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ntdll: Implemented RtlFindActivationContextSectionString.

This commit is contained in:
Eric Pouech 2007-07-25 20:37:36 +02:00 committed by Alexandre Julliard
parent e590499c7a
commit 6792a9a92e
4 changed files with 151 additions and 33 deletions
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41
dlls/kernel32/actctx.c
View File

@ -234,39 +234,16 @@ BOOL WINAPI FindActCtxSectionStringW(DWORD dwFlags, const GUID* lpExtGuid,
ULONG ulId, LPCWSTR lpSearchStr,
PACTCTX_SECTION_KEYED_DATA pInfo)
{
FIXME("%08x %s %u %s %p\n", dwFlags, debugstr_guid(lpExtGuid),
ulId, debugstr_w(lpSearchStr), pInfo);
UNICODE_STRING us;
NTSTATUS status;
if (lpExtGuid)
{
FIXME("expected lpExtGuid == NULL\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (dwFlags & ~FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX)
{
FIXME("unknown dwFlags %08x\n", dwFlags);
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
if (!pInfo || pInfo->cbSize < sizeof (ACTCTX_SECTION_KEYED_DATA))
{
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
pInfo->ulDataFormatVersion = 1;
pInfo->lpData = NULL;
pInfo->lpSectionGlobalData = NULL;
pInfo->ulSectionGlobalDataLength = 0;
pInfo->lpSectionBase = NULL;
pInfo->ulSectionTotalLength = 0;
pInfo->hActCtx = ACTCTX_FAKE_HANDLE;
pInfo->ulAssemblyRosterIndex = 0;
return TRUE;
RtlInitUnicodeString(&us, lpSearchStr);
if ((status = RtlFindActivationContextSectionString(dwFlags, lpExtGuid, ulId, &us, pInfo)))
{
SetLastError(RtlNtStatusToDosError(status));
return FALSE;
}
return TRUE;
}
/***********************************************************************

