4 * Copyright 2000, 2004 Alexandre Julliard
5 * Copyright 2000 Eric Pouech
7 * This library is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version.
12 * This library is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * Lesser General Public License for more details.
17 * You should have received a copy of the GNU Lesser General Public
18 * License along with this library; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include "wine/port.h"
30 #ifdef HAVE_SYS_STAT_H
31 # include <sys/stat.h>
39 #include "wine/exception.h"
44 DLLSPEC
*spec
; /* description of the imported dll */
45 char *full_name
; /* full name of the input file */
46 dev_t dev
; /* device/inode of the input file */
48 int delay
; /* delay or not dll loading ? */
49 ORDDEF
**exports
; /* functions exported from this dll */
50 int nb_exports
; /* number of exported functions */
51 ORDDEF
**imports
; /* functions we want to import from this dll */
52 int nb_imports
; /* number of imported functions */
55 static char **undef_symbols
; /* list of undefined symbols */
56 static int nb_undef_symbols
= -1;
57 static int undef_size
;
59 static char **ignore_symbols
; /* list of symbols to ignore */
60 static int nb_ignore_symbols
;
61 static int ignore_size
;
63 static char *ld_tmp_file
; /* ld temp file name */
65 static struct import
**dll_imports
= NULL
;
66 static int nb_imports
= 0; /* number of imported dlls (delayed or not) */
67 static int nb_delayed
= 0; /* number of delayed dlls */
68 static int total_imports
= 0; /* total number of imported functions */
69 static int total_delayed
= 0; /* total number of imported functions in delayed DLLs */
70 static char **delayed_imports
; /* names of delayed import dlls */
71 static int nb_delayed_imports
; /* size of the delayed_imports array */
73 /* list of symbols that are ignored by default */
74 static const char * const default_ignored_symbols
[] =
125 static inline const char *ppc_reg( int reg
)
127 static const char * const ppc_regs
[32] = { "r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7",
128 "r8", "r9", "r10","r11","r12","r13","r14","r15",
129 "r16","r17","r18","r19","r20","r21","r22","r23",
130 "r24","r25","r26","r27","r28","r29","r30","r31" };
131 if (target_platform
== PLATFORM_APPLE
) return ppc_regs
[reg
];
132 return ppc_regs
[reg
] + 1; /* skip the 'r' */
135 /* compare function names; helper for resolve_imports */
136 static int name_cmp( const void *name
, const void *entry
)
138 return strcmp( *(const char* const *)name
, *(const char* const *)entry
);
141 /* compare function names; helper for resolve_imports */
142 static int func_cmp( const void *func1
, const void *func2
)
144 const ORDDEF
*odp1
= *(const ORDDEF
* const *)func1
;
145 const ORDDEF
*odp2
= *(const ORDDEF
* const *)func2
;
146 return strcmp( odp1
->name
? odp1
->name
: odp1
->export_name
,
147 odp2
->name
? odp2
->name
: odp2
->export_name
);
150 /* locate a symbol in a (sorted) list */
151 inline static const char *find_symbol( const char *name
, char **table
, int size
)
156 res
= bsearch( &name
, table
, size
, sizeof(*table
), name_cmp
);
159 return res
? *res
: NULL
;
162 /* locate an export in a (sorted) export list */
163 inline static ORDDEF
*find_export( const char *name
, ORDDEF
**table
, int size
)
165 ORDDEF func
, *odp
, **res
= NULL
;
167 func
.name
= (char *)name
;
170 if (table
) res
= bsearch( &odp
, table
, size
, sizeof(*table
), func_cmp
);
171 return res
? *res
: NULL
;
174 /* sort a symbol table */
175 inline static void sort_symbols( char **table
, int size
)
178 qsort( table
, size
, sizeof(*table
), name_cmp
);
181 inline static void output_function_size( FILE *outfile
, const char *name
)
183 const char *size
= func_size( name
);
184 if (size
[0]) fprintf( outfile
, " \"\\t%s\\n\"\n", size
);
187 /* free an import structure */
188 static void free_imports( struct import
*imp
)
190 free( imp
->exports
);
191 free( imp
->imports
);
192 free_dll_spec( imp
->spec
);
193 free( imp
->full_name
);
197 /* remove the temp file at exit */
198 static void remove_ld_tmp_file(void)
200 if (ld_tmp_file
) unlink( ld_tmp_file
);
203 /* check whether a given dll is imported in delayed mode */
204 static int is_delayed_import( const char *name
)
208 for (i
= 0; i
< nb_delayed_imports
; i
++)
210 if (!strcmp( delayed_imports
[i
], name
)) return 1;
215 /* check whether a given dll has already been imported */
216 static struct import
*is_already_imported( const char *name
)
220 for (i
= 0; i
< nb_imports
