rpc.c File Reference

#include <stdarg.h>
#include <string.h>
#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"

Include dependency graph for rpc.c:

Go to the source code of this file.

Classes
struct	registered_if
struct	RpcChannelBuffer
struct	ClientRpcChannelBuffer
struct	dispatch_params
struct	message_state
struct	WIRE_ORPC_EXTENT
struct	WIRE_ORPC_EXTENT_ARRAY
struct	WIRE_ORPCTHIS
struct	WIRE_ORPCTHAT
struct	channel_hook_entry
struct	channel_hook_buffer_data
struct	local_server_params

Macros
#define	COBJMACROS
#define	NONAMELESSUNION

Functions
	WINE_DEFAULT_DEBUG_CHANNEL (ole)
static void __RPC_STUB	dispatch_rpc (RPC_MESSAGE *msg)
static void	get_rpc_endpoint (LPWSTR endpoint, const OXID *oxid)
static HRESULT	unmarshal_ORPCTHAT (RPC_MESSAGE *msg, ORPCTHAT *orpcthat, ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
static ULONG	ChannelHooks_ClientGetSize (SChannelHookCallInfo *info, struct channel_hook_buffer_data **data, unsigned int *hook_count, ULONG *extension_count)
static unsigned char *	ChannelHooks_ClientFillBuffer (SChannelHookCallInfo *info, unsigned char *buffer, struct channel_hook_buffer_data *data, unsigned int hook_count)
static void	ChannelHooks_ServerNotify (SChannelHookCallInfo *info, DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent, ULONG extension_count)
static ULONG	ChannelHooks_ServerGetSize (SChannelHookCallInfo *info, struct channel_hook_buffer_data **data, unsigned int *hook_count, ULONG *extension_count)
static unsigned char *	ChannelHooks_ServerFillBuffer (SChannelHookCallInfo *info, unsigned char *buffer, struct channel_hook_buffer_data *data, unsigned int hook_count)
static void	ChannelHooks_ClientNotify (SChannelHookCallInfo *info, DWORD lDataRep, WIRE_ORPC_EXTENT *first_wire_orpc_extent, ULONG extension_count, HRESULT hrFault)
HRESULT	RPC_RegisterChannelHook (REFGUID rguid, IChannelHook *hook)
void	RPC_UnregisterAllChannelHooks (void)
static HRESULT WINAPI	RpcChannelBuffer_QueryInterface (IRpcChannelBuffer *iface, REFIID riid, LPVOID *ppv)
static ULONG WINAPI	RpcChannelBuffer_AddRef (LPRPCCHANNELBUFFER iface)
static ULONG WINAPI	ServerRpcChannelBuffer_Release (LPRPCCHANNELBUFFER iface)
static ULONG WINAPI	ClientRpcChannelBuffer_Release (LPRPCCHANNELBUFFER iface)
static HRESULT WINAPI	ServerRpcChannelBuffer_GetBuffer (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, REFIID riid)
static HANDLE	ClientRpcChannelBuffer_GetEventHandle (ClientRpcChannelBuffer *This)
static void	ClientRpcChannelBuffer_ReleaseEventHandle (ClientRpcChannelBuffer *This, HANDLE event)
static HRESULT WINAPI	ClientRpcChannelBuffer_GetBuffer (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, REFIID riid)
static HRESULT WINAPI	ServerRpcChannelBuffer_SendReceive (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
static DWORD WINAPI	rpc_sendreceive_thread (LPVOID param)
static HRESULT	ClientRpcChannelBuffer_IsCorrectApartment (ClientRpcChannelBuffer *This, APARTMENT *apt)
static HRESULT WINAPI	ClientRpcChannelBuffer_SendReceive (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg, ULONG *pstatus)
static HRESULT WINAPI	ServerRpcChannelBuffer_FreeBuffer (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg)
static HRESULT WINAPI	ClientRpcChannelBuffer_FreeBuffer (LPRPCCHANNELBUFFER iface, RPCOLEMESSAGE *olemsg)
static HRESULT WINAPI	ClientRpcChannelBuffer_GetDestCtx (LPRPCCHANNELBUFFER iface, DWORD *pdwDestContext, void **ppvDestContext)
static HRESULT WINAPI	ServerRpcChannelBuffer_GetDestCtx (LPRPCCHANNELBUFFER iface, DWORD *dest_context, void **dest_context_data)
static HRESULT WINAPI	RpcChannelBuffer_IsConnected (LPRPCCHANNELBUFFER iface)
HRESULT	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, APARTMENT *apt)
HRESULT	RPC_CreateServerChannel (DWORD dest_context, void *dest_context_data, IRpcChannelBuffer **chan)
static HRESULT	unmarshal_ORPC_EXTENT_ARRAY (RPC_MESSAGE *msg, const char *end, ORPC_EXTENT_ARRAY *extensions, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
static HRESULT	unmarshal_ORPCTHIS (RPC_MESSAGE *msg, ORPCTHIS *orpcthis, ORPC_EXTENT_ARRAY *orpc_ext_array, WIRE_ORPC_EXTENT **first_wire_orpc_extent)
void	RPC_ExecuteCall (struct dispatch_params *params)
HRESULT	RPC_RegisterInterface (REFIID riid)
void	RPC_UnregisterInterface (REFIID riid, BOOL wait)
HRESULT	RPC_ResolveOxid (OXID oxid, OXID_INFO *oxid_info)
void	RPC_StartRemoting (struct apartment *apt)
static HRESULT	create_server (REFCLSID rclsid, HANDLE *process)
static DWORD	start_local_service (LPCWSTR name, DWORD num, LPCWSTR *params)
static HRESULT	create_local_service (REFCLSID rclsid)
static void	get_localserver_pipe_name (WCHAR *pipefn, REFCLSID rclsid)
HRESULT	RPC_GetLocalClassObject (REFCLSID rclsid, REFIID iid, LPVOID *ppv)
static DWORD WINAPI	local_server_thread (LPVOID param)
HRESULT	RPC_StartLocalServer (REFCLSID clsid, IStream *stream, BOOL multi_use, void **registration)
void	RPC_StopLocalServer (void *registration)

