Moved the generated code segment for 16-bit builtins inside the module

structure.
Get rid of the BUILTIN16_DESCRIPTOR structure and directly register
the MZ header instead.
This commit is contained in:
Alexandre Julliard 2005-05-23 12:07:15 +00:00
parent f50e9aadea
commit 70d0439905
4 changed files with 366 additions and 430 deletions

View File

@ -107,6 +107,49 @@ typedef struct
WORD stackbottom; /* Bottom of the stack */
} INSTANCEDATA;
/* relay entry points */
#ifdef __i386__
typedef struct
{
WORD pushw_bp; /* pushw %bp */
BYTE pushl; /* pushl $target */
void (*target)();
WORD call; /* call CALLFROM16 */
short callfrom16;
} ENTRYPOINT16;
typedef struct
{
BYTE pushl; /* pushl $relay */
void *relay;
BYTE lcall; /* lcall __FLATCS__:glue */
void *glue;
WORD flatcs;
WORD lret; /* lret $nArgs */
WORD nArgs;
DWORD arg_types[2]; /* type of each argument */
} CALLFROM16;
#else /* __i386__ */
typedef struct
{
void (*target)();
WORD call; /* call CALLFROM16 */
short callfrom16;
} ENTRYPOINT16;
typedef struct
{
WORD lret; /* lret $nArgs */
WORD nArgs;
DWORD arg_types[2]; /* type of each argument */
} CALLFROM16;
#endif /* __i386__ */
/* THHOOK Kernel Data Structure */
typedef struct _THHOOK
{

View File

@ -68,15 +68,9 @@ struct ne_segment_table_entry_s
#define hFirstModule (pThhook->hExeHead)
typedef struct
{
const void *module; /* module header */
void *code_start; /* 32-bit address of DLL code */
} BUILTIN16_DESCRIPTOR;
struct builtin_dll
{
const BUILTIN16_DESCRIPTOR *descr; /* module descriptor */
const IMAGE_DOS_HEADER *header; /* module headers */
const char *file_name; /* module file name */
};
@ -104,16 +98,25 @@ static WINE_EXCEPTION_FILTER(page_fault)
/* patch all the flat cs references of the code segment if necessary */
inline static void patch_code_segment( void *code_segment )
inline static void patch_code_segment( NE_MODULE *pModule )
{
#ifdef __i386__
CALLFROM16 *call = code_segment;
int i;
SEGTABLEENTRY *pSeg = NE_SEG_TABLE( pModule );
for (i = 0; i < pModule->ne_cseg; i++, pSeg++)
{
if (!(pSeg->flags & NE_SEGFLAGS_DATA)) /* found the code segment */
{
CALLFROM16 *call = GlobalLock16( pSeg->hSeg );
if (call->flatcs == wine_get_cs()) return; /* nothing to patch */
while (call->pushl == 0x68)
{
call->flatcs = wine_get_cs();
call++;
}
}
}
#endif
}
@ -151,7 +154,7 @@ static int NE_strncasecmp( const char *str1, const char *str2, int len )
*
* Find a descriptor in the list
*/
static const BUILTIN16_DESCRIPTOR *find_dll_descr( const char *dllname, const char **file_name )
static const IMAGE_DOS_HEADER *find_dll_descr( const char *dllname, const char **file_name )
{
int i;
const IMAGE_DOS_HEADER *mz_header;
@ -160,10 +163,9 @@ static const BUILTIN16_DESCRIPTOR *find_dll_descr( const char *dllname, const ch
for (i = 0; i < MAX_DLLS; i++)
{
const BUILTIN16_DESCRIPTOR *descr = builtin_dlls[i].descr;
if (descr)
mz_header = builtin_dlls[i].header;
if (mz_header)
{
mz_header = descr->module;
ne_header = (const IMAGE_OS2_HEADER *)((const char *)mz_header + mz_header->e_lfanew);
name_table = (BYTE *)ne_header + ne_header->ne_restab;
@ -174,7 +176,7 @@ static const BUILTIN16_DESCRIPTOR *find_dll_descr( const char *dllname, const ch
!strcmp( dllname + *name_table, ".dll" )))
{
*file_name = builtin_dlls[i].file_name;
return builtin_dlls[i].descr;
return builtin_dlls[i].header;
}
}
}
@ -187,14 +189,14 @@ static const BUILTIN16_DESCRIPTOR *find_dll_descr( const char *dllname, const ch
*
* Register a built-in DLL descriptor.
*/
void __wine_dll_register_16( const BUILTIN16_DESCRIPTOR *descr, const char *file_name )
void __wine_dll_register_16( const IMAGE_DOS_HEADER *header, const char *file_name )
{
int i;
for (i = 0; i < MAX_DLLS; i++)
{
if (builtin_dlls[i].descr) continue;
builtin_dlls[i].descr = descr;
if (builtin_dlls[i].header) continue;
builtin_dlls[i].header = header;
builtin_dlls[i].file_name = file_name;
break;
}
@ -207,14 +209,14 @@ void __wine_dll_register_16( const BUILTIN16_DESCRIPTOR *descr, const char *file
*
* Unregister a built-in DLL descriptor.
