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gdiplus: Add support for converting RGB formats to 8bpp indexed.
[wine/multimedia.git] / tools / winebuild / spec32.c
blob7892f222f795008f0febca5156714b501210dbf7
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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
25 #include "config.h"
26 #include "wine/port.h"
27
28 #include <assert.h>
29 #include <ctype.h>
30 #include <stdarg.h>
31 #include <string.h>
32
33 #include "build.h"
34
35 #define IMAGE_FILE_MACHINE_UNKNOWN 0
36 #define IMAGE_FILE_MACHINE_I386 0x014c
37 #define IMAGE_FILE_MACHINE_POWERPC 0x01f0
38 #define IMAGE_FILE_MACHINE_AMD64 0x8664
39 #define IMAGE_FILE_MACHINE_ARMV7 0x01C4
40 /* Wine extension */
41 #define IMAGE_FILE_MACHINE_SPARC 0x2000
42
43 #define IMAGE_SIZEOF_NT_OPTIONAL32_HEADER 224
44 #define IMAGE_SIZEOF_NT_OPTIONAL64_HEADER 240
45
46 #define IMAGE_NT_OPTIONAL_HDR32_MAGIC 0x10b
47 #define IMAGE_NT_OPTIONAL_HDR64_MAGIC 0x20b
48 #define IMAGE_ROM_OPTIONAL_HDR_MAGIC 0x107
49
50 /* check if entry point needs a relay thunk */
51 static inline int needs_relay( const ORDDEF *odp )
52 {
53 /* skip nonexistent entry points */
54 if (!odp) return 0;
55 /* skip non-functions */
56 switch (odp->type)
57 {
58 case TYPE_STDCALL:
59 case TYPE_CDECL:
60 case TYPE_THISCALL:
61 break;
62 case TYPE_STUB:
63 if (odp->u.func.nb_args != -1) break;
64 /* fall through */
65 default:
66 return 0;
67 }
68 /* skip norelay and forward entry points */
69 if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) return 0;
70 /* skip register entry points on x86_64 */
71 if (target_cpu == CPU_x86_64 && (odp->flags & FLAG_REGISTER)) return 0;
72 return 1;
73 }
74
75 static int is_float_arg( const ORDDEF *odp, int arg )
76 {
77 if (arg >= odp->u.func.nb_args) return 0;
78 return (odp->u.func.args[arg] == ARG_FLOAT || odp->u.func.args[arg] == ARG_DOUBLE);
79 }
80
81 /* check if dll will output relay thunks */
82 int has_relays( DLLSPEC *spec )
83 {
84 int i;
85
86 if (target_cpu != CPU_x86 && target_cpu != CPU_x86_64 && target_cpu != CPU_ARM) return 0;
87
88 for (i = spec->base; i <= spec->limit; i++)
89 {
90 ORDDEF *odp = spec->ordinals[i];
91 if (needs_relay( odp )) return 1;
92 }
93 return 0;
94 }
95
96 /*******************************************************************
97 * output_relay_debug
98 *
99 * Output entry points for relay debugging
100 */
101 static void output_relay_debug( DLLSPEC *spec )
102 {
103 int i, j;
104 unsigned int pos, args, flags;
105
106 /* first the table of entry point offsets */
107
108 output( "\t%s\n", get_asm_rodata_section() );
109 output( "\t.align %d\n", get_alignment(4) );
110 output( ".L__wine_spec_relay_entry_point_offsets:\n" );
111
112 for (i = spec->base; i <= spec->limit; i++)
113 {
114 ORDDEF *odp = spec->ordinals[i];
115
116 if (needs_relay( odp ))
117 output( "\t.long .L__wine_spec_relay_entry_point_%d-__wine_spec_relay_entry_points\n", i );
118 else
119 output( "\t.long 0\n" );
120 }
121
122 /* then the table of argument types */
123
124 output( "\t.align %d\n", get_alignment(4) );
125 output( ".L__wine_spec_relay_arg_types:\n" );
126
127 for (i = spec->base; i <= spec->limit; i++)
128 {
129 ORDDEF *odp = spec->ordinals[i];
130 unsigned int mask = 0;
131
132 if (needs_relay( odp ))
133 {
134 for (j = pos = 0; pos < 16 && j < odp->u.func.nb_args; j++)
135 {
136 switch (odp->u.func.args[j])
137 {
138 case ARG_STR: mask |= 1 << (2 * pos++); break;
139 case ARG_WSTR: mask |= 2 << (2 * pos++); break;
140 case ARG_INT64:
141 case ARG_DOUBLE: pos += 8 / get_ptr_size(); break;
142 case ARG_INT128: pos += (target_cpu == CPU_x86) ? 4 : 1; break;
143 default: pos++; break;
144 }
145 }
146 }
147 output( "\t.long 0x%08x\n", mask );
148 }
149
150 /* then the relay thunks */
151
152 output( "\t.text\n" );
153 output( "__wine_spec_relay_entry_points:\n" );
154 output( "\tnop\n" ); /* to avoid 0 offset */
155
