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Moved a couple of 16-bit module functions from to loader/ne/module.c.

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This commit is contained in:
Alexandre Julliard 2003-05-21 18:32:17 +00:00
parent 78d108b964
commit 7c836cf954
3 changed files with 280 additions and 286 deletions
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1
include/module.h
View file

@ -183,7 +183,6 @@ enum binary_type
extern NTSTATUS MODULE_DllProcessAttach( WINE_MODREF *wm, LPVOID lpReserved );
extern NTSTATUS MODULE_DllThreadAttach( LPVOID lpReserved );
extern WINE_MODREF *MODULE_FindModule( LPCSTR path );
extern HMODULE16 MODULE_CreateDummyModule( HMODULE module32 );
extern enum binary_type MODULE_GetBinaryType( HANDLE hfile );
extern FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE hmodule, LPCSTR name );
extern SEGPTR WINAPI HasGPHandler16( SEGPTR address );

284
loader/module.c
View file

@ -85,112 +85,6 @@ BOOL WINAPI DisableThreadLibraryCalls( HMODULE hModule )
}
/***********************************************************************
* MODULE_CreateDummyModule
*
* Create a dummy NE module for Win32 or Winelib.
*/
HMODULE16 MODULE_CreateDummyModule( HMODULE module32 )
{
HMODULE16 hModule;
NE_MODULE *pModule;
SEGTABLEENTRY *pSegment;
char *pStr,*s;
unsigned int len;
const char* basename;
OFSTRUCT *ofs;
int of_size, size;
char filename[MAX_PATH];
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( module32 );
if (!nt) return (HMODULE16)11; /* invalid exe */
/* Extract base filename */
GetModuleFileNameA( module32, filename, sizeof(filename) );
basename = strrchr(filename, '\\');
if (!basename) basename = filename;
else basename++;
len = strlen(basename);
if ((s = strchr(basename, '.'))) len = s - basename;
/* Allocate module */
of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
+ strlen(filename) + 1;
size = sizeof(NE_MODULE) +
/* loaded file info */
((of_size + 3) & ~3) +
/* segment table: DS,CS */
2 * sizeof(SEGTABLEENTRY) +
/* name table */
len + 2 +
/* several empty tables */
8;
hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
if (!hModule) return (HMODULE16)11; /* invalid exe */
FarSetOwner16( hModule, hModule );
pModule = (NE_MODULE *)GlobalLock16( hModule );
/* Set all used entries */
pModule->magic = IMAGE_OS2_SIGNATURE;
pModule->count = 1;
pModule->next = 0;
pModule->flags = NE_FFLAGS_WIN32;
pModule->dgroup = 0;
pModule->ss = 1;
pModule->cs = 2;
pModule->heap_size = 0;
pModule->stack_size = 0;
pModule->seg_count = 2;
pModule->modref_count = 0;
pModule->nrname_size = 0;
pModule->fileinfo = sizeof(NE_MODULE);
pModule->os_flags = NE_OSFLAGS_WINDOWS;
pModule->self = hModule;
pModule->module32 = module32;
/* Set version and flags */
pModule->expected_version = ((nt->OptionalHeader.MajorSubsystemVersion & 0xff) << 8 ) |
(nt->OptionalHeader.MinorSubsystemVersion & 0xff);
if (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)
pModule->flags |= NE_FFLAGS_LIBMODULE | NE_FFLAGS_SINGLEDATA;
/* Set loaded file information */
ofs = (OFSTRUCT *)(pModule + 1);
memset( ofs, 0, of_size );
ofs->cBytes = of_size < 256 ? of_size : 255; /* FIXME */
strcpy( ofs->szPathName, filename );
pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + ((of_size + 3) & ~3));
pModule->seg_table = (int)pSegment - (int)pModule;
/* Data segment */
pSegment->size = 0;
pSegment->flags = NE_SEGFLAGS_DATA;
pSegment->minsize = 0x1000;
pSegment++;
/* Code segment */
pSegment->flags = 0;
pSegment++;
/* Module name */
pStr = (char *)pSegment;
pModule->name_table = (int)pStr - (int)pModule;
assert(len<256);
*pStr = len;
lstrcpynA( pStr+1, basename, len+1 );
pStr += len+2;
/* All tables zero terminated */
pModule->res_table = pModule->import_table = pModule->entry_table =
(int)pStr - (int)pModule;
NE_RegisterModule( pModule );
LoadLibraryA( filename ); /* increment the ref count of the 32-bit module */
return hModule;
}
/* Check whether a file is an OS/2 or a very old Windows executable
* by testing on import of KERNEL.