; i
++)
222 if (!strcmp( dll_imports
[i
]->spec
->file_name
, name
)) return dll_imports
[i
];
227 /* open the .so library for a given dll in a specified path */
228 static char *try_library_path( const char *path
, const char *name
)
233 buffer
= xmalloc( strlen(path
) + strlen(name
) + 9 );
234 sprintf( buffer
, "%s/lib%s.def", path
, name
);
236 /* check if the file exists */
237 if ((fd
= open( buffer
, O_RDONLY
)) != -1)
246 /* find the .def import library for a given dll */
247 static char *find_library( const char *name
)
252 for (i
= 0; i
< nb_lib_paths
; i
++)
254 if ((fullname
= try_library_path( lib_path
[i
], name
))) return fullname
;
256 fatal_error( "could not open .def file for %s\n", name
);
260 /* read in the list of exported symbols of an import library */
261 static int read_import_lib( struct import
*imp
)
266 struct import
*prev_imp
;
267 DLLSPEC
*spec
= imp
->spec
;
269 f
= open_input_file( NULL
, imp
->full_name
);
270 fstat( fileno(f
), &stat
);
271 imp
->dev
= stat
.st_dev
;
272 imp
->ino
= stat
.st_ino
;
273 ret
= parse_def_file( f
, spec
);
274 close_input_file( f
);
277 /* check if we already imported that library from a different file */
278 if ((prev_imp
= is_already_imported( spec
->file_name
)))
280 if (prev_imp
->dev
!= imp
->dev
|| prev_imp
->ino
!= imp
->ino
)
281 fatal_error( "%s and %s have the same export name '%s'\n",
282 prev_imp
->full_name
, imp
->full_name
, spec
->file_name
);
283 return 0; /* the same file was already loaded, ignore this one */
286 if (is_delayed_import( spec
->file_name
))
292 imp
->exports
= xmalloc( spec
->nb_entry_points
* sizeof(*imp
->exports
) );
294 for (i
= 0; i
< spec
->nb_entry_points
; i
++)
296 ORDDEF
*odp
= &spec
->entry_points
[i
];
298 if (odp
->type
!= TYPE_STDCALL
&& odp
->type
!= TYPE_CDECL
) continue;
299 if (odp
->flags
& FLAG_PRIVATE
) continue;
300 imp
->exports
[imp
->nb_exports
++] = odp
;
302 imp
->exports
= xrealloc( imp
->exports
, imp
->nb_exports
* sizeof(*imp
->exports
) );
304 qsort( imp
->exports
, imp
->nb_exports
, sizeof(*imp
->exports
), func_cmp
);
308 /* build the dll exported name from the import lib name or path */
309 static char *get_dll_name( const char *name
, const char *filename
)
315 const char *basename
= strrchr( filename
, '/' );
316 if (!basename
) basename
= filename
;
318 if (!strncmp( basename
, "lib", 3 )) basename
+= 3;
319 ret
= xmalloc( strlen(basename
) + 5 );
320 strcpy( ret
, basename
);
321 if (strendswith( ret
, ".def" )) ret
[strlen(ret
)-4] = 0;
325 ret
= xmalloc( strlen(name
) + 5 );
328 if (!strchr( ret
, '.' )) strcat( ret
, ".dll" );
332 /* add a dll to the list of imports */
333 void add_import_dll( const char *name
, const char *filename
)
335 struct import
*imp
= xmalloc( sizeof(*imp
) );
337 imp
->spec
= alloc_dll_spec();
338 imp
->spec
->file_name
= get_dll_name( name
, filename
);
345 if (filename
) imp
->full_name
= xstrdup( filename
);
346 else imp
->full_name
= find_library( name
);
348 if (read_import_lib( imp
))
350 dll_imports
= xrealloc( dll_imports
, (nb_imports
+1) * sizeof(*dll_imports
) );
351 dll_imports
[nb_imports
++] = imp
;
356 if (nb_errors
) exit(1);
360 /* add a library to the list of delayed imports */
361 void add_delayed_import( const char *name
)
364 char *fullname
= get_dll_name( name
, NULL
);
366 delayed_imports
= xrealloc( delayed_imports
, (nb_delayed_imports
+1) * sizeof(*delayed_imports
) );
367 delayed_imports
[nb_delayed_imports
++] = fullname
;
368 if ((imp
= is_already_imported( fullname
)) && !imp
->delay
)
375 /* remove an imported dll, based on its index in the dll_imports array */
376 static void remove_import_dll( int index
)
378 struct import
*imp
= dll_imports
[index
];
380 memmove( &dll_imports
[index
], &dll_imports
[index
+1], sizeof(imp
) * (nb_imports
- index
- 1) );
382 if (imp
->delay
) nb_delayed
--;
386 /* initialize the list of ignored symbols */
387 static void init_ignored_symbols(void)
391 nb_ignore_symbols
= sizeof(default_ignored_symbols
)/sizeof(default_ignored_symbols
[0]);
392 ignore_size
= nb_ignore_symbols
+ 32;
393 ignore_symbols
= xmalloc( ignore_size
* sizeof(*ignore_symbols
) );
394 for (i
= 0; i
< nb_ignore_symbols
; i
++)
395 ignore_symbols
[i
] = xstrdup( default_ignored_symbols
[i
] );
398 /* add a symbol to the ignored symbol list */
399 /* if the name starts with '-' the symbol is removed instead */
400 void add_ignore_symbol( const char *name
)
404 if (!ignore_symbols
) init_ignored_symbols(); /* first time around, fill list with defaults */