156 for (i = spec->base; i <= spec->limit; i++)
157 {
158 ORDDEF *odp = spec->ordinals[i];
159
160 if (!needs_relay( odp )) continue;
161
162 output( "\t.align %d\n", get_alignment(4) );
163 output( ".L__wine_spec_relay_entry_point_%d:\n", i );
164 output_cfi( ".cfi_startproc" );
165
166 args = get_args_size(odp) / get_ptr_size();
167 flags = 0;
168
169 switch (target_cpu)
170 {
171 case CPU_x86:
172 if (odp->type == TYPE_THISCALL) /* add the this pointer */
173 {
174 output( "\tpopl %%eax\n" );
175 output( "\tpushl %%ecx\n" );
176 output( "\tpushl %%eax\n" );
177 flags |= 2;
178 }
179 if (odp->flags & FLAG_REGISTER)
180 output( "\tpushl %%eax\n" );
181 else
182 output( "\tpushl %%esp\n" );
183 output_cfi( ".cfi_adjust_cfa_offset 4" );
184
185 if (odp->flags & FLAG_RET64) flags |= 1;
186 output( "\tpushl $%u\n", (flags << 24) | (args << 16) | (i - spec->base) );
187 output_cfi( ".cfi_adjust_cfa_offset 4" );
188
189 if (UsePIC)
190 {
191 output( "\tcall %s\n", asm_name("__wine_spec_get_pc_thunk_eax") );
192 output( "1:\tleal .L__wine_spec_relay_descr-1b(%%eax),%%eax\n" );
193 }
194 else output( "\tmovl $.L__wine_spec_relay_descr,%%eax\n" );
195 output( "\tpushl %%eax\n" );
196 output_cfi( ".cfi_adjust_cfa_offset 4" );
197
198 if (odp->flags & FLAG_REGISTER)
199 {
200 output( "\tcall *8(%%eax)\n" );
201 }
202 else
203 {
204 output( "\tcall *4(%%eax)\n" );
205 output_cfi( ".cfi_adjust_cfa_offset -12" );
206 if (odp->type == TYPE_STDCALL || odp->type == TYPE_THISCALL)
207 output( "\tret $%u\n", args * get_ptr_size() );
208 else
209 output( "\tret\n" );
210 }
211 break;
212
213 case CPU_ARM:
214 switch (args)
215 {
216 default: output( "\tpush {r0-r3}\n" ); break;
217 case 3: output( "\tpush {r0-r2}\n" ); break;
218 case 2: output( "\tpush {r0-r1}\n" ); break;
219 case 1: output( "\tpush {r0}\n" ); break;
220 case 0: break;
221 }
222 output( "\tpush {LR}\n" );
223 output( "\tmov r2, SP\n");
224 if (odp->flags & FLAG_RET64) flags |= 1;
225 output( "\tmov r1, #%u\n", (flags << 24) );
226 if (args) output( "\tadd r1, #%u\n", (args << 16) );
227 if ((i - spec->base) & 0xf000) output( "\tadd r1, #%u\n", (i - spec->base) & 0xf000 );
228 if ((i - spec->base) & 0x0f00) output( "\tadd r1, #%u\n", (i - spec->base) & 0x0f00 );
229 if ((i - spec->base) & 0x00f0) output( "\tadd r1, #%u\n", (i - spec->base) & 0x00f0 );
230 if ((i - spec->base) & 0x000f) output( "\tadd r1, #%u\n", (i - spec->base) & 0x000f );
231 output( "\tldr r0, [PC, #0]\n");
232 output( "\tmov PC, PC\n");
233 output( "\t.long .L__wine_spec_relay_descr\n" );
234 output( "\tldr r3, [r0, #4]\n");
235 output( "\tblx r3\n");
236 output( "\tpop {r3}\n" );
237 if (args) output( "\tadd SP, SP, #%u\n", min(args*4, 16) );
238 output( "\tbx r3\n");
239 break;
240
241 case CPU_x86_64:
242 output( "\tsubq $40,%%rsp\n" );
243 output_cfi( ".cfi_adjust_cfa_offset 40" );
244 switch (args)
245 {
246 default: output( "\tmovq %%%s,72(%%rsp)\n", is_float_arg( odp, 3 ) ? "xmm3" : "r9" );
247 /* fall through */
248 case 3: output( "\tmovq %%%s,64(%%rsp)\n", is_float_arg( odp, 2 ) ? "xmm2" : "r8" );
249 /* fall through */
250 case 2: output( "\tmovq %%%s,56(%%rsp)\n", is_float_arg( odp, 1 ) ? "xmm1" : "rdx" );
251 /* fall through */
252 case 1: output( "\tmovq %%%s,48(%%rsp)\n", is_float_arg( odp, 0 ) ? "xmm0" : "rcx" );
253 /* fall through */
254 case 0: break;
255 }
256 output( "\tleaq 40(%%rsp),%%r8\n" );
257 output( "\tmovq $%u,%%rdx\n", (flags << 24) | (args << 16) | (i - spec->base) );
258 output( "\tleaq .L__wine_spec_relay_descr(%%rip),%%rcx\n" );
259 output( "\tcallq *8(%%rcx)\n" );
260 output( "\taddq $40,%%rsp\n" );
261 output_cfi( ".cfi_adjust_cfa_offset -40" );
262 output( "\tret\n" );
263 break;
264
265 default:
266 assert(0);
267 }
268 output_cfi( ".cfi_endproc" );
269 }
270 }
271
272 /*******************************************************************
273 * output_exports
274 *
275 * Output the export table for a Win32 module.
