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kernel32: Disable FT_Thunk entry point when Windows version is NT.

This commit is contained in:
Alexandre Julliard 2007-05-07 17:10:18 +02:00
parent bb168aaba8
commit 3baf4dbe76
1 changed files with 46 additions and 3 deletions
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49
dlls/kernel32/kernel_main.c
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@ -40,6 +40,9 @@
#include "kernel_private.h"
#include "kernel16_private.h"
#include "console_private.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(process);
extern int __wine_set_signal_handler(unsigned, int (*)(unsigned));
@ -68,10 +71,45 @@ static void thread_detach(void)
}
/***********************************************************************
* set_entry_point
*/
static void set_entry_point( HMODULE module, const char *name, DWORD rva )
{
IMAGE_EXPORT_DIRECTORY *exports;
DWORD exp_size;
if ((exports = RtlImageDirectoryEntryToData( module, TRUE,
IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size )))
{
DWORD *functions = (DWORD *)((char *)module + exports->AddressOfFunctions);
const WORD *ordinals = (const WORD *)((const char *)module + exports->AddressOfNameOrdinals);
const DWORD *names = (const DWORD *)((const char *)module + exports->AddressOfNames);
int min = 0, max = exports->NumberOfNames - 1;
while (min <= max)
{
int res, pos = (min + max) / 2;
const char *ename = (const char *)module + names[pos];
if (!(res = strcmp( ename, name )))
{
WORD ordinal = ordinals[pos];
assert( ordinal < exports->NumberOfFunctions );
TRACE( "setting %s at %p to %08x\n", name, &functions[ordinal], rva );
functions[ordinal] = rva;
return;
}
if (res > 0) max = pos - 1;
else min = pos + 1;
}
}
}
/***********************************************************************
* KERNEL process initialisation routine
*/
static BOOL process_attach(void)
static BOOL process_attach( HMODULE module )
{
SYSTEM_INFO si;
RTL_USER_PROCESS_PARAMETERS *params = NtCurrentTeb()->Peb->ProcessParameters;
@ -108,8 +146,13 @@ static BOOL process_attach(void)
/* copy process information from ntdll */
ENV_CopyStartupInformation();
if (!(GetVersion() & 0x80000000))
{
/* Securom checks for this one when version is NT */
set_entry_point( module, "FT_Thunk", 0 );
}
#ifdef __i386__
if (GetVersion() & 0x80000000)
else
{
/* create the shared heap for broken win95 native dlls */
HeapCreate( HEAP_SHARED, 0, 0 );
@ -148,7 +191,7 @@ BOOL WINAPI DllMain( HINSTANCE hinst, DWORD reason, LPVOID reserved )
switch(reason)
{
case DLL_PROCESS_ATTACH:
return process_attach();
return process_attach( hinst );
case DLL_THREAD_ATTACH:
thread_attach();
break;