Windows: dynamically load some ntdll functions

all.gyp

@@ -142,6 +142,7 @@
             'src/win/handle.c',
             'src/win/internal.h',
             'src/win/loop-watcher.c',
+            'src/win/ntdll.h',
             'src/win/pipe.c',
             'src/win/process.c',
             'src/win/req.c',
@@ -150,6 +151,7 @@
             'src/win/tcp.c',
             'src/win/timer.c',
             'src/win/util.c',
+            'src/win/winapi.c',
           ]
         }, { # Not Windows i.e. POSIX
           'cflags': [

src/win/core.c

@@ -70,6 +70,9 @@ void uv_init() {
   /* Initialize winsock */
   uv_winsock_startup();
 
+  /* Fetch winapi function pointers */
+  uv_winapi_init();
+
   /* Intialize event loop */
   uv_loop_init();
 }

src/win/internal.h

@@ -24,7 +24,9 @@
 
 #include "uv.h"
 #include "../uv-common.h"
+
 #include "tree.h"
+#include "ntdll.h"
 
 
 /*
@@ -234,4 +236,13 @@ void uv_set_sys_error(int sys_errno);
 void uv_set_error(uv_err_code code, int sys_errno);
 
 
+/*
+ * Windows api functions that we need to retrieve dynamically
+ */
+void uv_winapi_init();
+
+extern sRtlNtStatusToDosError pRtlNtStatusToDosError;
+extern sNtQueryInformationFile pNtQueryInformationFile;
+
+
 #endif /* UV_WIN_INTERNAL_H_ */

src/win/ntdll.h

@@ -0,0 +1,130 @@
+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#ifndef UV_WIN_NTDLL_H_
+#define UV_WIN_NTDLL_H_
+
+#include <windows.h>
+
+
+#ifndef _NTDEF_
+  typedef LONG NTSTATUS;
+  typedef NTSTATUS *PNTSTATUS;
+#endif
+
+
+#define STATUS_SUCCESS ((NTSTATUS)0x0)
+
+
+typedef struct _IO_STATUS_BLOCK {
+  union {
+    NTSTATUS Status;
+    PVOID Pointer;
+  } DUMMYUNIONNAME;
+  ULONG_PTR Information;
+} IO_STATUS_BLOCK, *PIO_STATUS_BLOCK;
+
+
+typedef struct _FILE_PIPE_LOCAL_INFORMATION {
+  ULONG NamedPipeType;
+  ULONG NamedPipeConfiguration;
+  ULONG MaximumInstances;
+  ULONG CurrentInstances;
+  ULONG InboundQuota;
+  ULONG ReadDataAvailable;
+  ULONG OutboundQuota;
+  ULONG WriteQuotaAvailable;
+  ULONG NamedPipeState;
+  ULONG NamedPipeEnd;
+} FILE_PIPE_LOCAL_INFORMATION, *PFILE_PIPE_LOCAL_INFORMATION;
+
+
+typedef enum _FILE_INFORMATION_CLASS {
+  FileDirectoryInformation = 1,
+  FileFullDirectoryInformation,
+  FileBothDirectoryInformation,
+  FileBasicInformation,
+  FileStandardInformation,
+  FileInternalInformation,
+  FileEaInformation,
+  FileAccessInformation,
+  FileNameInformation,
+  FileRenameInformation,
+  FileLinkInformation,
+  FileNamesInformation,
+  FileDispositionInformation,
+  FilePositionInformation,
+  FileFullEaInformation,
+  FileModeInformation,
+  FileAlignmentInformation,
+  FileAllInformation,
+  FileAllocationInformation,
+  FileEndOfFileInformation,
+  FileAlternateNameInformation,
+  FileStreamInformation,
+  FilePipeInformation,
+  FilePipeLocalInformation,
+  FilePipeRemoteInformation,
+  FileMailslotQueryInformation,
+  FileMailslotSetInformation,
+  FileCompressionInformation,
+  FileObjectIdInformation,
+  FileCompletionInformation,
+  FileMoveClusterInformation,
+  FileQuotaInformation,
+  FileReparsePointInformation,
+  FileNetworkOpenInformation,
+  FileAttributeTagInformation,
+  FileTrackingInformation,
+  FileIdBothDirectoryInformation,
+  FileIdFullDirectoryInformation,
+  FileValidDataLengthInformation,
+  FileShortNameInformation,
+  FileIoCompletionNotificationInformation,
+  FileIoStatusBlockRangeInformation,
+  FileIoPriorityHintInformation,
+  FileSfioReserveInformation,
+  FileSfioVolumeInformation,
+  FileHardLinkInformation,
+  FileProcessIdsUsingFileInformation,
+  FileNormalizedNameInformation,
+  FileNetworkPhysicalNameInformation,
+  FileIdGlobalTxDirectoryInformation,
+  FileIsRemoteDeviceInformation,
+  FileAttributeCacheInformation,
+  FileNumaNodeInformation,
+  FileStandardLinkInformation,
+  FileRemoteProtocolInformation,
+  FileMaximumInformation
+} FILE_INFORMATION_CLASS, *PFILE_INFORMATION_CLASS;
+
+
+typedef ULONG (NTAPI *sRtlNtStatusToDosError)
+              (NTSTATUS Status);
+
+typedef NTSTATUS (NTAPI *sNtQueryInformationFile)
+                 (HANDLE FileHandle,
+                  PIO_STATUS_BLOCK IoStatusBlock,
+                  PVOID FileInformation,
+                  ULONG Length,
+                  FILE_INFORMATION_CLASS FileInformationClass);
+
+#endif /* UV_WIN_NTDLL_H_ */

src/win/winapi.c

@@ -0,0 +1,52 @@
+/* Copyright Joyent, Inc. and other Node contributors. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to
+ * deal in the Software without restriction, including without limitation the
+ * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+ * sell copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ */
+
+#include <assert.h>
+
+#include "uv.h"
+#include "../uv-common.h"
+#include "internal.h"
+
+
+sRtlNtStatusToDosError pRtlNtStatusToDosError;
+sNtQueryInformationFile pNtQueryInformationFile;
+
+
+void uv_winapi_init() {
+  HMODULE module;
+
+  module = GetModuleHandleA("ntdll.dll");
+  if (module == NULL) {
+    uv_fatal_error(GetLastError(), "GetModuleHandleA");
+  }
+
+  pRtlNtStatusToDosError = (sRtlNtStatusToDosError) GetProcAddress(module,
+      "RtlNtStatusToDosError");
+  if (pRtlNtStatusToDosError == NULL) {
+    uv_fatal_error(GetLastError(), "GetProcAddress");
+  }
+
+  pNtQueryInformationFile = (sNtQueryInformationFile) GetProcAddress(module,
+      "NtQueryInformationFile");
+  if (pNtQueryInformationFile == NULL) {
+    uv_fatal_error(GetLastError(), "GetProcAddress");
+  }
+}