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提交 26f6621d 编写于 作者: V vinnie
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6891632: Remove duplicate ECC source files 

Reviewed-by: wetmore
上级 84f00f3f
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src/share/native/sun/security/ec/ec.h 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Elliptic Curve Cryptography library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef __ec_h_
#define __ec_h_
#pragma ident "%Z%%M% %I% %E% SMI"
#define EC_DEBUG 0
#define EC_POINT_FORM_COMPRESSED_Y0 0x02
#define EC_POINT_FORM_COMPRESSED_Y1 0x03
#define EC_POINT_FORM_UNCOMPRESSED 0x04
#define EC_POINT_FORM_HYBRID_Y0 0x06
#define EC_POINT_FORM_HYBRID_Y1 0x07
#define ANSI_X962_CURVE_OID_TOTAL_LEN 10
#define SECG_CURVE_OID_TOTAL_LEN 7
#endif /* __ec_h_ */
src/share/native/sun/security/ec/ec2.h 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _EC2_H
#define _EC2_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ecl-priv.h"
/* Checks if point P(px, py) is at infinity. Uses affine coordinates. */
mp_err ec_GF2m_pt_is_inf_aff(const mp_int *px, const mp_int *py);
/* Sets P(px, py) to be the point at infinity. Uses affine coordinates. */
mp_err ec_GF2m_pt_set_inf_aff(mp_int *px, mp_int *py);
/* Computes R = P + Q where R is (rx, ry), P is (px, py) and Q is (qx,
* qy). Uses affine coordinates. */
mp_err ec_GF2m_pt_add_aff(const mp_int *px, const mp_int *py,
const mp_int *qx, const mp_int *qy, mp_int *rx,
mp_int *ry, const ECGroup *group);
/* Computes R = P - Q. Uses affine coordinates. */
mp_err ec_GF2m_pt_sub_aff(const mp_int *px, const mp_int *py,
const mp_int *qx, const mp_int *qy, mp_int *rx,
mp_int *ry, const ECGroup *group);
/* Computes R = 2P. Uses affine coordinates. */
mp_err ec_GF2m_pt_dbl_aff(const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group);
/* Validates a point on a GF2m curve. */
mp_err ec_GF2m_validate_point(const mp_int *px, const mp_int *py, const ECGroup *group);
/* by default, this routine is unused and thus doesn't need to be compiled */
#ifdef ECL_ENABLE_GF2M_PT_MUL_AFF
/* Computes R = nP where R is (rx, ry) and P is (px, py). The parameters
* a, b and p are the elliptic curve coefficients and the irreducible that
* determines the field GF2m. Uses affine coordinates. */
mp_err ec_GF2m_pt_mul_aff(const mp_int *n, const mp_int *px,
const mp_int *py, mp_int *rx, mp_int *ry,
const ECGroup *group);
#endif
/* Computes R = nP where R is (rx, ry) and P is (px, py). The parameters
* a, b and p are the elliptic curve coefficients and the irreducible that
* determines the field GF2m. Uses Montgomery projective coordinates. */
mp_err ec_GF2m_pt_mul_mont(const mp_int *n, const mp_int *px,
const mp_int *py, mp_int *rx, mp_int *ry,
const ECGroup *group);
#ifdef ECL_ENABLE_GF2M_PROJ
/* Converts a point P(px, py) from affine coordinates to projective
* coordinates R(rx, ry, rz). */
mp_err ec_GF2m_pt_aff2proj(const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, mp_int *rz, const ECGroup *group);
/* Converts a point P(px, py, pz) from projective coordinates to affine
* coordinates R(rx, ry). */
mp_err ec_GF2m_pt_proj2aff(const mp_int *px, const mp_int *py,
const mp_int *pz, mp_int *rx, mp_int *ry,
const ECGroup *group);
/* Checks if point P(px, py, pz) is at infinity. Uses projective
* coordinates. */
mp_err ec_GF2m_pt_is_inf_proj(const mp_int *px, const mp_int *py,
const mp_int *pz);
/* Sets P(px, py, pz) to be the point at infinity. Uses projective
* coordinates. */
mp_err ec_GF2m_pt_set_inf_proj(mp_int *px, mp_int *py, mp_int *pz);
/* Computes R = P + Q where R is (rx, ry, rz), P is (px, py, pz) and Q is
* (qx, qy, qz). Uses projective coordinates. */
mp_err ec_GF2m_pt_add_proj(const mp_int *px, const mp_int *py,
const mp_int *pz, const mp_int *qx,
const mp_int *qy, mp_int *rx, mp_int *ry,
mp_int *rz, const ECGroup *group);
/* Computes R = 2P. Uses projective coordinates. */
mp_err ec_GF2m_pt_dbl_proj(const mp_int *px, const mp_int *py,
const mp_int *pz, mp_int *rx, mp_int *ry,
mp_int *rz, const ECGroup *group);
/* Computes R = nP where R is (rx, ry) and P is (px, py). The parameters
* a, b and p are the elliptic curve coefficients and the prime that
* determines the field GF2m. Uses projective coordinates. */
mp_err ec_GF2m_pt_mul_proj(const mp_int *n, const mp_int *px,
const mp_int *py, mp_int *rx, mp_int *ry,
const ECGroup *group);
#endif
#endif /* _EC2_H */
src/share/native/sun/security/ec/ec2_163.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sheueling Chang-Shantz <sheueling.chang@sun.com>,
* Stephen Fung <fungstep@hotmail.com>, and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ec2.h"
#include "mp_gf2m.h"
#include "mp_gf2m-priv.h"
#include "mpi.h"
#include "mpi-priv.h"
#ifndef _KERNEL
#include <stdlib.h>
#endif
/* Fast reduction for polynomials over a 163-bit curve. Assumes reduction
* polynomial with terms {163, 7, 6, 3, 0}. */
mp_err
ec_GF2m_163_mod(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, z;
if (a != r) {
MP_CHECKOK(mp_copy(a, r));
}
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(r) < 6) {
MP_CHECKOK(s_mp_pad(r, 6));
}
u = MP_DIGITS(r);
MP_USED(r) = 6;
/* u[5] only has 6 significant bits */
z = u[5];
u[2] ^= (z << 36) ^ (z << 35) ^ (z << 32) ^ (z << 29);
z = u[4];
u[2] ^= (z >> 28) ^ (z >> 29) ^ (z >> 32) ^ (z >> 35);
u[1] ^= (z << 36) ^ (z << 35) ^ (z << 32) ^ (z << 29);
z = u[3];
u[1] ^= (z >> 28) ^ (z >> 29) ^ (z >> 32) ^ (z >> 35);
u[0] ^= (z << 36) ^ (z << 35) ^ (z << 32) ^ (z << 29);
z = u[2] >> 35; /* z only has 29 significant bits */
u[0] ^= (z << 7) ^ (z << 6) ^ (z << 3) ^ z;
/* clear bits above 163 */
u[5] = u[4] = u[3] = 0;
u[2] ^= z << 35;
#else
if (MP_USED(r) < 11) {
MP_CHECKOK(s_mp_pad(r, 11));
}
u = MP_DIGITS(r);
MP_USED(r) = 11;
/* u[11] only has 6 significant bits */
z = u[10];
u[5] ^= (z << 4) ^ (z << 3) ^ z ^ (z >> 3);
u[4] ^= (z << 29);
z = u[9];
u[5] ^= (z >> 28) ^ (z >> 29);
u[4] ^= (z << 4) ^ (z << 3) ^ z ^ (z >> 3);
u[3] ^= (z << 29);
z = u[8];
u[4] ^= (z >> 28) ^ (z >> 29);
u[3] ^= (z << 4) ^ (z << 3) ^ z ^ (z >> 3);
u[2] ^= (z << 29);
z = u[7];
u[3] ^= (z >> 28) ^ (z >> 29);
u[2] ^= (z << 4) ^ (z << 3) ^ z ^ (z >> 3);
u[1] ^= (z << 29);
z = u[6];
u[2] ^= (z >> 28) ^ (z >> 29);
u[1] ^= (z << 4) ^ (z << 3) ^ z ^ (z >> 3);
u[0] ^= (z << 29);
z = u[5] >> 3; /* z only has 29 significant bits */
u[1] ^= (z >> 25) ^ (z >> 26);
u[0] ^= (z << 7) ^ (z << 6) ^ (z << 3) ^ z;
/* clear bits above 163 */
u[11] = u[10] = u[9] = u[8] = u[7] = u[6] = 0;
u[5] ^= z << 3;
#endif
s_mp_clamp(r);
CLEANUP:
return res;
}
/* Fast squaring for polynomials over a 163-bit curve. Assumes reduction
* polynomial with terms {163, 7, 6, 3, 0}. */
mp_err
ec_GF2m_163_sqr(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, *v;
v = MP_DIGITS(a);
