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 <stdarg.h>
  31 #include <string.h>
  32
  33 #include "windef.h"
  34 #include "winbase.h"
  35 #include "wine/exception.h"
  36 #include "build.h"
  37
  38
  39 static int string_compare( const void *ptr1, const void *ptr2 )
  40 {
  41     const char * const *str1 = ptr1;
  42     const char * const *str2 = ptr2;
  43     return strcmp( *str1, *str2 );
  44 }
  45
  46
  47 /*******************************************************************
  48  *         make_internal_name
  49  *
  50  * Generate an internal name for an entry point. Used for stubs etc.
  51  */
  52 static const char *make_internal_name( const ORDDEF *odp, DLLSPEC *spec, const char *prefix )
  53 {
  54     static char buffer[256];
  55     if (odp->name || odp->export_name)
  56     {
  57         char *p;
  58         sprintf( buffer, "__wine_%s_%s_%s", prefix, spec->file_name,
  59                  odp->name ? odp->name : odp->export_name );
  60         /* make sure name is a legal C identifier */
  61         for (p = buffer; *p; p++) if (!isalnum(*p) && *p != '_') break;
  62         if (!*p) return buffer;
  63     }
  64     sprintf( buffer, "__wine_%s_%s_%d", prefix, make_c_identifier(spec->file_name), odp->ordinal );
  65     return buffer;
  66 }
  67
  68 /*******************************************************************
  69  *         declare_weak_function
  70  *
  71  * Output a prototype for a weak function.
  72  */
  73 static void declare_weak_function( FILE *outfile, const char *ret_type, const char *name, const char *params)
  74 {
  75     fprintf( outfile, "#ifdef __GNUC__\n" );
  76     if (target_platform == PLATFORM_APPLE)
  77     {
  78         fprintf( outfile, "extern %s %s(%s) __attribute__((weak_import));\n", ret_type, name, params );
  79         fprintf( outfile, "static %s (*__wine_spec_weak_%s)(%s) = %s;\n", ret_type, name, params, name );
  80         fprintf( outfile, "#define %s __wine_spec_weak_%s\n", name, name );
  81         fprintf( outfile, "asm(\".weak_reference %s\");\n", asm_name(name) );
  82     }
  83     else fprintf( outfile, "extern %s %s(%s) __attribute__((weak));\n", ret_type, name, params );
  84
  85     fprintf( outfile, "#else\n" );
  86     fprintf( outfile, "extern %s %s(%s);\n", ret_type, name, params );
  87     fprintf( outfile, "static void __asm__dummy_%s(void)", name );
  88     fprintf( outfile, " { asm(\".weak %s\"); }\n", asm_name(name) );
  89     fprintf( outfile, "#endif\n\n" );
  90 }
  91
  92
  93 /*******************************************************************
  94  *         output_debug
  95  *
  96  * Output the debug channels.
  97  */
  98 static int output_debug( FILE *outfile )
  99 {
 100     int i;
 101
 102     if (!nb_debug_channels) return 0;
 103     qsort( debug_channels, nb_debug_channels, sizeof(debug_channels[0]), string_compare );
 104
 105     for (i = 0; i < nb_debug_channels; i++)
 106         fprintf( outfile, "char __wine_dbch_%s[] = \"\\003%s\";\n",
 107                  debug_channels[i], debug_channels[i] );
 108
 109     fprintf( outfile, "\nstatic char * const debug_channels[%d] =\n{\n", nb_debug_channels );
 110     for (i = 0; i < nb_debug_channels; i++)
 111     {
 112         fprintf( outfile, "    __wine_dbch_%s", debug_channels[i] );
 113         if (i < nb_debug_channels - 1) fprintf( outfile, ",\n" );
 114     }
 115     fprintf( outfile, "\n};\n\n" );
 116     fprintf( outfile, "static void *debug_registration;\n\n" );
 117
 118     return nb_debug_channels;
 119 }
 120
 121
 122 /*******************************************************************
 123  *         get_exports_size
 124  *
 125  * Compute the size of the export table.
 126  */
 127 static int get_exports_size( DLLSPEC *spec )
 128 {
 129     int nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
 130     int i, fwd_size = 0, total_size;
 131
 132     if (!nr_exports) return 0;
 133
 134     /* export directory header */
 135     total_size = 10 * sizeof(int);
 136
 137     /* function pointers */
 138     total_size += nr_exports * sizeof(int);
 139
 140     /* function name pointers */
 141     total_size += spec->nb_names * sizeof(int);
 142
 143     /* function ordinals */
 144     total_size += spec->nb_names * sizeof(short);
 145     if (spec->nb_names % 2) total_size += sizeof(short);
 146
 147     /* forward strings */
 148     for (i = spec->base; i <= spec->limit; i++)
 149     {
 150         ORDDEF *odp = spec->ordinals[i];
 151         if (odp && odp->flags & FLAG_FORWARD) fwd_size += strlen(odp->link_name) + 1;
 152     }
 153     total_size += (fwd_size + 3) & ~3;
 154
 155     return total_size;
 156 }
 157
 158
 159 /*******************************************************************
 160  *         output_export_names
 161  *
 162  * Output all the exported names for a Win32 module.
