577 lines
16 KiB
C
577 lines
16 KiB
C
/*
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* Code generation functions
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*
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* Copyright 2000-2002 Jon Griffiths
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include "winedump.h"
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/* Output files */
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static FILE *specfile = NULL;
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static FILE *hfile = NULL;
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static FILE *cfile = NULL;
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static void output_spec_postamble (void);
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static void output_header_postamble (void);
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static void output_c_postamble (void);
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static void output_c_banner (const parsed_symbol *sym);
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static const char *get_format_str (int type);
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static const char *get_in_or_out (const parsed_symbol *sym, size_t arg);
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/*******************************************************************
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* output_spec_preamble
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*
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* Write the first part of the .spec file
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*/
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void output_spec_preamble (void)
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{
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specfile = open_file (OUTPUT_DLL_NAME, ".spec", "w");
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atexit (output_spec_postamble);
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if (VERBOSE)
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puts ("Creating .spec preamble");
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fprintf (specfile,
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"# Generated from %s by winedump\n\n", globals.input_name);
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}
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/*******************************************************************
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* output_spec_symbol
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*
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* Write a symbol to the .spec file
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*/
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void output_spec_symbol (const parsed_symbol *sym)
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{
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char ord_spec[20];
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assert (specfile);
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assert (sym && sym->symbol);
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if (sym->ordinal >= 0)
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sprintf(ord_spec, "%d", sym->ordinal);
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else
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{
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ord_spec[0] = '@';
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ord_spec[1] = '\0';
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}
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if (sym->flags & SYM_THISCALL)
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strcat (ord_spec, " -i386"); /* For binary compatibility only */
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if (!globals.do_code || !sym->function_name)
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{
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if (sym->flags & SYM_DATA)
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{
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if (globals.forward_dll)
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fprintf (specfile, "%s forward %s %s.%s #", ord_spec, sym->symbol,
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globals.forward_dll, sym->symbol);
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fprintf (specfile, "%s extern %s %s\n", ord_spec, sym->symbol,
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sym->arg_name[0]);
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return;
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}
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if (globals.forward_dll)
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fprintf (specfile, "%s forward %s %s.%s\n", ord_spec, sym->symbol,
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globals.forward_dll, sym->symbol);
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else
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fprintf (specfile, "%s stub %s\n", ord_spec, sym->symbol);
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}
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else
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{
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unsigned int i = sym->flags & SYM_THISCALL ? 1 : 0;
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fprintf (specfile, "%s %s %s(", ord_spec, sym->varargs ? "varargs" :
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symbol_get_call_convention(sym), sym->symbol);
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for (; i < sym->argc; i++)
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fprintf (specfile, " %s", symbol_get_spec_type(sym, i));
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if (sym->argc)
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fputc (' ', specfile);
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fputs (") ", specfile);
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if (sym->flags & SYM_THISCALL)
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fputs ("__thiscall_", specfile);
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fprintf (specfile, "%s_%s", OUTPUT_UC_DLL_NAME, sym->function_name);
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fputc ('\n',specfile);
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}
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}
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/*******************************************************************
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* output_spec_postamble
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*
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* Write the last part of the .spec file
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*/
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static void output_spec_postamble (void)
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{
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if (specfile)
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fclose (specfile);
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specfile = NULL;
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}
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/*******************************************************************
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* output_header_preamble
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*
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* Write the first part of the .h file
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*/
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void output_header_preamble (void)
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{
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if (!globals.do_code)
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return;
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hfile = open_file (OUTPUT_DLL_NAME, "_dll.h", "w");
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atexit (output_header_postamble);
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fprintf (hfile,
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"/*\n * %s.dll\n *\n * Generated from %s.dll by winedump.\n *\n"
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" * DO NOT SEND GENERATED DLLS FOR INCLUSION INTO WINE !\n *\n */"