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(a) < 3) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 6) {
MP_CHECKOK(s_mp_pad(r, 6));
}
MP_USED(r) = 6;
#else
if (MP_USED(a) < 6) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 12) {
MP_CHECKOK(s_mp_pad(r, 12));
}
MP_USED(r) = 12;
#endif
u = MP_DIGITS(r);
#ifdef ECL_THIRTY_TWO_BIT
u[11] = gf2m_SQR1(v[5]);
u[10] = gf2m_SQR0(v[5]);
u[9] = gf2m_SQR1(v[4]);
u[8] = gf2m_SQR0(v[4]);
u[7] = gf2m_SQR1(v[3]);
u[6] = gf2m_SQR0(v[3]);
#endif
u[5] = gf2m_SQR1(v[2]);
u[4] = gf2m_SQR0(v[2]);
u[3] = gf2m_SQR1(v[1]);
u[2] = gf2m_SQR0(v[1]);
u[1] = gf2m_SQR1(v[0]);
u[0] = gf2m_SQR0(v[0]);
return ec_GF2m_163_mod(r, r, meth);
CLEANUP:
return res;
}
/* Fast multiplication for polynomials over a 163-bit curve. Assumes
* reduction polynomial with terms {163, 7, 6, 3, 0}. */
mp_err
ec_GF2m_163_mul(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit a2 = 0, a1 = 0, a0, b2 = 0, b1 = 0, b0;
#ifdef ECL_THIRTY_TWO_BIT
mp_digit a5 = 0, a4 = 0, a3 = 0, b5 = 0, b4 = 0, b3 = 0;
mp_digit rm[6];
#endif
if (a == b) {
return ec_GF2m_163_sqr(a, r, meth);
} else {
switch (MP_USED(a)) {
#ifdef ECL_THIRTY_TWO_BIT
case 6:
a5 = MP_DIGIT(a, 5);
case 5:
a4 = MP_DIGIT(a, 4);
case 4:
a3 = MP_DIGIT(a, 3);
#endif
case 3:
a2 = MP_DIGIT(a, 2);
case 2:
a1 = MP_DIGIT(a, 1);
default:
a0 = MP_DIGIT(a, 0);
}
switch (MP_USED(b)) {
#ifdef ECL_THIRTY_TWO_BIT
case 6:
b5 = MP_DIGIT(b, 5);
case 5:
b4 = MP_DIGIT(b, 4);
case 4:
b3 = MP_DIGIT(b, 3);
#endif
case 3:
b2 = MP_DIGIT(b, 2);
case 2:
b1 = MP_DIGIT(b, 1);
default:
b0 = MP_DIGIT(b, 0);
}
#ifdef ECL_SIXTY_FOUR_BIT
MP_CHECKOK(s_mp_pad(r, 6));
s_bmul_3x3(MP_DIGITS(r), a2, a1, a0, b2, b1, b0);
MP_USED(r) = 6;
s_mp_clamp(r);
#else
MP_CHECKOK(s_mp_pad(r, 12));
s_bmul_3x3(MP_DIGITS(r) + 6, a5, a4, a3, b5, b4, b3);
s_bmul_3x3(MP_DIGITS(r), a2, a1, a0, b2, b1, b0);
s_bmul_3x3(rm, a5 ^ a2, a4 ^ a1, a3 ^ a0, b5 ^ b2, b4 ^ b1,
b3 ^ b0);
rm[5] ^= MP_DIGIT(r, 5) ^ MP_DIGIT(r, 11);
rm[4] ^= MP_DIGIT(r, 4) ^ MP_DIGIT(r, 10);
rm[3] ^= MP_DIGIT(r, 3) ^ MP_DIGIT(r, 9);
rm[2] ^= MP_DIGIT(r, 2) ^ MP_DIGIT(r, 8);
rm[1] ^= MP_DIGIT(r, 1) ^ MP_DIGIT(r, 7);
rm[0] ^= MP_DIGIT(r, 0) ^ MP_DIGIT(r, 6);
MP_DIGIT(r, 8) ^= rm[5];
MP_DIGIT(r, 7) ^= rm[4];
MP_DIGIT(r, 6) ^= rm[3];
MP_DIGIT(r, 5) ^= rm[2];
MP_DIGIT(r, 4) ^= rm[1];
MP_DIGIT(r, 3) ^= rm[0];
MP_USED(r) = 12;
s_mp_clamp(r);
#endif
return ec_GF2m_163_mod(r, r, meth);
}
CLEANUP:
return res;
}
/* Wire in fast field arithmetic for 163-bit curves. */
mp_err
ec_group_set_gf2m163(ECGroup *group, ECCurveName name)
{
group->meth->field_mod = &ec_GF2m_163_mod;
group->meth->field_mul = &ec_GF2m_163_mul;
group->meth->field_sqr = &ec_GF2m_163_sqr;
return MP_OKAY;
}
src/share/native/sun/security/ec/ec2_193.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sheueling Chang-Shantz <sheueling.chang@sun.com>,
* Stephen Fung <fungstep@hotmail.com>, and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ec2.h"
#include "mp_gf2m.h"
#include "mp_gf2m-priv.h"
#include "mpi.h"
#include "mpi-priv.h"
#ifndef _KERNEL
#include <stdlib.h>
#endif
/* Fast reduction for polynomials over a 193-bit curve. Assumes reduction
* polynomial with terms {193, 15, 0}. */
mp_err
ec_GF2m_193_mod(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, z;
if (a != r) {
MP_CHECKOK(mp_copy(a, r));
}
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(r) < 7) {
MP_CHECKOK(s_mp_pad(r, 7));
}
u = MP_DIGITS(r);
MP_USED(r) = 7;
/* u[6] only has 2 significant bits */
z = u[6];
u[3] ^= (z << 14) ^ (z >> 1);
u[2] ^= (z << 63);
z = u[5];
u[3] ^= (z >> 50);
u[2] ^= (z << 14) ^ (z >> 1);
u[1] ^= (z << 63);
z = u[4];
u[2] ^= (z >> 50);
u[1] ^= (z << 14) ^ (z >> 1);
u[0] ^= (z << 63);
z = u[3] >> 1; /* z only has 63 significant bits */
u[1] ^= (z >> 49);
u[0] ^= (z << 15) ^ z;
/* clear bits above 193 */
u[6] = u[5] = u[4] = 0;
u[3] ^= z << 1;
#else
if (MP_USED(r) < 13) {
MP_CHECKOK(s_mp_pad(r, 13));
}
u = MP_DIGITS(r);
MP_USED(r) = 13;
/* u[12] only has 2 significant bits */
z = u[12];
u[6] ^= (z << 14) ^ (z >> 1);
u[5] ^= (z << 31);
z = u[11];
u[6] ^= (z >> 18);
u[5] ^= (z << 14) ^ (z >> 1);
u[4] ^= (z << 31);
z = u[10];
u[5] ^= (z >> 18);
u[4] ^= (z << 14) ^ (z >> 1);
u[3] ^= (z << 31);
z = u[9];
u[4] ^= (z >> 18);
u[3] ^= (z << 14) ^ (z >> 1);
u[2] ^= (z << 31);
z = u[8];
u[3] ^= (z >> 18);
u[2] ^= (z << 14) ^ (z >> 1);
u[1] ^= (z << 31);
z = u[7];
u[2] ^= (z >> 18);
u[1] ^= (z << 14) ^ (z >> 1);
u[0] ^= (z << 31);
z = u[6] >> 1; /* z only has 31 significant bits */
u[1] ^= (z >> 17);
u[0] ^= (z << 15) ^ z;
/* clear bits above 193 */
u[12] = u[11] = u[10] = u[9] = u[8] = u[7] = 0;
u[6] ^= z << 1;
#endif
s_mp_clamp(r);
CLEANUP:
return res;
}
/* Fast squaring for polynomials over a 193-bit curve. Assumes reduction
* polynomial with terms {193, 15, 0}. */
mp_err
ec_GF2m_193_sqr(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, *v;
v = MP_DIGITS(a);
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(a) < 4) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 7) {
MP_CHECKOK(s_mp_pad(r, 7));
}
MP_USED(r) = 7;
#else
if (MP_USED(a) < 7) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 13) {
MP_CHECKOK(s_mp_pad(r, 13));
}
MP_USED(r) = 13;
#endif
u = MP_DIGITS(r);
#ifdef ECL_THIRTY_TWO_BIT
u[12] = gf2m_SQR0(v[6]);
u[11] = gf2m_SQR1(v[5]);
u[10] = gf2m_SQR0(v[5]);
u[9] = gf2m_SQR1(v[4]);
u[8] = gf2m_SQR0(v[4]);
u[7] = gf2m_SQR1(v[3]);
#endif
u[6] = gf2m_SQR0(v[3]);
u[5] = gf2m_SQR1(v[2]);
u[4] = gf2m_SQR0(v[2]);
u[3] = gf2m_SQR1(v[1]);
u[2] = gf2m_SQR0(v[1]);
u[1] = gf2m_SQR1(v[0]);
u[0] = gf2m_SQR0(v[0]);
return ec_GF2m_193_mod(r, r, meth);
CLEANUP:
return res;
}
/* Fast multiplication for polynomials over a 193-bit curve. Assumes
* reduction polynomial with terms {193, 15, 0}. */
mp_err
ec_GF2m_193_mul(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit a3 = 0, a2 = 0, a1 = 0, a0, b3 = 0, b2 = 0, b1 = 0, b0;
#ifdef ECL_THIRTY_TWO_BIT
mp_digit a6 = 0, a5 = 0, a4 = 0, b6 = 0, b5 = 0, b4 = 0;
mp_digit rm[8];
#endif
if (a == b) {
return ec_GF2m_193_sqr(a, r, meth);
} else {
switch (MP_USED(a)) {
#ifdef ECL_THIRTY_TWO_BIT
case 7:
a6 = MP_DIGIT(a, 6);
case 6:
a5 = MP_DIGIT(a, 5);
case 5:
a4 = MP_DIGIT(a, 4);
#endif
case 4:
a3 = MP_DIGIT(a, 3);
case 3:
a2 = MP_DIGIT(a, 2);
case 2:
a1 = MP_DIGIT(a, 1);
default:
a0 = MP_DIGIT(a, 0);
}
switch (MP_USED(b)) {
#ifdef ECL_THIRTY_TWO_BIT
case 7:
b6 = MP_DIGIT(b, 6);
case 6:
b5 = MP_DIGIT(b, 5);
case 5:
b4 = MP_DIGIT(b, 4);
#endif
case 4:
b3 = MP_DIGIT(b, 3);
case 3:
b2 = MP_DIGIT(b, 2);
case 2:
b1 = MP_DIGIT(b, 1);
default:
b0 = MP_DIGIT(b, 0);
}
#ifdef ECL_SIXTY_FOUR_BIT
MP_CHECKOK(s_mp_pad(r, 8));
s_bmul_4x4(MP_DIGITS(r), a3, a2, a1, a0, b3, b2, b1, b0);
MP_USED(r) = 8;
s_mp_clamp(r);
#else
MP_CHECKOK(s_mp_pad(r, 14));
s_bmul_3x3(MP_DIGITS(r) + 8, a6, a5, a4, b6, b5, b4);
