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Use the exported IMAGE_OS2_HEADER to generate the module header in the 

spec file, and moved the NE_MODULE structure definition to
kernel16_private.h.
This commit is contained in:
Alexandre Julliard 2005-05-17 10:21:29 +00:00
parent 0c2671c6fc
commit e8a23c9572
4 changed files with 83 additions and 95 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

43
dlls/kernel/kernel16_private.h
View File

@ -28,6 +28,49 @@
#include "pshpack1.h"
/* In-memory module structure. See 'Windows Internals' p. 219 */
typedef struct _NE_MODULE
{
WORD magic; /* 00 'NE' signature */
WORD count; /* 02 Usage count */
WORD entry_table; /* 04 Near ptr to entry table */
HMODULE16 next; /* 06 Selector to next module */
WORD dgroup_entry; /* 08 Near ptr to segment entry for DGROUP */
WORD fileinfo; /* 0a Near ptr to file info (OFSTRUCT) */
WORD flags; /* 0c Module flags */
WORD dgroup; /* 0e Logical segment for DGROUP */
WORD heap_size; /* 10 Initial heap size */
WORD stack_size; /* 12 Initial stack size */
WORD ip; /* 14 Initial ip */
WORD cs; /* 16 Initial cs (logical segment) */
WORD sp; /* 18 Initial stack pointer */
WORD ss; /* 1a Initial ss (logical segment) */
WORD seg_count; /* 1c Number of segments in segment table */
WORD modref_count; /* 1e Number of module references */
WORD nrname_size; /* 20 Size of non-resident names table */
WORD seg_table; /* 22 Near ptr to segment table */
WORD res_table; /* 24 Near ptr to resource table */
WORD name_table; /* 26 Near ptr to resident names table */
WORD modref_table; /* 28 Near ptr to module reference table */
WORD import_table; /* 2a Near ptr to imported names table */
DWORD nrname_fpos; /* 2c File offset of non-resident names table */
WORD moveable_entries; /* 30 Number of moveable entries in entry table*/
WORD alignment; /* 32 Alignment shift count */
WORD truetype; /* 34 Set to 2 if TrueType font */
BYTE os_flags; /* 36 Operating system flags */
BYTE misc_flags; /* 37 Misc. flags */
HANDLE16 dlls_to_init; /* 38 List of DLLs to initialize */
HANDLE16 nrname_handle; /* 3a Handle to non-resident name table */
WORD min_swap_area; /* 3c Min. swap area size */
WORD expected_version; /* 3e Expected Windows version */
/* From here, these are extra fields not present in normal Windows */
HMODULE module32; /* 40 PE module handle for Win32 modules */
HMODULE16 self; /* 44 Handle for this module */
WORD self_loading_sel; /* 46 Selector used for self-loading apps. */
LPVOID hRsrcMap; /* 48 HRSRC 16->32 map (for 32-bit modules) */
HANDLE fd; /* 4c handle to the binary file */
} NE_MODULE;
/* this structure is always located at offset 0 of the DGROUP segment */
typedef struct
{

23
dlls/kernel/ne_module.c
View File

@ -160,9 +160,9 @@ static const BUILTIN16_DESCRIPTOR *find_dll_descr( const char *dllname )
const BUILTIN16_DESCRIPTOR *descr = builtin_dlls[i];
if (descr)
{
NE_MODULE *pModule = (NE_MODULE *)descr->module_start;
OFSTRUCT *pOfs = (OFSTRUCT *)((LPBYTE)pModule + pModule->fileinfo);
BYTE *name_table = (BYTE *)pModule + pModule->name_table;
IMAGE_OS2_HEADER *pModule = descr->module_start;
OFSTRUCT *pOfs = (OFSTRUCT *)(pModule + 1);
BYTE *name_table = (BYTE *)pModule + pModule->ne_restab;
/* check the dll file name */
if (!NE_strcasecmp( pOfs->szPathName, dllname )) return descr;
@ -1097,7 +1097,9 @@ static HINSTANCE16 NE_LoadModule( LPCSTR name, BOOL lib_only )
*/
static HMODULE16 NE_DoLoadBuiltinModule( const BUILTIN16_DESCRIPTOR *descr )
{
IMAGE_OS2_HEADER *header;
NE_MODULE *pModule;
OFSTRUCT *ofs;
int minsize;
SEGTABLEENTRY *pSegTable;
HMODULE16 hModule;
@ -1107,7 +1109,19 @@ static HMODULE16 NE_DoLoadBuiltinModule( const BUILTIN16_DESCRIPTOR *descr )
if (!hModule) return ERROR_NOT_ENOUGH_MEMORY;
FarSetOwner16( hModule, hModule );
pModule = (NE_MODULE *)GlobalLock16( hModule );
header = GlobalLock16( hModule );
pModule = (NE_MODULE *)header;
ofs = (OFSTRUCT *)(header + 1);
/* move the fileinfo structure a bit further to make space for the Wine-specific fields */
if (sizeof(*header) + sizeof(*ofs) < sizeof(*pModule) + ofs->cBytes + 1)
{
FIXME( "module name %s too long\n", debugstr_a(ofs->szPathName) );
return ERROR_NOT_ENOUGH_MEMORY;
}
memmove( pModule + 1, ofs, ofs->cBytes + 1 );
pModule->count = 1;
pModule->fileinfo = sizeof(*pModule);
pModule->self = hModule;
/* NOTE: (Ab)use the hRsrcMap parameter for resource data pointer */
pModule->hRsrcMap = (void *)descr->rsrc;
@ -1130,6 +1144,7 @@ static HMODULE16 NE_DoLoadBuiltinModule( const BUILTIN16_DESCRIPTOR *descr )
pSegTable->hSeg = GlobalAlloc16( GMEM_FIXED, minsize );
if (!pSegTable->hSeg) return ERROR_NOT_ENOUGH_MEMORY;
FarSetOwner16( pSegTable->hSeg, hModule );
pModule->dgroup_entry = (char *)pSegTable - (char *)pModule;
if (pSegTable->minsize) memcpy( GlobalLock16( pSegTable->hSeg ),
descr->data_start, pSegTable->minsize);
if (pModule->heap_size)

