4 * Copyright 2000 Alexandre Julliard
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"
37 char *name
; /* function name */
38 int ordinal
; /* function ordinal */
39 int ord_only
; /* non-zero if function is imported by ordinal */
44 char *dll
; /* dll name */
45 int delay
; /* delay or not dll loading ? */
46 struct func
*exports
; /* functions exported from this dll */
47 int nb_exports
; /* number of exported functions */
48 struct func
*imports
; /* functions we want to import from this dll */
49 int nb_imports
; /* number of imported functions */
52 static char **undef_symbols
; /* list of undefined symbols */
53 static int nb_undef_symbols
= -1;
54 static int undef_size
;
56 static char **ignore_symbols
; /* list of symbols to ignore */
57 static int nb_ignore_symbols
;
58 static int ignore_size
;
60 static char *ld_tmp_file
; /* ld temp file name */
62 static struct import
**dll_imports
= NULL
;
63 static int nb_imports
= 0; /* number of imported dlls (delayed or not) */
64 static int nb_delayed
= 0; /* number of delayed dlls */
65 static int total_imports
= 0; /* total number of imported functions */
66 static int total_delayed
= 0; /* total number of imported functions in delayed DLLs */
68 /* list of symbols that are ignored by default */
69 static const char * const default_ignored_symbols
[] =
121 /* compare function names; helper for resolve_imports */
122 static int name_cmp( const void *name
, const void *entry
)
124 return strcmp( *(char **)name
, *(char **)entry
);
127 /* compare function names; helper for resolve_imports */
128 static int func_cmp( const void *func1
, const void *func2
)
130 return strcmp( ((struct func
*)func1
)->name
, ((struct func
*)func2
)->name
);
133 /* locate a symbol in a (sorted) list */
134 inline static const char *find_symbol( const char *name
, char **table
, int size
)
139 res
= bsearch( &name
, table
, size
, sizeof(*table
), name_cmp
);
142 return res
? *res
: NULL
;
145 /* locate an export in a (sorted) export list */
146 inline static struct func
*find_export( const char *name
, struct func
*table
, int size
)
148 struct func func
, *res
= NULL
;
150 func
.name
= (char *)name
;
152 if (table
) res
= bsearch( &func
, table
, size
, sizeof(*table
), func_cmp
);
156 /* sort a symbol table */
157 inline static void sort_symbols( char **table
, int size
)
160 qsort( table
, size
, sizeof(*table
), name_cmp
);
163 /* free an import structure */
164 static void free_imports( struct import
*imp
)
168 for (i
= 0; i
< imp
->nb_exports
; i
++) free( imp
->exports
[i
].name
);
169 for (i
= 0; i
< imp
->nb_imports
; i
++) free( imp
->imports
[i
].name
);
170 free( imp
->exports
);
171 free( imp
->imports
);
176 /* remove the temp file at exit */
177 static void remove_ld_tmp_file(void)
179 if (ld_tmp_file
) unlink( ld_tmp_file
);
182 /* check whether a given dll has already been imported */
183 static int is_already_imported( const char *name
)
187 for (i
= 0; i
< nb_imports
; i
++)
189 if (!strcmp( dll_imports
[i
]->dll
, name
)) return 1;
194 /* open the .so library for a given dll in a specified path */
195 static char *try_library_path( const char *path
, const char *name
)
200 buffer
= xmalloc( strlen(path
) + strlen(name
) + 9 );
201 sprintf( buffer
, "%s/lib%s.def", path
, name
);
203 /* check if the file exists */
204 if ((fd
= open( buffer
, O_RDONLY
)) != -1)
213 /* open the .so library for a given dll */
214 static char *open_library( const char *name
)
219 for (i
= 0; i
< nb_lib_paths
; i
++)
221 if ((fullname
= try_library_path( lib_path
[i
], name
))) return fullname
;
223 if (!(fullname
= try_library_path( ".", name
)))
224 fatal_error( "could not open .def file for %s\n", name
);
228 /* skip whitespace until the next token */
229 static char *skip_whitespace( char *p
)
231 while (*p
&& isspace(*p
)) p
++;
232 if (!*p
|| *p
== ';') p
= NULL
;
236 /* skip to the start of the next token, null terminating the current one */
237 static char *next_token( char *p
)
239 while (*p
&& !isspace(*p
)) p
++;
241 return skip_whitespace( p
);
244 /* remove the @nn suffix from stdcall names */
245 static char *remove_stdcall_decoration( char *buffer
)
247 char *p
= buffer
+ strlen(buffer
) - 1;