s_bmul_4x4(MP_DIGITS(r), a3, a2, a1, a0, b3, b2, b1, b0);
s_bmul_4x4(rm, a3, a6 ^ a2, a5 ^ a1, a4 ^ a0, b3, b6 ^ b2, b5 ^ b1,
b4 ^ b0);
rm[7] ^= MP_DIGIT(r, 7);
rm[6] ^= MP_DIGIT(r, 6);
rm[5] ^= MP_DIGIT(r, 5) ^ MP_DIGIT(r, 13);
rm[4] ^= MP_DIGIT(r, 4) ^ MP_DIGIT(r, 12);
rm[3] ^= MP_DIGIT(r, 3) ^ MP_DIGIT(r, 11);
rm[2] ^= MP_DIGIT(r, 2) ^ MP_DIGIT(r, 10);
rm[1] ^= MP_DIGIT(r, 1) ^ MP_DIGIT(r, 9);
rm[0] ^= MP_DIGIT(r, 0) ^ MP_DIGIT(r, 8);
MP_DIGIT(r, 11) ^= rm[7];
MP_DIGIT(r, 10) ^= rm[6];
MP_DIGIT(r, 9) ^= rm[5];
MP_DIGIT(r, 8) ^= rm[4];
MP_DIGIT(r, 7) ^= rm[3];
MP_DIGIT(r, 6) ^= rm[2];
MP_DIGIT(r, 5) ^= rm[1];
MP_DIGIT(r, 4) ^= rm[0];
MP_USED(r) = 14;
s_mp_clamp(r);
#endif
return ec_GF2m_193_mod(r, r, meth);
}
CLEANUP:
return res;
}
/* Wire in fast field arithmetic for 193-bit curves. */
mp_err
ec_group_set_gf2m193(ECGroup *group, ECCurveName name)
{
group->meth->field_mod = &ec_GF2m_193_mod;
group->meth->field_mul = &ec_GF2m_193_mul;
group->meth->field_sqr = &ec_GF2m_193_sqr;
return MP_OKAY;
}
src/share/native/sun/security/ec/ec2_233.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sheueling Chang-Shantz <sheueling.chang@sun.com>,
* Stephen Fung <fungstep@hotmail.com>, and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ec2.h"
#include "mp_gf2m.h"
#include "mp_gf2m-priv.h"
#include "mpi.h"
#include "mpi-priv.h"
#ifndef _KERNEL
#include <stdlib.h>
#endif
/* Fast reduction for polynomials over a 233-bit curve. Assumes reduction
* polynomial with terms {233, 74, 0}. */
mp_err
ec_GF2m_233_mod(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, z;
if (a != r) {
MP_CHECKOK(mp_copy(a, r));
}
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(r) < 8) {
MP_CHECKOK(s_mp_pad(r, 8));
}
u = MP_DIGITS(r);
MP_USED(r) = 8;
/* u[7] only has 18 significant bits */
z = u[7];
u[4] ^= (z << 33) ^ (z >> 41);
u[3] ^= (z << 23);
z = u[6];
u[4] ^= (z >> 31);
u[3] ^= (z << 33) ^ (z >> 41);
u[2] ^= (z << 23);
z = u[5];
u[3] ^= (z >> 31);
u[2] ^= (z << 33) ^ (z >> 41);
u[1] ^= (z << 23);
z = u[4];
u[2] ^= (z >> 31);
u[1] ^= (z << 33) ^ (z >> 41);
u[0] ^= (z << 23);
z = u[3] >> 41; /* z only has 23 significant bits */
u[1] ^= (z << 10);
u[0] ^= z;
/* clear bits above 233 */
u[7] = u[6] = u[5] = u[4] = 0;
u[3] ^= z << 41;
#else
if (MP_USED(r) < 15) {
MP_CHECKOK(s_mp_pad(r, 15));
}
u = MP_DIGITS(r);
MP_USED(r) = 15;
/* u[14] only has 18 significant bits */
z = u[14];
u[9] ^= (z << 1);
u[7] ^= (z >> 9);
u[6] ^= (z << 23);
z = u[13];
u[9] ^= (z >> 31);
u[8] ^= (z << 1);
u[6] ^= (z >> 9);
u[5] ^= (z << 23);
z = u[12];
u[8] ^= (z >> 31);
u[7] ^= (z << 1);
u[5] ^= (z >> 9);
u[4] ^= (z << 23);
z = u[11];
u[7] ^= (z >> 31);
u[6] ^= (z << 1);
u[4] ^= (z >> 9);
u[3] ^= (z << 23);
z = u[10];
u[6] ^= (z >> 31);
u[5] ^= (z << 1);
u[3] ^= (z >> 9);
u[2] ^= (z << 23);
z = u[9];
u[5] ^= (z >> 31);
u[4] ^= (z << 1);
u[2] ^= (z >> 9);
u[1] ^= (z << 23);
z = u[8];
u[4] ^= (z >> 31);
u[3] ^= (z << 1);
u[1] ^= (z >> 9);
u[0] ^= (z << 23);
z = u[7] >> 9; /* z only has 23 significant bits */
u[3] ^= (z >> 22);
u[2] ^= (z << 10);
u[0] ^= z;
/* clear bits above 233 */
u[14] = u[13] = u[12] = u[11] = u[10] = u[9] = u[8] = 0;
u[7] ^= z << 9;
#endif
s_mp_clamp(r);
CLEANUP:
return res;
}
/* Fast squaring for polynomials over a 233-bit curve. Assumes reduction
* polynomial with terms {233, 74, 0}. */
mp_err
ec_GF2m_233_sqr(const mp_int *a, mp_int *r, const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit *u, *v;
v = MP_DIGITS(a);
#ifdef ECL_SIXTY_FOUR_BIT
if (MP_USED(a) < 4) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 8) {
MP_CHECKOK(s_mp_pad(r, 8));
}
MP_USED(r) = 8;
#else
if (MP_USED(a) < 8) {
return mp_bsqrmod(a, meth->irr_arr, r);
}
if (MP_USED(r) < 15) {
MP_CHECKOK(s_mp_pad(r, 15));
}
MP_USED(r) = 15;
#endif
u = MP_DIGITS(r);
#ifdef ECL_THIRTY_TWO_BIT
u[14] = gf2m_SQR0(v[7]);
u[13] = gf2m_SQR1(v[6]);
u[12] = gf2m_SQR0(v[6]);
u[11] = gf2m_SQR1(v[5]);
u[10] = gf2m_SQR0(v[5]);
u[9] = gf2m_SQR1(v[4]);
u[8] = gf2m_SQR0(v[4]);
#endif
u[7] = gf2m_SQR1(v[3]);
u[6] = gf2m_SQR0(v[3]);
u[5] = gf2m_SQR1(v[2]);
u[4] = gf2m_SQR0(v[2]);
u[3] = gf2m_SQR1(v[1]);
u[2] = gf2m_SQR0(v[1]);
u[1] = gf2m_SQR1(v[0]);
u[0] = gf2m_SQR0(v[0]);
return ec_GF2m_233_mod(r, r, meth);
CLEANUP:
return res;
}
/* Fast multiplication for polynomials over a 233-bit curve. Assumes
* reduction polynomial with terms {233, 74, 0}. */
mp_err
ec_GF2m_233_mul(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth)
{
mp_err res = MP_OKAY;
mp_digit a3 = 0, a2 = 0, a1 = 0, a0, b3 = 0, b2 = 0, b1 = 0, b0;
#ifdef ECL_THIRTY_TWO_BIT
mp_digit a7 = 0, a6 = 0, a5 = 0, a4 = 0, b7 = 0, b6 = 0, b5 = 0, b4 =
0;
mp_digit rm[8];
#endif
if (a == b) {
return ec_GF2m_233_sqr(a, r, meth);
} else {
switch (MP_USED(a)) {
#ifdef ECL_THIRTY_TWO_BIT
case 8:
a7 = MP_DIGIT(a, 7);
case 7:
a6 = MP_DIGIT(a, 6);
case 6:
a5 = MP_DIGIT(a, 5);
case 5:
a4 = MP_DIGIT(a, 4);
#endif
case 4:
a3 = MP_DIGIT(a, 3);
case 3:
a2 = MP_DIGIT(a, 2);
case 2:
a1 = MP_DIGIT(a, 1);
default:
a0 = MP_DIGIT(a, 0);
}
switch (MP_USED(b)) {
#ifdef ECL_THIRTY_TWO_BIT
case 8:
b7 = MP_DIGIT(b, 7);
case 7:
b6 = MP_DIGIT(b, 6);
case 6:
b5 = MP_DIGIT(b, 5);
case 5:
b4 = MP_DIGIT(b, 4);
#endif
case 4:
b3 = MP_DIGIT(b, 3);
case 3:
b2 = MP_DIGIT(b, 2);
case 2:
b1 = MP_DIGIT(b, 1);
default:
b0 = MP_DIGIT(b, 0);
}
#ifdef ECL_SIXTY_FOUR_BIT
MP_CHECKOK(s_mp_pad(r, 8));
s_bmul_4x4(MP_DIGITS(r), a3, a2, a1, a0, b3, b2, b1, b0);
MP_USED(r) = 8;
s_mp_clamp(r);
#else
MP_CHECKOK(s_mp_pad(r, 16));
s_bmul_4x4(MP_DIGITS(r) + 8, a7, a6, a5, a4, b7, b6, b5, b4);
s_bmul_4x4(MP_DIGITS(r), a3, a2, a1, a0, b3, b2, b1, b0);
s_bmul_4x4(rm, a7 ^ a3, a6 ^ a2, a5 ^ a1, a4 ^ a0, b7 ^ b3,
b6 ^ b2, b5 ^ b1, b4 ^ b0);
rm[7] ^= MP_DIGIT(r, 7) ^ MP_DIGIT(r, 15);
rm[6] ^= MP_DIGIT(r, 6) ^ MP_DIGIT(r, 14);
rm[5] ^= MP_DIGIT(r, 5) ^ MP_DIGIT(r, 13);
rm[4] ^= MP_DIGIT(r, 4) ^ MP_DIGIT(r, 12);
rm[3] ^= MP_DIGIT(r, 3) ^ MP_DIGIT(r, 11);
rm[2] ^= MP_DIGIT(r, 2) ^ MP_DIGIT(r, 10);
rm[1] ^= MP_DIGIT(r, 1) ^ MP_DIGIT(r, 9);
rm[0] ^= MP_DIGIT(r, 0) ^ MP_DIGIT(r, 8);
MP_DIGIT(r, 11) ^= rm[7];
MP_DIGIT(r, 10) ^= rm[6];
MP_DIGIT(r, 9) ^= rm[5];
MP_DIGIT(r, 8) ^= rm[4];
MP_DIGIT(r, 7) ^= rm[3];
MP_DIGIT(r, 6) ^= rm[2];
MP_DIGIT(r, 5) ^= rm[1];
MP_DIGIT(r, 4) ^= rm[0];
MP_USED(r) = 16;
s_mp_clamp(r);
#endif
return ec_GF2m_233_mod(r, r, meth);
}
CLEANUP:
return res;
}
/* Wire in fast field arithmetic for 233-bit curves. */
mp_err
ec_group_set_gf2m233(ECGroup *group, ECCurveName name)
{
group->meth->field_mod = &ec_GF2m_233_mod;
group->meth->field_mul = &ec_GF2m_233_mul;
group->meth->field_sqr = &ec_GF2m_233_sqr;
return MP_OKAY;
}
src/share/native/sun/security/ec/ec2_aff.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ec2.h"
#include "mplogic.h"
#include "mp_gf2m.h"
#ifndef _KERNEL
#include <stdlib.h>
#endif
/* Checks if point P(px, py) is at infinity. Uses affine coordinates. */