 163  */
 164 static void output_export_names( FILE *outfile, DLLSPEC *spec )
 165 {
 166     int i, nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
 167
 168     if (!nr_exports) return;
 169
 170     fprintf( outfile, "\nconst char __wine_spec_exp_names[] =" );
 171     fprintf( outfile, "\n    \"%s\\0\"", spec->file_name );
 172     for (i = 0; i < spec->nb_names; i++)
 173         fprintf( outfile, "\n    \"%s\\0\"", spec->names[i]->name );
 174     fprintf( outfile, ";\n" );
 175 }
 176
 177
 178 /*******************************************************************
 179  *         output_exports
 180  *
 181  * Output the export table for a Win32 module.
 182  */
 183 static void output_exports( FILE *outfile, DLLSPEC *spec )
 184 {
 185     int i, fwd_size = 0;
 186     int nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
 187
 188     if (!nr_exports) return;
 189
 190     fprintf( outfile, "/* export table */\n" );
 191     fprintf( outfile, "asm(\".data\\n\"\n" );
 192     fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 193     fprintf( outfile, "    \"%s:\\n\"\n", asm_name("__wine_spec_exports") );
 194
 195     /* export directory header */
 196
 197     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* Characteristics */
 198     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* TimeDateStamp */
 199     fprintf( outfile, "    \"\\t.long 0\\n\"\n" );                 /* MajorVersion/MinorVersion */
 200     fprintf( outfile, "    \"\\t.long %s\\n\"\n", asm_name("__wine_spec_exp_names") ); /* Name */
 201     fprintf( outfile, "    \"\\t.long %d\\n\"\n", spec->base );        /* Base */
 202     fprintf( outfile, "    \"\\t.long %d\\n\"\n", nr_exports );        /* NumberOfFunctions */
 203     fprintf( outfile, "    \"\\t.long %d\\n\"\n", spec->nb_names );    /* NumberOfNames */
 204     fprintf( outfile, "    \"\\t.long __wine_spec_exports_funcs\\n\"\n" ); /* AddressOfFunctions */
 205     if (spec->nb_names)
 206     {
 207         fprintf( outfile, "    \"\\t.long __wine_spec_exp_name_ptrs\\n\"\n" );     /* AddressOfNames */
 208         fprintf( outfile, "    \"\\t.long __wine_spec_exp_ordinals\\n\"\n" );  /* AddressOfNameOrdinals */
 209     }
 210     else
 211     {
 212         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNames */
 213         fprintf( outfile, "    \"\\t.long 0\\n\"\n" );  /* AddressOfNameOrdinals */
 214     }
 215
 216     /* output the function pointers */
 217
 218     fprintf( outfile, "    \"__wine_spec_exports_funcs:\\n\"\n" );
 219     for (i = spec->base; i <= spec->limit; i++)
 220     {
 221         ORDDEF *odp = spec->ordinals[i];
 222         if (!odp) fprintf( outfile, "    \"\\t.long 0\\n\"\n" );
 223         else switch(odp->type)
 224         {
 225         case TYPE_EXTERN:
 226         case TYPE_STDCALL:
 227         case TYPE_VARARGS:
 228         case TYPE_CDECL:
 229             if (!(odp->flags & FLAG_FORWARD))
 230             {
 231                 fprintf( outfile, "    \"\\t.long %s\\n\"\n", asm_name(odp->link_name) );
 232             }
 233             else
 234             {
 235                 fprintf( outfile, "    \"\\t.long __wine_spec_forwards+%d\\n\"\n", fwd_size );
 236                 fwd_size += strlen(odp->link_name) + 1;
 237             }
 238             break;
 239         case TYPE_STUB:
 240             fprintf( outfile, "    \"\\t.long %s\\n\"\n",
 241                      asm_name( make_internal_name( odp, spec, "stub" )) );
 242             break;
 243         default:
 244             assert(0);
 245         }
 246     }
 247
 248     if (spec->nb_names)
 249     {
 250         /* output the function name pointers */
 251
 252         int namepos = strlen(spec->file_name) + 1;
 253
 254         fprintf( outfile, "    \"__wine_spec_exp_name_ptrs:\\n\"\n" );
 255         for (i = 0; i < spec->nb_names; i++)
 256         {
 257             fprintf( outfile, "    \"\\t.long %s+%d\\n\"\n", asm_name("__wine_spec_exp_names"), namepos );
 258             namepos += strlen(spec->names[i]->name) + 1;
 259         }
 260     }
 261
 262     if (spec->nb_names)
 263     {
 264         /* output the function ordinals */
 265
 266         fprintf( outfile, "    \"__wine_spec_exp_ordinals:\\n\"\n" );
