[PATCH 5/5] combase: Move ORPC functionality.
Nikolay Sivov
nsivov at codeweavers.com
Tue Sep 1 08:27:10 CDT 2020
Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
---
dlls/combase/apartment.c | 13 +-
dlls/combase/combase.c | 11 +
dlls/combase/combase.spec | 10 +-
dlls/combase/combase_private.h | 31 +-
dlls/combase/marshal.c | 24 +-
dlls/combase/rpc.c | 1615 +++++++++++++++++++++++++++++++
dlls/combase/stubmanager.c | 22 +-
dlls/ole32/Makefile.in | 1 -
dlls/ole32/compobj.c | 21 -
dlls/ole32/compobj_private.h | 146 +--
dlls/ole32/ole32.spec | 10 +-
dlls/ole32/rpc.c | 1654 --------------------------------
12 files changed, 1676 insertions(+), 1882 deletions(-)
delete mode 100644 dlls/ole32/rpc.c
diff --git a/dlls/combase/apartment.c b/dlls/combase/apartment.c
index bb9e9f44032..125eaff1429 100644
--- a/dlls/combase/apartment.c
+++ b/dlls/combase/apartment.c
@@ -443,7 +443,7 @@ void apartment_freeunusedlibraries(struct apartment *apt, DWORD delay)
LeaveCriticalSection(&apt->cs);
}
-void WINAPI apartment_release(struct apartment *apt)
+void apartment_release(struct apartment *apt)
{
DWORD refcount;
@@ -615,7 +615,7 @@ struct apartment * apartment_get_mta(void)
/* Return the current apartment if it exists, or, failing that, the MTA. Caller
* must free the returned apartment in either case. */
-struct apartment * WINAPI apartment_get_current_or_mta(void)
+struct apartment * apartment_get_current_or_mta(void)
{
struct apartment *apt = com_get_current_apt();
if (apt)
@@ -1098,14 +1098,13 @@ static HRESULT apartment_hostobject(struct apartment *apt, const struct host_obj
}
struct dispatch_params;
-extern void WINAPI Internal_RPC_ExecuteCall(struct dispatch_params *params);
static LRESULT CALLBACK apartment_wndproc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch (msg)
{
case DM_EXECUTERPC:
- Internal_RPC_ExecuteCall((struct dispatch_params *)lParam);
+ rpc_execute_call((struct dispatch_params *)lParam);
return 0;
case DM_HOSTOBJECT:
return apartment_hostobject(com_get_current_apt(), (const struct host_object_params *)lParam);
@@ -1119,7 +1118,7 @@ static BOOL apartment_is_model(const struct apartment *apt, DWORD model)
return (apt->multi_threaded == !(model & COINIT_APARTMENTTHREADED));
}
-HRESULT WINAPI enter_apartment(struct tlsdata *data, DWORD model)
+HRESULT enter_apartment(struct tlsdata *data, DWORD model)
{
HRESULT hr = S_OK;
@@ -1143,7 +1142,7 @@ HRESULT WINAPI enter_apartment(struct tlsdata *data, DWORD model)
return hr;
}
-void WINAPI leave_apartment(struct tlsdata *data)
+void leave_apartment(struct tlsdata *data)
{
if (!--data->inits)
{
@@ -1262,7 +1261,7 @@ HRESULT apartment_createwindowifneeded(struct apartment *apt)
}
/* retrieves the window for the main- or apartment-threaded apartment */
-HWND WINAPI apartment_getwindow(const struct apartment *apt)
+HWND apartment_getwindow(const struct apartment *apt)
{
assert(!apt->multi_threaded);
return apt->win;
diff --git a/dlls/combase/combase.c b/dlls/combase/combase.c
index b3e3844a4db..d959034b57f 100644
--- a/dlls/combase/combase.c
+++ b/dlls/combase/combase.c
@@ -3052,6 +3052,16 @@ HRESULT WINAPI CoLockObjectExternal(IUnknown *object, BOOL lock, BOOL last_unloc
return S_OK;
}
+/***********************************************************************
+ * CoRegisterChannelHook (combase.@)
+ */
+HRESULT WINAPI CoRegisterChannelHook(REFGUID guidExtension, IChannelHook *channel_hook)
+{
+ TRACE("%s, %p\n", debugstr_guid(guidExtension), channel_hook);
+
+ return rpc_register_channel_hook(guidExtension, channel_hook);
+}
+
/***********************************************************************
* DllMain (combase.@)
*/
@@ -3068,6 +3078,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD reason, LPVOID reserved)
if (reserved) break;
apartment_global_cleanup();
DeleteCriticalSection(®istered_classes_cs);
+ rpc_unregister_channel_hooks();
break;
case DLL_THREAD_DETACH:
com_cleanup_tlsdata();
diff --git a/dlls/combase/combase.spec b/dlls/combase/combase.spec
index f0429343f66..3a09ce064b0 100644
--- a/dlls/combase/combase.spec
+++ b/dlls/combase/combase.spec
@@ -139,6 +139,7 @@
@ stdcall CoQueryProxyBlanket(ptr ptr ptr ptr ptr ptr ptr ptr)
@ stub CoReactivateObject
@ stub CoRegisterActivationFilter
+@ stdcall CoRegisterChannelHook(ptr ptr)
@ stdcall CoRegisterClassObject(ptr ptr long long ptr)
@ stdcall CoRegisterInitializeSpy(ptr ptr)
@ stdcall CoRegisterMallocSpy(ptr)
@@ -350,12 +351,3 @@
@ stdcall WindowsSubstringWithSpecifiedLength(ptr long long ptr)
@ stdcall WindowsTrimStringEnd(ptr ptr ptr)
@ stdcall WindowsTrimStringStart(ptr ptr ptr)
-
-@ stdcall apartment_get_current_or_mta()
-@ stdcall apartment_release(ptr)
-@ stdcall enter_apartment(ptr long)
-@ stdcall leave_apartment(ptr)
-@ stdcall apartment_getwindow(ptr)
-@ stdcall stub_manager_int_release(ptr)
-@ stdcall ipid_get_dispatch_params(ptr ptr ptr ptr ptr ptr ptr)
-@ stdcall start_apartment_remote_unknown(ptr)
diff --git a/dlls/combase/combase_private.h b/dlls/combase/combase_private.h
index 0a735c9d473..0aa87f79a07 100644
--- a/dlls/combase/combase_private.h
+++ b/dlls/combase/combase_private.h
@@ -102,7 +102,7 @@ static inline struct apartment* com_get_current_apt(void)
return tlsdata->apt;
}
-HWND WINAPI apartment_getwindow(const struct apartment *apt) DECLSPEC_HIDDEN;
+HWND apartment_getwindow(const struct apartment *apt) DECLSPEC_HIDDEN;
HRESULT apartment_createwindowifneeded(struct apartment *apt) DECLSPEC_HIDDEN;
void apartment_freeunusedlibraries(struct apartment *apt, DWORD unload_delay) DECLSPEC_HIDDEN;
void apartment_global_cleanup(void) DECLSPEC_HIDDEN;
@@ -114,6 +114,18 @@ HRESULT rpcss_get_next_seqid(DWORD *id) DECLSPEC_HIDDEN;
HRESULT rpc_get_local_class_object(REFCLSID rclsid, REFIID riid, void **obj) DECLSPEC_HIDDEN;
HRESULT rpc_start_local_server(REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration) DECLSPEC_HIDDEN;
void rpc_stop_local_server(void *registration) DECLSPEC_HIDDEN;
+HRESULT rpc_create_clientchannel(const OXID *oxid, const IPID *ipid, const OXID_INFO *oxid_info, const IID *iid,
+ DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan, struct apartment *apt) DECLSPEC_HIDDEN;
+HRESULT rpc_create_serverchannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan) DECLSPEC_HIDDEN;
+HRESULT rpc_register_interface(REFIID riid) DECLSPEC_HIDDEN;
+void rpc_unregister_interface(REFIID riid, BOOL wait) DECLSPEC_HIDDEN;
+HRESULT rpc_resolve_oxid(OXID oxid, OXID_INFO *oxid_info) DECLSPEC_HIDDEN;
+void rpc_start_remoting(struct apartment *apt) DECLSPEC_HIDDEN;
+HRESULT rpc_register_channel_hook(REFGUID rguid, IChannelHook *hook) DECLSPEC_HIDDEN;
+void rpc_unregister_channel_hooks(void) DECLSPEC_HIDDEN;
+
+struct dispatch_params;
+void rpc_execute_call(struct dispatch_params *params);
enum class_reg_data_origin
{
@@ -136,10 +148,10 @@ struct class_reg_data
} u;
};
-HRESULT WINAPI enter_apartment(struct tlsdata *data, DWORD model);
-void WINAPI leave_apartment(struct tlsdata *data);
-void WINAPI apartment_release(struct apartment *apt);
-struct apartment * WINAPI apartment_get_current_or_mta(void);
+HRESULT enter_apartment(struct tlsdata *data, DWORD model) DECLSPEC_HIDDEN;
+void leave_apartment(struct tlsdata *data) DECLSPEC_HIDDEN;
+void apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
+struct apartment * apartment_get_current_or_mta(void) DECLSPEC_HIDDEN;
HRESULT apartment_increment_mta_usage(CO_MTA_USAGE_COOKIE *cookie) DECLSPEC_HIDDEN;
void apartment_decrement_mta_usage(CO_MTA_USAGE_COOKIE cookie) DECLSPEC_HIDDEN;
struct apartment * apartment_get_mta(void) DECLSPEC_HIDDEN;
@@ -152,6 +164,9 @@ void apartment_revoke_all_classes(const struct apartment *apt) DECLSPEC_HIDDEN;
struct apartment * apartment_findfromoxid(OXID oxid) DECLSPEC_HIDDEN;
struct apartment * apartment_findfromtid(DWORD tid) DECLSPEC_HIDDEN;
+HRESULT marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
+ DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags) DECLSPEC_HIDDEN;
+
/* Stub Manager */
/* signal to stub manager that this is a rem unknown object */
@@ -219,7 +234,7 @@ struct stub_manager
BOOL disconnected; /* CoDisconnectObject has been called (CS lock) */
};
-ULONG WINAPI stub_manager_int_release(struct stub_manager *stub_manager) DECLSPEC_HIDDEN;
+ULONG stub_manager_int_release(struct stub_manager *stub_manager) DECLSPEC_HIDDEN;
struct stub_manager * get_stub_manager_from_object(struct apartment *apt, IUnknown *object, BOOL alloc) DECLSPEC_HIDDEN;
void stub_manager_disconnect(struct stub_manager *m) DECLSPEC_HIDDEN;
ULONG stub_manager_ext_addref(struct stub_manager *m, ULONG refs, BOOL tableweak) DECLSPEC_HIDDEN;
@@ -231,3 +246,7 @@ BOOL stub_manager_notify_unmarshal(struct stub_manager *m, const IPID *ipid) DEC
struct ifstub * stub_manager_find_ifstub(struct stub_manager *m, REFIID iid, MSHLFLAGS flags) DECLSPEC_HIDDEN;
struct ifstub * stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *sb, REFIID iid, DWORD dest_context,
void *dest_context_data, MSHLFLAGS flags) DECLSPEC_HIDDEN;
+HRESULT ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
+ struct stub_manager **manager, IRpcStubBuffer **stub, IRpcChannelBuffer **chan,
+ IID *iid, IUnknown **iface) DECLSPEC_HIDDEN;
+HRESULT start_apartment_remote_unknown(struct apartment *apt) DECLSPEC_HIDDEN;
diff --git a/dlls/combase/marshal.c b/dlls/combase/marshal.c
index 89e28be4c60..ae971edbb1e 100644
--- a/dlls/combase/marshal.c
+++ b/dlls/combase/marshal.c
@@ -36,9 +36,6 @@ HRESULT WINAPI RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
const OXID_INFO *oxid_info, const IID *iid,
DWORD dest_context, void *dest_context_data,
IRpcChannelBuffer **chan, struct apartment *apt);
-HRESULT WINAPI RPC_RegisterInterface(REFIID riid);
-HRESULT WINAPI RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info);
-void WINAPI RPC_StartRemoting(struct apartment *apt);
static HRESULT unmarshal_object(const STDOBJREF *stdobjref, struct apartment *apt,
MSHCTX dest_context, void *dest_context_data,
@@ -889,7 +886,7 @@ static inline HRESULT get_facbuf_for_iid(REFIID riid, IPSFactoryBuffer **facbuf)
}
/* marshals an object into a STDOBJREF structure */
-HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
+HRESULT marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags)
{
struct stub_manager *manager;
@@ -971,7 +968,7 @@ HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFII
}
/* FIXME: check return value */
- RPC_RegisterInterface(riid);
+ rpc_register_interface(riid);
stdobjref->ipid = ifstub->ipid;
@@ -979,8 +976,6 @@ HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFII
return S_OK;
}
-
-
/* Client-side identity of the server object */
static HRESULT proxy_manager_get_remunknown(struct proxy_manager * This, IRemUnknown **remunk);
@@ -1583,7 +1578,7 @@ static HRESULT proxy_manager_construct(
}
else
{
- HRESULT hr = RPC_ResolveOxid(oxid, &This->oxid_info);
+ HRESULT hr = rpc_resolve_oxid(oxid, &This->oxid_info);
if (FAILED(hr))
{
CloseHandle(This->remoting_mutex);
@@ -2081,7 +2076,7 @@ static HRESULT WINAPI StdMarshalImpl_MarshalInterface(IMarshal *iface, IStream *
}
/* make sure this apartment can be reached from other threads / processes */
- RPC_StartRemoting(apt);
+ rpc_start_remoting(apt);
fill_std_objref(&objref, riid, NULL);
hr = marshal_object(apt, &objref.u_objref.u_standard.std, riid, pv, dest_context,
@@ -2134,14 +2129,11 @@ static HRESULT unmarshal_object(const STDOBJREF *stdobjref, struct apartment *ap
if (hr == E_NOINTERFACE)
{
IRpcChannelBuffer *chanbuf;
- hr = RPC_CreateClientChannel(&stdobjref->oxid, &stdobjref->ipid,
- &proxy_manager->oxid_info, riid,
- proxy_manager->dest_context,
- proxy_manager->dest_context_data,
- &chanbuf, apt);
+ hr = rpc_create_clientchannel(&stdobjref->oxid, &stdobjref->ipid,
+ &proxy_manager->oxid_info, riid, proxy_manager->dest_context,
+ proxy_manager->dest_context_data, &chanbuf, apt);
if (hr == S_OK)
- hr = proxy_manager_create_ifproxy(proxy_manager, stdobjref,
- riid, chanbuf, &ifproxy);
+ hr = proxy_manager_create_ifproxy(proxy_manager, stdobjref, riid, chanbuf, &ifproxy);
}
else
IUnknown_AddRef((IUnknown *)ifproxy->iface);
diff --git a/dlls/combase/rpc.c b/dlls/combase/rpc.c
index cb503e9ae7c..7cdb87a5a20 100644
--- a/dlls/combase/rpc.c
+++ b/dlls/combase/rpc.c
@@ -1,4 +1,8 @@
/*
+ * Copyright 2001 Ove Kåven, TransGaming Technologies
+ * Copyright 2002 Marcus Meissner
+ * Copyright 2005 Mike Hearn, Rob Shearman for CodeWeavers
+ *
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
@@ -33,6 +37,138 @@
WINE_DEFAULT_DEBUG_CHANNEL(ole);
+static void __RPC_STUB dispatch_rpc(RPC_MESSAGE *msg);
+
+/* we only use one function to dispatch calls for all methods - we use the
+ * RPC_IF_OLE flag to tell the RPC runtime that this is the case */
+static RPC_DISPATCH_FUNCTION rpc_dispatch_table[1] = { dispatch_rpc }; /* (RO) */
+static RPC_DISPATCH_TABLE rpc_dispatch = { 1, rpc_dispatch_table }; /* (RO) */
+
+static struct list registered_interfaces = LIST_INIT(registered_interfaces); /* (CS csRegIf) */
+static CRITICAL_SECTION csRegIf;
+static CRITICAL_SECTION_DEBUG csRegIf_debug =
+{
+ 0, 0, &csRegIf,
+ { &csRegIf_debug.ProcessLocksList, &csRegIf_debug.ProcessLocksList },
+ 0, 0, { (DWORD_PTR)(__FILE__ ": dcom registered server interfaces") }
+};
+static CRITICAL_SECTION csRegIf = { &csRegIf_debug, -1, 0, 0, 0, 0 };
+
+static struct list channel_hooks = LIST_INIT(channel_hooks); /* (CS csChannelHook) */
+static CRITICAL_SECTION csChannelHook;
+static CRITICAL_SECTION_DEBUG csChannelHook_debug =
+{
+ 0, 0, &csChannelHook,
+ { &csChannelHook_debug.ProcessLocksList, &csChannelHook_debug.ProcessLocksList },
+ 0, 0, { (DWORD_PTR)(__FILE__ ": channel hooks") }
+};
+static CRITICAL_SECTION csChannelHook = { &csChannelHook_debug, -1, 0, 0, 0, 0 };
+
+static WCHAR rpctransportW[] = L"ncalrpc";
+
+struct registered_if
+{
+ struct list entry;
+ DWORD refs; /* ref count */
+ RPC_SERVER_INTERFACE If; /* interface registered with the RPC runtime */
+};
+
+/* get the pipe endpoint specified of the specified apartment */
+static inline void get_rpc_endpoint(LPWSTR endpoint, const OXID *oxid)
+{
+ /* FIXME: should get endpoint from rpcss */
+ static const WCHAR wszEndpointFormat[] = {'\\','p','i','p','e','\\','O','L','E','_','%','0','8','l','x','%','0','8','l','x',0};
+ wsprintfW(endpoint, wszEndpointFormat, (DWORD)(*oxid >> 32),(DWORD)*oxid);
+}
+
+typedef struct
+{
+ IRpcChannelBuffer IRpcChannelBuffer_iface;
+ LONG refs;
+
+ DWORD dest_context; /* returned from GetDestCtx */
+ void *dest_context_data; /* returned from GetDestCtx */
+} RpcChannelBuffer;
+
+typedef struct
+{
+ RpcChannelBuffer super; /* superclass */
+
+ RPC_BINDING_HANDLE bind; /* handle to the remote server */
+ OXID oxid; /* apartment in which the channel is valid */
+ DWORD server_pid; /* id of server process */
+ HANDLE event; /* cached event handle */
+ IID iid; /* IID of the proxy this belongs to */
+} ClientRpcChannelBuffer;
+
+struct dispatch_params
+{
+ RPCOLEMESSAGE *msg; /* message */
+ IRpcStubBuffer *stub; /* stub buffer, if applicable */
+ IRpcChannelBuffer *chan; /* server channel buffer, if applicable */
+ IID iid; /* ID of interface being called */
+ IUnknown *iface; /* interface being called */
+ HANDLE handle; /* handle that will become signaled when call finishes */
+ BOOL bypass_rpcrt; /* bypass RPC runtime? */
+ RPC_STATUS status; /* status (out) */
+ HRESULT hr; /* hresult (out) */
+};
+
+struct message_state
+{
+ RPC_BINDING_HANDLE binding_handle;
+ ULONG prefix_data_len;
+ SChannelHookCallInfo channel_hook_info;
+ BOOL bypass_rpcrt;
+
+ /* client only */
+ HWND target_hwnd;
+ DWORD target_tid;
+ struct dispatch_params params;
+};
+
+typedef struct
+{
+ ULONG conformance; /* NDR */
+ GUID id;
+ ULONG size;
+ /* [size_is((size+7)&~7)] */ unsigned char data[1];
+} WIRE_ORPC_EXTENT;
+
+typedef struct
+{
+ ULONG size;
+ ULONG reserved;
+ unsigned char extent[1];
+} WIRE_ORPC_EXTENT_ARRAY;
+
+typedef struct
+{