276 */
277 void output_exports( DLLSPEC *spec )
278 {
279 int i, fwd_size = 0;
280 int nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
281
282 if (!nr_exports) return;
283
284 output( "\n/* export table */\n\n" );
285 output( "\t.data\n" );
286 output( "\t.align %d\n", get_alignment(4) );
287 output( ".L__wine_spec_exports:\n" );
288
289 /* export directory header */
290
291 output( "\t.long 0\n" ); /* Characteristics */
292 output( "\t.long 0\n" ); /* TimeDateStamp */
293 output( "\t.long 0\n" ); /* MajorVersion/MinorVersion */
294 output( "\t.long .L__wine_spec_exp_names-.L__wine_spec_rva_base\n" ); /* Name */
295 output( "\t.long %u\n", spec->base ); /* Base */
296 output( "\t.long %u\n", nr_exports ); /* NumberOfFunctions */
297 output( "\t.long %u\n", spec->nb_names ); /* NumberOfNames */
298 output( "\t.long .L__wine_spec_exports_funcs-.L__wine_spec_rva_base\n" ); /* AddressOfFunctions */
299 if (spec->nb_names)
300 {
301 output( "\t.long .L__wine_spec_exp_name_ptrs-.L__wine_spec_rva_base\n" ); /* AddressOfNames */
302 output( "\t.long .L__wine_spec_exp_ordinals-.L__wine_spec_rva_base\n" ); /* AddressOfNameOrdinals */
303 }
304 else
305 {
306 output( "\t.long 0\n" ); /* AddressOfNames */
307 output( "\t.long 0\n" ); /* AddressOfNameOrdinals */
308 }
309
310 /* output the function pointers */
311
312 output( "\n.L__wine_spec_exports_funcs:\n" );
313 for (i = spec->base; i <= spec->limit; i++)
314 {
315 ORDDEF *odp = spec->ordinals[i];
316 if (!odp) output( "\t%s 0\n", get_asm_ptr_keyword() );
317 else switch(odp->type)
318 {
319 case TYPE_EXTERN:
320 case TYPE_STDCALL:
321 case TYPE_VARARGS:
322 case TYPE_CDECL:
323 case TYPE_THISCALL:
324 if (odp->flags & FLAG_FORWARD)
325 {
326 output( "\t%s .L__wine_spec_forwards+%u\n", get_asm_ptr_keyword(), fwd_size );
327 fwd_size += strlen(odp->link_name) + 1;
328 }
329 else if (odp->flags & FLAG_EXT_LINK)
330 {
331 output( "\t%s %s_%s\n",
332 get_asm_ptr_keyword(), asm_name("__wine_spec_ext_link"), odp->link_name );
333 }
334 else
335 {
336 output( "\t%s %s\n", get_asm_ptr_keyword(), asm_name(odp->link_name) );
337 }
338 break;
339 case TYPE_STUB:
340 output( "\t%s %s\n", get_asm_ptr_keyword(),
341 asm_name( get_stub_name( odp, spec )) );
342 break;
343 default:
344 assert(0);
345 }
346 }
347
348 if (spec->nb_names)
349 {
350 /* output the function name pointers */
351
352 int namepos = strlen(spec->file_name) + 1;
353
354 output( "\n.L__wine_spec_exp_name_ptrs:\n" );
355 for (i = 0; i < spec->nb_names; i++)
356 {
357 output( "\t.long .L__wine_spec_exp_names+%u-.L__wine_spec_rva_base\n", namepos );
358 namepos += strlen(spec->names[i]->name) + 1;
359 }
360
361 /* output the function ordinals */
362
363 output( "\n.L__wine_spec_exp_ordinals:\n" );
364 for (i = 0; i < spec->nb_names; i++)
365 {
366 output( "\t%s %d\n",
367 get_asm_short_keyword(), spec->names[i]->ordinal - spec->base );
368 }
369 if (spec->nb_names % 2)
370 {
371 output( "\t%s 0\n", get_asm_short_keyword() );
372 }
373 }
374
375 /* output the export name strings */
376
377 output( "\n.L__wine_spec_exp_names:\n" );
378 output( "\t%s \"%s\"\n", get_asm_string_keyword(), spec->file_name );
379 for (i = 0; i < spec->nb_names; i++)
380 output( "\t%s \"%s\"\n",
381 get_asm_string_keyword(), spec->names[i]->name );
382
383 /* output forward strings */
384
385 if (fwd_size)
386 {
387 output( "\n.L__wine_spec_forwards:\n" );
388 for (i = spec->base; i <= spec->limit; i++)
389 {
390 ORDDEF *odp = spec->ordinals[i];
391 if (odp && (odp->flags & FLAG_FORWARD))
392 output( "\t%s \"%s\"\n", get_asm_string_keyword(), odp->link_name );
393 }
394 }
395 output( "\t.align %d\n", get_alignment(get_ptr_size()) );
396 output( ".L__wine_spec_exports_end:\n" );
397
398 /* output relays */
399
400 if (!has_relays( spec ))
401 {
402 output( "\t%s 0\n", get_asm_ptr_keyword() );
403 return;
404 }
405
