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40 lines
907 B
C
40 lines
907 B
C
/** @file
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OcGuardLib
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Copyright (c) 2018, vit9696
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All rights reserved.
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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//
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// TODO: For the cookie to work for security needs, the value is to be runtime
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// generated, e.g. with rdrand. For now this code is only written to help debugging
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// stack corruptions.
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//
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UINT64 __security_cookie = 0x9C7D6B4580C0BC9ULL;
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VOID
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__security_check_cookie (
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IN UINTN Value
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)
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{
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volatile UINTN Index;
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if (Value != (UINTN) __security_cookie) {
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Index = 0;
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while (Index == 0)
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{
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}
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}
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}
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