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wine/tools/winebuild/spec32.c
Alexandre Julliard 32e31ac7c4 Automatically detect whether the entry point is main or WinMain 
instead of depending on the subsystem type.
2004-04-08 04:41:14 +00:00

975 lines
39 KiB
C
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/*
* 32-bit spec files
*
* Copyright 1993 Robert J. Amstadt
* Copyright 1995 Martin von Loewis
* Copyright 1995, 1996, 1997 Alexandre Julliard
* Copyright 1997 Eric Youngdale
* Copyright 1999 Ulrich Weigand
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <ctype.h>
#include <stdarg.h>
#include <string.h>
#include "windef.h"
#include "winbase.h"
#include "wine/exception.h"
#include "build.h"
#ifdef __APPLE__
# define __ASM_SKIP ".space"
#else
# define __ASM_SKIP ".skip"
#endif
static int string_compare( const void *ptr1, const void *ptr2 )
{
const char * const *str1 = ptr1;
const char * const *str2 = ptr2;
return strcmp( *str1, *str2 );
}
/*******************************************************************
* make_internal_name
*
* Generate an internal name for an entry point. Used for stubs etc.
*/
static const char *make_internal_name( const ORDDEF *odp, DLLSPEC *spec, const char *prefix )
{
static char buffer[256];
if (odp->name || odp->export_name)
{
char *p;
sprintf( buffer, "__wine_%s_%s_%s", prefix, spec->file_name,
odp->name ? odp->name : odp->export_name );
/* make sure name is a legal C identifier */
for (p = buffer; *p; p++) if (!isalnum(*p) && *p != '_') break;
if (!*p) return buffer;
}
sprintf( buffer, "__wine_%s_%s_%d", prefix, make_c_identifier(spec->file_name), odp->ordinal );
return buffer;
}
/*******************************************************************
* declare_weak_function
*
* Output a prototype for a weak function.
*/
static void declare_weak_function( FILE *outfile, const char *name, const char *prototype )
{
fprintf( outfile, "#ifdef __GNUC__\n" );
fprintf( outfile, "# ifdef __APPLE__\n" );
fprintf( outfile, "extern %s __attribute__((weak_import));\n", prototype );
fprintf( outfile, "# else\n" );
fprintf( outfile, "extern %s __attribute__((weak));\n", prototype );
fprintf( outfile, "# endif\n" );
fprintf( outfile, "#else\n" );
fprintf( outfile, "extern %s;\n", prototype );
fprintf( outfile, "static void __asm__dummy_%s(void)", name );
fprintf( outfile, " { asm(\".weak " __ASM_NAME("%s") "\"); }\n", name );
fprintf( outfile, "#endif\n\n" );
}
/*******************************************************************
* output_debug
*
* Output the debug channels.
*/
static int output_debug( FILE *outfile )
{
int i;
if (!nb_debug_channels) return 0;
qsort( debug_channels, nb_debug_channels, sizeof(debug_channels[0]), string_compare );
for (i = 0; i < nb_debug_channels; i++)
fprintf( outfile, "char __wine_dbch_%s[] = \"\\003%s\";\n",
debug_channels[i], debug_channels[i] );
fprintf( outfile, "\nstatic char * const debug_channels[%d] =\n{\n", nb_debug_channels );
for (i = 0; i < nb_debug_channels; i++)
{
fprintf( outfile, " __wine_dbch_%s", debug_channels[i] );
if (i < nb_debug_channels - 1) fprintf( outfile, ",\n" );
}
fprintf( outfile, "\n};\n\n" );
fprintf( outfile, "static void *debug_registration;\n\n" );
return nb_debug_channels;
}
/*******************************************************************
* output_exports
*
* Output the export table for a Win32 module.