248 while (p
> buffer
&& isdigit(*p
)) p
--;
249 if (p
> buffer
&& *p
== '@') *p
= 0;
253 /* read in the list of exported symbols of an import library */
254 static int read_import_lib( const char *name
, struct import
*imp
)
262 imp
->nb_exports
= size
= 0;
264 fullname
= open_library( name
);
265 f
= open_input_file( NULL
, fullname
);
268 while (fgets( buffer
, sizeof(buffer
), f
))
271 int ordinal
= 0, ord_only
= 0;
273 char *p
= buffer
+ strlen(buffer
) - 1;
274 if (p
< buffer
) goto next
;
275 if (*p
== '\n') *p
-- = 0;
278 if (!(p
= skip_whitespace(p
))) goto next
;
280 p
= next_token( name
);
282 if (!strcmp( name
, "LIBRARY" ))
286 error( "Expected name after LIBRARY\n" );
290 p
= next_token( name
);
293 error( "Garbage after LIBRARY statement\n" );
296 if (is_already_imported( name
))
298 close_input_file( f
);
299 return 0; /* ignore this dll */
302 imp
->dll
= xstrdup( name
);
305 if (!strcmp( name
, "EXPORTS" )) goto next
;
307 /* check for ordinal */
310 error( "Expected ordinal after function name\n" );
313 if (*p
!= '@' || !isdigit(p
[1]))
315 error( "Expected ordinal after function name '%s'\n", name
);
318 ordinal
= strtol( p
+1, &p
, 10 );
319 if (ordinal
>= MAX_ORDINALS
)
321 error( "Invalid ordinal number %d\n", ordinal
);
325 /* check for optional flags */
326 while (p
&& (p
= skip_whitespace(p
)))
329 p
= next_token( flags
);
330 if (!strcmp( flags
, "NONAME" ))
335 error( "Invalid ordinal number %d\n", ordinal
);
339 else if (!strcmp( flags
, "CONSTANT" ) || !strcmp( flags
, "DATA" ))
341 /* we don't support importing non-function entry points */
346 error( "Garbage after ordinal declaration\n" );
351 if (imp
->nb_exports
== size
)
354 imp
->exports
= xrealloc( imp
->exports
, size
* sizeof(*imp
->exports
) );
356 if ((p
= strchr( name
, '=' ))) *p
= 0;
357 remove_stdcall_decoration( name
);
358 imp
->exports
[imp
->nb_exports
].name
= xstrdup( name
);
359 imp
->exports
[imp
->nb_exports
].ordinal
= ordinal
;
360 imp
->exports
[imp
->nb_exports
].ord_only
= ord_only
;
365 close_input_file( f
);
367 qsort( imp
->exports
, imp
->nb_exports
, sizeof(*imp
->exports
), func_cmp
);
371 /* add a dll to the list of imports */
372 void add_import_dll( const char *name
, int delay
)
377 fullname
= xmalloc( strlen(name
) + 5 );
378 strcpy( fullname
, name
);
379 if (!strchr( fullname
, '.' )) strcat( fullname
, ".dll" );
381 /* check if we already imported it */
382 if (is_already_imported( fullname
))
388 imp
= xmalloc( sizeof(*imp
) );
394 if (delay
) nb_delayed
++;
396 if (read_import_lib( name
, imp
))
398 dll_imports
= xrealloc( dll_imports
, (nb_imports
+1) * sizeof(*dll_imports
) );
399 dll_imports
[nb_imports
++] = imp
;
404 if (nb_errors
) exit(1);
408 /* remove an imported dll, based on its index in the dll_imports array */
409 static void remove_import_dll( int index
)
411 struct import
*imp
= dll_imports
[index
];
413 memmove( &dll_imports
[index
], &dll_imports
[index
+1], sizeof(imp
) * (nb_imports
- index
- 1) );
415 if (imp
->delay
) nb_delayed
--;
419 /* initialize the list of ignored symbols */
420 static void init_ignored_symbols(void)
424 nb_ignore_symbols
= sizeof(default_ignored_symbols
)/sizeof(default_ignored_symbols
[0]);
425 ignore_size
= nb_ignore_symbols
+ 32;
426 ignore_symbols
= xmalloc( ignore_size
* sizeof(*ignore_symbols
) );
427 for (i
= 0; i
< nb_ignore_symbols
; i
++)
428 ignore_symbols
[i
] = xstrdup( default_ignored_symbols
[i
] );
431 /* add a symbol to the ignored symbol list */
432 /* if the name starts with '-' the symbol is removed instead */
433 void add_ignore_symbol( const char *name
)
437 if (!ignore_symbols
) init_ignored_symbols(); /* first time around, fill list with defaults */
439 if (name
[0] == '-') /* remove it */
441 if (!name
[1]) /* remove everything */
443 for (i
= 0; i
< nb_ignore_symbols
; i
++) free( ignore_symbols
[i
] );
444 nb_ignore_symbols
= 0;
448 for (i
= 0; i
< nb_ignore_symbols
; i
++)
450 if (!strcmp( ignore_symbols
[i
], name
+1 ))
452 free( ignore_symbols
[i
] );
453 memmove( &ignore_symbols
[i
], &ignore_symbols
[i
+1], nb_ignore_symbols
- i
- 1 );
461 if (nb_ignore_symbols
== ignore_size
)
464 ignore_symbols
= xrealloc( ignore_symbols
, ignore_size
