From: Anna R Békefi <annareginabekefi@gmail.com> Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=58900 --- dlls/combase/combase.spec | 10 +- dlls/combase/errorinfo.c | 308 ++++++++++++++++++++++ dlls/combase/roapi.c | 535 +++++++++++++++++++++++++++++++++++++- 3 files changed, 835 insertions(+), 18 deletions(-) diff --git a/dlls/combase/combase.spec b/dlls/combase/combase.spec index 19249e17f87..345f48360f8 100644 --- a/dlls/combase/combase.spec +++ b/dlls/combase/combase.spec @@ -288,8 +288,8 @@ @ stdcall PropVariantCopy(ptr ptr) @ stub ReleaseFuncDescs @ stdcall RoActivateInstance(ptr ptr) -@ stub RoCaptureErrorContext -@ stub RoClearError +@ stdcall RoCaptureErrorContext(long) +@ stdcall RoClearError() @ stdcall RoFailFastWithErrorContext(long) @ stub RoFreeParameterizedTypeExtra @ stub RoGetActivatableClassRegistration @@ -297,7 +297,7 @@ @ stdcall RoGetAgileReference(long ptr ptr ptr) @ stdcall RoGetApartmentIdentifier(ptr) @ stdcall RoGetErrorReportingFlags(ptr) -@ stub RoGetMatchingRestrictedErrorInfo +@ stdcall RoGetMatchingRestrictedErrorInfo(long ptr) @ stdcall RoGetParameterizedTypeInstanceIID(long ptr ptr ptr ptr) @ stdcall RoGetServerActivatableClasses(ptr ptr ptr) @ stdcall RoInitialize(long) @@ -315,8 +315,8 @@ @ stub RoResolveRestrictedErrorInfoReference @ stub RoRevokeActivationFactories @ stdcall RoSetErrorReportingFlags(long) -@ stub RoTransformError -@ stub RoTransformErrorW +@ stdcall RoTransformError(long long ptr) +@ stdcall RoTransformErrorW(long long long ptr) @ stdcall RoUninitialize() @ stub RoUnregisterForApartmentShutdown @ stub SetCleanupFlag diff --git a/dlls/combase/errorinfo.c b/dlls/combase/errorinfo.c index 9383e8d5a72..afe30e43080 100644 --- a/dlls/combase/errorinfo.c +++ b/dlls/combase/errorinfo.c @@ -27,6 +27,9 @@ #include "wine/debug.h" +#include "roerrorapi.h" + + WINE_DEFAULT_DEBUG_CHANNEL(ole); struct error_info @@ -393,3 +396,308 @@ HRESULT WINAPI SetErrorInfo(ULONG reserved, IErrorInfo *error_info) return S_OK; } + +/*********************************************************************** + * IRestrictedErrorInfo implementation / helper (combase internal) + */ +struct restricted_error_info +{ + IRestrictedErrorInfo IRestrictedErrorInfo_iface; + IErrorInfo IErrorInfo_iface; + LONG refcount; + + GUID guid; + WCHAR *source; + WCHAR *help_file; + DWORD help_context; + + HRESULT hr; + WCHAR *description; + WCHAR *restricted_description; + WCHAR *capability_sid; + WCHAR *reference; + + BOOL context_captured; + USHORT stack_frame_count; + void *stack_frames[32]; + ULONG stack_hash; +}; + +static struct restricted_error_info *impl_from_IRestrictedErrorInfo(IRestrictedErrorInfo *iface) +{ + return CONTAINING_RECORD(iface, struct restricted_error_info, IRestrictedErrorInfo_iface); +} + +static struct restricted_error_info *impl_from_restricted_IErrorInfo(IErrorInfo *iface) +{ + return CONTAINING_RECORD(iface, struct restricted_error_info, IErrorInfo_iface); +} + +static ULONG restricted_errorinfo_addref(struct restricted_error_info *info) +{ + ULONG refcount = InterlockedIncrement(&info->refcount); + + TRACE("%p, refcount %lu.\n", info, refcount); + return refcount; +} + +static ULONG restricted_errorinfo_release(struct restricted_error_info *info) +{ + ULONG refcount = InterlockedDecrement(&info->refcount); + + TRACE("%p, refcount %lu.\n", info, refcount); + + if (!refcount) + { + free(info->source); + free(info->help_file); + free(info->description); + free(info->restricted_description); + free(info->capability_sid); + free(info->reference); + free(info); + } + + return refcount; +} + +static HRESULT WINAPI restricted_errorinfo_QueryInterface(IRestrictedErrorInfo *iface, REFIID riid, void **obj) +{ + struct restricted_error_info *info = impl_from_IRestrictedErrorInfo(iface); + + TRACE("%p, %s, %p.