*/
static int output_exports( FILE *outfile, int nr_exports, DLLSPEC *spec )
{
int i, fwd_size = 0, total_size = 0;
if (!nr_exports) return 0;
fprintf( outfile, "asm(\".data\\n\"\n" );
fprintf( outfile, " \"\\t.align %d\\n\"\n", get_alignment(4) );
fprintf( outfile, " \"" __ASM_NAME("__wine_spec_exports") ":\\n\"\n" );
/* export directory header */
fprintf( outfile, " \"\\t.long 0\\n\"\n" ); /* Characteristics */
fprintf( outfile, " \"\\t.long 0\\n\"\n" ); /* TimeDateStamp */
fprintf( outfile, " \"\\t.long 0\\n\"\n" ); /* MajorVersion/MinorVersion */
fprintf( outfile, " \"\\t.long __wine_spec_exp_names\\n\"\n" ); /* Name */
fprintf( outfile, " \"\\t.long %d\\n\"\n", spec->base ); /* Base */
fprintf( outfile, " \"\\t.long %d\\n\"\n", nr_exports ); /* NumberOfFunctions */
fprintf( outfile, " \"\\t.long %d\\n\"\n", spec->nb_names ); /* NumberOfNames */
fprintf( outfile, " \"\\t.long __wine_spec_exports_funcs\\n\"\n" ); /* AddressOfFunctions */
if (spec->nb_names)
{
fprintf( outfile, " \"\\t.long __wine_spec_exp_name_ptrs\\n\"\n" ); /* AddressOfNames */
fprintf( outfile, " \"\\t.long __wine_spec_exp_ordinals\\n\"\n" ); /* AddressOfNameOrdinals */
}
else
{
fprintf( outfile, " \"\\t.long 0\\n\"\n" ); /* AddressOfNames */
fprintf( outfile, " \"\\t.long 0\\n\"\n" ); /* AddressOfNameOrdinals */
}
total_size += 10 * sizeof(int);
/* output the function pointers */
fprintf( outfile, " \"__wine_spec_exports_funcs:\\n\"\n" );
for (i = spec->base; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (!odp) fprintf( outfile, " \"\\t.long 0\\n\"\n" );
else switch(odp->type)
{
case TYPE_EXTERN:
case TYPE_STDCALL:
case TYPE_VARARGS:
case TYPE_CDECL:
if (!(odp->flags & FLAG_FORWARD))
{
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") "\\n\"\n",
(odp->flags & FLAG_REGISTER) ? make_internal_name( odp, spec, "regs" )
: odp->link_name );
}
else
{
fprintf( outfile, " \"\\t.long __wine_spec_forwards+%d\\n\"\n", fwd_size );
fwd_size += strlen(odp->link_name) + 1;
}
break;
case TYPE_STUB:
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") "\\n\"\n",
make_internal_name( odp, spec, "stub" ) );
break;
default:
assert(0);
}
}
total_size += (spec->limit - spec->base + 1) * sizeof(int);
if (spec->nb_names)
{
/* output the function name pointers */
int namepos = strlen(spec->file_name) + 1;
fprintf( outfile, " \"__wine_spec_exp_name_ptrs:\\n\"\n" );
for (i = 0; i < spec->nb_names; i++)
{
fprintf( outfile, " \"\\t.long __wine_spec_exp_names+%d\\n\"\n", namepos );
namepos += strlen(spec->names[i]->name) + 1;
}
total_size += spec->nb_names * sizeof(int);
}
/* output the function names */
fprintf( outfile, " \"\\t.text\\n\"\n" );
fprintf( outfile, " \"__wine_spec_exp_names:\\n\"\n" );
fprintf( outfile, " \"\\t" __ASM_STRING " \\\"%s\\\"\\n\"\n", spec->file_name );
for (i = 0; i < spec->nb_names; i++)
fprintf( outfile, " \"\\t" __ASM_STRING " \\\"%s\\\"\\n\"\n", spec->names[i]->name );
fprintf( outfile, " \"\\t.data\\n\"\n" );
if (spec->nb_names)
{
/* output the function ordinals */
fprintf( outfile, " \"__wine_spec_exp_ordinals:\\n\"\n" );
for (i = 0; i < spec->nb_names; i++)
{
fprintf( outfile, " \"\\t" __ASM_SHORT " %d\\n\"\n",
spec->names[i]->ordinal - spec->base );
}
total_size += spec->nb_names * sizeof(short);
if (spec->nb_names % 2)
{
fprintf( outfile, " \"\\t" __ASM_SHORT " 0\\n\"\n" );
total_size += sizeof(short);
}
}
/* output forward strings */
if (fwd_size)
{
fprintf( outfile, " \"__wine_spec_forwards:\\n\"\n" );
for (i = spec->base; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (odp && (odp->flags & FLAG_FORWARD))
fprintf( outfile, " \"\\t" __ASM_STRING " \\\"%s\\\"\\n\"\n", odp->link_name );
}
fprintf( outfile, " \"\\t.align %d\\n\"\n", get_alignment(4) );
total_size += (fwd_size + 3) & ~3;
}
/* output relays */
if (debugging)
{
for (i = spec->base; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
unsigned int j, args, mask = 0;
const char *name;
/* skip non-existent entry points */
if (!odp) goto ignore;
/* skip non-functions */
if ((odp->type != TYPE_STDCALL) && (odp->type != TYPE_CDECL)) goto ignore;
/* skip norelay and forward entry points */
if (odp->flags & (FLAG_NORELAY|FLAG_FORWARD)) goto ignore;
for (j = 0; odp->u.func.arg_types[j]; j++)
{
