mirror of
https://github.com/acidanthera/OpenCorePkg.git
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1c445a99d6
This resolves booting issues with Microsoft Surface firmwares references acidanthera/bugtracker#1446
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/** @file
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OpenCore driver.
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Copyright (c) 2019, vit9696. All rights reserved.<BR>
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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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#include <Library/OcMainLib.h>
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#pragma pack(push, 1)
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typedef PACKED struct {
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OC_RSA_PUBLIC_KEY_HDR Hdr;
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UINT64 Data[(2 * (2048 / OC_CHAR_BIT)) / sizeof (UINT64)];
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} OC_RSA_PUBLIC_KEY_2048;
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typedef PACKED struct {
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CHAR8 StartMagic[16];
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OC_RSA_PUBLIC_KEY_2048 VaultKey;
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CHAR8 EndMagic[16];
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} OC_BUILTIN_VAULT_KEY;
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#pragma pack(pop)
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STATIC
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OC_BUILTIN_VAULT_KEY
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mOpenCoreVaultKey = {
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.StartMagic = {'=', 'B', 'E', 'G', 'I', 'N', ' ', 'O', 'C', ' ', 'V', 'A', 'U', 'L', 'T', '='},
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.EndMagic = {'=', '=', 'E', 'N', 'D', ' ', 'O', 'C', ' ', 'V', 'A', 'U', 'L', 'T', '=', '='}
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};
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OC_RSA_PUBLIC_KEY *
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OcGetVaultKey (
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VOID
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)
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{
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UINT32 Index;
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BOOLEAN AllZero;
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//
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// TODO: Perhaps try to get the key from firmware too?
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//
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AllZero = TRUE;
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for (Index = 0; Index < sizeof (OC_RSA_PUBLIC_KEY); ++Index) {
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if (((UINT8 *) &mOpenCoreVaultKey.VaultKey)[Index] != 0) {
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AllZero = FALSE;
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break;
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}
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}
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if (!AllZero) {
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return (OC_RSA_PUBLIC_KEY *) &mOpenCoreVaultKey.VaultKey;
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}
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return NULL;
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}
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