Variables
static RPC_DISPATCH_FUNCTION	rpc_dispatch_table [1] = { dispatch_rpc }
static RPC_DISPATCH_TABLE	rpc_dispatch = { 1, rpc_dispatch_table }
static struct list	registered_interfaces = LIST_INIT(registered_interfaces)
static CRITICAL_SECTION	csRegIf = { &csRegIf_debug, -1, 0, 0, 0, 0 }
static CRITICAL_SECTION_DEBUG	csRegIf_debug
static struct list	channel_hooks = LIST_INIT(channel_hooks)
static CRITICAL_SECTION	csChannelHook = { &csChannelHook_debug, -1, 0, 0, 0, 0 }
static CRITICAL_SECTION_DEBUG	csChannelHook_debug
static WCHAR	wszRpcTransport [] = {'n','c','a','l','r','p','c',0}
static const IRpcChannelBufferVtbl	ClientRpcChannelBufferVtbl
static const IRpcChannelBufferVtbl	ServerRpcChannelBufferVtbl

Macro Definition Documentation

COBJMACROS

#define COBJMACROS

Definition at line 26 of file rpc.c.

NONAMELESSUNION

#define NONAMELESSUNION

Definition at line 27 of file rpc.c.

Function Documentation

ChannelHooks_ClientFillBuffer()

static unsigned char * ChannelHooks_ClientFillBuffer ( SChannelHookCallInfo *  info, unsigned char *  buffer, struct channel_hook_buffer_data *  data, unsigned int  hook_count  )

static

Definition at line 234 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_GetBuffer().

ChannelHooks_ClientGetSize()

static ULONG ChannelHooks_ClientGetSize ( SChannelHookCallInfo *  info, struct channel_hook_buffer_data **  data, unsigned int *  hook_count, ULONG *  extension_count  )

static

Definition at line 186 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_GetBuffer().

ChannelHooks_ClientNotify()

static void ChannelHooks_ClientNotify ( SChannelHookCallInfo *  info, DWORD  lDataRep, WIRE_ORPC_EXTENT *  first_wire_orpc_extent, ULONG  extension_count, HRESULT  hrFault  )

static

Definition at line 394 of file rpc.c.

{
    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);
}

Referenced by ClientRpcChannelBuffer_SendReceive().

ChannelHooks_ServerFillBuffer()

static unsigned char * ChannelHooks_ServerFillBuffer ( SChannelHookCallInfo *  info, unsigned char *  buffer, struct channel_hook_buffer_data *  data, unsigned int  hook_count  )

static

Definition at line 353 of file rpc.c.

{
    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;
}

Referenced by ServerRpcChannelBuffer_GetBuffer().

ChannelHooks_ServerGetSize()

static ULONG ChannelHooks_ServerGetSize ( SChannelHookCallInfo *  info, struct channel_hook_buffer_data **  data, unsigned int *  hook_count, ULONG *  extension_count  )

static

Definition at line 304 of file rpc.c.

{
    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;
}

Referenced by ServerRpcChannelBuffer_GetBuffer().

ChannelHooks_ServerNotify()

static void ChannelHooks_ServerNotify ( SChannelHookCallInfo *  info, DWORD  lDataRep, WIRE_ORPC_EXTENT *  first_wire_orpc_extent, ULONG  extension_count  )

static

Definition at line 274 of file rpc.c.

{
    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);
}

Referenced by RPC_ExecuteCall().

ClientRpcChannelBuffer_FreeBuffer()

static HRESULT WINAPI ClientRpcChannelBuffer_FreeBuffer ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg  )

static

Definition at line 1004 of file rpc.c.

{
    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);
}

ClientRpcChannelBuffer_GetBuffer()

static HRESULT WINAPI ClientRpcChannelBuffer_GetBuffer ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg, REFIID  riid  )

static

Definition at line 619 of file rpc.c.