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"\n#ifndef __WINE_%s_DLL_H\n#define __WINE_%s_DLL_H\n\n"
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"#include \"windef.h\"\n#include \"wine/debug.h\"\n"
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"#include \"winbase.h\"\n#include \"winnt.h\"\n\n\n",
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OUTPUT_DLL_NAME, OUTPUT_DLL_NAME, OUTPUT_UC_DLL_NAME,
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OUTPUT_UC_DLL_NAME);
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}
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/*******************************************************************
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* output_header_symbol
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*
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* Write a symbol to the .h file
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*/
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void output_header_symbol (const parsed_symbol *sym)
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{
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if (!globals.do_code)
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return;
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assert (hfile);
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assert (sym && sym->symbol);
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if (!globals.do_code)
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return;
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if (sym->flags & SYM_DATA)
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return;
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if (!sym->function_name)
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fprintf (hfile, "/* __%s %s_%s(); */\n", symbol_get_call_convention(sym),
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OUTPUT_UC_DLL_NAME, sym->symbol);
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else
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{
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output_prototype (hfile, sym);
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fputs (";\n", hfile);
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}
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}
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/*******************************************************************
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* output_header_postamble
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*
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* Write the last part of the .h file
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*/
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static void output_header_postamble (void)
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{
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if (hfile)
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{
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fprintf (hfile, "\n\n\n#endif\t/* __WINE_%s_DLL_H */\n",
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OUTPUT_UC_DLL_NAME);
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fclose (hfile);
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hfile = NULL;
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}
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}
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/*******************************************************************
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* output_c_preamble
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*
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* Write the first part of the .c file
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*/
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void output_c_preamble (void)
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{
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cfile = open_file (OUTPUT_DLL_NAME, "_main.c", "w");
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atexit (output_c_postamble);
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fprintf (cfile,
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"/*\n * %s.dll\n *\n * Generated from %s by winedump.\n *\n"
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" * DO NOT SUBMIT GENERATED DLLS FOR INCLUSION INTO WINE!\n *\n */"
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"\n\n#include \"config.h\"\n\n#include <stdarg.h>\n\n"
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"#include \"windef.h\"\n#include \"winbase.h\"\n",
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OUTPUT_DLL_NAME, globals.input_name);
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if (globals.do_code)
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fprintf (cfile, "#include \"%s_dll.h\"\n", OUTPUT_DLL_NAME);
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fprintf (cfile,"#include \"wine/debug.h\"\n\nWINE_DEFAULT_DEBUG_CHANNEL(%s);\n\n",
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OUTPUT_DLL_NAME);
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if (globals.forward_dll)
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{
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if (VERBOSE)
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puts ("Creating a forwarding DLL");
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fputs ("\nHMODULE hDLL=0; /* DLL to call */\n\n", cfile);
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fprintf (cfile,
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"BOOL WINAPI DllMain(HINSTANCE instance, DWORD reason, void *reserved)\n{\n"
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" TRACE(\"(%%p, %%u, %%p)\\n\", instance, reason, reserved);\n\n"
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" switch (reason)\n"
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" {\n"
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" case DLL_PROCESS_ATTACH:\n"
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" hDLL = LoadLibraryA(\"%s\");\n"
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" TRACE(\"Forwarding DLL (%s) loaded (%%p)\\n\", hDLL);\n"
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" DisableThreadLibraryCalls(instance);\n"
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" break;\n"
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" case DLL_PROCESS_DETACH:\n"
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" FreeLibrary(hDLL);\n"
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" TRACE(\"Forwarding DLL (%s) freed\\n\");\n"
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" break;\n"
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" }\n\n"
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" return TRUE;\n}\n",
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globals.forward_dll, globals.forward_dll, globals.forward_dll);
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}
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}
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/*******************************************************************
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* output_c_symbol
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*
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* Write a symbol to the .c file
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*/
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void output_c_symbol (const parsed_symbol *sym)
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{
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unsigned int i, start = sym->flags & SYM_THISCALL ? 1 : 0;
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BOOL is_void;
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static BOOL has_thiscall = FALSE;
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assert (cfile);
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assert (sym && sym->symbol);
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if (!globals.do_code)
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return;
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if (sym->flags & SYM_DATA)
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{
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fprintf (cfile, "/* FIXME: Move to top of file */\n%s;\n\n",
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sym->arg_text[0]);