140
dlls/ntdll/actctx.c
View File

@ -1972,6 +1972,102 @@ static NTSTATUS find_query_actctx( HANDLE *handle, DWORD flags )
return status;
}
static NTSTATUS fill_keyed_data(PACTCTX_SECTION_KEYED_DATA data, PVOID v1, PVOID v2, unsigned int i)
{
data->ulDataFormatVersion = 1;
data->lpData = v1;
data->ulLength = 20; /* FIXME */
data->lpSectionGlobalData = NULL; /* FIXME */
data->ulSectionGlobalDataLength = 0; /* FIXME */
data->lpSectionBase = v2;
data->ulSectionTotalLength = 0; /* FIXME */
data->hActCtx = NULL;
if (data->cbSize >= offsetof(ACTCTX_SECTION_KEYED_DATA, ulAssemblyRosterIndex) + sizeof(ULONG))
data->ulAssemblyRosterIndex = i + 1;
return STATUS_SUCCESS;
}
static NTSTATUS find_dll_redirection(ACTIVATION_CONTEXT* actctx, const UNICODE_STRING *section_name,
PACTCTX_SECTION_KEYED_DATA data)
{
unsigned int i, j, snlen = section_name->Length / sizeof(WCHAR);
for (i = 0; i < actctx->num_assemblies; i++)
{
struct assembly *assembly = &actctx->assemblies[i];
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
if (!strncmpiW(section_name->Buffer, dll->name, snlen) && !dll->name[snlen])
return fill_keyed_data(data, dll, assembly, i);
}
}
return STATUS_SXS_KEY_NOT_FOUND;
}
static NTSTATUS find_window_class(ACTIVATION_CONTEXT* actctx, const UNICODE_STRING *section_name,
PACTCTX_SECTION_KEYED_DATA data)
{
unsigned int i, j, k, snlen = section_name->Length / sizeof(WCHAR);
for (i = 0; i < actctx->num_assemblies; i++)
{
struct assembly *assembly = &actctx->assemblies[i];
for (j = 0; j < assembly->num_dlls; j++)
{
struct dll_redirect *dll = &assembly->dlls[j];
for (k = 0; k < dll->entities.num; k++)
{
struct entity *entity = &dll->entities.base[k];
if (entity->kind == ACTIVATION_CONTEXT_SECTION_WINDOW_CLASS_REDIRECTION)
{
if (!strncmpiW(section_name->Buffer, entity->u.class.name, snlen) && !entity->u.class.name[snlen])
return fill_keyed_data(data, entity, dll, i);
}
}
}
}
return STATUS_SXS_KEY_NOT_FOUND;
}
static NTSTATUS find_string(ACTIVATION_CONTEXT* actctx, ULONG section_kind,
const UNICODE_STRING *section_name,
DWORD flags, PACTCTX_SECTION_KEYED_DATA data)
{
NTSTATUS status;
switch (section_kind)
{
case ACTIVATION_CONTEXT_SECTION_DLL_REDIRECTION:
status = find_dll_redirection(actctx, section_name, data);
break;
case ACTIVATION_CONTEXT_SECTION_WINDOW_CLASS_REDIRECTION:
status = find_window_class(actctx, section_name, data);
break;
case ACTIVATION_CONTEXT_SECTION_COM_SERVER_REDIRECTION:
case ACTIVATION_CONTEXT_SECTION_COM_INTERFACE_REDIRECTION:
case ACTIVATION_CONTEXT_SECTION_COM_TYPE_LIBRARY_REDIRECTION:
case ACTIVATION_CONTEXT_SECTION_COM_PROGID_REDIRECTION:
case ACTIVATION_CONTEXT_SECTION_GLOBAL_OBJECT_RENAME_TABLE:
case ACTIVATION_CONTEXT_SECTION_CLR_SURROGATES:
FIXME("Unsupported yet section_kind %x\n", section_kind);
return STATUS_SXS_SECTION_NOT_FOUND;
default:
WARN("Unknown section_kind %x\n", section_kind);
return STATUS_SXS_SECTION_NOT_FOUND;
}
if (status != STATUS_SUCCESS) return status;
if (flags & FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX)
{
actctx_addref(actctx);
data->hActCtx = actctx;
}
return STATUS_SUCCESS;
}
/* initialize the activation context for the current process */
void actctx_init(void)
{
@ -2434,3 +2530,47 @@ NTSTATUS WINAPI RtlQueryInformationActivationContext( ULONG flags, HANDLE handle
}
return STATUS_SUCCESS;
}
/***********************************************************************
* RtlFindActivationContextSectionString (NTDLL.@)
*
* Find information about a string in an activation context.
* FIXME: function signature/prototype may be wrong
*/
NTSTATUS WINAPI RtlFindActivationContextSectionString( ULONG flags, const GUID *guid, ULONG section_kind,
const UNICODE_STRING *section_name, PVOID ptr )
{
PACTCTX_SECTION_KEYED_DATA data = ptr;
NTSTATUS status = STATUS_SXS_KEY_NOT_FOUND;
TRACE("%08x %s %u %s %p\n", flags, debugstr_guid(guid), section_kind,
debugstr_us(section_name), data);
if (guid)
{
FIXME("expected guid == NULL\n");
return STATUS_INVALID_PARAMETER;
}
if (flags & ~FIND_ACTCTX_SECTION_KEY_RETURN_HACTCTX)
{
FIXME("unknown flags %08x\n", flags);
return STATUS_INVALID_PARAMETER;
}
if (!data || data->cbSize < offsetof(ACTCTX_SECTION_KEYED_DATA, ulAssemblyRosterIndex) ||
!section_name || !section_name->Buffer)
{
WARN("invalid parameter\n");
return STATUS_INVALID_PARAMETER;
}
if (NtCurrentTeb()->ActivationContextStack.ActiveFrame)
{
ACTIVATION_CONTEXT *actctx = check_actctx(NtCurrentTeb()->ActivationContextStack.ActiveFrame->ActivationContext);
if (actctx) status = find_string( actctx, section_kind, section_name, flags, data );
}
if (status != STATUS_SUCCESS)
status = find_string( process_actctx, section_kind, section_name, flags, data );
return status;
}

2
dlls/ntdll/ntdll.spec
View File

@ -574,7 +574,7 @@
@ stdcall RtlFillMemoryUlong(ptr long long)
@ stub RtlFinalReleaseOutOfProcessMemoryStream
@ stub RtlFindActivationContextSectionGuid
@ stub RtlFindActivationContextSectionString
@ stdcall RtlFindActivationContextSectionString(long ptr long ptr ptr)
@ stdcall RtlFindCharInUnicodeString(long ptr ptr ptr)
@ stdcall RtlFindClearBits(ptr long long)
@ stdcall RtlFindClearBitsAndSet(ptr long long)

1
include/winternl.h
View File

@ -2081,6 +2081,7 @@ LONGLONG WINAPI RtlExtendedMagicDivide(LONGLONG,LONGLONG,INT);
LONGLONG WINAPI RtlExtendedIntegerMultiply(LONGLONG,INT);
LONGLONG WINAPI RtlExtendedLargeIntegerDivide(LONGLONG,INT,INT *);
NTSTATUS WINAPI RtlFindActivationContextSectionString(ULONG,const GUID*,ULONG,const UNICODE_STRING*,PVOID);
NTSTATUS WINAPI RtlFindCharInUnicodeString(int,const UNICODE_STRING*,const UNICODE_STRING*,USHORT*);
ULONG WINAPI RtlFindClearBits(PCRTL_BITMAP,ULONG,ULONG);
ULONG WINAPI RtlFindClearBitsAndSet(PRTL_BITMAP,ULONG,ULONG);