*/
void __wine_dll_unregister_16( const BUILTIN16_DESCRIPTOR *descr )
void __wine_dll_unregister_16( const IMAGE_DOS_HEADER *header )
{
int i;
for (i = 0; i < MAX_DLLS; i++)
{
if (builtin_dlls[i].descr != descr) continue;
builtin_dlls[i].descr = NULL;
if (builtin_dlls[i].header != header) continue;
builtin_dlls[i].header = NULL;
break;
}
}
@ -893,9 +895,8 @@ static BOOL NE_LoadDLLs( NE_MODULE *pModule )
*
* Load first instance of NE module from file.
*
* pModule must point to a module structure prepared by build_module_data.
* pModule must point to a module structure prepared by build_module.
* This routine must never be called twice on a module.
*
*/
static HINSTANCE16 NE_DoLoadModule( NE_MODULE *pModule )
{
@ -992,53 +993,42 @@ static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only )
*
* Load a built-in Win16 module. Helper function for NE_LoadBuiltinModule.
*/
static HMODULE16 NE_DoLoadBuiltinModule( const BUILTIN16_DESCRIPTOR *descr, const char *file_name )
static HMODULE16 NE_DoLoadBuiltinModule( const IMAGE_DOS_HEADER *mz_header, const char *file_name )
{
NE_MODULE *pModule;
HMODULE16 hModule;
SEGTABLEENTRY *pSegTable;
const IMAGE_DOS_HEADER *mz_header;
HINSTANCE16 hInstance;
OSVERSIONINFOW versionInfo;
const IMAGE_OS2_HEADER *ne_header;
SIZE_T mapping_size;
SIZE_T mapping_size = ~0UL; /* assume builtins don't contain invalid offsets... */
mz_header = descr->module;
ne_header = (const IMAGE_OS2_HEADER *)((const BYTE *)mz_header + mz_header->e_lfanew);
mapping_size = ne_header->ne_psegrefbytes << ne_header->ne_align;
hModule = build_module( descr->module, mapping_size, file_name );
hModule = build_module( mz_header, mapping_size, file_name );
if (hModule < 32) return hModule;
pModule = GlobalLock16( hModule );
pModule->ne_flags |= NE_FFLAGS_BUILTIN;
pModule->count = 1;
/* Allocate the code segment */
/* fake the expected version the module should have according to the current Windows version */
versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
if (GetVersionExW( &versionInfo ))
pModule->ne_expver = MAKEWORD( versionInfo.dwMinorVersion, versionInfo.dwMajorVersion );
pSegTable = NE_SEG_TABLE( pModule );
pSegTable->hSeg = GLOBAL_CreateBlock( GMEM_FIXED, descr->code_start,
pSegTable->minsize, hModule,
WINE_LDT_FLAGS_CODE|WINE_LDT_FLAGS_32BIT );
if (!pSegTable->hSeg) return ERROR_NOT_ENOUGH_MEMORY;
patch_code_segment( descr->code_start );
pSegTable->flags |= NE_SEGFLAGS_ALLOCATED | NE_SEGFLAGS_LOADED;
pSegTable++;
hInstance = NE_DoLoadModule( pModule );
if (hInstance < 32) NE_FreeModule( hModule, 0 );
/* Allocate the data segment */
if (!NE_CreateSegment( pModule, 2 )) return ERROR_NOT_ENOUGH_MEMORY;
pModule->dgroup_entry = (char *)pSegTable - (char *)pModule;
memcpy( GlobalLock16( pSegTable->hSeg ),
(const char *)descr->module + (pSegTable->filepos << pModule->ne_align),
pSegTable->minsize);
pSegTable->flags |= NE_SEGFLAGS_LOADED;
NE_InitResourceHandler( hModule );
if (pModule->ne_heap)
{
unsigned int size = pSegTable->minsize + pModule->ne_heap;
SEGTABLEENTRY *pSeg = NE_SEG_TABLE( pModule ) + pModule->ne_autodata - 1;
unsigned int size = pSeg->minsize + pModule->ne_heap;
if (size > 0xfffe) size = 0xfffe;
LocalInit16( GlobalHandleToSel16(pSegTable->hSeg), pSegTable->minsize, size );
LocalInit16( GlobalHandleToSel16(pSeg->hSeg), pSeg->minsize, size );
}
NE_InitResourceHandler( hModule );
return hModule;
patch_code_segment( pModule );
return hInstance;
}
@ -1053,8 +1043,9 @@ static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_
{
HINSTANCE16 hinst = 2;
HMODULE16 hModule;
HMODULE mod32 = 0;
NE_MODULE *pModule;
const BUILTIN16_DESCRIPTOR *descr = NULL;
const IMAGE_DOS_HEADER *descr = NULL;
const char *file_name = NULL;
char dllname[20], owner[20], *p;
const char *basename;
@ -1076,7 +1067,7 @@ static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_
if (wine_dll_get_owner( dllname, owner, sizeof(owner), &owner_exists ) != -1)
{
HMODULE mod32 = LoadLibraryA( owner );
mod32 = LoadLibraryA( owner );
if (mod32)
{
if (!(descr = find_dll_descr( dllname, &file_name )))
@ -1091,6 +1082,7 @@ static HINSTANCE16 MODULE_LoadModule16( LPCSTR libname, BOOL implicit, BOOL lib_
TRACE( "module %s already loaded by owner\n", libname );
