2 * Code generation functions
4 * Copyright 2000-2002 Jon Griffiths
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
22 #include "wine/port.h"
27 static FILE *specfile = NULL;
28 static FILE *hfile = NULL;
29 static FILE *cfile = NULL;
31 static void output_spec_postamble (void);
32 static void output_header_postamble (void);
33 static void output_c_postamble (void);
34 static void output_c_banner (const parsed_symbol *sym);
35 static const char *get_format_str (int type);
36 static const char *get_in_or_out (const parsed_symbol *sym, size_t arg);
39 /*******************************************************************
40 * output_spec_preamble
42 * Write the first part of the .spec file
44 void output_spec_preamble (void)
46 specfile = open_file (OUTPUT_DLL_NAME, ".spec", "w");
48 atexit (output_spec_postamble);
51 puts ("Creating .spec preamble");
54 "# Generated from %s by winedump\n\n", globals.input_name);
58 /*******************************************************************
61 * Write a symbol to the .spec file
63 void output_spec_symbol (const parsed_symbol *sym)
68 assert (sym && sym->symbol);
70 if (sym->ordinal >= 0)
71 snprintf(ord_spec, 8, "%d", sym->ordinal);
77 if (sym->flags & SYM_THISCALL)
78 strcat (ord_spec, " -i386"); /* For binary compatibility only */
80 if (!globals.do_code || !sym->function_name)
82 if (sym->flags & SYM_DATA)
84 if (globals.forward_dll)
85 fprintf (specfile, "%s forward %s %s.%s #", ord_spec, sym->symbol,
86 globals.forward_dll, sym->symbol);
88 fprintf (specfile, "%s extern %s %s\n", ord_spec, sym->symbol,
93 if (globals.forward_dll)
94 fprintf (specfile, "%s forward %s %s.%s\n", ord_spec, sym->symbol,
95 globals.forward_dll, sym->symbol);
97 fprintf (specfile, "%s stub %s\n", ord_spec, sym->symbol);
101 unsigned int i = sym->flags & SYM_THISCALL ? 1 : 0;
103 fprintf (specfile, "%s %s %s(", ord_spec, sym->varargs ? "varargs" :
104 symbol_get_call_convention(sym), sym->symbol);
106 for (; i < sym->argc; i++)
107 fprintf (specfile, " %s", symbol_get_spec_type(sym, i));
110 fputc (' ', specfile);
111 fprintf (specfile, ") %s_%s", OUTPUT_UC_DLL_NAME, sym->function_name);
113 if (sym->flags & SYM_THISCALL)
114 fputs (" # __thiscall", specfile);
116 fputc ('\n',specfile);
121 /*******************************************************************
122 * output_spec_postamble
124 * Write the last part of the .spec file
126 static void output_spec_postamble (void)
134 /*******************************************************************
135 * output_header_preamble
137 * Write the first part of the .h file
139 void output_header_preamble (void)
141 hfile = open_file (OUTPUT_DLL_NAME, "_dll.h", "w");
143 atexit (output_header_postamble);
146 "/*\n * %s.dll\n *\n * Generated from %s.dll by winedump.\n *\n"
147 " * DO NOT SEND GENERATED DLLS FOR INCLUSION INTO WINE !\n * \n */"
148 "\n#ifndef __WINE_%s_DLL_H\n#define __WINE_%s_DLL_H\n\n"
149 "#include \"windef.h\"\n#include \"wine/debug.h\"\n"
150 "#include \"winbase.h\"\n#include \"winnt.h\"\n\n\n",
151 OUTPUT_DLL_NAME, OUTPUT_DLL_NAME, OUTPUT_UC_DLL_NAME,