406 output( ".L__wine_spec_relay_descr:\n" );
407 output( "\t%s 0xdeb90001\n", get_asm_ptr_keyword() ); /* magic */
408 output( "\t%s 0,0\n", get_asm_ptr_keyword() ); /* relay funcs */
409 output( "\t%s 0\n", get_asm_ptr_keyword() ); /* private data */
410 output( "\t%s __wine_spec_relay_entry_points\n", get_asm_ptr_keyword() );
411 output( "\t%s .L__wine_spec_relay_entry_point_offsets\n", get_asm_ptr_keyword() );
412 output( "\t%s .L__wine_spec_relay_arg_types\n", get_asm_ptr_keyword() );
413
414 output_relay_debug( spec );
415 }
416
417
418 /*******************************************************************
419 * output_asm_constructor
420 *
421 * Output code for calling a dll constructor.
422 */
423 static void output_asm_constructor( const char *constructor )
424 {
425 if (target_platform == PLATFORM_APPLE)
426 {
427 /* Mach-O doesn't have an init section */
428 output( "\n\t.mod_init_func\n" );
429 output( "\t.align %d\n", get_alignment(4) );
430 output( "\t.long %s\n", asm_name(constructor) );
431 }
432 else
433 {
434 switch(target_cpu)
435 {
436 case CPU_x86:
437 case CPU_x86_64:
438 output( "\n\t.section \".init\",\"ax\"\n" );
439 output( "\tcall %s\n", asm_name(constructor) );
440 break;
441 case CPU_SPARC:
442 output( "\n\t.section \".init\",\"ax\"\n" );
443 output( "\tcall %s\n", asm_name(constructor) );
444 output( "\tnop\n" );
445 break;
446 case CPU_ARM:
447 output( "\n\t.section \".text\",\"ax\"\n" );
448 output( "\tblx %s\n", asm_name(constructor) );
449 break;
450 case CPU_POWERPC:
451 output( "\n\t.section \".init\",\"ax\"\n" );
452 output( "\tbl %s\n", asm_name(constructor) );
453 break;
454 }
455 }
456 }
457
458
459 /*******************************************************************
460 * output_module
461 *
462 * Output the module data.
463 */
464 void output_module( DLLSPEC *spec )
465 {
466 int machine = 0;
467 unsigned int page_size = get_page_size();
468
469 /* Reserve some space for the PE header */
470
471 switch (target_platform)
472 {
473 case PLATFORM_APPLE:
474 output( "\t.text\n" );
475 output( "\t.align %d\n", get_alignment(page_size) );
476 output( "__wine_spec_pe_header:\n" );
477 output( "\t.space 65536\n" );
478 break;
479 case PLATFORM_SOLARIS:
480 output( "\n\t.section \".text\",\"ax\"\n" );
481 output( "__wine_spec_pe_header:\n" );
482 output( "\t.skip %u\n", 65536 + page_size );
483 break;
484 default:
485 switch(target_cpu)
486 {
487 case CPU_x86:
488 case CPU_x86_64:
489 case CPU_SPARC:
490 output( "\n\t.section \".init\",\"ax\"\n" );
491 output( "\tjmp 1f\n" );
492 break;
493 case CPU_ARM:
494 output( "\n\t.section \".text\",\"ax\"\n" );
495 output( "\tb 1f\n" );
496 break;
497 case CPU_POWERPC:
498 output( "\n\t.section \".init\",\"ax\"\n" );
499 output( "\tb 1f\n" );
500 break;
501 }
502 output( "__wine_spec_pe_header:\n" );
503 output( "\t.skip %u\n", 65536 + page_size );
504 output( "1:\n" );
505 break;
506 }
507
508 /* Output the NT header */
509
510 output( "\n\t.data\n" );
511 output( "\t.align %d\n", get_alignment(get_ptr_size()) );
512 output( "%s\n", asm_globl("__wine_spec_nt_header") );
513 output( ".L__wine_spec_rva_base:\n" );
514
515 output( "\t.long 0x4550\n" ); /* Signature */
516 switch(target_cpu)
517 {
518 case CPU_x86: machine = IMAGE_FILE_MACHINE_I386; break;
519 case CPU_x86_64: machine = IMAGE_FILE_MACHINE_AMD64; break;
520 case CPU_ARM: machine = IMAGE_FILE_MACHINE_ARMV7; break;
521 case CPU_POWERPC: machine = IMAGE_FILE_MACHINE_POWERPC; break;
522 case CPU_SPARC: machine = IMAGE_FILE_MACHINE_SPARC; break;
523 }
524 output( "\t%s 0x%04x\n", /* Machine */
525 get_asm_short_keyword(), machine );
526 output( "\t%s 0\n", /* NumberOfSections */
527 get_asm_short_keyword() );
528 output( "\t.long 0\n" ); /* TimeDateStamp */
529 output( "\t.long 0\n" ); /* PointerToSymbolTable */
530 output( "\t.long 0\n" ); /* NumberOfSymbols */