pModule = NE_GetPtr( hModule );
if (pModule) pModule->count++;
FreeLibrary( mod32 );
return hModule;
}
}
@ -1626,22 +1618,6 @@ WORD WINAPI GetExpWinVer16( HMODULE16 hModule )
{
NE_MODULE *pModule = NE_GetPtr( hModule );
if ( !pModule ) return 0;
/*
* For built-in modules, fake the expected version the module should
* have according to the Windows version emulated by Wine
*/
if ( !pModule->ne_expver )
{
OSVERSIONINFOA versionInfo;
versionInfo.dwOSVersionInfoSize = sizeof(versionInfo);
if ( GetVersionExA( &versionInfo ) )
pModule->ne_expver =
(versionInfo.dwMajorVersion & 0xff) << 8
| (versionInfo.dwMinorVersion & 0xff);
}
return pModule->ne_expver;
}

View File

@ -204,47 +204,6 @@ typedef struct _STACK16FRAME
WORD cs; /* 2e */
} STACK16FRAME;
#ifdef __i386__
typedef struct
{
WORD pushw_bp; /* pushw %bp */
BYTE pushl; /* pushl $target */
void (*target)();
WORD call; /* call CALLFROM16 */
short callfrom16;
} ENTRYPOINT16;
typedef struct
{
BYTE pushl; /* pushl $relay */
void *relay;
BYTE lcall; /* lcall __FLATCS__:glue */
void *glue;
WORD flatcs;
WORD lret; /* lret $nArgs */
WORD nArgs;
DWORD arg_types[2]; /* type of each argument */
} CALLFROM16;
#else /* __i386__ */
typedef struct
{
void (*target)();
WORD call; /* call CALLFROM16 */
short callfrom16;
} ENTRYPOINT16;
typedef struct
{
WORD lret; /* lret $nArgs */
WORD nArgs;
DWORD arg_types[2]; /* type of each argument */
} CALLFROM16;
#endif
/* argument type flags for relay debugging */
enum arg_types
{

View File

@ -74,34 +74,6 @@ static void output_file_header( FILE *outfile )
}
/*******************************************************************
* StoreVariableCode
*
* Store a list of ints into a byte array.
*/
static int StoreVariableCode( unsigned char *buffer, int size, ORDDEF *odp )
{
int i;
switch(size)
{
case 1:
for (i = 0; i < odp->u.var.n_values; i++)
buffer[i] = odp->u.var.values[i];
break;
case 2:
for (i = 0; i < odp->u.var.n_values; i++)
((unsigned short *)buffer)[i] = odp->u.var.values[i];
break;
case 4:
for (i = 0; i < odp->u.var.n_values; i++)
((unsigned int *)buffer)[i] = odp->u.var.values[i];
break;
}
return odp->u.var.n_values * size;
}
/*******************************************************************
* output_entry_table
*/
@ -195,244 +167,6 @@ static void output_bytes( FILE *outfile, const void *buffer, unsigned int size )
}
/*******************************************************************
* output_module_data
*
* Output the 16-bit NE module structure.
*/
static void output_module_data( FILE *outfile, int max_code_offset, const void *data_segment,
unsigned int data_size, DLLSPEC *spec )
{
unsigned char *resdir_buffer, *resdata_buffer, *et_buffer;
unsigned char string[256];
int i;
unsigned int ne_offset, segtable_offset, impnames_offset, data_offset;
unsigned int resnames_offset, resnames_size;
unsigned int resdir_size, resdir_offset;
unsigned int resdata_size, resdata_offset, resdata_align;
unsigned int et_size, et_offset;
/* DOS header */
fprintf( outfile, "static const struct module_data\n{\n" );
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short e_magic;\n" );
fprintf( outfile, " unsigned short e_cblp;\n" );
fprintf( outfile, " unsigned short e_cp;\n" );
fprintf( outfile, " unsigned short e_crlc;\n" );
fprintf( outfile, " unsigned short e_cparhdr;\n" );
fprintf( outfile, " unsigned short e_minalloc;\n" );
fprintf( outfile, " unsigned short e_maxalloc;\n" );
fprintf( outfile, " unsigned short e_ss;\n" );
fprintf( outfile, " unsigned short e_sp;\n" );
fprintf( outfile, " unsigned short e_csum;\n" );
fprintf( outfile, " unsigned short e_ip;\n" );
fprintf( outfile, " unsigned short e_cs;\n" );
fprintf( outfile, " unsigned short e_lfarlc;\n" );
fprintf( outfile, " unsigned short e_ovno;\n" );
fprintf( outfile, " unsigned short e_res[4];\n" );
fprintf( outfile, " unsigned short e_oemid;\n" );
fprintf( outfile, " unsigned short e_oeminfo;\n" );
fprintf( outfile, " unsigned short e_res2[10];\n" );
fprintf( outfile, " unsigned int e_lfanew;\n" );
fprintf( outfile, " } dos_header;\n" );
/* NE header */
ne_offset = 64;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short ne_magic;\n" );
fprintf( outfile, " unsigned char ne_ver;\n" );