156 /*******************************************************************
157 * output_header_symbol
159 * Write a symbol to the .h file
161 void output_header_symbol (const parsed_symbol *sym)
164 assert (sym && sym->symbol);
166 if (!globals.do_code)
169 if (sym->flags & SYM_DATA)
172 if (!sym->function_name)
173 fprintf (hfile, "/* __%s %s_%s(); */\n", symbol_get_call_convention(sym),
174 OUTPUT_UC_DLL_NAME, sym->symbol);
177 output_prototype (hfile, sym);
178 fputs (";\n", hfile);
183 /*******************************************************************
184 * output_header_postamble
186 * Write the last part of the .h file
188 static void output_header_postamble (void)
192 fprintf (hfile, "\n\n\n#endif\t/* __WINE_%s_DLL_H */\n",
200 /*******************************************************************
203 * Write the first part of the .c file
205 void output_c_preamble (void)
207 cfile = open_file (OUTPUT_DLL_NAME, "_main.c", "w");
209 atexit (output_c_postamble);
212 "/*\n * %s.dll\n *\n * Generated from %s by winedump.\n *\n"
213 " * DO NOT SUBMIT GENERATED DLLS FOR INCLUSION INTO WINE!\n * \n */"
214 "\n\n#include \"config.h\"\n#include \"%s_dll.h\"\n\n"
215 "WINE_DEFAULT_DEBUG_CHANNEL(%s);\n\n",
216 OUTPUT_DLL_NAME, globals.input_name, OUTPUT_DLL_NAME,
219 if (globals.forward_dll)
222 puts ("Creating a forwarding DLL");
224 fputs ("\nHMODULE hDLL=0;\t/* DLL to call */\n\n", cfile);
227 fputs ("#ifdef __i386__\n#define GET_THIS(t,p) t p;\\\n__asm__ __volatile__"
228 " (\"movl %%ecx, %0\" : \"=m\" (p))\n#endif\n\n\n", cfile);
231 "BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID "
232 "lpvReserved)\n{\n\tTRACE(\"(0x%%p, %%d, %%p)\\n\",hinstDLL,"
233 "fdwReason,lpvReserved);\n\n\t"
234 "if (fdwReason == DLL_WINE_PREATTACH) return FALSE;\t"
235 "/* prefer native version */\n\n\t"
236 "if (fdwReason == DLL_PROCESS_ATTACH)\n\t{\n\t\t");
238 if (globals.forward_dll)
241 "hDLL = LoadLibraryA( \"%s\" );\n\t\t"
242 "TRACE(\":Forwarding DLL (%s) loaded (%%ld)\\n\",(LONG)hDLL);",
243 globals.forward_dll, globals.forward_dll);
246 fputs ("/* FIXME: Initialisation */", cfile);
248 fputs ("\n\t}\n\telse if (fdwReason == DLL_PROCESS_DETACH)\n\t{\n\t\t",
251 if (globals.forward_dll)
254 "FreeLibrary( hDLL );\n\t\tTRACE(\":Forwarding DLL (%s)"
255 " freed\\n\");", globals.forward_dll);
258 fputs ("/* FIXME: Cleanup */", cfile);
260 fputs ("\n\t}\n\n\treturn TRUE;\n}\n\n\n", cfile);
264 #define CPP_END if (sym->flags & SYM_THISCALL) \
265 fputs ("#endif\n", cfile); fputs ("\n\n", cfile)
266 #define GET_THIS if (sym->flags & SYM_THISCALL) \
267 fprintf (cfile, "\tGET_THIS(%s,%s);\n", sym->arg_text[0],sym->arg_name[0])
269 /*******************************************************************
272 * Write a symbol to the .c file
274 void output_c_symbol (const parsed_symbol *sym)
276 unsigned int i, start = sym->flags & SYM_THISCALL ? 1 : 0;
280 assert (sym && sym->symbol);
282 if (!globals.do_code)
285 if (sym->flags & SYM_DATA)
287 fprintf (cfile, "/* FIXME: Move to top of file */\n%s;\n\n",
292 if (sym->flags & SYM_THISCALL)