531 output( "\t%s %d\n", /* SizeOfOptionalHeader */
532 get_asm_short_keyword(),
533 get_ptr_size() == 8 ? IMAGE_SIZEOF_NT_OPTIONAL64_HEADER : IMAGE_SIZEOF_NT_OPTIONAL32_HEADER );
534 output( "\t%s 0x%04x\n", /* Characteristics */
535 get_asm_short_keyword(), spec->characteristics );
536 output( "\t%s 0x%04x\n", /* Magic */
537 get_asm_short_keyword(),
538 get_ptr_size() == 8 ? IMAGE_NT_OPTIONAL_HDR64_MAGIC : IMAGE_NT_OPTIONAL_HDR32_MAGIC );
539 output( "\t.byte 0\n" ); /* MajorLinkerVersion */
540 output( "\t.byte 0\n" ); /* MinorLinkerVersion */
541 output( "\t.long 0\n" ); /* SizeOfCode */
542 output( "\t.long 0\n" ); /* SizeOfInitializedData */
543 output( "\t.long 0\n" ); /* SizeOfUninitializedData */
544 /* note: we expand the AddressOfEntryPoint field on 64-bit by overwriting the BaseOfCode field */
545 output( "\t%s %s\n", /* AddressOfEntryPoint */
546 get_asm_ptr_keyword(), spec->init_func ? asm_name(spec->init_func) : "0" );
547 if (get_ptr_size() == 4)
548 {
549 output( "\t.long 0\n" ); /* BaseOfCode */
550 output( "\t.long 0\n" ); /* BaseOfData */
551 }
552 output( "\t%s __wine_spec_pe_header\n", /* ImageBase */
553 get_asm_ptr_keyword() );
554 output( "\t.long %u\n", page_size ); /* SectionAlignment */
555 output( "\t.long %u\n", page_size ); /* FileAlignment */
556 output( "\t%s 1,0\n", /* Major/MinorOperatingSystemVersion */
557 get_asm_short_keyword() );
558 output( "\t%s 0,0\n", /* Major/MinorImageVersion */
559 get_asm_short_keyword() );
560 output( "\t%s %u,%u\n", /* Major/MinorSubsystemVersion */
561 get_asm_short_keyword(), spec->subsystem_major, spec->subsystem_minor );
562 output( "\t.long 0\n" ); /* Win32VersionValue */
563 output( "\t.long %s-.L__wine_spec_rva_base\n", /* SizeOfImage */
564 asm_name("_end") );
565 output( "\t.long %u\n", page_size ); /* SizeOfHeaders */
566 output( "\t.long 0\n" ); /* CheckSum */
567 output( "\t%s 0x%04x\n", /* Subsystem */
568 get_asm_short_keyword(), spec->subsystem );
569 output( "\t%s 0x%04x\n", /* DllCharacteristics */
570 get_asm_short_keyword(), spec->dll_characteristics );
571 output( "\t%s %u,%u\n", /* SizeOfStackReserve/Commit */
572 get_asm_ptr_keyword(), (spec->stack_size ? spec->stack_size : 1024) * 1024, page_size );
573 output( "\t%s %u,%u\n", /* SizeOfHeapReserve/Commit */
574 get_asm_ptr_keyword(), (spec->heap_size ? spec->heap_size : 1024) * 1024, page_size );
575 output( "\t.long 0\n" ); /* LoaderFlags */
576 output( "\t.long 16\n" ); /* NumberOfRvaAndSizes */
577
578 if (spec->base <= spec->limit) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT] */
579 output( "\t.long .L__wine_spec_exports-.L__wine_spec_rva_base,"
580 ".L__wine_spec_exports_end-.L__wine_spec_exports\n" );
581 else
582 output( "\t.long 0,0\n" );
583
584 if (has_imports()) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] */
585 output( "\t.long .L__wine_spec_imports-.L__wine_spec_rva_base,"
586 ".L__wine_spec_imports_end-.L__wine_spec_imports\n" );
587 else
588 output( "\t.long 0,0\n" );
589
590 if (spec->nb_resources) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE] */
591 output( "\t.long .L__wine_spec_resources-.L__wine_spec_rva_base,"
592 ".L__wine_spec_resources_end-.L__wine_spec_resources\n" );
593 else
594 output( "\t.long 0,0\n" );
595
596 output( "\t.long 0,0\n" ); /* DataDirectory[3] */
597 output( "\t.long 0,0\n" ); /* DataDirectory[4] */
598 output( "\t.long 0,0\n" ); /* DataDirectory[5] */
599 output( "\t.long 0,0\n" ); /* DataDirectory[6] */
600 output( "\t.long 0,0\n" ); /* DataDirectory[7] */
601 output( "\t.long 0,0\n" ); /* DataDirectory[8] */
602 output( "\t.long 0,0\n" ); /* DataDirectory[9] */
603 output( "\t.long 0,0\n" ); /* DataDirectory[10] */
604 output( "\t.long 0,0\n" ); /* DataDirectory[11] */
605 output( "\t.long 0,0\n" ); /* DataDirectory[12] */
606 output( "\t.long 0,0\n" ); /* DataDirectory[13] */
607 output( "\t.long 0,0\n" ); /* DataDirectory[14] */