fprintf( outfile, " unsigned char ne_rev;\n" );
fprintf( outfile, " unsigned short ne_enttab;\n" );
fprintf( outfile, " unsigned short ne_cbenttab;\n" );
fprintf( outfile, " int ne_crc;\n" );
fprintf( outfile, " unsigned short ne_flags;\n" );
fprintf( outfile, " unsigned short ne_autodata;\n" );
fprintf( outfile, " unsigned short ne_heap;\n" );
fprintf( outfile, " unsigned short ne_stack;\n" );
fprintf( outfile, " unsigned int ne_csip;\n" );
fprintf( outfile, " unsigned int ne_sssp;\n" );
fprintf( outfile, " unsigned short ne_cseg;\n" );
fprintf( outfile, " unsigned short ne_cmod;\n" );
fprintf( outfile, " unsigned short ne_cbnrestab;\n" );
fprintf( outfile, " unsigned short ne_segtab;\n" );
fprintf( outfile, " unsigned short ne_rsrctab;\n" );
fprintf( outfile, " unsigned short ne_restab;\n" );
fprintf( outfile, " unsigned short ne_modtab;\n" );
fprintf( outfile, " unsigned short ne_imptab;\n" );
fprintf( outfile, " unsigned int ne_nrestab;\n" );
fprintf( outfile, " unsigned short ne_cmovent;\n" );
fprintf( outfile, " unsigned short ne_align;\n" );
fprintf( outfile, " unsigned short ne_cres;\n" );
fprintf( outfile, " unsigned char ne_exetyp;\n" );
fprintf( outfile, " unsigned char ne_flagsothers;\n" );
fprintf( outfile, " unsigned short ne_pretthunks;\n" );
fprintf( outfile, " unsigned short ne_psegrefbytes;\n" );
fprintf( outfile, " unsigned short ne_swaparea;\n" );
fprintf( outfile, " unsigned short ne_expver;\n" );
fprintf( outfile, " } os2_header;\n" );
/* segment table */
segtable_offset = 64;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short filepos;\n" );
fprintf( outfile, " unsigned short size;\n" );
fprintf( outfile, " unsigned short flags;\n" );
fprintf( outfile, " unsigned short minsize;\n" );
fprintf( outfile, " } segtable[2];\n" );
/* resource directory */
resdir_offset = segtable_offset + 2 * 8;
resdir_size = get_res16_directory_size( spec );
fprintf( outfile, " unsigned char resdir[%d];\n", resdir_size );
/* resident names table */
resnames_offset = resdir_offset + resdir_size;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " struct { unsigned char len; char name[%d]; unsigned short ord; } name_0;\n",
strlen( spec->dll_name ) );
resnames_size = 3 + strlen( spec->dll_name );
for (i = 1; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (!odp || !odp->name[0]) continue;
fprintf( outfile, " struct { unsigned char len; char name[%d]; unsigned short ord; } name_%d;\n",
strlen(odp->name), i );
resnames_size += 3 + strlen( odp->name );
}
fprintf( outfile, " unsigned char name_last[%d];\n", 2 - (resnames_size & 1) );
resnames_size = (resnames_size + 2) & ~1;
fprintf( outfile, " } resnames;\n" );
/* imported names table */
impnames_offset = resnames_offset + resnames_size;
fprintf( outfile, " unsigned char impnames[2];\n" );
/* entry table */
et_offset = impnames_offset + 2;
et_size = output_entry_table( &et_buffer, spec );
fprintf( outfile, " unsigned char entry_table[%d];\n", et_size );
/* data segment */
data_offset = et_offset + et_size;
fprintf( outfile, " unsigned char data_segment[%d];\n", data_size );
if (data_offset + data_size >= 0x10000)
fatal_error( "Not supported yet: 16-bit module data larger than 64K\n" );
/* resource data */
resdata_offset = ne_offset + data_offset + data_size;
for (resdata_align = 0; resdata_align < 16; resdata_align++)
{
unsigned int size = get_res16_data_size( spec, resdata_offset, resdata_align );
if ((resdata_offset + size) >> resdata_align <= 0xffff) break;
}
output_res16_directory( &resdir_buffer, spec, resdata_offset, resdata_align );
resdata_size = output_res16_data( &resdata_buffer, spec, resdata_offset, resdata_align );
if (resdata_size) fprintf( outfile, " unsigned char resources[%d];\n", resdata_size );
/* DOS header */
fprintf( outfile, "} module =\n{\n {\n" );
fprintf( outfile, " 0x%04x,\n", IMAGE_DOS_SIGNATURE ); /* e_magic */
fprintf( outfile, " 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,\n" );
fprintf( outfile, " { 0, 0, 0, 0, }, 0, 0,\n" );
fprintf( outfile, " { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },\n" );
fprintf( outfile, " sizeof(module.dos_header)\n" ); /* e_lfanew */
/* NE header */
fprintf( outfile, " },\n {\n" );