{
    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;
    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);
    message_state->channel_hook_info.uCausality = COM_CurrentCausalityId();
    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);
}

ClientRpcChannelBuffer_GetDestCtx()

static HRESULT WINAPI ClientRpcChannelBuffer_GetDestCtx ( LPRPCCHANNELBUFFER  iface, DWORD *  pdwDestContext, void **  ppvDestContext  )

static

Definition at line 1040 of file rpc.c.

{
    ClientRpcChannelBuffer *This = (ClientRpcChannelBuffer *)iface;
 
    TRACE("(%p,%p)\n", pdwDestContext, ppvDestContext);
 
    *pdwDestContext = This->super.dest_context;
    *ppvDestContext = This->super.dest_context_data;
 
    return S_OK;
}

ClientRpcChannelBuffer_GetEventHandle()

static HANDLE ClientRpcChannelBuffer_GetEventHandle ( ClientRpcChannelBuffer *  This )

static

Definition at line 601 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_GetBuffer().

ClientRpcChannelBuffer_IsCorrectApartment()

static HRESULT ClientRpcChannelBuffer_IsCorrectApartment ( ClientRpcChannelBuffer *  This, APARTMENT *  apt  )

inlinestatic

Definition at line 806 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_SendReceive().

ClientRpcChannelBuffer_Release()

static ULONG WINAPI ClientRpcChannelBuffer_Release ( LPRPCCHANNELBUFFER  iface )

static

Definition at line 491 of file rpc.c.

{
    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;
}

ClientRpcChannelBuffer_ReleaseEventHandle()

static void ClientRpcChannelBuffer_ReleaseEventHandle ( ClientRpcChannelBuffer *  This, HANDLE  event  )

static

Definition at line 612 of file rpc.c.

{
    if (InterlockedCompareExchangePointer(&This->event, event, NULL))
        /* already a handle cached in This */
        CloseHandle(event);
}

Referenced by ClientRpcChannelBuffer_SendReceive().

ClientRpcChannelBuffer_SendReceive()

static HRESULT WINAPI ClientRpcChannelBuffer_SendReceive ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg, ULONG *  pstatus  )

static

Definition at line 818 of file rpc.c.

{
    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;
    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;
}

create_local_service()

static HRESULT create_local_service ( REFCLSID  rclsid )

static

Definition at line 1741 of file rpc.c.

{
    HRESULT hres;
    WCHAR buf[CHARS_IN_GUID];
    static const WCHAR szLocalService[] = { 'L','o','c','a','l','S','e','r','v','i','c','e',0 };
    static const WCHAR szServiceParams[] = {'S','e','r','v','i','c','e','P','a','r','a','m','s',0};
    HKEY hkey;
    LONG r;
    DWORD type, sz;
 
    TRACE("Attempting to start Local service for %s\n", debugstr_guid(rclsid));
 
    hres = COM_OpenKeyForAppIdFromCLSID(rclsid, KEY_READ, &hkey);
    if (FAILED(hres))
        return hres;
 
    /* read the LocalService and ServiceParameters values from the AppID key */
    sz = sizeof buf;
    r = RegQueryValueExW(hkey, szLocalService, NULL, &type, (LPBYTE)buf, &sz);
    if (r==ERROR_SUCCESS && type==REG_SZ)
    {
        DWORD num_args = 0;
        LPWSTR args[1] = { NULL };
 
        /*
         * FIXME: I'm not really sure how to deal with the service parameters.
         *        I suspect that the string returned from RegQueryValueExW
         *        should be split into a number of arguments by spaces.
         *        It would make more sense if ServiceParams contained a
         *        REG_MULTI_SZ here, but it's a REG_SZ for the services
         *        that I'm interested in for the moment.
         */
        r = RegQueryValueExW(hkey, szServiceParams, NULL, &type, NULL, &sz);
        if (r == ERROR_SUCCESS && type == REG_SZ && sz)
        {
            args[0] = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sz);
            num_args++;
            RegQueryValueExW(hkey, szServiceParams, NULL, &type, (LPBYTE)args[0], &sz);
        }
        r = start_local_service(buf, num_args, (LPCWSTR *)args);
        if (r != ERROR_SUCCESS)
            hres = REGDB_E_CLASSNOTREG; /* FIXME: check retval */
        HeapFree(GetProcessHeap(),0,args[0]);
    }
    else
    {
        WARN("No LocalService value\n");
        hres = REGDB_E_CLASSNOTREG; /* FIXME: check retval */
    }
    RegCloseKey(hkey);
 
    return hres;
}

Referenced by RPC_GetLocalClassObject().

create_server()

static HRESULT create_server ( REFCLSID  rclsid, HANDLE *  process  )

static

Definition at line 1653 of file rpc.c.