+ ULONG version;
+ ULONG flags;
+ ULONG reserved1;
+ GUID cid;
+ unsigned char extensions[1];
+} WIRE_ORPCTHIS;
+
+typedef struct
+{
+ ULONG flags;
+ unsigned char extensions[1];
+} WIRE_ORPCTHAT;
+
+struct channel_hook_entry
+{
+ struct list entry;
+ GUID id;
+ IChannelHook *hook;
+};
+
+struct channel_hook_buffer_data
+{
+ GUID id;
+ ULONG extension_size;
+};
void * __RPC_USER MIDL_user_allocate(SIZE_T size)
{
return heap_alloc(size);
@@ -629,3 +765,1482 @@ void rpc_stop_local_server(void *registration)
CloseHandle(lsp->thread);
HeapFree(GetProcessHeap(), 0, lsp);
}
+
+static HRESULT unmarshal_ORPCTHAT(RPC_MESSAGE *msg, ORPCTHAT *orpcthat, ORPC_EXTENT_ARRAY *orpc_ext_array,
+ WIRE_ORPC_EXTENT **first_wire_orpc_extent);
+
+/* Channel Hook Functions */
+
+static ULONG ChannelHooks_ClientGetSize(SChannelHookCallInfo *info, struct channel_hook_buffer_data **data,
+ unsigned int *hook_count, ULONG *extension_count)
+{
+ struct channel_hook_entry *entry;
+ ULONG total_size = 0;
+ unsigned int hook_index = 0;
+
+ *hook_count = 0;
+ *extension_count = 0;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ (*hook_count)++;
+
+ if (*hook_count)
+ *data = HeapAlloc(GetProcessHeap(), 0, *hook_count * sizeof(struct channel_hook_buffer_data));
+ else
+ *data = NULL;
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ ULONG extension_size = 0;
+
+ IChannelHook_ClientGetSize(entry->hook, &entry->id, &info->iid, &extension_size);
+
+ TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
+
+ extension_size = (extension_size+7)&~7;
+ (*data)[hook_index].id = entry->id;
+ (*data)[hook_index].extension_size = extension_size;
+
+ /* an extension is only put onto the wire if it has data to write */
+ if (extension_size)
+ {
+ total_size += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[extension_size]);
+ (*extension_count)++;
+ }
+
+ hook_index++;
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+
+ return total_size;
+}
+
+static unsigned char * ChannelHooks_ClientFillBuffer(SChannelHookCallInfo *info,
+ unsigned char *buffer, struct channel_hook_buffer_data *data,
+ unsigned int hook_count)
+{
+ struct channel_hook_entry *entry;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ unsigned int i;
+ ULONG extension_size = 0;
+ WIRE_ORPC_EXTENT *wire_orpc_extent = (WIRE_ORPC_EXTENT *)buffer;
+
+ for (i = 0; i < hook_count; i++)
+ if (IsEqualGUID(&entry->id, &data[i].id))
+ extension_size = data[i].extension_size;
+
+ /* an extension is only put onto the wire if it has data to write */
+ if (!extension_size)
+ continue;
+
+ IChannelHook_ClientFillBuffer(entry->hook, &entry->id, &info->iid,
+ &extension_size, buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]));
+
+ TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
+
+ /* FIXME: set unused portion of wire_orpc_extent->data to 0? */
+
+ wire_orpc_extent->conformance = (extension_size+7)&~7;
+ wire_orpc_extent->size = extension_size;
+ wire_orpc_extent->id = entry->id;
+ buffer += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[wire_orpc_extent->conformance]);
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+
+ return buffer;
+}
+
+static void ChannelHooks_ServerNotify(SChannelHookCallInfo *info,
+ DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent,
+ ULONG extension_count)
+{
+ struct channel_hook_entry *entry;
+ ULONG i;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ WIRE_ORPC_EXTENT *wire_orpc_extent;
+ for (i = 0, wire_orpc_extent = first_wire_orpc_extent;
+ i < extension_count;
+ i++, wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance])
+ {
+ if (IsEqualGUID(&entry->id, &wire_orpc_extent->id))
+ break;
+ }
+ if (i == extension_count) wire_orpc_extent = NULL;
+
+ IChannelHook_ServerNotify(entry->hook, &entry->id, &info->iid,
+ wire_orpc_extent ? wire_orpc_extent->size : 0,
+ wire_orpc_extent ? wire_orpc_extent->data : NULL,
+ lDataRep);
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+}
+
+static ULONG ChannelHooks_ServerGetSize(SChannelHookCallInfo *info,
+ struct channel_hook_buffer_data **data, unsigned int *hook_count,
+ ULONG *extension_count)
+{
+ struct channel_hook_entry *entry;
+ ULONG total_size = 0;
+ unsigned int hook_index = 0;
+
+ *hook_count = 0;
+ *extension_count = 0;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ (*hook_count)++;
+
+ if (*hook_count)
+ *data = HeapAlloc(GetProcessHeap(), 0, *hook_count * sizeof(struct channel_hook_buffer_data));
+ else
+ *data = NULL;
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ ULONG extension_size = 0;
+
+ IChannelHook_ServerGetSize(entry->hook, &entry->id, &info->iid, S_OK,
+ &extension_size);
+
+ TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
+
+ extension_size = (extension_size+7)&~7;
+ (*data)[hook_index].id = entry->id;
+ (*data)[hook_index].extension_size = extension_size;
+
+ /* an extension is only put onto the wire if it has data to write */
+ if (extension_size)
+ {
+ total_size += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[extension_size]);
+ (*extension_count)++;
+ }
+
+ hook_index++;
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+
+ return total_size;
+}
+
+static unsigned char * ChannelHooks_ServerFillBuffer(SChannelHookCallInfo *info,
+ unsigned char *buffer, struct channel_hook_buffer_data *data,
+ unsigned int hook_count)
+{
+ struct channel_hook_entry *entry;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ unsigned int i;
+ ULONG extension_size = 0;
+ WIRE_ORPC_EXTENT *wire_orpc_extent = (WIRE_ORPC_EXTENT *)buffer;
+
+ for (i = 0; i < hook_count; i++)
+ if (IsEqualGUID(&entry->id, &data[i].id))
+ extension_size = data[i].extension_size;
+
+ /* an extension is only put onto the wire if it has data to write */
+ if (!extension_size)
+ continue;
+
+ IChannelHook_ServerFillBuffer(entry->hook, &entry->id, &info->iid,
+ &extension_size, buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]),
+ S_OK);
+
+ TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
+
+ /* FIXME: set unused portion of wire_orpc_extent->data to 0? */
+
+ wire_orpc_extent->conformance = (extension_size+7)&~7;
+ wire_orpc_extent->size = extension_size;
+ wire_orpc_extent->id = entry->id;
+ buffer += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[wire_orpc_extent->conformance]);
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+
+ return buffer;
+}
+
+static void ChannelHooks_ClientNotify(SChannelHookCallInfo *info,
+ DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent,
+ ULONG extension_count, HRESULT hrFault)
+{
+ struct channel_hook_entry *entry;
+ ULONG i;
+
+ EnterCriticalSection(&csChannelHook);
+
+ LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
+ {
+ WIRE_ORPC_EXTENT *wire_orpc_extent;
+ for (i = 0, wire_orpc_extent = first_wire_orpc_extent;
+ i < extension_count;
+ i++, wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance])
+ {
+ if (IsEqualGUID(&entry->id, &wire_orpc_extent->id))
+ break;
+ }
+ if (i == extension_count) wire_orpc_extent = NULL;
+
+ IChannelHook_ClientNotify(entry->hook, &entry->id, &info->iid,
+ wire_orpc_extent ? wire_orpc_extent->size : 0,
+ wire_orpc_extent ? wire_orpc_extent->data : NULL,
+ lDataRep, hrFault);
+ }
+
+ LeaveCriticalSection(&csChannelHook);
+}
+
+HRESULT rpc_register_channel_hook(REFGUID rguid, IChannelHook *hook)
+{
+ struct channel_hook_entry *entry;
+
+ entry = HeapAlloc(GetProcessHeap(), 0, sizeof(*entry));
+ if (!entry)
+ return E_OUTOFMEMORY;
+
+ entry->id = *rguid;
+ entry->hook = hook;
+ IChannelHook_AddRef(hook);
+
+ EnterCriticalSection(&csChannelHook);
+ list_add_tail(&channel_hooks, &entry->entry);
+ LeaveCriticalSection(&csChannelHook);
+
+ return S_OK;
+}
+
+void rpc_unregister_channel_hooks(void)
+{
+ struct channel_hook_entry *cursor;
+ struct channel_hook_entry *cursor2;
+
+ EnterCriticalSection(&csChannelHook);
+ LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &channel_hooks, struct channel_hook_entry, entry)
+ HeapFree(GetProcessHeap(), 0, cursor);
+ LeaveCriticalSection(&csChannelHook);
+ DeleteCriticalSection(&csChannelHook);
+ DeleteCriticalSection(&csRegIf);
+}
+
+/* RPC Channel Buffer Functions */
+
+static HRESULT WINAPI RpcChannelBuffer_QueryInterface(IRpcChannelBuffer *iface, REFIID riid, LPVOID *ppv)
+{
+ *ppv = NULL;
+ if (IsEqualIID(riid,&IID_IRpcChannelBuffer) || IsEqualIID(riid,&IID_IUnknown))
+ {
+ *ppv = iface;
+ IRpcChannelBuffer_AddRef(iface);
+ return S_OK;
+ }
+ return E_NOINTERFACE;
+}
+
+static ULONG WINAPI RpcChannelBuffer_AddRef(LPRPCCHANNELBUFFER iface)
+{
+ RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
+ return InterlockedIncrement(&This->refs);
+}
+
+static ULONG WINAPI ServerRpcChannelBuffer_Release(LPRPCCHANNELBUFFER iface)
+{
+ RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
+ ULONG ref;
+
+ ref = InterlockedDecrement(&This->refs);
+ if (ref)
+ return ref;
+
+ HeapFree(GetProcessHeap(), 0, This);
+ return 0;
+}
+
+static ULONG WINAPI ClientRpcChannelBuffer_Release(LPRPCCHANNELBUFFER iface)
+{
+ ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
+ ULONG ref;
+
+ ref = InterlockedDecrement(&This->super.refs);
+ if (ref)
+ return ref;
+
+ if (This->event) CloseHandle(This->event);
+ RpcBindingFree(&This->bind);
+ HeapFree(GetProcessHeap(), 0, This);
+ return 0;
+}
+
+static HRESULT WINAPI ServerRpcChannelBuffer_GetBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg, REFIID riid)
+{
+ RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
+ RPC_STATUS status;
+ ORPCTHAT *orpcthat;
+ struct message_state *message_state;
+ ULONG extensions_size;
+ struct channel_hook_buffer_data *channel_hook_data;
+ unsigned int channel_hook_count;
+ ULONG extension_count;
+
+ TRACE("(%p)->(%p,%s)\n", This, olemsg, debugstr_guid(riid));
+
+ message_state = msg->Handle;
+ /* restore the binding handle and the real start of data */
+ msg->Handle = message_state->binding_handle;
+ msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
+
+ extensions_size = ChannelHooks_ServerGetSize(&message_state->channel_hook_info,
+ &channel_hook_data, &channel_hook_count, &extension_count);
+
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPCTHAT, extensions) + sizeof(DWORD);
+ if (extensions_size)
+ {
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent[2*sizeof(DWORD) + extensions_size]);
+ if (extension_count & 1)
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
+ }
+
+ if (message_state->bypass_rpcrt)
+ {
+ msg->Buffer = HeapAlloc(GetProcessHeap(), 0, msg->BufferLength);
+ if (msg->Buffer)
+ status = RPC_S_OK;
+ else
+ {
+ HeapFree(GetProcessHeap(), 0, channel_hook_data);
+ return E_OUTOFMEMORY;
+ }
+ }
+ else
+ status = I_RpcGetBuffer(msg);
+
+ orpcthat = msg->Buffer;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHAT, extensions);
+
+ orpcthat->flags = ORPCF_NULL /* FIXME? */;
+
+ /* NDR representation of orpcthat->extensions */
+ *(DWORD *)msg->Buffer = extensions_size ? 1 : 0;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ if (extensions_size)
+ {
+ WIRE_ORPC_EXTENT_ARRAY *orpc_extent_array = msg->Buffer;
+ orpc_extent_array->size = extension_count;
+ orpc_extent_array->reserved = 0;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
+ /* NDR representation of orpc_extent_array->extent */
+ *(DWORD *)msg->Buffer = 1;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+ /* NDR representation of [size_is] attribute of orpc_extent_array->extent */
+ *(DWORD *)msg->Buffer = (extension_count + 1) & ~1;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ msg->Buffer = ChannelHooks_ServerFillBuffer(&message_state->channel_hook_info,
+ msg->Buffer, channel_hook_data, channel_hook_count);
+
+ /* we must add a dummy extension if there is an odd extension
+ * count to meet the contract specified by the size_is attribute */
+ if (extension_count & 1)
+ {
+ WIRE_ORPC_EXTENT *wire_orpc_extent = msg->Buffer;
+ wire_orpc_extent->conformance = 0;
+ wire_orpc_extent->id = GUID_NULL;
+ wire_orpc_extent->size = 0;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
+ }
+ }
+
+ HeapFree(GetProcessHeap(), 0, channel_hook_data);
+
+ /* store the prefixed data length so that we can restore the real buffer
+ * later */
+ message_state->prefix_data_len = (char *)msg->Buffer - (char *)orpcthat;
+ msg->BufferLength -= message_state->prefix_data_len;
+ /* save away the message state again */
+ msg->Handle = message_state;
+
+ TRACE("-- %d\n", status);
+
+ return HRESULT_FROM_WIN32(status);
+}
+
+static HANDLE ClientRpcChannelBuffer_GetEventHandle(ClientRpcChannelBuffer *This)
+{
+ HANDLE event = InterlockedExchangePointer(&This->event, NULL);
+
+ /* Note: must be auto-reset event so we can reuse it without a call
+ * to ResetEvent */
+ if (!event) event = CreateEventW(NULL, FALSE, FALSE, NULL);
+
+ return event;
+}
+
+static void ClientRpcChannelBuffer_ReleaseEventHandle(ClientRpcChannelBuffer *This, HANDLE event)
+{
+ if (InterlockedCompareExchangePointer(&This->event, event, NULL))
+ /* already a handle cached in This */
+ CloseHandle(event);
+}
+
+static HRESULT WINAPI ClientRpcChannelBuffer_GetBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg, REFIID riid)
+{
+ ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
+ RPC_CLIENT_INTERFACE *cif;
+ RPC_STATUS status;
+ ORPCTHIS *orpcthis;
+ struct message_state *message_state;
+ ULONG extensions_size;
+ struct channel_hook_buffer_data *channel_hook_data;
+ unsigned int channel_hook_count;
+ ULONG extension_count;
+ IPID ipid;
+ HRESULT hr;
+ struct apartment *apt = NULL;
+
+ TRACE("(%p)->(%p,%s)\n", This, olemsg, debugstr_guid(riid));
+
+ cif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RPC_CLIENT_INTERFACE));
+ if (!cif)
+ return E_OUTOFMEMORY;
+
+ message_state = HeapAlloc(GetProcessHeap(), 0, sizeof(*message_state));
+ if (!message_state)
+ {
+ HeapFree(GetProcessHeap(), 0, cif);
+ return E_OUTOFMEMORY;
+ }
+
+ cif->Length = sizeof(RPC_CLIENT_INTERFACE);
+ /* RPC interface ID = COM interface ID */
+ cif->InterfaceId.SyntaxGUID = This->iid;
+ /* COM objects always have a version of 0.0 */
+ cif->InterfaceId.SyntaxVersion.MajorVersion = 0;
+ cif->InterfaceId.SyntaxVersion.MinorVersion = 0;
+ msg->Handle = This->bind;
+ msg->RpcInterfaceInformation = cif;
+
+ message_state->prefix_data_len = 0;
+ message_state->binding_handle = This->bind;
+
+ message_state->channel_hook_info.iid = *riid;
+ message_state->channel_hook_info.cbSize = sizeof(message_state->channel_hook_info);
+ CoGetCurrentLogicalThreadId(&message_state->channel_hook_info.uCausality);
+ message_state->channel_hook_info.dwServerPid = This->server_pid;
+ message_state->channel_hook_info.iMethod = msg->ProcNum & ~RPC_FLAGS_VALID_BIT;
+ message_state->channel_hook_info.pObject = NULL; /* only present on server-side */
+ message_state->target_hwnd = NULL;
+ message_state->target_tid = 0;
+ memset(&message_state->params, 0, sizeof(message_state->params));
+
+ extensions_size = ChannelHooks_ClientGetSize(&message_state->channel_hook_info,
+ &channel_hook_data, &channel_hook_count, &extension_count);
+
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPCTHIS, extensions) + sizeof(DWORD);
+ if (extensions_size)
+ {
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent[2*sizeof(DWORD) + extensions_size]);
+ if (extension_count & 1)
+ msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
+ }
+
+ RpcBindingInqObject(message_state->binding_handle, &ipid);
+ hr = ipid_get_dispatch_params(&ipid, &apt, NULL, &message_state->params.stub,
+ &message_state->params.chan,
+ &message_state->params.iid,
+ &message_state->params.iface);
+ if (hr == S_OK)
+ {
+ /* stub, chan, iface and iid are unneeded in multi-threaded case as we go
+ * via the RPC runtime */
+ if (apt->multi_threaded)
+ {
+ IRpcStubBuffer_Release(message_state->params.stub);
+ message_state->params.stub = NULL;
+ IRpcChannelBuffer_Release(message_state->params.chan);
+ message_state->params.chan = NULL;
+ message_state->params.iface = NULL;