fprintf( outfile, " 0x%04x,\n", IMAGE_OS2_SIGNATURE ); /* ne_magic */
fprintf( outfile, " 0, 0,\n" );
fprintf( outfile, " %d,\n", et_offset ); /* ne_enttab */
fprintf( outfile, " sizeof(module.entry_table),\n" ); /* ne_cbenttab */
fprintf( outfile, " 0,\n" ); /* ne_crc */
fprintf( outfile, " 0x%04x,\n", /* ne_flags */
NE_FFLAGS_SINGLEDATA | NE_FFLAGS_LIBMODULE );
fprintf( outfile, " 2,\n" ); /* ne_autodata */
fprintf( outfile, " %d,\n", spec->heap_size ); /* ne_heap */
fprintf( outfile, " 0, 0, 0,\n" );
fprintf( outfile, " 2,\n" ); /* ne_cseg */
fprintf( outfile, " 0,\n" ); /* ne_cmod */
fprintf( outfile, " 0,\n" ); /* ne_cbnrestab */
fprintf( outfile, " %d,\n", segtable_offset ); /* ne_segtab */
fprintf( outfile, " %d,\n", resdir_offset ); /* ne_rsrctab */
fprintf( outfile, " %d,\n", resnames_offset ); /* ne_restab */
fprintf( outfile, " %d,\n", impnames_offset ); /* ne_modtab */
fprintf( outfile, " %d,\n", impnames_offset ); /* ne_imptab */
fprintf( outfile, " 0,\n" ); /* ne_nrestab */
fprintf( outfile, " 0,\n" ); /* ne_cmovent */
fprintf( outfile, " 0,\n" ); /* ne_align */
fprintf( outfile, " 0,\n" ); /* ne_cres */
fprintf( outfile, " 0x%04x,\n", NE_OSFLAGS_WINDOWS ); /* ne_exetyp */
fprintf( outfile, " 0x%04x,\n", NE_AFLAGS_FASTLOAD ); /* ne_flagsothers */
fprintf( outfile, " 0,\n" ); /* ne_pretthunks */
fprintf( outfile, " sizeof(module),\n" ); /* ne_psegrefbytes */
fprintf( outfile, " 0,\n" ); /* ne_swaparea */
fprintf( outfile, " 0\n" ); /* ne_expver */
fprintf( outfile, " },\n" );
/* segment table */
fprintf( outfile, " {\n" );
fprintf( outfile, " { 0, %d, 0x%04x, %d },\n",
max_code_offset, NE_SEGFLAGS_32BIT, max_code_offset );
fprintf( outfile, " { %d, %d, 0x%04x, %d },\n",
data_offset, data_size, NE_SEGFLAGS_DATA, data_size );
fprintf( outfile, " },\n" );
/* resource directory */
output_bytes( outfile, resdir_buffer, resdir_size );
free( resdir_buffer );
/* resident names table */
fprintf( outfile, " {\n" );
strcpy( string, spec->dll_name );
fprintf( outfile, " { %d, \"%s\", 0 },\n", strlen(string), strupper(string) );
for (i = 1; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (!odp || !odp->name[0]) continue;
strcpy( string, odp->name );
fprintf( outfile, " { %d, \"%s\", %d },\n", strlen(string), strupper(string), i );
}
fprintf( outfile, " { 0 }\n },\n" );
/* imported names table */
fprintf( outfile, " { 0, 0 },\n" );
/* entry table */
output_bytes( outfile, et_buffer, et_size );
free( et_buffer );
/* data_segment */
output_bytes( outfile, data_segment, data_size );
/* resource data */
if (resdata_size)
{
output_bytes( outfile, resdata_buffer, resdata_size );
free( resdata_buffer );
}
fprintf( outfile, "};\n" );
}
#ifdef __i386__
/*******************************************************************
* BuildCallFrom16Func
@ -671,8 +405,17 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
{
ORDDEF **type, **typelist;
int i, nFuncs, nTypes;
int code_offset, data_offset;
unsigned char *data;
unsigned char *resdir_buffer, *resdata_buffer, *et_buffer, *data_buffer;
unsigned char string[256];
unsigned int ne_offset, segtable_offset, impnames_offset;
unsigned int entrypoint_size, callfrom_size;
unsigned int code_size, code_offset;
unsigned int data_size, data_offset;
unsigned int resnames_size, resnames_offset;
unsigned int resdir_size, resdir_offset;
unsigned int resdata_size, resdata_offset, resdata_align;
unsigned int et_size, et_offset;
char constructor[100], destructor[100];
#ifdef __i386__
unsigned short code_selector = get_cs();
@ -686,9 +429,9 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
fprintf( outfile, "extern void __wine_call_from_16_regs();\n" );
fprintf( outfile, "extern void __wine_call_from_16_thunk();\n" );
data = (unsigned char *)xmalloc( 0x10000 );
memset( data, 0, 16 );
data_offset = 16;
data_buffer = xmalloc( 0x10000 );
memset( data_buffer, 0, 16 );
data_size = 16;
if (!spec->dll_name) /* set default name from file name */
{
@ -741,7 +484,16 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
}
#endif
/* Output the DLL functions prototypes */
/* compute code and data sizes, set offsets, and output prototypes */
#ifdef __i386__
entrypoint_size = 2 + 5 + 4; /* pushw bp + pushl target + call */
