[reactos] 01/01: [RPCRT4] Handle ERROR_BAD_NETPATH failure if an RPC pipe connection is done on an non-existing UNC path.

[Hermès Bélusca-Maïto]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=76ebd0d054b16c9a41f05…

commit 76ebd0d054b16c9a41f0536f197e835f8d766694
Author:     Hermès Bélusca-Maïto <hermes.belusca-maito(a)reactos.org>
AuthorDate: Thu Apr 2 19:55:35 2020 +0200
Commit:     Hermès Bélusca-Maïto <hermes.belusca-maito(a)reactos.org>
CommitDate: Fri Apr 3 13:33:03 2020 +0200

    [RPCRT4] Handle ERROR_BAD_NETPATH failure if an RPC pipe connection is done on an
non-existing UNC path.
    
    Addendum to 5274857d (see originally commit 13f41d74). CORE-6561
---
 dll/win32/rpcrt4/rpc_transport.c |  5 +++++
 dll/win32/rpcrt4/rpcrt4_ros.diff | 10 ++++++++++
 2 files changed, 15 insertions(+)

diff --git a/dll/win32/rpcrt4/rpc_transport.c b/dll/win32/rpcrt4/rpc_transport.c
index e77cb287be9..88f027d9990 100644
--- a/dll/win32/rpcrt4/rpc_transport.c
+++ b/dll/win32/rpcrt4/rpc_transport.c
@@ -174,6 +174,11 @@ static RPC_STATUS rpcrt4_conn_open_pipe(RpcConnection *Connection,
LPCSTR pname,
       }
       TRACE("connection failed, error=%x\n", err);
       return RPC_S_SERVER_TOO_BUSY;
+#ifdef __REACTOS__
+    } else if (err == ERROR_BAD_NETPATH) {
+      TRACE("connection failed, error=%x\n", err);
+      return RPC_S_SERVER_UNAVAILABLE;
+#endif
     }
     if (!wait || !WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
       err = GetLastError();
diff --git a/dll/win32/rpcrt4/rpcrt4_ros.diff b/dll/win32/rpcrt4/rpcrt4_ros.diff
index c1ae133a864..83aaa1ec610 100644
--- a/dll/win32/rpcrt4/rpcrt4_ros.diff
+++ b/dll/win32/rpcrt4/rpcrt4_ros.diff
@@ -118,6 +118,16 @@ diff -pudN e:\wine\dlls\rpcrt4/rpc_transport.c
e:\reactos\dll\win32\rpcrt4/rpc_t
  static RpcConnection *rpcrt4_spawn_connection(RpcConnection *old_connection);
  
  /**** ncacn_np support ****/
+@@ -174,6 +174,9 @@ static RPC_STATUS rpcrt4_conn_open_pipe(RpcConnection *Connection,
LPCSTR pname,
+       }
+       TRACE("connection failed, error=%x\n", err);
+       return RPC_S_SERVER_TOO_BUSY;
++    } else if (err == ERROR_BAD_NETPATH) {
++      TRACE("connection failed, error=%x\n", err);
++      return RPC_S_SERVER_UNAVAILABLE;
+     }
+     if (!wait || !WaitNamedPipeA(pname, NMPWAIT_WAIT_FOREVER)) {
+       err = GetLastError();
 @@ -237,14 +258,24 @@ static RPC_STATUS rpcrt4_protseq_ncalrpc
    return r;
  }