if (odp->u.func.arg_types[j] == 't') mask |= 1<< (j*2);
if (odp->u.func.arg_types[j] == 'W') mask |= 2<< (j*2);
}
if ((odp->flags & FLAG_RET64) && (j < 16)) mask |= 0x80000000;
name = odp->link_name;
args = strlen(odp->u.func.arg_types) * sizeof(int);
if (odp->flags & FLAG_REGISTER) name = make_internal_name( odp, spec, "regs" );
switch(odp->type)
{
case TYPE_STDCALL:
fprintf( outfile, " \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
fprintf( outfile, " \"\\tret $%d\\n\"\n", args );
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
break;
case TYPE_CDECL:
fprintf( outfile, " \"\\tjmp " __ASM_NAME("%s") "\\n\"\n", name );
fprintf( outfile, " \"\\tret\\n\"\n" );
fprintf( outfile, " \"\\t" __ASM_SHORT " %d\\n\"\n", args );
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") ",0x%08x\\n\"\n", name, mask );
break;
default:
assert(0);
}
continue;
ignore:
fprintf( outfile, " \"\\t.long 0,0,0,0\\n\"\n" );
}
}
fprintf( outfile, " \"\\t.text\\n\"\n" );
fprintf( outfile, " \"\\t.align %d\\n\"\n", get_alignment(4) );
fprintf( outfile, ");\n\n" );
return total_size;
}
/*******************************************************************
* output_stub_funcs
*
* Output the functions for stub entry points
*/
static void output_stub_funcs( FILE *outfile, DLLSPEC *spec )
{
int i;
for (i = 0; i < spec->nb_entry_points; i++)
{
ORDDEF *odp = &spec->entry_points[i];
if (odp->type != TYPE_STUB) continue;
fprintf( outfile, "#ifdef __GNUC__\n" );
fprintf( outfile, "static void __wine_unimplemented( const char *func ) __attribute__((noreturn));\n" );
fprintf( outfile, "#endif\n\n" );
fprintf( outfile, "struct exc_record {\n" );
fprintf( outfile, " unsigned int code, flags;\n" );
fprintf( outfile, " void *rec, *addr;\n" );
fprintf( outfile, " unsigned int params;\n" );
fprintf( outfile, " const void *info[15];\n" );
fprintf( outfile, "};\n\n" );
fprintf( outfile, "extern void __stdcall RtlRaiseException( struct exc_record * );\n\n" );
fprintf( outfile, "static void __wine_unimplemented( const char *func )\n{\n" );
fprintf( outfile, " struct exc_record rec;\n" );
fprintf( outfile, " rec.code = 0x%08x;\n", EXCEPTION_WINE_STUB );
fprintf( outfile, " rec.flags = %d;\n", EH_NONCONTINUABLE );
fprintf( outfile, " rec.rec = 0;\n" );
fprintf( outfile, " rec.params = 2;\n" );
fprintf( outfile, " rec.info[0] = \"%s\";\n", spec->file_name );
fprintf( outfile, " rec.info[1] = func;\n" );
fprintf( outfile, "#ifdef __GNUC__\n" );
fprintf( outfile, " rec.addr = __builtin_return_address(1);\n" );
fprintf( outfile, "#else\n" );
fprintf( outfile, " rec.addr = 0;\n" );
fprintf( outfile, "#endif\n" );
fprintf( outfile, " for (;;) RtlRaiseException( &rec );\n}\n\n" );
break;
}
for (i = 0; i < spec->nb_entry_points; i++)
{
const ORDDEF *odp = &spec->entry_points[i];
if (odp->type != TYPE_STUB) continue;
fprintf( outfile, "void %s(void) ", make_internal_name( odp, spec, "stub" ) );
if (odp->name)
fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->name );
else if (odp->export_name)
fprintf( outfile, "{ __wine_unimplemented(\"%s\"); }\n", odp->export_name );
else
fprintf( outfile, "{ __wine_unimplemented(\"%d\"); }\n", odp->ordinal );
}
}
/*******************************************************************
* output_register_funcs
*
* Output the functions for register entry points
*/
static void output_register_funcs( FILE *outfile, DLLSPEC *spec )
{
const char *name;
int i;
for (i = 0; i < spec->nb_entry_points; i++)
{
const ORDDEF *odp = &spec->entry_points[i];
if (odp->type != TYPE_STDCALL && odp->type != TYPE_CDECL) continue;
if (!(odp->flags & FLAG_REGISTER)) continue;
if (odp->flags & FLAG_FORWARD) continue;
name = make_internal_name( odp, spec, "regs" );
fprintf( outfile,
"asm(\".align %d\\n\\t\"\n"
" \"" __ASM_FUNC("%s") "\\n\\t\"\n"
" \"" __ASM_NAME("%s") ":\\n\\t\"\n"
" \"call " __ASM_NAME("__wine_call_from_32_regs") "\\n\\t\"\n"
" \".long " __ASM_NAME("%s") "\\n\\t\"\n"
" \".byte %d,%d\");\n",
get_alignment(4),
name, name, odp->link_name,
strlen(odp->u.func.arg_types) * sizeof(int),
(odp->type == TYPE_CDECL) ? 0 : (strlen(odp->u.func.arg_types) * sizeof(int)) );
}
}
/*******************************************************************
* output_dll_init
*
* Output code for calling a dll constructor and destructor.
