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 || 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
 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, "    \"" __ASM_NAME("__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 " __ASM_NAME("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 " __ASM_NAME("%s") "\\n\"\n", odp->link_name );
 172             break;
 173         case TYPE_STDCALL:
 174         case TYPE_VARARGS:
 175         case TYPE_CDECL:
 176             if (!(odp->flags & FLAG_FORWARD))
 177             {
 178                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n",
 179                          (odp->flags & FLAG_REGISTER) ? make_internal_name(odp,"regs") : odp->link_name );
 180                 break;
 181             }
 182             /* else fall through */
 183         case TYPE_FORWARD:
 184             fprintf( outfile, "    \"\\t.long __wine_spec_forwards+%d\\n\"\n", fwd_size );
 185             fwd_size += strlen(odp->link_name) + 1;
 186             break;
 187         case TYPE_STUB:
 188             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", make_internal_name( odp, "stub" ) );
 189             break;
 190         case TYPE_VARIABLE:
 191             fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") "\\n\"\n", make_internal_name( odp, "var" ) );
 192             break;
 193         default:
 194             assert(0);
 195         }
 196     }
 197     total_size += (Limit - Base + 1) * sizeof(int);
 198
 199     if (nb_names)
 200     {
 201         /* output the function name pointers */
 202
 203         int namepos = 0;
 204
 205         fprintf( outfile, "    \"__wine_spec_exp_name_ptrs:\\n\"\n" );
 206         for (i = 0; i < nb_names; i++)
 207         {
 208             fprintf( outfile, "    \"\\t.long __wine_spec_exp_names+%d\\n\"\n", namepos );
 209             namepos += strlen(Names[i]->name) + 1;
 210         }
 211         total_size += nb_names * sizeof(int);
 212
 213         /* output the function names */
 214
 215         fprintf( outfile, "    \"\\t.text\\n\"\n" );
 216         fprintf( outfile, "    \"__wine_spec_exp_names:\\n\"\n" );
 217         for (i = 0; i < nb_names; i++)
 218             fprintf( outfile, "    \"\\t" STRING " \\\"%s\\\"\\n\"\n", Names[i]->name );
 219         fprintf( outfile, "    \"\\t.data\\n\"\n" );
 220
 221         /* output the function ordinals */
 222
 223         fprintf( outfile, "    \"__wine_spec_exp_ordinals:\\n\"\n" );
 224         for (i = 0; i < nb_names; i++)
 225         {
 226             fprintf( outfile, "    \"\\t.short %d\\n\"\n", Names[i]->ordinal - Base );
 227         }
 228         total_size += nb_names * sizeof(short);
 229         if (nb_names % 2)
 230         {
 231             fprintf( outfile, "    \"\\t.short 0\\n\"\n" );
 232             total_size += sizeof(short);
 233         }
 234     }
 235
 236     /* output forward strings */
 237
 238     if (fwd_size)
 239     {
 240         fprintf( outfile, "    \"__wine_spec_forwards:\\n\"\n" );
 241         for (i = Base; i <= Limit; i++)
 242         {
 243             ORDDEF *odp = Ordinals[i];
 244             if (odp && (odp->flags & FLAG_FORWARD))
 245                 fprintf( outfile, "    \"\\t" STRING " \\\"%s\\\"\\n\"\n", odp->link_name );
 246         }
 247         fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 248         total_size += (fwd_size + 3) & ~3;
 249     }
 250
 251     /* output relays */
 252
 253     if (debugging)
 254     {
 255         for (i = Base; i <= Limit; i++)
 256         {
 257             ORDDEF *odp = Ordinals[i];
 258             unsigned int j, args, mask = 0;
 259             const char *name;
 260
 261             /* skip non-existent entry points */
 262             if (!odp) goto ignore;
 263             /* skip non-functions */
 264             if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) goto ignore;
 265             /* skip norelay and forward entry points */
 266             if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) goto ignore;
 267
 268             for (j = 0; odp->u.func.arg_types[j]; j++)
 269             {
 270                 if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