 267         for (i = 0; i < spec->nb_names; i++)
 268         {
 269             fprintf( outfile, "    \"\\t%s %d\\n\"\n",
 270                      get_asm_short_keyword(), spec->names[i]->ordinal - spec->base );
 271         }
 272         if (spec->nb_names % 2)
 273         {
 274             fprintf( outfile, "    \"\\t%s 0\\n\"\n", get_asm_short_keyword() );
 275         }
 276     }
 277
 278     /* output forward strings */
 279
 280     if (fwd_size)
 281     {
 282         fprintf( outfile, "    \"__wine_spec_forwards:\\n\"\n" );
 283         for (i = spec->base; i <= spec->limit; i++)
 284         {
 285             ORDDEF *odp = spec->ordinals[i];
 286             if (odp && (odp->flags & FLAG_FORWARD))
 287                 fprintf( outfile, "    \"\\t%s \\\"%s\\\"\\n\"\n", get_asm_string_keyword(), odp->link_name );
 288         }
 289         fprintf( outfile, "    \"\\t.align %d\\n\"\n", get_alignment(4) );
 290     }
 291
 292     /* output relays */
 293
 294     /* we only support relay debugging on i386 */
 295     if (target_cpu == CPU_x86)
 296     {
 297         for (i = spec->base; i <= spec->limit; i++)
 298         {
 299             ORDDEF *odp = spec->ordinals[i];
 300             unsigned int j, args, mask = 0;
 301
 302             /* skip nonexistent entry points */
 303             if (!odp) goto ignore;
 304             /* skip non-functions */
 305             if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) goto ignore;
 306             /* skip norelay and forward entry points */
 307             if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) goto ignore;
 308
 309             for (j = 0; odp->u.func.arg_types[j]; j++)
 310             {
 311                 if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
 312                 if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
 313             }
 314             if ((odp->flags & FLAG_RET64) && (j < 16)) mask |= 0x80000000;
 315
 316             args = strlen(odp->u.func.arg_types) * sizeof(int);
 317
 318             switch(odp->type)
 319             {
 320             case TYPE_STDCALL:
 321                 fprintf( outfile, "    \"\\tjmp %s\\n\"\n", asm_name(odp->link_name) );
 322                 fprintf( outfile, "    \"\\tret $%d\\n\"\n", args );
 323                 fprintf( outfile, "    \"\\t.long %s,0x%08x\\n\"\n", asm_name(odp->link_name), mask );
 324                 break;
 325             case TYPE_CDECL:
 326                 fprintf( outfile, "    \"\\tjmp %s\\n\"\n", asm_name(odp->link_name) );
 327                 fprintf( outfile, "    \"\\tret\\n\"\n" );
 328                 fprintf( outfile, "    \"\\t%s %d\\n\"\n", get_asm_short_keyword(), args );
 329                 fprintf( outfile, "    \"\\t.long %s,0x%08x\\n\"\n", asm_name(odp->link_name), mask );
 330                 break;
 331             default:
 332                 assert(0);
 333             }
 334             continue;
 335
 336         ignore:
 337             fprintf( outfile, "    \"\\t.long 0,0,0,0\\n\"\n" );
 338         }
 339     }
 340     fprintf( outfile, ");\n" );
 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, DLLSPEC *spec )
 350 {
 351     int i;
 352
 353     for (i = 0; i < spec->nb_entry_points; i++)
 354     {
 355         ORDDEF *odp = &spec->entry_points[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] = \"%s\";\n", spec->file_name );
 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 < spec->nb_entry_points; i++)
 385     {
 386         const ORDDEF *odp = &spec->entry_points[i];
 387         if (odp->type != TYPE_STUB) continue;
 388         fprintf( outfile, "void %s(void) ", make_internal_name( odp, spec, "stub" ) );
 389         if (odp->name)
 390             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->name );
 391         else if (odp->export_name)
 392             fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->export_name );
 393         else
 394             fprintf( outfile, "{ __wine_unimplemented(\"%d\"); }\n", odp->ordinal );
 395     }
 396 }
 397
 398
 399 /*******************************************************************
 400  *         output_dll_init
 401  *
 402  * Output code for calling a dll constructor and destructor.
