Alexandre Julliard : ntdll: Initial implementation of RtlQueryInformationActivationContext.
Module: wine Branch: master Commit: 3a71513d991fe6b818d92eb3c5435b472b216a0b URL: http://source.winehq.org/git/wine.git/?a=commit;h=3a71513d991fe6b818d92eb3c5...
Author: Alexandre Julliard julliard@winehq.org Date: Wed Jul 25 18:17:36 2007 +0200
ntdll: Initial implementation of RtlQueryInformationActivationContext.
Partially based on a patch by Eric Pouech.
---
dlls/kernel32/actctx.c | 14 ++++++--- dlls/ntdll/actctx.c | 74 ++++++++++++++++++++++++++++++++++++++++++++++++ dlls/ntdll/ntdll.spec | 2 +- include/winternl.h | 2 + 4 files changed, 86 insertions(+), 6 deletions(-)
diff --git a/dlls/kernel32/actctx.c b/dlls/kernel32/actctx.c index 84c29cd..2d1e11c 100644 --- a/dlls/kernel32/actctx.c +++ b/dlls/kernel32/actctx.c @@ -293,9 +293,13 @@ BOOL WINAPI QueryActCtxW(DWORD dwFlags, HANDLE hActCtx, PVOID pvSubInst, ULONG ulClass, PVOID pvBuff, SIZE_T cbBuff, SIZE_T *pcbLen) { - FIXME("%08x %p %p %u %p %ld %p\n", dwFlags, hActCtx, - pvSubInst, ulClass, pvBuff, cbBuff, pcbLen); - /* this makes Adobe Photoshop 7.0 happy */ - SetLastError( ERROR_CALL_NOT_IMPLEMENTED); - return FALSE; + NTSTATUS status; + + if ((status = RtlQueryInformationActivationContext( dwFlags, hActCtx, pvSubInst, ulClass, + pvBuff, cbBuff, pcbLen ))) + { + SetLastError(RtlNtStatusToDosError(status)); + return FALSE; + } + return TRUE; } diff --git a/dlls/ntdll/actctx.c b/dlls/ntdll/actctx.c index f7b0b43..7068424 100644 --- a/dlls/ntdll/actctx.c +++ b/dlls/ntdll/actctx.c @@ -1893,6 +1893,37 @@ static NTSTATUS parse_depend_manifests(struct actctx_loader* acl) return status; }
+/* find the appropriate activation context for RtlQueryInformationActivationContext */ +static NTSTATUS find_query_actctx( HANDLE *handle, DWORD flags ) +{ + NTSTATUS status = STATUS_SUCCESS; + + if (flags & QUERY_ACTCTX_FLAG_USE_ACTIVE_ACTCTX) + { + if (NtCurrentTeb()->ActivationContextStack.ActiveFrame) + *handle = NtCurrentTeb()->ActivationContextStack.ActiveFrame->ActivationContext; + } + else if (flags & (QUERY_ACTCTX_FLAG_ACTCTX_IS_ADDRESS|QUERY_ACTCTX_FLAG_ACTCTX_IS_HMODULE)) + { + ULONG magic; + LDR_MODULE *pldr; + + LdrLockLoaderLock( 0, NULL, &magic ); + if (!LdrFindEntryForAddress( *handle, &pldr )) + { + if ((flags & QUERY_ACTCTX_FLAG_ACTCTX_IS_HMODULE) && *handle != pldr->BaseAddress) + status = STATUS_DLL_NOT_FOUND; + else + *handle = pldr->ActivationContext; + } + else status = STATUS_DLL_NOT_FOUND; + LdrUnlockLoaderLock( 0, magic ); + } + else if (!*handle) *handle = process_actctx; + + return status; +} + /* initialize the activation context for the current process */ void actctx_init(void) { @@ -2149,3 +2180,46 @@ BOOLEAN WINAPI RtlIsActivationContextActive( HANDLE handle ) if (frame->ActivationContext == handle) return TRUE; return FALSE; } + + +/*********************************************************************** + * RtlQueryInformationActivationContext (NTDLL.