 271                 if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
 272             }
 273             if ((odp->flags & FLAG_RET64) && (j < 16)) mask |= 0x80000000;
 274
 275             name = odp->link_name;
 276             args = strlen(odp->u.func.arg_types) * sizeof(int);
 277             if (odp->flags & FLAG_REGISTER) name = make_internal_name( odp, "regs" );
 278
 279             switch(odp->type)
 280             {
 281             case TYPE_STDCALL:
 282                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
 283                 fprintf( outfile, "    \"\\tret $%d\\n\"\n", args );
 284                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
 285                 break;
 286             case TYPE_CDECL:
 287                 fprintf( outfile, "    \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
 288                 fprintf( outfile, "    \"\\tret\\n\"\n" );
 289                 fprintf( outfile, "    \"\\t.short %d\\n\"\n", args );
 290                 fprintf( outfile, "    \"\\t.long " __ASM_NAME("%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     /* output variables */
 303
 304     for (i = 0; i < nb_entry_points; i++)
 305     {
 306         ORDDEF *odp = EntryPoints[i];
 307         if (odp->type == TYPE_VARIABLE)
 308         {
 309             int j;
 310             fprintf( outfile, "    \"%s:\\n\"\n", make_internal_name( odp, "var" ) );
 311             fprintf( outfile, "    \"\\t.long " );
 312             for (j = 0; j < odp->u.var.n_values; j++)
 313             {
 314                 fprintf( outfile, "0x%08x", odp->u.var.values[j] );
 315                 if (j < odp->u.var.n_values-1) fputc( ',', outfile );
 316             }
 317             fprintf( outfile, "\\n\"\n" );
 318         }
 319     }
 320
 321     fprintf( outfile, "    \"\\t.text\\n\"\n" );
 322     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 323     fprintf( outfile, ");\n\n" );
 324
 325     return total_size;
 326 }
 327
 328
 329 /*******************************************************************
 330  *         output_stub_funcs
 331  *
 332  * Output the functions for stub entry points
 333 */
 334 static void output_stub_funcs( FILE *outfile )
 335 {
 336     int i;
 337
 338     for (i = 0; i < nb_entry_points; i++)
 339     {
 340         ORDDEF *odp = EntryPoints[i];
 341         if (odp->type != TYPE_STUB) continue;
 342         fprintf( outfile, "#ifdef __GNUC__\n" );
 343         fprintf( outfile, "static void __wine_unimplemented( const char *func ) __attribute__((noreturn));\n" );
 344         fprintf( outfile, "#endif\n\n" );
 345         fprintf( outfile, "struct exc_record {\n" );
 346         fprintf( outfile, "  unsigned int code, flags;\n" );
 347         fprintf( outfile, "  void *rec, *addr;\n" );
 348         fprintf( outfile, "  unsigned int params;\n" );
 349         fprintf( outfile, "  const void *info[15];\n" );
 350         fprintf( outfile, "};\n\n" );
 351         fprintf( outfile, "extern void __stdcall RtlRaiseException( struct exc_record * );\n\n" );
 352         fprintf( outfile, "static void __wine_unimplemented( const char *func )\n{\n" );
 353         fprintf( outfile, "  struct exc_record rec;\n" );
 354         fprintf( outfile, "  rec.code    = 0x%08x;\n", EXCEPTION_WINE_STUB );
 355         fprintf( outfile, "  rec.flags   = %d;\n", EH_NONCONTINUABLE );
 356         fprintf( outfile, "  rec.rec     = 0;\n" );
 357         fprintf( outfile, "  rec.params  = 2;\n" );
 358         fprintf( outfile, "  rec.info[0] = dllname;\n" );
 359         fprintf( outfile, "  rec.info[1] = func;\n" );
 360         fprintf( outfile, "#ifdef __GNUC__\n" );
 361         fprintf( outfile, "  rec.addr = __builtin_return_address(1);\n" );
 362         fprintf( outfile, "#else\n" );
 363         fprintf( outfile, "  rec.addr = 0;\n" );
 364         fprintf( outfile, "#endif\n" );
 365         fprintf( outfile, "  for (;;) RtlRaiseException( &rec );\n}\n\n" );
 366         break;
 367     }
 368
 369     for (i = 0; i < nb_entry_points; i++)
 370     {
 371         ORDDEF *odp = EntryPoints[i];
 372         if (odp->type != TYPE_STUB) continue;
 373         fprintf( outfile, "void %s(void) ", make_internal_name( odp, "stub" ) );