 403  */
 404 void output_dll_init( FILE *outfile, const char *constructor, const char *destructor )
 405 {
 406     if (target_platform == PLATFORM_APPLE)
 407     {
 408         /* Mach-O doesn't have an init section */
 409         if (constructor)
 410         {
 411             fprintf( outfile, "asm(\"\\t.mod_init_func\\n\"\n" );
 412             fprintf( outfile, "    \"\\t.align 2\\n\"\n" );
 413             fprintf( outfile, "    \"\\t.long %s\\n\"\n", asm_name(constructor) );
 414             fprintf( outfile, "    \"\\t.text\\n\");\n" );
 415         }
 416         if (destructor)
 417         {
 418             fprintf( outfile, "asm(\"\\t.mod_term_func\\n\"\n" );
 419             fprintf( outfile, "    \"\\t.align 2\\n\"\n" );
 420             fprintf( outfile, "    \"\\t.long %s\\n\"\n", asm_name(destructor) );
 421             fprintf( outfile, "    \"\\t.text\\n\");\n" );
 422         }
 423     }
 424     else switch(target_cpu)
 425     {
 426     case CPU_x86:
 427         if (constructor)
 428         {
 429             fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 430             fprintf( outfile, "    \"\\tcall %s\\n\"\n", asm_name(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 %s\\n\"\n", asm_name(destructor) );
 437             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 438         }
 439         break;
 440     case CPU_SPARC:
 441         if (constructor)
 442         {
 443             fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 444             fprintf( outfile, "    \"\\tcall %s\\n\"\n", asm_name(constructor) );
 445             fprintf( outfile, "    \"\\tnop\\n\"\n" );
 446             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 447         }
 448         if (destructor)
 449         {
 450             fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 451             fprintf( outfile, "    \"\\tcall %s\\n\"\n", asm_name(destructor) );
 452             fprintf( outfile, "    \"\\tnop\\n\"\n" );
 453             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 454         }
 455         break;
 456     case CPU_ALPHA:
 457         if (constructor)
 458         {
 459             fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 460             fprintf( outfile, "    \"\\tjsr $26,%s\\n\"\n", asm_name(constructor) );
 461             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 462         }
 463         if (destructor)
 464         {
 465             fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 466             fprintf( outfile, "    \"\\tjsr $26,%s\\n\"\n", asm_name(destructor) );
 467             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 468         }
 469         break;
 470     case CPU_POWERPC:
 471         if (constructor)
 472         {
 473             fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
 474             fprintf( outfile, "    \"\\tbl %s\\n\"\n", asm_name(constructor) );
 475             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 476         }
 477         if (destructor)
 478         {
 479             fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
 480             fprintf( outfile, "    \"\\tbl %s\\n\"\n", asm_name(destructor) );
 481             fprintf( outfile, "    \"\\t.section\\t\\\".text\\\"\\n\");\n" );
 482         }
 483         break;
 484     }
 485 }
 486
 487
 488 /*******************************************************************
 489  *         BuildSpec32File
 490  *
 491  * Build a Win32 C file from a spec file.
 492  */
 493 void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
 494 {
 495     int exports_size = 0;
 496     int nr_exports, nr_imports, nr_delayed;
 497     unsigned int page_size = get_page_size();
 498     const char *init_func = spec->init_func;
 499
 500     nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
 501     resolve_imports( spec );
 502     exports_size = get_exports_size( spec );
 503     output_standard_file_header( outfile );
 504
 505     /* Reserve some space for the PE header */
 506
 507     fprintf( outfile, "extern char __wine_spec_pe_header[];\n" );
 508     fprintf( outfile, "#ifndef __GNUC__\n" );
 509     fprintf( outfile, "static void __asm__dummy_header(void) {\n" );
 510     fprintf( outfile, "#endif\n" );
 511     fprintf( outfile, "asm(\".text\\n\\t\"\n" );
 512     fprintf( outfile, "    \".align %d\\n\"\n", get_alignment(page_size) );
 513     fprintf( outfile, "    \"%s:\\t\"\n", asm_name("__wine_spec_pe_header") );
 514     if (target_platform == PLATFORM_APPLE)
 515         fprintf( outfile, "    \".space 65536\\n\\t\"\n" );
 516     else
 517         fprintf( outfile, "    \".skip 65536\\n\\t\"\n" );
 518     fprintf( outfile, "    \".data\\n\\t\"\n" );
 519     fprintf( outfile, "    \".align %d\\n\"\n", get_alignment(4) );
 520     fprintf( outfile, "    \"%s:\\t.long 1\");\n", asm_name("__wine_spec_data_start") );
 521     fprintf( outfile, "#ifndef __GNUC__\n" );
 522     fprintf( outfile, "}\n" );
 523     fprintf( outfile, "#endif\n" );
 524
 525     if (target_platform == PLATFORM_APPLE)
 526         fprintf( outfile, "static char _end[4];\n" );
 527     else
 528         fprintf( outfile, "extern char _end[];\n" );
 529
 530     fprintf( outfile, "extern int __wine_spec_data_start[], __wine_spec_exports[];\n\n" );
 531