callfrom_size = 5 + 7 + 4 + 8; /* pushl relay + lcall cs:glue + lret n + args */
#else
entrypoint_size = 4 + 4; /* target + call */
callfrom_size = 4 + 8; /* lret n + args */
#endif
code_size = nTypes * callfrom_size;
for (i = 0; i <= spec->limit; i++)
{
@ -749,20 +501,143 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
if (!odp) continue;
switch (odp->type)
{
case TYPE_ABS:
odp->offset = LOWORD(odp->u.abs.value);
break;
case TYPE_VARIABLE:
odp->offset = data_size;
memcpy( data_buffer + data_size, odp->u.var.values, odp->u.var.n_values * sizeof(int) );
data_size += odp->u.var.n_values * sizeof(int);
break;
case TYPE_CDECL:
case TYPE_PASCAL:
case TYPE_VARARGS:
fprintf( outfile, "extern void %s();\n", odp->link_name );
/* fall through */
case TYPE_STUB:
odp->offset = code_size;
code_size += entrypoint_size;
break;
default:
assert(0);
break;
}
}
data_buffer = xrealloc( data_buffer, data_size ); /* free unneeded data */
/* Output code segment */
/* Output the module structure */
/* DOS header */
fprintf( outfile, "\n#include \"pshpack1.h\"\n" );
fprintf( outfile, "\nstatic struct code_segment\n{\n" );
fprintf( outfile, "static const struct module_data\n{\n" );
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short e_magic;\n" );
fprintf( outfile, " unsigned short e_cblp;\n" );
fprintf( outfile, " unsigned short e_cp;\n" );
fprintf( outfile, " unsigned short e_crlc;\n" );
fprintf( outfile, " unsigned short e_cparhdr;\n" );
fprintf( outfile, " unsigned short e_minalloc;\n" );
fprintf( outfile, " unsigned short e_maxalloc;\n" );
fprintf( outfile, " unsigned short e_ss;\n" );
fprintf( outfile, " unsigned short e_sp;\n" );
fprintf( outfile, " unsigned short e_csum;\n" );
fprintf( outfile, " unsigned short e_ip;\n" );
fprintf( outfile, " unsigned short e_cs;\n" );
fprintf( outfile, " unsigned short e_lfarlc;\n" );
fprintf( outfile, " unsigned short e_ovno;\n" );
fprintf( outfile, " unsigned short e_res[4];\n" );
fprintf( outfile, " unsigned short e_oemid;\n" );
fprintf( outfile, " unsigned short e_oeminfo;\n" );
fprintf( outfile, " unsigned short e_res2[10];\n" );
fprintf( outfile, " unsigned int e_lfanew;\n" );
fprintf( outfile, " } dos_header;\n" );
/* NE header */
ne_offset = 64;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short ne_magic;\n" );
fprintf( outfile, " unsigned char ne_ver;\n" );
fprintf( outfile, " unsigned char ne_rev;\n" );
fprintf( outfile, " unsigned short ne_enttab;\n" );
fprintf( outfile, " unsigned short ne_cbenttab;\n" );
fprintf( outfile, " int ne_crc;\n" );
fprintf( outfile, " unsigned short ne_flags;\n" );
fprintf( outfile, " unsigned short ne_autodata;\n" );
fprintf( outfile, " unsigned short ne_heap;\n" );
fprintf( outfile, " unsigned short ne_stack;\n" );
fprintf( outfile, " unsigned int ne_csip;\n" );
fprintf( outfile, " unsigned int ne_sssp;\n" );
fprintf( outfile, " unsigned short ne_cseg;\n" );
fprintf( outfile, " unsigned short ne_cmod;\n" );
fprintf( outfile, " unsigned short ne_cbnrestab;\n" );
fprintf( outfile, " unsigned short ne_segtab;\n" );
fprintf( outfile, " unsigned short ne_rsrctab;\n" );
fprintf( outfile, " unsigned short ne_restab;\n" );
fprintf( outfile, " unsigned short ne_modtab;\n" );
fprintf( outfile, " unsigned short ne_imptab;\n" );
fprintf( outfile, " unsigned int ne_nrestab;\n" );
fprintf( outfile, " unsigned short ne_cmovent;\n" );
fprintf( outfile, " unsigned short ne_align;\n" );
fprintf( outfile, " unsigned short ne_cres;\n" );
fprintf( outfile, " unsigned char ne_exetyp;\n" );
fprintf( outfile, " unsigned char ne_flagsothers;\n" );
fprintf( outfile, " unsigned short ne_pretthunks;\n" );
fprintf( outfile, " unsigned short ne_psegrefbytes;\n" );
fprintf( outfile, " unsigned short ne_swaparea;\n" );
fprintf( outfile, " unsigned short ne_expver;\n" );
fprintf( outfile, " } os2_header;\n" );
/* segment table */
segtable_offset = 64;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " unsigned short filepos;\n" );
fprintf( outfile, " unsigned short size;\n" );
fprintf( outfile, " unsigned short flags;\n" );
fprintf( outfile, " unsigned short minsize;\n" );
fprintf( outfile, " } segtable[2];\n" );
/* resource directory */
resdir_offset = segtable_offset + 2 * 8;