*/
void output_dll_init( FILE *outfile, const char *constructor, const char *destructor )
{
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "static void __asm__dummy_dll_init(void) {\n" );
fprintf( outfile, "#endif\n" );
#if defined(__i386__)
if (constructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
if (destructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
#elif defined(__sparc__)
if (constructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("%s") "\\n\"\n", constructor );
fprintf( outfile, " \"\\tnop\\n\"\n" );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
if (destructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("%s") "\\n\"\n", destructor );
fprintf( outfile, " \"\\tnop\\n\"\n" );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
#elif defined(__powerpc__)
# ifdef __APPLE__
/* Mach-O doesn't have an init section */
if (constructor)
{
fprintf( outfile, "asm(\"\\t.mod_init_func\\n\"\n" );
fprintf( outfile, " \"\\t.align 2\\n\"\n" );
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") "\\n\"\n", constructor );
fprintf( outfile, " \"\\t.text\\n\");\n" );
}
if (destructor)
{
fprintf( outfile, "asm(\"\\t.mod_term_func\\n\"\n" );
fprintf( outfile, " \"\\t.align 2\\n\"\n" );
fprintf( outfile, " \"\\t.long " __ASM_NAME("%s") "\\n\"\n", destructor );
fprintf( outfile, " \"\\t.text\\n\");\n" );
}
# else /* __APPLE__ */
if (constructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tbl " __ASM_NAME("%s") "\\n\"\n", constructor );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
if (destructor)
{
fprintf( outfile, "asm(\"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tbl " __ASM_NAME("%s") "\\n\"\n", destructor );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
}
# endif /* __APPLE__ */
#else
#error You need to define the DLL constructor for your architecture
#endif
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "}\n" );
fprintf( outfile, "#endif\n" );
}
/*******************************************************************
* BuildSpec32File
*
* Build a Win32 C file from a spec file.
*/
void BuildSpec32File( FILE *outfile, DLLSPEC *spec )
{
int exports_size = 0;
int nr_exports, nr_imports;
DWORD page_size;
const char *init_func = spec->init_func;
#ifdef HAVE_GETPAGESIZE
page_size = getpagesize();
#elif defined(__svr4__)
page_size = sysconf(_SC_PAGESIZE);
#elif defined(_WINDOWS)
{
SYSTEM_INFO si;
GetSystemInfo(&si);
page_size = si.dwPageSize;
}
#else
# error Cannot get the page size on this platform
#endif
nr_exports = spec->base <= spec->limit ? spec->limit - spec->base + 1 : 0;
resolve_imports( spec );
output_standard_file_header( outfile );
/* Reserve some space for the PE header */
fprintf( outfile, "extern char __wine_spec_pe_header[];\n" );
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "static void __asm__dummy_header(void) {\n" );
fprintf( outfile, "#endif\n" );
fprintf( outfile, "asm(\".text\\n\\t\"\n" );
fprintf( outfile, " \".align %d\\n\"\n", get_alignment(page_size) );
fprintf( outfile, " \"" __ASM_NAME("__wine_spec_pe_header") ":\\t" __ASM_SKIP " 65536\\n\\t\"\n" );
fprintf( outfile, " \".data\\n\\t\"\n" );
fprintf( outfile, " \".align %d\\n\"\n", get_alignment(4) );
fprintf( outfile, " \"" __ASM_NAME("__wine_spec_data_start") ":\\t.long 1\");\n" );
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "}\n" );
fprintf( outfile, "#endif\n" );
#ifdef __APPLE__
fprintf( outfile, "static char _end[4];\n" );
#else
fprintf( outfile, "extern char _end[];\n" );
#endif
fprintf( outfile, "extern int __wine_spec_data_start[], __wine_spec_exports[];\n\n" );
#ifdef __i386__
fprintf( outfile, "#define __stdcall __attribute__((__stdcall__))\n\n" );
#else