293 fputs ("#ifdef __i386__\n", cfile);
295 output_c_banner(sym);
297 if (!sym->function_name)
300 fprintf (cfile, "#if 0\n__%s %s_%s()\n{\n\t/* %s in .spec */\n}\n#endif\n",
301 symbol_get_call_convention(sym), OUTPUT_UC_DLL_NAME, sym->symbol,
302 globals.forward_dll ? "@forward" : "@stub");
307 is_void = !strcmp (sym->return_text, "void");
309 output_prototype (cfile, sym);
310 fputs ("\n{\n", cfile);
312 if (!globals.do_trace)
315 fputs ("\tFIXME(\":stub\\n\");\n", cfile);
317 fprintf (cfile, "\treturn (%s) 0;\n", sym->return_text);
318 fputs ("}\n", cfile);
323 /* Tracing, maybe forwarding as well */
324 if (globals.forward_dll)
326 /* Write variables for calling */
328 fputs("\tva_list valist;\n", cfile);
330 fprintf (cfile, "\t%s (__%s *pFunc)(", sym->return_text,
331 symbol_get_call_convention(sym));
333 for (i = start; i < sym->argc; i++)
334 fprintf (cfile, "%s%s", i > start ? ", " : "", sym->arg_text [i]);
336 fprintf (cfile, "%s);\n", sym->varargs ? ",..." : sym->argc == 1 &&
337 sym->flags & SYM_THISCALL ? "" : sym->argc ? "" : "void");
340 fprintf (cfile, "\t%s retVal;\n", sym->return_text);
344 fprintf (cfile, "\tpFunc=(void*)GetProcAddress(hDLL,\"%s\");\n",
348 /* TRACE input arguments */
349 fprintf (cfile, "\tTRACE(\"(%s", !sym->argc ? "void" : "");
351 for (i = 0; i < sym->argc; i++)
352 fprintf (cfile, "%s(%s)%s", i ? "," : "", sym->arg_text [i],
353 get_format_str (sym->arg_type [i]));
355 fprintf (cfile, "%s): %s\\n\"", sym->varargs ? ",..." : "",
356 globals.forward_dll ? "forward" : "stub");
358 for (i = 0; i < sym->argc; i++)
359 if (sym->arg_type[i] != ARG_STRUCT)
360 fprintf(cfile, ",%s%s%s%s", sym->arg_type[i] == ARG_LONG ? "(LONG)" : "",
361 sym->arg_type[i] == ARG_WIDE_STRING ? "debugstr_w(" : "",
363 sym->arg_type[i] == ARG_WIDE_STRING ? ")" : "");
365 fputs (");\n", cfile);
367 if (!globals.forward_dll)
370 fprintf (cfile, "\treturn (%s) 0;\n", sym->return_text);
371 fputs ("}\n", cfile);
378 fprintf (cfile, "\tva_start(valist,%s);\n", sym->arg_name[sym->argc-1]);
380 fprintf (cfile, "\t%spFunc(", !is_void ? "retVal = " : "");
382 for (i = 0; i < sym->argc; i++)
383 fprintf (cfile, "%s%s", i ? "," : "", sym->arg_name [i]);
385 fputs (sym->varargs ? ",valist);\n\tva_end(valist);" : ");", cfile);
387 /* TRACE return value */
388 fprintf (cfile, "\n\tTRACE(\"Returned (%s)\\n\"",
389 get_format_str (sym->return_type));
393 if (sym->return_type == ARG_WIDE_STRING)
394 fputs (",debugstr_w(retVal)", cfile);
396 fprintf (cfile, ",%s%s", sym->return_type == ARG_LONG ? "(LONG)" : "",
397 sym->return_type == ARG_STRUCT ? "" : "retVal");
398 fputs (");\n\treturn retVal;\n", cfile);
401 fputs (");\n", cfile);
403 fputs ("}\n", cfile);
408 /*******************************************************************
411 * Write the last part of the .c file
413 static void output_c_postamble (void)
421 /*******************************************************************
424 * Write a Wine compatible makefile.in
426 void output_makefile (void)
428 FILE *makefile = open_file ("Makefile", ".in", "w");