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return;
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}
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if (sym->flags & SYM_THISCALL && !has_thiscall)
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{
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fputs ("#ifdef __i386__ /* thiscall functions are i386-specific */\n\n"
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"#define THISCALL(func) __thiscall_ ## func\n"
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"#define THISCALL_NAME(func) __ASM_NAME(\"__thiscall_\" #func)\n"
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"#define DEFINE_THISCALL_WRAPPER(func) \\\n"
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"\textern void THISCALL(func)(); \\\n"
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"\t__ASM_GLOBAL_FUNC(__thiscall_ ## func, \\\n"
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"\t\t\t\"popl %eax\\n\\t\" \\\n"
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"\t\t\t\"pushl %ecx\\n\\t\" \\\n"
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"\t\t\t\"pushl %eax\\n\\t\" \\\n"
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"\t\t\t\"jmp \" __ASM_NAME(#func) )\n"
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"#else /* __i386__ */\n\n"
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"#define THISCALL(func) func\n"
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"#define THISCALL_NAME(func) __ASM_NAME(#func)\n"
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"#define DEFINE_THISCALL_WRAPPER(func) /* nothing */\n\n"
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"#endif /* __i386__ */\n\n", cfile);
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has_thiscall = TRUE;
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}
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output_c_banner(sym);
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if (sym->flags & SYM_THISCALL)
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fprintf(cfile, "DEFINE_THISCALL_WRAPPER(%s)\n", sym->function_name);
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if (!sym->function_name)
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{
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/* #ifdef'd dummy */
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fprintf (cfile, "#if 0\n__%s %s_%s()\n{\n\t/* %s in .spec */\n}\n#endif\n",
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symbol_get_call_convention(sym), OUTPUT_UC_DLL_NAME, sym->symbol,
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globals.forward_dll ? "@forward" : "@stub");
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return;
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}
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is_void = !strcasecmp (sym->return_text, "void");
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output_prototype (cfile, sym);
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fputs ("\n{\n", cfile);
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if (!globals.do_trace)
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{
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fputs ("\tFIXME(\":stub\\n\");\n", cfile);
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if (!is_void)
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fprintf (cfile, "\treturn (%s) 0;\n", sym->return_text);
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fputs ("}\n", cfile);
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return;
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}
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/* Tracing, maybe forwarding as well */
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if (globals.forward_dll)
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{
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/* Write variables for calling */
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if (sym->varargs)
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fputs("\tva_list valist;\n", cfile);
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fprintf (cfile, "\t%s (__%s *pFunc)(", sym->return_text,
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symbol_get_call_convention(sym));
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for (i = start; i < sym->argc; i++)
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fprintf (cfile, "%s%s", i > start ? ", " : "", sym->arg_text [i]);
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fprintf (cfile, "%s);\n", sym->varargs ? ",..." : sym->argc == 1 &&
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sym->flags & SYM_THISCALL ? "" : sym->argc ? "" : "void");
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if (!is_void)
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fprintf (cfile, "\t%s retVal;\n", sym->return_text);
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fprintf (cfile, "\tpFunc=(void*)GetProcAddress(hDLL,\"%s\");\n",
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sym->symbol);
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}
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/* TRACE input arguments */
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fprintf (cfile, "\tTRACE(\"(%s", !sym->argc ? "void" : "");
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for (i = 0; i < sym->argc; i++)
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fprintf (cfile, "%s(%s)%s", i ? "," : "", sym->arg_text [i],
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get_format_str (sym->arg_type [i]));
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fprintf (cfile, "%s): %s\\n\"", sym->varargs ? ",..." : "",
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globals.forward_dll ? "forward" : "stub");
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for (i = 0; i < sym->argc; i++)
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if (sym->arg_type[i] != ARG_STRUCT)
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fprintf(cfile, ",%s%s%s%s", sym->arg_type[i] == ARG_LONG ? "(LONG)" : "",
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sym->arg_type[i] == ARG_WIDE_STRING ? "debugstr_w(" : "",
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sym->arg_name[i],
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sym->arg_type[i] == ARG_WIDE_STRING ? ")" : "");
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fputs (");\n", cfile);
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if (!globals.forward_dll)
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{
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if (!is_void)
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fprintf (cfile, "\treturn (%s) 0;\n", sym->return_text);
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fputs ("}\n", cfile);
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return;
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}
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/* Call the DLL */
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if (sym->varargs)
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fprintf (cfile, "\tva_start(valist,%s);\n", sym->arg_name[sym->argc-1]);
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fprintf (cfile, "\t%spFunc(", !is_void ? "retVal = " : "");
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for (i = 0; i < sym->argc; i++)
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fprintf (cfile, "%s%s", i ? "," : "", sym->arg_name [i]);
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fputs (sym->varargs ? ",valist);\n\tva_end(valist);" : ");", cfile);
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/* TRACE return value */
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fprintf (cfile, "\n\tTRACE(\"Returned (%s)\\n\"",
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get_format_str (sym->return_type));
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if (!is_void)
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{
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if (sym->return_type == ARG_WIDE_STRING)
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fputs (",debugstr_w(retVal)", cfile);
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else
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fprintf (cfile, ",%s%s", sym->return_type == ARG_LONG ? "(LONG)" : "",
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sym->return_type == ARG_STRUCT ? "" : "retVal");