+ }
+ else
+ {
+ message_state->params.bypass_rpcrt = TRUE;
+ message_state->target_hwnd = apartment_getwindow(apt);
+ message_state->target_tid = apt->tid;
+ /* we assume later on that this being non-NULL is the indicator that
+ * means call directly instead of going through RPC runtime */
+ if (!message_state->target_hwnd)
+ ERR("window for apartment %s is NULL\n", wine_dbgstr_longlong(apt->oxid));
+ }
+ }
+ if (apt) apartment_release(apt);
+ message_state->params.handle = ClientRpcChannelBuffer_GetEventHandle(This);
+ /* Note: message_state->params.msg is initialised in
+ * ClientRpcChannelBuffer_SendReceive */
+
+ /* shortcut the RPC runtime */
+ if (message_state->target_hwnd)
+ {
+ msg->Buffer = HeapAlloc(GetProcessHeap(), 0, msg->BufferLength);
+ if (msg->Buffer)
+ status = RPC_S_OK;
+ else
+ status = ERROR_OUTOFMEMORY;
+ }
+ else
+ status = I_RpcGetBuffer(msg);
+
+ msg->Handle = message_state;
+
+ if (status == RPC_S_OK)
+ {
+ orpcthis = msg->Buffer;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHIS, extensions);
+
+ orpcthis->version.MajorVersion = COM_MAJOR_VERSION;
+ orpcthis->version.MinorVersion = COM_MINOR_VERSION;
+ orpcthis->flags = message_state->channel_hook_info.dwServerPid ? ORPCF_LOCAL : ORPCF_NULL;
+ orpcthis->reserved1 = 0;
+ orpcthis->cid = message_state->channel_hook_info.uCausality;
+
+ /* NDR representation of orpcthis->extensions */
+ *(DWORD *)msg->Buffer = extensions_size ? 1 : 0;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ if (extensions_size)
+ {
+ ORPC_EXTENT_ARRAY *orpc_extent_array = msg->Buffer;
+ orpc_extent_array->size = extension_count;
+ orpc_extent_array->reserved = 0;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
+ /* NDR representation of orpc_extent_array->extent */
+ *(DWORD *)msg->Buffer = 1;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+ /* NDR representation of [size_is] attribute of orpc_extent_array->extent */
+ *(DWORD *)msg->Buffer = (extension_count + 1) & ~1;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ msg->Buffer = ChannelHooks_ClientFillBuffer(&message_state->channel_hook_info,
+ msg->Buffer, channel_hook_data, channel_hook_count);
+
+ /* we must add a dummy extension if there is an odd extension
+ * count to meet the contract specified by the size_is attribute */
+ if (extension_count & 1)
+ {
+ WIRE_ORPC_EXTENT *wire_orpc_extent = msg->Buffer;
+ wire_orpc_extent->conformance = 0;
+ wire_orpc_extent->id = GUID_NULL;
+ wire_orpc_extent->size = 0;
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
+ }
+ }
+
+ /* store the prefixed data length so that we can restore the real buffer
+ * pointer in ClientRpcChannelBuffer_SendReceive. */
+ message_state->prefix_data_len = (char *)msg->Buffer - (char *)orpcthis;
+ msg->BufferLength -= message_state->prefix_data_len;
+ }
+
+ HeapFree(GetProcessHeap(), 0, channel_hook_data);
+
+ TRACE("-- %d\n", status);
+
+ return HRESULT_FROM_WIN32(status);
+}
+
+static HRESULT WINAPI ServerRpcChannelBuffer_SendReceive(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
+{
+ FIXME("stub\n");
+ return E_NOTIMPL;
+}
+
+/* this thread runs an outgoing RPC */
+static DWORD WINAPI rpc_sendreceive_thread(LPVOID param)
+{
+ struct dispatch_params *data = param;
+
+ /* Note: I_RpcSendReceive doesn't raise exceptions like the higher-level
+ * RPC functions do */
+ data->status = I_RpcSendReceive((RPC_MESSAGE *)data->msg);
+
+ TRACE("completed with status 0x%x\n", data->status);
+
+ SetEvent(data->handle);
+
+ return 0;
+}
+
+static inline HRESULT ClientRpcChannelBuffer_IsCorrectApartment(ClientRpcChannelBuffer *This, const struct apartment *apt)
+{
+ if (!apt)
+ return S_FALSE;
+ if (This->oxid != apartment_getoxid(apt))
+ return S_FALSE;
+ return S_OK;
+}
+
+static HRESULT WINAPI ClientRpcChannelBuffer_SendReceive(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
+{
+ ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
+ HRESULT hr;
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
+ RPC_STATUS status;
+ DWORD index;
+ struct message_state *message_state;
+ ORPCTHAT orpcthat;
+ ORPC_EXTENT_ARRAY orpc_ext_array;
+ WIRE_ORPC_EXTENT *first_wire_orpc_extent = NULL;
+ HRESULT hrFault = S_OK;
+ struct apartment *apt = apartment_get_current_or_mta();
+ struct tlsdata *tlsdata;
+
+ TRACE("(%p) iMethod=%d\n", olemsg, olemsg->iMethod);
+
+ hr = ClientRpcChannelBuffer_IsCorrectApartment(This, apt);
+ if (hr != S_OK)
+ {
+ ERR("called from wrong apartment, should have been 0x%s\n",
+ wine_dbgstr_longlong(This->oxid));
+ if (apt) apartment_release(apt);
+ return RPC_E_WRONG_THREAD;
+ }
+
+ if (FAILED(hr = com_get_tlsdata(&tlsdata)))
+ return hr;
+
+ /* This situation should be impossible in multi-threaded apartments,
+ * because the calling thread isn't re-enterable.
+ * Note: doing a COM call during the processing of a sent message is
+ * only disallowed if a client call is already being waited for
+ * completion */
+ if (!apt->multi_threaded &&
+ tlsdata->pending_call_count_client &&
+ InSendMessage())
+ {
+ ERR("can't make an outgoing COM call in response to a sent message\n");
+ apartment_release(apt);
+ return RPC_E_CANTCALLOUT_ININPUTSYNCCALL;
+ }
+
+ message_state = msg->Handle;
+ /* restore the binding handle and the real start of data */
+ msg->Handle = message_state->binding_handle;
+ msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
+ msg->BufferLength += message_state->prefix_data_len;
+
+ /* Note: this is an optimization in the Microsoft OLE runtime that we need
+ * to copy, as shown by the test_no_couninitialize_client test. without
+ * short-circuiting the RPC runtime in the case below, the test will
+ * deadlock on the loader lock due to the RPC runtime needing to create
+ * a thread to process the RPC when this function is called indirectly
+ * from DllMain */
+
+ message_state->params.msg = olemsg;
+ if (message_state->params.bypass_rpcrt)
+ {
+ TRACE("Calling apartment thread 0x%08x...\n", message_state->target_tid);
+
+ msg->ProcNum &= ~RPC_FLAGS_VALID_BIT;
+
+ if (!PostMessageW(message_state->target_hwnd, DM_EXECUTERPC, 0,
+ (LPARAM)&message_state->params))
+ {
+ ERR("PostMessage failed with error %u\n", GetLastError());
+
+ /* Note: message_state->params.iface doesn't have a reference and
+ * so doesn't need to be released */
+
+ hr = HRESULT_FROM_WIN32(GetLastError());
+ }
+ }
+ else
+ {
+ /* we use a separate thread here because we need to be able to
+ * pump the message loop in the application thread: if we do not,
+ * any windows created by this thread will hang and RPCs that try
+ * and re-enter this STA from an incoming server thread will
+ * deadlock. InstallShield is an example of that.
+ */
+ if (!QueueUserWorkItem(rpc_sendreceive_thread, &message_state->params, WT_EXECUTEDEFAULT))
+ {
+ ERR("QueueUserWorkItem failed with error %u\n", GetLastError());
+ hr = E_UNEXPECTED;
+ }
+ else
+ hr = S_OK;
+ }
+
+ if (hr == S_OK)
+ {
+ if (WaitForSingleObject(message_state->params.handle, 0))
+ {
+ tlsdata->pending_call_count_client++;
+ hr = CoWaitForMultipleHandles(0, INFINITE, 1, &message_state->params.handle, &index);
+ tlsdata->pending_call_count_client--;
+ }
+ }
+ ClientRpcChannelBuffer_ReleaseEventHandle(This, message_state->params.handle);
+
+ /* for WM shortcut, faults are returned in params->hr */
+ if (hr == S_OK)
+ hrFault = message_state->params.hr;
+
+ status = message_state->params.status;
+
+ orpcthat.flags = ORPCF_NULL;
+ orpcthat.extensions = NULL;
+
+ TRACE("RPC call status: 0x%x\n", status);
+ if (status != RPC_S_OK)
+ hr = HRESULT_FROM_WIN32(status);
+
+ TRACE("hrFault = 0x%08x\n", hrFault);
+
+ /* FIXME: this condition should be
+ * "hr == S_OK && (!hrFault || msg->BufferLength > FIELD_OFFSET(ORPCTHAT, extensions) + 4)"
+ * but we don't currently reset the message length for PostMessage
+ * dispatched calls */
+ if (hr == S_OK && hrFault == S_OK)
+ {
+ HRESULT hr2;
+ char *original_buffer = msg->Buffer;
+
+ /* handle ORPCTHAT and client extensions */
+
+ hr2 = unmarshal_ORPCTHAT(msg, &orpcthat, &orpc_ext_array, &first_wire_orpc_extent);
+ if (FAILED(hr2))
+ hr = hr2;
+
+ message_state->prefix_data_len = (char *)msg->Buffer - original_buffer;
+ msg->BufferLength -= message_state->prefix_data_len;
+ }
+ else
+ message_state->prefix_data_len = 0;
+
+ if (hr == S_OK)
+ {
+ ChannelHooks_ClientNotify(&message_state->channel_hook_info,
+ msg->DataRepresentation,
+ first_wire_orpc_extent,
+ orpcthat.extensions && first_wire_orpc_extent ? orpcthat.extensions->size : 0,
+ hrFault);
+ }
+
+ /* save away the message state again */
+ msg->Handle = message_state;
+
+ if (pstatus) *pstatus = status;
+
+ if (hr == S_OK)
+ hr = hrFault;
+
+ TRACE("-- 0x%08x\n", hr);
+
+ apartment_release(apt);
+ return hr;
+}
+
+static HRESULT WINAPI ServerRpcChannelBuffer_FreeBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg)
+{
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
+ RPC_STATUS status;
+ struct message_state *message_state;
+
+ TRACE("(%p)\n", msg);
+
+ message_state = msg->Handle;
+ /* restore the binding handle and the real start of data */
+ msg->Handle = message_state->binding_handle;
+ msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
+ msg->BufferLength += message_state->prefix_data_len;
+ message_state->prefix_data_len = 0;
+
+ if (message_state->bypass_rpcrt)
+ {
+ HeapFree(GetProcessHeap(), 0, msg->Buffer);
+ status = RPC_S_OK;
+ }
+ else
+ status = I_RpcFreeBuffer(msg);
+
+ msg->Handle = message_state;
+
+ TRACE("-- %d\n", status);
+
+ return HRESULT_FROM_WIN32(status);
+}
+
+static HRESULT WINAPI ClientRpcChannelBuffer_FreeBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg)
+{
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
+ RPC_STATUS status;
+ struct message_state *message_state;
+
+ TRACE("(%p)\n", msg);
+
+ message_state = msg->Handle;
+ /* restore the binding handle and the real start of data */
+ msg->Handle = message_state->binding_handle;
+ msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
+ msg->BufferLength += message_state->prefix_data_len;
+
+ if (message_state->params.bypass_rpcrt)
+ {
+ HeapFree(GetProcessHeap(), 0, msg->Buffer);
+ status = RPC_S_OK;
+ }
+ else
+ status = I_RpcFreeBuffer(msg);
+
+ HeapFree(GetProcessHeap(), 0, msg->RpcInterfaceInformation);
+ msg->RpcInterfaceInformation = NULL;
+
+ if (message_state->params.stub)
+ IRpcStubBuffer_Release(message_state->params.stub);
+ if (message_state->params.chan)
+ IRpcChannelBuffer_Release(message_state->params.chan);
+ HeapFree(GetProcessHeap(), 0, message_state);
+
+ TRACE("-- %d\n", status);
+
+ return HRESULT_FROM_WIN32(status);
+}
+
+static HRESULT WINAPI ClientRpcChannelBuffer_GetDestCtx(LPRPCCHANNELBUFFER iface, DWORD* pdwDestContext, void** ppvDestContext)
+{
+ ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
+
+ TRACE("(%p,%p)\n", pdwDestContext, ppvDestContext);
+
+ *pdwDestContext = This->super.dest_context;
+ *ppvDestContext = This->super.dest_context_data;
+
+ return S_OK;
+}
+
+static HRESULT WINAPI ServerRpcChannelBuffer_GetDestCtx(LPRPCCHANNELBUFFER iface, DWORD* dest_context, void** dest_context_data)
+{
+ RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
+
+ TRACE("(%p,%p)\n", dest_context, dest_context_data);
+
+ *dest_context = This->dest_context;
+ *dest_context_data = This->dest_context_data;
+ return S_OK;
+}
+
+static HRESULT WINAPI RpcChannelBuffer_IsConnected(LPRPCCHANNELBUFFER iface)
+{
+ TRACE("()\n");
+ /* native does nothing too */
+ return S_OK;
+}
+
+static const IRpcChannelBufferVtbl ClientRpcChannelBufferVtbl =
+{
+ RpcChannelBuffer_QueryInterface,
+ RpcChannelBuffer_AddRef,
+ ClientRpcChannelBuffer_Release,
+ ClientRpcChannelBuffer_GetBuffer,
+ ClientRpcChannelBuffer_SendReceive,
+ ClientRpcChannelBuffer_FreeBuffer,
+ ClientRpcChannelBuffer_GetDestCtx,
+ RpcChannelBuffer_IsConnected
+};
+
+static const IRpcChannelBufferVtbl ServerRpcChannelBufferVtbl =
+{
+ RpcChannelBuffer_QueryInterface,
+ RpcChannelBuffer_AddRef,
+ ServerRpcChannelBuffer_Release,
+ ServerRpcChannelBuffer_GetBuffer,
+ ServerRpcChannelBuffer_SendReceive,
+ ServerRpcChannelBuffer_FreeBuffer,
+ ServerRpcChannelBuffer_GetDestCtx,
+ RpcChannelBuffer_IsConnected
+};
+
+/* returns a channel buffer for proxies */
+HRESULT rpc_create_clientchannel(const OXID *oxid, const IPID *ipid,
+ const OXID_INFO *oxid_info, const IID *iid,
+ DWORD dest_context, void *dest_context_data,
+ IRpcChannelBuffer **chan, struct apartment *apt)
+{
+ ClientRpcChannelBuffer *This;
+ WCHAR endpoint[200];
+ RPC_BINDING_HANDLE bind;
+ RPC_STATUS status;
+ LPWSTR string_binding;
+
+ /* FIXME: get the endpoint from oxid_info->psa instead */
+ get_rpc_endpoint(endpoint, oxid);
+
+ TRACE("proxy pipe: connecting to endpoint: %s\n", debugstr_w(endpoint));
+
+ status = RpcStringBindingComposeW(
+ NULL,
+ rpctransportW,
+ NULL,
+ endpoint,
+ NULL,
+ &string_binding);
+
+ if (status == RPC_S_OK)
+ {
+ status = RpcBindingFromStringBindingW(string_binding, &bind);
+
+ if (status == RPC_S_OK)
+ {
+ IPID ipid2 = *ipid; /* why can't RpcBindingSetObject take a const? */
+ status = RpcBindingSetObject(bind, &ipid2);
+ if (status != RPC_S_OK)
+ RpcBindingFree(&bind);
+ }
+
+ RpcStringFreeW(&string_binding);
+ }
+
+ if (status != RPC_S_OK)
+ {
+ ERR("Couldn't get binding for endpoint %s, status = %d\n", debugstr_w(endpoint), status);
+ return HRESULT_FROM_WIN32(status);
+ }
+
+ This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
+ if (!This)
+ {
+ RpcBindingFree(&bind);
+ return E_OUTOFMEMORY;
+ }
+
+ This->super.IRpcChannelBuffer_iface.lpVtbl = &ClientRpcChannelBufferVtbl;
+ This->super.refs = 1;
+ This->super.dest_context = dest_context;
+ This->super.dest_context_data = dest_context_data;
+ This->bind = bind;
+ This->oxid = apartment_getoxid(apt);
+ This->server_pid = oxid_info->dwPid;
+ This->event = NULL;
+ This->iid = *iid;
+
+ *chan = &This->super.IRpcChannelBuffer_iface;
+
+ return S_OK;
+}
+
+HRESULT rpc_create_serverchannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan)
+{
+ RpcChannelBuffer *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
+ if (!This)
+ return E_OUTOFMEMORY;
+
+ This->IRpcChannelBuffer_iface.lpVtbl = &ServerRpcChannelBufferVtbl;
+ This->refs = 1;
+ This->dest_context = dest_context;
+ This->dest_context_data = dest_context_data;
+
+ *chan = &This->IRpcChannelBuffer_iface;
+
+ return S_OK;
+}
+
+/* unmarshals ORPC_EXTENT_ARRAY according to NDR rules, but doesn't allocate
+ * any memory */
+static HRESULT unmarshal_ORPC_EXTENT_ARRAY(RPC_MESSAGE *msg, const char *end,
+ ORPC_EXTENT_ARRAY *extensions,
+ WIRE_ORPC_EXTENT **first_wire_orpc_extent)
+{
+ DWORD pointer_id;
+ DWORD i;
+
+ memcpy(extensions, msg->Buffer, FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent));
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
+
+ if ((const char *)msg->Buffer + 2 * sizeof(DWORD) > end)
+ return RPC_E_INVALID_HEADER;
+
+ pointer_id = *(DWORD *)msg->Buffer;
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+ extensions->extent = NULL;
+
+ if (pointer_id)
+ {
+ WIRE_ORPC_EXTENT *wire_orpc_extent;
+
+ /* conformance */
+ if (*(DWORD *)msg->Buffer != ((extensions->size+1)&~1))
+ return RPC_S_INVALID_BOUND;
+
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ /* arbitrary limit for security (don't know what native does) */
+ if (extensions->size > 256)
+ {
+ ERR("too many extensions: %d\n", extensions->size);
+ return RPC_S_INVALID_BOUND;
+ }
+
+ *first_wire_orpc_extent = wire_orpc_extent = msg->Buffer;
+ for (i = 0; i < ((extensions->size+1)&~1); i++)
+ {
+ if ((const char *)&wire_orpc_extent->data[0] > end)
+ return RPC_S_INVALID_BOUND;
+ if (wire_orpc_extent->conformance != ((wire_orpc_extent->size+7)&~7))
+ return RPC_S_INVALID_BOUND;
+ if ((const char *)&wire_orpc_extent->data[wire_orpc_extent->conformance] > end)
+ return RPC_S_INVALID_BOUND;
+ TRACE("size %u, guid %s\n", wire_orpc_extent->size, debugstr_guid(&wire_orpc_extent->id));
+ wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance];
+ }
+ msg->Buffer = wire_orpc_extent;
+ }
+
+ return S_OK;
+}
+
+/* unmarshals ORPCTHIS according to NDR rules, but doesn't allocate any memory */
+static HRESULT unmarshal_ORPCTHIS(RPC_MESSAGE *msg, ORPCTHIS *orpcthis,
+ ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
+{
+ const char *end = (char *)msg->Buffer + msg->BufferLength;
+
+ *first_wire_orpc_extent = NULL;
+
+ if (msg->BufferLength < FIELD_OFFSET(WIRE_ORPCTHIS, extensions) + sizeof(DWORD))
+ {
+ ERR("invalid buffer length\n");
+ return RPC_E_INVALID_HEADER;
+ }
+
+ memcpy(orpcthis, msg->Buffer, FIELD_OFFSET(WIRE_ORPCTHIS, extensions));
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHIS, extensions);
+
+ if ((const char *)msg->Buffer + sizeof(DWORD) > end)
+ return RPC_E_INVALID_HEADER;
+
+ if (*(DWORD *)msg->Buffer)
+ orpcthis->extensions = orpc_ext_array;
+ else
+ orpcthis->extensions = NULL;
+
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ if (orpcthis->extensions)
+ {
+ HRESULT hr = unmarshal_ORPC_EXTENT_ARRAY(msg, end, orpc_ext_array,
+ first_wire_orpc_extent);
+ if (FAILED(hr))
+ return hr;
+ }
+
+ if ((orpcthis->version.MajorVersion != COM_MAJOR_VERSION) ||
+ (orpcthis->version.MinorVersion > COM_MINOR_VERSION))
+ {
+ ERR("COM version {%d, %d} not supported\n",
+ orpcthis->version.MajorVersion, orpcthis->version.MinorVersion);
+ return RPC_E_VERSION_MISMATCH;
+ }
+
+ if (orpcthis->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4))
+ {
+ ERR("invalid flags 0x%x\n", orpcthis->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4));
+ return RPC_E_INVALID_HEADER;
+ }
+
+ return S_OK;
+}
+
+static HRESULT unmarshal_ORPCTHAT(RPC_MESSAGE *msg, ORPCTHAT *orpcthat,
+ ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
+{
+ const char *end = (char *)msg->Buffer + msg->BufferLength;
+
+ *first_wire_orpc_extent = NULL;
+
+ if (msg->BufferLength < FIELD_OFFSET(WIRE_ORPCTHAT, extensions) + sizeof(DWORD))
+ {
+ ERR("invalid buffer length\n");
+ return RPC_E_INVALID_HEADER;
+ }
+
+ memcpy(orpcthat, msg->Buffer, FIELD_OFFSET(WIRE_ORPCTHAT, extensions));
+ msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHAT, extensions);
+
+ if ((const char *)msg->Buffer + sizeof(DWORD) > end)
+ return RPC_E_INVALID_HEADER;
+
+ if (*(DWORD *)msg->Buffer)
+ orpcthat->extensions = orpc_ext_array;
+ else
+ orpcthat->extensions = NULL;
+
+ msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
+
+ if (orpcthat->extensions)
+ {
+ HRESULT hr = unmarshal_ORPC_EXTENT_ARRAY(msg, end, orpc_ext_array,
+ first_wire_orpc_extent);
+ if (FAILED(hr))
+ return hr;
+ }
+
+ if (orpcthat->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4))
+ {
+ ERR("invalid flags 0x%x\n", orpcthat->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4));
+ return RPC_E_INVALID_HEADER;
+ }
+
+ return S_OK;
+}
+
+void rpc_execute_call(struct dispatch_params *params)
+{
+ struct message_state *message_state = NULL;
+ RPC_MESSAGE *msg = (RPC_MESSAGE *)params->msg;
+ char *original_buffer = msg->Buffer;
+ ORPCTHIS orpcthis;
+ ORPC_EXTENT_ARRAY orpc_ext_array;
+ WIRE_ORPC_EXTENT *first_wire_orpc_extent;
+ GUID old_causality_id;
+ struct tlsdata *tlsdata;
+ struct apartment *apt;
+
+ if (FAILED(com_get_tlsdata(&tlsdata)))
+ return;
+
+ apt = com_get_current_apt();
+
+ /* handle ORPCTHIS and server extensions */
+
+ params->hr = unmarshal_ORPCTHIS(msg, &orpcthis, &orpc_ext_array, &first_wire_orpc_extent);
+ if (params->hr != S_OK)
+ {
+ msg->Buffer = original_buffer;
+ goto exit;
+ }
+
+ message_state = HeapAlloc(GetProcessHeap(), 0, sizeof(*message_state));
+ if (!message_state)
+ {
+ params->hr = E_OUTOFMEMORY;
+ msg->Buffer = original_buffer;
+ goto exit;
+ }
+
+ message_state->prefix_data_len = (char *)msg->Buffer - original_buffer;
+ message_state->binding_handle = msg->Handle;
+ message_state->bypass_rpcrt = params->bypass_rpcrt;
+
+ message_state->channel_hook_info.iid = params->iid;
+ message_state->channel_hook_info.cbSize = sizeof(message_state->channel_hook_info);
+ message_state->channel_hook_info.uCausality = orpcthis.cid;
+ message_state->channel_hook_info.dwServerPid = GetCurrentProcessId();
+ message_state->channel_hook_info.iMethod = msg->ProcNum;
+ message_state->channel_hook_info.pObject = params->iface;
+
+ if (orpcthis.extensions && first_wire_orpc_extent &&
+ orpcthis.extensions->size)
+ ChannelHooks_ServerNotify(&message_state->channel_hook_info, msg->DataRepresentation, first_wire_orpc_extent, orpcthis.extensions->size);
+
+ msg->Handle = message_state;
+ msg->BufferLength -= message_state->prefix_data_len;
+
+ /* call message filter */
+
+ if (apt->filter)
+ {
+ DWORD handlecall;
+ INTERFACEINFO interface_info;
+ CALLTYPE calltype;
+
+ interface_info.pUnk = params->iface;
+ interface_info.iid = params->iid;
+ interface_info.wMethod = msg->ProcNum;
+
+ if (IsEqualGUID(&orpcthis.cid, &tlsdata->causality_id))
+ calltype = CALLTYPE_NESTED;
+ else if (tlsdata->pending_call_count_server == 0)
+ calltype = CALLTYPE_TOPLEVEL;
+ else
+ calltype = CALLTYPE_TOPLEVEL_CALLPENDING;
+
+ handlecall = IMessageFilter_HandleInComingCall(apt->filter,
+ calltype,
+ UlongToHandle(GetCurrentProcessId()),
+ 0 /* FIXME */,
+ &interface_info);
+ TRACE("IMessageFilter_HandleInComingCall returned %d\n", handlecall);
+ switch (handlecall)
+ {
+ case SERVERCALL_REJECTED:
+ params->hr = RPC_E_CALL_REJECTED;
+ goto exit_reset_state;
+ case SERVERCALL_RETRYLATER:
+#if 0 /* FIXME: handle retries on the client side before enabling this code */
+ params->hr = RPC_E_RETRY;
+ goto exit_reset_state;
+#else
+ FIXME("retry call later not implemented\n");
+ break;
+#endif
+ case SERVERCALL_ISHANDLED:
+ default:
+ break;
+ }
+ }
+
+ /* invoke the method */
+
+ /* save the old causality ID - note: any calls executed while processing
+ * messages received during the SendReceive will appear to originate from
+ * this call - this should be checked with what Windows does */
+ old_causality_id = tlsdata->causality_id;
+ tlsdata->causality_id = orpcthis.cid;
+ tlsdata->pending_call_count_server++;
+ params->hr = IRpcStubBuffer_Invoke(params->stub, params->msg, params->chan);
+ tlsdata->pending_call_count_server--;
+ tlsdata->causality_id = old_causality_id;
+
+ /* the invoke allocated a new buffer, so free the old one */
+ if (message_state->bypass_rpcrt && original_buffer != msg->Buffer)
+ HeapFree(GetProcessHeap(), 0, original_buffer);
+
+exit_reset_state:
+ message_state = msg->Handle;
+ msg->Handle = message_state->binding_handle;
+ msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
+ msg->BufferLength += message_state->prefix_data_len;
+
+exit:
+ HeapFree(GetProcessHeap(), 0, message_state);
+ if (params->handle) SetEvent(params->handle);
+}
+
+static void __RPC_STUB dispatch_rpc(RPC_MESSAGE *msg)
+{
+ struct dispatch_params *params;
+ struct stub_manager *stub_manager;
+ struct apartment *apt;
+ IPID ipid;
+ HRESULT hr;
+
+ RpcBindingInqObject(msg->Handle, &ipid);
+
+ TRACE("ipid = %s, iMethod = %d\n", debugstr_guid(&ipid), msg->ProcNum);
+
+ params = HeapAlloc(GetProcessHeap(), 0, sizeof(*params));
+ if (!params)
+ {
+ RpcRaiseException(E_OUTOFMEMORY);
+ return;
+ }
+
+ hr = ipid_get_dispatch_params(&ipid, &apt, &stub_manager, ¶ms->stub, ¶ms->chan,
+ ¶ms->iid, ¶ms->iface);
+ if (hr != S_OK)
+ {
+ ERR("no apartment found for ipid %s\n", debugstr_guid(&ipid));
+ HeapFree(GetProcessHeap(), 0, params);
+ RpcRaiseException(hr);
+ return;
+ }
+
+ params->msg = (RPCOLEMESSAGE *)msg;
+ params->status = RPC_S_OK;
+ params->hr = S_OK;
+ params->handle = NULL;
+ params->bypass_rpcrt = FALSE;
+
+ /* Note: this is the important difference between STAs and MTAs - we
+ * always execute RPCs to STAs in the thread that originally created the
+ * apartment (i.e. the one that pumps messages to the window) */
+ if (!apt->multi_threaded)
+ {
+ params->handle = CreateEventW(NULL, FALSE, FALSE, NULL);
+
+ TRACE("Calling apartment thread 0x%08x...\n", apt->tid);
+
+ if (PostMessageW(apartment_getwindow(apt), DM_EXECUTERPC, 0, (LPARAM)params))
+ WaitForSingleObject(params->handle, INFINITE);
+ else
+ {
+ ERR("PostMessage failed with error %u\n", GetLastError());
+ IRpcChannelBuffer_Release(params->chan);
+ IRpcStubBuffer_Release(params->stub);
+ }
+ CloseHandle(params->handle);
+ }
+ else
+ {
+ BOOL joined = FALSE;
+ struct tlsdata *tlsdata;
+
+ com_get_tlsdata(&tlsdata);
+
+ if (!tlsdata->apt)
+ {
+ enter_apartment(tlsdata, COINIT_MULTITHREADED);
+ joined = TRUE;
+ }
+ rpc_execute_call(params);
+ if (joined)
+ {
+ leave_apartment(tlsdata);
+ }
+ }
+
+ hr = params->hr;
+ if (params->chan)
+ IRpcChannelBuffer_Release(params->chan);
+ if (params->stub)
+ IRpcStubBuffer_Release(params->stub);
+ HeapFree(GetProcessHeap(), 0, params);
+
+ stub_manager_int_release(stub_manager);
+ apartment_release(apt);
+
+ /* if IRpcStubBuffer_Invoke fails, we should raise an exception to tell
+ * the RPC runtime that the call failed */
+ if (hr != S_OK) RpcRaiseException(hr);
+}
+
+/* stub registration */
+HRESULT rpc_register_interface(REFIID riid)
+{
+ struct registered_if *rif;
+ BOOL found = FALSE;
+ HRESULT hr = S_OK;
+
+ TRACE("(%s)\n", debugstr_guid(riid));
+
+ EnterCriticalSection(&csRegIf);
+ LIST_FOR_EACH_ENTRY(rif, ®istered_interfaces, struct registered_if, entry)
+ {
+ if (IsEqualGUID(&rif->If.InterfaceId.SyntaxGUID, riid))
+ {
+ rif->refs++;
+ found = TRUE;
+ break;
+ }
+ }
+ if (!found)
+ {
+ TRACE("Creating new interface\n");
+
+ rif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*rif));
+ if (rif)
+ {
+ RPC_STATUS status;
+
+ rif->refs = 1;
+ rif->If.Length = sizeof(RPC_SERVER_INTERFACE);
+ /* RPC interface ID = COM interface ID */
+ rif->If.InterfaceId.SyntaxGUID = *riid;
+ rif->If.DispatchTable = &rpc_dispatch;
+ /* all other fields are 0, including the version asCOM objects
+ * always have a version of 0.0 */
+ status = RpcServerRegisterIfEx(
+ (RPC_IF_HANDLE)&rif->If,
+ NULL, NULL,
+ RPC_IF_OLE | RPC_IF_AUTOLISTEN,
+ RPC_C_LISTEN_MAX_CALLS_DEFAULT,
+ NULL);
+ if (status == RPC_S_OK)
+ list_add_tail(®istered_interfaces, &rif->entry);
+ else
+ {
+ ERR("RpcServerRegisterIfEx failed with error %d\n", status);
+ HeapFree(GetProcessHeap(), 0, rif);
+ hr = HRESULT_FROM_WIN32(status);
+ }
+ }
+ else
+ hr = E_OUTOFMEMORY;
+ }
+ LeaveCriticalSection(&csRegIf);
+ return hr;
+}
+
+/* stub unregistration */
+void rpc_unregister_interface(REFIID riid, BOOL wait)
+{
+ struct registered_if *rif;
+ EnterCriticalSection(&csRegIf);
+ LIST_FOR_EACH_ENTRY(rif, ®istered_interfaces, struct registered_if, entry)
+ {
+ if (IsEqualGUID(&rif->If.InterfaceId.SyntaxGUID, riid))
+ {
+ if (!--rif->refs)
+ {
+ RpcServerUnregisterIf((RPC_IF_HANDLE)&rif->If, NULL, wait);
+ list_remove(&rif->entry);
+ HeapFree(GetProcessHeap(), 0, rif);
+ }
+ break;
+ }
+ }
+ LeaveCriticalSection(&csRegIf);
+}
+
+/* get the info for an OXID, including the IPID for the rem unknown interface
+ * and the string binding */
+HRESULT rpc_resolve_oxid(OXID oxid, OXID_INFO *oxid_info)
+{
+ TRACE("%s\n", wine_dbgstr_longlong(oxid));
+
+ oxid_info->dwTid = 0;
+ oxid_info->dwPid = 0;
+ oxid_info->dwAuthnHint = RPC_C_AUTHN_LEVEL_NONE;
+ /* FIXME: this is a hack around not having an OXID resolver yet -
+ * this function should contact the machine's OXID resolver and then it
+ * should give us the IPID of the IRemUnknown interface */
+ oxid_info->ipidRemUnknown.Data1 = 0xffffffff;
+ oxid_info->ipidRemUnknown.Data2 = 0xffff;
+ oxid_info->ipidRemUnknown.Data3 = 0xffff;
+ memcpy(oxid_info->ipidRemUnknown.Data4, &oxid, sizeof(OXID));
+ oxid_info->psa = NULL /* FIXME */;
+
+ return S_OK;
+}
+
+/* make the apartment reachable by other threads and processes and create the
+ * IRemUnknown object */
+void rpc_start_remoting(struct apartment *apt)
+{
+ if (!InterlockedExchange(&apt->remoting_started, TRUE))
+ {
+ WCHAR endpoint[200];
+ RPC_STATUS status;
+
+ get_rpc_endpoint(endpoint, &apt->oxid);
+
+ status = RpcServerUseProtseqEpW(
+ rpctransportW,
+ RPC_C_PROTSEQ_MAX_REQS_DEFAULT,
+ endpoint,
+ NULL);
+ if (status != RPC_S_OK)
+ ERR("Couldn't register endpoint %s\n", debugstr_w(endpoint));
+
+ /* FIXME: move remote unknown exporting into this function */
+ }
+ start_apartment_remote_unknown(apt);
+}
diff --git a/dlls/combase/stubmanager.c b/dlls/combase/stubmanager.c
index a800c0b4844..16b8bb35d00 100644
--- a/dlls/combase/stubmanager.c
+++ b/dlls/combase/stubmanager.c
@@ -44,11 +44,6 @@
WINE_DEFAULT_DEBUG_CHANNEL(ole);
-extern HRESULT WINAPI marshal_object(struct apartment *apt, STDOBJREF *stdobjref, REFIID riid, IUnknown *object,
- DWORD dest_context, void *dest_context_data, MSHLFLAGS mshlflags);
-extern HRESULT WINAPI RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan);
-extern void WINAPI RPC_UnregisterInterface(REFIID riid, BOOL wait);
-
/* generates an ipid in the following format (similar to native version):
* Data1 = apartment-local ipid counter
* Data2 = apartment creator thread ID
@@ -92,7 +87,7 @@ struct ifstub * stub_manager_new_ifstub(struct stub_manager *m, IRpcStubBuffer *
return NULL;
}
- hr = RPC_CreateServerChannel(dest_context, dest_context_data, &stub->chan);
+ hr = rpc_create_serverchannel(dest_context, dest_context_data, &stub->chan);
if (hr != S_OK)
{
IUnknown_Release(stub->iface);
@@ -131,7 +126,7 @@ static void stub_manager_delete_ifstub(struct stub_manager *m, struct ifstub *if
list_remove(&ifstub->entry);
if (!m->disconnected)
- RPC_UnregisterInterface(&ifstub->iid, TRUE);
+ rpc_unregister_interface(&ifstub->iid, TRUE);
if (ifstub->stubbuffer) IRpcStubBuffer_Release(ifstub->stubbuffer);
IUnknown_Release(ifstub->iface);
@@ -255,7 +250,7 @@ void stub_manager_disconnect(struct stub_manager *m)
if (!m->disconnected)
{
LIST_FOR_EACH_ENTRY(ifstub, &m->ifstubs, struct ifstub, entry)
- RPC_UnregisterInterface(&ifstub->iid, FALSE);
+ rpc_unregister_interface(&ifstub->iid, FALSE);
m->disconnected = TRUE;
}
@@ -314,7 +309,7 @@ static ULONG stub_manager_int_addref(struct stub_manager *m)
}
/* decrements the internal refcount */
-ULONG WINAPI stub_manager_int_release(struct stub_manager *m)
+ULONG stub_manager_int_release(struct stub_manager *m)
{
ULONG refs;
struct apartment *apt = m->apt;
@@ -542,10 +537,9 @@ static HRESULT ipid_to_stub_manager(const IPID *ipid, struct apartment **stub_ap
/* gets the apartment, stub and channel of an object. the caller must
* release the references to all objects (except iface) if the function
* returned success, otherwise no references are returned. */
-HRESULT WINAPI ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
- struct stub_manager **manager,
- IRpcStubBuffer **stub, IRpcChannelBuffer **chan,
- IID *iid, IUnknown **iface)
+HRESULT ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
+ struct stub_manager **manager, IRpcStubBuffer **stub, IRpcChannelBuffer **chan,
+ IID *iid, IUnknown **iface)
{
struct stub_manager *stubmgr;
struct ifstub *ifstub;
@@ -826,7 +820,7 @@ static const IRemUnknownVtbl RemUnknown_Vtbl =
};
/* starts the IRemUnknown listener for the current apartment */
-HRESULT WINAPI start_apartment_remote_unknown(struct apartment *apt)
+HRESULT start_apartment_remote_unknown(struct apartment *apt)
{
IRemUnknown *pRemUnknown;
HRESULT hr = S_OK;
diff --git a/dlls/ole32/Makefile.in b/dlls/ole32/Makefile.in
index ddbdfab30de..89807b94ef0 100644
--- a/dlls/ole32/Makefile.in
+++ b/dlls/ole32/Makefile.in
@@ -33,7 +33,6 @@ C_SRCS = \
oleobj.c \
oleproxy.c \
pointermoniker.c \
- rpc.c \
stg_prop.c \
stg_stream.c \
storage32.c \
diff --git a/dlls/ole32/compobj.c b/dlls/ole32/compobj.c
index b92dfd87267..a9a9af53108 100644
--- a/dlls/ole32/compobj.c
+++ b/dlls/ole32/compobj.c
@@ -930,26 +930,6 @@ HRESULT WINAPI CoGetObject(LPCWSTR pszName, BIND_OPTS *pBindOptions,
return hr;
}
-/***********************************************************************
- * CoRegisterChannelHook [OLE32.@]
- *
- * Registers a process-wide hook that is called during ORPC calls.