\n", iface, debugstr_guid(riid), obj); + + if (!obj) return E_POINTER; + *obj = NULL; + + if (IsEqualIID(riid, &IID_IUnknown) || IsEqualIID(riid, &IID_IRestrictedErrorInfo)) + *obj = &info->IRestrictedErrorInfo_iface; + else if (IsEqualIID(riid, &IID_IErrorInfo)) + *obj = &info->IErrorInfo_iface; + + if (*obj) + { + restricted_errorinfo_addref(info); + return S_OK; + } + + WARN("Unsupported interface %s.\n", debugstr_guid(riid)); + return E_NOINTERFACE; +} + +static ULONG WINAPI restricted_errorinfo_AddRef(IRestrictedErrorInfo *iface) +{ + struct restricted_error_info *info = impl_from_IRestrictedErrorInfo(iface); + return restricted_errorinfo_addref(info); +} + +static ULONG WINAPI restricted_errorinfo_Release(IRestrictedErrorInfo *iface) +{ + struct restricted_error_info *info = impl_from_IRestrictedErrorInfo(iface); + return restricted_errorinfo_release(info); +} + +static HRESULT WINAPI restricted_errorinfo_GetErrorDetails(IRestrictedErrorInfo *iface, + BSTR *description, HRESULT *error, BSTR *restricted_description, BSTR *capability_sid) +{ + struct restricted_error_info *info = impl_from_IRestrictedErrorInfo(iface); + + TRACE("%p, %p, %p, %p, %p.\n", iface, description, error, restricted_description, capability_sid); + + if (description) + *description = info->description ? SysAllocString(info->description) : NULL; + if (error) + *error = info->hr; + if (restricted_description) + *restricted_description = info->restricted_description ? SysAllocString(info->restricted_description) : NULL; + if (capability_sid) + *capability_sid = info->capability_sid ? SysAllocString(info->capability_sid) : NULL; + + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_GetReference(IRestrictedErrorInfo *iface, BSTR *reference) +{ + struct restricted_error_info *info = impl_from_IRestrictedErrorInfo(iface); + + TRACE("%p, %p.\n", iface, reference); + + if (!reference) return E_POINTER; + *reference = info->reference ? SysAllocString(info->reference) : NULL; + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_ierror_QueryInterface(IErrorInfo *iface, REFIID riid, void **obj) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + return IRestrictedErrorInfo_QueryInterface(&info->IRestrictedErrorInfo_iface, riid, obj); +} + +static ULONG WINAPI restricted_errorinfo_ierror_AddRef(IErrorInfo *iface) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + return restricted_errorinfo_addref(info); +} + +static ULONG WINAPI restricted_errorinfo_ierror_Release(IErrorInfo *iface) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + return restricted_errorinfo_release(info); +} + +static HRESULT WINAPI restricted_errorinfo_ierror_GetGUID(IErrorInfo *iface, GUID *guid) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + + TRACE("%p, %p.\n", iface, guid); + + if (!guid) return E_INVALIDARG; + *guid = info->guid; + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_ierror_GetSource(IErrorInfo *iface, BSTR *source) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + + TRACE("%p, %p.\n", iface, source); + + if (!source) return E_INVALIDARG; + *source = info->source ? SysAllocString(info->source) : NULL; + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_ierror_GetDescription(IErrorInfo *iface, BSTR *description) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + + TRACE("%p, %p.\n", iface, description); + + if (!description) return E_INVALIDARG; + *description = info->description ? SysAllocString(info->description) : NULL; + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_ierror_GetHelpFile(IErrorInfo *iface, BSTR *helpfile) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + + TRACE("%p, %p.