fprintf( outfile, "#define __stdcall\n\n" );
#endif
if (nr_exports)
{
/* Output the stub functions */
output_stub_funcs( outfile, spec );
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "static void __asm__dummy(void) {\n" );
fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
/* Output code for all register functions */
output_register_funcs( outfile, spec );
/* Output the exports and relay entry points */
exports_size = output_exports( outfile, nr_exports, spec );
fprintf( outfile, "#ifndef __GNUC__\n" );
fprintf( outfile, "}\n" );
fprintf( outfile, "#endif /* !defined(__GNUC__) */\n" );
}
/* Output the DLL imports */
nr_imports = output_imports( outfile, spec );
/* Output the resources */
output_resources( outfile, spec );
/* Output the entry point function */
fprintf( outfile, "static int __wine_spec_init_state;\n" );
fprintf( outfile, "extern int __wine_main_argc;\n" );
fprintf( outfile, "extern char **__wine_main_argv;\n" );
fprintf( outfile, "extern char **__wine_main_environ;\n" );
fprintf( outfile, "extern unsigned short **__wine_main_wargv;\n" );
#ifdef __APPLE__
fprintf( outfile, "extern _dyld_func_lookup(char *, void *);");
fprintf( outfile, "void _init(int argc, char** argv, char** chr)\n" );
fprintf( outfile, "{\n");
fprintf( outfile, " void (*init)(void);\n");
fprintf( outfile, " _dyld_func_lookup(\"__dyld_make_delayed_module_initializer_calls\", (unsigned long *)&init);\n");
fprintf( outfile, " init();\n");
fprintf( outfile, "}\n");
fprintf( outfile, "void _fini()\n" );
fprintf( outfile, "{\n");
fprintf( outfile, " void (*fini)(void);\n");
fprintf( outfile, " _dyld_func_lookup(\"__dyld_mod_term_funcs\", (unsigned long *)&fini);\n");
fprintf( outfile, " fini();\n");
fprintf( outfile, "}\n");
#else
fprintf( outfile, "extern void _init(int, char**, char**);\n" );
fprintf( outfile, "extern void _fini();\n" );
#endif
if (spec->characteristics & IMAGE_FILE_DLL)
{
if (init_func)
fprintf( outfile, "extern int __stdcall %s( void*, unsigned int, void* );\n\n", init_func );
else
{
declare_weak_function( outfile, "DllMain",
"int __stdcall DllMain( void*, unsigned int, void* )" );
init_func = "DllMain";
}
fprintf( outfile,
"static int __stdcall __wine_dll_main( void *inst, unsigned int reason, void *reserved )\n"
"{\n"
" int ret;\n"
" if (reason == %d && __wine_spec_init_state == 1)\n"
" _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n"
" ret = %s ? %s( inst, reason, reserved ) : 1;\n"
" if (reason == %d && __wine_spec_init_state == 1) _fini();\n"
" return ret;\n"
"}\n",
DLL_PROCESS_ATTACH, init_func, init_func, DLL_PROCESS_DETACH );
init_func = "__wine_dll_main";
}
else switch(spec->subsystem)
{
case IMAGE_SUBSYSTEM_NATIVE:
if (init_func)
fprintf( outfile, "extern int __stdcall %s( void*, void* );\n\n", init_func );
else
{
declare_weak_function( outfile, "DriverEntry",
"int __stdcall DriverEntry( void*, void* )" );
init_func = "DriverEntry";
}
fprintf( outfile,
"static int __stdcall __wine_driver_entry( void *obj, void *path )\n"
"{\n"
" int ret;\n"
" if (__wine_spec_init_state == 1)\n"
" _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n"
" ret = %s ? %s( obj, path ) : 0;\n"
" if (__wine_spec_init_state == 1) _fini();\n"
" return ret;\n"
"}\n",
init_func, init_func );
init_func = "__wine_driver_entry";
break;
case IMAGE_SUBSYSTEM_WINDOWS_GUI:
case IMAGE_SUBSYSTEM_WINDOWS_CUI:
if (init_func)
fprintf( outfile, "extern int %s( int argc, char *argv[] );\n", init_func );
else
{
declare_weak_function( outfile, "main", "int main( int argc, char *argv[] )" );
declare_weak_function( outfile, "wmain", "int wmain( int argc, unsigned short *argv[] )" );
declare_weak_function( outfile, "WinMain", "int __stdcall WinMain(void *,void *,char *,int)" );
