771     fprintf( outfile, "    int   Win32VersionValue;\n" );
772     fprintf( outfile, "    int   SizeOfImage;\n" );
773     fprintf( outfile, "    int   SizeOfHeaders;\n" );
774     fprintf( outfile, "    int   CheckSum;\n" );
775     fprintf( outfile, "    short Subsystem;\n" );
776     fprintf( outfile, "    short DllCharacteristics;\n" );
777     fprintf( outfile, "    int   SizeOfStackReserve;\n" );
778     fprintf( outfile, "    int   SizeOfStackCommit;\n" );
779     fprintf( outfile, "    int   SizeOfHeapReserve;\n" );
780     fprintf( outfile, "    int   SizeOfHeapCommit;\n" );
781     fprintf( outfile, "    int   LoaderFlags;\n" );
782     fprintf( outfile, "    int   NumberOfRvaAndSizes;\n" );
783     fprintf( outfile, "    struct { const void *VirtualAddress; int Size; } DataDirectory[%d];\n",
784              IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
785     fprintf( outfile, "  } OptionalHeader;\n" );
786     fprintf( outfile, "} nt_header = {\n" );
787     fprintf( outfile, "  0x%04x,\n", IMAGE_NT_SIGNATURE );   /* Signature */
788
789     fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 );  /* Machine */
790     fprintf( outfile, "    0, 0, 0, 0,\n" );
791     fprintf( outfile, "    sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
792     fprintf( outfile, "    0x%04x },\n", characteristics );        /* Characteristics */
793
794     fprintf( outfile, "  { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC );  /* Magic */
795     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorLinkerVersion */
796     fprintf( outfile, "    0, 0, 0,\n" );                /* SizeOfCode/Data */
797     fprintf( outfile, "    %s,\n", init_func ? init_func : "0" );  /* AddressOfEntryPoint */
798     fprintf( outfile, "    0, 0,\n" );                   /* BaseOfCode/Data */
799     fprintf( outfile, "    pe_header,\n" );              /* ImageBase */
800     fprintf( outfile, "    %ld,\n", page_size );         /* SectionAlignment */
801     fprintf( outfile, "    %ld,\n", page_size );         /* FileAlignment */
802     fprintf( outfile, "    1, 0,\n" );                   /* Major/MinorOperatingSystemVersion */
803     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorImageVersion */
804     fprintf( outfile, "    4, 0,\n" );                   /* Major/MinorSubsystemVersion */
805     fprintf( outfile, "    0,\n" );                      /* Win32VersionValue */
806     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfImage */
807     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfHeaders */
808     fprintf( outfile, "    0,\n" );                      /* CheckSum */
809     fprintf( outfile, "    0x%04x,\n", subsystem );      /* Subsystem */
810     fprintf( outfile, "    0,\n" );                      /* DllCharacteristics */
811     fprintf( outfile, "    %d, 0,\n", stack_size*1024 ); /* SizeOfStackReserve/Commit */
812     fprintf( outfile, "    %d, 0,\n", DLLHeapSize*1024 );/* SizeOfHeapReserve/Commit */
813     fprintf( outfile, "    0,\n" );                      /* LoaderFlags */
814     fprintf( outfile, "    %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES );  /* NumberOfRvaAndSizes */
815     fprintf( outfile, "    {\n" );
816     fprintf( outfile, "      { %s, %d },\n",  /* IMAGE_DIRECTORY_ENTRY_EXPORT */
817              exports_size ? "__wine_spec_exports" : "0", exports_size );
818     fprintf( outfile, "      { %s, %s },\n",  /* IMAGE_DIRECTORY_ENTRY_IMPORT */
819              nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" );
820     fprintf( outfile, "      { %s, %s },\n",   /* IMAGE_DIRECTORY_ENTRY_RESOURCE */
821              nr_resources ? "&resources" : "0", nr_resources ? "sizeof(resources)" : "0" );
822     fprintf( outfile, "    }\n  }\n};\n\n" );
823
824     /* Output the DLL constructor */
825
826     sprintf( constructor, "__wine_spec_%s_init", make_c_identifier(DLLFileName) );
827     output_dll_init( outfile, constructor, NULL );
828
829     fprintf( outfile,
830              "void %s(void)\n"
831              "{\n"
832              "    extern void __wine_dll_register( const struct image_nt_headers *, const char * );\n"
833              "    extern void *__wine_dbg_register( char * const *, int );\n"
834              "    __wine_dll_register( &nt_header, \"%s\" );\n"
835              "}\n",
836              constructor, DLLFileName );
837 }
838
839
840 /*******************************************************************
841  *         BuildDef32File
842  *
843  * Build a Win32 def file from a spec file.