- *
- * PARAMS
- * guidExtension [I] GUID of the channel hook to register.
- * pChannelHook [I] Channel hook object to register.
- *
- * RETURNS
- * Success: S_OK.
- * Failure: HRESULT code.
- */
-HRESULT WINAPI CoRegisterChannelHook(REFGUID guidExtension, IChannelHook *pChannelHook)
-{
- TRACE("(%s, %p)\n", debugstr_guid(guidExtension), pChannelHook);
-
- return RPC_RegisterChannelHook(guidExtension, pChannelHook);
-}
-
/* Returns expanded dll path from the registry or activation context. */
static BOOL get_object_dll_path(const struct class_reg_data *regdata, WCHAR *dst, DWORD dstlen)
{
@@ -1176,7 +1156,6 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID reserved)
case DLL_PROCESS_DETACH:
if (reserved) break;
release_std_git();
- RPC_UnregisterAllChannelHooks();
break;
}
return TRUE;
diff --git a/dlls/ole32/compobj_private.h b/dlls/ole32/compobj_private.h
index 12acfc0a9e5..18b39d655f0 100644
--- a/dlls/ole32/compobj_private.h
+++ b/dlls/ole32/compobj_private.h
@@ -39,113 +39,9 @@
#include "winreg.h"
#include "winternl.h"
-struct apartment;
-
DEFINE_OLEGUID( CLSID_DfMarshal, 0x0000030b, 0, 0 );
-/* signal to stub manager that this is a rem unknown object */
-#define MSHLFLAGSP_REMUNKNOWN 0x80000000
-
-/* Thread-safety Annotation Legend:
- *
- * RO - The value is read only. It never changes after creation, so no
- * locking is required.
- * LOCK - The value is written to only using Interlocked* functions.
- * CS - The value is read or written to inside a critical section.
- * The identifier following "CS" is the specific critical section that
- * must be used.
- * MUTEX - The value is read or written to with a mutex held.
- * The identifier following "MUTEX" is the specific mutex that
- * must be used.
- */
-
-typedef enum ifstub_state
-{
- STUBSTATE_NORMAL_MARSHALED,
- STUBSTATE_NORMAL_UNMARSHALED,
- STUBSTATE_TABLE_WEAK_MARSHALED,
- STUBSTATE_TABLE_WEAK_UNMARSHALED,
- STUBSTATE_TABLE_STRONG,
-} STUB_STATE;
-
-/* an interface stub */
-struct ifstub
-{
- struct list entry; /* entry in stub_manager->ifstubs list (CS stub_manager->lock) */
- IRpcStubBuffer *stubbuffer; /* RO */
- IID iid; /* RO */
- IPID ipid; /* RO */
- IUnknown *iface; /* RO */
- MSHLFLAGS flags; /* so we can enforce process-local marshalling rules (RO) */
- IRpcChannelBuffer*chan; /* channel passed to IRpcStubBuffer::Invoke (RO) */
-};
-
-
-/* stub managers hold refs on the object and each interface stub */
-struct stub_manager
-{
- struct list entry; /* entry in apartment stubmgr list (CS apt->cs) */
- struct list ifstubs; /* list of active ifstubs for the object (CS lock) */
- CRITICAL_SECTION lock;
- struct apartment *apt; /* owning apt (RO) */
-
- ULONG extrefs; /* number of 'external' references (CS lock) */
- ULONG refs; /* internal reference count (CS apt->cs) */
- ULONG weakrefs; /* number of weak references (CS lock) */
- OID oid; /* apartment-scoped unique identifier (RO) */
- IUnknown *object; /* the object we are managing the stub for (RO) */
- ULONG next_ipid; /* currently unused (LOCK) */
- OXID_INFO oxid_info; /* string binding, ipid of rem unknown and other information (RO) */
-
- IExternalConnection *extern_conn;
-
- /* We need to keep a count of the outstanding marshals, so we can enforce the
- * marshalling rules (ie, you can only unmarshal normal marshals once). Note
- * that these counts do NOT include unmarshalled interfaces, once a stream is
- * unmarshalled and a proxy set up, this count is decremented.
- */
-
- ULONG norm_refs; /* refcount of normal marshals (CS lock) */
- BOOL disconnected; /* CoDisconnectObject has been called (CS lock) */
-};
-
-struct apartment
-{
- struct list entry;
-
- LONG refs; /* refcount of the apartment (LOCK) */
- BOOL multi_threaded; /* multi-threaded or single-threaded apartment? (RO) */
- DWORD tid; /* thread id (RO) */
- OXID oxid; /* object exporter ID (RO) */
- LONG ipidc; /* interface pointer ID counter, starts at 1 (LOCK) */
- CRITICAL_SECTION cs; /* thread safety */
- struct list proxies; /* imported objects (CS cs) */
- struct list stubmgrs; /* stub managers for exported objects (CS cs) */
- BOOL remunk_exported; /* has the IRemUnknown interface for this apartment been created yet? (CS cs) */
- LONG remoting_started; /* has the RPC system been started for this apartment? (LOCK) */
- struct list loaded_dlls; /* list of dlls loaded by this apartment (CS cs) */
- DWORD host_apt_tid; /* thread ID of apartment hosting objects of differing threading model (CS cs) */
- HWND host_apt_hwnd; /* handle to apartment window of host apartment (CS cs) */
- struct local_server *local_server; /* A marshallable object exposing local servers (CS cs) */
- BOOL being_destroyed; /* is currently being destroyed */
-
- /* FIXME: OIDs should be given out by RPCSS */
- OID oidc; /* object ID counter, starts at 1, zero is invalid OID (CS cs) */
-
- /* STA-only fields */
- HWND win; /* message window (LOCK) */
- LPMESSAGEFILTER filter; /* message filter (CS cs) */
- BOOL main; /* is this a main-threaded-apartment? (RO) */
- /* MTA-only */
- struct list usage_cookies; /* Used for refcount control with CoIncrementMTAUsage()/CoDecrementMTAUsage(). */
-};
-
-struct init_spy
-{
- struct list entry;
- IInitializeSpy *spy;
- unsigned int id;
-};
+struct apartment;
/* this is what is stored in TEB->ReservedForOle */
struct oletls
@@ -170,7 +66,6 @@ struct oletls
DWORD spies_lock;
};
-
/* Global Interface Table Functions */
extern void release_std_git(void) DECLSPEC_HIDDEN;
extern HRESULT StdGlobalInterfaceTable_GetFactory(LPVOID *ppv) DECLSPEC_HIDDEN;
@@ -179,48 +74,9 @@ HRESULT COM_OpenKeyForCLSID(REFCLSID clsid, LPCWSTR keyname, REGSAM access, HKEY
HRESULT MARSHAL_GetStandardMarshalCF(LPVOID *ppv) DECLSPEC_HIDDEN;
HRESULT FTMarshalCF_Create(REFIID riid, LPVOID *ppv) DECLSPEC_HIDDEN;
-/* Stub Manager */
-
-extern ULONG WINAPI stub_manager_int_release(struct stub_manager *This) DECLSPEC_HIDDEN;
-
-/* RPC Backend */
-
-struct dispatch_params;
-
-HRESULT WINAPI RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
- const OXID_INFO *oxid_info, const IID *iid,
- DWORD dest_context, void *dest_context_data,
- IRpcChannelBuffer **chan, struct apartment *apt) DECLSPEC_HIDDEN;
-HRESULT WINAPI RPC_RegisterInterface(REFIID riid) DECLSPEC_HIDDEN;
-HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook) DECLSPEC_HIDDEN;
-void RPC_UnregisterAllChannelHooks(void) DECLSPEC_HIDDEN;
-HRESULT WINAPI RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info) DECLSPEC_HIDDEN;
-
/* Drag and drop */
void OLEDD_UnInitialize(void) DECLSPEC_HIDDEN;
-/* Apartment Functions */
-
-extern void WINAPI apartment_release(struct apartment *apt) DECLSPEC_HIDDEN;
-static inline HRESULT apartment_getoxid(const struct apartment *apt, OXID *oxid)
-{
- *oxid = apt->oxid;
- return S_OK;
-}
-extern HWND WINAPI apartment_getwindow(const struct apartment *apt) DECLSPEC_HIDDEN;
-extern HRESULT WINAPI enter_apartment(struct oletls *info, DWORD model) DECLSPEC_HIDDEN;
-void WINAPI leave_apartment(struct oletls *info) DECLSPEC_HIDDEN;
-extern struct apartment * WINAPI apartment_get_current_or_mta(void) DECLSPEC_HIDDEN;
-extern HRESULT WINAPI apartment_get_local_server_stream(struct apartment *apt, IStream **ret) DECLSPEC_HIDDEN;
-
-/* DCOM messages used by the apartment window (not compatible with native) */
-#define DM_EXECUTERPC (WM_USER + 0) /* WPARAM = 0, LPARAM = (struct dispatch_params *) */
-#define DM_HOSTOBJECT (WM_USER + 1) /* WPARAM = 0, LPARAM = (struct host_object_params *) */
-
-/*
- * Per-thread values are stored in the TEB on offset 0xF80
- */
-
extern HRESULT WINAPI InternalTlsAllocData(struct oletls **tlsdata);
/* will create if necessary */
diff --git a/dlls/ole32/ole32.spec b/dlls/ole32/ole32.spec
index 1ea57416176..cf48d043b75 100644
--- a/dlls/ole32/ole32.spec
+++ b/dlls/ole32/ole32.spec
@@ -64,7 +64,7 @@
@ stdcall CoQueryClientBlanket(ptr ptr ptr ptr ptr ptr ptr) combase.CoQueryClientBlanket
@ stdcall CoQueryProxyBlanket(ptr ptr ptr ptr ptr ptr ptr ptr) combase.CoQueryProxyBlanket
@ stub CoQueryReleaseObject
-@ stdcall CoRegisterChannelHook(ptr ptr)
+@ stdcall CoRegisterChannelHook(ptr ptr) combase.CoRegisterChannelHook
@ stdcall CoRegisterClassObject(ptr ptr long long ptr) combase.CoRegisterClassObject
@ stdcall CoRegisterInitializeSpy(ptr ptr) combase.CoRegisterInitializeSpy
@ stdcall CoRegisterMallocSpy(ptr) combase.CoRegisterMallocSpy
@@ -298,11 +298,3 @@
@ stdcall WriteFmtUserTypeStg(ptr long ptr)
@ stub WriteOleStg
@ stub WriteStringStream
-
-@ stdcall Internal_RPC_ExecuteCall(ptr)
-@ stdcall RPC_CreateServerChannel(long ptr ptr)
-@ stdcall RPC_UnregisterInterface(ptr long)
-@ stdcall RPC_RegisterInterface(ptr)
-@ stdcall RPC_ResolveOxid(int64 ptr)
-@ stdcall RPC_StartRemoting(ptr)
-@ stdcall RPC_CreateClientChannel(ptr ptr ptr ptr long ptr ptr ptr)
diff --git a/dlls/ole32/rpc.c b/dlls/ole32/rpc.c
deleted file mode 100644
index a6783c45eae..00000000000
--- a/dlls/ole32/rpc.c
+++ /dev/null
@@ -1,1654 +0,0 @@
-/*
- * RPC Manager
- *
- * Copyright 2001 Ove Kåven, TransGaming Technologies
- * Copyright 2002 Marcus Meissner
- * Copyright 2005 Mike Hearn, Rob Shearman for CodeWeavers
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
- */
-
-#include <stdarg.h>
-#include <string.h>
-
-#define COBJMACROS
-#define NONAMELESSUNION
-
-#include "windef.h"
-#include "winbase.h"
-#include "winuser.h"
-#include "winsvc.h"
-#include "objbase.h"
-#include "ole2.h"
-#include "rpc.h"
-#include "winerror.h"
-#include "winreg.h"
-#include "servprov.h"
-
-#include "compobj_private.h"
-
-#include "wine/debug.h"
-
-WINE_DEFAULT_DEBUG_CHANNEL(ole);
-
-extern HRESULT WINAPI ipid_get_dispatch_params(const IPID *ipid, struct apartment **stub_apt,
- struct stub_manager **manager, IRpcStubBuffer **stub, IRpcChannelBuffer **chan, IID *iid, IUnknown **iface);
-extern HRESULT WINAPI start_apartment_remote_unknown(struct apartment *apt);
-
-static void __RPC_STUB dispatch_rpc(RPC_MESSAGE *msg);
-
-/* we only use one function to dispatch calls for all methods - we use the
- * RPC_IF_OLE flag to tell the RPC runtime that this is the case */
-static RPC_DISPATCH_FUNCTION rpc_dispatch_table[1] = { dispatch_rpc }; /* (RO) */
-static RPC_DISPATCH_TABLE rpc_dispatch = { 1, rpc_dispatch_table }; /* (RO) */
-
-static struct list registered_interfaces = LIST_INIT(registered_interfaces); /* (CS csRegIf) */
-static CRITICAL_SECTION csRegIf;
-static CRITICAL_SECTION_DEBUG csRegIf_debug =
-{
- 0, 0, &csRegIf,
- { &csRegIf_debug.ProcessLocksList, &csRegIf_debug.ProcessLocksList },
- 0, 0, { (DWORD_PTR)(__FILE__ ": dcom registered server interfaces") }
-};
-static CRITICAL_SECTION csRegIf = { &csRegIf_debug, -1, 0, 0, 0, 0 };
-
-static struct list channel_hooks = LIST_INIT(channel_hooks); /* (CS csChannelHook) */
-static CRITICAL_SECTION csChannelHook;
-static CRITICAL_SECTION_DEBUG csChannelHook_debug =
-{
- 0, 0, &csChannelHook,
- { &csChannelHook_debug.ProcessLocksList, &csChannelHook_debug.ProcessLocksList },
- 0, 0, { (DWORD_PTR)(__FILE__ ": channel hooks") }
-};
-static CRITICAL_SECTION csChannelHook = { &csChannelHook_debug, -1, 0, 0, 0, 0 };
-
-static WCHAR wszRpcTransport[] = {'n','c','a','l','r','p','c',0};
-
-
-struct registered_if
-{
- struct list entry;
- DWORD refs; /* ref count */
- RPC_SERVER_INTERFACE If; /* interface registered with the RPC runtime */
-};
-
-/* get the pipe endpoint specified of the specified apartment */
-static inline void get_rpc_endpoint(LPWSTR endpoint, const OXID *oxid)
-{
- /* FIXME: should get endpoint from rpcss */
- static const WCHAR wszEndpointFormat[] = {'\\','p','i','p','e','\\','O','L','E','_','%','0','8','l','x','%','0','8','l','x',0};
- wsprintfW(endpoint, wszEndpointFormat, (DWORD)(*oxid >> 32),(DWORD)*oxid);
-}
-
-typedef struct
-{
- IRpcChannelBuffer IRpcChannelBuffer_iface;
- LONG refs;
-
- DWORD dest_context; /* returned from GetDestCtx */
- void *dest_context_data; /* returned from GetDestCtx */
-} RpcChannelBuffer;
-
-typedef struct
-{
- RpcChannelBuffer super; /* superclass */
-
- RPC_BINDING_HANDLE bind; /* handle to the remote server */
- OXID oxid; /* apartment in which the channel is valid */
- DWORD server_pid; /* id of server process */
- HANDLE event; /* cached event handle */
- IID iid; /* IID of the proxy this belongs to */
-} ClientRpcChannelBuffer;
-
-struct dispatch_params
-{
- RPCOLEMESSAGE *msg; /* message */
- IRpcStubBuffer *stub; /* stub buffer, if applicable */
- IRpcChannelBuffer *chan; /* server channel buffer, if applicable */
- IID iid; /* ID of interface being called */
- IUnknown *iface; /* interface being called */
- HANDLE handle; /* handle that will become signaled when call finishes */
- BOOL bypass_rpcrt; /* bypass RPC runtime? */
- RPC_STATUS status; /* status (out) */
- HRESULT hr; /* hresult (out) */
-};
-
-struct message_state
-{
- RPC_BINDING_HANDLE binding_handle;
- ULONG prefix_data_len;
- SChannelHookCallInfo channel_hook_info;
- BOOL bypass_rpcrt;
-
- /* client only */
- HWND target_hwnd;
- DWORD target_tid;
- struct dispatch_params params;
-};
-
-typedef struct
-{
- ULONG conformance; /* NDR */
- GUID id;
- ULONG size;
- /* [size_is((size+7)&~7)] */ unsigned char data[1];
-} WIRE_ORPC_EXTENT;
-
-typedef struct
-{
- ULONG size;
- ULONG reserved;
- unsigned char extent[1];
-} WIRE_ORPC_EXTENT_ARRAY;
-
-typedef struct
-{
- ULONG version;
- ULONG flags;
- ULONG reserved1;
- GUID cid;
- unsigned char extensions[1];
-} WIRE_ORPCTHIS;
-
-typedef struct
-{
- ULONG flags;
- unsigned char extensions[1];
-} WIRE_ORPCTHAT;
-
-struct channel_hook_entry
-{
- struct list entry;
- GUID id;
- IChannelHook *hook;
-};
-
-struct channel_hook_buffer_data
-{
- GUID id;
- ULONG extension_size;
-};
-
-
-static HRESULT unmarshal_ORPCTHAT(RPC_MESSAGE *msg, ORPCTHAT *orpcthat,
- ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent);
-
-/* Channel Hook Functions */
-
-static ULONG ChannelHooks_ClientGetSize(SChannelHookCallInfo *info,
- struct channel_hook_buffer_data **data, unsigned int *hook_count,
- ULONG *extension_count)
-{
- struct channel_hook_entry *entry;
- ULONG total_size = 0;
- unsigned int hook_index = 0;
-
- *hook_count = 0;
- *extension_count = 0;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- (*hook_count)++;
-
- if (*hook_count)
- *data = HeapAlloc(GetProcessHeap(), 0, *hook_count * sizeof(struct channel_hook_buffer_data));
- else
- *data = NULL;