608 output( "\t.long 0,0\n" ); /* DataDirectory[15] */
609
610 output( "\n\t%s\n", get_asm_string_section() );
611 output( "%s\n", asm_globl("__wine_spec_file_name") );
612 output( ".L__wine_spec_file_name:\n" );
613 output( "\t%s \"%s\"\n", get_asm_string_keyword(), spec->file_name );
614 if (target_platform == PLATFORM_APPLE)
615 output( "\t.lcomm %s,4\n", asm_name("_end") );
616
617 output_asm_constructor( "__wine_spec_init_ctor" );
618 }
619
620
621 /*******************************************************************
622 * BuildSpec32File
623 *
624 * Build a Win32 C file from a spec file.
625 */
626 void BuildSpec32File( DLLSPEC *spec )
627 {
628 resolve_imports( spec );
629 output_standard_file_header();
630 output_module( spec );
631 output_stubs( spec );
632 output_exports( spec );
633 output_imports( spec );
634 if (is_undefined( "__wine_call_from_regs" )) output_asm_relays();
635 output_resources( spec );
636 output_gnu_stack_note();
637 }
638
639
640 /*******************************************************************
641 * output_fake_module
642 *
643 * Build a fake binary module from a spec file.
644 */
645 void output_fake_module( DLLSPEC *spec )
646 {
647 static const unsigned char dll_code_section[] = { 0x31, 0xc0, /* xor %eax,%eax */
648 0xc2, 0x0c, 0x00 }; /* ret $12 */
649
650 static const unsigned char exe_code_section[] = { 0xb8, 0x01, 0x00, 0x00, 0x00, /* movl $1,%eax */
651 0xc2, 0x04, 0x00 }; /* ret $4 */
652
653 static const char fakedll_signature[] = "Wine placeholder DLL";
654 const unsigned int page_size = get_page_size();
655 const unsigned int section_align = page_size;
656 const unsigned int file_align = 0x200;
657 const unsigned int reloc_size = 8;
658 const unsigned int lfanew = (0x40 + sizeof(fakedll_signature) + 15) & ~15;
659 const unsigned int nb_sections = 2 + (spec->nb_resources != 0);
660 const unsigned int text_size = (spec->characteristics & IMAGE_FILE_DLL) ?
661 sizeof(dll_code_section) : sizeof(exe_code_section);
662 unsigned char *resources;
663 unsigned int resources_size;
664 unsigned int image_size = 3 * section_align;
665
666 resolve_imports( spec );
667 output_bin_resources( spec, 3 * section_align );
668 resources = output_buffer;
669 resources_size = output_buffer_pos;
670 if (resources_size) image_size += (resources_size + section_align - 1) & ~(section_align - 1);
671
672 init_output_buffer();
673
674 put_word( 0x5a4d ); /* e_magic */
675 put_word( 0x40 ); /* e_cblp */
676 put_word( 0x01 ); /* e_cp */
677 put_word( 0 ); /* e_crlc */
678 put_word( lfanew / 16 ); /* e_cparhdr */
679 put_word( 0x0000 ); /* e_minalloc */
680 put_word( 0xffff ); /* e_maxalloc */
681 put_word( 0x0000 ); /* e_ss */
682 put_word( 0x00b8 ); /* e_sp */
683 put_word( 0 ); /* e_csum */
684 put_word( 0 ); /* e_ip */
685 put_word( 0 ); /* e_cs */
686 put_word( lfanew ); /* e_lfarlc */
687 put_word( 0 ); /* e_ovno */
688 put_dword( 0 ); /* e_res */
689 put_dword( 0 );
690 put_word( 0 ); /* e_oemid */
691 put_word( 0 ); /* e_oeminfo */
692 put_dword( 0 ); /* e_res2 */
693 put_dword( 0 );
694 put_dword( 0 );
695 put_dword( 0 );
696 put_dword( 0 );
697 put_dword( lfanew );
698
699 put_data( fakedll_signature, sizeof(fakedll_signature) );
700 align_output( 16 );
701
702 put_dword( 0x4550 ); /* Signature */
703 switch(target_cpu)
704 {
705 case CPU_x86: put_word( IMAGE_FILE_MACHINE_I386 ); break;
706 case CPU_x86_64: put_word( IMAGE_FILE_MACHINE_AMD64 ); break;
707 case CPU_POWERPC: put_word( IMAGE_FILE_MACHINE_POWERPC ); break;
708 case CPU_SPARC: put_word( IMAGE_FILE_MACHINE_SPARC ); break;
709 case CPU_ARM: put_word( IMAGE_FILE_MACHINE_ARMV7 ); break;
710 }
711 put_word( nb_sections ); /* NumberOfSections */
712 put_dword( 0 ); /* TimeDateStamp */
713 put_dword( 0 ); /* PointerToSymbolTable */
714 put_dword( 0 ); /* NumberOfSymbols */
715 put_word( get_ptr_size() == 8 ?
