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Diffstat (limited to 'src/inc/marvin32.h')
| -rw-r--r-- | src/inc/marvin32.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/src/inc/marvin32.h b/src/inc/marvin32.h new file mode 100644 index 0000000000..72ab8d855c --- /dev/null +++ b/src/inc/marvin32.h @@ -0,0 +1,86 @@ +// +// Copyright (c) Microsoft. All rights reserved. +// Licensed under the MIT license. See LICENSE file in the project root for full license information. +// + +#ifndef MARVIN32_INCLUDED +#define MARVIN32_INCLUDED + + +#include "common.h" +#include "windows.h" + +// +// Pointer-const typedefs: +// +// These definitions are missing from the standard Windows declarations. +// Should probably be moved to a central typedef file. +// +typedef const BYTE * PCBYTE; +typedef const USHORT * PCUSHORT; +typedef const ULONG * PCULONG; +typedef const ULONGLONG * PCULONGLONG; +typedef const VOID * PCVOID; + + + +// +// MARVIN32 +// + +#define SYMCRYPT_MARVIN32_RESULT_SIZE (8) +#define SYMCRYPT_MARVIN32_SEED_SIZE (8) +#define SYMCRYPT_MARVIN32_INPUT_BLOCK_SIZE (4) + +// These macros only support little-endian machines with unaligned access +#define LOAD_LSBFIRST16( p ) ( *(USHORT *)(p)) +#define LOAD_LSBFIRST32( p ) ( *(ULONG *)(p)) +#define STORE_LSBFIRST32( p, x ) ( *(ULONG *)(p) = (x) ) + +// Disable the warning about padding the struct on amd64 +#pragma warning(push) +#pragma warning(disable:4324) + +typedef struct _SYMCRYPT_MARVIN32_EXPANDED_SEED +{ + ULONG s[2]; +} SYMCRYPT_MARVIN32_EXPANDED_SEED, *PSYMCRYPT_MARVIN32_EXPANDED_SEED; + +typedef SYMCRYPT_MARVIN32_EXPANDED_SEED SYMCRYPT_MARVIN32_CHAINING_STATE, *PSYMCRYPT_MARVIN32_CHAINING_STATE; +typedef const SYMCRYPT_MARVIN32_EXPANDED_SEED * PCSYMCRYPT_MARVIN32_EXPANDED_SEED; + +typedef struct _SYMCRYPT_MARVIN32_STATE +{ + BYTE buffer[8]; // 4 bytes of data, 4 more bytes for final padding + SYMCRYPT_MARVIN32_CHAINING_STATE chain; // chaining state + PCSYMCRYPT_MARVIN32_EXPANDED_SEED pSeed; // + ULONG dataLength; // length of the data processed so far, mod 2^32 +} SYMCRYPT_MARVIN32_STATE, *PSYMCRYPT_MARVIN32_STATE; +typedef const SYMCRYPT_MARVIN32_STATE *PCSYMCRYPT_MARVIN32_STATE; +#pragma warning(pop) + +// +// Function declarations +// +HRESULT SymCryptMarvin32ExpandSeed( + __out PSYMCRYPT_MARVIN32_EXPANDED_SEED pExpandedSeed, + __in_ecount(cbKey) PCBYTE pbSeed, + SIZE_T cbSeed); + +VOID SymCryptMarvin32Init(_Out_ PSYMCRYPT_MARVIN32_STATE pState, + _In_ PCSYMCRYPT_MARVIN32_EXPANDED_SEED pExpandedSeed); + +VOID SymCryptMarvin32Result( + _Inout_ PSYMCRYPT_MARVIN32_STATE pState, + _Out_writes_(SYMCRYPT_MARVIN32_RESULT_SIZE) PBYTE pbResult); + +VOID SymCryptMarvin32Append(_Inout_ SYMCRYPT_MARVIN32_STATE * state, + _In_reads_bytes_(cbData) PCBYTE pbData, + SIZE_T cbData); + +VOID SymCryptMarvin32( + __in PCSYMCRYPT_MARVIN32_EXPANDED_SEED pExpandedSeed, + __in_ecount(cbData) PCBYTE pbData, + SIZE_T cbData, + __out_ecount(SYMCRYPT_MARVIN32_RESULT_SIZE) PBYTE pbResult); +#endif // MARVIN32_INCLUDED
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