xnu-7195.60.75.tar.gz

[apple/xnu.git] / osfmk / kern / page_decrypt.h

diff --git a/osfmk/kern/page_decrypt.h b/osfmk/kern/page_decrypt.h
index 2f896f313d31590135833f699f7432ede894bcf7..07fa9e1f6d986012e7330e038a74892b4d133722 100644 (file)
--- a/osfmk/kern/page_decrypt.h
+++ b/osfmk/kern/page_decrypt.h
@@ -1,8 +1,8 @@
 /*
- * Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2005-2008 Apple Inc. All rights reserved.
  *
  * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
- * 
+ *
  * 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
@@ -11,10 +11,10 @@
  * 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.
- * 
+ *
  * 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,
@@ -22,17 +22,53 @@
  * 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_OSREFERENCE_LICENSE_HEADER_END@
  */
 
+#ifdef  KERNEL_PRIVATE
+
 #ifndef _KERN_PAGE_DECRYPT_H
 #define _KERN_PAGE_DECRYPT_H
 
-typedef        int       (*dsmos_page_transform_hook_t) (const void*,void*);
-extern void    dsmos_page_transform_hook(dsmos_page_transform_hook_t hook,
-                                         void (*commpage_setup_dsmos_blob)(void**, int));      /* exported */
+#include <mach/machine.h>
+
+/*
+ * Interface for DSMOS
+ */
+typedef int     (*dsmos_page_transform_hook_t) (const void *, void*, unsigned long long, void *);
+extern  void    dsmos_page_transform_hook(dsmos_page_transform_hook_t hook);    /* exported */
+
+extern  int     dsmos_page_transform(const void *, void*, unsigned long long, void*);
+
+
+/*
+ * Interface for text decryption family
+ */
+struct pager_crypt_info {
+       /* Decrypt one page */
+       int     (*page_decrypt)(const void *src_vaddr, void *dst_vaddr,
+           unsigned long long src_offset, void *crypt_ops);
+       /* Pager using this crypter terminates - crypt module not needed anymore */
+       void    (*crypt_end)(void *crypt_ops);
+       /* Private data for the crypter */
+       void    *crypt_ops;
+       volatile int    crypt_refcnt;
+};
+typedef struct pager_crypt_info pager_crypt_info_t;
+
+struct crypt_file_data {
+       char          *filename;
+       cpu_type_t     cputype;
+       cpu_subtype_t  cpusubtype;
+};
+typedef struct crypt_file_data crypt_file_data_t;
+
+typedef int (*text_crypter_create_hook_t)(struct pager_crypt_info *crypt_info,
+    const char *id, void *crypt_data);
+extern void text_crypter_create_hook_set(text_crypter_create_hook_t hook);
+extern text_crypter_create_hook_t text_crypter_create;
 
-extern int             dsmos_page_transform(const void*,void*);
+#endif  /* _KERN_PAGE_DECRYPT_H */
 
-#endif /* _KERN_PAGE_DECRYPT_H */
+#endif  /* KERNEL_PRIVATE */