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- ULONG extension_size = 0;
-
- IChannelHook_ClientGetSize(entry->hook, &entry->id, &info->iid, &extension_size);
-
- TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
-
- extension_size = (extension_size+7)&~7;
- (*data)[hook_index].id = entry->id;
- (*data)[hook_index].extension_size = extension_size;
-
- /* an extension is only put onto the wire if it has data to write */
- if (extension_size)
- {
- total_size += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[extension_size]);
- (*extension_count)++;
- }
-
- hook_index++;
- }
-
- LeaveCriticalSection(&csChannelHook);
-
- return total_size;
-}
-
-static unsigned char * ChannelHooks_ClientFillBuffer(SChannelHookCallInfo *info,
- unsigned char *buffer, struct channel_hook_buffer_data *data,
- unsigned int hook_count)
-{
- struct channel_hook_entry *entry;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- unsigned int i;
- ULONG extension_size = 0;
- WIRE_ORPC_EXTENT *wire_orpc_extent = (WIRE_ORPC_EXTENT *)buffer;
-
- for (i = 0; i < hook_count; i++)
- if (IsEqualGUID(&entry->id, &data[i].id))
- extension_size = data[i].extension_size;
-
- /* an extension is only put onto the wire if it has data to write */
- if (!extension_size)
- continue;
-
- IChannelHook_ClientFillBuffer(entry->hook, &entry->id, &info->iid,
- &extension_size, buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]));
-
- TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
-
- /* FIXME: set unused portion of wire_orpc_extent->data to 0? */
-
- wire_orpc_extent->conformance = (extension_size+7)&~7;
- wire_orpc_extent->size = extension_size;
- wire_orpc_extent->id = entry->id;
- buffer += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[wire_orpc_extent->conformance]);
- }
-
- LeaveCriticalSection(&csChannelHook);
-
- return buffer;
-}
-
-static void ChannelHooks_ServerNotify(SChannelHookCallInfo *info,
- DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent,
- ULONG extension_count)
-{
- struct channel_hook_entry *entry;
- ULONG i;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- WIRE_ORPC_EXTENT *wire_orpc_extent;
- for (i = 0, wire_orpc_extent = first_wire_orpc_extent;
- i < extension_count;
- i++, wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance])
- {
- if (IsEqualGUID(&entry->id, &wire_orpc_extent->id))
- break;
- }
- if (i == extension_count) wire_orpc_extent = NULL;
-
- IChannelHook_ServerNotify(entry->hook, &entry->id, &info->iid,
- wire_orpc_extent ? wire_orpc_extent->size : 0,
- wire_orpc_extent ? wire_orpc_extent->data : NULL,
- lDataRep);
- }
-
- LeaveCriticalSection(&csChannelHook);
-}
-
-static ULONG ChannelHooks_ServerGetSize(SChannelHookCallInfo *info,
- struct channel_hook_buffer_data **data, unsigned int *hook_count,
- ULONG *extension_count)
-{
- struct channel_hook_entry *entry;
- ULONG total_size = 0;
- unsigned int hook_index = 0;
-
- *hook_count = 0;
- *extension_count = 0;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- (*hook_count)++;
-
- if (*hook_count)
- *data = HeapAlloc(GetProcessHeap(), 0, *hook_count * sizeof(struct channel_hook_buffer_data));
- else
- *data = NULL;
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- ULONG extension_size = 0;
-
- IChannelHook_ServerGetSize(entry->hook, &entry->id, &info->iid, S_OK,
- &extension_size);
-
- TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
-
- extension_size = (extension_size+7)&~7;
- (*data)[hook_index].id = entry->id;
- (*data)[hook_index].extension_size = extension_size;
-
- /* an extension is only put onto the wire if it has data to write */
- if (extension_size)
- {
- total_size += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[extension_size]);
- (*extension_count)++;
- }
-
- hook_index++;
- }
-
- LeaveCriticalSection(&csChannelHook);
-
- return total_size;
-}
-
-static unsigned char * ChannelHooks_ServerFillBuffer(SChannelHookCallInfo *info,
- unsigned char *buffer, struct channel_hook_buffer_data *data,
- unsigned int hook_count)
-{
- struct channel_hook_entry *entry;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- unsigned int i;
- ULONG extension_size = 0;
- WIRE_ORPC_EXTENT *wire_orpc_extent = (WIRE_ORPC_EXTENT *)buffer;
-
- for (i = 0; i < hook_count; i++)
- if (IsEqualGUID(&entry->id, &data[i].id))
- extension_size = data[i].extension_size;
-
- /* an extension is only put onto the wire if it has data to write */
- if (!extension_size)
- continue;
-
- IChannelHook_ServerFillBuffer(entry->hook, &entry->id, &info->iid,
- &extension_size, buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]),
- S_OK);
-
- TRACE("%s: extension_size = %u\n", debugstr_guid(&entry->id), extension_size);
-
- /* FIXME: set unused portion of wire_orpc_extent->data to 0? */
-
- wire_orpc_extent->conformance = (extension_size+7)&~7;
- wire_orpc_extent->size = extension_size;
- wire_orpc_extent->id = entry->id;
- buffer += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[wire_orpc_extent->conformance]);
- }
-
- LeaveCriticalSection(&csChannelHook);
-
- return buffer;
-}
-
-static void ChannelHooks_ClientNotify(SChannelHookCallInfo *info,
- DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent,
- ULONG extension_count, HRESULT hrFault)
-{
- struct channel_hook_entry *entry;
- ULONG i;
-
- EnterCriticalSection(&csChannelHook);
-
- LIST_FOR_EACH_ENTRY(entry, &channel_hooks, struct channel_hook_entry, entry)
- {
- WIRE_ORPC_EXTENT *wire_orpc_extent;
- for (i = 0, wire_orpc_extent = first_wire_orpc_extent;
- i < extension_count;
- i++, wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance])
- {
- if (IsEqualGUID(&entry->id, &wire_orpc_extent->id))
- break;
- }
- if (i == extension_count) wire_orpc_extent = NULL;
-
- IChannelHook_ClientNotify(entry->hook, &entry->id, &info->iid,
- wire_orpc_extent ? wire_orpc_extent->size : 0,
- wire_orpc_extent ? wire_orpc_extent->data : NULL,
- lDataRep, hrFault);
- }
-
- LeaveCriticalSection(&csChannelHook);
-}
-
-HRESULT RPC_RegisterChannelHook(REFGUID rguid, IChannelHook *hook)
-{
- struct channel_hook_entry *entry;
-
- TRACE("(%s, %p)\n", debugstr_guid(rguid), hook);
-
- entry = HeapAlloc(GetProcessHeap(), 0, sizeof(*entry));
- if (!entry)
- return E_OUTOFMEMORY;
-
- entry->id = *rguid;
- entry->hook = hook;
- IChannelHook_AddRef(hook);
-
- EnterCriticalSection(&csChannelHook);
- list_add_tail(&channel_hooks, &entry->entry);
- LeaveCriticalSection(&csChannelHook);
-
- return S_OK;
-}
-
-void RPC_UnregisterAllChannelHooks(void)
-{
- struct channel_hook_entry *cursor;
- struct channel_hook_entry *cursor2;
-
- EnterCriticalSection(&csChannelHook);
- LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &channel_hooks, struct channel_hook_entry, entry)
- HeapFree(GetProcessHeap(), 0, cursor);
- LeaveCriticalSection(&csChannelHook);
- DeleteCriticalSection(&csChannelHook);
- DeleteCriticalSection(&csRegIf);
-}
-
-/* RPC Channel Buffer Functions */
-
-static HRESULT WINAPI RpcChannelBuffer_QueryInterface(IRpcChannelBuffer *iface, REFIID riid, LPVOID *ppv)
-{
- *ppv = NULL;
- if (IsEqualIID(riid,&IID_IRpcChannelBuffer) || IsEqualIID(riid,&IID_IUnknown))
- {
- *ppv = iface;
- IRpcChannelBuffer_AddRef(iface);
- return S_OK;
- }
- return E_NOINTERFACE;
-}
-
-static ULONG WINAPI RpcChannelBuffer_AddRef(LPRPCCHANNELBUFFER iface)
-{
- RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
- return InterlockedIncrement(&This->refs);
-}
-
-static ULONG WINAPI ServerRpcChannelBuffer_Release(LPRPCCHANNELBUFFER iface)
-{
- RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
- ULONG ref;
-
- ref = InterlockedDecrement(&This->refs);
- if (ref)
- return ref;
-
- HeapFree(GetProcessHeap(), 0, This);
- return 0;
-}
-
-static ULONG WINAPI ClientRpcChannelBuffer_Release(LPRPCCHANNELBUFFER iface)
-{
- ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
- ULONG ref;
-
- ref = InterlockedDecrement(&This->super.refs);
- if (ref)
- return ref;
-
- if (This->event) CloseHandle(This->event);
- RpcBindingFree(&This->bind);
- HeapFree(GetProcessHeap(), 0, This);
- return 0;
-}
-
-static HRESULT WINAPI ServerRpcChannelBuffer_GetBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg, REFIID riid)
-{
- RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
- RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
- RPC_STATUS status;
- ORPCTHAT *orpcthat;
- struct message_state *message_state;
- ULONG extensions_size;
- struct channel_hook_buffer_data *channel_hook_data;
- unsigned int channel_hook_count;
- ULONG extension_count;
-
- TRACE("(%p)->(%p,%s)\n", This, olemsg, debugstr_guid(riid));
-
- message_state = msg->Handle;
- /* restore the binding handle and the real start of data */
- msg->Handle = message_state->binding_handle;
- msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
-
- extensions_size = ChannelHooks_ServerGetSize(&message_state->channel_hook_info,
- &channel_hook_data, &channel_hook_count, &extension_count);
-
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPCTHAT, extensions) + sizeof(DWORD);
- if (extensions_size)
- {
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent[2*sizeof(DWORD) + extensions_size]);
- if (extension_count & 1)
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
- }
-
- if (message_state->bypass_rpcrt)
- {
- msg->Buffer = HeapAlloc(GetProcessHeap(), 0, msg->BufferLength);
- if (msg->Buffer)
- status = RPC_S_OK;
- else
- {
- HeapFree(GetProcessHeap(), 0, channel_hook_data);
- return E_OUTOFMEMORY;
- }
- }
- else
- status = I_RpcGetBuffer(msg);
-
- orpcthat = msg->Buffer;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHAT, extensions);
-
- orpcthat->flags = ORPCF_NULL /* FIXME? */;
-
- /* NDR representation of orpcthat->extensions */
- *(DWORD *)msg->Buffer = extensions_size ? 1 : 0;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- if (extensions_size)
- {
- WIRE_ORPC_EXTENT_ARRAY *orpc_extent_array = msg->Buffer;
- orpc_extent_array->size = extension_count;
- orpc_extent_array->reserved = 0;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
- /* NDR representation of orpc_extent_array->extent */
- *(DWORD *)msg->Buffer = 1;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
- /* NDR representation of [size_is] attribute of orpc_extent_array->extent */
- *(DWORD *)msg->Buffer = (extension_count + 1) & ~1;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- msg->Buffer = ChannelHooks_ServerFillBuffer(&message_state->channel_hook_info,
- msg->Buffer, channel_hook_data, channel_hook_count);
-
- /* we must add a dummy extension if there is an odd extension
- * count to meet the contract specified by the size_is attribute */
- if (extension_count & 1)
- {
- WIRE_ORPC_EXTENT *wire_orpc_extent = msg->Buffer;
- wire_orpc_extent->conformance = 0;
- wire_orpc_extent->id = GUID_NULL;
- wire_orpc_extent->size = 0;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
- }
- }
-
- HeapFree(GetProcessHeap(), 0, channel_hook_data);
-
- /* store the prefixed data length so that we can restore the real buffer
- * later */
- message_state->prefix_data_len = (char *)msg->Buffer - (char *)orpcthat;
- msg->BufferLength -= message_state->prefix_data_len;
- /* save away the message state again */
- msg->Handle = message_state;
-
- TRACE("-- %d\n", status);
-
- return HRESULT_FROM_WIN32(status);
-}
-
-static HANDLE ClientRpcChannelBuffer_GetEventHandle(ClientRpcChannelBuffer *This)
-{
- HANDLE event = InterlockedExchangePointer(&This->event, NULL);
-
- /* Note: must be auto-reset event so we can reuse it without a call
- * to ResetEvent */
- if (!event) event = CreateEventW(NULL, FALSE, FALSE, NULL);
-
- return event;
-}
-
-static void ClientRpcChannelBuffer_ReleaseEventHandle(ClientRpcChannelBuffer *This, HANDLE event)
-{
- if (InterlockedCompareExchangePointer(&This->event, event, NULL))
- /* already a handle cached in This */
- CloseHandle(event);
-}
-
-static HRESULT WINAPI ClientRpcChannelBuffer_GetBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg, REFIID riid)
-{
- ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
- RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
- RPC_CLIENT_INTERFACE *cif;
- RPC_STATUS status;
- ORPCTHIS *orpcthis;
- struct message_state *message_state;
- ULONG extensions_size;
- struct channel_hook_buffer_data *channel_hook_data;
- unsigned int channel_hook_count;
- ULONG extension_count;
- IPID ipid;
- HRESULT hr;
- struct apartment *apt = NULL;
-
- TRACE("(%p)->(%p,%s)\n", This, olemsg, debugstr_guid(riid));
-
- cif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(RPC_CLIENT_INTERFACE));
- if (!cif)
- return E_OUTOFMEMORY;
-
- message_state = HeapAlloc(GetProcessHeap(), 0, sizeof(*message_state));
- if (!message_state)
- {
- HeapFree(GetProcessHeap(), 0, cif);
- return E_OUTOFMEMORY;
- }
-
- cif->Length = sizeof(RPC_CLIENT_INTERFACE);
- /* RPC interface ID = COM interface ID */
- cif->InterfaceId.SyntaxGUID = This->iid;
- /* COM objects always have a version of 0.0 */
- cif->InterfaceId.SyntaxVersion.MajorVersion = 0;
- cif->InterfaceId.SyntaxVersion.MinorVersion = 0;
- msg->Handle = This->bind;
- msg->RpcInterfaceInformation = cif;
-
- message_state->prefix_data_len = 0;
- message_state->binding_handle = This->bind;
-
- message_state->channel_hook_info.iid = *riid;
- message_state->channel_hook_info.cbSize = sizeof(message_state->channel_hook_info);
- CoGetCurrentLogicalThreadId(&message_state->channel_hook_info.uCausality);
- message_state->channel_hook_info.dwServerPid = This->server_pid;
- message_state->channel_hook_info.iMethod = msg->ProcNum & ~RPC_FLAGS_VALID_BIT;
- message_state->channel_hook_info.pObject = NULL; /* only present on server-side */
- message_state->target_hwnd = NULL;
- message_state->target_tid = 0;
- memset(&message_state->params, 0, sizeof(message_state->params));
-
- extensions_size = ChannelHooks_ClientGetSize(&message_state->channel_hook_info,
- &channel_hook_data, &channel_hook_count, &extension_count);
-
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPCTHIS, extensions) + sizeof(DWORD);
- if (extensions_size)
- {
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent[2*sizeof(DWORD) + extensions_size]);
- if (extension_count & 1)
- msg->BufferLength += FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
- }
-
- RpcBindingInqObject(message_state->binding_handle, &ipid);
- hr = ipid_get_dispatch_params(&ipid, &apt, NULL, &message_state->params.stub,
- &message_state->params.chan,