mp_err
ec_GF2m_pt_is_inf_aff(const mp_int *px, const mp_int *py)
{
if ((mp_cmp_z(px) == 0) && (mp_cmp_z(py) == 0)) {
return MP_YES;
} else {
return MP_NO;
}
}
/* Sets P(px, py) to be the point at infinity. Uses affine coordinates. */
mp_err
ec_GF2m_pt_set_inf_aff(mp_int *px, mp_int *py)
{
mp_zero(px);
mp_zero(py);
return MP_OKAY;
}
/* Computes R = P + Q based on IEEE P1363 A.10.2. Elliptic curve points P,
* Q, and R can all be identical. Uses affine coordinates. */
mp_err
ec_GF2m_pt_add_aff(const mp_int *px, const mp_int *py, const mp_int *qx,
const mp_int *qy, mp_int *rx, mp_int *ry,
const ECGroup *group)
{
mp_err res = MP_OKAY;
mp_int lambda, tempx, tempy;
MP_DIGITS(&lambda) = 0;
MP_DIGITS(&tempx) = 0;
MP_DIGITS(&tempy) = 0;
MP_CHECKOK(mp_init(&lambda, FLAG(px)));
MP_CHECKOK(mp_init(&tempx, FLAG(px)));
MP_CHECKOK(mp_init(&tempy, FLAG(px)));
/* if P = inf, then R = Q */
if (ec_GF2m_pt_is_inf_aff(px, py) == 0) {
MP_CHECKOK(mp_copy(qx, rx));
MP_CHECKOK(mp_copy(qy, ry));
res = MP_OKAY;
goto CLEANUP;
}
/* if Q = inf, then R = P */
if (ec_GF2m_pt_is_inf_aff(qx, qy) == 0) {
MP_CHECKOK(mp_copy(px, rx));
MP_CHECKOK(mp_copy(py, ry));
res = MP_OKAY;
goto CLEANUP;
}
/* if px != qx, then lambda = (py+qy) / (px+qx), tempx = a + lambda^2
* + lambda + px + qx */
if (mp_cmp(px, qx) != 0) {
MP_CHECKOK(group->meth->field_add(py, qy, &tempy, group->meth));
MP_CHECKOK(group->meth->field_add(px, qx, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_div(&tempy, &tempx, &lambda, group->meth));
MP_CHECKOK(group->meth->field_sqr(&lambda, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, &lambda, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, &group->curvea, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, px, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, qx, &tempx, group->meth));
} else {
/* if py != qy or qx = 0, then R = inf */
if (((mp_cmp(py, qy) != 0)) || (mp_cmp_z(qx) == 0)) {
mp_zero(rx);
mp_zero(ry);
res = MP_OKAY;
goto CLEANUP;
}
/* lambda = qx + qy / qx */
MP_CHECKOK(group->meth->field_div(qy, qx, &lambda, group->meth));
MP_CHECKOK(group->meth->
field_add(&lambda, qx, &lambda, group->meth));
/* tempx = a + lambda^2 + lambda */
MP_CHECKOK(group->meth->field_sqr(&lambda, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, &lambda, &tempx, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempx, &group->curvea, &tempx, group->meth));
}
/* ry = (qx + tempx) * lambda + tempx + qy */
MP_CHECKOK(group->meth->field_add(qx, &tempx, &tempy, group->meth));
MP_CHECKOK(group->meth->
field_mul(&tempy, &lambda, &tempy, group->meth));
MP_CHECKOK(group->meth->
field_add(&tempy, &tempx, &tempy, group->meth));
MP_CHECKOK(group->meth->field_add(&tempy, qy, ry, group->meth));
/* rx = tempx */
MP_CHECKOK(mp_copy(&tempx, rx));
CLEANUP:
mp_clear(&lambda);
mp_clear(&tempx);
mp_clear(&tempy);
return res;
}
/* Computes R = P - Q. Elliptic curve points P, Q, and R can all be
* identical. Uses affine coordinates. */
mp_err
ec_GF2m_pt_sub_aff(const mp_int *px, const mp_int *py, const mp_int *qx,
const mp_int *qy, mp_int *rx, mp_int *ry,
const ECGroup *group)
{
mp_err res = MP_OKAY;
mp_int nqy;
MP_DIGITS(&nqy) = 0;
MP_CHECKOK(mp_init(&nqy, FLAG(px)));
/* nqy = qx+qy */
MP_CHECKOK(group->meth->field_add(qx, qy, &nqy, group->meth));
MP_CHECKOK(group->point_add(px, py, qx, &nqy, rx, ry, group));
CLEANUP:
mp_clear(&nqy);
return res;
}
/* Computes R = 2P. Elliptic curve points P and R can be identical. Uses
* affine coordinates. */
mp_err
ec_GF2m_pt_dbl_aff(const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group)
{
return group->point_add(px, py, px, py, rx, ry, group);
}
/* by default, this routine is unused and thus doesn't need to be compiled */
#ifdef ECL_ENABLE_GF2M_PT_MUL_AFF
/* Computes R = nP based on IEEE P1363 A.10.3. Elliptic curve points P and
* R can be identical. Uses affine coordinates. */
mp_err
ec_GF2m_pt_mul_aff(const mp_int *n, const mp_int *px, const mp_int *py,
mp_int *rx, mp_int *ry, const ECGroup *group)
{
mp_err res = MP_OKAY;
mp_int k, k3, qx, qy, sx, sy;
int b1, b3, i, l;
MP_DIGITS(&k) = 0;
MP_DIGITS(&k3) = 0;
MP_DIGITS(&qx) = 0;
MP_DIGITS(&qy) = 0;
MP_DIGITS(&sx) = 0;
MP_DIGITS(&sy) = 0;
MP_CHECKOK(mp_init(&k));
MP_CHECKOK(mp_init(&k3));
MP_CHECKOK(mp_init(&qx));
MP_CHECKOK(mp_init(&qy));
MP_CHECKOK(mp_init(&sx));
MP_CHECKOK(mp_init(&sy));
/* if n = 0 then r = inf */
if (mp_cmp_z(n) == 0) {
mp_zero(rx);
mp_zero(ry);
res = MP_OKAY;
goto CLEANUP;
}
/* Q = P, k = n */
MP_CHECKOK(mp_copy(px, &qx));
MP_CHECKOK(mp_copy(py, &qy));
MP_CHECKOK(mp_copy(n, &k));
/* if n < 0 then Q = -Q, k = -k */
if (mp_cmp_z(n) < 0) {
MP_CHECKOK(group->meth->field_add(&qx, &qy, &qy, group->meth));
MP_CHECKOK(mp_neg(&k, &k));
}
#ifdef ECL_DEBUG /* basic double and add method */
l = mpl_significant_bits(&k) - 1;
MP_CHECKOK(mp_copy(&qx, &sx));
MP_CHECKOK(mp_copy(&qy, &sy));
for (i = l - 1; i >= 0; i--) {
/* S = 2S */
MP_CHECKOK(group->point_dbl(&sx, &sy, &sx, &sy, group));
/* if k_i = 1, then S = S + Q */
if (mpl_get_bit(&k, i) != 0) {
MP_CHECKOK(group->
point_add(&sx, &sy, &qx, &qy, &sx, &sy, group));
}
}
#else /* double and add/subtract method from
* standard */
/* k3 = 3 * k */
MP_CHECKOK(mp_set_int(&k3, 3));
MP_CHECKOK(mp_mul(&k, &k3, &k3));
/* S = Q */
MP_CHECKOK(mp_copy(&qx, &sx));
MP_CHECKOK(mp_copy(&qy, &sy));
/* l = index of high order bit in binary representation of 3*k */
l = mpl_significant_bits(&k3) - 1;
/* for i = l-1 downto 1 */
for (i = l - 1; i >= 1; i--) {
/* S = 2S */
MP_CHECKOK(group->point_dbl(&sx, &sy, &sx, &sy, group));
b3 = MP_GET_BIT(&k3, i);
b1 = MP_GET_BIT(&k, i);
/* if k3_i = 1 and k_i = 0, then S = S + Q */
if ((b3 == 1) && (b1 == 0)) {
MP_CHECKOK(group->
point_add(&sx, &sy, &qx, &qy, &sx, &sy, group));
/* if k3_i = 0 and k_i = 1, then S = S - Q */
} else if ((b3 == 0) && (b1 == 1)) {
MP_CHECKOK(group->
point_sub(&sx, &sy, &qx, &qy, &sx, &sy, group));
}
}
#endif
/* output S */
MP_CHECKOK(mp_copy(&sx, rx));
MP_CHECKOK(mp_copy(&sy, ry));
CLEANUP:
mp_clear(&k);
mp_clear(&k3);
mp_clear(&qx);
mp_clear(&qy);
mp_clear(&sx);
mp_clear(&sy);
return res;
}
#endif
/* Validates a point on a GF2m curve. */
mp_err
ec_GF2m_validate_point(const mp_int *px, const mp_int *py, const ECGroup *group)
{
mp_err res = MP_NO;
mp_int accl, accr, tmp, pxt, pyt;
MP_DIGITS(&accl) = 0;
MP_DIGITS(&accr) = 0;
MP_DIGITS(&tmp) = 0;
MP_DIGITS(&pxt) = 0;
MP_DIGITS(&pyt) = 0;
MP_CHECKOK(mp_init(&accl, FLAG(px)));
MP_CHECKOK(mp_init(&accr, FLAG(px)));
MP_CHECKOK(mp_init(&tmp, FLAG(px)));
MP_CHECKOK(mp_init(&pxt, FLAG(px)));
MP_CHECKOK(mp_init(&pyt, FLAG(px)));
/* 1: Verify that publicValue is not the point at infinity */
if (ec_GF2m_pt_is_inf_aff(px, py) == MP_YES) {
res = MP_NO;
goto CLEANUP;
}
/* 2: Verify that the coordinates of publicValue are elements
* of the field.