 374         if (odp->name)
 375             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->name );
 376         else if (odp->export_name)
 377             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->export_name );
 378         else
 379             fprintf( outfile, "{ __wine_unimplemented(\"%d\"); }\n", odp->ordinal );
 380     }
 381 }
 382
 383
 384 /*******************************************************************
 385  *         output_register_funcs
 386  *
 387  * Output the functions for register entry points
 388  */
 389 static void output_register_funcs( FILE *outfile )
 390 {
 391     const char *name;
 392     int i;
 393
 394     for (i = 0; i < nb_entry_points; i++)
 395     {
 396         ORDDEF *odp = EntryPoints[i];
 397         if (odp->type != TYPE_STDCALL && odp->type != TYPE_CDECL) continue;
 398         if (!(odp->flags & FLAG_REGISTER)) continue;
 399         name = make_internal_name( odp, "regs" );
 400         fprintf( outfile,
 401                  "asm(\".align %d\\n\\t\"\n"
 402                  "    \"" __ASM_FUNC("%s") "\\n\\t\"\n"
 403                  "    \"" __ASM_NAME("%s") ":\\n\\t\"\n"
 404                  "    \"call " __ASM_NAME("__wine_call_from_32_regs") "\\n\\t\"\n"
 405                  "    \".long " __ASM_NAME("%s") "\\n\\t\"\n"
 406                  "    \".byte %d,%d\");\n",
 407                  get_alignment(4),
 408                  name, name, odp->link_name,
 409                  strlen(odp->u.func.arg_types) * sizeof(int),
 410                  (odp->type == TYPE_CDECL) ? 0 : (strlen(odp->u.func.arg_types) * sizeof(int)) );
 411     }
 412 }
 413
 414
 415 /*******************************************************************
 416  *         output_dll_init
 417  *
 418  * Output code for calling a dll constructor and destructor.
 419  */
 420 void output_dll_init( FILE *outfile, const char *constructor, const char *destructor )
 421 {
 422     fprintf( outfile, "#ifndef __GNUC__\n" );
 423     fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" );
 424     fprintf( outfile, "#endif\n" );
 425
 426 #if defined(__i386__)
 427     if (constructor)
 428     {
 429         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 430         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
 431         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 432     }
 433     if (destructor)
 434     {
 435         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 436         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
 437         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 438     }
 439 #elif defined(__sparc__)
 440     if (constructor)
 441     {
 442         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 443         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
 444         fprintf( outfile, "    \"\\tnop\\n\"\n" );
 445         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 446     }
 447     if (destructor)
 448     {
 449         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 450         fprintf( outfile, "    \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
 451         fprintf( outfile, "    \"\\tnop\\n\"\n" );
 452         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 453     }
 454 #elif defined(__PPC__)
 455     if (constructor)
 456     {
 457         fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 458         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", constructor );
 459         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 460     }
 461     if (destructor)
 462     {
 463         fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 464         fprintf( outfile, "    \"\\tbl " __ASM_NAME("%s") "\\n\"\n", destructor );
 465         fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 466     }
 467 #else
 468 #error You need to define the DLL constructor for your architecture
 469 #endif
 470     fprintf( outfile, "#ifndef __GNUC__\n" );
 471     fprintf( outfile, "}\n" );
 472     fprintf( outfile, "#endif\n" );
 473 }
 474
 475
 476 /*******************************************************************
 477  *         BuildSpec32File
 478  *
 479  * Build a Win32 C file from a spec file.