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fputs (");\n\treturn retVal;\n", cfile);
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}
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else
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fputs (");\n", cfile);
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fputs ("}\n", cfile);
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}
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/*******************************************************************
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* output_c_postamble
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*
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* Write the last part of the .c file
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*/
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static void output_c_postamble (void)
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{
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if (cfile)
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fclose (cfile);
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cfile = NULL;
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}
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/*******************************************************************
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* output_makefile
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*
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* Write a Wine compatible makefile.in
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*/
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void output_makefile (void)
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{
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FILE *makefile = open_file ("Makefile", ".in", "w");
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if (VERBOSE)
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puts ("Creating makefile");
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fprintf (makefile,
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"# Generated from %s by winedump.\n"
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"MODULE = %s.dll\n", globals.input_name, OUTPUT_DLL_NAME);
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if (globals.forward_dll)
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fprintf (makefile, "IMPORTS = %s", globals.forward_dll);
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fprintf (makefile, "\n\nC_SRCS = \\\n\t%s_main.c\n", OUTPUT_DLL_NAME);
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if (globals.forward_dll)
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fprintf (specfile,"#import %s.dll\n", globals.forward_dll);
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fclose (makefile);
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}
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/*******************************************************************
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* output_prototype
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*
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* Write a C prototype for a parsed symbol
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*/
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void output_prototype (FILE *file, const parsed_symbol *sym)
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{
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unsigned int i, start = sym->flags & SYM_THISCALL ? 1 : 0;
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fprintf (file, "%s __%s %s_%s(", sym->return_text, symbol_get_call_convention(sym),
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OUTPUT_UC_DLL_NAME, sym->function_name);
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if (!sym->argc || (sym->argc == 1 && sym->flags & SYM_THISCALL))
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fputs ("void", file);
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else
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for (i = start; i < sym->argc; i++)
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fprintf (file, "%s%s %s", i > start ? ", " : "", sym->arg_text [i],
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sym->arg_name [i]);
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if (sym->varargs)
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fputs (", ...", file);
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fputc (')', file);
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}
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/*******************************************************************
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* output_c_banner
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*
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* Write a function banner to the .c file
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*/
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void output_c_banner (const parsed_symbol *sym)
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{
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char ord_spec[16];
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size_t i;
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if (sym->ordinal >= 0)
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sprintf(ord_spec, "%d", sym->ordinal);
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else
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{
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ord_spec[0] = '@';
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ord_spec[1] = '\0';
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}
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fprintf (cfile, "/*********************************************************"
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"*********\n *\t\t%s (%s.%s)\n *\n", sym->symbol,
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OUTPUT_UC_DLL_NAME, ord_spec);
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if (globals.do_documentation && sym->function_name)
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{
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fputs (" *\n * PARAMS\n *\n", cfile);
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if (!sym->argc)
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fputs (" * None.\n *\n", cfile);
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else
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{
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for (i = 0; i < sym->argc; i++)
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fprintf (cfile, " * %s [%s]%s\n", sym->arg_name [i],
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get_in_or_out(sym, i),
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strcmp (sym->arg_name [i], "_this") ? "" :
|
|
" Pointer to the class object (in ECX)");
|
|
|
|
if (sym->varargs)
|
|
fputs (" * ...[I]\n", cfile);
|
|
fputs (" *\n", cfile);
|
|
}
|
|
|
|
fputs (" * RETURNS\n *\n", cfile);
|
|
|
|
if (sym->return_text && !strcmp (sym->return_text, "void"))
|
|
fputs (" * Nothing.\n", cfile);
|
|
else
|
|
fprintf (cfile, " * %s\n", sym->return_text);
|
|
}
|
|
fputs (" *\n */\n", cfile);
|
|
}
|
|
|
|
|
|
/*******************************************************************
|
|
* get_format_str
|
|
*
|
|
* Get a string containing the correct format string for a type
|
|
*/
|
|
static const char *get_format_str (int type)
|
|
{
|
|
switch (type)
|
|
{
|
|
case ARG_VOID: return "void";
|
|
case ARG_FLOAT: return "%f";
|
|
case ARG_DOUBLE: return "%g";
|
|
case ARG_POINTER: return "%p";
|
|
case ARG_WIDE_STRING:
|
|
case ARG_STRING: return "%s";
|
|
case ARG_LONG: return "%ld";
|
|
case ARG_STRUCT: return "struct";
|
|
}
|
|
assert (0);
|
|
return "";
|
|
}
|
|
|
|
|
|
/*******************************************************************
|
|
* get_in_or_out
|
|
*
|
|
* Determine if a parameter is In or In/Out
|
|
*/
|
|
static const char *get_in_or_out (const parsed_symbol *sym, size_t arg)
|
|
{
|
|
assert (sym && arg < sym->argc);
|
|
assert (globals.do_documentation);
|
|
|
|
if (sym->arg_flag [arg] & CT_CONST)
|
|
return "In";
|
|
|
|
switch (sym->arg_type [arg])
|
|
{
|
|
case ARG_FLOAT:
|
|
case ARG_DOUBLE:
|
|
case ARG_LONG:
|
|
case ARG_STRUCT: return "In";
|
|
case ARG_POINTER:
|
|
case ARG_WIDE_STRING:
|
|
case ARG_STRING: return "In/Out";
|
|
}
|
|
assert (0);
|
|
return "";
|
|
}
|