406 if (name
[0] == '-') /* remove it */
408 if (!name
[1]) /* remove everything */
410 for (i
= 0; i
< nb_ignore_symbols
; i
++) free( ignore_symbols
[i
] );
411 nb_ignore_symbols
= 0;
415 for (i
= 0; i
< nb_ignore_symbols
; i
++)
417 if (!strcmp( ignore_symbols
[i
], name
+1 ))
419 free( ignore_symbols
[i
] );
420 memmove( &ignore_symbols
[i
], &ignore_symbols
[i
+1], nb_ignore_symbols
- i
- 1 );
428 if (nb_ignore_symbols
== ignore_size
)
431 ignore_symbols
= xrealloc( ignore_symbols
, ignore_size
* sizeof(*ignore_symbols
) );
433 ignore_symbols
[nb_ignore_symbols
++] = xstrdup( name
);
437 /* add a function to the list of imports from a given dll */
438 static void add_import_func( struct import
*imp
, ORDDEF
*func
)
440 imp
->imports
= xrealloc( imp
->imports
, (imp
->nb_imports
+1) * sizeof(*imp
->imports
) );
441 imp
->imports
[imp
->nb_imports
++] = func
;
443 if (imp
->delay
) total_delayed
++;
446 /* add a symbol to the undef list */
447 inline static void add_undef_symbol( const char *name
)
449 if (nb_undef_symbols
== undef_size
)
452 undef_symbols
= xrealloc( undef_symbols
, undef_size
* sizeof(*undef_symbols
) );
454 undef_symbols
[nb_undef_symbols
++] = xstrdup( name
);
457 /* remove all the holes in the undefined symbol list; return the number of removed symbols */
458 static int remove_symbol_holes(void)
461 for (i
= off
= 0; i
< nb_undef_symbols
; i
++)
463 if (!undef_symbols
[i
]) off
++;
464 else undef_symbols
[i
- off
] = undef_symbols
[i
];
466 nb_undef_symbols
-= off
;
470 /* add a symbol to the extra list, but only if needed */
471 static int add_extra_symbol( const char **extras
, int *count
, const char *name
, const DLLSPEC
*spec
)
475 if (!find_symbol( name
, undef_symbols
, nb_undef_symbols
))
477 /* check if the symbol is being exported by this dll */
478 for (i
= 0; i
< spec
->nb_entry_points
; i
++)
480 ORDDEF
*odp
= &spec
->entry_points
[i
];
481 if (odp
->type
== TYPE_STDCALL
||
482 odp
->type
== TYPE_CDECL
||
483 odp
->type
== TYPE_VARARGS
||
484 odp
->type
== TYPE_EXTERN
)
486 if (odp
->name
&& !strcmp( odp
->name
, name
)) return 0;
489 extras
[*count
] = name
;
495 /* add the extra undefined symbols that will be contained in the generated spec file itself */
496 static void add_extra_undef_symbols( const DLLSPEC
*spec
)
498 const char *extras
[10];
499 int i
, count
= 0, nb_stubs
= 0;
500 int kernel_imports
= 0, ntdll_imports
= 0;
502 sort_symbols( undef_symbols
, nb_undef_symbols
);
504 for (i
= 0; i
< spec
->nb_entry_points
; i
++)
506 ORDDEF
*odp
= &spec
->entry_points
[i
];
507 if (odp
->type
== TYPE_STUB
) nb_stubs
++;
510 /* add symbols that will be contained in the spec file itself */
511 if (!(spec
->characteristics
& IMAGE_FILE_DLL
))
513 switch (spec
->subsystem
)
515 case IMAGE_SUBSYSTEM_WINDOWS_GUI
:
516 case IMAGE_SUBSYSTEM_WINDOWS_CUI
:
517 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetCommandLineA", spec
);
518 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetStartupInfoA", spec
);
519 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetModuleHandleA", spec
);
520 kernel_imports
+= add_extra_symbol( extras
, &count
, "ExitProcess", spec
);
526 kernel_imports
+= add_extra_symbol( extras
, &count
, "LoadLibraryA", spec
);
527 kernel_imports
+= add_extra_symbol( extras
, &count
, "FreeLibrary", spec
);
528 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetProcAddress", spec
);
529 kernel_imports
+= add_extra_symbol( extras
, &count
, "RaiseException", spec
);
532 ntdll_imports
+= add_extra_symbol( extras
, &count
, "RtlRaiseException", spec
);
534 /* make sure we import the dlls that contain these functions */
535 if (kernel_imports
) add_import_dll( "kernel32", NULL
);
536 if (ntdll_imports
) add_import_dll( "ntdll", NULL
);
540 for (i
= 0; i
< count
; i
++) add_undef_symbol( extras
[i
] );
541 sort_symbols( undef_symbols
, nb_undef_symbols
);
545 /* check if a given imported dll is not needed, taking forwards into account */
546 static int check_unused( const struct import
* imp
, const DLLSPEC
*spec
)
549 const char *file_name
= imp
->spec
->file_name
;
550 size_t len
= strlen( file_name
);
551 const char *p
= strchr( file_name
, '.' );
552 if (p
&& !strcasecmp( p
, ".dll" )) len
= p
- file_name
;
554 for (i
= spec
->base
; i
<= spec
->limit
; i
++)
556 ORDDEF
*odp
= spec
->ordinals
[i
];
557 if (!odp
|| !(odp
->flags
& FLAG_FORWARD
)) continue;
558 if (!strncasecmp( odp
->link_name
, file_name
, len
) &&
559 odp
->link_name
[len
] == '.')