- &message_state->params.iid,
- &message_state->params.iface);
- if (hr == S_OK)
- {
- /* stub, chan, iface and iid are unneeded in multi-threaded case as we go
- * via the RPC runtime */
- if (apt->multi_threaded)
- {
- IRpcStubBuffer_Release(message_state->params.stub);
- message_state->params.stub = NULL;
- IRpcChannelBuffer_Release(message_state->params.chan);
- message_state->params.chan = NULL;
- message_state->params.iface = NULL;
- }
- else
- {
- message_state->params.bypass_rpcrt = TRUE;
- message_state->target_hwnd = apartment_getwindow(apt);
- message_state->target_tid = apt->tid;
- /* we assume later on that this being non-NULL is the indicator that
- * means call directly instead of going through RPC runtime */
- if (!message_state->target_hwnd)
- ERR("window for apartment %s is NULL\n", wine_dbgstr_longlong(apt->oxid));
- }
- }
- if (apt) apartment_release(apt);
- message_state->params.handle = ClientRpcChannelBuffer_GetEventHandle(This);
- /* Note: message_state->params.msg is initialised in
- * ClientRpcChannelBuffer_SendReceive */
-
- /* shortcut the RPC runtime */
- if (message_state->target_hwnd)
- {
- msg->Buffer = HeapAlloc(GetProcessHeap(), 0, msg->BufferLength);
- if (msg->Buffer)
- status = RPC_S_OK;
- else
- status = ERROR_OUTOFMEMORY;
- }
- else
- status = I_RpcGetBuffer(msg);
-
- msg->Handle = message_state;
-
- if (status == RPC_S_OK)
- {
- orpcthis = msg->Buffer;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHIS, extensions);
-
- orpcthis->version.MajorVersion = COM_MAJOR_VERSION;
- orpcthis->version.MinorVersion = COM_MINOR_VERSION;
- orpcthis->flags = message_state->channel_hook_info.dwServerPid ? ORPCF_LOCAL : ORPCF_NULL;
- orpcthis->reserved1 = 0;
- orpcthis->cid = message_state->channel_hook_info.uCausality;
-
- /* NDR representation of orpcthis->extensions */
- *(DWORD *)msg->Buffer = extensions_size ? 1 : 0;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- if (extensions_size)
- {
- ORPC_EXTENT_ARRAY *orpc_extent_array = msg->Buffer;
- orpc_extent_array->size = extension_count;
- orpc_extent_array->reserved = 0;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
- /* NDR representation of orpc_extent_array->extent */
- *(DWORD *)msg->Buffer = 1;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
- /* NDR representation of [size_is] attribute of orpc_extent_array->extent */
- *(DWORD *)msg->Buffer = (extension_count + 1) & ~1;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- msg->Buffer = ChannelHooks_ClientFillBuffer(&message_state->channel_hook_info,
- msg->Buffer, channel_hook_data, channel_hook_count);
-
- /* we must add a dummy extension if there is an odd extension
- * count to meet the contract specified by the size_is attribute */
- if (extension_count & 1)
- {
- WIRE_ORPC_EXTENT *wire_orpc_extent = msg->Buffer;
- wire_orpc_extent->conformance = 0;
- wire_orpc_extent->id = GUID_NULL;
- wire_orpc_extent->size = 0;
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT, data[0]);
- }
- }
-
- /* store the prefixed data length so that we can restore the real buffer
- * pointer in ClientRpcChannelBuffer_SendReceive. */
- message_state->prefix_data_len = (char *)msg->Buffer - (char *)orpcthis;
- msg->BufferLength -= message_state->prefix_data_len;
- }
-
- HeapFree(GetProcessHeap(), 0, channel_hook_data);
-
- TRACE("-- %d\n", status);
-
- return HRESULT_FROM_WIN32(status);
-}
-
-static HRESULT WINAPI ServerRpcChannelBuffer_SendReceive(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
-{
- FIXME("stub\n");
- return E_NOTIMPL;
-}
-
-/* this thread runs an outgoing RPC */
-static DWORD WINAPI rpc_sendreceive_thread(LPVOID param)
-{
- struct dispatch_params *data = param;
-
- /* Note: I_RpcSendReceive doesn't raise exceptions like the higher-level
- * RPC functions do */
- data->status = I_RpcSendReceive((RPC_MESSAGE *)data->msg);
-
- TRACE("completed with status 0x%x\n", data->status);
-
- SetEvent(data->handle);
-
- return 0;
-}
-
-static inline HRESULT ClientRpcChannelBuffer_IsCorrectApartment(ClientRpcChannelBuffer *This, struct apartment *apt)
-{
- OXID oxid;
- if (!apt)
- return S_FALSE;
- if (apartment_getoxid(apt, &oxid) != S_OK)
- return S_FALSE;
- if (This->oxid != oxid)
- return S_FALSE;
- return S_OK;
-}
-
-static HRESULT WINAPI ClientRpcChannelBuffer_SendReceive(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
-{
- ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
- HRESULT hr;
- RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
- RPC_STATUS status;
- DWORD index;
- struct message_state *message_state;
- ORPCTHAT orpcthat;
- ORPC_EXTENT_ARRAY orpc_ext_array;
- WIRE_ORPC_EXTENT *first_wire_orpc_extent = NULL;
- HRESULT hrFault = S_OK;
- struct apartment *apt = apartment_get_current_or_mta();
-
- TRACE("(%p) iMethod=%d\n", olemsg, olemsg->iMethod);
-
- hr = ClientRpcChannelBuffer_IsCorrectApartment(This, apt);
- if (hr != S_OK)
- {
- ERR("called from wrong apartment, should have been 0x%s\n",
- wine_dbgstr_longlong(This->oxid));
- if (apt) apartment_release(apt);
- return RPC_E_WRONG_THREAD;
- }
- /* This situation should be impossible in multi-threaded apartments,
- * because the calling thread isn't re-enterable.
- * Note: doing a COM call during the processing of a sent message is
- * only disallowed if a client call is already being waited for
- * completion */
- if (!apt->multi_threaded &&
- COM_CurrentInfo()->pending_call_count_client &&
- InSendMessage())
- {
- ERR("can't make an outgoing COM call in response to a sent message\n");
- apartment_release(apt);
- return RPC_E_CANTCALLOUT_ININPUTSYNCCALL;
- }
-
- message_state = msg->Handle;
- /* restore the binding handle and the real start of data */
- msg->Handle = message_state->binding_handle;
- msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
- msg->BufferLength += message_state->prefix_data_len;
-
- /* Note: this is an optimization in the Microsoft OLE runtime that we need
- * to copy, as shown by the test_no_couninitialize_client test. without
- * short-circuiting the RPC runtime in the case below, the test will
- * deadlock on the loader lock due to the RPC runtime needing to create
- * a thread to process the RPC when this function is called indirectly
- * from DllMain */
-
- message_state->params.msg = olemsg;
- if (message_state->params.bypass_rpcrt)
- {
- TRACE("Calling apartment thread 0x%08x...\n", message_state->target_tid);
-
- msg->ProcNum &= ~RPC_FLAGS_VALID_BIT;
-
- if (!PostMessageW(message_state->target_hwnd, DM_EXECUTERPC, 0,
- (LPARAM)&message_state->params))
- {
- ERR("PostMessage failed with error %u\n", GetLastError());
-
- /* Note: message_state->params.iface doesn't have a reference and
- * so doesn't need to be released */
-
- hr = HRESULT_FROM_WIN32(GetLastError());
- }
- }
- else
- {
- /* we use a separate thread here because we need to be able to
- * pump the message loop in the application thread: if we do not,
- * any windows created by this thread will hang and RPCs that try
- * and re-enter this STA from an incoming server thread will
- * deadlock. InstallShield is an example of that.
- */
- if (!QueueUserWorkItem(rpc_sendreceive_thread, &message_state->params, WT_EXECUTEDEFAULT))
- {
- ERR("QueueUserWorkItem failed with error %u\n", GetLastError());
- hr = E_UNEXPECTED;
- }
- else
- hr = S_OK;
- }
-
- if (hr == S_OK)
- {
- if (WaitForSingleObject(message_state->params.handle, 0))
- {
- COM_CurrentInfo()->pending_call_count_client++;
- hr = CoWaitForMultipleHandles(0, INFINITE, 1, &message_state->params.handle, &index);
- COM_CurrentInfo()->pending_call_count_client--;
- }
- }
- ClientRpcChannelBuffer_ReleaseEventHandle(This, message_state->params.handle);
-
- /* for WM shortcut, faults are returned in params->hr */
- if (hr == S_OK)
- hrFault = message_state->params.hr;
-
- status = message_state->params.status;
-
- orpcthat.flags = ORPCF_NULL;
- orpcthat.extensions = NULL;
-
- TRACE("RPC call status: 0x%x\n", status);
- if (status != RPC_S_OK)
- hr = HRESULT_FROM_WIN32(status);
-
- TRACE("hrFault = 0x%08x\n", hrFault);
-
- /* FIXME: this condition should be
- * "hr == S_OK && (!hrFault || msg->BufferLength > FIELD_OFFSET(ORPCTHAT, extensions) + 4)"
- * but we don't currently reset the message length for PostMessage
- * dispatched calls */
- if (hr == S_OK && hrFault == S_OK)
- {
- HRESULT hr2;
- char *original_buffer = msg->Buffer;
-
- /* handle ORPCTHAT and client extensions */
-
- hr2 = unmarshal_ORPCTHAT(msg, &orpcthat, &orpc_ext_array, &first_wire_orpc_extent);
- if (FAILED(hr2))
- hr = hr2;
-
- message_state->prefix_data_len = (char *)msg->Buffer - original_buffer;
- msg->BufferLength -= message_state->prefix_data_len;
- }
- else
- message_state->prefix_data_len = 0;
-
- if (hr == S_OK)
- {
- ChannelHooks_ClientNotify(&message_state->channel_hook_info,
- msg->DataRepresentation,
- first_wire_orpc_extent,
- orpcthat.extensions && first_wire_orpc_extent ? orpcthat.extensions->size : 0,
- hrFault);
- }
-
- /* save away the message state again */
- msg->Handle = message_state;
-
- if (pstatus) *pstatus = status;
-
- if (hr == S_OK)
- hr = hrFault;
-
- TRACE("-- 0x%08x\n", hr);
-
- apartment_release(apt);
- return hr;
-}
-
-static HRESULT WINAPI ServerRpcChannelBuffer_FreeBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg)
-{
- RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
- RPC_STATUS status;
- struct message_state *message_state;
-
- TRACE("(%p)\n", msg);
-
- message_state = msg->Handle;
- /* restore the binding handle and the real start of data */
- msg->Handle = message_state->binding_handle;
- msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
- msg->BufferLength += message_state->prefix_data_len;
- message_state->prefix_data_len = 0;
-
- if (message_state->bypass_rpcrt)
- {
- HeapFree(GetProcessHeap(), 0, msg->Buffer);
- status = RPC_S_OK;
- }
- else
- status = I_RpcFreeBuffer(msg);
-
- msg->Handle = message_state;
-
- TRACE("-- %d\n", status);
-
- return HRESULT_FROM_WIN32(status);
-}
-
-static HRESULT WINAPI ClientRpcChannelBuffer_FreeBuffer(LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE* olemsg)
-{
- RPC_MESSAGE *msg = (RPC_MESSAGE *)olemsg;
- RPC_STATUS status;
- struct message_state *message_state;
-
- TRACE("(%p)\n", msg);
-
- message_state = msg->Handle;
- /* restore the binding handle and the real start of data */
- msg->Handle = message_state->binding_handle;
- msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
- msg->BufferLength += message_state->prefix_data_len;
-
- if (message_state->params.bypass_rpcrt)
- {
- HeapFree(GetProcessHeap(), 0, msg->Buffer);
- status = RPC_S_OK;
- }
- else
- status = I_RpcFreeBuffer(msg);
-
- HeapFree(GetProcessHeap(), 0, msg->RpcInterfaceInformation);
- msg->RpcInterfaceInformation = NULL;
-
- if (message_state->params.stub)
- IRpcStubBuffer_Release(message_state->params.stub);
- if (message_state->params.chan)
- IRpcChannelBuffer_Release(message_state->params.chan);
- HeapFree(GetProcessHeap(), 0, message_state);
-
- TRACE("-- %d\n", status);
-
- return HRESULT_FROM_WIN32(status);
-}
-
-static HRESULT WINAPI ClientRpcChannelBuffer_GetDestCtx(LPRPCCHANNELBUFFER iface, DWORD* pdwDestContext, void** ppvDestContext)
-{
- ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
-
- TRACE("(%p,%p)\n", pdwDestContext, ppvDestContext);
-
- *pdwDestContext = This->super.dest_context;
- *ppvDestContext = This->super.dest_context_data;
-
- return S_OK;
-}
-
-static HRESULT WINAPI ServerRpcChannelBuffer_GetDestCtx(LPRPCCHANNELBUFFER iface, DWORD* dest_context, void** dest_context_data)
-{
- RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
-
- TRACE("(%p,%p)\n", dest_context, dest_context_data);
-
- *dest_context = This->dest_context;
- *dest_context_data = This->dest_context_data;
- return S_OK;
-}
-
-static HRESULT WINAPI RpcChannelBuffer_IsConnected(LPRPCCHANNELBUFFER iface)
-{
- TRACE("()\n");
- /* native does nothing too */
- return S_OK;
-}
-
-static const IRpcChannelBufferVtbl ClientRpcChannelBufferVtbl =
-{
- RpcChannelBuffer_QueryInterface,
- RpcChannelBuffer_AddRef,
- ClientRpcChannelBuffer_Release,
- ClientRpcChannelBuffer_GetBuffer,
- ClientRpcChannelBuffer_SendReceive,
- ClientRpcChannelBuffer_FreeBuffer,
- ClientRpcChannelBuffer_GetDestCtx,
- RpcChannelBuffer_IsConnected
-};
-
-static const IRpcChannelBufferVtbl ServerRpcChannelBufferVtbl =
-{
- RpcChannelBuffer_QueryInterface,
- RpcChannelBuffer_AddRef,
- ServerRpcChannelBuffer_Release,
- ServerRpcChannelBuffer_GetBuffer,
- ServerRpcChannelBuffer_SendReceive,
- ServerRpcChannelBuffer_FreeBuffer,
- ServerRpcChannelBuffer_GetDestCtx,
- RpcChannelBuffer_IsConnected
-};
-
-/* returns a channel buffer for proxies */
-HRESULT WINAPI RPC_CreateClientChannel(const OXID *oxid, const IPID *ipid,
- const OXID_INFO *oxid_info, const IID *iid,
- DWORD dest_context, void *dest_context_data,
- IRpcChannelBuffer **chan, struct apartment *apt)
-{
- ClientRpcChannelBuffer *This;
- WCHAR endpoint[200];
- RPC_BINDING_HANDLE bind;
- RPC_STATUS status;
- LPWSTR string_binding;
-
- /* FIXME: get the endpoint from oxid_info->psa instead */
- get_rpc_endpoint(endpoint, oxid);
-
- TRACE("proxy pipe: connecting to endpoint: %s\n", debugstr_w(endpoint));
-
- status = RpcStringBindingComposeW(
- NULL,
- wszRpcTransport,
- NULL,
- endpoint,
- NULL,
- &string_binding);
-
- if (status == RPC_S_OK)
- {
- status = RpcBindingFromStringBindingW(string_binding, &bind);
-
- if (status == RPC_S_OK)
- {
- IPID ipid2 = *ipid; /* why can't RpcBindingSetObject take a const? */
- status = RpcBindingSetObject(bind, &ipid2);
- if (status != RPC_S_OK)
- RpcBindingFree(&bind);
- }
-
- RpcStringFreeW(&string_binding);
- }
-
- if (status != RPC_S_OK)
- {
- ERR("Couldn't get binding for endpoint %s, status = %d\n", debugstr_w(endpoint), status);
- return HRESULT_FROM_WIN32(status);
- }
-
- This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
- if (!This)
- {
- RpcBindingFree(&bind);
- return E_OUTOFMEMORY;
- }
-
- This->super.IRpcChannelBuffer_iface.lpVtbl = &ClientRpcChannelBufferVtbl;
- This->super.refs = 1;
- This->super.dest_context = dest_context;
- This->super.dest_context_data = dest_context_data;
- This->bind = bind;
- apartment_getoxid(apt, &This->oxid);
- This->server_pid = oxid_info->dwPid;
- This->event = NULL;
- This->iid = *iid;
-
- *chan = &This->super.IRpcChannelBuffer_iface;
-
- return S_OK;
-}
-