*
@ -479,96 +373,6 @@ BOOL WINAPI GetBinaryTypeW( LPCWSTR lpApplicationName, LPDWORD lpBinaryType )
}
/***********************************************************************
* WinExec (KERNEL.166)
*/
HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
{
LPCSTR p, args = NULL;
LPCSTR name_beg, name_end;
LPSTR name, cmdline;
int arglen;
HINSTANCE16 ret;
char buffer[MAX_PATH];
if (*lpCmdLine == '"') /* has to be only one and only at beginning ! */
{
name_beg = lpCmdLine+1;
p = strchr ( lpCmdLine+1, '"' );
if (p)
{
name_end = p;
args = strchr ( p, ' ' );
}
else /* yes, even valid with trailing '"' missing */
name_end = lpCmdLine+strlen(lpCmdLine);
}
else
{
name_beg = lpCmdLine;
args = strchr( lpCmdLine, ' ' );
name_end = args ? args : lpCmdLine+strlen(lpCmdLine);
}
if ((name_beg == lpCmdLine) && (!args))
{ /* just use the original cmdline string as file name */
name = (LPSTR)lpCmdLine;
}
else
{
if (!(name = HeapAlloc( GetProcessHeap(), 0, name_end - name_beg + 1 )))
return ERROR_NOT_ENOUGH_MEMORY;
memcpy( name, name_beg, name_end - name_beg );
name[name_end - name_beg] = '\0';
}
if (args)
{
args++;
arglen = strlen(args);
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 + arglen );
cmdline[0] = (BYTE)arglen;
strcpy( cmdline + 1, args );
}
else
{
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 );
cmdline[0] = cmdline[1] = 0;
}
TRACE("name: '%s', cmdline: '%.*s'\n", name, cmdline[0], &cmdline[1]);
if (SearchPathA( NULL, name, ".exe", sizeof(buffer), buffer, NULL ))
{
LOADPARAMS16 params;
WORD showCmd[2];
showCmd[0] = 2;
showCmd[1] = nCmdShow;
params.hEnvironment = 0;
params.cmdLine = MapLS( cmdline );
params.showCmd = MapLS( showCmd );
params.reserved = 0;
ret = LoadModule16( buffer, &params );
UnMapLS( params.cmdLine );
UnMapLS( params.showCmd );
}
else ret = GetLastError();
HeapFree( GetProcessHeap(), 0, cmdline );
if (name != lpCmdLine) HeapFree( GetProcessHeap(), 0, name );
if (ret == 21) /* 32-bit module */
{
DWORD count;
ReleaseThunkLock( &count );
ret = LOWORD( WinExec( lpCmdLine, nCmdShow ) );
RestoreThunkLock( count );
}
return ret;
}
/***********************************************************************
* WinExec (KERNEL32.@)
*/
@ -990,54 +794,6 @@ void WINAPI PrivateFreeLibrary(HINSTANCE16 handle)
}
/***********************************************************************
* GetProcAddress16 (KERNEL32.37)
* Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
*/
FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE hModule, LPCSTR name )
{
if (!hModule) {
WARN("hModule may not be 0!\n");
return (FARPROC16)0;
}
if (HIWORD(hModule))
{
WARN("hModule is Win32 handle (%p)\n", hModule );
return (FARPROC16)0;
}
return GetProcAddress16( LOWORD(hModule), name );
}
/***********************************************************************
* GetProcAddress (KERNEL.50)
*/
FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, LPCSTR name )
{
WORD ordinal;
FARPROC16 ret;
if (!hModule) hModule = GetCurrentTask();
hModule = GetExePtr( hModule );
if (HIWORD(name) != 0)
{
ordinal = NE_GetOrdinal( hModule, name );
