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ntdll: Set the WOW64 flag according to the server supported CPUs.

oldstable
Alexandre Julliard 2009-04-03 17:05:29 +02:00
parent 279defe66e
commit 7e47d19d9a
3 changed files with 11 additions and 3 deletions
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1
dlls/ntdll/ntdll_misc.h
View File

@ -66,6 +66,7 @@ extern void virtual_init_threading(void);
/* server support */
extern timeout_t server_start_time;
extern unsigned int server_cpus;
extern void server_init_process(void);
extern NTSTATUS server_init_process_done(void);
extern size_t server_init_thread( void *entry_point );

10
dlls/ntdll/process.c
View File

@ -305,10 +305,14 @@ NTSTATUS WINAPI NtQueryInformationProcess(
else ret = STATUS_INFO_LENGTH_MISMATCH;
break;
case ProcessWow64Information:
if (ProcessInformationLength == 4)
if (ProcessInformationLength == sizeof(DWORD))
{
memset(ProcessInformation, 0, ProcessInformationLength);
len = 4;
#ifdef __i386__
*(DWORD *)ProcessInformation = (server_cpus & (1 << CPU_x86_64)) != 0;
#else
*(DWORD *)ProcessInformation = FALSE;
#endif
len = sizeof(DWORD);
}
else ret = STATUS_INFO_LENGTH_MISMATCH;
break;

3
dlls/ntdll/server.c
View File

@ -90,6 +90,8 @@ static const enum cpu_type client_cpu = CPU_SPARC;
#error Unsupported CPU
#endif
unsigned int server_cpus = 0;
#ifndef HAVE_STRUCT_MSGHDR_MSG_ACCRIGHTS
/* data structure used to pass an fd with sendmsg/recvmsg */
struct cmsg_fd
@ -1050,6 +1052,7 @@ size_t server_init_thread( void *entry_point )
NtCurrentTeb()->ClientId.UniqueThread = ULongToHandle(reply->tid);
info_size = reply->info_size;
server_start_time = reply->server_start;
server_cpus = reply->all_cpus;
}
SERVER_END_REQ;