*/
if ((MP_SIGN(px) == MP_NEG) || (mp_cmp(px, &group->meth->irr) >= 0) ||
(MP_SIGN(py) == MP_NEG) || (mp_cmp(py, &group->meth->irr) >= 0)) {
res = MP_NO;
goto CLEANUP;
}
/* 3: Verify that publicValue is on the curve. */
if (group->meth->field_enc) {
group->meth->field_enc(px, &pxt, group->meth);
group->meth->field_enc(py, &pyt, group->meth);
} else {
mp_copy(px, &pxt);
mp_copy(py, &pyt);
}
/* left-hand side: y^2 + x*y */
MP_CHECKOK( group->meth->field_sqr(&pyt, &accl, group->meth) );
MP_CHECKOK( group->meth->field_mul(&pxt, &pyt, &tmp, group->meth) );
MP_CHECKOK( group->meth->field_add(&accl, &tmp, &accl, group->meth) );
/* right-hand side: x^3 + a*x^2 + b */
MP_CHECKOK( group->meth->field_sqr(&pxt, &tmp, group->meth) );
MP_CHECKOK( group->meth->field_mul(&pxt, &tmp, &accr, group->meth) );
MP_CHECKOK( group->meth->field_mul(&group->curvea, &tmp, &tmp, group->meth) );
MP_CHECKOK( group->meth->field_add(&tmp, &accr, &accr, group->meth) );
MP_CHECKOK( group->meth->field_add(&accr, &group->curveb, &accr, group->meth) );
/* check LHS - RHS == 0 */
MP_CHECKOK( group->meth->field_add(&accl, &accr, &accr, group->meth) );
if (mp_cmp_z(&accr) != 0) {
res = MP_NO;
goto CLEANUP;
}
/* 4: Verify that the order of the curve times the publicValue
* is the point at infinity.
*/
MP_CHECKOK( ECPoint_mul(group, &group->order, px, py, &pxt, &pyt) );
if (ec_GF2m_pt_is_inf_aff(&pxt, &pyt) != MP_YES) {
res = MP_NO;
goto CLEANUP;
}
res = MP_YES;
CLEANUP:
mp_clear(&accl);
mp_clear(&accr);
mp_clear(&tmp);
mp_clear(&pxt);
mp_clear(&pyt);
return res;
}
src/share/native/sun/security/ec/ec2_mont.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library for binary polynomial field curves.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Sheueling Chang-Shantz <sheueling.chang@sun.com>,
* Stephen Fung <fungstep@hotmail.com>, and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ec2.h"
#include "mplogic.h"
#include "mp_gf2m.h"
#ifndef _KERNEL
#include <stdlib.h>
#endif
/* Compute the x-coordinate x/z for the point 2*(x/z) in Montgomery
* projective coordinates. Uses algorithm Mdouble in appendix of Lopez, J.
* and Dahab, R. "Fast multiplication on elliptic curves over GF(2^m)
* without precomputation". modified to not require precomputation of
* c=b^{2^{m-1}}. */
static mp_err
gf2m_Mdouble(mp_int *x, mp_int *z, const ECGroup *group, int kmflag)
{
mp_err res = MP_OKAY;
mp_int t1;
MP_DIGITS(&t1) = 0;
MP_CHECKOK(mp_init(&t1, kmflag));
MP_CHECKOK(group->meth->field_sqr(x, x, group->meth));
MP_CHECKOK(group->meth->field_sqr(z, &t1, group->meth));
MP_CHECKOK(group->meth->field_mul(x, &t1, z, group->meth));
MP_CHECKOK(group->meth->field_sqr(x, x, group->meth));
MP_CHECKOK(group->meth->field_sqr(&t1, &t1, group->meth));
MP_CHECKOK(group->meth->
field_mul(&group->curveb, &t1, &t1, group->meth));
MP_CHECKOK(group->meth->field_add(x, &t1, x, group->meth));
CLEANUP:
mp_clear(&t1);
return res;
}
/* Compute the x-coordinate x1/z1 for the point (x1/z1)+(x2/x2) in
* Montgomery projective coordinates. Uses algorithm Madd in appendix of
* Lopex, J. and Dahab, R. "Fast multiplication on elliptic curves over
* GF(2^m) without precomputation". */
static mp_err
gf2m_Madd(const mp_int *x, mp_int *x1, mp_int *z1, mp_int *x2, mp_int *z2,
const ECGroup *group, int kmflag)
{
mp_err res = MP_OKAY;
mp_int t1, t2;
MP_DIGITS(&t1) = 0;
MP_DIGITS(&t2) = 0;
MP_CHECKOK(mp_init(&t1, kmflag));
MP_CHECKOK(mp_init(&t2, kmflag));
MP_CHECKOK(mp_copy(x, &t1));
MP_CHECKOK(group->meth->field_mul(x1, z2, x1, group->meth));
MP_CHECKOK(group->meth->field_mul(z1, x2, z1, group->meth));
MP_CHECKOK(group->meth->field_mul(x1, z1, &t2, group->meth));
MP_CHECKOK(group->meth->field_add(z1, x1, z1, group->meth));
MP_CHECKOK(group->meth->field_sqr(z1, z1, group->meth));
MP_CHECKOK(group->meth->field_mul(z1, &t1, x1, group->meth));
MP_CHECKOK(group->meth->field_add(x1, &t2, x1, group->meth));
CLEANUP:
mp_clear(&t1);
mp_clear(&t2);
return res;
}
/* Compute the x, y affine coordinates from the point (x1, z1) (x2, z2)
* using Montgomery point multiplication algorithm Mxy() in appendix of
* Lopex, J. and Dahab, R. "Fast multiplication on elliptic curves over
* GF(2^m) without precomputation". Returns: 0 on error 1 if return value
* should be the point at infinity 2 otherwise */
static int
gf2m_Mxy(const mp_int *x, const mp_int *y, mp_int *x1, mp_int *z1,
mp_int *x2, mp_int *z2, const ECGroup *group)
{
mp_err res = MP_OKAY;
int ret = 0;
mp_int t3, t4, t5;
MP_DIGITS(&t3) = 0;
MP_DIGITS(&t4) = 0;
MP_DIGITS(&t5) = 0;
MP_CHECKOK(mp_init(&t3, FLAG(x2)));
MP_CHECKOK(mp_init(&t4, FLAG(x2)));
MP_CHECKOK(mp_init(&t5, FLAG(x2)));
if (mp_cmp_z(z1) == 0) {
mp_zero(x2);
mp_zero(z2);
ret = 1;
goto CLEANUP;
}
if (mp_cmp_z(z2) == 0) {
MP_CHECKOK(mp_copy(x, x2));
MP_CHECKOK(group->meth->field_add(x, y, z2, group->meth));
ret = 2;
goto CLEANUP;
}
MP_CHECKOK(mp_set_int(&t5, 1));
if (group->meth->field_enc) {
MP_CHECKOK(group->meth->field_enc(&t5, &t5, group->meth));
}
MP_CHECKOK(group->meth->field_mul(z1, z2, &t3, group->meth));
MP_CHECKOK(group->meth->field_mul(z1, x, z1, group->meth));
MP_CHECKOK(group->meth->field_add(z1, x1, z1, group->meth));
MP_CHECKOK(group->meth->field_mul(z2, x, z2, group->meth));
MP_CHECKOK(group->meth->field_mul(z2, x1, x1, group->meth));
MP_CHECKOK(group->meth->field_add(z2, x2, z2, group->meth));
MP_CHECKOK(group->meth->field_mul(z2, z1, z2, group->meth));
MP_CHECKOK(group->meth->field_sqr(x, &t4, group->meth));
MP_CHECKOK(group->meth->field_add(&t4, y, &t4, group->meth));
MP_CHECKOK(group->meth->field_mul(&t4, &t3, &t4, group->meth));
MP_CHECKOK(group->meth->field_add(&t4, z2, &t4, group->meth));
MP_CHECKOK(group->meth->field_mul(&t3, x, &t3, group->meth));
MP_CHECKOK(group->meth->field_div(&t5, &t3, &t3, group->meth));
MP_CHECKOK(group->meth->field_mul(&t3, &t4, &t4, group->meth));
MP_CHECKOK(group->meth->field_mul(x1, &t3, x2, group->meth));
MP_CHECKOK(group->meth->field_add(x2, x, z2, group->meth));
MP_CHECKOK(group->meth->field_mul(z2, &t4, z2, group->meth));
MP_CHECKOK(group->meth->field_add(z2, y, z2, group->meth));
ret = 2;
CLEANUP:
mp_clear(&t3);
mp_clear(&t4);
mp_clear(&t5);
if (res == MP_OKAY) {
return ret;
} else {
return 0;
}
}
/* Computes R = nP based on algorithm 2P of Lopex, J. and Dahab, R. "Fast
* multiplication on elliptic curves over GF(2^m) without
* precomputation". Elliptic curve points P and R can be identical. Uses
* Montgomery projective coordinates. */
mp_err
ec_GF2m_pt_mul_mont(const mp_int *n, const mp_int *px, const mp_int *py,
mp_int *rx, mp_int *ry, const ECGroup *group)
{
mp_err res = MP_OKAY;
mp_int x1, x2, z1, z2;
int i, j;
mp_digit top_bit, mask;
MP_DIGITS(&x1) = 0;
MP_DIGITS(&x2) = 0;
MP_DIGITS(&z1) = 0;
MP_DIGITS(&z2) = 0;
MP_CHECKOK(mp_init(&x1, FLAG(n)));
MP_CHECKOK(mp_init(&x2, FLAG(n)));
MP_CHECKOK(mp_init(&z1, FLAG(n)));
MP_CHECKOK(mp_init(&z2, FLAG(n)));
/* if result should be point at infinity */
if ((mp_cmp_z(n) == 0) || (ec_GF2m_pt_is_inf_aff(px, py) == MP_YES)) {
MP_CHECKOK(ec_GF2m_pt_set_inf_aff(rx, ry));
goto CLEANUP;
}
MP_CHECKOK(mp_copy(px, &x1)); /* x1 = px */
MP_CHECKOK(mp_set_int(&z1, 1)); /* z1 = 1 */
MP_CHECKOK(group->meth->field_sqr(&x1, &z2, group->meth)); /* z2 =
* x1^2 =
* px^2 */
MP_CHECKOK(group->meth->field_sqr(&z2, &x2, group->meth));
MP_CHECKOK(group->meth->field_add(&x2, &group->curveb, &x2, group->meth)); /* x2
* =
* px^4
* +
* b
*/
/* find top-most bit and go one past it */
i = MP_USED(n) - 1;
j = MP_DIGIT_BIT - 1;
top_bit = 1;
top_bit <<= MP_DIGIT_BIT - 1;
mask = top_bit;
while (!(MP_DIGITS(n)[i] & mask)) {
mask >>= 1;
j--;
}
mask >>= 1;
j--;
/* if top most bit was at word break, go to next word */
if (!mask) {
i--;
j = MP_DIGIT_BIT - 1;
mask = top_bit;
}
for (; i >= 0; i--) {
for (; j >= 0; j--) {
if (MP_DIGITS(n)[i] & mask) {
MP_CHECKOK(gf2m_Madd(px, &x1, &z1, &x2, &z2, group, FLAG(n)));
MP_CHECKOK(gf2m_Mdouble(&x2, &z2, group, FLAG(n)));
} else {
MP_CHECKOK(gf2m_Madd(px, &x2, &z2, &x1, &z1, group, FLAG(n)));
MP_CHECKOK(gf2m_Mdouble(&x1, &z1, group, FLAG(n)));
}
mask >>= 1;
}
j = MP_DIGIT_BIT - 1;
mask = top_bit;
}
/* convert out of "projective" coordinates */
i = gf2m_Mxy(px, py, &x1, &z1, &x2, &z2, group);
if (i == 0) {
res = MP_BADARG;
goto CLEANUP;
} else if (i == 1) {
MP_CHECKOK(ec_GF2m_pt_set_inf_aff(rx, ry));
} else {
MP_CHECKOK(mp_copy(&x2, rx));
MP_CHECKOK(mp_copy(&z2, ry));
}
CLEANUP:
mp_clear(&x1);
mp_clear(&x2);
mp_clear(&z1);
mp_clear(&z2);
return res;
}
src/share/native/sun/security/ec/ec_naf.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stephen Fung <fungstep@hotmail.com>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ecl-priv.h"
/* Returns 2^e as an integer. This is meant to be used for small powers of
* two. */
int
ec_twoTo(int e)
{
int a = 1;
int i;
for (i = 0; i < e; i++) {
a *= 2;
}
return a;
}
/* Computes the windowed non-adjacent-form (NAF) of a scalar. Out should
* be an array of signed char's to output to, bitsize should be the number
* of bits of out, in is the original scalar, and w is the window size.