{
    static const WCHAR  wszLocalServer32[] = { 'L','o','c','a','l','S','e','r','v','e','r','3','2',0 };
    static const WCHAR  embedding[] = { ' ', '-','E','m','b','e','d','d','i','n','g',0 };
    HKEY                key;
    HRESULT             hres;
    WCHAR               command[MAX_PATH+ARRAY_SIZE(embedding)];
    DWORD               size = (MAX_PATH+1) * sizeof(WCHAR);
    STARTUPINFOW        sinfo;
    PROCESS_INFORMATION pinfo;
    LONG ret;
 
    hres = COM_OpenKeyForCLSID(rclsid, wszLocalServer32, KEY_READ, &key);
    if (FAILED(hres)) {
        ERR("class %s not registered\n", debugstr_guid(rclsid));
        return hres;
    }
 
    ret = RegQueryValueExW(key, NULL, NULL, NULL, (LPBYTE)command, &size);
    RegCloseKey(key);
    if (ret) {
        WARN("No default value for LocalServer32 key\n");
        return REGDB_E_CLASSNOTREG; /* FIXME: check retval */
    }
 
    memset(&sinfo,0,sizeof(sinfo));
    sinfo.cb = sizeof(sinfo);
 
    /* EXE servers are started with the -Embedding switch. */
 
    lstrcatW(command, embedding);
 
    TRACE("activating local server %s for %s\n", debugstr_w(command), debugstr_guid(rclsid));
 
    /* FIXME: Win2003 supports a ServerExecutable value that is passed into
     * CreateProcess */
    if (!CreateProcessW(NULL, command, NULL, NULL, FALSE, DETACHED_PROCESS, NULL, NULL, &sinfo, &pinfo)) {
        WARN("failed to run local server %s\n", debugstr_w(command));
        return HRESULT_FROM_WIN32(GetLastError());
    }
    *process = pinfo.hProcess;
    CloseHandle(pinfo.hThread);
 
    return S_OK;
}

Referenced by RPC_GetLocalClassObject().

dispatch_rpc()

static void __RPC_STUB dispatch_rpc ( RPC_MESSAGE *  msg )

static

Definition at line 1443 of file rpc.c.

{
    struct dispatch_params *params;
    struct stub_manager *stub_manager;
    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, &params->stub, &params->chan,
                                  &params->iid, &params->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;
        }
        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);
}

get_localserver_pipe_name()

static void get_localserver_pipe_name ( WCHAR *  pipefn, REFCLSID  rclsid  )

static

Definition at line 1796 of file rpc.c.

{
    static const WCHAR wszPipeRef[] = {'\\','\\','.','\\','p','i','p','e','\\',0};
    lstrcpyW(pipefn, wszPipeRef);
    StringFromGUID2(rclsid, pipefn + ARRAY_SIZE(wszPipeRef) - 1, CHARS_IN_GUID);
}

Referenced by local_server_thread(), RPC_GetLocalClassObject(), and RPC_StartLocalServer().

get_rpc_endpoint()

static void get_rpc_endpoint ( LPWSTR  endpoint, const OXID *  oxid  )

inlinestatic

Definition at line 84 of file rpc.c.

{
    /* 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);
}

Referenced by RPC_CreateClientChannel(), and RPC_StartRemoting().

local_server_thread()

static DWORD WINAPI local_server_thread ( LPVOID  param )

static

Definition at line 1898 of file rpc.c.

{
    struct local_server_params * lsp = param;
    WCHAR       pipefn[100];
    HRESULT     hres;
    IStream     *pStm = lsp->stream;
    STATSTG     ststg;
    unsigned char   *buffer;
    int         buflen;
    LARGE_INTEGER   seekto;
    ULARGE_INTEGER  newpos;
    ULONG       res;
    BOOL multi_use = lsp->multi_use;
    OVERLAPPED ovl;
    HANDLE pipe_event, hPipe = lsp->pipe, new_pipe;
    DWORD  bytes;
 
    TRACE("Starting threader for %s.\n",debugstr_guid(&lsp->clsid));
 
    memset(&ovl, 0, sizeof(ovl));
    get_localserver_pipe_name(pipefn, &lsp->clsid);
    ovl.hEvent = pipe_event = CreateEventW(NULL, FALSE, FALSE, NULL);
 
    while (1) {
        if (!ConnectNamedPipe(hPipe, &ovl))
        {
            DWORD error = GetLastError();
            if (error == ERROR_IO_PENDING)
            {
                HANDLE handles[2] = { pipe_event, lsp->stop_event };
                DWORD ret;
                ret = WaitForMultipleObjects(2, handles, FALSE, INFINITE);
                if (ret != WAIT_OBJECT_0)
                    break;
            }
            /* client already connected isn't an error */
            else if (error != ERROR_PIPE_CONNECTED)
            {
                ERR("ConnectNamedPipe failed with error %d\n", GetLastError());
                break;
            }
        }
 
        TRACE("marshalling LocalServer to client\n");
        
        hres = IStream_Stat(pStm,&ststg,STATFLAG_NONAME);
        if (hres != S_OK)
            break;
 
        seekto.u.LowPart = 0;
        seekto.u.HighPart = 0;
        hres = IStream_Seek(pStm,seekto,STREAM_SEEK_SET,&newpos);
        if (hres != S_OK) {
            FIXME("IStream_Seek failed, %x\n",hres);
            break;
        }
 
        buflen = ststg.cbSize.u.LowPart;
        buffer = HeapAlloc(GetProcessHeap(),0,buflen);
        
        hres = IStream_Read(pStm,buffer,buflen,&res);
        if (hres != S_OK) {
            FIXME("Stream Read failed, %x\n",hres);
            HeapFree(GetProcessHeap(),0,buffer);
            break;
        }
        
