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Diffstat (limited to 'Include/Library/DcsCfgLib.h')
| -rw-r--r-- | Include/Library/DcsCfgLib.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/Include/Library/DcsCfgLib.h b/Include/Library/DcsCfgLib.h new file mode 100644 index 0000000..6d74729 --- /dev/null +++ b/Include/Library/DcsCfgLib.h @@ -0,0 +1,213 @@ +/** @file
+DCS configuration
+
+Copyright (c) 2016. Disk Cryptography Services for EFI (DCS), Alex Kolotnikov
+
+This program and the accompanying materials
+are licensed and made available under the terms and conditions
+of the [to be defined License, Version]. The full text of the license may be found at
+[opensource license to be defined]
+**/
+
+#ifndef __DCSCFGLIB_H__
+#define __DCSCFGLIB_H__
+
+#include <Uefi.h>
+
+//////////////////////////////////////////////////////////////////////////
+// DeList and GPT
+//////////////////////////////////////////////////////////////////////////
+#define EFI_PART_TYPE_BASIC_DATA_PART_GUID \
+ { \
+ 0xEBD0A0A2, 0xB9E5, 0x4433, { 0x87, 0xC0, 0x68, 0xB6, 0xB7, 0x26, 0x99, 0xC7 } \
+ }
+
+#define EFI_PART_TYPE_MS_RESERVED_PART_GUID \
+ { \
+ 0xE3C9E316, 0x0B5C, 0x4DB8, { 0x81, 0x7D, 0xF9, 0x2D, 0xF0, 0x02, 0x15, 0xAE } \
+ }
+
+#define EFI_PART_TYPE_MS_RECOVERY_PART_GUID \
+ { \
+ 0xDE94BBA4, 0x06D1, 0x06D1, { 0xA1, 0x6A, 0xBF, 0xD5, 0x01, 0x79, 0xD6, 0xAC } \
+ }
+
+typedef struct _DCS_DISK_ENTRY_LIST DCS_DISK_ENTRY_LIST;
+typedef struct _DCS_DEP_EXEC DCS_DEP_EXEC;
+
+extern EFI_GUID gEfiPartTypeBasicDataPartGuid;
+extern EFI_GUID gEfiPartTypeMsReservedPartGuid;
+extern EFI_GUID gEfiPartTypeMsRecoveryPartGuid;
+
+extern UINT64 gDcsDiskEntryListHeaderID;
+
+extern DCS_DISK_ENTRY_LIST *DeList;
+extern DCS_DEP_EXEC *DeExecParams;
+
+// DcsCfg data
+extern CONST CHAR16* DcsDiskEntrysFileName;
+extern EFI_PARTITION_ENTRY DcsHidePart;
+extern EFI_PARTITION_ENTRY *GptMainEntrys;
+extern UINTN BootPartIdx;
+extern UINTN MirrorPartIdx;
+
+EFI_STATUS
+DeListParseSaved(
+ IN UINT8 *DeBuffer
+ );
+
+EFI_STATUS
+DeListLoadFromFile();
+
+EFI_STATUS
+DeListZero();
+
+VOID
+DeListPrint();
+
+VOID
+DeListSaveToFile();
+
+EFI_STATUS
+DeListApplySectorsToDisk(
+ IN UINTN diskIdx
+ );
+
+EFI_STATUS
+DeListExecEdit();
+
+EFI_STATUS
+DeListPwdCacheEdit();
+
+EFI_STATUS
+DeListRndSave();
+
+EFI_STATUS
+DeListRndLoad();
+
+EFI_STATUS
+GptLoadFromDisk(
+ IN UINTN diskIdx
+ );
+
+VOID
+GptHideParts();
+
+VOID
+GptSort();
+
+VOID
+GptSqueze();
+
+EFI_STATUS
+GptSyncMainAlt();
+
+BOOLEAN
+GptAskGUID(
+ IN char* prompt,
+ IN OUT EFI_GUID* guid
+ );
+
+BOOLEAN
+IsRegionOverlap(UINT64 start1, UINT64 end1, UINT64 start2, UINT64 end2);
+
+//////////////////////////////////////////////////////////////////////////
+// Random
+//////////////////////////////////////////////////////////////////////////
+enum RndGeneratorTypes {
+ RndTypeNone = 0,
+ RndTypeFile,
+ RndTypeRDRand,
+ RndTypeDtrmHmacSha512
+};
+
+#define RND_HEADER_SIGN SIGNATURE_64('D','C','S','_','R','A','N','D')
+
+typedef struct _DCS_RND DCS_RND;
+
+typedef
+EFI_STATUS
+(*DCS_RND_PREPARE)(
+ IN OUT DCS_RND *Rnd
+ );
+
+typedef
+EFI_STATUS
+(*DCS_RND_GET_BYTES)(
+ IN DCS_RND *Rnd,
+ OUT UINT8 *buf,
+ IN UINTN len
+ );
+
+#pragma pack(1)
+/* state of DRBG HMAC SHA512 */
+typedef struct _RND_DTRM_HMAC_SHA512_STATE
+{
+ UINT8 V[64]; /* internal state 10.1.1.1 1a) */
+ UINT8 C[64]; /* hmac key */
+ UINT64 ReseedCtr; /* Number of RNG requests since last reseed --* 10.1.1.1 1c)*/
+} RND_DTRM_HMAC_SHA512_STATE;
+
+typedef struct _RND_FILE_STATE
+{
+ CHAR16 *FileName;
+ UINT8 *Data;
+ UINTN Size;
+ UINTN Pos;
+} RND_FILE_STATE;
+
+typedef union _DCS_RND_STATE {
+ RND_DTRM_HMAC_SHA512_STATE HMacSha512;
+ RND_FILE_STATE File;
+} DCS_RND_STATE;
+
+typedef struct _DCS_RND_SAVED {
+ UINT64 Sign;
+ UINT32 CRC;
+ UINT32 Size;
+ UINT32 Type;
+ UINT32 Pad;
+ EFI_TIME SavedAt;
+ DCS_RND_STATE State;
+ UINT8 pad[512 - 8 - 4 - 4 - 4 - 4 - sizeof(EFI_TIME) - sizeof(DCS_RND_STATE)];
+} DCS_RND_SAVED;
+#pragma pack()
+static_assert(sizeof(DCS_RND_SAVED) == 512, "Wrong size DCS_RND_SAVED");
+
+typedef struct _DCS_RND {
+ DCS_RND_PREPARE Prepare;
+ DCS_RND_GET_BYTES GetBytes;
+ UINT32 Type;
+ UINT32 Pad;
+ DCS_RND_STATE State;
+} DCS_RND;
+
+EFI_STATUS
+RndInit(
+ IN UINTN rndType,
+ IN VOID* Context,
+ OUT DCS_RND **rnd);
+
+// Serialize rnd with state to/from memory
+EFI_STATUS
+RndLoad(
+ IN DCS_RND_SAVED *rndSaved,
+ OUT DCS_RND **rndOut
+ );
+
+EFI_STATUS
+RndSave(
+ DCS_RND *rnd,
+ DCS_RND_SAVED **rndSaved);
+
+// Global RND
+extern DCS_RND* gRnd;
+
+EFI_STATUS
+RndGetBytes(UINT8 *buf, UINTN len);
+
+EFI_STATUS
+RndPreapare();
+
+#endif
+
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