TRACE("%04x '%s'\n", hModule, name );
}
else
{
ordinal = LOWORD(name);
TRACE("%04x %04x\n", hModule, ordinal );
}
if (!ordinal) return (FARPROC16)0;
ret = NE_GetEntryPoint( hModule, ordinal );
TRACE("returning %08x\n", (UINT)ret );
return ret;
}
/***********************************************************************
* GetProcAddress (KERNEL32.@)
*/
@ -1071,43 +827,3 @@ FARPROC WINAPI GetProcAddress32_16( HMODULE hModule, LPCSTR function )
/* FIXME: we used to disable snoop when returning proc for Win16 subsystem */
return GetProcAddress( hModule, function );
}
/***************************************************************************
* HasGPHandler (KERNEL.338)
*/
#include "pshpack1.h"
typedef struct _GPHANDLERDEF
{
WORD selector;
WORD rangeStart;
WORD rangeEnd;
WORD handler;
} GPHANDLERDEF;
#include "poppack.h"
SEGPTR WINAPI HasGPHandler16( SEGPTR address )
{
HMODULE16 hModule;
int gpOrdinal;
SEGPTR gpPtr;
GPHANDLERDEF *gpHandler;
if ( (hModule = FarGetOwner16( SELECTOROF(address) )) != 0
&& (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
&& (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
&& !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
&& (gpHandler = MapSL( gpPtr )) != NULL )
{
while (gpHandler->selector)
{
if ( SELECTOROF(address) == gpHandler->selector
&& OFFSETOF(address) >= gpHandler->rangeStart
&& OFFSETOF(address) < gpHandler->rangeEnd )
return MAKESEGPTR( gpHandler->selector, gpHandler->handler );
gpHandler++;
}
}
return 0;
}

281
loader/ne/module.c
View file

@ -49,6 +49,16 @@
WINE_DEFAULT_DEBUG_CHANNEL(module);
WINE_DECLARE_DEBUG_CHANNEL(loaddll);
#include "pshpack1.h"
typedef struct _GPHANDLERDEF
{
WORD selector;
WORD rangeStart;
WORD rangeEnd;
WORD handler;
} GPHANDLERDEF;
#include "poppack.h"
/*
* Segment table entry
*/
@ -1427,6 +1437,96 @@ INT16 WINAPI GetModuleFileName16( HINSTANCE16 hModule, LPSTR lpFileName,
}
/***********************************************************************
* WinExec (KERNEL.166)
*/
HINSTANCE16 WINAPI WinExec16( LPCSTR lpCmdLine, UINT16 nCmdShow )
{
LPCSTR p, args = NULL;
LPCSTR name_beg, name_end;
LPSTR name, cmdline;
int arglen;
HINSTANCE16 ret;
char buffer[MAX_PATH];
if (*lpCmdLine == '"') /* has to be only one and only at beginning ! */
{
name_beg = lpCmdLine+1;
p = strchr ( lpCmdLine+1, '"' );
if (p)
{
name_end = p;
args = strchr ( p, ' ' );
}
else /* yes, even valid with trailing '"' missing */
name_end = lpCmdLine+strlen(lpCmdLine);
}
else
{
name_beg = lpCmdLine;
args = strchr( lpCmdLine, ' ' );
name_end = args ? args : lpCmdLine+strlen(lpCmdLine);
}
if ((name_beg == lpCmdLine) && (!args))
{ /* just use the original cmdline string as file name */
name = (LPSTR)lpCmdLine;
}
else
{
if (!(name = HeapAlloc( GetProcessHeap(), 0, name_end - name_beg + 1 )))
return ERROR_NOT_ENOUGH_MEMORY;
memcpy( name, name_beg, name_end - name_beg );
name[name_end - name_beg] = '\0';
}
if (args)
{
args++;
arglen = strlen(args);
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 + arglen );
cmdline[0] = (BYTE)arglen;
strcpy( cmdline + 1, args );
}
else
{
cmdline = HeapAlloc( GetProcessHeap(), 0, 2 );