 480  */
 481 void BuildSpec32File( FILE *outfile )
 482 {
 483     int exports_size = 0;
 484     int nr_exports, nr_imports, nr_resources;
 485     int characteristics, subsystem;
 486     DWORD page_size;
 487     char constructor[100];
 488
 489 #ifdef HAVE_GETPAGESIZE
 490     page_size = getpagesize();
 491 #elif defined(__svr4__)
 492     page_size = sysconf(_SC_PAGESIZE);
 493 #elif defined(_WINDOWS)
 494     {
 495         SYSTEM_INFO si;
 496         GetSystemInfo(&si);
 497         page_size = si.dwPageSize;
 498     }
 499 #else
 500 #   error Cannot get the page size on this platform
 501 #endif
 502
 503     AssignOrdinals();
 504     nr_exports = Base <= Limit ? Limit - Base + 1 : 0;
 505
 506     resolve_imports();
 507     output_standard_file_header( outfile );
 508
 509     /* Reserve some space for the PE header */
 510
 511     fprintf( outfile, "extern char pe_header[];\n" );
 512     fprintf( outfile, "#ifndef __GNUC__\n" );
 513     fprintf( outfile, "static void __asm__dummy_header(void) {\n" );
 514     fprintf( outfile, "#endif\n" );
 515     fprintf( outfile, "asm(\".section \\\".text\\\"\\n\\t\"\n" );
 516     fprintf( outfile, "    \".align %d\\n\"\n", get_alignment(page_size) );
 517     fprintf( outfile, "    \"" __ASM_NAME("pe_header") ":\\t.skip 65536\\n\\t\");\n" );
 518     fprintf( outfile, "#ifndef __GNUC__\n" );
 519     fprintf( outfile, "}\n" );
 520     fprintf( outfile, "#endif\n" );
 521
 522     fprintf( outfile, "static const char dllname[] = \"%s\";\n\n", DLLFileName );
 523     fprintf( outfile, "extern int __wine_spec_exports[];\n\n" );
 524
 525 #ifdef __i386__
 526     fprintf( outfile, "#define __stdcall __attribute__((__stdcall__))\n\n" );
 527 #else
 528     fprintf( outfile, "#define __stdcall\n\n" );
 529 #endif
 530
 531     if (nr_exports)
 532     {
 533         /* Output the stub functions */
 534
 535         output_stub_funcs( outfile );
 536
 537         fprintf( outfile, "#ifndef __GNUC__\n" );
 538         fprintf( outfile, "static void __asm__dummy(void) {\n" );
 539         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 540
 541         /* Output code for all register functions */
 542
 543         output_register_funcs( outfile );
 544
 545         /* Output the exports and relay entry points */
 546
 547         exports_size = output_exports( outfile, nr_exports );
 548
 549         fprintf( outfile, "#ifndef __GNUC__\n" );
 550         fprintf( outfile, "}\n" );
 551         fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
 552     }
 553
 554     /* Output the DLL imports */
 555
 556     nr_imports = output_imports( outfile );
 557
 558     /* Output the resources */
 559
 560     nr_resources = output_resources( outfile );
 561
 562     /* Output LibMain function */
 563
 564     characteristics = subsystem = 0;
 565     switch(SpecMode)
 566     {
 567     case SPEC_MODE_DLL:
 568         if (init_func) fprintf( outfile, "extern void %s();\n", init_func );
 569         else
 570         {
 571             fprintf( outfile, "#ifdef __GNUC__\n" );
 572             fprintf( outfile, "extern void DllMain() __attribute__((weak));\n" );
 573             fprintf( outfile, "#else\n" );
 574             fprintf( outfile, "extern void DllMain();\n" );
 575             fprintf( outfile, "static void __asm__dummy_dllmain(void)" );
 576             fprintf( outfile, " { asm(\".weak " __ASM_NAME("DllMain") "\"); }\n" );
 577             fprintf( outfile, "#endif\n" );
 578         }
 579         characteristics = IMAGE_FILE_DLL;
 580         break;
 581     case SPEC_MODE_GUIEXE:
 582         if (!init_func) init_func = "WinMain";
 583         fprintf( outfile,
 584                  "\ntypedef struct {\n"
 585                  "    unsigned int cb;\n"
 586                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
 587                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
 588                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
 589                  "    unsigned short wShowWindow, cbReserved2;\n"
 590                  "    char *lpReserved2;\n"
 591                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
 592                  "} STARTUPINFOA;\n"
 593                  "int _ARGC;\n"
 594                  "char **_ARGV;\n"