* NAF is discussed in the paper: D. Hankerson, J. Hernandez and A.
* Menezes, "Software implementation of elliptic curve cryptography over
* binary fields", Proc. CHES 2000. */
mp_err
ec_compute_wNAF(signed char *out, int bitsize, const mp_int *in, int w)
{
mp_int k;
mp_err res = MP_OKAY;
int i, twowm1, mask;
twowm1 = ec_twoTo(w - 1);
mask = 2 * twowm1 - 1;
MP_DIGITS(&k) = 0;
MP_CHECKOK(mp_init_copy(&k, in));
i = 0;
/* Compute wNAF form */
while (mp_cmp_z(&k) > 0) {
if (mp_isodd(&k)) {
out[i] = MP_DIGIT(&k, 0) & mask;
if (out[i] >= twowm1)
out[i] -= 2 * twowm1;
/* Subtract off out[i]. Note mp_sub_d only works with
* unsigned digits */
if (out[i] >= 0) {
mp_sub_d(&k, out[i], &k);
} else {
mp_add_d(&k, -(out[i]), &k);
}
} else {
out[i] = 0;
}
mp_div_2(&k, &k);
i++;
}
/* Zero out the remaining elements of the out array. */
for (; i < bitsize + 1; i++) {
out[i] = 0;
}
CLEANUP:
mp_clear(&k);
return res;
}
src/share/native/sun/security/ec/ecc_impl.h 已删除 100644 → 0
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/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Dr Vipul Gupta <vipul.gupta@sun.com> and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ECC_IMPL_H
#define _ECC_IMPL_H
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/types.h>
#include "ecl-exp.h"
/*
* Multi-platform definitions
*/
#ifdef __linux__
#define B_FALSE FALSE
#define B_TRUE TRUE
typedef unsigned char uint8_t;
typedef unsigned long ulong_t;
typedef enum { B_FALSE, B_TRUE } boolean_t;
#endif /* __linux__ */
#ifdef _WIN32
typedef unsigned char uint8_t;
typedef unsigned long ulong_t;
typedef enum boolean { B_FALSE, B_TRUE } boolean_t;
#endif /* _WIN32 */
#ifndef _KERNEL
#include <stdlib.h>
#endif /* _KERNEL */
#define EC_MAX_DIGEST_LEN 1024 /* max digest that can be signed */
#define EC_MAX_POINT_LEN 145 /* max len of DER encoded Q */
#define EC_MAX_VALUE_LEN 72 /* max len of ANSI X9.62 private value d */
#define EC_MAX_SIG_LEN 144 /* max signature len for supported curves */
#define EC_MIN_KEY_LEN 112 /* min key length in bits */
#define EC_MAX_KEY_LEN 571 /* max key length in bits */
#define EC_MAX_OID_LEN 10 /* max length of OID buffer */
/*
* Various structures and definitions from NSS are here.
*/
#ifdef _KERNEL
#define PORT_ArenaAlloc(a, n, f) kmem_alloc((n), (f))
#define PORT_ArenaZAlloc(a, n, f) kmem_zalloc((n), (f))
#define PORT_ArenaGrow(a, b, c, d) NULL
#define PORT_ZAlloc(n, f) kmem_zalloc((n), (f))
#define PORT_Alloc(n, f) kmem_alloc((n), (f))
#else
#define PORT_ArenaAlloc(a, n, f) malloc((n))
#define PORT_ArenaZAlloc(a, n, f) calloc(1, (n))
#define PORT_ArenaGrow(a, b, c, d) NULL
#define PORT_ZAlloc(n, f) calloc(1, (n))
#define PORT_Alloc(n, f) malloc((n))
#endif
#define PORT_NewArena(b) (char *)12345
#define PORT_ArenaMark(a) NULL
#define PORT_ArenaUnmark(a, b)
#define PORT_ArenaRelease(a, m)
#define PORT_FreeArena(a, b)
#define PORT_Strlen(s) strlen((s))
#define PORT_SetError(e)
#define PRBool boolean_t
#define PR_TRUE B_TRUE
#define PR_FALSE B_FALSE
#ifdef _KERNEL
#define PORT_Assert ASSERT
#define PORT_Memcpy(t, f, l) bcopy((f), (t), (l))
#else
#define PORT_Assert assert
#define PORT_Memcpy(t, f, l) memcpy((t), (f), (l))
#endif
#define CHECK_OK(func) if (func == NULL) goto cleanup
#define CHECK_SEC_OK(func) if (SECSuccess != (rv = func)) goto cleanup
typedef enum {
siBuffer = 0,
siClearDataBuffer = 1,
siCipherDataBuffer = 2,
siDERCertBuffer = 3,
siEncodedCertBuffer = 4,
siDERNameBuffer = 5,
siEncodedNameBuffer = 6,
siAsciiNameString = 7,
siAsciiString = 8,
siDEROID = 9,
siUnsignedInteger = 10,
siUTCTime = 11,
siGeneralizedTime = 12
} SECItemType;
typedef struct SECItemStr SECItem;
struct SECItemStr {
SECItemType type;
unsigned char *data;
unsigned int len;
};
typedef SECItem SECKEYECParams;
typedef enum { ec_params_explicit,
ec_params_named
} ECParamsType;
typedef enum { ec_field_GFp = 1,
ec_field_GF2m
} ECFieldType;
struct ECFieldIDStr {
int size; /* field size in bits */
ECFieldType type;
union {
SECItem prime; /* prime p for (GFp) */
SECItem poly; /* irreducible binary polynomial for (GF2m) */
} u;
int k1; /* first coefficient of pentanomial or
* the only coefficient of trinomial
*/
int k2; /* two remaining coefficients of pentanomial */
int k3;
};
typedef struct ECFieldIDStr ECFieldID;
struct ECCurveStr {
SECItem a; /* contains octet stream encoding of
* field element (X9.62 section 4.3.3)
*/
SECItem b;
SECItem seed;
};
typedef struct ECCurveStr ECCurve;
typedef void PRArenaPool;
struct ECParamsStr {
PRArenaPool * arena;
ECParamsType type;
ECFieldID fieldID;
ECCurve curve;
SECItem base;
SECItem order;
int cofactor;
SECItem DEREncoding;
ECCurveName name;
SECItem curveOID;
};
typedef struct ECParamsStr ECParams;
struct ECPublicKeyStr {
ECParams ecParams;
SECItem publicValue; /* elliptic curve point encoded as
* octet stream.
*/
};
typedef struct ECPublicKeyStr ECPublicKey;
struct ECPrivateKeyStr {
ECParams ecParams;
SECItem publicValue; /* encoded ec point */
SECItem privateValue; /* private big integer */
SECItem version; /* As per SEC 1, Appendix C, Section C.4 */
};
typedef struct ECPrivateKeyStr ECPrivateKey;
typedef enum _SECStatus {
SECBufferTooSmall = -3,
SECWouldBlock = -2,
SECFailure = -1,
SECSuccess = 0
} SECStatus;
#ifdef _KERNEL
#define RNG_GenerateGlobalRandomBytes(p,l) ecc_knzero_random_generator((p), (l))
#else
/*
This function is no longer required because the random bytes are now
supplied by the caller. Force a failure.