@) + * + * Get information about an activation context. + * FIXME: function signature/prototype may be wrong + */ +NTSTATUS WINAPI RtlQueryInformationActivationContext( ULONG flags, HANDLE handle, PVOID subinst, + ULONG class, PVOID buffer, + SIZE_T bufsize, SIZE_T *retlen ) +{ + NTSTATUS status; + + TRACE("%08x %p %p %u %p %ld %p\n", flags, handle, + subinst, class, buffer, bufsize, retlen); + + if ((status = find_query_actctx( &handle, flags ))) return status; + + switch (class) + { + case ActivationContextBasicInformation: + { + ACTIVATION_CONTEXT_BASIC_INFORMATION *info = buffer; + + if (retlen) *retlen = sizeof(*info); + if (!info || bufsize < sizeof(*info)) return STATUS_BUFFER_TOO_SMALL; + + info->hActCtx = handle; + info->dwFlags = 0; /* FIXME */ + if (!(flags & QUERY_ACTCTX_FLAG_NO_ADDREF)) RtlAddRefActivationContext( handle ); + } + break; + + case ActivationContextDetailedInformation: + case AssemblyDetailedInformationInActivationContext: + case FileInformationInAssemblyOfAssemblyInActivationContext: + default: + FIXME( "class %u not implemented\n", class ); + return STATUS_NOT_IMPLEMENTED; + } + return STATUS_SUCCESS; +} diff --git a/dlls/ntdll/ntdll.spec b/dlls/ntdll/ntdll.spec index 62e89c7..6f05412 100644 --- a/dlls/ntdll/ntdll.spec +++ b/dlls/ntdll/ntdll.spec @@ -767,7 +767,7 @@ @ stdcall RtlQueryEnvironmentVariable_U(ptr ptr ptr) @ stub RtlQueryHeapInformation @ stdcall RtlQueryInformationAcl(ptr ptr long long) -@ stub RtlQueryInformationActivationContext +@ stdcall RtlQueryInformationActivationContext(long long ptr ptr long ptr long ptr) @ stub RtlQueryInformationActiveActivationContext @ stub RtlQueryInterfaceMemoryStream @ stub RtlQueryProcessBackTraceInformation diff --git a/include/winternl.h b/include/winternl.h index 372e4d4..8ad8329 100644 --- a/include/winternl.h +++ b/include/winternl.h @@ -2195,10 +2195,12 @@ BOOLEAN WINAPI RtlPrefixUnicodeString(const UNICODE_STRING*,const UNICODE_STRI NTSTATUS WINAPI RtlQueryAtomInAtomTable(RTL_ATOM_TABLE,RTL_ATOM,ULONG*,ULONG*,WCHAR*,ULONG*); NTSTATUS WINAPI RtlQueryEnvironmentVariable_U(PWSTR,PUNICODE_STRING,PUNICODE_STRING); NTSTATUS WINAPI RtlQueryInformationAcl(PACL,LPVOID,DWORD,ACL_INFORMATION_CLASS); +NTSTATUS WINAPI RtlQueryInformationActivationContext(ULONG,HANDLE,PVOID,ULONG,PVOID,SIZE_T,SIZE_T*); NTSTATUS WINAPI RtlQueryProcessDebugInformation(ULONG,ULONG,PDEBUG_BUFFER); NTSTATUS WINAPI RtlQueryRegistryValues(ULONG, PCWSTR, PRTL_QUERY_REGISTRY_TABLE, PVOID, PVOID); NTSTATUS WINAPI RtlQueryTimeZoneInformation(RTL_TIME_ZONE_INFORMATION*); NTSTATUS WINAPI RtlQueueWorkItem(PRTL_WORK_ITEM_ROUTINE,PVOID,ULONG); + void WINAPI RtlRaiseException(PEXCEPTION_RECORD); void WINAPI RtlRaiseStatus(NTSTATUS); ULONG WINAPI RtlRandom(PULONG);
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Alexandre Julliard