431 puts ("Creating makefile");
434 "# Generated from %s by winedump.\nTOPSRCDIR = @top_srcdir@\n"
435 "TOPOBJDIR = ../..\nSRCDIR = @srcdir@\nVPATH = @srcdir@\n"
436 "MODULE = %s.dll\n", globals.input_name, OUTPUT_DLL_NAME);
438 fprintf (makefile, "IMPORTS = kernel32");
439 if (globals.forward_dll)
440 fprintf (makefile, " %s", globals.forward_dll);
443 "\n\nC_SRCS = \\\n\t%s_main.c\n\n@MAKE_DLL_RULES@\n\n### Dependencies:",
446 if (globals.forward_dll)
447 fprintf (specfile,"#import %s.dll\n", globals.forward_dll);
453 /*******************************************************************
456 * Write a C prototype for a parsed symbol
458 void output_prototype (FILE *file, const parsed_symbol *sym)
460 unsigned int i, start = sym->flags & SYM_THISCALL ? 1 : 0;
462 fprintf (file, "%s __%s %s_%s(", sym->return_text, symbol_get_call_convention(sym),
463 OUTPUT_UC_DLL_NAME, sym->function_name);
465 if (!sym->argc || (sym->argc == 1 && sym->flags & SYM_THISCALL))
466 fputs ("void", file);
468 for (i = start; i < sym->argc; i++)
469 fprintf (file, "%s%s %s", i > start ? ", " : "", sym->arg_text [i],
472 fputs (", ...", file);
477 /*******************************************************************
480 * Write a function banner to the .c file
482 void output_c_banner (const parsed_symbol *sym)
487 if (sym->ordinal >= 0)
488 snprintf(ord_spec, sizeof (ord_spec), "%d", sym->ordinal);
495 fprintf (cfile, "/*********************************************************"
496 "*********\n *\t\t%s (%s.%s)\n *\n", sym->symbol,
497 OUTPUT_UC_DLL_NAME, ord_spec);
499 if (globals.do_documentation && sym->function_name)
501 fputs (" *\n * PARAMS\n *\n", cfile);
504 fputs (" * None.\n *\n", cfile);
507 for (i = 0; i < sym->argc; i++)
508 fprintf (cfile, " * %s [%s]%s\n", sym->arg_name [i],
509 get_in_or_out(sym, i),
510 strcmp (sym->arg_name [i], "_this") ? "" :
511 " Pointer to the class object (in ECX)");
514 fputs (" * ...[I]\n", cfile);
515 fputs (" *\n", cfile);
518 fputs (" * RETURNS\n *\n", cfile);
520 if (sym->return_text && !strcmp (sym->return_text, "void"))
521 fputs (" * Nothing.\n", cfile);
523 fprintf (cfile, " * %s\n", sym->return_text);
525 fputs (" *\n */\n", cfile);
529 /*******************************************************************
532 * Get a string containing the correct format string for a type
534 static const char *get_format_str (int type)
538 case ARG_VOID: return "void";
539 case ARG_FLOAT: return "%f";
540 case ARG_DOUBLE: return "%g";
541 case ARG_POINTER: return "%p";
542 case ARG_WIDE_STRING:
543 case ARG_STRING: return "%s";
544 case ARG_LONG: return "%ld";
545 case ARG_STRUCT: return "struct";
552 /*******************************************************************
555 * Determine if a parameter is In or In/Out
557 static const char *get_in_or_out (const parsed_symbol *sym, size_t arg)
559 assert (sym && arg < sym->argc);
560 assert (globals.do_documentation);
562 if (sym->arg_flag [arg] & CT_CONST)
565 switch (sym->arg_type [arg])
570 case ARG_STRUCT: return "In";
572 case ARG_WIDE_STRING:
573 case ARG_STRING: return "In/Out";