 532     if (target_cpu == CPU_x86)
 533         fprintf( outfile, "#define __stdcall __attribute__((__stdcall__))\n\n" );
 534     else
 535         fprintf( outfile, "#define __stdcall\n\n" );
 536
 537     output_stub_funcs( outfile, spec );
 538     output_export_names( outfile, spec );
 539
 540     /* Output the DLL imports */
 541
 542     nr_imports = output_imports( outfile, spec, &nr_delayed );
 543
 544     /* Output the resources */
 545
 546     output_resources( outfile, spec );
 547
 548     /* Output the entry point function */
 549
 550     fprintf( outfile, "static int __wine_spec_init_state;\n" );
 551     fprintf( outfile, "extern int __wine_main_argc;\n" );
 552     fprintf( outfile, "extern char **__wine_main_argv;\n" );
 553     fprintf( outfile, "extern char **__wine_main_environ;\n" );
 554     fprintf( outfile, "extern unsigned short **__wine_main_wargv;\n" );
 555     if (target_platform == PLATFORM_APPLE)
 556     {
 557         fprintf( outfile, "extern _dyld_func_lookup(char *, void *);" );
 558         fprintf( outfile, "static void __wine_spec_hidden_init(int argc, char** argv, char** envp)\n" );
 559         fprintf( outfile, "{\n" );
 560         fprintf( outfile, "    void (*init)(void);\n" );
 561         fprintf( outfile, "    _dyld_func_lookup(\"__dyld_make_delayed_module_initializer_calls\", (unsigned long *)&init);\n" );
 562         fprintf( outfile, "    init();\n" );
 563         fprintf( outfile, "}\n" );
 564         fprintf( outfile, "static void __wine_spec_hidden_fini()\n" );
 565         fprintf( outfile, "{\n" );
 566         fprintf( outfile, "    void (*fini)(void);\n" );
 567         fprintf( outfile, "    _dyld_func_lookup(\"__dyld_mod_term_funcs\", (unsigned long *)&fini);\n" );
 568         fprintf( outfile, "    fini();\n" );
 569         fprintf( outfile, "}\n" );
 570         fprintf( outfile, "#define _init __wine_spec_hidden_init\n" );
 571         fprintf( outfile, "#define _fini __wine_spec_hidden_fini\n" );
 572     }
 573     else
 574     {
 575         fprintf( outfile, "extern void _init(int, char**, char**);\n" );
 576         fprintf( outfile, "extern void _fini();\n" );
 577     }
 578
 579     if (spec->characteristics & IMAGE_FILE_DLL)
 580     {
 581         if (init_func)
 582             fprintf( outfile, "extern int __stdcall %s( void*, unsigned int, void* );\n\n", init_func );
 583         else
 584         {
 585             declare_weak_function( outfile, "int __stdcall", "DllMain", "void*, unsigned int, void*" );
 586             init_func = "DllMain";
 587         }
 588         fprintf( outfile,
 589                  "static int __stdcall __wine_dll_main( void *inst, unsigned int reason, void *reserved )\n"
 590                  "{\n"
 591                  "    int ret;\n"
 592                  "    if (reason == %d && __wine_spec_init_state == 1)\n"
 593                  "        _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n"
 594                  "    ret = %s ? %s( inst, reason, reserved ) : 1;\n"
 595                  "    if (reason == %d && __wine_spec_init_state == 1)\n",
 596                  DLL_PROCESS_ATTACH, init_func, init_func, DLL_PROCESS_DETACH );
 597         if (!nr_delayed)
 598             fprintf( outfile, "        _fini();\n" );
 599         else
 600             fprintf( outfile,
 601                      "    {\n"
 602                      "        extern int __stdcall FreeLibrary(void *);\n"
 603                      "        unsigned int i;\n"
 604                      "        _fini();\n"
 605                      "        for (i = 0; i < sizeof(__wine_delay_imp_hmod)/sizeof(__wine_delay_imp_hmod[0]); i++)\n"
 606                      "            if (__wine_delay_imp_hmod[i]) FreeLibrary( __wine_delay_imp_hmod[i] );\n"
 607                      "    }\n" );
 608         fprintf( outfile, "    return ret;\n}\n" );
 609         init_func = "__wine_dll_main";
 610     }
 611     else switch(spec->subsystem)
 612     {
 613     case IMAGE_SUBSYSTEM_NATIVE:
 614         if (init_func)
 615             fprintf( outfile, "extern int __stdcall %s( void*, void* );\n\n", init_func );
 616         else
 617         {
 618             declare_weak_function( outfile, "int __stdcall", "DriverEntry", "void*, void*");
 619             init_func = "DriverEntry";
 620         }
 621         fprintf( outfile,
 622                  "static int __stdcall __wine_driver_entry( void *obj, void *path )\n"
 623                  "{\n"
 624                  "    int ret;\n"
 625                  "    if (__wine_spec_init_state == 1)\n"
 626                  "        _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n"
 627                  "    ret = %s ? %s( obj, path ) : 0;\n"
 628                  "    if (__wine_spec_init_state == 1) _fini();\n"
 629                  "    return ret;\n"
 630                  "}\n",
 631                  init_func, init_func );
 632         init_func = "__wine_driver_entry";
 633         break;
 634     case IMAGE_SUBSYSTEM_WINDOWS_GUI:
 635     case IMAGE_SUBSYSTEM_WINDOWS_CUI:
 636         if (init_func)
 637             fprintf( outfile, "extern int %s( int argc, char *argv[] );\n", init_func );
 638         else
 639         {
 640             declare_weak_function( outfile, "int", "main", "int argc, char *argv[]" );
