xnu-7195.50.7.100.1.tar.gz

[apple/xnu.git] / libkern / kxld / kxld_vtable.h

diff --git a/libkern/kxld/kxld_vtable.h b/libkern/kxld/kxld_vtable.h
index 124756994b4b15d0541db03668e69f2212ef0f51..19ebb241c5a76ae38f45123a3bd9a776aeae9301 100644 (file)
--- a/libkern/kxld/kxld_vtable.h
+++ b/libkern/kxld/kxld_vtable.h
@@ -2,7 +2,7 @@
  * Copyright (c) 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,
@@ -22,7 +22,7 @@
  * 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@
  */
 #ifndef _KXLD_VTABLE_H_
@@ -38,6 +38,7 @@
 #include "kxld_array.h"
 
 struct kxld_array;
+struct kxld_object;
 struct kxld_reloc;
 struct kxld_relocator;
 struct kxld_sect;
@@ -50,63 +51,49 @@ typedef struct kxld_vtable KXLDVTable;
 typedef union kxld_vtable_entry KXLDVTableEntry;
 
 struct kxld_vtable {
-    u_char *vtable;
-    const char *name;
-    KXLDArray entries;
-    boolean_t is_patched;
+       u_char *vtable;
+       const char *name;
+       KXLDArray entries;
+       boolean_t is_patched;
 };
 
 struct kxld_vtable_patched_entry {
-    char *name;
-    kxld_addr_t addr;
+       char *name;
+       kxld_addr_t addr;
 };
 
 struct kxld_vtable_unpatched_entry {
-    struct kxld_sym *sym;
-    struct kxld_reloc *reloc;
+       const struct kxld_sym *sym;
+       struct kxld_reloc *reloc;
 };
 
 union kxld_vtable_entry {
-    struct kxld_vtable_patched_entry patched;
-    struct kxld_vtable_unpatched_entry unpatched;
+       struct kxld_vtable_patched_entry patched;
+       struct kxld_vtable_unpatched_entry unpatched;
 };
 
 /*******************************************************************************
 * Constructors and destructors
 *******************************************************************************/
 
-kern_return_t kxld_vtable_init_from_kernel_macho(KXLDVTable *vtable,
-    const struct kxld_sym *sym, const struct kxld_sect *sect, 
-    const struct kxld_symtab *symtab, const struct kxld_relocator *relocator)
-    __attribute__((nonnull, visibility("hidden")));
-
-kern_return_t kxld_vtable_init_from_final_macho(KXLDVTable *vtable,
-    const struct kxld_sym *sym, const struct kxld_sect *sect, 
-    const struct kxld_symtab *symtab, const struct kxld_relocator *relocator,
-    const struct kxld_array *relocs)
-    __attribute__((nonnull, visibility("hidden")));
-
-kern_return_t kxld_vtable_init_from_object_macho(KXLDVTable *vtable,
-    const struct kxld_sym *sym, const struct kxld_sect *sect, 
-    const struct kxld_symtab *symtab, const struct kxld_relocator *relocator)
-    __attribute__((nonnull, visibility("hidden")));
-
-kern_return_t kxld_vtable_init_from_link_state_32(KXLDVTable *vtable, u_char *state,
-    struct kxld_vtable_hdr *hdr)
-    __attribute__((nonnull, visibility("hidden")));
-
-kern_return_t kxld_vtable_init_from_link_state_64(KXLDVTable *vtable, u_char *state,
-    struct kxld_vtable_hdr *hdr)
-    __attribute__((nonnull, visibility("hidden")));
-
-kern_return_t kxld_vtable_copy(KXLDVTable *vtable, const KXLDVTable *src)
-    __attribute__((nonnull, visibility("hidden")));
+kern_return_t kxld_vtable_init(KXLDVTable *vtable,
+    const struct kxld_sym *vtable_sym, const struct kxld_object *object,
+    const struct kxld_dict *defined_cxx_symbols)
+__attribute__((nonnull, visibility("hidden")));
 
 void kxld_vtable_clear(KXLDVTable *vtable)
-    __attribute__((visibility("hidden")));
+__attribute__((visibility("hidden")));
 
 void kxld_vtable_deinit(KXLDVTable *vtable)
-    __attribute__((visibility("hidden")));
+__attribute__((visibility("hidden")));
+
+/*******************************************************************************
+* Accessors
+*******************************************************************************/
+
+KXLDVTableEntry * kxld_vtable_get_entry_for_offset(const KXLDVTable *vtable,
+    u_long offset, boolean_t is_32_bit)
+__attribute__((pure, nonnull, visibility("hidden")));
 
 /*******************************************************************************
 * Modifiers
@@ -114,8 +101,7 @@ void kxld_vtable_deinit(KXLDVTable *vtable)
 
 /* With strict patching, the vtable patcher with only patch pad slots */
 kern_return_t kxld_vtable_patch(KXLDVTable *vtable, const KXLDVTable *super_vtable,
-    struct kxld_symtab *symtab, boolean_t strict_patching)
-    __attribute__((nonnull, visibility("hidden")));
+    struct kxld_object *object)
+__attribute__((nonnull, visibility("hidden")));
 
 #endif /* _KXLD_VTABLE_H_ */
-