560 return 0; /* found a forward, it is used */
565 /* combine a list of object files with ld into a single object file */
566 /* returns the name of the combined file */
567 static const char *ldcombine_files( char **argv
)
573 if (output_file_name
&& output_file_name
[0])
575 ld_tmp_file
= xmalloc( strlen(output_file_name
) + 10 );
576 strcpy( ld_tmp_file
, output_file_name
);
577 strcat( ld_tmp_file
, ".XXXXXX.o" );
579 else ld_tmp_file
= xstrdup( "/tmp/winebuild.tmp.XXXXXX.o" );
581 if ((fd
= mkstemps( ld_tmp_file
, 2 ) == -1)) fatal_error( "could not generate a temp file\n" );
583 atexit( remove_ld_tmp_file
);
585 if (!ld_command
) ld_command
= xstrdup("ld");
586 for (i
= 0; argv
[i
]; i
++) len
+= strlen(argv
[i
]) + 1;
587 cmd
= xmalloc( len
+ strlen(ld_tmp_file
) + 8 + strlen(ld_command
) );
588 sprintf( cmd
, "%s -r -o %s", ld_command
, ld_tmp_file
);
589 for (i
= 0; argv
[i
]; i
++) sprintf( cmd
+ strlen(cmd
), " %s", argv
[i
] );
591 if (err
) fatal_error( "%s -r failed with status %d\n", ld_command
, err
);
596 /* read in the list of undefined symbols */
597 void read_undef_symbols( char **argv
)
601 char *cmd
, buffer
[1024], name_prefix
[16];
605 if (!argv
[0]) return;
607 strcpy( name_prefix
, asm_name("") );
608 prefix_len
= strlen( name_prefix
);
610 undef_size
= nb_undef_symbols
= 0;
612 /* if we have multiple object files, link them together */
613 if (argv
[1]) name
= ldcombine_files( argv
);
616 if (!nm_command
) nm_command
= xstrdup("nm");
617 cmd
= xmalloc( strlen(nm_command
) + strlen(name
) + 5 );
618 sprintf( cmd
, "%s -u %s", nm_command
, name
);
619 if (!(f
= popen( cmd
, "r" )))
620 fatal_error( "Cannot execute '%s'\n", cmd
);
622 while (fgets( buffer
, sizeof(buffer
), f
))
624 char *p
= buffer
+ strlen(buffer
) - 1;
625 if (p
< buffer
) continue;
626 if (*p
== '\n') *p
-- = 0;
628 while (*p
== ' ') p
++;
629 if (p
[0] == 'U' && p
[1] == ' ' && p
[2]) p
+= 2;
630 if (prefix_len
&& !strncmp( p
, name_prefix
, prefix_len
)) p
+= prefix_len
;
631 add_undef_symbol( p
);
633 if ((err
= pclose( f
))) warning( "%s failed with status %d\n", cmd
, err
);
637 static void remove_ignored_symbols(void)
641 if (!ignore_symbols
) init_ignored_symbols();
642 sort_symbols( ignore_symbols
, nb_ignore_symbols
);
643 for (i
= 0; i
< nb_undef_symbols
; i
++)
645 if (find_symbol( undef_symbols
[i
], ignore_symbols
, nb_ignore_symbols
))
647 free( undef_symbols
[i
] );
648 undef_symbols
[i
] = NULL
;
651 remove_symbol_holes();
654 /* resolve the imports for a Win32 module */
655 int resolve_imports( DLLSPEC
*spec
)
659 if (nb_undef_symbols
== -1) return 0; /* no symbol file specified */
661 add_extra_undef_symbols( spec
);
662 remove_ignored_symbols();
664 for (i
= 0; i
< nb_imports
; i
++)
666 struct import
*imp
= dll_imports
[i
];
668 for (j
= 0; j
< nb_undef_symbols
; j
++)
670 ORDDEF
*odp
= find_export( undef_symbols
[j
], imp
->exports
, imp
->nb_exports
);
673 add_import_func( imp
, odp
);
674 free( undef_symbols
[j
] );
675 undef_symbols
[j
] = NULL
;
678 /* remove all the holes in the undef symbols list */
679 if (!remove_symbol_holes() && check_unused( imp
, spec
))
681 /* the dll is not used, get rid of it */
682 warning( "%s imported but no symbols used\n", imp
->spec
->file_name
);
683 remove_import_dll( i
);
690 /* output a single import thunk */
691 static void output_import_thunk( FILE *outfile
, const char *name
, const char *table
, int pos
)
693 fprintf( outfile
, " \"\\t.align %d\\n\"\n", get_alignment(4) );
694 fprintf( outfile
, " \"\\t%s\\n\"\n", func_declaration(name
) );
695 fprintf( outfile
, " \"\\t.globl %s\\n\"\n", asm_name(name
) );
696 fprintf( outfile
, " \"%s:\\n\"\n", asm_name(name
) );
703 if (strstr( name
, "__wine_call_from_16" )) fprintf( outfile
, " \"\\t.byte 0x2e\\n\"\n" );
704 fprintf( outfile
, " \"\\tjmp *(imports+%d)\\n\"\n", pos
);
708 if (!strcmp( name
, "__wine_call_from_32_regs" ) ||
709 !strcmp( name
, "__wine_call_from_16_regs" ))
711 /* special case: need to preserve all registers */
712 fprintf( outfile
, " \"\\tpushl %%eax\\n\"\n" );
713 fprintf( outfile
, " \"\\tcall .L__wine_spec_%s\\n\"\n", name
);
714 fprintf( outfile
, " \".L__wine_spec_%s:\\n\"\n", name
);
715 fprintf( outfile
, " \"\\tpopl %%eax\\n\"\n" );
716 if (!strcmp( name
, "__wine_call_from_16_regs" ))
717 fprintf( outfile
, " \"\\t.byte 0x2e\\n\"\n" );
718 fprintf( outfile
, " \"\\tmovl %s+%d-.L__wine_spec_%s(%%eax),%%eax\\n\"\n",
719 asm_name(table
), pos
, name
);
720 fprintf( outfile
, " \"\\txchgl %%eax,(%%esp)\\n\"\n" );
721 fprintf( outfile