* sizeof(*ignore_symbols
) );
466 ignore_symbols
[nb_ignore_symbols
++] = xstrdup( name
);
470 /* add a function to the list of imports from a given dll */
471 static void add_import_func( struct import
*imp
, const struct func
*func
)
473 imp
->imports
= xrealloc( imp
->imports
, (imp
->nb_imports
+1) * sizeof(*imp
->imports
) );
474 imp
->imports
[imp
->nb_imports
].name
= xstrdup( func
->name
);
475 imp
->imports
[imp
->nb_imports
].ordinal
= func
->ordinal
;
476 imp
->imports
[imp
->nb_imports
].ord_only
= func
->ord_only
;
479 if (imp
->delay
) total_delayed
++;
482 /* add a symbol to the undef list */
483 inline static void add_undef_symbol( const char *name
)
485 if (nb_undef_symbols
== undef_size
)
488 undef_symbols
= xrealloc( undef_symbols
, undef_size
* sizeof(*undef_symbols
) );
490 undef_symbols
[nb_undef_symbols
++] = xstrdup( name
);
493 /* remove all the holes in the undefined symbol list; return the number of removed symbols */
494 static int remove_symbol_holes(void)
497 for (i
= off
= 0; i
< nb_undef_symbols
; i
++)
499 if (!undef_symbols
[i
]) off
++;
500 else undef_symbols
[i
- off
] = undef_symbols
[i
];
502 nb_undef_symbols
-= off
;
506 /* add a symbol to the extra list, but only if needed */
507 static int add_extra_symbol( const char **extras
, int *count
, const char *name
)
511 if (!find_symbol( name
, undef_symbols
, nb_undef_symbols
))
513 /* check if the symbol is being exported by this dll */
514 for (i
= 0; i
< nb_entry_points
; i
++)
516 ORDDEF
*odp
= EntryPoints
[i
];
517 if (odp
->type
== TYPE_STDCALL
||
518 odp
->type
== TYPE_CDECL
||
519 odp
->type
== TYPE_VARARGS
||
520 odp
->type
== TYPE_EXTERN
)
522 if (odp
->name
&& !strcmp( odp
->name
, name
)) return 0;
525 extras
[*count
] = name
;
531 /* add the extra undefined symbols that will be contained in the generated spec file itself */
532 static void add_extra_undef_symbols(void)
534 const char *extras
[10];
535 int i
, count
= 0, nb_stubs
= 0, nb_regs
= 0;
536 int kernel_imports
= 0, ntdll_imports
= 0;
538 sort_symbols( undef_symbols
, nb_undef_symbols
);
540 for (i
= 0; i
< nb_entry_points
; i
++)
542 ORDDEF
*odp
= EntryPoints
[i
];
543 if (odp
->type
== TYPE_STUB
) nb_stubs
++;
544 if (odp
->flags
& FLAG_REGISTER
) nb_regs
++;
547 /* add symbols that will be contained in the spec file itself */
552 case SPEC_MODE_GUIEXE
:
553 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetCommandLineA" );
554 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetStartupInfoA" );
555 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetModuleHandleA" );
557 case SPEC_MODE_CUIEXE
:
558 kernel_imports
+= add_extra_symbol( extras
, &count
, "ExitProcess" );
560 case SPEC_MODE_GUIEXE_UNICODE
:
561 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetCommandLineA" );
562 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetStartupInfoA" );
563 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetModuleHandleA" );
565 case SPEC_MODE_CUIEXE_UNICODE
:
566 kernel_imports
+= add_extra_symbol( extras
, &count
, "ExitProcess" );
571 kernel_imports
+= add_extra_symbol( extras
, &count
, "LoadLibraryA" );
572 kernel_imports
+= add_extra_symbol( extras
, &count
, "GetProcAddress" );
575 ntdll_imports
+= add_extra_symbol( extras
, &count
, "__wine_call_from_32_regs" );
576 if (nb_delayed
|| nb_stubs
)
577 ntdll_imports
+= add_extra_symbol( extras
, &count
, "RtlRaiseException" );
579 /* make sure we import the dlls that contain these functions */
580 if (kernel_imports
) add_import_dll( "kernel32", 0 );
581 if (ntdll_imports
) add_import_dll( "ntdll", 0 );
585 for (i
= 0; i
< count
; i
++) add_undef_symbol( extras
[i
] );
586 sort_symbols( undef_symbols
, nb_undef_symbols
);
590 /* check if a given imported dll is not needed, taking forwards into account */
591 static int check_unused( const struct import
* imp
)
594 size_t len
= strlen(imp
->dll
);
595 const char *p
= strchr( imp
->dll
, '.' );
596 if (p
&& !strcasecmp( p
, ".dll" )) len
= p
- imp
->dll
;
598 for (i
= Base
; i
<= Limit
; i
++)
600 ORDDEF
*odp
= Ordinals
[i
];
601 if (!odp
|| !(odp
->flags
& FLAG_FORWARD
)) continue;
602 if (!strncasecmp( odp
->link_name
, imp
->dll
, len
) &&
603 odp
->link_name
[len
] == '.')