 595                  "extern int __stdcall %s(void *,void *,char *,int);\n"
 596                  "extern char * __stdcall GetCommandLineA(void);\n"
 597                  "extern void * __stdcall GetModuleHandleA(char *);\n"
 598                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
 599                  "extern void __stdcall ExitProcess(unsigned int);\n"
 600                  "static void __wine_exe_main(void)\n"
 601                  "{\n"
 602                  "    extern int __wine_main_argc;\n"
 603                  "    extern char **__wine_main_argv;\n"
 604                  "    STARTUPINFOA info;\n"
 605                  "    char *cmdline = GetCommandLineA();\n"
 606                  "    int bcount=0, in_quotes=0;\n"
 607                  "    while (*cmdline) {\n"
 608                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
 609                  "        else if (*cmdline=='\\\\') bcount++;\n"
 610                  "        else if (*cmdline=='\\\"') {\n"
 611                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
 612                  "            bcount=0;\n"
 613                  "        }\n"
 614                  "        else bcount=0;\n"
 615                  "        cmdline++;\n"
 616                  "    }\n"
 617                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
 618                  "    GetStartupInfoA( &info );\n"
 619                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
 620                  "    _ARGC = __wine_main_argc;\n"
 621                  "    _ARGV = __wine_main_argv;\n"
 622                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
 623                  "}\n\n", init_func, init_func );
 624         init_func = "__wine_exe_main";
 625         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 626         break;
 627     case SPEC_MODE_GUIEXE_UNICODE:
 628         if (!init_func) init_func = "WinMain";
 629         fprintf( outfile,
 630                  "\ntypedef unsigned short WCHAR;\n"
 631                  "typedef struct {\n"
 632                  "    unsigned int cb;\n"
 633                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
 634                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
 635                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
 636                  "    unsigned short wShowWindow, cbReserved2;\n"
 637                  "    char *lpReserved2;\n"
 638                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
 639                  "} STARTUPINFOA;\n"
 640                  "int _ARGC;\n"
 641                  "WCHAR **_ARGV;\n"
 642                  "extern int __stdcall %s(void *,void *,char *,int);\n"
 643                  "extern char * __stdcall GetCommandLineA(void);\n"
 644                  "extern void * __stdcall GetModuleHandleA(char *);\n"
 645                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
 646                  "extern void __stdcall ExitProcess(unsigned int);\n"
 647                  "static void __wine_exe_main(void)\n"
 648                  "{\n"
 649                  "    extern int __wine_main_argc;\n"
 650                  "    extern WCHAR **__wine_main_wargv;\n"
 651                  "    STARTUPINFOA info;\n"
 652                  "    char *cmdline = GetCommandLineA();\n"
 653                  "    int bcount=0, in_quotes=0;\n"
 654                  "    while (*cmdline) {\n"
 655                  "        if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
 656                  "        else if (*cmdline=='\\\\') bcount++;\n"
 657                  "        else if (*cmdline=='\\\"') {\n"
 658                  "            if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
 659                  "            bcount=0;\n"
 660                  "        }\n"
 661                  "        else bcount=0;\n"
 662                  "        cmdline++;\n"
 663                  "    }\n"
 664                  "    while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
 665                  "    GetStartupInfoA( &info );\n"
 666                  "    if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
 667                  "    _ARGC = __wine_main_argc;\n"
 668                  "    _ARGV = __wine_main_wargv;\n"