}
fprintf( outfile,
"\ntypedef struct {\n"
" unsigned int cb;\n"
" char *lpReserved, *lpDesktop, *lpTitle;\n"
" unsigned int dwX, dwY, dwXSize, dwYSize;\n"
" unsigned int dwXCountChars, dwYCountChars, dwFillAttribute, dwFlags;\n"
" unsigned short wShowWindow, cbReserved2;\n"
" char *lpReserved2;\n"
" void *hStdInput, *hStdOutput, *hStdError;\n"
"} STARTUPINFOA;\n"
"extern char * __stdcall GetCommandLineA(void);\n"
"extern void * __stdcall GetModuleHandleA(char *);\n"
"extern void __stdcall GetStartupInfoA(STARTUPINFOA *);\n"
"extern void __stdcall ExitProcess(unsigned int);\n"
"static void __wine_exe_main(void)\n"
"{\n"
" int ret;\n"
" if (__wine_spec_init_state == 1)\n"
" _init( __wine_main_argc, __wine_main_argv, __wine_main_environ );\n" );
if (init_func)
fprintf( outfile,
" ret = %s( __wine_main_argc, __wine_main_argv );\n", init_func );
else
fprintf( outfile,
" if (WinMain) {\n"
" STARTUPINFOA info;\n"
" char *cmdline = GetCommandLineA();\n"
" int bcount=0, in_quotes=0;\n"
" while (*cmdline) {\n"
" if ((*cmdline=='\\t' || *cmdline==' ') && !in_quotes) break;\n"
" else if (*cmdline=='\\\\') bcount++;\n"
" else if (*cmdline=='\\\"') {\n"
" if ((bcount & 1)==0) in_quotes=!in_quotes;\n"
" bcount=0;\n"
" }\n"
" else bcount=0;\n"
" cmdline++;\n"
" }\n"
" while (*cmdline=='\\t' || *cmdline==' ') cmdline++;\n"
" GetStartupInfoA( &info );\n"
" if (!(info.dwFlags & 1)) info.wShowWindow = 1;\n"
" ret = WinMain( GetModuleHandleA(0), 0, cmdline, info.wShowWindow );\n"
" }\n"
" else if (wmain) ret = wmain( __wine_main_argc, __wine_main_wargv );\n"
" else ret = main( __wine_main_argc, __wine_main_argv );\n" );
fprintf( outfile,
" if (__wine_spec_init_state == 1) _fini();\n"
" ExitProcess( ret );\n"
"}\n\n" );
init_func = "__wine_exe_main";
break;
}
/* Output the NT header */
/* this is the IMAGE_NT_HEADERS structure, but we cannot include winnt.h here */
fprintf( outfile, "static const struct image_nt_headers\n{\n" );
fprintf( outfile, " int Signature;\n" );
fprintf( outfile, " struct file_header {\n" );
fprintf( outfile, " short Machine;\n" );
fprintf( outfile, " short NumberOfSections;\n" );
fprintf( outfile, " int TimeDateStamp;\n" );
fprintf( outfile, " void *PointerToSymbolTable;\n" );
fprintf( outfile, " int NumberOfSymbols;\n" );
fprintf( outfile, " short SizeOfOptionalHeader;\n" );
fprintf( outfile, " short Characteristics;\n" );
fprintf( outfile, " } FileHeader;\n" );
fprintf( outfile, " struct opt_header {\n" );
fprintf( outfile, " short Magic;\n" );
fprintf( outfile, " char MajorLinkerVersion, MinorLinkerVersion;\n" );
fprintf( outfile, " int SizeOfCode;\n" );
fprintf( outfile, " int SizeOfInitializedData;\n" );
fprintf( outfile, " int SizeOfUninitializedData;\n" );
fprintf( outfile, " void *AddressOfEntryPoint;\n" );
fprintf( outfile, " void *BaseOfCode;\n" );
fprintf( outfile, " void *BaseOfData;\n" );
fprintf( outfile, " void *ImageBase;\n" );
fprintf( outfile, " int SectionAlignment;\n" );
fprintf( outfile, " int FileAlignment;\n" );
fprintf( outfile, " short MajorOperatingSystemVersion;\n" );
fprintf( outfile, " short MinorOperatingSystemVersion;\n" );
fprintf( outfile, " short MajorImageVersion;\n" );
fprintf( outfile, " short MinorImageVersion;\n" );
fprintf( outfile, " short MajorSubsystemVersion;\n" );
fprintf( outfile, " short MinorSubsystemVersion;\n" );
fprintf( outfile, " int Win32VersionValue;\n" );
fprintf( outfile, " void *SizeOfImage;\n" );
fprintf( outfile, " int SizeOfHeaders;\n" );
fprintf( outfile, " int CheckSum;\n" );
fprintf( outfile, " short Subsystem;\n" );
fprintf( outfile, " short DllCharacteristics;\n" );
fprintf( outfile, " int SizeOfStackReserve;\n" );
