Haoyang Chen : rpcrt4: Support for explicit handle passing.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 9a4de1b727cf7b8226f23e056932f99c53246572
URL:    https://gitlab.winehq.org/wine/wine/-/commit/9a4de1b727cf7b8226f23e056932f99...

Author: Haoyang Chen 
Date:   Tue Nov 21 09:31:46 2023 +0800

rpcrt4: Support for explicit handle passing.

If explicit_handle is defined in the idl file, c/s use explicit handles,
then an explicit handle must be passed in to the server-side  interface

---

dlls/rpcrt4/ndr_stubless.c | 63 +++++++++++++++++++++++++---------------------
 1 file changed, 35 insertions(+), 28 deletions(-)

diff --git a/dlls/rpcrt4/ndr_stubless.c b/dlls/rpcrt4/ndr_stubless.c
index 80cd0bbcb89..7aa2f79d10b 100644
--- a/dlls/rpcrt4/ndr_stubless.c
+++ b/dlls/rpcrt4/ndr_stubless.c
@@ -1365,6 +1365,32 @@ LONG WINAPI NdrStubCall2(

TRACE("Oi_flags = 0x%02x\n", pProcHeader->Oi_flags);

+    if (pProcHeader->Oi_flags & Oi_OBJECT_PROC)
+        NdrStubInitialize(pRpcMsg, &stubMsg, pStubDesc, pChannel);
+    else
+        NdrServerInitializeNew(pRpcMsg, &stubMsg, pStubDesc);
+
+    /* create the full pointer translation tables, if requested */
+    if (pProcHeader->Oi_flags & Oi_FULL_PTR_USED)
+        stubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_SERVER);
+
+    /* store the RPC flags away */
+    if (pProcHeader->Oi_flags & Oi_HAS_RPCFLAGS)
+        pRpcMsg->RpcFlags = ((const NDR_PROC_HEADER_RPC *)pProcHeader)->rpc_flags;
+
+    /* use alternate memory allocation routines */
+    if (pProcHeader->Oi_flags & Oi_RPCSS_ALLOC_USED)
+#if 0
+          NdrRpcSsEnableAllocate(&stubMsg);
+#else
+          FIXME("Set RPCSS memory allocation routines\n");
+#endif
+
+    TRACE("allocating memory for stack of size %x\n", stack_size);
+
+    args = calloc(1, stack_size);
+    stubMsg.StackTop = args; /* used by conformance of top-level objects */
+
     /* binding */
     switch (pProcHeader->handle_type)
     {
@@ -1373,8 +1399,15 @@ LONG WINAPI NdrStubCall2(
         switch (*pFormat) /* handle_type */
         {
         case FC_BIND_PRIMITIVE: /* explicit primitive */
-            pFormat += sizeof(NDR_EHD_PRIMITIVE);
-            break;
+            {
+                const NDR_EHD_PRIMITIVE *pDesc = (const NDR_EHD_PRIMITIVE *)pFormat;
+                if (pDesc->flag)
+                    **(handle_t **)ARG_FROM_OFFSET(stubMsg.StackTop, pDesc->offset) = pRpcMsg->Handle;
+                else
+                    *(handle_t *)ARG_FROM_OFFSET(stubMsg.StackTop, pDesc->offset) = pRpcMsg->Handle;
+                pFormat += sizeof(NDR_EHD_PRIMITIVE);
+                break;
+            }
         case FC_BIND_GENERIC: /* explicit generic */
             pFormat += sizeof(NDR_EHD_GENERIC);
             break;
@@ -1396,32 +1429,6 @@ LONG WINAPI NdrStubCall2(
         RpcRaiseException(RPC_X_BAD_STUB_DATA);
     }

-    if (pProcHeader->Oi_flags & Oi_OBJECT_PROC)
-        NdrStubInitialize(pRpcMsg, &stubMsg, pStubDesc, pChannel);
-    else
-        NdrServerInitializeNew(pRpcMsg, &stubMsg, pStubDesc);
-
-    /* create the full pointer translation tables, if requested */
-    if (pProcHeader->Oi_flags & Oi_FULL_PTR_USED)
-        stubMsg.FullPtrXlatTables = NdrFullPointerXlatInit(0,XLAT_SERVER);
-
-    /* store the RPC flags away */
-    if (pProcHeader->Oi_flags & Oi_HAS_RPCFLAGS)
-        pRpcMsg->RpcFlags = ((const NDR_PROC_HEADER_RPC *)pProcHeader)->rpc_flags;
-
-    /* use alternate memory allocation routines */
-    if (pProcHeader->Oi_flags & Oi_RPCSS_ALLOC_USED)
-#if 0
-          NdrRpcSsEnableAllocate(&stubMsg);
-#else
-          FIXME("Set RPCSS memory allocation routines\n");
-#endif
-
-    TRACE("allocating memory for stack of size %x\n", stack_size);
-
-    args = calloc(1, stack_size);
-    stubMsg.StackTop = args; /* used by conformance of top-level objects */
-
     /* add the implicit This pointer as the first arg to the function if we
      * are calling an object method */
     if (pThis)