 669                  "    ExitProcess( %s( GetModuleHandleA(0), 0, cmdline, info.wShowWindow ) );\n"
 670                  "}\n\n", init_func, init_func );
 671         init_func = "__wine_exe_main";
 672         subsystem = IMAGE_SUBSYSTEM_WINDOWS_GUI;
 673         break;
 674     case SPEC_MODE_CUIEXE:
 675         if (!init_func) init_func = "main";
 676         fprintf( outfile,
 677                  "\nint _ARGC;\n"
 678                  "char **_ARGV;\n"
 679                  "extern void __stdcall ExitProcess(int);\n"
 680                  "static void __wine_exe_main(void)\n"
 681                  "{\n"
 682                  "    extern int %s( int argc, char *argv[] );\n"
 683                  "    extern int __wine_main_argc;\n"
 684                  "    extern char **__wine_main_argv;\n"
 685                  "    _ARGC = __wine_main_argc;\n"
 686                  "    _ARGV = __wine_main_argv;\n"
 687                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
 688                  "}\n\n", init_func, init_func );
 689         init_func = "__wine_exe_main";
 690         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 691         break;
 692     case SPEC_MODE_CUIEXE_UNICODE:
 693         if (!init_func) init_func = "wmain";
 694         fprintf( outfile,
 695                  "\ntypedef unsigned short WCHAR;\n"
 696                  "int _ARGC;\n"
 697                  "WCHAR **_ARGV;\n"
 698                  "extern void __stdcall ExitProcess(int);\n"
 699                  "static void __wine_exe_main(void)\n"
 700                  "{\n"
 701                  "    extern int %s( int argc, WCHAR *argv[] );\n"
 702                  "    extern int __wine_main_argc;\n"
 703                  "    extern WCHAR **__wine_main_wargv;\n"
 704                  "    _ARGC = __wine_main_argc;\n"
 705                  "    _ARGV = __wine_main_wargv;\n"
 706                  "    ExitProcess( %s( _ARGC, _ARGV ) );\n"
 707                  "}\n\n", init_func, init_func );
 708         init_func = "__wine_exe_main";
 709         subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
 710         break;
 711     }
 712
 713     /* Output the NT header */
 714
 715     /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
 716     fprintf( outfile, "static const struct image_nt_headers\n{\n" );
 717     fprintf( outfile, "  int Signature;\n" );
 718     fprintf( outfile, "  struct file_header {\n" );
 719     fprintf( outfile, "    short Machine;\n" );
 720     fprintf( outfile, "    short NumberOfSections;\n" );
 721     fprintf( outfile, "    int   TimeDateStamp;\n" );
 722     fprintf( outfile, "    void *PointerToSymbolTable;\n" );
 723     fprintf( outfile, "    int   NumberOfSymbols;\n" );
 724     fprintf( outfile, "    short SizeOfOptionalHeader;\n" );
 725     fprintf( outfile, "    short Characteristics;\n" );
 726     fprintf( outfile, "  } FileHeader;\n" );
 727     fprintf( outfile, "  struct opt_header {\n" );
 728     fprintf( outfile, "    short Magic;\n" );
 729     fprintf( outfile, "    char  MajorLinkerVersion, MinorLinkerVersion;\n" );
 730     fprintf( outfile, "    int   SizeOfCode;\n" );
 731     fprintf( outfile, "    int   SizeOfInitializedData;\n" );
 732     fprintf( outfile, "    int   SizeOfUninitializedData;\n" );
 733     fprintf( outfile, "    void *AddressOfEntryPoint;\n" );
 734     fprintf( outfile, "    void *BaseOfCode;\n" );
 735     fprintf( outfile, "    void *BaseOfData;\n" );
 736     fprintf( outfile, "    void *ImageBase;\n" );
 737     fprintf( outfile, "    int   SectionAlignment;\n" );
 738     fprintf( outfile, "    int   FileAlignment;\n" );
 739     fprintf( outfile, "    short MajorOperatingSystemVersion;\n" );
 740     fprintf( outfile, "    short MinorOperatingSystemVersion;\n" );
 741     fprintf( outfile, "    short MajorImageVersion;\n" );
 742     fprintf( outfile, "    short MinorImageVersion;\n" );
 743     fprintf( outfile, "    short MajorSubsystemVersion;\n" );
 744     fprintf( outfile, "    short MinorSubsystemVersion;\n" );
 745     fprintf( outfile, "    int   Win32VersionValue;\n" );
 746     fprintf( outfile, "    int   SizeOfImage;\n" );
 747     fprintf( outfile, "    int   SizeOfHeaders;\n" );
 748     fprintf( outfile, "    int   CheckSum;\n" );
 749     fprintf( outfile, "    short Subsystem;\n" );