        WriteFile(hPipe,buffer,buflen,&res,&ovl);
        GetOverlappedResult(hPipe, &ovl, &bytes, TRUE);
        HeapFree(GetProcessHeap(),0,buffer);
 
        FlushFileBuffers(hPipe);
        DisconnectNamedPipe(hPipe);
        TRACE("done marshalling LocalServer\n");
 
        if (!multi_use)
        {
            TRACE("single use object, shutting down pipe %s\n", debugstr_w(pipefn));
            break;
        }
        new_pipe = CreateNamedPipeW( pipefn, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
                                     PIPE_TYPE_BYTE|PIPE_WAIT, PIPE_UNLIMITED_INSTANCES,
                                     4096, 4096, 500 /* 0.5 second timeout */, NULL );
        if (new_pipe == INVALID_HANDLE_VALUE)
        {
            FIXME("pipe creation failed for %s, le is %u\n", debugstr_w(pipefn), GetLastError());
            break;
        }
        CloseHandle(hPipe);
        hPipe = new_pipe;
    }
 
    CloseHandle(pipe_event);
    CloseHandle(hPipe);
    return 0;
}

Referenced by RPC_StartLocalServer().

RPC_CreateClientChannel()

HRESULT 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,
		APARTMENT *	apt
	)

Definition at line 1095 of file rpc.c.

{
    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;
}

Referenced by unmarshal_object().

RPC_CreateServerChannel()

HRESULT RPC_CreateServerChannel	(	DWORD	dest_context,
		void *	dest_context_data,
		IRpcChannelBuffer **	chan
	)

Definition at line 1162 of file rpc.c.

{
    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;
}

Referenced by stub_manager_new_ifstub().

RPC_ExecuteCall()

void RPC_ExecuteCall

(

struct dispatch_params *

params

)

Definition at line 1327 of file rpc.c.

{
    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);
}

Referenced by apartment_wndproc(), and dispatch_rpc().

RPC_GetLocalClassObject()

HRESULT RPC_GetLocalClassObject	(	REFCLSID	rclsid,
		REFIID	iid,
		LPVOID *	ppv
	)

Definition at line 1804 of file rpc.c.

{
    HRESULT        hres;
    HANDLE         hPipe;
    WCHAR          pipefn[100];
    DWORD          res, bufferlen;
    char           marshalbuffer[200];
    IStream       *pStm;
    LARGE_INTEGER  seekto;
    ULARGE_INTEGER newpos;
    int            tries = 0;
    IServiceProvider *local_server;
 
    static const int MAXTRIES = 30; /* 30 seconds */
 
    TRACE("rclsid=%s, iid=%s\n", debugstr_guid(rclsid), debugstr_guid(iid));
 
    get_localserver_pipe_name(pipefn, rclsid);
 
    while (tries++ < MAXTRIES) {
        TRACE("waiting for %s\n", debugstr_w(pipefn));
 
        WaitNamedPipeW( pipefn, NMPWAIT_WAIT_FOREVER );
        hPipe = CreateFileW(pipefn, GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, 0, 0);
        if (hPipe == INVALID_HANDLE_VALUE) {
            DWORD index;
            DWORD start_ticks;
            HANDLE process = 0;
            if (tries == 1) {
                if ( (hres = create_local_service(rclsid)) &&
                     (hres = create_server(rclsid, &process)) )
                    return hres;
            } else {
                WARN("Connecting to %s, no response yet, retrying: le is %u\n", debugstr_w(pipefn), GetLastError());
            }
            /* wait for one second, even if messages arrive */
            start_ticks = GetTickCount();
            do {
                if (SUCCEEDED(CoWaitForMultipleHandles(0, 1000, (process != 0),
                                                       &process, &index)) && process && !index)
                {
                    WARN( "server for %s failed to start\n", debugstr_guid(rclsid) );
                    CloseHandle( hPipe );
                    CloseHandle( process );
                    return E_NOINTERFACE;
                }
            } while (GetTickCount() - start_ticks < 1000);
            if (process) CloseHandle( process );
            continue;
        }
        bufferlen = 0;
        if (!ReadFile(hPipe,marshalbuffer,sizeof(marshalbuffer),&bufferlen,NULL)) {
            FIXME("Failed to read marshal id from classfactory of %s.\n",debugstr_guid(rclsid));
            CloseHandle(hPipe);
            Sleep(1000);
            continue;
        }
        TRACE("read marshal id from pipe\n");
        CloseHandle(hPipe);
        break;
    }
    
    if (tries >= MAXTRIES)
        return E_NOINTERFACE;
    
    hres = CreateStreamOnHGlobal(0,TRUE,&pStm);
    if (hres != S_OK) return hres;
    hres = IStream_Write(pStm,marshalbuffer,bufferlen,&res);
    if (hres != S_OK) goto out;
    seekto.u.LowPart = 0;seekto.u.HighPart = 0;
    hres = IStream_Seek(pStm,seekto,STREAM_SEEK_SET,&newpos);
    
    TRACE("unmarshalling local server\n");
    hres = CoUnmarshalInterface(pStm, &IID_IServiceProvider, (void**)&local_server);
    if(SUCCEEDED(hres))
        hres = IServiceProvider_QueryService(local_server, rclsid, iid, ppv);
    IServiceProvider_Release(local_server);
out:
    IStream_Release(pStm);
    return hres;
}

Referenced by CoGetClassObject().

