Resuscitate POSIX subsystem from revision 21378.

[reactos.git] / rossubsys / posix / lib / psxdll / misc / init.c

diff --git a/rossubsys/posix/lib/psxdll/misc/init.c b/rossubsys/posix/lib/psxdll/misc/init.c
new file mode 100644 (file)
index 0000000..990e27e
--- /dev/null
+++ b/rossubsys/posix/lib/psxdll/misc/init.c
@@ -0,0 +1,65 @@
+/* $Id: init.c,v 1.5 2002/10/29 04:45:33 rex Exp $
+ *
+ * COPYRIGHT:   See COPYING in the top level directory
+ * PROJECT:     ReactOS POSIX+ Subsystem
+ * FILE:        reactos/subsys/psx/lib/psxdll/misc/init.c
+ * PURPOSE:     Client initialization
+ * PROGRAMMER:  Emanuele Aliberti
+ * UPDATE HISTORY:
+ *               2001-05-06
+ */
+#define NTOS_MODE_USER
+#include <ntos.h>
+#include <psx/lpcproto.h>
+
+/* DLL GLOBALS */
+int * errno = NULL;
+char *** _environ = NULL;
+HANDLE ApiPort = INVALID_HANDLE_VALUE;
+/*
+ * Called by startup code in crt0.o, where real
+ * errno and _environ are actually defined.
+ */
+VOID STDCALL __PdxInitializeData (int * errno_arg, char *** environ_arg)
+{
+       errno    = errno_arg;   
+       _environ = environ_arg; 
+}
+/*
+ * Called by DLL's entry point when reason==PROCESS_ATTACH.
+ */
+NTSTATUS STDCALL PsxConnectApiPort (VOID)
+{
+    UNICODE_STRING              usApiPortName;
+    LPWSTR                      wsApiPortName = L"\\"PSX_NS_SUBSYSTEM_DIRECTORY_NAME"\\"PSX_NS_API_PORT_NAME;
+    SECURITY_QUALITY_OF_SERVICE Sqos;
+    ULONG                       MaxMessageSize = 0;
+    NTSTATUS                    Status;
+    PSX_CONNECT_PORT_DATA       ConnectData;
+    ULONG                       ConnectDataLength = sizeof ConnectData;
+
+    RtlInitUnicodeString (& usApiPortName, wsApiPortName);
+    RtlZeroMemory (& Sqos, sizeof Sqos);
+    ConnectData.ConnectionType = PSX_CONNECTION_TYPE_PROCESS;
+    ConnectData.Version        = PSX_LPC_PROTOCOL_VERSION;
+    ConnectData.PortIdentifier = 0;
+    Status = NtConnectPort (
+                & ApiPort,
+               & usApiPortName,
+               & Sqos,
+               NULL,
+               NULL,
+               & MaxMessageSize,
+               & ConnectData,
+               & ConnectDataLength
+               );
+    if (!NT_SUCCESS(Status))
+    {
+        /* TODO: emit a diagnostic message */
+        return Status;
+    }
+    /* TODO: save returned data */
+    return STATUS_SUCCESS;
+}
+/* EOF */
+