604 return 0; /* found a forward, it is used */
609 /* combine a list of object files with ld into a single object file */
610 /* returns the name of the combined file */
611 static const char *ldcombine_files( char **argv
)
617 if (output_file_name
&& output_file_name
[0])
619 ld_tmp_file
= xmalloc( strlen(output_file_name
) + 10 );
620 strcpy( ld_tmp_file
, output_file_name
);
621 strcat( ld_tmp_file
, ".XXXXXX.o" );
623 else ld_tmp_file
= xstrdup( "/tmp/winebuild.tmp.XXXXXX.o" );
625 if ((fd
= mkstemps( ld_tmp_file
, 2 ) == -1)) fatal_error( "could not generate a temp file\n" );
627 atexit( remove_ld_tmp_file
);
629 for (i
= 0; argv
[i
]; i
++) len
+= strlen(argv
[i
]) + 1;
630 cmd
= xmalloc( len
+ strlen(ld_tmp_file
) + 10 );
631 sprintf( cmd
, "ld -r -o %s", ld_tmp_file
);
632 for (i
= 0; argv
[i
]; i
++) sprintf( cmd
+ strlen(cmd
), " %s", argv
[i
] );
634 if (err
) fatal_error( "ld -r failed with status %d\n", err
);
639 /* read in the list of undefined symbols */
640 void read_undef_symbols( char **argv
)
647 if (!argv
[0]) return;
649 undef_size
= nb_undef_symbols
= 0;
651 /* if we have multiple object files, link them together */
652 if (argv
[1]) name
= ldcombine_files( argv
);
655 sprintf( buffer
, "nm -u %s", name
);
656 if (!(f
= popen( buffer
, "r" )))
657 fatal_error( "Cannot execute '%s'\n", buffer
);
659 while (fgets( buffer
, sizeof(buffer
), f
))
661 char *p
= buffer
+ strlen(buffer
) - 1;
662 if (p
< buffer
) continue;
663 if (*p
== '\n') *p
-- = 0;
665 while (*p
== ' ') p
++;
666 if (p
[0] == 'U' && p
[1] == ' ' && p
[2]) p
+= 2;
667 add_undef_symbol( p
);
669 if ((err
= pclose( f
))) warning( "nm -u %s error %d\n", name
, err
);
672 static void remove_ignored_symbols(void)
676 if (!ignore_symbols
) init_ignored_symbols();
677 sort_symbols( ignore_symbols
, nb_ignore_symbols
);
678 for (i
= 0; i
< nb_undef_symbols
; i
++)
680 if (find_symbol( undef_symbols
[i
], ignore_symbols
, nb_ignore_symbols
))
682 free( undef_symbols
[i
] );
683 undef_symbols
[i
] = NULL
;
686 remove_symbol_holes();
689 /* resolve the imports for a Win32 module */
690 int resolve_imports( void )
694 if (nb_undef_symbols
== -1) return 0; /* no symbol file specified */
696 add_extra_undef_symbols();
697 remove_ignored_symbols();
699 for (i
= 0; i
< nb_imports
; i
++)
701 struct import
*imp
= dll_imports
[i
];
703 for (j
= 0; j
< nb_undef_symbols
; j
++)
705 struct func
*func
= find_export( undef_symbols
[j
], imp
->exports
, imp
->nb_exports
);
708 add_import_func( imp
, func
);
709 free( undef_symbols
[j
] );
710 undef_symbols
[j
] = NULL
;
713 /* remove all the holes in the undef symbols list */
714 if (!remove_symbol_holes() && check_unused( imp
))
716 /* the dll is not used, get rid of it */
717 warning( "%s imported but no symbols used\n", imp
->dll
);
718 remove_import_dll( i
);
725 /* output the import table of a Win32 module */
726 static int output_immediate_imports( FILE *outfile
)
729 int nb_imm
= nb_imports
- nb_delayed
;
731 if (!nb_imm
) goto done
;
733 /* main import header */
735 fprintf( outfile
, "\nstatic struct {\n" );
736 fprintf( outfile
, " struct {\n" );
737 fprintf( outfile
, " void *OriginalFirstThunk;\n" );
738 fprintf( outfile
, " unsigned int TimeDateStamp;\n" );
739 fprintf( outfile
, " unsigned int ForwarderChain;\n" );
740 fprintf( outfile
, " const char *Name;\n" );
741 fprintf( outfile
, " void *FirstThunk;\n" );
742 fprintf( outfile
, " } imp[%d];\n", nb_imm
+1 );
743 fprintf( outfile
, " const char *data[%d];\n",
744 total_imports
- total_delayed
+ nb_imm
);
745 fprintf( outfile
, "} imports = {\n {\n" );
749 for (i
= j
= 0; i
< nb_imports
; i
++)
751 if (dll_imports
[i
]->delay
) continue;
752 fprintf( outfile
, " { 0, 0, 0, \"%s\", &imports.data[%d] },\n",
753 dll_imports
[i
]->dll
, j
);
754 j
+= dll_imports
[i
]->nb_imports
+ 1;
757 fprintf( outfile
, " { 0, 0, 0, 0, 0 },\n" );
758 fprintf( outfile
, " },\n {\n" );
760 /* list of imported functions */
762 for (i
= 0; i
< nb_imports
; i
++)
764 if (dll_imports
[i
]->delay
) continue;
765 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->dll
);
