console separation 3/4

[Eric Pouech <eric.pouech@wanadoo.fr>]

no more direct callout in file handling from ntdll to console
Name:          con_file
ChangeLog:     made the calls the (Read|Write)Console thru a function pointer to ease up ntdll/kernel separation
License:       X11
GenDate:       2002/07/30 19:18:45 UTC
ModifiedFiles: files/file.c
AddedFiles:    
===================================================================
RCS file: /home/cvs/cvsroot/wine/wine/files/file.c,v
retrieving revision 1.149
diff -u -u -r1.149 file.c
--- files/file.c	5 Jun 2002 00:47:38 -0000	1.149
+++ files/file.c	30 Jul 2002 17:18:42 -0000
@@ -361,9 +361,50 @@
         ret = reply->handle;
     }
     SERVER_END_REQ;
+    if (!ret && 0)
+    {
+        if (wine_server_fd_to_handle(output ? 1 : 0, access, sharing, &ret))
+            ret = 0;
+    }
     return ret;
 }
 
+/* FIXME: those routines defined as pointers are needed, because this file is
+ * currently compiled into NTDLL whereas it belongs to kernel32.
+ * this shall go away once all the DLL separation process is done
+ */
+typedef BOOL    (WINAPI* pRW)(HANDLE, const void*, DWORD, DWORD*, void*);
+
+static  BOOL FILE_ReadConsole(HANDLE hCon, void* buf, DWORD nb, DWORD* nr, void* p)
+{
+    static      HANDLE  hKernel /* = 0 */;
+    static      pRW     pReadConsole  /* = 0 */;
+
+    if ((!hKernel && !(hKernel = LoadLibraryA("kernel32"))) ||
+        (!pReadConsole && 
+         !(pReadConsole = GetProcAddress(hKernel, "ReadConsoleA"))))
+    {
+        *nr = 0;
+        return 0;
+    }
+    return (pReadConsole)(hCon, buf, nb, nr, p);
+}
+
+static  BOOL FILE_WriteConsole(HANDLE hCon, const void* buf, DWORD nb, DWORD* nr, void* p)
+{
+    static      HANDLE  hKernel /* = 0 */;
+    static      pRW     pWriteConsole  /* = 0 */;
+
+    if ((!hKernel && !(hKernel = LoadLibraryA("kernel32"))) ||
+        (!pWriteConsole && 
+         !(pWriteConsole = GetProcAddress(hKernel, "WriteConsoleA"))))
+    {
+        *nr = 0;
+        return 0;
+    }
+    return (pWriteConsole)(hCon, buf, nb, nr, p);
+}
+/* end of FIXME */
 
 /***********************************************************************
  *           FILE_CreateFile
@@ -1644,7 +1685,7 @@
     case FD_TYPE_SMB:
         return SMB_ReadFile(hFile, buffer, bytesToRead, bytesRead, NULL);
     case FD_TYPE_CONSOLE:
-	return ReadConsoleA(hFile, buffer, bytesToRead, bytesRead, NULL);
+	return FILE_ReadConsole(hFile, buffer, bytesToRead, bytesRead, NULL);
 
     default:
 	/* normal unix files */
@@ -1844,7 +1885,7 @@
     case FD_TYPE_CONSOLE:
 	TRACE("%d %s %ld %p %p\n", hFile, debugstr_an(buffer, bytesToWrite), bytesToWrite,
 	      bytesWritten, overlapped );
-	return WriteConsoleA(hFile, buffer, bytesToWrite, bytesWritten, NULL);
+	return FILE_WriteConsole(hFile, buffer, bytesToWrite, bytesWritten, NULL);
     default:
 	if (unix_handle == -1)
 	    return FALSE;