716 IMAGE_SIZEOF_NT_OPTIONAL64_HEADER :
717 IMAGE_SIZEOF_NT_OPTIONAL32_HEADER ); /* SizeOfOptionalHeader */
718 put_word( spec->characteristics ); /* Characteristics */
719 put_word( get_ptr_size() == 8 ?
720 IMAGE_NT_OPTIONAL_HDR64_MAGIC :
721 IMAGE_NT_OPTIONAL_HDR32_MAGIC ); /* Magic */
722 put_byte( 0 ); /* MajorLinkerVersion */
723 put_byte( 0 ); /* MinorLinkerVersion */
724 put_dword( text_size ); /* SizeOfCode */
725 put_dword( 0 ); /* SizeOfInitializedData */
726 put_dword( 0 ); /* SizeOfUninitializedData */
727 put_dword( section_align ); /* AddressOfEntryPoint */
728 put_dword( section_align ); /* BaseOfCode */
729 if (get_ptr_size() == 4) put_dword( 0 ); /* BaseOfData */
730 put_pword( 0x10000000 ); /* ImageBase */
731 put_dword( section_align ); /* SectionAlignment */
732 put_dword( file_align ); /* FileAlignment */
733 put_word( 1 ); /* MajorOperatingSystemVersion */
734 put_word( 0 ); /* MinorOperatingSystemVersion */
735 put_word( 0 ); /* MajorImageVersion */
736 put_word( 0 ); /* MinorImageVersion */
737 put_word( spec->subsystem_major ); /* MajorSubsystemVersion */
738 put_word( spec->subsystem_minor ); /* MinorSubsystemVersion */
739 put_dword( 0 ); /* Win32VersionValue */
740 put_dword( image_size ); /* SizeOfImage */
741 put_dword( file_align ); /* SizeOfHeaders */
742 put_dword( 0 ); /* CheckSum */
743 put_word( spec->subsystem ); /* Subsystem */
744 put_word( spec->dll_characteristics ); /* DllCharacteristics */
745 put_pword( (spec->stack_size ? spec->stack_size : 1024) * 1024 ); /* SizeOfStackReserve */
746 put_pword( page_size ); /* SizeOfStackCommit */
747 put_pword( (spec->heap_size ? spec->heap_size : 1024) * 1024 ); /* SizeOfHeapReserve */
748 put_pword( page_size ); /* SizeOfHeapCommit */
749 put_dword( 0 ); /* LoaderFlags */
750 put_dword( 16 ); /* NumberOfRvaAndSizes */
751
752 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXPORT] */
753 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IMPORT] */
754 if (resources_size) /* DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE] */
755 {
756 put_dword( 3 * section_align );
757 put_dword( resources_size );
758 }
759 else
760 {
761 put_dword( 0 );
762 put_dword( 0 );
763 }
764
765 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_EXCEPTION] */
766 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_SECURITY] */
767 put_dword( 2 * section_align ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_BASERELOC] */
768 put_dword( reloc_size );
769 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_DEBUG] */
770 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_COPYRIGHT] */
771 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_GLOBALPTR] */
772 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_TLS] */
773 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_LOAD_CONFIG] */
774 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_BOUND_IMPORT] */
775 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_IAT] */
776 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_DELAY_IMPORT] */
777 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[IMAGE_DIRECTORY_ENTRY_COM_DESCRIPTOR] */
778 put_dword( 0 ); put_dword( 0 ); /* DataDirectory[15] */
779
780 /* .text section */
781 put_data( ".text\0\0", 8 ); /* Name */
782 put_dword( section_align ); /* VirtualSize */
783 put_dword( section_align ); /* VirtualAddress */
784 put_dword( text_size ); /* SizeOfRawData */
785 put_dword( file_align ); /* PointerToRawData */
786 put_dword( 0 ); /* PointerToRelocations */
787 put_dword( 0 ); /* PointerToLinenumbers */
788 put_word( 0 ); /* NumberOfRelocations */
789 put_word( 0 ); /* NumberOfLinenumbers */
790 put_dword( 0x60000020 /* CNT_CODE|MEM_EXECUTE|MEM_READ */ ); /* Characteristics */
791
792 /* .reloc section */
793 put_data( ".reloc\0", 8 ); /* Name */
794 put_dword( section_align ); /* VirtualSize */
795 put_dword( 2 * section_align );/* VirtualAddress */
