xnu-4570.51.1.tar.gz

[apple/xnu.git] / iokit / Kernel / IOHibernateInternal.h

diff --git a/iokit/Kernel/IOHibernateInternal.h b/iokit/Kernel/IOHibernateInternal.h
index 59783732f4a452dbd24e56463771b5dd3d6bf248..7fd0ec46139e9cdfd37178a6de7f56e5dd93659f 100644 (file)
--- a/iokit/Kernel/IOHibernateInternal.h
+++ b/iokit/Kernel/IOHibernateInternal.h
@@ -1,23 +1,29 @@
 /*
  * Copyright (c) 2004 Apple Computer, Inc. All rights reserved.
  *
- * @APPLE_LICENSE_HEADER_START@
+ * @APPLE_OSREFERENCE_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 file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
+ * 
+ * The 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.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
  */
 
 #include <stdint.h>
@@ -30,48 +36,31 @@ struct IOHibernateVars
 {
     hibernate_page_list_t *            page_list;
     hibernate_page_list_t *            page_list_wired;
+    hibernate_page_list_t *            page_list_pal;
     class IOBufferMemoryDescriptor *    ioBuffer;
     class IOBufferMemoryDescriptor *    srcBuffer;
+    class IOBufferMemoryDescriptor *    handoffBuffer;
     class IOMemoryDescriptor *          previewBuffer;
     OSData *                           previewData;
-    OSData *                           fileExtents;
     OSObject *                         saveBootDevice;
 
     struct IOPolledFileIOVars *                fileVars;
+    uint64_t                           fileMinSize;
+    uint64_t                           fileMaxSize;
     vm_offset_t                                videoMapping;
     vm_size_t                          videoAllocSize;
     vm_size_t                          videoMapSize;
+    uint8_t *                          consoleMapping;
     uint8_t                            haveFastBoot;
     uint8_t                            saveBootAudioVolume;
+    uint8_t                            hwEncrypt;
     uint8_t                            wiredCryptKey[kIOHibernateAESKeySize / 8];
     uint8_t                            cryptKey[kIOHibernateAESKeySize / 8];
+    size_t                             volumeCryptKeySize;
+    uint8_t                            volumeCryptKey[64];
 };
 typedef struct IOHibernateVars IOHibernateVars;
 
-
-struct IOPolledFileIOVars
-{
-    struct kern_direct_file_io_ref_t * fileRef;
-    class OSArray *                    pollers;
-    IOByteCount                                blockSize;
-    uint8_t *                                  buffer;
-    IOByteCount                        bufferSize;
-    IOByteCount                        bufferLimit;
-    IOByteCount                        bufferOffset;
-    IOByteCount                        bufferHalf;
-    IOByteCount                                extentRemaining;
-    IOByteCount                                lastRead;
-    uint64_t                           block0;
-    uint64_t                           position;
-    uint64_t                           extentPosition;
-    uint64_t                           encryptStart;
-    IOPolledFileExtent *               extentMap;
-    IOPolledFileExtent *               currentExtent;
-    bool                               io;
-    IOReturn                           ioStatus;
-};
-typedef struct IOPolledFileIOVars IOPolledFileIOVars;
-
 #endif         /* __cplusplus */
 
 enum
@@ -84,10 +73,12 @@ enum
 extern "C"
 #endif         /* __cplusplus */
 uint32_t
-hibernate_sum(uint8_t *buf, int32_t len);
+hibernate_sum_page(uint8_t *buf, uint32_t ppnum);
 
-extern vm_offset_t sectHIBB;
-extern int         sectSizeHIB;
-extern vm_offset_t sectDATAB;
-extern int         sectSizeDATA;
+extern vm_offset_t segHIBB;
+extern unsigned long segSizeHIB;
+extern vm_offset_t segDATAB;
+extern unsigned long segSizeDATA;
 
+extern ppnum_t gIOHibernateHandoffPages[];
+extern uint32_t gIOHibernateHandoffPageCount;