844  */
845 void BuildDef32File(FILE *outfile)
846 {
847     const char *name;
848     int i;
849
850     AssignOrdinals();
851
852     fprintf(outfile, "; File generated automatically from %s; do not edit!\n\n",
853             input_file_name );
854
855     fprintf(outfile, "LIBRARY %s\n\n", DLLFileName);
856
857     fprintf(outfile, "EXPORTS\n");
858
859     /* Output the exports and relay entry points */
860
861     for(i = 0; i < nb_entry_points; i++)
862     {
863         ORDDEF *odp = EntryPoints[i];
864
865         if (!odp) continue;
866         if (odp->flags & FLAG_NOIMPORT) continue;
867         if (odp->type == TYPE_STUB) continue;
868
869         if (odp->name) name = odp->name;
870         else if (odp->export_name) name = odp->export_name;
871         else continue;
872
873         fprintf(outfile, "  %s", name);
874
875         switch(odp->type)
876         {
877         case TYPE_EXTERN:
878         case TYPE_VARARGS:
879         case TYPE_CDECL:
880         case TYPE_VARIABLE:
881             /* try to reduce output */
882             if(strcmp(name, odp->link_name))
883                 fprintf(outfile, "=%s", odp->link_name);
884             break;
885         case TYPE_STDCALL:
886         {
887 #ifdef NEED_STDCALL_DECORATION
888             int at_param = strlen(odp->u.func.arg_types) * sizeof(int);
889             fprintf(outfile, "@%d", at_param);
890 #endif /* NEED_STDCALL_DECORATION */
891             /* try to reduce output */
892             if(strcmp(name, odp->link_name))
893             {
894                 fprintf(outfile, "=%s", odp->link_name);
895 #ifdef NEED_STDCALL_DECORATION
896                 fprintf(outfile, "@%d", at_param);
897 #endif /* NEED_STDCALL_DECORATION */
898             }
899             break;
900         }
901         case TYPE_FORWARD:
902             fprintf(outfile, "=%s", odp->link_name);
903             break;
904         default:
905             assert(0);
906         }
907         fprintf(outfile, " @%d%s\n", odp->ordinal, odp->name ? "" : " NONAME" );
908     }
909 }
910
911
912 /*******************************************************************
913  *         BuildDebugFile
914  *
915  * Build the debugging channels source file.
916  */
917 void BuildDebugFile( FILE *outfile, const char *srcdir, char **argv )
918 {
919     int nr_debug;
920     char *prefix, *p;
921
922     while (*argv) parse_debug_channels( srcdir, *argv++ );
923
924     output_standard_file_header( outfile );
925     nr_debug = output_debug( outfile );
926     if (!nr_debug)
927     {
928         fprintf( outfile, "/* no debug channels found for this module */\n" );
929         return;
930     }
931
932     if (output_file_name)
933     {
934         if ((p = strrchr( output_file_name, '/' ))) p++;
935         prefix = xstrdup( p ? p : output_file_name );
936         if ((p = strchr( prefix, '.' ))) *p = 0;
937         strcpy( p, make_c_identifier(p) );
938     }
939     else prefix = xstrdup( "_" );
940
941     /* Output the DLL constructor */
942
943     fprintf( outfile,
944              "#ifdef __GNUC__\n"
945              "static void __wine_dbg_%s_init(void) __attribute__((constructor));\n"
946              "static void __wine_dbg_%s_fini(void) __attribute__((destructor));\n"
947              "#else\n"
948              "static void __asm__dummy_dll_init(void) {\n",
949              prefix, prefix );
950
951 #if defined(__i386__)
952     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
953     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
954     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
955     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
956     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
957 #elif defined(__sparc__)
958     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
959     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
960     fprintf( outfile, "    \"\\tnop\\n\"\n" );
961     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
962     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
963     fprintf( outfile, "    \"\\tnop\\n\"\n" );
964     fprintf( outfile, "    \"\\t.section\t\\\".text\\\"\\n\");\n" );
965 #elif defined(__PPC__)
966     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
967     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
968     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
969     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
970     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
971 #else
972 #error You need to define the DLL constructor for your architecture
973 #endif
974     fprintf( outfile, "}\n#endif /* defined(__GNUC__) */\n" );
975
976     fprintf( outfile,
977              "\n#ifdef __GNUC__\n"
978              "static\n"
979              "#endif\n"
980              "void __wine_dbg_%s_init(void)\n"
981              "{\n"
982              "    extern void *__wine_dbg_register( char * const *, int );\n"
983              "    debug_registration = __wine_dbg_register( debug_channels, %d );\n"
984              "}\n", prefix, nr_debug );
985     fprintf( outfile,
986              "\n#ifdef __GNUC__\n"
987              "static\n"
988              "#endif\n"
989              "void __wine_dbg_%s_fini(void)\n"
990              "{\n"
991              "    extern void __wine_dbg_unregister( void* );\n"
992              "    __wine_dbg_unregister( debug_registration );\n"
993              "}\n", prefix );
994
995     free( prefix );
996 }