 641             declare_weak_function( outfile, "int", "wmain", "int argc, unsigned short *argv[]" );
 642             declare_weak_function( outfile, "int __stdcall", "WinMain", "void *,void *,char *,int" );
 643         }
 644         fprintf( outfile,
 645                  "\ntypedef struct {\n"
 646                  "    unsigned int cb;\n"
 647                  "    char *lpReserved, *lpDesktop, *lpTitle;\n"
 648                  "    unsigned int dwX, dwY, dwXSize, dwYSize;\n"
 649                  "    unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
 650                  "    unsigned short wShowWindow, cbReserved2;\n"
 651                  "    char *lpReserved2;\n"
 652                  "    void *hStdInput, *hStdOutput, *hStdError;\n"
 653                  "} STARTUPINFOA;\n"
 654                  "extern char * __stdcall GetCommandLineA(void);\n"
 655                  "extern void * __stdcall GetModuleHandleA(char *);\n"
 656                  "extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
 657                  "extern void __stdcall ExitProcess(unsigned int);\n"
 658                  "static void __wine_exe_main(void)\n"
 659                  "{\n"
 660                  "    int ret;\n"
 661                  "    if (__wine_spec_init_state == 1)\n"
 662                  "        _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n" );
 663         if (init_func)
 664             fprintf( outfile,
 665                      "    ret = %s( __wine_main_argc, __wine_main_argv );\n", init_func );
 666         else
 667             fprintf( outfile,
 668                      "    if (WinMain) {\n"
 669                      "        STARTUPINFOA info;\n"
 670                      "        char *cmdline = GetCommandLineA();\n"
 671                      "        int bcount=0, in_quotes=0;\n"
 672                      "        while (*cmdline) {\n"
 673                      "            if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
 674                      "            else if (*cmdline=='\\\\') bcount++;\n"
 675                      "            else if (*cmdline=='\\\"') {\n"
 676                      "                if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
 677                      "                bcount=0;\n"
 678                      "            }\n"
 679                      "            else bcount=0;\n"
 680                      "            cmdline++;\n"
 681                      "        }\n"
 682                      "        while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
 683                      "        GetStartupInfoA( &info );\n"
 684                      "        if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
 685                      "        ret = WinMain( GetModuleHandleA(0), 0, cmdline, info.wShowWindow );\n"
 686                      "    }\n"
 687                      "    else if (wmain) ret = wmain( __wine_main_argc, __wine_main_wargv );\n"
 688                      "    else ret = main( __wine_main_argc, __wine_main_argv );\n" );
 689         fprintf( outfile,
 690                  "    if (__wine_spec_init_state == 1) _fini();\n"
 691                  "    ExitProcess( ret );\n"
 692                  "}\n\n" );
 693         init_func = "__wine_exe_main";
 694         break;
 695     }
 696
 697     /* Output the NT header */
 698
 699     /* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
 700     fprintf( outfile, "static const struct image_nt_headers\n{\n" );
 701     fprintf( outfile, "  int Signature;\n" );
 702     fprintf( outfile, "  struct file_header {\n" );
 703     fprintf( outfile, "    short Machine;\n" );
 704     fprintf( outfile, "    short NumberOfSections;\n" );
 705     fprintf( outfile, "    int   TimeDateStamp;\n" );
 706     fprintf( outfile, "    void *PointerToSymbolTable;\n" );
 707     fprintf( outfile, "    int   NumberOfSymbols;\n" );
 708     fprintf( outfile, "    short SizeOfOptionalHeader;\n" );
 709     fprintf( outfile, "    short Characteristics;\n" );
 710     fprintf( outfile, "  } FileHeader;\n" );
 711     fprintf( outfile, "  struct opt_header {\n" );
 712     fprintf( outfile, "    short Magic;\n" );
 713     fprintf( outfile, "    char  MajorLinkerVersion, MinorLinkerVersion;\n" );
 714     fprintf( outfile, "    int   SizeOfCode;\n" );
 715     fprintf( outfile, "    int   SizeOfInitializedData;\n" );
 716     fprintf( outfile, "    int   SizeOfUninitializedData;\n" );
 717     fprintf( outfile, "    void *AddressOfEntryPoint;\n" );
 718     fprintf( outfile, "    void *BaseOfCode;\n" );
 719     fprintf( outfile, "    void *BaseOfData;\n" );
 720     fprintf( outfile, "    void *ImageBase;\n" );
 721     fprintf( outfile, "    int   SectionAlignment;\n" );
 722     fprintf( outfile, "    int   FileAlignment;\n" );
 723     fprintf( outfile, "    short MajorOperatingSystemVersion;\n" );
 724     fprintf( outfile, "    short MinorOperatingSystemVersion;\n" );
 725     fprintf( outfile, "    short MajorImageVersion;\n" );
 726     fprintf( outfile, "    short MinorImageVersion;\n" );
 727     fprintf( outfile, "    short MajorSubsystemVersion;\n" );
 728     fprintf( outfile, "    short MinorSubsystemVersion;\n" );
 729     fprintf( outfile, "    int   Win32VersionValue;\n" );
 730     fprintf( outfile, "    void *SizeOfImage;\n" );