, " \"\\tret\\n\"\n" );
725 fprintf( outfile
, " \"\\tcall .L__wine_spec_%s\\n\"\n", name
);
726 fprintf( outfile
, " \".L__wine_spec_%s:\\n\"\n", name
);
727 fprintf( outfile
, " \"\\tpopl %%eax\\n\"\n" );
728 if (strstr( name
, "__wine_call_from_16" ))
729 fprintf( outfile
, " \"\\t.byte 0x2e\\n\"\n" );
730 fprintf( outfile
, " \"\\tjmp *%s+%d-.L__wine_spec_%s(%%eax)\\n\"\n",
731 asm_name(table
), pos
, name
);
738 fprintf( outfile
, " \"\\tsethi %%hi(%s+%d), %%g1\\n\"\n", table
, pos
);
739 fprintf( outfile
, " \"\\tld [%%g1+%%lo(%s+%d)], %%g1\\n\"\n", table
, pos
);
740 fprintf( outfile
, " \"\\tjmp %%g1\\n\\tnop\\n\"\n" );
744 /* Hmpf. Stupid sparc assembler always interprets global variable
745 names as GOT offsets, so we have to do it the long way ... */
746 fprintf( outfile
, " \"\\tsave %%sp, -96, %%sp\\n\"\n" );
747 fprintf( outfile
, " \"0:\\tcall 1f\\n\\tnop\\n\"\n" );
748 fprintf( outfile
, " \"1:\\tsethi %%hi(%s+%d-0b), %%g1\\n\"\n", table
, pos
);
749 fprintf( outfile
, " \"\\tor %%g1, %%lo(%s+%d-0b), %%g1\\n\"\n", table
, pos
);
750 fprintf( outfile
, " \"\\tld [%%g1+%%o7], %%g1\\n\"\n" );
751 fprintf( outfile
, " \"\\tjmp %%g1\\n\\trestore\\n\"\n" );
755 fprintf( outfile
, " \"\\tlda $0,%s\\n\"\n", table
);
756 fprintf( outfile
, " \"\\tlda $0,%d($0)\\n\"\n", pos
);
757 fprintf( outfile
, " \"\\tjmp $31,($0)\\n\"\n" );
760 fprintf(outfile
, " \"\\taddi %s, %s, -0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
761 fprintf(outfile
, " \"\\tstw %s, 0(%s)\\n\"\n", ppc_reg(9), ppc_reg(1));
762 fprintf(outfile
, " \"\\taddi %s, %s, -0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
763 fprintf(outfile
, " \"\\tstw %s, 0(%s)\\n\"\n", ppc_reg(8), ppc_reg(1));
764 fprintf(outfile
, " \"\\taddi %s, %s, -0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
765 fprintf(outfile
, " \"\\tstw %s, 0(%s)\\n\"\n", ppc_reg(7), ppc_reg(1));
766 if (target_platform
== PLATFORM_APPLE
)
768 fprintf(outfile
, " \"\\tlis %s, ha16(%s+%d)\\n\"\n",
769 ppc_reg(9), asm_name(table
), pos
);
770 fprintf(outfile
, " \"\\tla %s, lo16(%s+%d)(%s)\\n\"\n",
771 ppc_reg(8), asm_name(table
), pos
, ppc_reg(9));
775 fprintf(outfile
, " \"\\tlis %s, (%s+%d)@hi\\n\"\n",
776 ppc_reg(9), asm_name(table
), pos
);
777 fprintf(outfile
, " \"\\tla %s, (%s+%d)@l(%s)\\n\"\n",
778 ppc_reg(8), asm_name(table
), pos
, ppc_reg(9));
780 fprintf(outfile
, " \"\\tlwz %s, 0(%s)\\n\"\n", ppc_reg(7), ppc_reg(8));
781 fprintf(outfile
, " \"\\tmtctr %s\\n\"\n", ppc_reg(7));
782 fprintf(outfile
, " \"\\tlwz %s, 0(%s)\\n\"\n", ppc_reg(7), ppc_reg(1));
783 fprintf(outfile
, " \"\\taddi %s, %s, 0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
784 fprintf(outfile
, " \"\\tlwz %s, 0(%s)\\n\"\n", ppc_reg(8), ppc_reg(1));
785 fprintf(outfile
, " \"\\taddi %s, %s, 0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
786 fprintf(outfile
, " \"\\tlwz %s, 0(%s)\\n\"\n", ppc_reg(9), ppc_reg(1));
787 fprintf(outfile
, " \"\\taddi %s, %s, 0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
788 fprintf(outfile
, " \"\\tbctr\\n\"\n");
791 output_function_size( outfile
, name
);
794 /* output the import table of a Win32 module */
795 static int output_immediate_imports( FILE *outfile
)
797 int i
, j
, nb_imm
= nb_imports
- nb_delayed
;
799 if (!nb_imm
) return 0;
801 /* main import header */
803 fprintf( outfile
, "\nstatic struct {\n" );
804 fprintf( outfile
, " struct {\n" );
805 fprintf( outfile
, " void *OriginalFirstThunk;\n" );
806 fprintf( outfile
, " unsigned int TimeDateStamp;\n" );
807 fprintf( outfile
, " unsigned int ForwarderChain;\n" );
808 fprintf( outfile
, " const char *Name;\n" );
809 fprintf( outfile
, " void *FirstThunk;\n" );
810 fprintf( outfile
, " } imp[%d];\n", nb_imm
+1 );
811 fprintf( outfile
, " const char *data[%d];\n",
812 total_imports
- total_delayed
+ nb_imm
);
813 fprintf( outfile
, "} imports = {\n {\n" );
817 for (i
= j
= 0; i
< nb_imports
; i
++)
819 if (dll_imports
[i
]->delay
) continue;
820 fprintf( outfile
, " { 0, 0, 0, \"%s\", &imports.data[%d] },\n",
821 dll_imports
[i
]->spec
->file_name
, j
);
822 j
+= dll_imports
[i
]->nb_imports
+ 1;
825 fprintf( outfile
, " { 0, 0, 0, 0, 0 },\n" );
826 fprintf( outfile
, " },\n {\n" );
828 /* list of imported functions */
830 for (i
= 0; i
< nb_imports
; i
++)
832 if (dll_imports
[i
]->delay
) continue;
833 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->spec
->file_name
);
834 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
836 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
837 if (!(odp
->flags
