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