fprintf( outfile, " int SizeOfStackCommit;\n" );
fprintf( outfile, " int SizeOfHeapReserve;\n" );
fprintf( outfile, " int SizeOfHeapCommit;\n" );
fprintf( outfile, " int LoaderFlags;\n" );
fprintf( outfile, " int NumberOfRvaAndSizes;\n" );
fprintf( outfile, " struct { const void *VirtualAddress; int Size; } DataDirectory[%d];\n",
IMAGE_NUMBEROF_DIRECTORY_ENTRIES );
fprintf( outfile, " } OptionalHeader;\n" );
fprintf( outfile, "} nt_header = {\n" );
fprintf( outfile, " 0x%04x,\n", IMAGE_NT_SIGNATURE ); /* Signature */
#ifdef __i386__
fprintf( outfile, " { 0x%04x,\n", IMAGE_FILE_MACHINE_I386 ); /* Machine */
#elif defined(__powerpc__)
fprintf( outfile, " { 0x%04x,\n", IMAGE_FILE_MACHINE_POWERPC ); /* Machine */
#else
fprintf( outfile, " { 0x%04x,\n", IMAGE_FILE_MACHINE_UNKNOWN ); /* Machine */
#endif
fprintf( outfile, " 0, 0, 0, 0,\n" );
fprintf( outfile, " sizeof(nt_header.OptionalHeader),\n" ); /* SizeOfOptionalHeader */
fprintf( outfile, " 0x%04x },\n", spec->characteristics ); /* Characteristics */
fprintf( outfile, " { 0x%04x,\n", IMAGE_NT_OPTIONAL_HDR_MAGIC ); /* Magic */
fprintf( outfile, " 0, 0,\n" ); /* Major/MinorLinkerVersion */
fprintf( outfile, " 0, 0, 0,\n" ); /* SizeOfCode/Data */
fprintf( outfile, " %s,\n", init_func ); /* AddressOfEntryPoint */
fprintf( outfile, " 0, __wine_spec_data_start,\n" ); /* BaseOfCode/Data */
fprintf( outfile, " __wine_spec_pe_header,\n" ); /* ImageBase */
fprintf( outfile, " %ld,\n", page_size ); /* SectionAlignment */
fprintf( outfile, " %ld,\n", page_size ); /* FileAlignment */
fprintf( outfile, " 1, 0,\n" ); /* Major/MinorOperatingSystemVersion */
fprintf( outfile, " 0, 0,\n" ); /* Major/MinorImageVersion */
fprintf( outfile, " %d,\n", spec->subsystem_major ); /* MajorSubsystemVersion */
fprintf( outfile, " %d,\n", spec->subsystem_minor ); /* MinorSubsystemVersion */
fprintf( outfile, " 0,\n" ); /* Win32VersionValue */
fprintf( outfile, " _end,\n" ); /* SizeOfImage */
fprintf( outfile, " %ld,\n", page_size ); /* SizeOfHeaders */
fprintf( outfile, " 0,\n" ); /* CheckSum */
fprintf( outfile, " 0x%04x,\n", spec->subsystem );/* Subsystem */
fprintf( outfile, " 0,\n" ); /* DllCharacteristics */
fprintf( outfile, " %d, %ld,\n", /* SizeOfStackReserve/Commit */
(spec->stack_size ? spec->stack_size : 1024) * 1024, page_size );
fprintf( outfile, " %d, %ld,\n", /* SizeOfHeapReserve/Commit */
(spec->heap_size ? spec->heap_size : 1024) * 1024, page_size );
fprintf( outfile, " 0,\n" ); /* LoaderFlags */
fprintf( outfile, " %d,\n", IMAGE_NUMBEROF_DIRECTORY_ENTRIES ); /* NumberOfRvaAndSizes */
fprintf( outfile, " {\n" );
fprintf( outfile, " { %s, %d },\n", /* IMAGE_DIRECTORY_ENTRY_EXPORT */
exports_size ? "__wine_spec_exports" : "0", exports_size );
fprintf( outfile, " { %s, %s },\n", /* IMAGE_DIRECTORY_ENTRY_IMPORT */
nr_imports ? "&imports" : "0", nr_imports ? "sizeof(imports)" : "0" );
fprintf( outfile, " { %s, %s },\n", /* IMAGE_DIRECTORY_ENTRY_RESOURCE */
spec->nb_resources ? "&resources" : "0",
spec->nb_resources ? "sizeof(resources)" : "0" );
fprintf( outfile, " }\n }\n};\n\n" );
/* Output the DLL constructor */
fprintf( outfile,
"void __wine_spec_init(void)\n"
"{\n"
" extern void __wine_dll_register( const struct image_nt_headers *, const char * );\n"
" __wine_spec_init_state = 1;\n"
" __wine_dll_register( &nt_header, \"%s\" );\n"
"}\n\n",
spec->file_name );
output_dll_init( outfile, "__wine_spec_init_ctor", NULL );
fprintf( outfile,
"void __wine_spec_init_ctor(void)\n"
"{\n"
" if (__wine_spec_init_state) return;\n"
" __wine_spec_init();\n"
" __wine_spec_init_state = 2;\n"
"}\n" );
}
/*******************************************************************
* BuildDef32File
*
* Build a Win32 def file from a spec file.