& FLAG_NONAME
))
839 unsigned short ord
= odp
->ordinal
;
840 fprintf( outfile
, " \"\\%03o\\%03o%s\",\n",
841 *(unsigned char *)&ord
, *((unsigned char *)&ord
+ 1), odp
->name
);
844 fprintf( outfile
, " (char *)%d,\n", odp
->ordinal
);
846 fprintf( outfile
, " 0,\n" );
848 fprintf( outfile
, " }\n};\n\n" );
853 /* output the import thunks of a Win32 module */
854 static void output_immediate_import_thunks( FILE *outfile
)
857 int nb_imm
= nb_imports
- nb_delayed
;
858 static const char import_thunks
[] = "__wine_spec_import_thunks";
862 pos
= (sizeof(void *) + 2*sizeof(unsigned int) + sizeof(const char *) + sizeof(void *)) *
863 (nb_imm
+ 1); /* offset of imports.data from start of imports */
864 fprintf( outfile
, "/* immediate import thunks */\n" );
865 fprintf( outfile
, "asm(\".text\\n\\t.align %d\\n\"\n", get_alignment(8) );
866 fprintf( outfile
, " \"%s:\\n\"\n", asm_name(import_thunks
));
868 for (i
= 0; i
< nb_imports
; i
++)
870 if (dll_imports
[i
]->delay
) continue;
871 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++, pos
+= sizeof(const char *))
873 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
874 output_import_thunk( outfile
, odp
->name
? odp
->name
: odp
->export_name
,
879 output_function_size( outfile
, import_thunks
);
880 fprintf( outfile
, ");\n" );
883 /* output the delayed import table of a Win32 module */
884 static int output_delayed_imports( FILE *outfile
, const DLLSPEC
*spec
)
888 if (!nb_delayed
) return 0;
890 fprintf( outfile
, "static void *__wine_delay_imp_hmod[%d];\n", nb_delayed
);
891 for (i
= 0; i
< nb_imports
; i
++)
893 if (!dll_imports
[i
]->delay
) continue;
894 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
896 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
897 const char *name
= odp
->name
? odp
->name
: odp
->export_name
;
898 fprintf( outfile
, "void __wine_delay_imp_%d_%s();\n", i
, name
);
901 fprintf( outfile
, "\n" );
902 fprintf( outfile
, "static struct {\n" );
903 fprintf( outfile
, " struct ImgDelayDescr {\n" );
904 fprintf( outfile
, " unsigned int grAttrs;\n" );
905 fprintf( outfile
, " const char *szName;\n" );
906 fprintf( outfile
, " void **phmod;\n" );
907 fprintf( outfile
, " void **pIAT;\n" );
908 fprintf( outfile
, " const char **pINT;\n" );
909 fprintf( outfile
, " void* pBoundIAT;\n" );
910 fprintf( outfile
, " void* pUnloadIAT;\n" );
911 fprintf( outfile
, " unsigned long dwTimeStamp;\n" );
912 fprintf( outfile
, " } imp[%d];\n", nb_delayed
);
913 fprintf( outfile
, " void *IAT[%d];\n", total_delayed
);
914 fprintf( outfile
, " const char *INT[%d];\n", total_delayed
);
915 fprintf( outfile
, "} delay_imports = {\n" );
916 fprintf( outfile
, " {\n" );
917 for (i
= j
= 0; i
< nb_imports
; i
++)
919 if (!dll_imports
[i
]->delay
) continue;
920 fprintf( outfile
, " { 0, \"%s\", &__wine_delay_imp_hmod[%d], &delay_imports.IAT[%d], &delay_imports.INT[%d], 0, 0, 0 },\n",
921 dll_imports
[i
]->spec
->file_name
, i
, j
, j
);
922 j
+= dll_imports
[i
]->nb_imports
;
924 fprintf( outfile
, " },\n {\n" );
925 for (i
= 0; i
< nb_imports
; i
++)
927 if (!dll_imports
[i
]->delay
) continue;
928 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->spec
->file_name
);
929 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
931 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
932 const char *name
= odp
->name
? odp
->name
: odp
->export_name
;
933 fprintf( outfile
, " &__wine_delay_imp_%d_%s,\n", i
, name
);
936 fprintf( outfile
, " },\n {\n" );
937 for (i
= 0; i
< nb_imports
; i
++)
939 if (!dll_imports
[i
]->delay
) continue;
940 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->spec
->file_name
);
941 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
943 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
945 fprintf( outfile
, " (char *)%d,\n", odp
->ordinal
);
947 fprintf( outfile
, " \"%s\",\n", odp
->name
);
950 fprintf( outfile
, " }\n};\n\n" );
952 fprintf( outfile
, "extern void __stdcall RaiseException(unsigned int, unsigned int, unsigned int, const void *args[]);\n" );
953 fprintf( outfile
, "extern void * __stdcall LoadLibraryA(const char*);\n");
954 fprintf( outfile
, "extern void * __stdcall GetProcAddress(void *, const char*);\n");
955 fprintf( outfile
, "\n" );
957 fprintf( outfile
, "void *__stdcall __wine_delay_load( int idx_nr )\n" );
958 fprintf( outfile
, "{\n" );
959 fprintf( outfile
, " int idx = idx_nr >> 16, nr = idx_nr & 0xffff;\n" );
960 fprintf( outfile
, " struct ImgDelayDescr *imd = delay_imports.imp + idx;\n" );
961 fprintf( outfile