resdir_size = get_res16_directory_size( spec );
fprintf( outfile, " unsigned char resdir[%d];\n", resdir_size );
/* resident names table */
resnames_offset = resdir_offset + resdir_size;
fprintf( outfile, " struct\n {\n" );
fprintf( outfile, " struct { unsigned char len; char name[%d]; unsigned short ord; } name_0;\n",
strlen( spec->dll_name ) );
resnames_size = 3 + strlen( spec->dll_name );
for (i = 1; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (!odp || !odp->name[0]) continue;
fprintf( outfile, " struct { unsigned char len; char name[%d]; unsigned short ord; } name_%d;\n",
strlen(odp->name), i );
resnames_size += 3 + strlen( odp->name );
}
fprintf( outfile, " unsigned char name_last[%d];\n", 2 - (resnames_size & 1) );
resnames_size = (resnames_size + 2) & ~1;
fprintf( outfile, " } resnames;\n" );
/* imported names table */
impnames_offset = resnames_offset + resnames_size;
fprintf( outfile, " unsigned char impnames[2];\n" );
/* entry table */
et_offset = impnames_offset + 2;
et_size = output_entry_table( &et_buffer, spec );
fprintf( outfile, " unsigned char entry_table[%d];\n", et_size );
/* code segment */
code_offset = et_offset + et_size;
fprintf( outfile, " struct {\n" );
#ifdef __i386__
fprintf( outfile, " unsigned char pushl;\n" ); /* pushl $relay */
@ -784,10 +659,110 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
fprintf( outfile, " unsigned short call;\n" ); /* call CALLFROM16 */
fprintf( outfile, " short callfrom16;\n" );
fprintf( outfile, " } entry[%d];\n", nFuncs );
fprintf( outfile, "} code_segment =\n{\n {\n" );
code_offset = 0;
/* data segment */
data_offset = code_offset + code_size;
fprintf( outfile, " unsigned char data_segment[%d];\n", data_size );
if (data_offset + data_size >= 0x10000)
fatal_error( "Not supported yet: 16-bit module data larger than 64K\n" );
/* resource data */
resdata_offset = ne_offset + data_offset + data_size;
for (resdata_align = 0; resdata_align < 16; resdata_align++)
{
unsigned int size = get_res16_data_size( spec, resdata_offset, resdata_align );
if ((resdata_offset + size) >> resdata_align <= 0xffff) break;
}
output_res16_directory( &resdir_buffer, spec, resdata_offset, resdata_align );
resdata_size = output_res16_data( &resdata_buffer, spec, resdata_offset, resdata_align );
if (resdata_size) fprintf( outfile, " unsigned char resources[%d];\n", resdata_size );
/* Output the module data */
/* DOS header */
fprintf( outfile, "} module =\n{\n {\n" );
fprintf( outfile, " 0x%04x,\n", IMAGE_DOS_SIGNATURE ); /* e_magic */
fprintf( outfile, " 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,\n" );
fprintf( outfile, " { 0, 0, 0, 0, }, 0, 0,\n" );
fprintf( outfile, " { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },\n" );
fprintf( outfile, " sizeof(module.dos_header)\n" ); /* e_lfanew */
/* NE header */
fprintf( outfile, " },\n {\n" );
fprintf( outfile, " 0x%04x,\n", IMAGE_OS2_SIGNATURE ); /* ne_magic */
fprintf( outfile, " 0, 0,\n" );
fprintf( outfile, " %d,\n", et_offset ); /* ne_enttab */
fprintf( outfile, " sizeof(module.entry_table),\n" ); /* ne_cbenttab */
fprintf( outfile, " 0,\n" ); /* ne_crc */
fprintf( outfile, " 0x%04x,\n", /* ne_flags */
NE_FFLAGS_SINGLEDATA | NE_FFLAGS_LIBMODULE );
fprintf( outfile, " 2,\n" ); /* ne_autodata */
fprintf( outfile, " %d,\n", spec->heap_size ); /* ne_heap */
fprintf( outfile, " 0, 0, 0,\n" );
fprintf( outfile, " 2,\n" ); /* ne_cseg */
fprintf( outfile, " 0,\n" ); /* ne_cmod */
fprintf( outfile, " 0,\n" ); /* ne_cbnrestab */
fprintf( outfile, " %d,\n", segtable_offset ); /* ne_segtab */
fprintf( outfile, " %d,\n", resdir_offset ); /* ne_rsrctab */
fprintf( outfile, " %d,\n", resnames_offset ); /* ne_restab */
fprintf( outfile, " %d,\n", impnames_offset ); /* ne_modtab */
fprintf( outfile, " %d,\n", impnames_offset ); /* ne_imptab */
fprintf( outfile, " 0,\n" ); /* ne_nrestab */
fprintf( outfile, " 0,\n" ); /* ne_cmovent */
fprintf( outfile, " 0,\n" ); /* ne_align */
fprintf( outfile, " 0,\n" ); /* ne_cres */
fprintf( outfile, " 0x%04x,\n", NE_OSFLAGS_WINDOWS ); /* ne_exetyp */
fprintf( outfile, " 0x%04x,\n", NE_AFLAGS_FASTLOAD ); /* ne_flagsothers */
fprintf( outfile, " 0,\n" ); /* ne_pretthunks */
fprintf( outfile, " 0,\n" ); /* ne_psegrefbytes */