\n", iface, helpfile); + + if (!helpfile) return E_INVALIDARG; + *helpfile = info->help_file ? SysAllocString(info->help_file) : NULL; + return S_OK; +} + +static HRESULT WINAPI restricted_errorinfo_ierror_GetHelpContext(IErrorInfo *iface, DWORD *help_context) +{ + struct restricted_error_info *info = impl_from_restricted_IErrorInfo(iface); + + TRACE("%p, %p.\n", iface, help_context); + + if (!help_context) return E_INVALIDARG; + *help_context = info->help_context; + return S_OK; +} + +static const IErrorInfoVtbl restricted_errorinfo_ierror_vtbl = +{ + restricted_errorinfo_ierror_QueryInterface, + restricted_errorinfo_ierror_AddRef, + restricted_errorinfo_ierror_Release, + restricted_errorinfo_ierror_GetGUID, + restricted_errorinfo_ierror_GetSource, + restricted_errorinfo_ierror_GetDescription, + restricted_errorinfo_ierror_GetHelpFile, + restricted_errorinfo_ierror_GetHelpContext +}; + +static const IRestrictedErrorInfoVtbl restricted_errorinfo_vtbl = +{ + restricted_errorinfo_QueryInterface, + restricted_errorinfo_AddRef, + restricted_errorinfo_Release, + restricted_errorinfo_GetErrorDetails, + restricted_errorinfo_GetReference +}; + +HRESULT create_restricted_error_info(HRESULT hr, const WCHAR *description, + const WCHAR *restricted_description, const WCHAR *capability_sid, + const WCHAR *reference, IRestrictedErrorInfo **ret) +{ + struct restricted_error_info *info; + + TRACE("%#lx, %s, %s, %s, %s, %p.\n", hr, debugstr_w(description), + debugstr_w(restricted_description), debugstr_w(capability_sid), + debugstr_w(reference), ret); + + if (!ret) return E_INVALIDARG; + *ret = NULL; + + info = calloc(1, sizeof(*info)); + if (!info) return E_OUTOFMEMORY; + + info->IRestrictedErrorInfo_iface.lpVtbl = &restricted_errorinfo_vtbl; + info->IErrorInfo_iface.lpVtbl = &restricted_errorinfo_ierror_vtbl; + info->refcount = 1; + + info->guid = GUID_NULL; + info->source = NULL; + info->help_file = NULL; + info->help_context = 0; + + info->hr = hr; + info->description = description ? wcsdup(description) : NULL; + info->restricted_description = restricted_description ? wcsdup(restricted_description) : NULL; + info->capability_sid = capability_sid ? wcsdup(capability_sid) : NULL; + info->reference = reference ? wcsdup(reference) : NULL; + + info->context_captured = FALSE; + info->stack_frame_count = 0; + info->stack_hash = 0; + + *ret = &info->IRestrictedErrorInfo_iface; + return S_OK; +} + +HRESULT capture_restricted_error_context(IRestrictedErrorInfo *iface, HRESULT hr) +{ + struct restricted_error_info *info; + ULONG hash = 0; + + TRACE("%p, %#lx.\n", iface, hr); + + if (!iface) + return E_INVALIDARG; + + info = impl_from_IRestrictedErrorInfo(iface); + + info->hr = hr; + memset(info->stack_frames, 0, sizeof(info->stack_frames)); + info->stack_frame_count = RtlCaptureStackBackTrace(1, ARRAY_SIZE(info->stack_frames), + info->stack_frames, &hash); + info->stack_hash = hash; + info->context_captured = TRUE; + + return S_OK; +} + +HRESULT copy_restricted_error_context(IRestrictedErrorInfo *dst_iface, IRestrictedErrorInfo *src_iface) +{ + struct restricted_error_info *dst, *src; + + TRACE("%p, %p.\n", dst_iface, src_iface); + + if (!dst_iface || !src_iface) + return E_INVALIDARG; + + dst = impl_from_IRestrictedErrorInfo(dst_iface); + src = impl_from_IRestrictedErrorInfo(src_iface); + + dst->context_captured = src->context_captured; + dst->stack_frame_count = src->stack_frame_count; + memcpy(dst->stack_frames, src->stack_frames, sizeof(dst->stack_frames)); + dst->stack_hash = src->stack_hash; + + return S_OK; +} diff --git a/dlls/combase/roapi.c b/dlls/combase/roapi.c index f4f7c0aac26..7137294e201 100644 --- a/dlls/combase/roapi.c +++ b/dlls/combase/roapi.c @@ -17,6 +17,7 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #define COBJMACROS +#define WINOLEAUTAPI #include "objbase.h" #include "initguid.h" #include "roapi.h" @@ -29,8 +30,26 @@ #include "wine/debug.h" +HRESULT create_restricted_error_info(HRESULT hr, const WCHAR *description, + const WCHAR *restricted_description, const WCHAR *capability_sid, + const WCHAR *reference, IRestrictedErrorInfo **ret); + +HRESULT capture_restricted_error_context(IRestrictedErrorInfo *iface, HRESULT hr); + +HRESULT copy_restricted_error_context(IRestrictedErrorInfo *dst_iface, IRestrictedErrorInfo *src_iface); + +HRESULT WINAPI RoGetMatchingRestrictedErrorInfo(HRESULT error, IRestrictedErrorInfo **info); + WINE_DEFAULT_DEBUG_CHANNEL(combase); +static UINT32 ro_error_reporting_flags = RO_ERROR_REPORTING_USESETERRORINFO; + +#define RO_ERROR_REPORTING_VALID_MASK \ + (RO_ERROR_REPORTING_SUPPRESSEXCEPTIONS | \ + RO_ERROR_REPORTING_FORCEEXCEPTIONS | \ + RO_ERROR_REPORTING_USESETERRORINFO | \ + RO_ERROR_REPORTING_SUPPRESSSETERRORINFO) + struct activatable_class_data { ULONG size; @@ -40,6 +59,86 @@ struct activatable_class_data DWORD threading_model; }; +static WCHAR *duplicate_bounded_message(const WCHAR *message, UINT cchMax) +{ + UINT len = 0, limit = 511; + WCHAR *copy; + + if (!message) + return NULL; + + if (!cchMax) + { + while (len < limit && message[len]) + len++; + } + else + { + while (len < cchMax && len < limit && message[len]) + len++; + } + + if (!len) + return NULL; + + copy = malloc((len + 1) * sizeof(*copy)); + if (!copy) + return NULL; + + memcpy(copy, message, len * sizeof(*copy)); + copy[len] = 0; + return copy; +} + +static BOOL is_current_thread_com_initialized(void) +{ + struct tlsdata *tlsdata = NtCurrentTeb()->ReservedForOle; + + return tlsdata && (tlsdata->inits || tlsdata->ole_inits); +} + +static BOOL should_use_seterrorinfo(void) +{ + if (ro_error_reporting_flags & RO_ERROR_REPORTING_SUPPRESSSETERRORINFO) + return FALSE; + if (!(ro_error_reporting_flags & RO_ERROR_REPORTING_USESETERRORINFO)) + return FALSE; + if (!is_current_thread_com_initialized()) + return FALSE; + + return TRUE; +} + +static WCHAR *get_generic_error_message(HRESULT error) +{ + WCHAR *system_message = NULL, *copy; + DWORD len, flags = FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM | + FORMAT_MESSAGE_IGNORE_INSERTS; + + len = FormatMessageW(flags, NULL, error, 0, (WCHAR *)&system_message, 0, NULL); + if (!len) + len = FormatMessageW(flags, NULL, E_FAIL, 0, (WCHAR *)&system_message, 0, NULL); + + if (!len || !system_message) + return wcsdup(L"Unspecified error"); + + while (len && (system_message[len - 1] == '\r' || system_message[len - 1] == '\n')) + system_message[--len] = 0; + + if (len > 511) + len = 511; + + copy = malloc((len + 1) * sizeof(*copy)); + if (copy) + { + memcpy(copy, system_message, len * sizeof(*copy)); + copy[len] = 0; + } + + LocalFree(system_message); + return copy; +} + static HRESULT get_library_for_classid(const WCHAR *classid, WCHAR **out) { ACTCTX_SECTION_KEYED_DATA data; @@ -498,8 +597,36 @@ HRESULT WINAPI RoRegisterActivationFactories(HSTRING *classes, PFNGETACTIVATIONF */ HRESULT WINAPI GetRestrictedErrorInfo(IRestrictedErrorInfo **info) { - FIXME( "(%p)\n", info ); - return E_NOTIMPL; + IErrorInfo *error_info = NULL; + HRESULT hr; + + TRACE("(%p)\n", info); + + if (!info) return E_POINTER; + *info = NULL; + + hr = GetErrorInfo(0, &error_info); + if (hr == S_FALSE) + return S_FALSE; + if (FAILED(hr)) + { + WARN("GetErrorInfo failed, hr %#lx.\n", hr); + return hr; + } + + if (!error_info) + return S_FALSE; + + hr = IErrorInfo_QueryInterface(error_info, &IID_IRestrictedErrorInfo, (void **)info); + IErrorInfo_Release(error_info); + + if (FAILED(hr)) + { + TRACE("Current error object does not support IRestrictedErrorInfo.