766 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
768 struct func
*import
= &dll_imports
[i
]->imports
[j
];
769 if (!import
->ord_only
)
771 unsigned short ord
= import
->ordinal
;
772 fprintf( outfile
, " \"\\%03o\\%03o%s\",\n",
773 *(unsigned char *)&ord
, *((unsigned char *)&ord
+ 1), import
->name
);
776 fprintf( outfile
, " (char *)%d,\n", import
->ordinal
);
778 fprintf( outfile
, " 0,\n" );
780 fprintf( outfile
, " }\n};\n\n" );
782 /* thunks for imported functions */
784 fprintf( outfile
, "#ifndef __GNUC__\nstatic void __asm__dummy_import(void) {\n#endif\n\n" );
785 pos
= 20 * (nb_imm
+ 1); /* offset of imports.data from start of imports */
786 fprintf( outfile
, "asm(\".data\\n\\t.align %d\\n\"\n", get_alignment(8) );
787 for (i
= 0; i
< nb_imports
; i
++)
789 if (dll_imports
[i
]->delay
) continue;
790 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++, pos
+= 4)
792 struct func
*import
= &dll_imports
[i
]->imports
[j
];
793 fprintf( outfile
, " \"\\t" __ASM_FUNC("%s") "\\n\"\n", import
->name
);
794 fprintf( outfile
, " \"\\t.globl " __ASM_NAME("%s") "\\n\"\n", import
->name
);
795 fprintf( outfile
, " \"" __ASM_NAME("%s") ":\\n\\t", import
->name
);
797 #if defined(__i386__)
798 if (strstr( import
->name
, "__wine_call_from_16" ))
799 fprintf( outfile
, ".byte 0x2e\\n\\tjmp *(imports+%d)\\n\\tnop\\n", pos
);
801 fprintf( outfile
, "jmp *(imports+%d)\\n\\tmovl %%esi,%%esi\\n", pos
);
802 #elif defined(__sparc__)
805 fprintf( outfile
, "sethi %%hi(imports+%d), %%g1\\n\\t", pos
);
806 fprintf( outfile
, "ld [%%g1+%%lo(imports+%d)], %%g1\\n\\t", pos
);
807 fprintf( outfile
, "jmp %%g1\\n\\tnop\\n" );
811 /* Hmpf. Stupid sparc assembler always interprets global variable
812 names as GOT offsets, so we have to do it the long way ... */
813 fprintf( outfile
, "save %%sp, -96, %%sp\\n" );
814 fprintf( outfile
, "0:\\tcall 1f\\n\\tnop\\n" );
815 fprintf( outfile
, "1:\\tsethi %%hi(imports+%d-0b), %%g1\\n\\t", pos
);
816 fprintf( outfile
, "or %%g1, %%lo(imports+%d-0b), %%g1\\n\\t", pos
);
817 fprintf( outfile
, "ld [%%g1+%%o7], %%g1\\n\\t" );
818 fprintf( outfile
, "jmp %%g1\\n\\trestore\\n" );
821 #elif defined(__PPC__)
822 fprintf(outfile
, "\taddi 1, 1, -0x4\\n\"\n");
823 fprintf(outfile
, "\t\"\\tstw 9, 0(1)\\n\"\n");
824 fprintf(outfile
, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
825 fprintf(outfile
, "\t\"\\tstw 8, 0(1)\\n\"\n");
826 fprintf(outfile
, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
827 fprintf(outfile
, "\t\"\\tstw 7, 0(1)\\n\"\n");
829 fprintf(outfile
, "\t\"\\tlis 9,imports+%d@ha\\n\"\n", pos
);
830 fprintf(outfile
, "\t\"\\tla 8,imports+%d@l(9)\\n\"\n", pos
);
831 fprintf(outfile
, "\t\"\\tlwz 7, 0(8)\\n\"\n");
832 fprintf(outfile
, "\t\"\\tmtctr 7\\n\"\n");
834 fprintf(outfile
, "\t\"\\tlwz 7, 0(1)\\n\"\n");
835 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
836 fprintf(outfile
, "\t\"\\tlwz 8, 0(1)\\n\"\n");
837 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
838 fprintf(outfile
, "\t\"\\tlwz 9, 0(1)\\n\"\n");
839 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
840 fprintf(outfile
, "\t\"\\tbctr\\n");
842 #error You need to define import thunks for your architecture!
844 fprintf( outfile
, "\"\n" );
848 fprintf( outfile
, "\".section\\t\\\".text\\\"\");\n#ifndef __GNUC__\n}\n#endif\n\n" );
854 /* output the delayed import table of a Win32 module */
855 static int output_delayed_imports( FILE *outfile
)
859 if (!nb_delayed
) goto done
;
861 for (i
= 0; i
< nb_imports
; i
++)
863 if (!dll_imports
[i
]->delay
) continue;
864 fprintf( outfile
, "static void *__wine_delay_imp_%d_hmod;\n", i
);
865 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
867 fprintf( outfile
, "void __wine_delay_imp_%d_%s();\n",
868 i
, dll_imports
[i
]->imports
[j
].name
);
871 fprintf( outfile
, "\n" );
872 fprintf( outfile
, "static struct {\n" );
873 fprintf( outfile
, " struct ImgDelayDescr {\n" );
874 fprintf( outfile
, " unsigned int grAttrs;\n" );
875 fprintf( outfile
, " const char *szName;\n" );
876 fprintf( outfile
, " void **phmod;\n" );
877 fprintf( outfile