 731     fprintf( outfile, "    int   SizeOfHeaders;\n" );
 732     fprintf( outfile, "    int   CheckSum;\n" );
 733     fprintf( outfile, "    short Subsystem;\n" );
 734     fprintf( outfile, "    short DllCharacteristics;\n" );
 735     fprintf( outfile, "    int   SizeOfStackReserve;\n" );
 736     fprintf( outfile, "    int   SizeOfStackCommit;\n" );
 737     fprintf( outfile, "    int   SizeOfHeapReserve;\n" );
 738     fprintf( outfile, "    int   SizeOfHeapCommit;\n" );
 739     fprintf( outfile, "    int   LoaderFlags;\n" );
 740     fprintf( outfile, "    int   NumberOfRvaAndSizes;\n" );
 741     fprintf( outfile, "    struct { const void *VirtualAddress; int Size; } DataDirectory[%d];\n",
 742              IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
 743     fprintf( outfile, "  } OptionalHeader;\n" );
 744     fprintf( outfile, "} nt_header = {\n" );
 745     fprintf( outfile, "  0x%04x,\n", IMAGE_NT_SIGNATURE );   /* Signature */
 746     switch(target_cpu)
 747     {
 748     case CPU_x86:
 749         fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 );  /* Machine */
 750         break;
 751     case CPU_POWERPC:
 752         fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_POWERPC ); /* Machine */
 753         break;
 754     case CPU_ALPHA:
 755         fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_ALPHA ); /* Machine */
 756         break;
 757     case CPU_SPARC:
 758         fprintf( outfile, "  { 0x%04x,\n", IMAGE_FILE_MACHINE_UNKNOWN );  /* Machine */
 759         break;
 760     }
 761     fprintf( outfile, "    0, 0, 0, 0,\n" );
 762     fprintf( outfile, "    sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
 763     fprintf( outfile, "    0x%04x },\n", spec->characteristics );  /* Characteristics */
 764
 765     fprintf( outfile, "  { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC );  /* Magic */
 766     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorLinkerVersion */
 767     fprintf( outfile, "    0, 0, 0,\n" );                /* SizeOfCode/Data */
 768     fprintf( outfile, "    %s,\n", init_func );          /* AddressOfEntryPoint */
 769     fprintf( outfile, "    0, __wine_spec_data_start,\n" );              /* BaseOfCode/Data */
 770     fprintf( outfile, "    __wine_spec_pe_header,\n" );  /* ImageBase */
 771     fprintf( outfile, "    %u,\n", page_size );          /* SectionAlignment */
 772     fprintf( outfile, "    %u,\n", page_size );          /* FileAlignment */
 773     fprintf( outfile, "    1, 0,\n" );                   /* Major/MinorOperatingSystemVersion */
 774     fprintf( outfile, "    0, 0,\n" );                   /* Major/MinorImageVersion */
 775     fprintf( outfile, "    %d,\n", spec->subsystem_major );             /* MajorSubsystemVersion */
 776     fprintf( outfile, "    %d,\n", spec->subsystem_minor );             /* MinorSubsystemVersion */
 777     fprintf( outfile, "    0,\n" );                      /* Win32VersionValue */
 778     fprintf( outfile, "    _end,\n" );                   /* SizeOfImage */
 779     fprintf( outfile, "    %u,\n", page_size );          /* SizeOfHeaders */
 780     fprintf( outfile, "    0,\n" );                      /* CheckSum */
 781     fprintf( outfile, "    0x%04x,\n", spec->subsystem );/* Subsystem */
 782     fprintf( outfile, "    0,\n" );                      /* DllCharacteristics */
 783     fprintf( outfile, "    %u, %u,\n",                   /* SizeOfStackReserve/Commit */
 784              (spec->stack_size ? spec->stack_size : 1024) * 1024, page_size );
 785     fprintf( outfile, "    %u, %u,\n",                   /* SizeOfHeapReserve/Commit */
 786              (spec->heap_size ? spec->heap_size : 1024) * 1024, page_size );
 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              spec->nb_resources ? "&__wine_spec_resources" : "0",
 796              spec->nb_resources ? "sizeof(__wine_spec_resources)" : "0" );
 797     fprintf( outfile, "    }\n  }\n};\n\n" );
 798
 799     /* Output the DLL constructor */
 800
 801     fprintf( outfile,
 802              "void __wine_spec_init(void)\n"
 803              "{\n"
 804              "    extern void __wine_dll_register( const struct image_nt_headers *, const char * );\n"
 805              "    __wine_spec_init_state = 1;\n"
 806              "    __wine_dll_register( &nt_header, \"%s\" );\n"
 807              "}\n\n",
 808              spec->file_name );
 809
 810     fprintf( outfile,
 811              "void __wine_spec_init_ctor(void)\n"
 812              "{\n"
 813              "    if (__wine_spec_init_state) return;\n"
 814              "    __wine_spec_init();\n"
 815              "    __wine_spec_init_state = 2;\n"
 816              "}\n" );
 817
 818     fprintf( outfile, "#ifndef __GNUC__\n" );
 819     fprintf( outfile, "static void __asm__dummy(void) {\n" );
 820     fprintf( outfile, "#endif\n" );
 821
 822     output_exports( outfile, spec );
 823     output_import_thunks( outfile, spec );
 824     output_dll_init( outfile, "__wine_spec_init_ctor", NULL );
 825
 826     fprintf( outfile, "#ifndef __GNUC__\n" );
 827     fprintf( outfile, "}\n" );
 828     fprintf( outfile, "#endif\n" );
 829 }
 830
 831
 832 /*******************************************************************
 833  *         BuildDef32File
 834  *
 835  * Build a Win32 def file from a spec file.