\n"); + return S_FALSE; + } + + return S_OK; } /*********************************************************************** @@ -507,8 +634,107 @@ HRESULT WINAPI GetRestrictedErrorInfo(IRestrictedErrorInfo **info) */ HRESULT WINAPI SetRestrictedErrorInfo(IRestrictedErrorInfo *info) { - FIXME( "(%p)\n", info ); - return E_NOTIMPL; + IErrorInfo *error_info = NULL; + HRESULT hr; + + TRACE("(%p)\n", info); + + if (!info) + return SetErrorInfo(0, NULL); + + hr = IRestrictedErrorInfo_QueryInterface(info, &IID_IErrorInfo, (void **)&error_info); + if (FAILED(hr)) + { + WARN("Restricted error object does not expose IErrorInfo, hr %#lx.\n", hr); + return hr; + } + + hr = SetErrorInfo(0, error_info); + IErrorInfo_Release(error_info); + + return hr; +} + +/*********************************************************************** + * RoCaptureErrorContext (combase.@) + * + * Captures the current restricted error context for the specified HRESULT. + * + * Wine stores the captured context in the restricted error object, + * including a stack backtrace. Native Windows Error Reporting (WER) + * integration is not implemented yet. + */ +HRESULT WINAPI RoCaptureErrorContext(HRESULT error) +{ + IRestrictedErrorInfo *info = NULL; + HRESULT hr, stored_error = S_OK; + + TRACE("%#lx.\n", error); + + if (!FAILED(error)) + return S_OK; + + hr = GetRestrictedErrorInfo(&info); + if (FAILED(hr) && hr != S_FALSE) + { + WARN("GetRestrictedErrorInfo failed, hr %#lx.\n", hr); + return hr; + } + + if (info) + { + hr = IRestrictedErrorInfo_GetErrorDetails(info, NULL, &stored_error, NULL, NULL); + if (FAILED(hr) || stored_error != error) + { + IRestrictedErrorInfo_Release(info); + info = NULL; + } + } + + if (!info) + { + hr = create_restricted_error_info(error, NULL, NULL, NULL, NULL, &info); + if (FAILED(hr)) + { + WARN("create_restricted_error_info failed, hr %#lx.\n", hr); + return hr; + } + } + + hr = capture_restricted_error_context(info, error); + if (FAILED(hr)) + { + WARN("capture_restricted_error_context failed, hr %#lx.\n", hr); + IRestrictedErrorInfo_Release(info); + return hr; + } + + hr = SetRestrictedErrorInfo(info); + IRestrictedErrorInfo_Release(info); + + return hr; +} + +/*********************************************************************** + * RoClearError (combase.@) + * + * Clears the current restricted error info for the calling thread. + */ +void WINAPI RoClearError(void) +{ + struct tlsdata *tlsdata = NtCurrentTeb()->ReservedForOle; + IErrorInfo *error_info; + + TRACE("()\n"); + + if (!tlsdata) + return; + + error_info = tlsdata->errorinfo; + tlsdata->errorinfo = NULL; + + if (error_info) + IErrorInfo_Release(error_info); } /*********************************************************************** @@ -525,8 +751,15 @@ BOOL WINAPI RoOriginateLanguageException(HRESULT error, HSTRING message, IUnknow */ BOOL WINAPI RoOriginateError(HRESULT error, HSTRING message) { - FIXME("%#lx, %s: stub\n", error, debugstr_hstring(message)); - return FALSE; + const WCHAR *str = NULL; + UINT32 len = 0; + + TRACE("%#lx, %s.\n", error, debugstr_hstring(message)); + + if (message) + str = WindowsGetStringRawBuffer(message, &len); + + return RoOriginateErrorW(error, len, str); } /*********************************************************************** @@ -534,16 +767,89 @@ BOOL WINAPI RoOriginateError(HRESULT error, HSTRING message) */ BOOL WINAPI RoOriginateErrorW(HRESULT error, UINT max_len, const WCHAR *message) { - FIXME("%#lx, %u, %p: stub\n", error, max_len, message); - return FALSE; + IRestrictedErrorInfo *info = NULL; + WCHAR *text = NULL; + HRESULT hr; + + TRACE("%#lx, %u, %s.