, " void **pIAT;\n" );
878 fprintf( outfile
, " const char **pINT;\n" );
879 fprintf( outfile
, " void* pBoundIAT;\n" );
880 fprintf( outfile
, " void* pUnloadIAT;\n" );
881 fprintf( outfile
, " unsigned long dwTimeStamp;\n" );
882 fprintf( outfile
, " } imp[%d];\n", nb_delayed
);
883 fprintf( outfile
, " void *IAT[%d];\n", total_delayed
);
884 fprintf( outfile
, " const char *INT[%d];\n", total_delayed
);
885 fprintf( outfile
, "} delay_imports = {\n" );
886 fprintf( outfile
, " {\n" );
887 for (i
= j
= 0; i
< nb_imports
; i
++)
889 if (!dll_imports
[i
]->delay
) continue;
890 fprintf( outfile
, " { 0, \"%s\", &__wine_delay_imp_%d_hmod, &delay_imports.IAT[%d], &delay_imports.INT[%d], 0, 0, 0 },\n",
891 dll_imports
[i
]->dll
, i
, j
, j
);
892 j
+= dll_imports
[i
]->nb_imports
;
894 fprintf( outfile
, " },\n {\n" );
895 for (i
= 0; i
< nb_imports
; i
++)
897 if (!dll_imports
[i
]->delay
) continue;
898 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->dll
);
899 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
901 fprintf( outfile
, " &__wine_delay_imp_%d_%s,\n", i
, dll_imports
[i
]->imports
[j
].name
);
904 fprintf( outfile
, " },\n {\n" );
905 for (i
= 0; i
< nb_imports
; i
++)
907 if (!dll_imports
[i
]->delay
) continue;
908 fprintf( outfile
, " /* %s */\n", dll_imports
[i
]->dll
);
909 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
911 struct func
*import
= &dll_imports
[i
]->imports
[j
];
912 if (import
->ord_only
)
913 fprintf( outfile
, " (char *)%d,\n", import
->ordinal
);
915 fprintf( outfile
, " \"%s\",\n", import
->name
);
918 fprintf( outfile
, " }\n};\n\n" );
920 /* check if there's some stub defined. if so, exception struct
921 * is already defined, so don't emit it twice
923 for (i
= 0; i
< nb_entry_points
; i
++) if (EntryPoints
[i
]->type
== TYPE_STUB
) break;
925 if (i
== nb_entry_points
) {
926 fprintf( outfile
, "struct exc_record {\n" );
927 fprintf( outfile
, " unsigned int code, flags;\n" );
928 fprintf( outfile
, " void *rec, *addr;\n" );
929 fprintf( outfile
, " unsigned int params;\n" );
930 fprintf( outfile
, " const void *info[15];\n" );
931 fprintf( outfile
, "};\n\n" );
932 fprintf( outfile
, "extern void __stdcall RtlRaiseException( struct exc_record * );\n" );
935 fprintf( outfile
, "extern void * __stdcall LoadLibraryA(const char*);\n");
936 fprintf( outfile
, "extern void * __stdcall GetProcAddress(void *, const char*);\n");
937 fprintf( outfile
, "\n" );
939 fprintf( outfile
, "void *__stdcall __wine_delay_load( int idx_nr )\n" );
940 fprintf( outfile
, "{\n" );
941 fprintf( outfile
, " int idx = idx_nr >> 16, nr = idx_nr & 0xffff;\n" );
942 fprintf( outfile
, " struct ImgDelayDescr *imd = delay_imports.imp + idx;\n" );
943 fprintf( outfile
, " void **pIAT = imd->pIAT + nr;\n" );
944 fprintf( outfile
, " const char** pINT = imd->pINT + nr;\n" );
945 fprintf( outfile
, " void *fn;\n\n" );
947 fprintf( outfile
, " if (!*imd->phmod) *imd->phmod = LoadLibraryA(imd->szName);\n" );
948 fprintf( outfile
, " if (*imd->phmod && (fn = GetProcAddress(*imd->phmod, *pINT)))\n");
949 fprintf( outfile
, " /* patch IAT with final value */\n" );
950 fprintf( outfile
, " return *pIAT = fn;\n" );
951 fprintf( outfile
, " else {\n");
952 fprintf( outfile
, " struct exc_record rec;\n" );
953 fprintf( outfile
, " rec.code = 0x80000100;\n" );
954 fprintf( outfile
, " rec.flags = 1;\n" );
955 fprintf( outfile
, " rec.rec = 0;\n" );
956 fprintf( outfile
, " rec.params = 2;\n" );
957 fprintf( outfile
, " rec.info[0] = imd->szName;\n" );
958 fprintf( outfile
, " rec.info[1] = *pINT + 2;\n" );
959 fprintf( outfile
, "#ifdef __GNUC__\n" );
960 fprintf( outfile
, " rec.addr = __builtin_return_address(1);\n" );
961 fprintf( outfile
, "#else\n" );
962 fprintf( outfile
, " rec.addr = 0;\n" );
963 fprintf( outfile
, "#endif\n" );
964 fprintf( outfile
, " for (;;) RtlRaiseException( &rec );\n" );
965 fprintf( outfile
, " return 0; /* shouldn't go here */\n" );
966 fprintf( outfile
, " }\n}\n\n" );
968 fprintf( outfile
, "#ifndef __GNUC__\n" );
969 fprintf( outfile
, "static void __asm__dummy_delay_import(void) {\n" );