, " void **pIAT = imd->pIAT + nr;\n" );
962 fprintf( outfile
, " const char** pINT = imd->pINT + nr;\n" );
963 fprintf( outfile
, " void *fn;\n\n" );
965 fprintf( outfile
, " if (!*imd->phmod) *imd->phmod = LoadLibraryA(imd->szName);\n" );
966 fprintf( outfile
, " if (*imd->phmod && (fn = GetProcAddress(*imd->phmod, *pINT)))\n");
967 fprintf( outfile
, " /* patch IAT with final value */\n" );
968 fprintf( outfile
, " return *pIAT = fn;\n" );
969 fprintf( outfile
, " else {\n");
970 fprintf( outfile
, " const void *args[2];\n" );
971 fprintf( outfile
, " args[0] = imd->szName;\n" );
972 fprintf( outfile
, " args[1] = *pINT;\n" );
973 fprintf( outfile
, " RaiseException( 0x%08x, %d, 2, args );\n",
974 EXCEPTION_WINE_STUB
, EH_NONCONTINUABLE
);
975 fprintf( outfile
, " return 0;\n" );
976 fprintf( outfile
, " }\n}\n" );
981 /* output the delayed import thunks of a Win32 module */
982 static void output_delayed_import_thunks( FILE *outfile
, const DLLSPEC
*spec
)
984 int i
, idx
, j
, pos
, extra_stack_storage
= 0;
985 static const char delayed_import_loaders
[] = "__wine_spec_delayed_import_loaders";
986 static const char delayed_import_thunks
[] = "__wine_spec_delayed_import_thunks";
988 if (!nb_delayed
) return;
990 fprintf( outfile
, "/* delayed import thunks */\n" );
991 fprintf( outfile
, "asm(\".text\\n\"\n" );
992 fprintf( outfile
, " \"\\t.align %d\\n\"\n", get_alignment(8) );
993 fprintf( outfile
, " \"%s:\\n\"\n", asm_name(delayed_import_loaders
));
994 fprintf( outfile
, " \"\\t%s\\n\"\n", func_declaration("__wine_delay_load_asm") );
995 fprintf( outfile
, " \"%s:\\n\"\n", asm_name("__wine_delay_load_asm") );
999 fprintf( outfile
, " \"\\tpushl %%ecx\\n\\tpushl %%edx\\n\\tpushl %%eax\\n\"\n" );
1000 fprintf( outfile
, " \"\\tcall %s\\n\"\n", asm_name("__wine_delay_load") );
1001 fprintf( outfile
, " \"\\tpopl %%edx\\n\\tpopl %%ecx\\n\\tjmp *%%eax\\n\"\n" );
1004 fprintf( outfile
, " \"\\tsave %%sp, -96, %%sp\\n\"\n" );
1005 fprintf( outfile
, " \"\\tcall %s\\n\"\n", asm_name("__wine_delay_load") );
1006 fprintf( outfile
, " \"\\tmov %%g1, %%o0\\n\"\n" );
1007 fprintf( outfile
, " \"\\tjmp %%o0\\n\\trestore\\n\"\n" );
1010 fprintf( outfile
, " \"\\tjsr $26,%s\\n\"\n", asm_name("__wine_delay_load") );
1011 fprintf( outfile
, " \"\\tjmp $31,($0)\\n\"\n" );
1014 if (target_platform
== PLATFORM_APPLE
) extra_stack_storage
= 56;
1016 /* Save all callee saved registers into a stackframe. */
1017 fprintf( outfile
, " \"\\tstwu %s, -%d(%s)\\n\"\n",ppc_reg(1), 48+extra_stack_storage
, ppc_reg(1));
1018 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(3), 4+extra_stack_storage
, ppc_reg(1));
1019 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(4), 8+extra_stack_storage
, ppc_reg(1));
1020 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(5), 12+extra_stack_storage
, ppc_reg(1));
1021 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(6), 16+extra_stack_storage
, ppc_reg(1));
1022 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(7), 20+extra_stack_storage
, ppc_reg(1));
1023 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(8), 24+extra_stack_storage
, ppc_reg(1));
1024 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(9), 28+extra_stack_storage
, ppc_reg(1));
1025 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(10),32+extra_stack_storage
, ppc_reg(1));
1026 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(11),36+extra_stack_storage
, ppc_reg(1));
1027 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(12),40+extra_stack_storage
, ppc_reg(1));
1029 /* r0 -> r3 (arg1) */
1030 fprintf( outfile
, " \"\\tmr %s, %s\\n\"\n", ppc_reg(3), ppc_reg(0));
1032 /* save return address */
1033 fprintf( outfile
, " \"\\tmflr %s\\n\"\n", ppc_reg(0));
1034 fprintf( outfile
, " \"\\tstw %s, %d(%s)\\n\"\n", ppc_reg(0), 44+extra_stack_storage
, ppc_reg(1));
1036 /* Call the __wine_delay_load function, arg1 is arg1. */
1037 fprintf( outfile
, " \"\\tbl %s\\n\"\n", asm_name("__wine_delay_load") );
1039 /* Load return value from call into ctr register */
1040 fprintf( outfile
, " \"\\tmtctr %s\\n\"\n", ppc_reg(3));
1042 /* restore all saved registers and drop stackframe. */
1043 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(3), 4+extra_stack_storage
, ppc_reg(1));
1044 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(4), 8+extra_stack_storage
, ppc_reg(1));
1045 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(5), 12+extra_stack_storage
, ppc_reg(1));
1046 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(6), 16+extra_stack_storage
, ppc_reg(1));