fprintf( outfile, " 0,\n" ); /* ne_swaparea */
fprintf( outfile, " 0\n" ); /* ne_expver */
fprintf( outfile, " },\n" );
/* segment table */
fprintf( outfile, " {\n" );
fprintf( outfile, " { %d, %d, 0x%04x, %d },\n",
ne_offset + code_offset, code_size, NE_SEGFLAGS_32BIT, code_size );
fprintf( outfile, " { %d, %d, 0x%04x, %d },\n",
ne_offset + data_offset, data_size, NE_SEGFLAGS_DATA, data_size );
fprintf( outfile, " },\n" );
/* resource directory */
output_bytes( outfile, resdir_buffer, resdir_size );
free( resdir_buffer );
/* resident names table */
fprintf( outfile, " {\n" );
strcpy( string, spec->dll_name );
fprintf( outfile, " { %d, \"%s\", 0 },\n", strlen(string), strupper(string) );
for (i = 1; i <= spec->limit; i++)
{
ORDDEF *odp = spec->ordinals[i];
if (!odp || !odp->name[0]) continue;
strcpy( string, odp->name );
fprintf( outfile, " { %d, \"%s\", %d },\n", strlen(string), strupper(string), i );
}
fprintf( outfile, " { 0 }\n },\n" );
/* imported names table */
fprintf( outfile, " { 0, 0 },\n" );
/* entry table */
output_bytes( outfile, et_buffer, et_size );
free( et_buffer );
/* code segment */
fprintf( outfile, " {\n" );
for ( i = 0; i < nTypes; i++ )
{
char profile[101], *arg;
@ -849,7 +824,6 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
fprintf( outfile, " { 0xcb66, 0x9090, { 0x%08x, 0x%08x } },\n",
arg_types[0], arg_types[1] );
#endif
code_offset += sizeof(CALLFROM16);
}
fprintf( outfile, " },\n {\n" );
@ -859,15 +833,6 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
if (!odp) continue;
switch (odp->type)
{
case TYPE_ABS:
odp->offset = LOWORD(odp->u.abs.value);
break;
case TYPE_VARIABLE:
odp->offset = data_offset;
data_offset += StoreVariableCode( data + data_offset, 4, odp);
break;
case TYPE_CDECL:
case TYPE_PASCAL:
case TYPE_VARARGS:
@ -876,45 +841,38 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
assert( type );
fprintf( outfile, " /* %s.%d */ ", spec->dll_name, i );
fprintf( outfile,
#ifdef __i386__
fprintf( outfile, "{ 0x5566, 0x68, %s, 0xe866, %d /* %s */ },\n",
"{ 0x5566, 0x68, %s, 0xe866, %d /* %s */ },\n",
#else
fprintf( outfile, "{ %s, 0xe866, %d, /* %s */ },\n",
"{ %s, 0xe866, %d, /* %s */ },\n",
#endif
odp->link_name,
(type-typelist)*sizeof(CALLFROM16) -
(code_offset + sizeof(ENTRYPOINT16)),
(type - typelist) * callfrom_size - (odp->offset + entrypoint_size),
get_function_name( odp ) );
odp->offset = code_offset;
code_offset += sizeof(ENTRYPOINT16);
break;
default:
fprintf(stderr,"build: function type %d not available for Win16\n",
odp->type);
exit(1);
break;
}
}
fprintf( outfile, " },\n" );
fprintf( outfile, " }\n};\n" );
/* Build the module */
/* data_segment */
output_module_data( outfile, code_offset, data, data_offset, spec );
output_bytes( outfile, data_buffer, data_size );
free( data_buffer );
/* Output the DLL descriptor */
/* resource data */
fprintf( outfile, "#include \"poppack.h\"\n\n" );
if (resdata_size)
{
output_bytes( outfile, resdata_buffer, resdata_size );
free( resdata_buffer );
}
fprintf( outfile, "static const struct dll_descriptor\n{\n" );
fprintf( outfile, " const struct module_data *module;\n" );
fprintf( outfile, " struct code_segment *code_start;\n" );
fprintf( outfile, " const unsigned char *rsrc;\n" );
fprintf( outfile, "} descriptor =\n{\n" );
fprintf( outfile, " &module,\n" );
fprintf( outfile, " &code_segment\n" );
fprintf( outfile, "};\n" );
fprintf( outfile, "#include \"poppack.h\"\n\n" );
/* Output the DLL constructor */
@ -925,13 +883,13 @@ void BuildSpec16File( FILE *outfile, DLLSPEC *spec )
fprintf( outfile,
"void %s(void)\n"
"{\n"
" extern void __wine_dll_register_16( const struct dll_descriptor *descr, const char *file_name );\n"
" __wine_dll_register_16( &descriptor, \"%s\" );\n"
" extern void __wine_dll_register_16( const struct module_data *, const char * );\n"
" __wine_dll_register_16( &module, \"%s\" );\n"
"}\n", constructor, spec->file_name );
fprintf( outfile,
"void %s(void)\n"
"{\n"
" extern void __wine_dll_unregister_16( const struct dll_descriptor *descr );\n"
" __wine_dll_unregister_16( &descriptor );\n"
" extern void __wine_dll_unregister_16( const struct module_data * );\n"
" __wine_dll_unregister_16( &module );\n"
"}\n", destructor );
}