cmdline[0] = cmdline[1] = 0;
}
TRACE("name: '%s', cmdline: '%.*s'\n", name, cmdline[0], &cmdline[1]);
if (SearchPathA( NULL, name, ".exe", sizeof(buffer), buffer, NULL ))
{
LOADPARAMS16 params;
WORD showCmd[2];
showCmd[0] = 2;
showCmd[1] = nCmdShow;
params.hEnvironment = 0;
params.cmdLine = MapLS( cmdline );
params.showCmd = MapLS( showCmd );
params.reserved = 0;
ret = LoadModule16( buffer, &params );
UnMapLS( params.cmdLine );
UnMapLS( params.showCmd );
}
else ret = GetLastError();
HeapFree( GetProcessHeap(), 0, cmdline );
if (name != lpCmdLine) HeapFree( GetProcessHeap(), 0, name );
if (ret == 21) /* 32-bit module */
{
DWORD count;
ReleaseThunkLock( &count );
ret = LOWORD( WinExec( lpCmdLine, nCmdShow ) );
RestoreThunkLock( count );
}
return ret;
}
/**********************************************************************
* GetModuleHandle (KERNEL.47)
*
@ -1643,6 +1743,81 @@ static HMODULE16 NE_GetModuleByFilename( LPCSTR name )
return 0;
}
/***********************************************************************
* GetProcAddress16 (KERNEL32.37)
* Get procaddress in 16bit module from win32... (kernel32 undoc. ordinal func)
*/
FARPROC16 WINAPI WIN32_GetProcAddress16( HMODULE hModule, LPCSTR name )
{
if (!hModule) return 0;
if (HIWORD(hModule))
{
WARN("hModule is Win32 handle (%p)\n", hModule );
return 0;
}
return GetProcAddress16( LOWORD(hModule), name );
}
/***********************************************************************
* GetProcAddress (KERNEL.50)
*/
FARPROC16 WINAPI GetProcAddress16( HMODULE16 hModule, LPCSTR name )
{
WORD ordinal;
FARPROC16 ret;
if (!hModule) hModule = GetCurrentTask();
hModule = GetExePtr( hModule );
if (HIWORD(name) != 0)
{
ordinal = NE_GetOrdinal( hModule, name );
TRACE("%04x '%s'\n", hModule, name );
}
else
{
ordinal = LOWORD(name);
TRACE("%04x %04x\n", hModule, ordinal );
}
if (!ordinal) return (FARPROC16)0;
ret = NE_GetEntryPoint( hModule, ordinal );
TRACE("returning %08x\n", (UINT)ret );
return ret;
}
/***************************************************************************
* HasGPHandler (KERNEL.338)
*/
SEGPTR WINAPI HasGPHandler16( SEGPTR address )
{
HMODULE16 hModule;
int gpOrdinal;
SEGPTR gpPtr;
GPHANDLERDEF *gpHandler;
if ( (hModule = FarGetOwner16( SELECTOROF(address) )) != 0
&& (gpOrdinal = NE_GetOrdinal( hModule, "__GP" )) != 0
&& (gpPtr = (SEGPTR)NE_GetEntryPointEx( hModule, gpOrdinal, FALSE )) != 0
&& !IsBadReadPtr16( gpPtr, sizeof(GPHANDLERDEF) )
&& (gpHandler = MapSL( gpPtr )) != NULL )
{
while (gpHandler->selector)
{
if ( SELECTOROF(address) == gpHandler->selector
&& OFFSETOF(address) >= gpHandler->rangeStart
&& OFFSETOF(address) < gpHandler->rangeEnd )
return MAKESEGPTR( gpHandler->selector, gpHandler->handler );
gpHandler++;
}
}
return 0;
}
/**********************************************************************
* ModuleFirst (TOOLHELP.59)
*/
@ -1711,6 +1886,110 @@ BOOL16 WINAPI IsRomFile16( HFILE16 unused )
return FALSE;
}
/***********************************************************************
* create_dummy_module
*
* Create a dummy NE module for Win32 or Winelib.
