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ntdll: Fixup size of the current directory in RtlCreateProcessParametersEx(). 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2018-10-16 20:43:42 +02:00
parent fce198cc5e
commit ae7ccbba48
2 changed files with 11 additions and 7 deletions
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10
dlls/ntdll/env.c
View File

@ -452,6 +452,7 @@ NTSTATUS WINAPI RtlCreateProcessParametersEx( RTL_USER_PROCESS_PARAMETERS **resu
static const UNICODE_STRING empty_str = { 0, sizeof(empty), empty };
static const UNICODE_STRING null_str = { 0, 0, NULL };
UNICODE_STRING curdir;
const RTL_USER_PROCESS_PARAMETERS *cur_params;
SIZE_T size, env_size, total_size;
void *ptr;
@ -464,10 +465,13 @@ NTSTATUS WINAPI RtlCreateProcessParametersEx( RTL_USER_PROCESS_PARAMETERS **resu
if (!CurrentDirectoryName)
{
if (NtCurrentTeb()->Tib.SubSystemTib) /* FIXME: hack */
CurrentDirectoryName = &((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir.DosPath;
curdir = ((WIN16_SUBSYSTEM_TIB *)NtCurrentTeb()->Tib.SubSystemTib)->curdir.DosPath;
else
CurrentDirectoryName = &cur_params->CurrentDirectory.DosPath;
curdir = cur_params->CurrentDirectory.DosPath;
}
else curdir = *CurrentDirectoryName;
curdir.MaximumLength = MAX_PATH * sizeof(WCHAR);
if (!CommandLine) CommandLine = ImagePathName;
if (!Environment) Environment = cur_params->Environment;
if (!WindowTitle) WindowTitle = &empty_str;
@ -503,7 +507,7 @@ NTSTATUS WINAPI RtlCreateProcessParametersEx( RTL_USER_PROCESS_PARAMETERS **resu
/* all other fields are zero */
ptr = params + 1;
append_unicode_string( &ptr, CurrentDirectoryName, &params->CurrentDirectory.DosPath );
append_unicode_string( &ptr, &curdir, &params->CurrentDirectory.DosPath );
append_unicode_string( &ptr, DllPath, &params->DllPath );
append_unicode_string( &ptr, ImagePathName, &params->ImagePathName );
append_unicode_string( &ptr, CommandLine, &params->CommandLine );

8
dlls/ntdll/thread.c
View File

@ -68,7 +68,7 @@ struct startup_info
static PEB *peb;
static PEB_LDR_DATA ldr;
static RTL_USER_PROCESS_PARAMETERS params; /* default parameters if no parent */
static WCHAR current_dir[MAX_NT_PATH_LENGTH];
static WCHAR current_dir[MAX_PATH];
static RTL_BITMAP tls_bitmap;
static RTL_BITMAP tls_expansion_bitmap;
static RTL_BITMAP fls_bitmap;
@ -130,7 +130,7 @@ static NTSTATUS init_user_process_params( SIZE_T data_size )
if (status != STATUS_SUCCESS) goto done;
size = sizeof(*params);
size += MAX_NT_PATH_LENGTH * sizeof(WCHAR);
size += sizeof(current_dir);
size += info->dllpath_len + sizeof(WCHAR);
size += info->imagepath_len + sizeof(WCHAR);
size += info->cmdline_len + sizeof(WCHAR);
@ -169,8 +169,8 @@ static NTSTATUS init_user_process_params( SIZE_T data_size )
/* current directory needs more space */
get_unicode_string( &params->CurrentDirectory.DosPath, &src, &dst, info->curdir_len );
params->CurrentDirectory.DosPath.MaximumLength = MAX_NT_PATH_LENGTH * sizeof(WCHAR);
dst = (WCHAR *)(params + 1) + MAX_NT_PATH_LENGTH;
params->CurrentDirectory.DosPath.MaximumLength = sizeof(current_dir);
dst = (WCHAR *)(params + 1) + ARRAY_SIZE(current_dir);
get_unicode_string( &params->DllPath, &src, &dst, info->dllpath_len );
get_unicode_string( &params->ImagePathName, &src, &dst, info->imagepath_len );