RPC_RegisterChannelHook()

HRESULT RPC_RegisterChannelHook	(	REFGUID	rguid,
		IChannelHook *	hook
	)

Definition at line 424 of file rpc.c.

{
    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;
}

Referenced by CoRegisterChannelHook().

RPC_RegisterInterface()

HRESULT RPC_RegisterInterface

(

REFIID

riid

)

Definition at line 1530 of file rpc.c.

{
    struct registered_if *rif;
    BOOL found = FALSE;
    HRESULT hr = S_OK;
    
    TRACE("(%s)\n", debugstr_guid(riid));
 
    EnterCriticalSection(&csRegIf);
    LIST_FOR_EACH_ENTRY(rif, &registered_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(&registered_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;
}

Referenced by marshal_object().

RPC_ResolveOxid()

HRESULT RPC_ResolveOxid	(	OXID	oxid,
		OXID_INFO *	oxid_info
	)

Definition at line 1609 of file rpc.c.

{
    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;
}

Referenced by proxy_manager_construct().

rpc_sendreceive_thread()

static DWORD WINAPI rpc_sendreceive_thread ( LPVOID  param )

static

Definition at line 791 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_SendReceive().

RPC_StartLocalServer()

HRESULT RPC_StartLocalServer	(	REFCLSID	clsid,
		IStream *	stream,
		BOOL	multi_use,
		void **	registration
	)

Definition at line 1996 of file rpc.c.

{
    DWORD tid, err;
    struct local_server_params *lsp;
    WCHAR pipefn[100];
 
    lsp = HeapAlloc(GetProcessHeap(), 0, sizeof(*lsp));
    if (!lsp)
        return E_OUTOFMEMORY;
 
    lsp->clsid = *clsid;
    lsp->stream = stream;
    IStream_AddRef(stream);
    lsp->stop_event = CreateEventW(NULL, FALSE, FALSE, NULL);
    if (!lsp->stop_event)
    {
        HeapFree(GetProcessHeap(), 0, lsp);
        return HRESULT_FROM_WIN32(GetLastError());
    }
    lsp->multi_use = multi_use;
 
    get_localserver_pipe_name(pipefn, &lsp->clsid);
    lsp->pipe = CreateNamedPipeW(pipefn, PIPE_ACCESS_DUPLEX | FILE_FLAG_OVERLAPPED,
                                 PIPE_TYPE_BYTE|PIPE_WAIT, PIPE_UNLIMITED_INSTANCES,
                                 4096, 4096, 500 /* 0.5 second timeout */, NULL);
    if (lsp->pipe == INVALID_HANDLE_VALUE)
    {
        err = GetLastError();
        FIXME("pipe creation failed for %s, le is %u\n", debugstr_w(pipefn), GetLastError());
        CloseHandle(lsp->stop_event);
        HeapFree(GetProcessHeap(), 0, lsp);
        return HRESULT_FROM_WIN32(err);
    }
 
    lsp->thread = CreateThread(NULL, 0, local_server_thread, lsp, 0, &tid);
    if (!lsp->thread)
    {
        CloseHandle(lsp->pipe);
        CloseHandle(lsp->stop_event);
        HeapFree(GetProcessHeap(), 0, lsp);
        return HRESULT_FROM_WIN32(GetLastError());
    }
 
    *registration = lsp;
    return S_OK;
}

Referenced by CoRegisterClassObject().

RPC_StartRemoting()

void RPC_StartRemoting

(

struct apartment *

apt

)

Definition at line 1630 of file rpc.c.

{
    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);
}

Referenced by StdMarshalImpl_MarshalInterface().

RPC_StopLocalServer()

void RPC_StopLocalServer

(

void *

registration

)

Definition at line 2044 of file rpc.c.

{
    struct local_server_params *lsp = registration;
 
    /* signal local_server_thread to stop */
    SetEvent(lsp->stop_event);
    /* wait for it to exit */
    WaitForSingleObject(lsp->thread, INFINITE);
 
    IStream_Release(lsp->stream);
    CloseHandle(lsp->stop_event);
    CloseHandle(lsp->thread);
    HeapFree(GetProcessHeap(), 0, lsp);
}

Referenced by COM_RevokeRegisteredClassObject().

RPC_UnregisterAllChannelHooks()

void RPC_UnregisterAllChannelHooks

(

void

)

Definition at line 445 of file rpc.c.

{
    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);
}

Referenced by DllMain().

RPC_UnregisterInterface()

void RPC_UnregisterInterface	(	REFIID	riid,
		BOOL	wait
	)

Definition at line 1587 of file rpc.c.