*/
static HMODULE16 create_dummy_module( HMODULE module32 )
{
HMODULE16 hModule;
NE_MODULE *pModule;
SEGTABLEENTRY *pSegment;
char *pStr,*s;
unsigned int len;
const char* basename;
OFSTRUCT *ofs;
int of_size, size;
char filename[MAX_PATH];
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( module32 );
if (!nt) return (HMODULE16)11; /* invalid exe */
/* Extract base filename */
GetModuleFileNameA( module32, filename, sizeof(filename) );
basename = strrchr(filename, '\\');
if (!basename) basename = filename;
else basename++;
len = strlen(basename);
if ((s = strchr(basename, '.'))) len = s - basename;
/* Allocate module */
of_size = sizeof(OFSTRUCT) - sizeof(ofs->szPathName)
+ strlen(filename) + 1;
size = sizeof(NE_MODULE) +
/* loaded file info */
((of_size + 3) & ~3) +
/* segment table: DS,CS */
2 * sizeof(SEGTABLEENTRY) +
/* name table */
len + 2 +
/* several empty tables */
8;
hModule = GlobalAlloc16( GMEM_MOVEABLE | GMEM_ZEROINIT, size );
if (!hModule) return (HMODULE16)11; /* invalid exe */
FarSetOwner16( hModule, hModule );
pModule = (NE_MODULE *)GlobalLock16( hModule );
/* Set all used entries */
pModule->magic = IMAGE_OS2_SIGNATURE;
pModule->count = 1;
pModule->next = 0;
pModule->flags = NE_FFLAGS_WIN32;
pModule->dgroup = 0;
pModule->ss = 1;
pModule->cs = 2;
pModule->heap_size = 0;
pModule->stack_size = 0;
pModule->seg_count = 2;
pModule->modref_count = 0;
pModule->nrname_size = 0;
pModule->fileinfo = sizeof(NE_MODULE);
pModule->os_flags = NE_OSFLAGS_WINDOWS;
pModule->self = hModule;
pModule->module32 = module32;
/* Set version and flags */
pModule->expected_version = ((nt->OptionalHeader.MajorSubsystemVersion & 0xff) << 8 ) |
(nt->OptionalHeader.MinorSubsystemVersion & 0xff);
if (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)
pModule->flags |= NE_FFLAGS_LIBMODULE | NE_FFLAGS_SINGLEDATA;
/* Set loaded file information */
ofs = (OFSTRUCT *)(pModule + 1);
memset( ofs, 0, of_size );
ofs->cBytes = of_size < 256 ? of_size : 255; /* FIXME */
strcpy( ofs->szPathName, filename );
pSegment = (SEGTABLEENTRY*)((char*)(pModule + 1) + ((of_size + 3) & ~3));
pModule->seg_table = (int)pSegment - (int)pModule;
/* Data segment */
pSegment->size = 0;
pSegment->flags = NE_SEGFLAGS_DATA;
pSegment->minsize = 0x1000;
pSegment++;
/* Code segment */
pSegment->flags = 0;
pSegment++;
/* Module name */
pStr = (char *)pSegment;
pModule->name_table = (int)pStr - (int)pModule;
assert(len<256);
*pStr = len;
lstrcpynA( pStr+1, basename, len+1 );
pStr += len+2;
/* All tables zero terminated */
pModule->res_table = pModule->import_table = pModule->entry_table = (int)pStr - (int)pModule;
NE_RegisterModule( pModule );
LoadLibraryA( filename ); /* increment the ref count of the 32-bit module */
return hModule;
}
/***************************************************************************
* MapHModuleLS (KERNEL32.@)
*/
@ -1729,7 +2008,7 @@ HMODULE16 WINAPI MapHModuleLS(HMODULE hmod)
return pModule->self;
pModule = (NE_MODULE*)GlobalLock16(pModule->next);
}
if ((ret = MODULE_CreateDummyModule( hmod )) < 32)
if ((ret = create_dummy_module( hmod )) < 32)
{
SetLastError(ret);
ret = 0;