796 put_dword( reloc_size ); /* SizeOfRawData */
797 put_dword( 2 * file_align ); /* PointerToRawData */
798 put_dword( 0 ); /* PointerToRelocations */
799 put_dword( 0 ); /* PointerToLinenumbers */
800 put_word( 0 ); /* NumberOfRelocations */
801 put_word( 0 ); /* NumberOfLinenumbers */
802 put_dword( 0x42000040 /* CNT_INITIALIZED_DATA|MEM_DISCARDABLE|MEM_READ */ ); /* Characteristics */
803
804 /* .rsrc section */
805 if (resources_size)
806 {
807 put_data( ".rsrc\0\0", 8 ); /* Name */
808 put_dword( (resources_size + section_align - 1) & ~(section_align - 1) ); /* VirtualSize */
809 put_dword( 3 * section_align );/* VirtualAddress */
810 put_dword( resources_size ); /* SizeOfRawData */
811 put_dword( 3 * file_align ); /* PointerToRawData */
812 put_dword( 0 ); /* PointerToRelocations */
813 put_dword( 0 ); /* PointerToLinenumbers */
814 put_word( 0 ); /* NumberOfRelocations */
815 put_word( 0 ); /* NumberOfLinenumbers */
816 put_dword( 0x40000040 /* CNT_INITIALIZED_DATA|MEM_READ */ ); /* Characteristics */
817 }
818
819 /* .text contents */
820 align_output( file_align );
821 if (spec->characteristics & IMAGE_FILE_DLL)
822 put_data( dll_code_section, sizeof(dll_code_section) );
823 else
824 put_data( exe_code_section, sizeof(exe_code_section) );
825
826 /* .reloc contents */
827 align_output( file_align );
828 put_dword( 0 ); /* VirtualAddress */
829 put_dword( 0 ); /* SizeOfBlock */
830
831 /* .rsrc contents */
832 if (resources_size)
833 {
834 align_output( file_align );
835 put_data( resources, resources_size );
836 }
837 flush_output_buffer();
838 }
839
840
841 /*******************************************************************
842 * output_def_file
843 *
844 * Build a Win32 def file from a spec file.
845 */
846 void output_def_file( DLLSPEC *spec, int include_private )
847 {
848 DLLSPEC *spec32 = NULL;
849 const char *name;
850 int i, total;
851
852 if (spec->type == SPEC_WIN16)
853 {
854 spec32 = alloc_dll_spec();
855 add_16bit_exports( spec32, spec );
856 spec = spec32;
857 }
858
859 if (spec_file_name)
860 output( "; File generated automatically from %s; do not edit!\n\n",
861 spec_file_name );
862 else
863 output( "; File generated automatically; do not edit!\n\n" );
864
865 output( "LIBRARY %s\n\n", spec->file_name);
866 output( "EXPORTS\n");
867
868 /* Output the exports and relay entry points */
869
870 for (i = total = 0; i < spec->nb_entry_points; i++)
871 {
872 const ORDDEF *odp = &spec->entry_points[i];
873 int is_data = 0;
874
875 if (!odp) continue;
876
877 if (odp->name) name = odp->name;
878 else if (odp->export_name) name = odp->export_name;
879 else continue;
880
881 if (!(odp->flags & FLAG_PRIVATE)) total++;
882 else if (!include_private) continue;
883
884 if (odp->type == TYPE_STUB) continue;
885
886 output( " %s", name );
887
888 switch(odp->type)
889 {
890 case TYPE_EXTERN:
891 is_data = 1;
892 /* fall through */
893 case TYPE_VARARGS:
894 case TYPE_CDECL:
895 case TYPE_THISCALL:
896 /* try to reduce output */
897 if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD))
898 output( "=%s", odp->link_name );
899 break;
900 case TYPE_STDCALL:
901 {
902 int at_param = get_args_size( odp );
903 if (!kill_at && target_cpu == CPU_x86) output( "@%d", at_param );
904 if (odp->flags & FLAG_FORWARD)
905 {
906 output( "=%s", odp->link_name );
907 }
908 else if (strcmp(name, odp->link_name)) /* try to reduce output */
909 {
910 output( "=%s", odp->link_name );
911 if (!kill_at && target_cpu == CPU_x86) output( "@%d", at_param );
912 }
913 break;
914 }
915 default:
916 assert(0);
917 }
918 output( " @%d", odp->ordinal );
919 if (!odp->name || (odp->flags & FLAG_ORDINAL)) output( " NONAME" );
920 if (is_data) output( " DATA" );
921 if (odp->flags & FLAG_PRIVATE) output( " PRIVATE" );
922 output( "\n" );
923 }
924 if (!total) warning( "%s: Import library doesn't export anything\n", spec->file_name );
925 if (spec32) free_dll_spec( spec32 );
926 }
Maarten's multimedia branch