\n", error, max_len, debugstr_w(message)); + + if (!FAILED(error)) + return FALSE; + + if (message) + text = duplicate_bounded_message(message, max_len); + else + text = get_generic_error_message(error); + + if (message && !text) + return FALSE; + + /* The call still succeeds even if we don't attach the error object + * to the COM channel. */ + if (!should_use_seterrorinfo()) + { + free(text); + return TRUE; + } + + hr = create_restricted_error_info(error, text, NULL, NULL, NULL, &info); + free(text); + if (FAILED(hr)) + { + WARN("create_restricted_error_info failed, hr %#lx.\n", hr); + return FALSE; + } + + hr = SetRestrictedErrorInfo(info); + IRestrictedErrorInfo_Release(info); + + return SUCCEEDED(hr); } /*********************************************************************** - * RoReportUnhandledError (combase.@) + * RoReportUnhandledError (combase.@) + * + * Reports an unhandled error by updating the COM error channel state + * for the current thread and logging the error details. */ HRESULT WINAPI RoReportUnhandledError(IRestrictedErrorInfo *info) { - FIXME("(%p): stub\n", info); + HRESULT hr; + BSTR description = NULL, restricted = NULL, capability = NULL; + HRESULT orig_error = S_OK; + + TRACE("(%p)\n", info); + + if (!info) + return E_POINTER; + + hr = SetRestrictedErrorInfo(info); + if (FAILED(hr)) + { + WARN("SetRestrictedErrorInfo failed, hr %#lx.\n", hr); + return hr; + } + + if (SUCCEEDED(IRestrictedErrorInfo_GetErrorDetails(info, &description, &orig_error, + &restricted, &capability))) + { + WARN("Unhandled WinRT error: hr %#lx, desc %s, restricted %s, capability %s\n", + orig_error, debugstr_w(description), debugstr_w(restricted), + debugstr_w(capability)); + + SysFreeString(description); + SysFreeString(restricted); + SysFreeString(capability); + } + else + { + WARN("Unhandled WinRT error reported, but failed to get details.\n"); + } + + /* Native Windows triggers the Global Error Handler here. + * Wine currently preserves the reported restricted error object + * on the current thread for later observation. + */ return S_OK; } @@ -552,7 +858,210 @@ HRESULT WINAPI RoReportUnhandledError(IRestrictedErrorInfo *info) */ HRESULT WINAPI RoSetErrorReportingFlags(UINT32 flags) { - FIXME("(%08x): stub\n", flags); + TRACE("(%08x)\n", flags); + + if (flags & ~RO_ERROR_REPORTING_VALID_MASK) + return E_INVALIDARG; + + ro_error_reporting_flags = flags; + return S_OK; +} + +/*********************************************************************** + * RoTransformErrorW (combase.@) + * + * Transforms the current restricted error into a new one with a different + * HRESULT and (optionally) a new user-visible message. + */ + +BOOL WINAPI RoTransformErrorW(HRESULT old_error, HRESULT new_error, + UINT max_len, const WCHAR *message) +{ + IRestrictedErrorInfo *old_info = NULL, *new_info = NULL; + BSTR desc = NULL, restricted_desc = NULL, cap_sid = NULL, reference = NULL; + HRESULT hr, stored_hr = S_OK; + WCHAR *bounded_message = NULL; + const WCHAR *new_desc = NULL, *new_restricted_desc = NULL; + + TRACE("%#lx, %#lx, %u, %s.\n", old_error, new_error, max_len, debugstr_w(message)); + + if (old_error == new_error) + return FALSE; + if (!FAILED(old_error) && !FAILED(new_error)) + return FALSE; + + if (message) + { + bounded_message = duplicate_bounded_message(message, max_len); + if (!bounded_message) + return FALSE; + } + else + { + bounded_message = get_generic_error_message(new_error); + if (!bounded_message) + return FALSE; + } + + /* As with RoOriginateErrorW(), the call can still succeed even if + * we don't attach the transformed error object to the COM channel. */ + if (!should_use_seterrorinfo()) + { + free(bounded_message); + return TRUE; + } + + hr = RoGetMatchingRestrictedErrorInfo(old_error, &old_info); + if (FAILED(hr)) + { + WARN("RoGetMatchingRestrictedErrorInfo failed, hr %#lx.