{
    struct registered_if *rif;
    EnterCriticalSection(&csRegIf);
    LIST_FOR_EACH_ENTRY(rif, &registered_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);
}

Referenced by stub_manager_delete_ifstub(), and stub_manager_disconnect().

RpcChannelBuffer_AddRef()

static ULONG WINAPI RpcChannelBuffer_AddRef ( LPRPCCHANNELBUFFER  iface )

static

Definition at line 472 of file rpc.c.

{
    RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
    return InterlockedIncrement(&This->refs);
}

RpcChannelBuffer_IsConnected()

static HRESULT WINAPI RpcChannelBuffer_IsConnected ( LPRPCCHANNELBUFFER  iface )

static

Definition at line 1063 of file rpc.c.

{
    TRACE("()\n");
    /* native does nothing too */
    return S_OK;
}

RpcChannelBuffer_QueryInterface()

static HRESULT WINAPI RpcChannelBuffer_QueryInterface ( IRpcChannelBuffer *  iface, REFIID  riid, LPVOID *  ppv  )

static

Definition at line 460 of file rpc.c.

{
    *ppv = NULL;
    if (IsEqualIID(riid,&IID_IRpcChannelBuffer) || IsEqualIID(riid,&IID_IUnknown))
    {
        *ppv = iface;
        IRpcChannelBuffer_AddRef(iface);
        return S_OK;
    }
    return E_NOINTERFACE;
}

ServerRpcChannelBuffer_FreeBuffer()

static HRESULT WINAPI ServerRpcChannelBuffer_FreeBuffer ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg  )

static

Definition at line 974 of file rpc.c.

{
    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);
}

ServerRpcChannelBuffer_GetBuffer()

static HRESULT WINAPI ServerRpcChannelBuffer_GetBuffer ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg, REFIID  riid  )

static

Definition at line 506 of file rpc.c.

{
    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);
}

ServerRpcChannelBuffer_GetDestCtx()

static HRESULT WINAPI ServerRpcChannelBuffer_GetDestCtx ( LPRPCCHANNELBUFFER  iface, DWORD *  dest_context, void **  dest_context_data  )

static

Definition at line 1052 of file rpc.c.

{
    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;
}

ServerRpcChannelBuffer_Release()

static ULONG WINAPI ServerRpcChannelBuffer_Release ( LPRPCCHANNELBUFFER  iface )

static

Definition at line 478 of file rpc.c.

{
    RpcChannelBuffer *This = (RpcChannelBuffer *)iface;
    ULONG ref;
 
    ref = InterlockedDecrement(&This->refs);
    if (ref)
        return ref;
 
    HeapFree(GetProcessHeap(), 0, This);
    return 0;
}

ServerRpcChannelBuffer_SendReceive()

static HRESULT WINAPI ServerRpcChannelBuffer_SendReceive ( LPRPCCHANNELBUFFER  iface, RPCOLEMESSAGE *  olemsg, ULONG *  pstatus  )

static

Definition at line 784 of file rpc.c.

{
    FIXME("stub\n");
    return E_NOTIMPL;
}

start_local_service()

static DWORD start_local_service ( LPCWSTR  name, DWORD  num, LPCWSTR *  params  )

static

Definition at line 1702 of file rpc.c.

{
    SC_HANDLE handle, hsvc;
    DWORD     r = ERROR_FUNCTION_FAILED;
 
    TRACE("Starting service %s %d params\n", debugstr_w(name), num);
 
    handle = OpenSCManagerW(NULL, NULL, SC_MANAGER_CONNECT);
    if (!handle)
        return r;
    hsvc = OpenServiceW(handle, name, SERVICE_START);
    if (hsvc)
    {
        if(StartServiceW(hsvc, num, params))
            r = ERROR_SUCCESS;
        else
            r = GetLastError();
        if (r == ERROR_SERVICE_ALREADY_RUNNING)
            r = ERROR_SUCCESS;
        CloseServiceHandle(hsvc);
    }
    else
        r = GetLastError();
    CloseServiceHandle(handle);
 
    TRACE("StartService returned error %u (%s)\n", r, (r == ERROR_SUCCESS) ? "ok":"failed");
 
    return r;
}

Referenced by create_local_service().

unmarshal_ORPC_EXTENT_ARRAY()

static HRESULT unmarshal_ORPC_EXTENT_ARRAY ( RPC_MESSAGE *  msg, const char *  end, ORPC_EXTENT_ARRAY *  extensions, WIRE_ORPC_EXTENT **  first_wire_orpc_extent  )

static

Definition at line 1180 of file rpc.c.

{
    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;
}

Referenced by unmarshal_ORPCTHAT(), and unmarshal_ORPCTHIS().

unmarshal_ORPCTHAT()

static HRESULT unmarshal_ORPCTHAT ( RPC_MESSAGE *  msg, ORPCTHAT *  orpcthat, ORPC_EXTENT_ARRAY *  orpc_ext_array, WIRE_ORPC_EXTENT **  first_wire_orpc_extent  )

static

Definition at line 1284 of file rpc.c.