44
include/module.h
View File

@ -31,50 +31,6 @@
#include <pshpack1.h>
/* In-memory module structure. See 'Windows Internals' p. 219 */
typedef struct _NE_MODULE
{
WORD magic; /* 00 'NE' signature */
WORD count; /* 02 Usage count */
WORD entry_table; /* 04 Near ptr to entry table */
HMODULE16 next; /* 06 Selector to next module */
WORD dgroup_entry; /* 08 Near ptr to segment entry for DGROUP */
WORD fileinfo; /* 0a Near ptr to file info (OFSTRUCT) */
WORD flags; /* 0c Module flags */
WORD dgroup; /* 0e Logical segment for DGROUP */
WORD heap_size; /* 10 Initial heap size */
WORD stack_size; /* 12 Initial stack size */
WORD ip; /* 14 Initial ip */
WORD cs; /* 16 Initial cs (logical segment) */
WORD sp; /* 18 Initial stack pointer */
WORD ss; /* 1a Initial ss (logical segment) */
WORD seg_count; /* 1c Number of segments in segment table */
WORD modref_count; /* 1e Number of module references */
WORD nrname_size; /* 20 Size of non-resident names table */
WORD seg_table; /* 22 Near ptr to segment table */
WORD res_table; /* 24 Near ptr to resource table */
WORD name_table; /* 26 Near ptr to resident names table */
WORD modref_table; /* 28 Near ptr to module reference table */
WORD import_table; /* 2a Near ptr to imported names table */
DWORD nrname_fpos; /* 2c File offset of non-resident names table */
WORD moveable_entries; /* 30 Number of moveable entries in entry table*/
WORD alignment; /* 32 Alignment shift count */
WORD truetype; /* 34 Set to 2 if TrueType font */
BYTE os_flags; /* 36 Operating system flags */
BYTE misc_flags; /* 37 Misc. flags */
HANDLE16 dlls_to_init; /* 38 List of DLLs to initialize */
HANDLE16 nrname_handle; /* 3a Handle to non-resident name table */
WORD min_swap_area; /* 3c Min. swap area size */
WORD expected_version; /* 3e Expected Windows version */
/* From here, these are extra fields not present in normal Windows */
HMODULE module32; /* 40 PE module handle for Win32 modules */
HMODULE16 self; /* 44 Handle for this module */
WORD self_loading_sel; /* 46 Selector used for self-loading apps. */
LPVOID hRsrcMap; /* HRSRC 16->32 map (for 32-bit modules) */
HANDLE fd; /* handle to the binary file */
} NE_MODULE;
typedef struct {
BYTE type;
BYTE flags;

