Module: wine Branch: master Commit: 39a1227cdbd4dd160b201cbb3297a3c68a4bf83b URL: http://source.winehq.org/git/wine.git/?a=commit;h=39a1227cdbd4dd160b201cbb32...
Author: Alexandre Julliard julliard@winehq.org Date: Wed Jan 20 17:30:00 2010 +0100
ntdll: Load the various PEB global options at startup.
---
dlls/ntdll/loader.c | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++ dlls/ntdll/thread.c | 51 ----------------------------------------------- 2 files changed, 55 insertions(+), 51 deletions(-)
diff --git a/dlls/ntdll/loader.c b/dlls/ntdll/loader.c index c16e0f6..1172a86 100644 --- a/dlls/ntdll/loader.c +++ b/dlls/ntdll/loader.c @@ -2552,6 +2552,59 @@ static NTSTATUS attach_process_dlls( void *wm )
/*********************************************************************** + * load_global_options + */ +static void load_global_options(void) +{ + static const WCHAR sessionW[] = {'M','a','c','h','i','n','e','\', + 'S','y','s','t','e','m','\', + 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\', + 'C','o','n','t','r','o','l','\', + 'S','e','s','s','i','o','n',' ','M','a','n','a','g','e','r',0}; + static const WCHAR globalflagW[] = {'G','l','o','b','a','l','F','l','a','g',0}; + static const WCHAR critsectW[] = {'C','r','i','t','i','c','a','l','S','e','c','t','i','o','n','T','i','m','e','o','u','t',0}; + static const WCHAR heapresW[] = {'H','e','a','p','S','e','g','m','e','n','t','R','e','s','e','r','v','e',0}; + static const WCHAR heapcommitW[] = {'H','e','a','p','S','e','g','m','e','n','t','C','o','m','m','i','t',0}; + static const WCHAR decommittotalW[] = {'H','e','a','p','D','e','C','o','m','m','i','t','T','o','t','a','l','F','r','e','e','T','h','r','e','s','h','o','l','d',0}; + static const WCHAR decommitfreeW[] = {'H','e','a','p','D','e','C','o','m','m','i','t','F','r','e','e','B','l','o','c','k','T','h','r','e','s','h','o','l','d',0}; + + OBJECT_ATTRIBUTES attr; + UNICODE_STRING name_str; + HANDLE hkey; + ULONG value; + + attr.Length = sizeof(attr); + attr.RootDirectory = 0; + attr.ObjectName = &name_str; + attr.Attributes = OBJ_CASE_INSENSITIVE; + attr.SecurityDescriptor = NULL; + attr.SecurityQualityOfService = NULL; + RtlInitUnicodeString( &name_str, sessionW ); + + if (NtOpenKey( &hkey, KEY_QUERY_VALUE, &attr )) return; + + query_dword_option( hkey, globalflagW, &NtCurrentTeb()->Peb->NtGlobalFlag ); + + query_dword_option( hkey, critsectW, &value ); + NtCurrentTeb()->Peb->CriticalSectionTimeout.QuadPart = (ULONGLONG)value * -10000000; + + query_dword_option( hkey, heapresW, &value ); + NtCurrentTeb()->Peb->HeapSegmentReserve = value; + + query_dword_option( hkey, heapcommitW, &value ); + NtCurrentTeb()->Peb->HeapSegmentCommit = value; + + query_dword_option( hkey, decommittotalW, &value ); + NtCurrentTeb()->Peb->HeapDeCommitTotalFreeThreshold = value; + + query_dword_option( hkey, decommitfreeW, &value ); + NtCurrentTeb()->Peb->HeapDeCommitFreeBlockThreshold = value; + + NtClose( hkey ); +} + + +/*********************************************************************** * start_process */ static void start_process( void *kernel_start ) @@ -2799,6 +2852,8 @@ void __wine_process_init(void) FILE_umask = umask(0777); umask( FILE_umask );
+ load_global_options(); + /* setup the load callback and create ntdll modref */ wine_dll_set_callback( load_builtin_callback );
diff --git a/dlls/ntdll/thread.c b/dlls/ntdll/thread.c index 929d443..ef9183a 100644 --- a/dlls/ntdll/thread.c +++ b/dlls/ntdll/thread.c @@ -183,54 +183,6 @@ done: }
/*********************************************************************** - * get_global_flag - * - * This is called before the process heap is created, - * but after the connection to the server is established. - * No windows heap allocation is permitted. - */ -static DWORD get_global_flag(void) -{ - static const WCHAR sessionman_keyW[] = {'M','a','c','h','i','n','e','\', - 'S','y','s','t','e','m','\', - 'C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t','\', - 'C','o','n','t','r','o','l','\', - 'S','e','s','s','i','o','n',' ','M','a','n','a','g','e','r',0}; - static const WCHAR global_flagW[] = {'G','l','o','b','a','l','F','l','a','g',0}; - OBJECT_ATTRIBUTES attr; - UNICODE_STRING nameW, valueW; - HANDLE hkey; - char tmp[32]; - DWORD count; - KEY_VALUE_PARTIAL_INFORMATION *info = (KEY_VALUE_PARTIAL_INFORMATION *)tmp; - NTSTATUS status; - - attr.Length = sizeof(attr); - attr.RootDirectory = 0; - attr.ObjectName = &nameW; - attr.Attributes = 0; - attr.SecurityDescriptor = NULL; - attr.SecurityQualityOfService = NULL; - RtlInitUnicodeString( &nameW, sessionman_keyW ); - - status = NtOpenKey( &hkey, KEY_ALL_ACCESS, &attr ); - if (status != STATUS_SUCCESS) - return 0; - - RtlInitUnicodeString( &valueW, global_flagW ); - status = NtQueryValueKey( hkey, &valueW, KeyValuePartialInformation, tmp, sizeof(tmp)-1, &count ); - if (status != STATUS_SUCCESS) - return 0; - - /* Some documents say this can be a string, so handle either type */ - if (info->Type == REG_DWORD) - return *(DWORD *)info->Data; - if (info->Type == REG_SZ) - return strtol((char *)info->Data, NULL, 16); - return 0; -} - -/*********************************************************************** * thread_init * * Setup the initial thread. @@ -310,9 +262,6 @@ HANDLE thread_init(void) server_init_process(); info_size = server_init_thread( peb );
- /* retrieve the global flags settings from the registry */ - peb->NtGlobalFlag = get_global_flag(); - /* create the process heap */ if (!(peb->ProcessHeap = RtlCreateHeap( HEAP_GROWABLE, NULL, 0, 0, NULL, NULL ))) {
-
Alexandre Julliard