VR
#define RNG_GenerateGlobalRandomBytes(p,l) SECFailure
*/
#define RNG_GenerateGlobalRandomBytes(p,l) SECSuccess
#endif
#define CHECK_MPI_OK(func) if (MP_OKAY > (err = func)) goto cleanup
#define MP_TO_SEC_ERROR(err)
#define SECITEM_TO_MPINT(it, mp) \
CHECK_MPI_OK(mp_read_unsigned_octets((mp), (it).data, (it).len))
extern int ecc_knzero_random_generator(uint8_t *, size_t);
extern ulong_t soft_nzero_random_generator(uint8_t *, ulong_t);
extern SECStatus EC_DecodeParams(const SECItem *, ECParams **, int);
extern SECItem * SECITEM_AllocItem(PRArenaPool *, SECItem *, unsigned int, int);
extern SECStatus SECITEM_CopyItem(PRArenaPool *, SECItem *, const SECItem *,
int);
extern void SECITEM_FreeItem(SECItem *, boolean_t);
extern SECStatus EC_NewKey(ECParams *ecParams, ECPrivateKey **privKey, const unsigned char* random, int randomlen, int);
extern SECStatus EC_NewKeyFromSeed(ECParams *ecParams, ECPrivateKey **privKey,
const unsigned char *seed, int seedlen, int kmflag);
extern SECStatus ECDSA_SignDigest(ECPrivateKey *, SECItem *, const SECItem *,
const unsigned char* randon, int randomlen, int);
extern SECStatus ECDSA_SignDigestWithSeed(ECPrivateKey *, SECItem *,
const SECItem *, const unsigned char *seed, int seedlen, int kmflag);
extern SECStatus ECDSA_VerifyDigest(ECPublicKey *, const SECItem *,
const SECItem *, int);
extern SECStatus ECDH_Derive(SECItem *, ECParams *, SECItem *, boolean_t,
SECItem *, int);
#ifdef __cplusplus
}
#endif
#endif /* _ECC_IMPL_H */
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src/share/native/sun/security/ec/ecl-curve.h 已删除 100644 → 0
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此差异已折叠。
src/share/native/sun/security/ec/ecl-exp.h 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ECL_EXP_H
#define _ECL_EXP_H
#pragma ident "%Z%%M% %I% %E% SMI"
/* Curve field type */
typedef enum {
ECField_GFp,
ECField_GF2m
} ECField;
/* Hexadecimal encoding of curve parameters */
struct ECCurveParamsStr {
char *text;
ECField field;
unsigned int size;
char *irr;
char *curvea;
char *curveb;
char *genx;
char *geny;
char *order;
int cofactor;
};
typedef struct ECCurveParamsStr ECCurveParams;
/* Named curve parameters */
typedef enum {
ECCurve_noName = 0,
/* NIST prime curves */
ECCurve_NIST_P192,
ECCurve_NIST_P224,
ECCurve_NIST_P256,
ECCurve_NIST_P384,
ECCurve_NIST_P521,
/* NIST binary curves */
ECCurve_NIST_K163,
ECCurve_NIST_B163,
ECCurve_NIST_K233,
ECCurve_NIST_B233,
ECCurve_NIST_K283,
ECCurve_NIST_B283,
ECCurve_NIST_K409,
ECCurve_NIST_B409,
ECCurve_NIST_K571,
ECCurve_NIST_B571,
/* ANSI X9.62 prime curves */
/* ECCurve_X9_62_PRIME_192V1 == ECCurve_NIST_P192 */
ECCurve_X9_62_PRIME_192V2,
ECCurve_X9_62_PRIME_192V3,
ECCurve_X9_62_PRIME_239V1,
ECCurve_X9_62_PRIME_239V2,
ECCurve_X9_62_PRIME_239V3,
/* ECCurve_X9_62_PRIME_256V1 == ECCurve_NIST_P256 */
/* ANSI X9.62 binary curves */
ECCurve_X9_62_CHAR2_PNB163V1,
ECCurve_X9_62_CHAR2_PNB163V2,
ECCurve_X9_62_CHAR2_PNB163V3,
ECCurve_X9_62_CHAR2_PNB176V1,
ECCurve_X9_62_CHAR2_TNB191V1,
ECCurve_X9_62_CHAR2_TNB191V2,
ECCurve_X9_62_CHAR2_TNB191V3,
ECCurve_X9_62_CHAR2_PNB208W1,
ECCurve_X9_62_CHAR2_TNB239V1,
ECCurve_X9_62_CHAR2_TNB239V2,
ECCurve_X9_62_CHAR2_TNB239V3,
ECCurve_X9_62_CHAR2_PNB272W1,
ECCurve_X9_62_CHAR2_PNB304W1,
ECCurve_X9_62_CHAR2_TNB359V1,
ECCurve_X9_62_CHAR2_PNB368W1,
ECCurve_X9_62_CHAR2_TNB431R1,
/* SEC2 prime curves */
ECCurve_SECG_PRIME_112R1,
ECCurve_SECG_PRIME_112R2,
ECCurve_SECG_PRIME_128R1,
ECCurve_SECG_PRIME_128R2,
ECCurve_SECG_PRIME_160K1,
ECCurve_SECG_PRIME_160R1,
ECCurve_SECG_PRIME_160R2,
ECCurve_SECG_PRIME_192K1,
/* ECCurve_SECG_PRIME_192R1 == ECCurve_NIST_P192 */
ECCurve_SECG_PRIME_224K1,
/* ECCurve_SECG_PRIME_224R1 == ECCurve_NIST_P224 */
ECCurve_SECG_PRIME_256K1,
/* ECCurve_SECG_PRIME_256R1 == ECCurve_NIST_P256 */
/* ECCurve_SECG_PRIME_384R1 == ECCurve_NIST_P384 */
/* ECCurve_SECG_PRIME_521R1 == ECCurve_NIST_P521 */
/* SEC2 binary curves */
ECCurve_SECG_CHAR2_113R1,
ECCurve_SECG_CHAR2_113R2,
ECCurve_SECG_CHAR2_131R1,
ECCurve_SECG_CHAR2_131R2,
/* ECCurve_SECG_CHAR2_163K1 == ECCurve_NIST_K163 */
ECCurve_SECG_CHAR2_163R1,
/* ECCurve_SECG_CHAR2_163R2 == ECCurve_NIST_B163 */
ECCurve_SECG_CHAR2_193R1,
ECCurve_SECG_CHAR2_193R2,
/* ECCurve_SECG_CHAR2_233K1 == ECCurve_NIST_K233 */
/* ECCurve_SECG_CHAR2_233R1 == ECCurve_NIST_B233 */
ECCurve_SECG_CHAR2_239K1,
/* ECCurve_SECG_CHAR2_283K1 == ECCurve_NIST_K283 */
/* ECCurve_SECG_CHAR2_283R1 == ECCurve_NIST_B283 */
/* ECCurve_SECG_CHAR2_409K1 == ECCurve_NIST_K409 */
/* ECCurve_SECG_CHAR2_409R1 == ECCurve_NIST_B409 */
/* ECCurve_SECG_CHAR2_571K1 == ECCurve_NIST_K571 */
/* ECCurve_SECG_CHAR2_571R1 == ECCurve_NIST_B571 */
/* WTLS curves */
ECCurve_WTLS_1,
/* there is no WTLS 2 curve */
/* ECCurve_WTLS_3 == ECCurve_NIST_K163 */
/* ECCurve_WTLS_4 == ECCurve_SECG_CHAR2_113R1 */
/* ECCurve_WTLS_5 == ECCurve_X9_62_CHAR2_PNB163V1 */
/* ECCurve_WTLS_6 == ECCurve_SECG_PRIME_112R1 */
/* ECCurve_WTLS_7 == ECCurve_SECG_PRIME_160R1 */
ECCurve_WTLS_8,
ECCurve_WTLS_9,
/* ECCurve_WTLS_10 == ECCurve_NIST_K233 */
/* ECCurve_WTLS_11 == ECCurve_NIST_B233 */
/* ECCurve_WTLS_12 == ECCurve_NIST_P224 */
ECCurve_pastLastCurve
} ECCurveName;
/* Aliased named curves */
#define ECCurve_X9_62_PRIME_192V1 ECCurve_NIST_P192
#define ECCurve_X9_62_PRIME_256V1 ECCurve_NIST_P256
#define ECCurve_SECG_PRIME_192R1 ECCurve_NIST_P192
#define ECCurve_SECG_PRIME_224R1 ECCurve_NIST_P224
#define ECCurve_SECG_PRIME_256R1 ECCurve_NIST_P256
#define ECCurve_SECG_PRIME_384R1 ECCurve_NIST_P384
#define ECCurve_SECG_PRIME_521R1 ECCurve_NIST_P521
#define ECCurve_SECG_CHAR2_163K1 ECCurve_NIST_K163
#define ECCurve_SECG_CHAR2_163R2 ECCurve_NIST_B163
#define ECCurve_SECG_CHAR2_233K1 ECCurve_NIST_K233
#define ECCurve_SECG_CHAR2_233R1 ECCurve_NIST_B233
#define ECCurve_SECG_CHAR2_283K1 ECCurve_NIST_K283
#define ECCurve_SECG_CHAR2_283R1 ECCurve_NIST_B283
#define ECCurve_SECG_CHAR2_409K1 ECCurve_NIST_K409
#define ECCurve_SECG_CHAR2_409R1 ECCurve_NIST_B409
#define ECCurve_SECG_CHAR2_571K1 ECCurve_NIST_K571
#define ECCurve_SECG_CHAR2_571R1 ECCurve_NIST_B571
#define ECCurve_WTLS_3 ECCurve_NIST_K163
#define ECCurve_WTLS_4 ECCurve_SECG_CHAR2_113R1
#define ECCurve_WTLS_5 ECCurve_X9_62_CHAR2_PNB163V1
#define ECCurve_WTLS_6 ECCurve_SECG_PRIME_112R1
#define ECCurve_WTLS_7 ECCurve_SECG_PRIME_160R1
#define ECCurve_WTLS_10 ECCurve_NIST_K233
#define ECCurve_WTLS_11 ECCurve_NIST_B233
#define ECCurve_WTLS_12 ECCurve_NIST_P224
#endif /* _ECL_EXP_H */
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/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Stephen Fung <fungstep@hotmail.com> and
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ECL_PRIV_H
#define _ECL_PRIV_H
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ecl.h"
#include "mpi.h"
#include "mplogic.h"
/* MAX_FIELD_SIZE_DIGITS is the maximum size of field element supported */
/* the following needs to go away... */
#if defined(MP_USE_LONG_LONG_DIGIT) || defined(MP_USE_LONG_DIGIT)
#define ECL_SIXTY_FOUR_BIT
#else
#define ECL_THIRTY_TWO_BIT
#endif
#define ECL_CURVE_DIGITS(curve_size_in_bits) \
(((curve_size_in_bits)+(sizeof(mp_digit)*8-1))/(sizeof(mp_digit)*8))
#define ECL_BITS (sizeof(mp_digit)*8)
#define ECL_MAX_FIELD_SIZE_DIGITS (80/sizeof(mp_digit))
/* Gets the i'th bit in the binary representation of a. If i >= length(a),
* then return 0. (The above behaviour differs from mpl_get_bit, which
* causes an error if i >= length(a).) */
#define MP_GET_BIT(a, i) \
((i) >= mpl_significant_bits((a))) ? 0 : mpl_get_bit((a), (i))
#if !defined(MP_NO_MP_WORD) && !defined(MP_NO_ADD_WORD)
#define MP_ADD_CARRY(a1, a2, s, cin, cout) \
{ mp_word w; \
w = ((mp_word)(cin)) + (a1) + (a2); \
s = ACCUM(w); \
cout = CARRYOUT(w); }
#define MP_SUB_BORROW(a1, a2, s, bin, bout) \
{ mp_word w; \
w = ((mp_word)(a1)) - (a2) - (bin); \
s = ACCUM(w); \
bout = (w >> MP_DIGIT_BIT) & 1; }
#else
/* NOTE,
* cin and cout could be the same variable.
* bin and bout could be the same variable.
* a1 or a2 and s could be the same variable.