*/
void BuildDef32File( FILE *outfile, DLLSPEC *spec )
{
const char *name;
int i;
fprintf(outfile, "; File generated automatically from %s; do not edit!\n\n",
input_file_name );
fprintf(outfile, "LIBRARY %s\n\n", spec->file_name);
fprintf(outfile, "EXPORTS\n");
/* Output the exports and relay entry points */
for(i = 0; i < spec->nb_entry_points; i++)
{
const ORDDEF *odp = &spec->entry_points[i];
int is_data = 0;
if (!odp) continue;
if (odp->flags & FLAG_REGISTER) continue;
if (odp->type == TYPE_STUB) continue;
if (odp->name) name = odp->name;
else if (odp->export_name) name = odp->export_name;
else continue;
fprintf(outfile, " %s", name);
switch(odp->type)
{
case TYPE_EXTERN:
is_data = 1;
/* fall through */
case TYPE_VARARGS:
case TYPE_CDECL:
/* try to reduce output */
if(strcmp(name, odp->link_name) || (odp->flags & FLAG_FORWARD))
fprintf(outfile, "=%s", odp->link_name);
break;
case TYPE_STDCALL:
{
int at_param = strlen(odp->u.func.arg_types) * sizeof(int);
if (!kill_at) fprintf(outfile, "@%d", at_param);
if (odp->flags & FLAG_FORWARD)
{
fprintf(outfile, "=%s", odp->link_name);
}
else if (strcmp(name, odp->link_name)) /* try to reduce output */
{
fprintf(outfile, "=%s", odp->link_name);
if (!kill_at) fprintf(outfile, "@%d", at_param);
}
break;
}
default:
assert(0);
}
fprintf( outfile, " @%d", odp->ordinal );
if (!odp->name) fprintf( outfile, " NONAME" );
if (is_data) fprintf( outfile, " DATA" );
if (odp->flags & FLAG_PRIVATE) fprintf( outfile, " PRIVATE" );
fprintf( outfile, "\n" );
}
}
/*******************************************************************
* BuildDebugFile
*
* Build the debugging channels source file.
*/
void BuildDebugFile( FILE *outfile, const char *srcdir, char **argv )
{
int nr_debug;
char *prefix, *p;
while (*argv)
{
if (!parse_debug_channels( srcdir, *argv++ )) exit(1);
}
output_standard_file_header( outfile );
nr_debug = output_debug( outfile );
if (!nr_debug)
{
fprintf( outfile, "/* no debug channels found for this module */\n" );
return;
}
if (output_file_name)
{
if ((p = strrchr( output_file_name, '/' ))) p++;
prefix = xstrdup( p ? p : output_file_name );
if ((p = strchr( prefix, '.' ))) *p = 0;
strcpy( p, make_c_identifier(p) );
}
else prefix = xstrdup( "_" );
/* Output the DLL constructor */
fprintf( outfile,
"#ifdef __GNUC__\n"
"void __wine_dbg_%s_init(void) __attribute__((constructor));\n"
"void __wine_dbg_%s_fini(void) __attribute__((destructor));\n"
"#else\n"
"static void __asm__dummy_dll_init(void) {\n",
prefix, prefix );
#if defined(__i386__)
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
fprintf( outfile, " \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
fprintf( outfile, " \"\\t.section\\t\\\".text\\\"\\n\");\n" );
#elif defined(__sparc__)
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
fprintf( outfile, " \"\\tnop\\n\"\n" );
fprintf( outfile, " \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tcall " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
fprintf( outfile, " \"\\tnop\\n\"\n" );
fprintf( outfile, " \"\\t.section\t\\\".text\\\"\\n\");\n" );
#elif defined(__powerpc__)
fprintf( outfile, "asm(\"\\t.section\\t\\\".init\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tbl " __ASM_NAME("__wine_dbg_%s_init") "\\n\"\n", prefix );
fprintf( outfile, " \"\\t.section\\t\\\".fini\\\" ,\\\"ax\\\"\\n\"\n" );
fprintf( outfile, " \"\\tbl " __ASM_NAME("__wine_dbg_%s_fini") "\\n\"\n", prefix );
fprintf( outfile, " \"\\t.text\\n\");\n" );
#else
#error You need to define the DLL constructor for your architecture
#endif
fprintf( outfile, "}\n#endif /* defined(__GNUC__) */\n\n" );
fprintf( outfile,
"void __wine_dbg_%s_init(void)\n"
"{\n"
" extern void *__wine_dbg_register( char * const *, int );\n"
" if (!debug_registration) debug_registration = __wine_dbg_register( debug_channels, %d );\n"
"}\n\n", prefix, nr_debug );
fprintf( outfile,
"void __wine_dbg_%s_fini(void)\n"
"{\n"
" extern void __wine_dbg_unregister( void* );\n"
" __wine_dbg_unregister( debug_registration );\n"
"}\n", prefix );
free( prefix );
}
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