 750     fprintf( outfile, "    short DllCharacteristics;\n" );
 751     fprintf( outfile, "    int   SizeOfStackReserve;\n" );
 752     fprintf( outfile, "    int   SizeOfStackCommit;\n" );
 753     fprintf( outfile, "    int   SizeOfHeapReserve;\n" );
 754     fprintf( outfile, "    int   SizeOfHeapCommit;\n" );
 755     fprintf( outfile, "    int   LoaderFlags;\n" );
 756     fprintf( outfile, "    int   NumberOfRvaAndSizes;\n" );
 757     fprintf( outfile, "    struct { const void *VirtualAddress; int Size; } DataDirectory[%d];\n",
 758              IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
 759     fprintf( outfile, "  } OptionalHeader;\n" );
 760     fprintf( outfile, "} nt_header = {\n" );
 761     fprintf( outfile, "  0x%04x,\n", IMAGE_NT_SIGNATURE );   /* Signature */
 762
 763     fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 );  /* Machine */
 764     fprintf( outfile, "    0, 0, 0, 0,\n" );
 765     fprintf( outfile, "    sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
 766     fprintf( outfile, "    0x%04x },\n", characteristics );        /* Characteristics */
 767
 768     fprintf( outfile, "  { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC );  /* Magic */
 769     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorLinkerVersion */
 770     fprintf( outfile, "    0, 0, 0,\n" );                /* SizeOfCode/Data */
 771     fprintf( outfile, "    %s,\n", init_func ? init_func : "DllMain" );  /* AddressOfEntryPoint */
 772     fprintf( outfile, "    0, 0,\n" );                   /* BaseOfCode/Data */
 773     fprintf( outfile, "    pe_header,\n" );              /* ImageBase */
 774     fprintf( outfile, "    %ld,\n", page_size );         /* SectionAlignment */
 775     fprintf( outfile, "    %ld,\n", page_size );         /* FileAlignment */
 776     fprintf( outfile, "    1, 0,\n" );                   /* Major/MinorOperatingSystemVersion */
 777     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorImageVersion */
 778     fprintf( outfile, "    4, 0,\n" );                   /* Major/MinorSubsystemVersion */
 779     fprintf( outfile, "    0,\n" );                      /* Win32VersionValue */
 780     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfImage */
 781     fprintf( outfile, "    %ld,\n", page_size );         /* SizeOfHeaders */
 782     fprintf( outfile, "    0,\n" );                      /* CheckSum */
 783     fprintf( outfile, "    0x%04x,\n", subsystem );      /* Subsystem */
 784     fprintf( outfile, "    0,\n" );                      /* DllCharacteristics */
 785     fprintf( outfile, "    %d, 0,\n", stack_size*1024 ); /* SizeOfStackReserve/Commit */
 786     fprintf( outfile, "    %d, 0,\n", DLLHeapSize*1024 );/* SizeOfHeapReserve/Commit */
 787     fprintf( outfile, "    0,\n" );                      /* LoaderFlags */
 788     fprintf( outfile, "    %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES );  /* NumberOfRvaAndSizes */
 789     fprintf( outfile, "    {\n" );
 790     fprintf( outfile, "      { %s, %d },\n",  /* IMAGE_DIRECTORY_ENTRY_EXPORT */
 791              exports_size ? "__wine_spec_exports" : "0", exports_size );
 792     fprintf( outfile, "      { %s, %s },\n",  /* IMAGE_DIRECTORY_ENTRY_IMPORT */
 793              nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" );
 794     fprintf( outfile, "      { %s, %s },\n",   /* IMAGE_DIRECTORY_ENTRY_RESOURCE */
 795              nr_resources ? "&resources" : "0", nr_resources ? "sizeof(resources)" : "0" );
 796     fprintf( outfile, "    }\n  }\n};\n\n" );
 797
 798     /* Output the DLL constructor */
 799
 800     sprintf( constructor, "__wine_spec_%s_init", make_c_identifier(DLLFileName) );
 801     output_dll_init( outfile, constructor, NULL );
 802
 803     fprintf( outfile,
 804              "void %s(void)\n"
 805              "{\n"
 806              "    extern void __wine_dll_register( const struct image_nt_headers *, const char * );\n"
 807              "    extern void *__wine_dbg_register( char * const *, int );\n"
 808              "    __wine_dll_register( &nt_header, \"%s\" );\n"
 809              "}\n",
 810              constructor, DLLFileName );
 811 }
 812
 813
 814 /*******************************************************************
 815  *         BuildDef32File
 816  *
 817  * Build a Win32 def file from a spec file.
