xnu-201.tar.gz

[apple/xnu.git] / bsd / dev / random / YarrowCoreLib / port / smf.c

diff --git a/bsd/dev/random/YarrowCoreLib/port/smf.c b/bsd/dev/random/YarrowCoreLib/port/smf.c
new file mode 100644 (file)
index 0000000..838a876
--- /dev/null
+++ b/bsd/dev/random/YarrowCoreLib/port/smf.c
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 1999, 2000-2001 Apple Computer, Inc. All rights reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ * 
+ * The contents of this file constitute Original Code as defined in and
+ * are subject to the Apple Public Source License Version 1.1 (the
+ * "License").  You may not use this file except in compliance with the
+ * License.  Please obtain a copy of the License at
+ * http://www.apple.com/publicsource and read it before using this file.
+ * 
+ * This Original Code and all software distributed under the License are
+ * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
+ * License for the specific language governing rights and limitations
+ * under the License.
+ * 
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+/*
+       File:           smf.c
+
+       Contains:       platform-dependent malloc/free
+ 
+*/
+
+#include <dev/random/YarrowCoreLib/src/smf.h>
+#include <sys/malloc.h>
+
+
+SMFAPI void mmInit()
+{
+}
+
+SMFAPI MMPTR mmMalloc(DWORD request)
+{
+    // since kfree requires that we pass in the alloc size, add enough bytes to store a dword
+    void* mem;
+    
+    mem = _MALLOC (request, M_DEVBUF, M_WAITOK);
+    
+    if (mem == 0) // oops, it didn't appear to work
+    {
+        printf ("Couldn't allocate kernel memory!\n");
+        return 0;
+    }
+    
+    return (MMPTR) mem;
+}
+
+SMFAPI void mmFree(MMPTR ptrnum)
+{
+    // get the size of the pointer back
+    _FREE (ptrnum, M_DEVBUF);
+}
+
+SMFAPI LPVOID mmGetPtr(MMPTR ptrnum)
+{
+       return (LPVOID)ptrnum;
+}
+
+SMFAPI void mmReturnPtr(MMPTR ptrnum)
+{
+       /* nothing */
+}
+