-HRESULT WINAPI RPC_CreateServerChannel(DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan)
-{
- RpcChannelBuffer *This = HeapAlloc(GetProcessHeap(), 0, sizeof(*This));
- if (!This)
- return E_OUTOFMEMORY;
-
- This->IRpcChannelBuffer_iface.lpVtbl = &ServerRpcChannelBufferVtbl;
- This->refs = 1;
- This->dest_context = dest_context;
- This->dest_context_data = dest_context_data;
-
- *chan = &This->IRpcChannelBuffer_iface;
-
- return S_OK;
-}
-
-/* unmarshals ORPC_EXTENT_ARRAY according to NDR rules, but doesn't allocate
- * any memory */
-static HRESULT unmarshal_ORPC_EXTENT_ARRAY(RPC_MESSAGE *msg, const char *end,
- ORPC_EXTENT_ARRAY *extensions,
- WIRE_ORPC_EXTENT **first_wire_orpc_extent)
-{
- DWORD pointer_id;
- DWORD i;
-
- memcpy(extensions, msg->Buffer, FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent));
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPC_EXTENT_ARRAY, extent);
-
- if ((const char *)msg->Buffer + 2 * sizeof(DWORD) > end)
- return RPC_E_INVALID_HEADER;
-
- pointer_id = *(DWORD *)msg->Buffer;
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
- extensions->extent = NULL;
-
- if (pointer_id)
- {
- WIRE_ORPC_EXTENT *wire_orpc_extent;
-
- /* conformance */
- if (*(DWORD *)msg->Buffer != ((extensions->size+1)&~1))
- return RPC_S_INVALID_BOUND;
-
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- /* arbitrary limit for security (don't know what native does) */
- if (extensions->size > 256)
- {
- ERR("too many extensions: %d\n", extensions->size);
- return RPC_S_INVALID_BOUND;
- }
-
- *first_wire_orpc_extent = wire_orpc_extent = msg->Buffer;
- for (i = 0; i < ((extensions->size+1)&~1); i++)
- {
- if ((const char *)&wire_orpc_extent->data[0] > end)
- return RPC_S_INVALID_BOUND;
- if (wire_orpc_extent->conformance != ((wire_orpc_extent->size+7)&~7))
- return RPC_S_INVALID_BOUND;
- if ((const char *)&wire_orpc_extent->data[wire_orpc_extent->conformance] > end)
- return RPC_S_INVALID_BOUND;
- TRACE("size %u, guid %s\n", wire_orpc_extent->size, debugstr_guid(&wire_orpc_extent->id));
- wire_orpc_extent = (WIRE_ORPC_EXTENT *)&wire_orpc_extent->data[wire_orpc_extent->conformance];
- }
- msg->Buffer = wire_orpc_extent;
- }
-
- return S_OK;
-}
-
-/* unmarshals ORPCTHIS according to NDR rules, but doesn't allocate any memory */
-static HRESULT unmarshal_ORPCTHIS(RPC_MESSAGE *msg, ORPCTHIS *orpcthis,
- ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
-{
- const char *end = (char *)msg->Buffer + msg->BufferLength;
-
- *first_wire_orpc_extent = NULL;
-
- if (msg->BufferLength < FIELD_OFFSET(WIRE_ORPCTHIS, extensions) + sizeof(DWORD))
- {
- ERR("invalid buffer length\n");
- return RPC_E_INVALID_HEADER;
- }
-
- memcpy(orpcthis, msg->Buffer, FIELD_OFFSET(WIRE_ORPCTHIS, extensions));
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHIS, extensions);
-
- if ((const char *)msg->Buffer + sizeof(DWORD) > end)
- return RPC_E_INVALID_HEADER;
-
- if (*(DWORD *)msg->Buffer)
- orpcthis->extensions = orpc_ext_array;
- else
- orpcthis->extensions = NULL;
-
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- if (orpcthis->extensions)
- {
- HRESULT hr = unmarshal_ORPC_EXTENT_ARRAY(msg, end, orpc_ext_array,
- first_wire_orpc_extent);
- if (FAILED(hr))
- return hr;
- }
-
- if ((orpcthis->version.MajorVersion != COM_MAJOR_VERSION) ||
- (orpcthis->version.MinorVersion > COM_MINOR_VERSION))
- {
- ERR("COM version {%d, %d} not supported\n",
- orpcthis->version.MajorVersion, orpcthis->version.MinorVersion);
- return RPC_E_VERSION_MISMATCH;
- }
-
- if (orpcthis->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4))
- {
- ERR("invalid flags 0x%x\n", orpcthis->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4));
- return RPC_E_INVALID_HEADER;
- }
-
- return S_OK;
-}
-
-static HRESULT unmarshal_ORPCTHAT(RPC_MESSAGE *msg, ORPCTHAT *orpcthat,
- ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
-{
- const char *end = (char *)msg->Buffer + msg->BufferLength;
-
- *first_wire_orpc_extent = NULL;
-
- if (msg->BufferLength < FIELD_OFFSET(WIRE_ORPCTHAT, extensions) + sizeof(DWORD))
- {
- ERR("invalid buffer length\n");
- return RPC_E_INVALID_HEADER;
- }
-
- memcpy(orpcthat, msg->Buffer, FIELD_OFFSET(WIRE_ORPCTHAT, extensions));
- msg->Buffer = (char *)msg->Buffer + FIELD_OFFSET(WIRE_ORPCTHAT, extensions);
-
- if ((const char *)msg->Buffer + sizeof(DWORD) > end)
- return RPC_E_INVALID_HEADER;
-
- if (*(DWORD *)msg->Buffer)
- orpcthat->extensions = orpc_ext_array;
- else
- orpcthat->extensions = NULL;
-
- msg->Buffer = (char *)msg->Buffer + sizeof(DWORD);
-
- if (orpcthat->extensions)
- {
- HRESULT hr = unmarshal_ORPC_EXTENT_ARRAY(msg, end, orpc_ext_array,
- first_wire_orpc_extent);
- if (FAILED(hr))
- return hr;
- }
-
- if (orpcthat->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4))
- {
- ERR("invalid flags 0x%x\n", orpcthat->flags & ~(ORPCF_LOCAL|ORPCF_RESERVED1|ORPCF_RESERVED2|ORPCF_RESERVED3|ORPCF_RESERVED4));
- return RPC_E_INVALID_HEADER;
- }
-
- return S_OK;
-}
-
-void WINAPI Internal_RPC_ExecuteCall(struct dispatch_params *params)
-{
- struct message_state *message_state = NULL;
- RPC_MESSAGE *msg = (RPC_MESSAGE *)params->msg;
- char *original_buffer = msg->Buffer;
- ORPCTHIS orpcthis;
- ORPC_EXTENT_ARRAY orpc_ext_array;
- WIRE_ORPC_EXTENT *first_wire_orpc_extent;
- GUID old_causality_id;
-
- /* handle ORPCTHIS and server extensions */
-
- params->hr = unmarshal_ORPCTHIS(msg, &orpcthis, &orpc_ext_array, &first_wire_orpc_extent);
- if (params->hr != S_OK)
- {
- msg->Buffer = original_buffer;
- goto exit;
- }
-
- message_state = HeapAlloc(GetProcessHeap(), 0, sizeof(*message_state));
- if (!message_state)
- {
- params->hr = E_OUTOFMEMORY;
- msg->Buffer = original_buffer;
- goto exit;
- }
-
- message_state->prefix_data_len = (char *)msg->Buffer - original_buffer;
- message_state->binding_handle = msg->Handle;
- message_state->bypass_rpcrt = params->bypass_rpcrt;
-
- message_state->channel_hook_info.iid = params->iid;
- message_state->channel_hook_info.cbSize = sizeof(message_state->channel_hook_info);
- message_state->channel_hook_info.uCausality = orpcthis.cid;
- message_state->channel_hook_info.dwServerPid = GetCurrentProcessId();
- message_state->channel_hook_info.iMethod = msg->ProcNum;
- message_state->channel_hook_info.pObject = params->iface;
-
- if (orpcthis.extensions && first_wire_orpc_extent &&
- orpcthis.extensions->size)
- ChannelHooks_ServerNotify(&message_state->channel_hook_info, msg->DataRepresentation, first_wire_orpc_extent, orpcthis.extensions->size);
-
- msg->Handle = message_state;
- msg->BufferLength -= message_state->prefix_data_len;
-
- /* call message filter */
-
- if (COM_CurrentApt()->filter)
- {
- DWORD handlecall;
- INTERFACEINFO interface_info;
- CALLTYPE calltype;
-
- interface_info.pUnk = params->iface;
- interface_info.iid = params->iid;
- interface_info.wMethod = msg->ProcNum;
-
- if (IsEqualGUID(&orpcthis.cid, &COM_CurrentInfo()->causality_id))
- calltype = CALLTYPE_NESTED;
- else if (COM_CurrentInfo()->pending_call_count_server == 0)
- calltype = CALLTYPE_TOPLEVEL;
- else
- calltype = CALLTYPE_TOPLEVEL_CALLPENDING;
-
- handlecall = IMessageFilter_HandleInComingCall(COM_CurrentApt()->filter,
- calltype,
- UlongToHandle(GetCurrentProcessId()),
- 0 /* FIXME */,
- &interface_info);
- TRACE("IMessageFilter_HandleInComingCall returned %d\n", handlecall);
- switch (handlecall)
- {
- case SERVERCALL_REJECTED:
- params->hr = RPC_E_CALL_REJECTED;
- goto exit_reset_state;
- case SERVERCALL_RETRYLATER:
-#if 0 /* FIXME: handle retries on the client side before enabling this code */
- params->hr = RPC_E_RETRY;
- goto exit_reset_state;
-#else
- FIXME("retry call later not implemented\n");
- break;
-#endif
- case SERVERCALL_ISHANDLED:
- default:
- break;
- }
- }
-
- /* invoke the method */
-
- /* save the old causality ID - note: any calls executed while processing
- * messages received during the SendReceive will appear to originate from
- * this call - this should be checked with what Windows does */
- old_causality_id = COM_CurrentInfo()->causality_id;
- COM_CurrentInfo()->causality_id = orpcthis.cid;
- COM_CurrentInfo()->pending_call_count_server++;
- params->hr = IRpcStubBuffer_Invoke(params->stub, params->msg, params->chan);
- COM_CurrentInfo()->pending_call_count_server--;
- COM_CurrentInfo()->causality_id = old_causality_id;
-
- /* the invoke allocated a new buffer, so free the old one */
- if (message_state->bypass_rpcrt && original_buffer != msg->Buffer)
- HeapFree(GetProcessHeap(), 0, original_buffer);
-
-exit_reset_state:
- message_state = msg->Handle;
- msg->Handle = message_state->binding_handle;
- msg->Buffer = (char *)msg->Buffer - message_state->prefix_data_len;
- msg->BufferLength += message_state->prefix_data_len;
-
-exit:
- HeapFree(GetProcessHeap(), 0, message_state);
- if (params->handle) SetEvent(params->handle);
-}
-
-static void __RPC_STUB dispatch_rpc(RPC_MESSAGE *msg)
-{
- struct dispatch_params *params;
- struct stub_manager *stub_manager;
- struct apartment *apt;
- IPID ipid;
- HRESULT hr;
-
- RpcBindingInqObject(msg->Handle, &ipid);
-
- TRACE("ipid = %s, iMethod = %d\n", debugstr_guid(&ipid), msg->ProcNum);
-
- params = HeapAlloc(GetProcessHeap(), 0, sizeof(*params));
- if (!params)
- {
- RpcRaiseException(E_OUTOFMEMORY);
- return;
- }
-
- hr = ipid_get_dispatch_params(&ipid, &apt, &stub_manager, ¶ms->stub, ¶ms->chan,
- ¶ms->iid, ¶ms->iface);
- if (hr != S_OK)
- {
- ERR("no apartment found for ipid %s\n", debugstr_guid(&ipid));
- HeapFree(GetProcessHeap(), 0, params);
- RpcRaiseException(hr);
- return;
- }
-
- params->msg = (RPCOLEMESSAGE *)msg;
- params->status = RPC_S_OK;
- params->hr = S_OK;
- params->handle = NULL;
- params->bypass_rpcrt = FALSE;
-
- /* Note: this is the important difference between STAs and MTAs - we
- * always execute RPCs to STAs in the thread that originally created the
- * apartment (i.e. the one that pumps messages to the window) */
- if (!apt->multi_threaded)
- {
- params->handle = CreateEventW(NULL, FALSE, FALSE, NULL);
-
- TRACE("Calling apartment thread 0x%08x...\n", apt->tid);
-
- if (PostMessageW(apartment_getwindow(apt), DM_EXECUTERPC, 0, (LPARAM)params))
- WaitForSingleObject(params->handle, INFINITE);
- else
- {
- ERR("PostMessage failed with error %u\n", GetLastError());
- IRpcChannelBuffer_Release(params->chan);
- IRpcStubBuffer_Release(params->stub);
- }
- CloseHandle(params->handle);
- }
- else
- {
- BOOL joined = FALSE;
- struct oletls *info = COM_CurrentInfo();
-
- if (!info->apt)
- {
- enter_apartment(info, COINIT_MULTITHREADED);
- joined = TRUE;
- }
- Internal_RPC_ExecuteCall(params);
- if (joined)
- {
- leave_apartment(info);
- }
- }
-
- hr = params->hr;
- if (params->chan)
- IRpcChannelBuffer_Release(params->chan);
- if (params->stub)
- IRpcStubBuffer_Release(params->stub);
- HeapFree(GetProcessHeap(), 0, params);
-
- stub_manager_int_release(stub_manager);
- apartment_release(apt);
-
- /* if IRpcStubBuffer_Invoke fails, we should raise an exception to tell
- * the RPC runtime that the call failed */
- if (hr != S_OK) RpcRaiseException(hr);
-}
-
-/* stub registration */
-HRESULT WINAPI RPC_RegisterInterface(REFIID riid)
-{
- struct registered_if *rif;
- BOOL found = FALSE;
- HRESULT hr = S_OK;
-
- TRACE("(%s)\n", debugstr_guid(riid));
-
- EnterCriticalSection(&csRegIf);
- LIST_FOR_EACH_ENTRY(rif, ®istered_interfaces, struct registered_if, entry)
- {
- if (IsEqualGUID(&rif->If.InterfaceId.SyntaxGUID, riid))
- {
- rif->refs++;
- found = TRUE;
- break;
- }
- }
- if (!found)
- {
- TRACE("Creating new interface\n");
-
- rif = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*rif));
- if (rif)
- {
- RPC_STATUS status;
-
- rif->refs = 1;
- rif->If.Length = sizeof(RPC_SERVER_INTERFACE);
- /* RPC interface ID = COM interface ID */
- rif->If.InterfaceId.SyntaxGUID = *riid;
- rif->If.DispatchTable = &rpc_dispatch;
- /* all other fields are 0, including the version asCOM objects
- * always have a version of 0.0 */
- status = RpcServerRegisterIfEx(
- (RPC_IF_HANDLE)&rif->If,
- NULL, NULL,
- RPC_IF_OLE | RPC_IF_AUTOLISTEN,
- RPC_C_LISTEN_MAX_CALLS_DEFAULT,
- NULL);
- if (status == RPC_S_OK)
- list_add_tail(®istered_interfaces, &rif->entry);
- else
- {
- ERR("RpcServerRegisterIfEx failed with error %d\n", status);
- HeapFree(GetProcessHeap(), 0, rif);
- hr = HRESULT_FROM_WIN32(status);
- }
- }
- else
- hr = E_OUTOFMEMORY;
- }
- LeaveCriticalSection(&csRegIf);
- return hr;
-}
-
-/* stub unregistration */
-void WINAPI RPC_UnregisterInterface(REFIID riid, BOOL wait)
-{
- struct registered_if *rif;
- EnterCriticalSection(&csRegIf);
- LIST_FOR_EACH_ENTRY(rif, ®istered_interfaces, struct registered_if, entry)
- {
- if (IsEqualGUID(&rif->If.InterfaceId.SyntaxGUID, riid))
- {
- if (!--rif->refs)
- {
- RpcServerUnregisterIf((RPC_IF_HANDLE)&rif->If, NULL, wait);
- list_remove(&rif->entry);
- HeapFree(GetProcessHeap(), 0, rif);
- }
- break;
- }
- }
- LeaveCriticalSection(&csRegIf);
-}
-
-/* get the info for an OXID, including the IPID for the rem unknown interface
- * and the string binding */
-HRESULT WINAPI RPC_ResolveOxid(OXID oxid, OXID_INFO *oxid_info)
-{
- TRACE("%s\n", wine_dbgstr_longlong(oxid));
-
- oxid_info->dwTid = 0;
- oxid_info->dwPid = 0;
- oxid_info->dwAuthnHint = RPC_C_AUTHN_LEVEL_NONE;
- /* FIXME: this is a hack around not having an OXID resolver yet -
- * this function should contact the machine's OXID resolver and then it
- * should give us the IPID of the IRemUnknown interface */
- oxid_info->ipidRemUnknown.Data1 = 0xffffffff;
- oxid_info->ipidRemUnknown.Data2 = 0xffff;
- oxid_info->ipidRemUnknown.Data3 = 0xffff;
- memcpy(oxid_info->ipidRemUnknown.Data4, &oxid, sizeof(OXID));
- oxid_info->psa = NULL /* FIXME */;
-
- return S_OK;
-}
-
-/* make the apartment reachable by other threads and processes and create the
- * IRemUnknown object */
-void WINAPI RPC_StartRemoting(struct apartment *apt)
-{
- if (!InterlockedExchange(&apt->remoting_started, TRUE))
- {
- WCHAR endpoint[200];
- RPC_STATUS status;
-
- get_rpc_endpoint(endpoint, &apt->oxid);
-
- status = RpcServerUseProtseqEpW(
- wszRpcTransport,
- RPC_C_PROTSEQ_MAX_REQS_DEFAULT,
- endpoint,
- NULL);
- if (status != RPC_S_OK)
- ERR("Couldn't register endpoint %s\n", debugstr_w(endpoint));
-
- /* FIXME: move remote unknown exporting into this function */
- }
- start_apartment_remote_unknown(apt);
-}
--
2.28.0
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