1047 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(7), 20+extra_stack_storage
, ppc_reg(1));
1048 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(8), 24+extra_stack_storage
, ppc_reg(1));
1049 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(9), 28+extra_stack_storage
, ppc_reg(1));
1050 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(10),32+extra_stack_storage
, ppc_reg(1));
1051 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(11),36+extra_stack_storage
, ppc_reg(1));
1052 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(12),40+extra_stack_storage
, ppc_reg(1));
1054 /* Load return value from call into return register */
1055 fprintf( outfile
, " \"\\tlwz %s, %d(%s)\\n\"\n", ppc_reg(0), 44+extra_stack_storage
, ppc_reg(1));
1056 fprintf( outfile
, " \"\\tmtlr %s\\n\"\n", ppc_reg(0));
1057 fprintf( outfile
, " \"\\taddi %s, %s, %d\\n\"\n", ppc_reg(1), ppc_reg(1), 48+extra_stack_storage
);
1059 /* branch to ctr register. */
1060 fprintf( outfile
, " \"bctr\\n\"\n");
1063 output_function_size( outfile
, "__wine_delay_load_asm" );
1065 for (i
= idx
= 0; i
< nb_imports
; i
++)
1067 if (!dll_imports
[i
]->delay
) continue;
1068 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
1071 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
1072 const char *name
= odp
->name
? odp
->name
: odp
->export_name
;
1074 sprintf( buffer
, "__wine_delay_imp_%d_%s", i
, name
);
1075 fprintf( outfile
, " \"\\t%s\\n\"\n", func_declaration(buffer
) );
1076 fprintf( outfile
, " \"%s:\\n\"\n", asm_name(buffer
) );
1080 fprintf( outfile
, " \"\\tmovl $%d, %%eax\\n\"\n", (idx
<< 16) | j
);
1081 fprintf( outfile
, " \"\\tjmp %s\\n\"\n", asm_name("__wine_delay_load_asm") );
1084 fprintf( outfile
, " \"\\tset %d, %%g1\\n\"\n", (idx
<< 16) | j
);
1085 fprintf( outfile
, " \"\\tb,a %s\\n\"\n", asm_name("__wine_delay_load_asm") );
1088 fprintf( outfile
, " \"\\tlda $0,%d($31)\\n\"\n", j
);
1089 fprintf( outfile
, " \"\\tldah $0,%d($0)\\n\"\n", idx
);
1090 fprintf( outfile
, " \"\\tjmp $31,%s\\n\"\n", asm_name("__wine_delay_load_asm") );
1093 switch(target_platform
)
1095 case PLATFORM_APPLE
:
1096 /* On Darwin we can use r0 and r2 */
1097 /* Upper part in r2 */
1098 fprintf( outfile
, " \"\\tlis %s, %d\\n\"\n", ppc_reg(2), idx
);
1099 /* Lower part + r2 -> r0, Note we can't use r0 directly */
1100 fprintf( outfile
, " \"\\taddi %s, %s, %d\\n\"\n", ppc_reg(0), ppc_reg(2), j
);
1101 fprintf( outfile
, " \"\\tb %s\\n\"\n", asm_name("__wine_delay_load_asm") );
1104 /* On linux we can't use r2 since r2 is not a scratch register (hold the TOC) */
1105 /* Save r13 on the stack */
1106 fprintf( outfile
, " \"\\taddi %s, %s, -0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
1107 fprintf( outfile
, " \"\\tstw %s, 0(%s)\\n\"\n", ppc_reg(13), ppc_reg(1));
1108 /* Upper part in r13 */
1109 fprintf( outfile
, " \"\\tlis %s, %d\\n\"\n", ppc_reg(13), idx
);
1110 /* Lower part + r13 -> r0, Note we can't use r0 directly */
1111 fprintf( outfile
, " \"\\taddi %s, %s, %d\\n\"\n", ppc_reg(0), ppc_reg(13), j
);
1113 fprintf( outfile
, " \"\\tstw %s, 0(%s)\\n\"\n", ppc_reg(13), ppc_reg(1));
1114 fprintf( outfile
, " \"\\taddic %s, %s, 0x4\\n\"\n", ppc_reg(1), ppc_reg(1));
1115 fprintf( outfile
, " \"\\tb %s\\n\"\n", asm_name("__wine_delay_load_asm") );
1120 output_function_size( outfile
, name
);
1124 output_function_size( outfile
, delayed_import_loaders
);
1126 fprintf( outfile
, "\n \".align %d\\n\"\n", get_alignment(8) );
1127 fprintf( outfile
, " \"%s:\\n\"\n", asm_name(delayed_import_thunks
));
1128 pos
= nb_delayed
* 32;
1129 for (i
= 0; i
< nb_imports
; i
++)
1131 if (!dll_imports
[i
]->delay
) continue;
1132 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++, pos
+= 4)
1134 ORDDEF
*odp
= dll_imports
[i
]->imports
[j
];
1135 output_import_thunk( outfile
, odp
->name
? odp
->name
: odp
->export_name
,
1136 "delay_imports", pos
);
1139 output_function_size( outfile
, delayed_import_thunks
);
1140 fprintf( outfile
, ");\n" );
1143 /* output the import and delayed import tables of a Win32 module
1144 * returns number of DLLs exported in 'immediate' mode
1146 int output_imports( FILE *outfile
, DLLSPEC
*spec
, int *nb_delayed
)
1148 *nb_delayed
= output_delayed_imports( outfile
, spec
);
1149 return output_immediate_imports( outfile
);
1152 /* output the import and delayed import thunks of a Win32 module */
1153 void output_import_thunks( FILE *outfile
, DLLSPEC
*spec
)
1155 output_delayed_import_thunks( outfile
, spec
);
1156 output_immediate_import_thunks( outfile
);