68
tools/winebuild/spec16.c
View File

@ -113,16 +113,15 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
int max_data_offset, DLLSPEC *spec )
{
int i;
char *buffer;
NE_MODULE *pModule;
char *buffer, *pstr;
IMAGE_OS2_HEADER *pModule;
SEGTABLEENTRY *pSegment;
OFSTRUCT *pFileInfo;
BYTE *pstr;
ET_BUNDLE *bundle = 0;
ET_ENTRY entry;
/* Module layout:
* NE_MODULE Module
* IMAGE_OS2_HEADER Module
* OFSTRUCT File information
* SEGTABLEENTRY Segment 1 (code)
* SEGTABLEENTRY Segment 2 (data)
@ -135,51 +134,26 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
buffer = xmalloc( 0x10000 );
memset( buffer, 0, 0x10000 );
pModule = (NE_MODULE *)buffer;
pModule->magic = IMAGE_OS2_SIGNATURE;
pModule->count = 1;
pModule->next = 0;
pModule->flags = NE_FFLAGS_SINGLEDATA | NE_FFLAGS_BUILTIN | NE_FFLAGS_LIBMODULE;
pModule->dgroup = 2;
pModule->heap_size = spec->heap_size;
pModule->stack_size = 0;
pModule->ip = 0;
pModule->cs = 0;
pModule->sp = 0;
pModule->ss = 0;
pModule->seg_count = 2;
pModule->modref_count = 0;
pModule->nrname_size = 0;
pModule->modref_table = 0;
pModule->nrname_fpos = 0;
pModule->moveable_entries = 0;
pModule->alignment = 0;
pModule->truetype = 0;
pModule->os_flags = NE_OSFLAGS_WINDOWS;
pModule->misc_flags = 0;
pModule->dlls_to_init = 0;
pModule->nrname_handle = 0;
pModule->min_swap_area = 0;
pModule->expected_version = 0;
pModule->module32 = 0;
pModule->self = 0;
pModule->self_loading_sel = 0;
pModule = (IMAGE_OS2_HEADER *)buffer;
pModule->ne_magic = IMAGE_OS2_SIGNATURE;
pModule->ne_flags = NE_FFLAGS_SINGLEDATA | NE_FFLAGS_BUILTIN | NE_FFLAGS_LIBMODULE;
pModule->ne_autodata = 2;
pModule->ne_heap = spec->heap_size;
pModule->ne_cseg = 2;
pModule->ne_exetyp = NE_OSFLAGS_WINDOWS;
/* File information */
pFileInfo = (OFSTRUCT *)(pModule + 1);
pModule->fileinfo = (int)pFileInfo - (int)pModule;
memset( pFileInfo, 0, sizeof(*pFileInfo) - sizeof(pFileInfo->szPathName) );
pFileInfo->cBytes = sizeof(*pFileInfo) - sizeof(pFileInfo->szPathName)
+ strlen(spec->file_name);
strcpy( pFileInfo->szPathName, spec->file_name );
pstr = (char *)pFileInfo + pFileInfo->cBytes + 1;
/* note: we allocate the whole OFSTRUCT so that the loader has some extra space to play with */
/* Segment table */
pstr = (char *)(((long)pstr + 3) & ~3);
pSegment = (SEGTABLEENTRY *)pstr;
pModule->seg_table = (int)pSegment - (int)pModule;
pSegment = (SEGTABLEENTRY *)(pFileInfo + 1);
pModule->ne_segtab = (char *)pSegment - buffer;
pSegment->filepos = 0;
pSegment->size = max_code_offset;
pSegment->flags = 0;
@ -187,7 +161,6 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
pSegment->hSeg = 0;
pSegment++;
pModule->dgroup_entry = (int)pSegment - (int)pModule;
pSegment->filepos = 0;
pSegment->size = max_data_offset;
pSegment->flags = NE_SEGFLAGS_DATA;
@ -199,20 +172,20 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
pstr = (char *)pSegment;
pstr = (char *)(((long)pstr + 3) & ~3);
pModule->res_table = (int)pstr - (int)pModule;
pModule->ne_rsrctab = pstr - buffer;
pstr += output_res16_directory( pstr, spec );
/* Imported names table */
pstr = (char *)(((long)pstr + 3) & ~3);
pModule->import_table = (int)pstr - (int)pModule;
pModule->ne_imptab = pstr - buffer;
*pstr++ = 0;
*pstr++ = 0;
/* Resident names table */
pstr = (char *)(((long)pstr + 3) & ~3);
pModule->name_table = (int)pstr - (int)pModule;
pModule->ne_restab = pstr - buffer;
/* First entry is module name */
*pstr = strlen( spec->dll_name );
strcpy( pstr + 1, spec->dll_name );
@ -238,7 +211,7 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
/* Entry table */
pstr = (char *)(((long)pstr + 3) & ~3);
pModule->entry_table = (int)pstr - (int)pModule;
pModule->ne_enttab = pstr - buffer;
for (i = 1; i <= spec->limit; i++)
{
int selector = 0;
@ -276,7 +249,7 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
{
pstr = (char *)(((long)pstr + 1) & ~1);
if ( bundle )
bundle->next = (char *)pstr - (char *)pModule;
bundle->next = pstr - buffer;
bundle = (ET_BUNDLE *)pstr;
bundle->first = i-1;
@ -298,8 +271,9 @@ static int BuildModule16( FILE *outfile, int max_code_offset,
/* Dump the module content */
pstr = (char *)(((long)pstr + 3) & ~3);
dump_bytes( outfile, (char *)pModule, (int)pstr - (int)pModule, "Module", 0 );
return (int)pstr - (int)pModule;
dump_bytes( outfile, buffer, pstr - buffer, "Module", 0 );
free( buffer );
return pstr - buffer;
}