 818  */
 819 void BuildDef32File(FILE *outfile)
 820 {
 821     const char *name;
 822     int i;
 823
 824     AssignOrdinals();
 825
 826     fprintf(outfile, "; File generated automatically from %s; do not edit!\n\n",
 827             input_file_name );
 828
 829     fprintf(outfile, "LIBRARY %s\n\n", DLLFileName);
 830
 831     fprintf(outfile, "EXPORTS\n");
 832
 833     /* Output the exports and relay entry points */
 834
 835     for(i = 0; i < nb_entry_points; i++)
 836     {
 837         ORDDEF *odp = EntryPoints[i];
 838         int is_data = 0;
 839
 840         if (!odp) continue;
 841         if (odp->flags & FLAG_REGISTER) continue;
 842         if (odp->type == TYPE_STUB) continue;
 843
 844         if (odp->name) name = odp->name;
 845         else if (odp->export_name) name = odp->export_name;
 846         else continue;
 847
 848         fprintf(outfile, "  %s", name);
 849
 850         switch(odp->type)
 851         {
 852         case TYPE_EXTERN:
 853         case TYPE_VARIABLE:
 854             is_data = 1;
 855             /* fall through */
 856         case TYPE_VARARGS:
 857         case TYPE_CDECL:
 858             /* try to reduce output */
 859             if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD))
 860                 fprintf(outfile, "=%s", odp->link_name);
 861             break;
 862         case TYPE_STDCALL:
 863         {
 864             int at_param = strlen(odp->u.func.arg_types) * sizeof(int);
 865             if (!kill_at) fprintf(outfile, "@%d", at_param);
 866             if  (odp->flags & FLAG_FORWARD)
 867             {
 868                 fprintf(outfile, "=%s", odp->link_name);
 869             }
 870             else if (strcmp(name, odp->link_name)) /* try to reduce output */
 871             {
 872                 fprintf(outfile, "=%s", odp->link_name);
 873                 if (!kill_at) fprintf(outfile, "@%d", at_param);
 874             }
 875             break;
 876         }
 877         case TYPE_FORWARD:
 878             fprintf(outfile, "=%s", odp->link_name);
 879             break;
 880         default:
 881             assert(0);
 882         }
 883         fprintf(outfile, " @%d%s%s\n", odp->ordinal,
 884                 odp->name ? "" : " NONAME", is_data ? " DATA" : "" );
 885     }
 886 }
 887
 888
 889 /*******************************************************************
 890  *         BuildDebugFile
 891  *
 892  * Build the debugging channels source file.
 893  */
 894 void BuildDebugFile( FILE *outfile, const char *srcdir, char **argv )
 895 {
 896     int nr_debug;
 897     char *prefix, *p;
 898
 899     while (*argv) parse_debug_channels( srcdir, *argv++ );
 900
 901     output_standard_file_header( outfile );
 902     nr_debug = output_debug( outfile );
 903     if (!nr_debug)
 904     {
 905         fprintf( outfile, "/* no debug channels found for this module */\n" );
 906         return;
 907     }
 908
 909     if (output_file_name)
 910     {
 911         if ((p = strrchr( output_file_name, '/' ))) p++;
 912         prefix = xstrdup( p ? p : output_file_name );
 913         if ((p = strchr( prefix, '.' ))) *p = 0;
 914         strcpy( p, make_c_identifier(p) );
 915     }
 916     else prefix = xstrdup( "_" );
 917
 918     /* Output the DLL constructor */
 919
 920     fprintf( outfile,
 921              "#ifdef __GNUC__\n"
 922              "static void __wine_dbg_%s_init(void) __attribute__((constructor));\n"
 923              "static void __wine_dbg_%s_fini(void) __attribute__((destructor));\n"
 924              "#else\n"
 925              "static void __asm__dummy_dll_init(void) {\n",
 926              prefix, prefix );
 927
 928 #if defined(__i386__)
 929     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 930     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 931     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 932     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 933     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 934 #elif defined(__sparc__)
 935     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 936     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 937     fprintf( outfile, "    \"\\tnop\\n\"\n" );
 938     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 939     fprintf( outfile, "    \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 940     fprintf( outfile, "    \"\\tnop\\n\"\n" );
 941     fprintf( outfile, "    \"\\t.section\t\\\".text\\\"\\n\");\n" );
 942 #elif defined(__PPC__)
 943     fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 944     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
 945     fprintf( outfile, "    \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 946     fprintf( outfile, "    \"\\tbl " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
 947     fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 948 #else
 949 #error You need to define the DLL constructor for your architecture
 950 #endif
 951     fprintf( outfile, "}\n#endif /* defined(__GNUC__) */\n" );
 952
 953     fprintf( outfile,
 954              "\n#ifdef __GNUC__\n"
 955              "static\n"
 956              "#endif\n"
 957              "void __wine_dbg_%s_init(void)\n"
 958              "{\n"
 959              "    extern void *__wine_dbg_register( char * const *, int );\n"
 960              "    debug_registration = __wine_dbg_register( debug_channels, %d );\n"
 961              "}\n", prefix, nr_debug );
 962     fprintf( outfile,
 963              "\n#ifdef __GNUC__\n"
 964              "static\n"
 965              "#endif\n"
 966              "void __wine_dbg_%s_fini(void)\n"
 967              "{\n"
 968              "    extern void __wine_dbg_unregister( void* );\n"
 969              "    __wine_dbg_unregister( debug_registration );\n"
 970              "}\n", prefix );
 971
 972     free( prefix );
 973 }