\n", hr); + free(bounded_message); + return FALSE; + } + + if (old_info) + { + hr = IRestrictedErrorInfo_GetErrorDetails(old_info, &desc, &stored_hr, + &restricted_desc, &cap_sid); + if (FAILED(hr)) + { + desc = NULL; + restricted_desc = NULL; + cap_sid = NULL; + } + + hr = IRestrictedErrorInfo_GetReference(old_info, &reference); + if (FAILED(hr)) + reference = NULL; + } + + new_desc = bounded_message; + new_restricted_desc = desc ? desc : restricted_desc; + + hr = create_restricted_error_info(new_error, new_desc, new_restricted_desc, + cap_sid, reference, &new_info); + if (FAILED(hr)) + { + WARN("create_restricted_error_info failed, hr %#lx.\n", hr); + goto done; + } + + if (old_info) + { + hr = copy_restricted_error_context(new_info, old_info); + if (FAILED(hr)) + { + WARN("copy_restricted_error_context failed, hr %#lx.\n", hr); + goto done; + } + } + + hr = SetRestrictedErrorInfo(new_info); + if (FAILED(hr)) + { + WARN("SetRestrictedErrorInfo failed, hr %#lx.\n", hr); + goto done; + } + +done: + if (new_info) + IRestrictedErrorInfo_Release(new_info); + if (old_info) + IRestrictedErrorInfo_Release(old_info); + if (desc) + SysFreeString(desc); + if (restricted_desc) + SysFreeString(restricted_desc); + if (cap_sid) + SysFreeString(cap_sid); + if (reference) + SysFreeString(reference); + free(bounded_message); + + return SUCCEEDED(hr); +} + +/*********************************************************************** + * RoTransformError (combase.@) + */ +BOOL WINAPI RoTransformError(HRESULT old_error, HRESULT new_error, HSTRING message) +{ + const WCHAR *msg = NULL; + UINT32 len = 0; + + TRACE("%#lx, %#lx, %s.\n", old_error, new_error, debugstr_hstring(message)); + + if (message) + msg = WindowsGetStringRawBuffer(message, &len); + + return RoTransformErrorW(old_error, new_error, len, msg); +} + +/*********************************************************************** + * RoGetMatchingRestrictedErrorInfo (combase.@) + * + * Ensures that there is a restricted error info whose HRESULT matches + * the given error code, and returns it. + */ +HRESULT WINAPI RoGetMatchingRestrictedErrorInfo(HRESULT error, IRestrictedErrorInfo **info) +{ + IRestrictedErrorInfo *current = NULL; + HRESULT hr, stored_hr = S_OK; + + TRACE("%#lx, %p.\n", error, info); + + if (!info) return E_POINTER; + *info = NULL; + + if (!FAILED(error)) + return S_FALSE; + + hr = GetRestrictedErrorInfo(¤t); + if (FAILED(hr) && hr != S_FALSE) + { + WARN("GetRestrictedErrorInfo failed, hr %#lx.\n", hr); + return hr; + } + + if (current) + { + hr = IRestrictedErrorInfo_GetErrorDetails(current, NULL, &stored_hr, NULL, NULL); + if (SUCCEEDED(hr) && stored_hr == error) + { + hr = SetRestrictedErrorInfo(current); + if (FAILED(hr)) + { + WARN("SetRestrictedErrorInfo failed, hr %#lx.\n", hr); + IRestrictedErrorInfo_Release(current); + return hr; + } + + IRestrictedErrorInfo_AddRef(current); + *info = current; + IRestrictedErrorInfo_Release(current); + return S_OK; + } + + IRestrictedErrorInfo_Release(current); + current = NULL; + } + + hr = create_restricted_error_info(error, NULL, NULL, NULL, NULL, ¤t); + if (FAILED(hr)) + { + WARN("create_restricted_error_info failed, hr %#lx.\n", hr); + return hr; + } + + hr = SetRestrictedErrorInfo(current); + if (FAILED(hr)) + { + WARN("SetRestrictedErrorInfo failed, hr %#lx.\n", hr); + IRestrictedErrorInfo_Release(current); + return hr; + } + + *info = current; return S_OK; } @@ -561,12 +1070,12 @@ HRESULT WINAPI RoSetErrorReportingFlags(UINT32 flags) */ HRESULT WINAPI RoGetErrorReportingFlags(UINT32 *flags) { - FIXME("(%p): stub\n", flags); + TRACE("(%p)\n", flags); if (!flags) return E_POINTER; - *flags = RO_ERROR_REPORTING_USESETERRORINFO; + *flags = ro_error_reporting_flags; return S_OK; } -- GitLab https://gitlab.winehq.org/wine/wine/-/merge_requests/10659