From d87ef0dac99a453497d5b53d18cd4661500b963a Mon Sep 17 00:00:00 2001
From: Corinna Vinschen <corinna@vinschen.de>
Date: Fri, 2 Mar 2018 18:03:11 +0100
Subject: [PATCH] Cygwin: ntdll.h: add definitions required for pipe-based
 AF_UNIX

Also remove redundant declaration of RtlInitEmptyUnicodeString

Signed-off-by: Corinna Vinschen <corinna@vinschen.de>
---
 winsup/cygwin/ntdll.h | 48 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 47 insertions(+), 1 deletion(-)

diff --git a/winsup/cygwin/ntdll.h b/winsup/cygwin/ntdll.h
index b77fa3966..68c359e32 100644
--- a/winsup/cygwin/ntdll.h
+++ b/winsup/cygwin/ntdll.h
@@ -65,6 +65,7 @@
 
 /* Symbolic link access rights (only in NT namespace). */
 #define SYMBOLIC_LINK_QUERY 1
+#define SYMBOLIC_LINK_ALL_ACCESS (STANDARD_RIGHTS_REQUIRED | 0x1)
 
 /* Transaction access rights. */
 #ifndef TRANSACTION_ALL_ACCESS
@@ -939,6 +940,18 @@ typedef struct _FILE_ALL_INFORMATION {
   FILE_NAME_INFORMATION      NameInformation;
 } FILE_ALL_INFORMATION, *PFILE_ALL_INFORMATION;
 
+enum
+{
+  FILE_PIPE_QUEUE_OPERATION = 0,
+  FILE_PIPE_COMPLETE_OPERATION = 1
+};
+
+enum
+{
+  FILE_PIPE_BYTE_STREAM_MODE = 0,
+  FILE_PIPE_MESSAGE_MODE = 1
+};
+
 enum
 {
   FILE_PIPE_DISCONNECTED_STATE = 1,
@@ -947,6 +960,32 @@ enum
   FILE_PIPE_CLOSING_STATE = 4
 };
 
+enum
+{
+  FILE_PIPE_INBOUND = 0,
+  FILE_PIPE_OUTBOUND = 1,
+  FILE_PIPE_FULL_DUPLEX = 2
+};
+
+enum
+{
+  FILE_PIPE_CLIENT_END = 0,
+  FILE_PIPE_SERVER_END = 1
+};
+
+enum
+{
+  FILE_PIPE_BYTE_STREAM_TYPE = 0,
+  FILE_PIPE_MESSAGE_TYPE = 1
+};
+
+/* Checked on 64 bit. */
+typedef struct _FILE_PIPE_INFORMATION
+{
+  ULONG ReadMode;
+  ULONG CompletionMode;
+} FILE_PIPE_INFORMATION, *PFILE_PIPE_INFORMATION;
+
 /* Checked on 64 bit. */
 typedef struct _FILE_PIPE_LOCAL_INFORMATION
 {
@@ -1273,10 +1312,18 @@ extern "C"
 				      PLARGE_INTEGER);
   NTSTATUS NTAPI NtCreateMutant (PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES,
 				 BOOLEAN);
+  NTSTATUS NTAPI NtCreateNamedPipeFile (PHANDLE, ACCESS_MASK,
+					POBJECT_ATTRIBUTES, PIO_STATUS_BLOCK,
+					ULONG, ULONG, ULONG, ULONG, ULONG,
+					ULONG, ULONG, ULONG, ULONG,
+					PLARGE_INTEGER);
   NTSTATUS NTAPI NtCreateSection (PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES,
 				  PLARGE_INTEGER, ULONG, ULONG, HANDLE);
   NTSTATUS NTAPI NtCreateSemaphore (PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES,
 				    LONG, LONG);
+  NTSTATUS NTAPI NtCreateSymbolicLinkObject (PHANDLE, ACCESS_MASK,
+					     POBJECT_ATTRIBUTES,
+					     PUNICODE_STRING);
   NTSTATUS NTAPI NtCreateTimer (PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES,
 				TIMER_TYPE);
   NTSTATUS NTAPI NtCreateToken (PHANDLE, ACCESS_MASK, POBJECT_ATTRIBUTES,
@@ -1455,7 +1502,6 @@ extern "C"
 						PBOOLEAN);
   NTSTATUS NTAPI RtlGetVersion (PRTL_OSVERSIONINFOEXW);
   PSID_IDENTIFIER_AUTHORITY NTAPI RtlIdentifierAuthoritySid (PSID);
-  VOID NTAPI RtlInitEmptyUnicodeString (PUNICODE_STRING, PCWSTR, USHORT);
   VOID NTAPI RtlInitAnsiString (PANSI_STRING, PCSTR);
   NTSTATUS NTAPI RtlInitializeSid (PSID, PSID_IDENTIFIER_AUTHORITY, UCHAR);
   VOID NTAPI RtlInitUnicodeString (PUNICODE_STRING, PCWSTR);