 836  */
 837 void BuildDef32File( FILE *outfile, DLLSPEC *spec )
 838 {
 839     const char *name;
 840     int i;
 841
 842     if (spec_file_name)
 843         fprintf( outfile, "; File generated automatically from %s; do not edit!\n\n",
 844                  spec_file_name );
 845     else
 846         fprintf( outfile, "; File generated automatically; do not edit!\n\n" );
 847
 848     fprintf(outfile, "LIBRARY %s\n\n", spec->file_name);
 849
 850     fprintf(outfile, "EXPORTS\n");
 851
 852     /* Output the exports and relay entry points */
 853
 854     for(i = 0; i < spec->nb_entry_points; i++)
 855     {
 856         const ORDDEF *odp = &spec->entry_points[i];
 857         int is_data = 0;
 858
 859         if (!odp) continue;
 860         if (odp->type == TYPE_STUB) continue;
 861
 862         if (odp->name) name = odp->name;
 863         else if (odp->export_name) name = odp->export_name;
 864         else continue;
 865
 866         fprintf(outfile, "  %s", name);
 867
 868         switch(odp->type)
 869         {
 870         case TYPE_EXTERN:
 871             is_data = 1;
 872             /* fall through */
 873         case TYPE_VARARGS:
 874         case TYPE_CDECL:
 875             /* try to reduce output */
 876             if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD))
 877                 fprintf(outfile, "=%s", odp->link_name);
 878             break;
 879         case TYPE_STDCALL:
 880         {
 881             int at_param = strlen(odp->u.func.arg_types) * sizeof(int);
 882             if (!kill_at) fprintf(outfile, "@%d", at_param);
 883             if  (odp->flags & FLAG_FORWARD)
 884             {
 885                 fprintf(outfile, "=%s", odp->link_name);
 886             }
 887             else if (strcmp(name, odp->link_name)) /* try to reduce output */
 888             {
 889                 fprintf(outfile, "=%s", odp->link_name);
 890                 if (!kill_at) fprintf(outfile, "@%d", at_param);
 891             }
 892             break;
 893         }
 894         default:
 895             assert(0);
 896         }
 897         fprintf( outfile, " @%d", odp->ordinal );
 898         if (!odp->name) fprintf( outfile, " NONAME" );
 899         if (is_data) fprintf( outfile, " DATA" );
 900         if (odp->flags & FLAG_PRIVATE) fprintf( outfile, " PRIVATE" );
 901         fprintf( outfile, "\n" );
 902     }
 903 }
 904
 905
 906 /*******************************************************************
 907  *         BuildDebugFile
 908  *
 909  * Build the debugging channels source file.
 910  */
 911 void BuildDebugFile( FILE *outfile, const char *srcdir, char **argv )
 912 {
 913     int nr_debug;
 914     char *prefix, *p, *constructor, *destructor;
 915
 916     while (*argv)
 917     {
 918         if (!parse_debug_channels( srcdir, *argv++ )) exit(1);
 919     }
 920
 921     output_standard_file_header( outfile );
 922     nr_debug = output_debug( outfile );
 923     if (!nr_debug)
 924     {
 925         fprintf( outfile, "/* no debug channels found for this module */\n" );
 926         return;
 927     }
 928
 929     if (output_file_name)
 930     {
 931         if ((p = strrchr( output_file_name, '/' ))) p++;
 932         prefix = xstrdup( p ? p : output_file_name );
 933         if ((p = strchr( prefix, '.' ))) *p = 0;
 934         strcpy( p, make_c_identifier(p) );
 935     }
 936     else prefix = xstrdup( "_" );
 937
 938     /* Output the DLL constructor */
 939
 940     constructor = xmalloc( strlen(prefix) + 17 );
 941     destructor = xmalloc( strlen(prefix) + 17 );
 942     sprintf( constructor, "__wine_dbg_%s_init", prefix );
 943     sprintf( destructor, "__wine_dbg_%s_fini", prefix );
 944     fprintf( outfile,
 945              "#ifdef __GNUC__\n"
 946              "void %s(void) __attribute__((constructor));\n"
 947              "void %s(void) __attribute__((destructor));\n"
 948              "#else\n"
 949              "static void __asm__dummy_dll_init(void) {\n",
 950              constructor, destructor );
 951     output_dll_init( outfile, constructor, destructor );
 952     fprintf( outfile, "}\n#endif /* defined(__GNUC__) */\n\n" );
 953
 954     fprintf( outfile,
 955              "void %s(void)\n"
 956              "{\n"
 957              "    extern void *__wine_dbg_register( char * const *, int );\n"
 958              "    if (!debug_registration) debug_registration = __wine_dbg_register( debug_channels, %d );\n"
 959              "}\n\n", constructor, nr_debug );
 960     fprintf( outfile,
 961              "void %s(void)\n"
 962              "{\n"
 963              "    extern void __wine_dbg_unregister( void* );\n"
 964              "    __wine_dbg_unregister( debug_registration );\n"
 965              "}\n", destructor );
 966
 967     free( constructor );
 968     free( destructor );
 969     free( prefix );
 970 }