970 fprintf( outfile
, "#endif\n" );
972 fprintf( outfile
, "asm(\".align %d\\n\"\n", get_alignment(8) );
973 fprintf( outfile
, " \"\\t" __ASM_FUNC("__wine_delay_load_asm") "\\n\"\n" );
974 fprintf( outfile
, " \"" __ASM_NAME("__wine_delay_load_asm") ":\\n\"\n" );
975 #if defined(__i386__)
976 fprintf( outfile
, " \"\\tpushl %%ecx\\n\\tpushl %%edx\\n\\tpushl %%eax\\n\"\n" );
977 fprintf( outfile
, " \"\\tcall __wine_delay_load\\n\"\n" );
978 fprintf( outfile
, " \"\\tpopl %%edx\\n\\tpopl %%ecx\\n\\tjmp *%%eax\\n\"\n" );
979 #elif defined(__sparc__)
980 fprintf( outfile
, " \"\\tsave %%sp, -96, %%sp\\n\"\n" );
981 fprintf( outfile
, " \"\\tcall __wine_delay_load\\n\"\n" );
982 fprintf( outfile
, " \"\\tmov %%g1, %%o0\\n\"\n" );
983 fprintf( outfile
, " \"\\tjmp %%o0\\n\\trestore\\n\"\n" );
984 #elif defined(__PPC__)
985 /* Save all callee saved registers into a stackframe. */
986 fprintf( outfile
, " \"\\tstwu %%r1, -48(%%r1)\\n\"\n" );
987 fprintf( outfile
, " \"\\tstw %%r3, 4(%%r1)\\n\"\n" );
988 fprintf( outfile
, " \"\\tstw %%r4, 8(%%r1)\\n\"\n" );
989 fprintf( outfile
, " \"\\tstw %%r5, 12(%%r1)\\n\"\n" );
990 fprintf( outfile
, " \"\\tstw %%r6, 16(%%r1)\\n\"\n" );
991 fprintf( outfile
, " \"\\tstw %%r7, 20(%%r1)\\n\"\n" );
992 fprintf( outfile
, " \"\\tstw %%r8, 24(%%r1)\\n\"\n" );
993 fprintf( outfile
, " \"\\tstw %%r9, 28(%%r1)\\n\"\n" );
994 fprintf( outfile
, " \"\\tstw %%r10, 32(%%r1)\\n\"\n" );
995 fprintf( outfile
, " \"\\tstw %%r11, 36(%%r1)\\n\"\n" );
996 fprintf( outfile
, " \"\\tstw %%r12, 40(%%r1)\\n\"\n" );
998 /* r0 -> r3 (arg1) */
999 fprintf( outfile
, " \"\\tmr %%r3, %%r0\\n\"\n" );
1001 /* save return address */
1002 fprintf( outfile
, " \"\\tmflr %%r0\\n\"\n" );
1003 fprintf( outfile
, " \"\\tstw %%r0, 44(%%r1)\\n\"\n" );
1005 /* Call the __wine_delay_load function, arg1 is arg1. */
1006 fprintf( outfile
, " \"\\tbl __wine_delay_load\\n\"\n" );
1008 /* Load return value from call into ctr register */
1009 fprintf( outfile
, " \"\\tmtctr %%r3\\n\"\n" );
1011 /* restore all saved registers and drop stackframe. */
1012 fprintf( outfile
, " \"\\tlwz %%r3, 4(%%r1)\\n\"\n" );
1013 fprintf( outfile
, " \"\\tlwz %%r4, 8(%%r1)\\n\"\n" );
1014 fprintf( outfile
, " \"\\tlwz %%r5, 12(%%r1)\\n\"\n" );
1015 fprintf( outfile
, " \"\\tlwz %%r6, 16(%%r1)\\n\"\n" );
1016 fprintf( outfile
, " \"\\tlwz %%r7, 20(%%r1)\\n\"\n" );
1017 fprintf( outfile
, " \"\\tlwz %%r8, 24(%%r1)\\n\"\n" );
1018 fprintf( outfile
, " \"\\tlwz %%r9, 28(%%r1)\\n\"\n" );
1019 fprintf( outfile
, " \"\\tlwz %%r10, 32(%%r1)\\n\"\n" );
1020 fprintf( outfile
, " \"\\tlwz %%r11, 36(%%r1)\\n\"\n" );
1021 fprintf( outfile
, " \"\\tlwz %%r12, 40(%%r1)\\n\"\n" );
1022 /* Load return value from call into return register */
1023 fprintf( outfile
, " \"\\tlwz %%r0, 44(%%r1)\\n\"\n" );
1024 fprintf( outfile
, " \"\\tmtlr %%r0\\n\"\n" );
1025 fprintf( outfile
, " \"\\taddi %%r1, %%r1, 48\\n\"\n" );
1026 /* branch to ctr register. */
1027 fprintf( outfile
, " \"\\tbctr\\n\"\n" );
1030 #error You need to defined delayed import thunks for your architecture!
1033 for (i
= idx
= 0; i
< nb_imports
; i
++)
1035 if (!dll_imports
[i
]->delay
) continue;
1036 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++)
1039 sprintf( buffer
, "__wine_delay_imp_%d_%s", i
, dll_imports
[i
]->imports
[j
].name
);
1040 fprintf( outfile
, " \"\\t" __ASM_FUNC("%s") "\\n\"\n", buffer
);
1041 fprintf( outfile
, " \"" __ASM_NAME("%s") ":\\n\"\n", buffer
);
1042 #if defined(__i386__)
1043 fprintf( outfile
, " \"\\tmovl $%d, %%eax\\n\"\n", (idx
<< 16) | j
);
1044 fprintf( outfile
, " \"\\tjmp __wine_delay_load_asm\\n\"\n" );
1045 #elif defined(__sparc__)
1046 fprintf( outfile
, " \"\\tset %d, %%g1\\n\"\n", (idx
<< 16) | j
);
1047 fprintf( outfile
, " \"\\tb,a __wine_delay_load_asm\\n\"\n" );
1048 #elif defined(__PPC__)
1049 /* g0 is a function scratch register or so I understand. */
1050 fprintf( outfile
, " \"\\tli %%r0, %d\\n\"\n", (idx
<< 16) | j
);
1051 fprintf( outfile
, " \"\\tb __wine_delay_load_asm\\n\"\n" );
1053 #error You need to defined delayed import thunks for your architecture!
