46 lines
2.3 KiB
C
46 lines
2.3 KiB
C
/*
|
|
* Copyright 2015 The Chromium OS Authors. All rights reserved.
|
|
* Use of this source code is governed by a BSD-style license that can be
|
|
* found in the LICENSE file.
|
|
*/
|
|
|
|
#ifndef __TPM2_MATHFUNCTIONS_FP_H
|
|
#define __TPM2_MATHFUNCTIONS_FP_H
|
|
|
|
LIB_EXPORT int _math__Comp(const UINT32 aSize, // IN: size of a
|
|
const BYTE *a, // IN: a buffer
|
|
const UINT32 bSize, // IN: size of b
|
|
const BYTE *b // IN: b buffer
|
|
);
|
|
LIB_EXPORT CRYPT_RESULT _math__Div(const TPM2B *n, // IN: numerator
|
|
const TPM2B *d, // IN: denominator
|
|
TPM2B *q, // OUT: quotient
|
|
TPM2B *r // OUT: remainder
|
|
);
|
|
LIB_EXPORT BOOL _math__IsPrime(const UINT32 prime);
|
|
LIB_EXPORT CRYPT_RESULT
|
|
_math__ModExp(UINT32 cSize, // IN: size of the result
|
|
BYTE *c, // OUT: results buffer
|
|
const UINT32 mSize, // IN: size of number to be exponentiated
|
|
const BYTE *m, // IN: number to be exponentiated
|
|
const UINT32 eSize, // IN: size of power
|
|
const BYTE *e, // IN: power
|
|
const UINT32 nSize, // IN: modulus size
|
|
const BYTE *n // IN: modulu
|
|
);
|
|
LIB_EXPORT UINT16 _math__Normalize2B(TPM2B *b // IN/OUT: number to normalize
|
|
);
|
|
LIB_EXPORT int _math__sub(const UINT32 aSize, // IN: size of a
|
|
const BYTE *a, // IN: a
|
|
const UINT32 bSize, // IN: size of b
|
|
const BYTE *b, // IN: b
|
|
UINT16 *cSize, // OUT: set to MAX(aSize, bSize)
|
|
BYTE *c // OUT: the difference
|
|
);
|
|
LIB_EXPORT int _math__uComp(const UINT32 aSize, // IN: size of a
|
|
const BYTE *a, // IN: a
|
|
const UINT32 bSize, // IN: size of b
|
|
const BYTE *b // IN: b
|
|
);
|
|
|
|
#endif // __TPM2_MATHFUNCTIONS_FP_H
|