{
    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;
}

Referenced by ClientRpcChannelBuffer_SendReceive().

unmarshal_ORPCTHIS()

static HRESULT unmarshal_ORPCTHIS ( RPC_MESSAGE *  msg, ORPCTHIS *  orpcthis, ORPC_EXTENT_ARRAY *  orpc_ext_array, WIRE_ORPC_EXTENT **  first_wire_orpc_extent  )

static

Definition at line 1233 of file rpc.c.

{
    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;
}

Referenced by RPC_ExecuteCall().

WINE_DEFAULT_DEBUG_CHANNEL()

WINE_DEFAULT_DEBUG_CHANNEL

(

ole

)

Variable Documentation

channel_hooks

struct list channel_hooks = LIST_INIT(channel_hooks)

static

Definition at line 63 of file rpc.c.

Referenced by ChannelHooks_ClientFillBuffer(), ChannelHooks_ClientGetSize(), ChannelHooks_ClientNotify(), ChannelHooks_ServerFillBuffer(), ChannelHooks_ServerGetSize(), ChannelHooks_ServerNotify(), RPC_RegisterChannelHook(), and RPC_UnregisterAllChannelHooks().

ClientRpcChannelBufferVtbl

const IRpcChannelBufferVtbl ClientRpcChannelBufferVtbl

static

Initial value:

=
{
    RpcChannelBuffer_QueryInterface,
    RpcChannelBuffer_AddRef,
    ClientRpcChannelBuffer_Release,
    ClientRpcChannelBuffer_GetBuffer,
    ClientRpcChannelBuffer_SendReceive,
    ClientRpcChannelBuffer_FreeBuffer,
    ClientRpcChannelBuffer_GetDestCtx,
    RpcChannelBuffer_IsConnected
}

Definition at line 1070 of file rpc.c.

Referenced by RPC_CreateClientChannel().

csChannelHook

static CRITICAL_SECTION csChannelHook = { &csChannelHook_debug, -1, 0, 0, 0, 0 }

static

Definition at line 64 of file rpc.c.

Referenced by ChannelHooks_ClientFillBuffer(), ChannelHooks_ClientGetSize(), ChannelHooks_ClientNotify(), ChannelHooks_ServerFillBuffer(), ChannelHooks_ServerGetSize(), ChannelHooks_ServerNotify(), RPC_RegisterChannelHook(), and RPC_UnregisterAllChannelHooks().

csChannelHook_debug

CRITICAL_SECTION_DEBUG csChannelHook_debug

static

Initial value:

=
{
    0, 0, &csChannelHook,
    { &csChannelHook_debug.ProcessLocksList, &csChannelHook_debug.ProcessLocksList },
      0, 0, { (DWORD_PTR)(__FILE__ ": channel hooks") }
}

Definition at line 65 of file rpc.c.

csRegIf

static CRITICAL_SECTION csRegIf = { &csRegIf_debug, -1, 0, 0, 0, 0 }

static

Definition at line 54 of file rpc.c.

Referenced by RPC_RegisterInterface(), RPC_UnregisterAllChannelHooks(), and RPC_UnregisterInterface().

csRegIf_debug

CRITICAL_SECTION_DEBUG csRegIf_debug

static

Initial value:

=
{
    0, 0, &csRegIf,
    { &csRegIf_debug.ProcessLocksList, &csRegIf_debug.ProcessLocksList },
      0, 0, { (DWORD_PTR)(__FILE__ ": dcom registered server interfaces") }
}

Definition at line 55 of file rpc.c.

registered_interfaces

struct list registered_interfaces = LIST_INIT(registered_interfaces)

static

Definition at line 53 of file rpc.c.

Referenced by RPC_RegisterInterface(), and RPC_UnregisterInterface().

rpc_dispatch

RPC_DISPATCH_TABLE rpc_dispatch = { 1, rpc_dispatch_table }

static

Definition at line 51 of file rpc.c.

Referenced by RPC_RegisterInterface().

rpc_dispatch_table

RPC_DISPATCH_FUNCTION rpc_dispatch_table[1] = { dispatch_rpc }

static

Definition at line 50 of file rpc.c.

ServerRpcChannelBufferVtbl

const IRpcChannelBufferVtbl ServerRpcChannelBufferVtbl

static

Initial value:

=
{
    RpcChannelBuffer_QueryInterface,
    RpcChannelBuffer_AddRef,
    ServerRpcChannelBuffer_Release,
    ServerRpcChannelBuffer_GetBuffer,
    ServerRpcChannelBuffer_SendReceive,
    ServerRpcChannelBuffer_FreeBuffer,
    ServerRpcChannelBuffer_GetDestCtx,
    RpcChannelBuffer_IsConnected
}

Definition at line 1082 of file rpc.c.

Referenced by RPC_CreateServerChannel().

wszRpcTransport

WCHAR wszRpcTransport[] = {'n','c','a','l','r','p','c',0}

static

Definition at line 73 of file rpc.c.

Referenced by RPC_CreateClientChannel(), and RPC_StartRemoting().