1059 fprintf( outfile
, "\n \".data\\n\\t.align %d\\n\"\n", get_alignment(8) );
1060 pos
= nb_delayed
* 32;
1061 for (i
= 0; i
< nb_imports
; i
++)
1063 if (!dll_imports
[i
]->delay
) continue;
1064 for (j
= 0; j
< dll_imports
[i
]->nb_imports
; j
++, pos
+= 4)
1066 struct func
*import
= &dll_imports
[i
]->imports
[j
];
1067 fprintf( outfile
, " \"\\t" __ASM_FUNC("%s") "\\n\"\n", import
->name
);
1068 fprintf( outfile
, " \"\\t.globl " __ASM_NAME("%s") "\\n\"\n", import
->name
);
1069 fprintf( outfile
, " \"" __ASM_NAME("%s") ":\\n\\t\"", import
->name
);
1070 #if defined(__i386__)
1071 if (strstr( import
->name
, "__wine_call_from_16" ))
1072 fprintf( outfile
, "\".byte 0x2e\\n\\tjmp *(delay_imports+%d)\\n\\tnop\\n\"", pos
);
1074 fprintf( outfile
, "\"jmp *(delay_imports+%d)\\n\\tmovl %%esi,%%esi\\n\"", pos
);
1075 #elif defined(__sparc__)
1078 fprintf( outfile
, "\"sethi %%hi(delay_imports+%d), %%g1\\n\\t\"", pos
);
1079 fprintf( outfile
, "\"ld [%%g1+%%lo(delay_imports+%d)], %%g1\\n\\t\"", pos
);
1080 fprintf( outfile
, "\"jmp %%g1\\n\\tnop\\n\"" );
1084 /* Hmpf. Stupid sparc assembler always interprets global variable
1085 names as GOT offsets, so we have to do it the long way ... */
1086 fprintf( outfile
, "\"save %%sp, -96, %%sp\\n\"" );
1087 fprintf( outfile
, "\"0:\\tcall 1f\\n\\tnop\\n\"" );
1088 fprintf( outfile
, "\"1:\\tsethi %%hi(delay_imports+%d-0b), %%g1\\n\\t\"", pos
);
1089 fprintf( outfile
, "\"or %%g1, %%lo(delay_imports+%d-0b), %%g1\\n\\t\"", pos
);
1090 fprintf( outfile
, "\"ld [%%g1+%%o7], %%g1\\n\\t\"" );
1091 fprintf( outfile
, "\"jmp %%g1\\n\\trestore\\n\"" );
1094 #elif defined(__PPC__)
1095 fprintf(outfile
, "\t\"addi 1, 1, -0x4\\n\"\n");
1096 fprintf(outfile
, "\t\"\\tstw 9, 0(1)\\n\"\n");
1097 fprintf(outfile
, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
1098 fprintf(outfile
, "\t\"\\tstw 8, 0(1)\\n\"\n");
1099 fprintf(outfile
, "\t\"\\taddi 1, 1, -0x4\\n\"\n");
1100 fprintf(outfile
, "\t\"\\tstw 7, 0(1)\\n\"\n");
1102 fprintf(outfile
, "\t\"\\tlis 9,delay_imports+%d@ha\\n\"\n", pos
);
1103 fprintf(outfile
, "\t\"\\tla 8,delay_imports+%d@l(9)\\n\"\n", pos
);
1104 fprintf(outfile
, "\t\"\\tlwz 7, 0(8)\\n\"\n");
1105 fprintf(outfile
, "\t\"\\tmtctr 7\\n\"\n");
1107 fprintf(outfile
, "\t\"\\tlwz 7, 0(1)\\n\"\n");
1108 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
1109 fprintf(outfile
, "\t\"\\tlwz 8, 0(1)\\n\"\n");
1110 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
1111 fprintf(outfile
, "\t\"\\tlwz 9, 0(1)\\n\"\n");
1112 fprintf(outfile
, "\t\"\\taddi 1, 1, 0x4\\n\"\n");
1113 fprintf(outfile
, "\t\"\\tbctr\\n\"");
1115 /*fprintf(outfile, "\t\"li r0,delay_imports\\n\\t\"\n" );
1116 fprintf(outfile, "\t\"lwz r0, %d(r0)\\n\\t\"\n", pos);
1117 fprintf(outfile, "\t\"mtctr r0\\n\\t\"\n");
1118 fprintf(outfile, "\t\"bctr\\n\"");*/
1120 #error You need to define delayed import thunks for your architecture!
1122 fprintf( outfile
, "\n" );
1125 fprintf( outfile
, "\".section \\\".text\\\"\");\n" );
1126 fprintf( outfile
, "#ifndef __GNUC__\n" );
1127 fprintf( outfile
, "}\n" );
1128 fprintf( outfile
, "#endif\n" );
1129 fprintf( outfile
, "\n" );
1135 /* output the import and delayed import tables of a Win32 module
1136 * returns number of DLLs exported in 'immediate' mode
1138 int output_imports( FILE *outfile
)
1140 output_delayed_imports( outfile
);
1141 return output_immediate_imports( outfile
);