* don't trash those outputs until their respective inputs have
* been read. */
#define MP_ADD_CARRY(a1, a2, s, cin, cout) \
{ mp_digit tmp,sum; \
tmp = (a1); \
sum = tmp + (a2); \
tmp = (sum < tmp); /* detect overflow */ \
s = sum += (cin); \
cout = tmp + (sum < (cin)); }
#define MP_SUB_BORROW(a1, a2, s, bin, bout) \
{ mp_digit tmp; \
tmp = (a1); \
s = tmp - (a2); \
tmp = (s > tmp); /* detect borrow */ \
if ((bin) && !s--) tmp++; \
bout = tmp; }
#endif
struct GFMethodStr;
typedef struct GFMethodStr GFMethod;
struct GFMethodStr {
/* Indicates whether the structure was constructed from dynamic memory
* or statically created. */
int constructed;
/* Irreducible that defines the field. For prime fields, this is the
* prime p. For binary polynomial fields, this is the bitstring
* representation of the irreducible polynomial. */
mp_int irr;
/* For prime fields, the value irr_arr[0] is the number of bits in the
* field. For binary polynomial fields, the irreducible polynomial
* f(t) is represented as an array of unsigned int[], where f(t) is
* of the form: f(t) = t^p[0] + t^p[1] + ... + t^p[4] where m = p[0]
* > p[1] > ... > p[4] = 0. */
unsigned int irr_arr[5];
/* Field arithmetic methods. All methods (except field_enc and
* field_dec) are assumed to take field-encoded parameters and return
* field-encoded values. All methods (except field_enc and field_dec)
* are required to be implemented. */
mp_err (*field_add) (const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err (*field_neg) (const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err (*field_sub) (const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err (*field_mod) (const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err (*field_mul) (const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err (*field_sqr) (const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err (*field_div) (const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err (*field_enc) (const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err (*field_dec) (const mp_int *a, mp_int *r, const GFMethod *meth);
/* Extra storage for implementation-specific data. Any memory
* allocated to these extra fields will be cleared by extra_free. */
void *extra1;
void *extra2;
void (*extra_free) (GFMethod *meth);
};
/* Construct generic GFMethods. */
GFMethod *GFMethod_consGFp(const mp_int *irr);
GFMethod *GFMethod_consGFp_mont(const mp_int *irr);
GFMethod *GFMethod_consGF2m(const mp_int *irr,
const unsigned int irr_arr[5]);
/* Free the memory allocated (if any) to a GFMethod object. */
void GFMethod_free(GFMethod *meth);
struct ECGroupStr {
/* Indicates whether the structure was constructed from dynamic memory
* or statically created. */
int constructed;
/* Field definition and arithmetic. */
GFMethod *meth;
/* Textual representation of curve name, if any. */
char *text;
#ifdef _KERNEL
int text_len;
#endif
/* Curve parameters, field-encoded. */
mp_int curvea, curveb;
/* x and y coordinates of the base point, field-encoded. */
mp_int genx, geny;
/* Order and cofactor of the base point. */
mp_int order;
int cofactor;
/* Point arithmetic methods. All methods are assumed to take
* field-encoded parameters and return field-encoded values. All
* methods (except base_point_mul and points_mul) are required to be
* implemented. */
mp_err (*point_add) (const mp_int *px, const mp_int *py,
const mp_int *qx, const mp_int *qy, mp_int *rx,
mp_int *ry, const ECGroup *group);
mp_err (*point_sub) (const mp_int *px, const mp_int *py,
const mp_int *qx, const mp_int *qy, mp_int *rx,
mp_int *ry, const ECGroup *group);
mp_err (*point_dbl) (const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group);
mp_err (*point_mul) (const mp_int *n, const mp_int *px,
const mp_int *py, mp_int *rx, mp_int *ry,
const ECGroup *group);
mp_err (*base_point_mul) (const mp_int *n, mp_int *rx, mp_int *ry,
const ECGroup *group);
mp_err (*points_mul) (const mp_int *k1, const mp_int *k2,
const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group);
mp_err (*validate_point) (const mp_int *px, const mp_int *py, const ECGroup *group);
/* Extra storage for implementation-specific data. Any memory
* allocated to these extra fields will be cleared by extra_free. */
void *extra1;
void *extra2;
void (*extra_free) (ECGroup *group);
};
/* Wrapper functions for generic prime field arithmetic. */
mp_err ec_GFp_add(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_neg(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GFp_sub(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
/* fixed length in-line adds. Count is in words */
mp_err ec_GFp_add_3(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_add_4(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_add_5(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_add_6(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sub_3(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sub_4(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sub_5(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sub_6(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_mod(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GFp_mul(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sqr(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GFp_div(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
/* Wrapper functions for generic binary polynomial field arithmetic. */
mp_err ec_GF2m_add(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GF2m_neg(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GF2m_mod(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GF2m_mul(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GF2m_sqr(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GF2m_div(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
/* Montgomery prime field arithmetic. */
mp_err ec_GFp_mul_mont(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_sqr_mont(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GFp_div_mont(const mp_int *a, const mp_int *b, mp_int *r,
const GFMethod *meth);
mp_err ec_GFp_enc_mont(const mp_int *a, mp_int *r, const GFMethod *meth);
mp_err ec_GFp_dec_mont(const mp_int *a, mp_int *r, const GFMethod *meth);
void ec_GFp_extra_free_mont(GFMethod *meth);
/* point multiplication */
mp_err ec_pts_mul_basic(const mp_int *k1, const mp_int *k2,
const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group);
mp_err ec_pts_mul_simul_w2(const mp_int *k1, const mp_int *k2,
const mp_int *px, const mp_int *py, mp_int *rx,
mp_int *ry, const ECGroup *group);
/* Computes the windowed non-adjacent-form (NAF) of a scalar. Out should
* be an array of signed char's to output to, bitsize should be the number
* of bits of out, in is the original scalar, and w is the window size.
* NAF is discussed in the paper: D. Hankerson, J. Hernandez and A.
* Menezes, "Software implementation of elliptic curve cryptography over
* binary fields", Proc. CHES 2000. */
mp_err ec_compute_wNAF(signed char *out, int bitsize, const mp_int *in,
int w);
/* Optimized field arithmetic */
mp_err ec_group_set_gfp192(ECGroup *group, ECCurveName);
mp_err ec_group_set_gfp224(ECGroup *group, ECCurveName);
mp_err ec_group_set_gfp256(ECGroup *group, ECCurveName);
mp_err ec_group_set_gfp384(ECGroup *group, ECCurveName);
mp_err ec_group_set_gfp521(ECGroup *group, ECCurveName);
mp_err ec_group_set_gf2m163(ECGroup *group, ECCurveName name);
mp_err ec_group_set_gf2m193(ECGroup *group, ECCurveName name);
mp_err ec_group_set_gf2m233(ECGroup *group, ECCurveName name);
/* Optimized floating-point arithmetic */
#ifdef ECL_USE_FP
mp_err ec_group_set_secp160r1_fp(ECGroup *group);
mp_err ec_group_set_nistp192_fp(ECGroup *group);
mp_err ec_group_set_nistp224_fp(ECGroup *group);
#endif
#endif /* _ECL_PRIV_H */
src/share/native/sun/security/ec/ecl.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "mpi.h"
#include "mplogic.h"
#include "ecl.h"
#include "ecl-priv.h"
#include "ec2.h"
#include "ecp.h"
#ifndef _KERNEL
#include <stdlib.h>
#include <string.h>
#endif
/* Allocate memory for a new ECGroup object. */
ECGroup *
ECGroup_new(int kmflag)
{
mp_err res = MP_OKAY;
ECGroup *group;
#ifdef _KERNEL
group = (ECGroup *) kmem_alloc(sizeof(ECGroup), kmflag);
#else
group = (ECGroup *) malloc(sizeof(ECGroup));
#endif
if (group == NULL)
return NULL;
group->constructed = MP_YES;
group->meth = NULL;
group->text = NULL;
MP_DIGITS(&group->curvea) = 0;
MP_DIGITS(&group->curveb) = 0;
MP_DIGITS(&group->genx) = 0;
MP_DIGITS(&group->geny) = 0;
MP_DIGITS(&group->order) = 0;
group->base_point_mul = NULL;
group->points_mul = NULL;
group->validate_point = NULL;
group->extra1 = NULL;
group->extra2 = NULL;
group->extra_free = NULL;
MP_CHECKOK(mp_init(&group->curvea, kmflag));
MP_CHECKOK(mp_init(&group->curveb, kmflag));
MP_CHECKOK(mp_init(&group->genx, kmflag));
MP_CHECKOK(mp_init(&group->geny, kmflag));
MP_CHECKOK(mp_init(&group->order, kmflag));
CLEANUP:
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
/* Construct a generic ECGroup for elliptic curves over prime fields. */
ECGroup *
ECGroup_consGFp(const mp_int *irr, const mp_int *curvea,
const mp_int *curveb, const mp_int *genx,
const mp_int *geny, const mp_int *order, int cofactor)
{
mp_err res = MP_OKAY;
ECGroup *group = NULL;
group = ECGroup_new(FLAG(irr));
if (group == NULL)
return NULL;
group->meth = GFMethod_consGFp(irr);
if (group->meth == NULL) {
res = MP_MEM;
goto CLEANUP;
}
MP_CHECKOK(mp_copy(curvea, &group->curvea));
MP_CHECKOK(mp_copy(curveb, &group->curveb));
MP_CHECKOK(mp_copy(genx, &group->genx));
MP_CHECKOK(mp_copy(geny, &group->geny));
MP_CHECKOK(mp_copy(order, &group->order));
group->cofactor = cofactor;
group->point_add = &ec_GFp_pt_add_aff;
group->point_sub = &ec_GFp_pt_sub_aff;
group->point_dbl = &ec_GFp_pt_dbl_aff;
group->point_mul = &ec_GFp_pt_mul_jm_wNAF;
group->base_point_mul = NULL;
group->points_mul = &ec_GFp_pts_mul_jac;
group->validate_point = &ec_GFp_validate_point;
CLEANUP:
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
/* Construct a generic ECGroup for elliptic curves over prime fields with
* field arithmetic implemented in Montgomery coordinates. */
ECGroup *
ECGroup_consGFp_mont(const mp_int *irr, const mp_int *curvea,
const mp_int *curveb, const mp_int *genx,
const mp_int *geny, const mp_int *order, int cofactor)
{
mp_err res = MP_OKAY;
ECGroup *group = NULL;
group = ECGroup_new(FLAG(irr));
if (group == NULL)
return NULL;
group->meth = GFMethod_consGFp_mont(irr);
if (group->meth == NULL) {
res = MP_MEM;
goto CLEANUP;
}
MP_CHECKOK(group->meth->
field_enc(curvea, &group->curvea, group->meth));
MP_CHECKOK(group->meth->
field_enc(curveb, &group->curveb, group->meth));
MP_CHECKOK(group->meth->field_enc(genx, &group->genx, group->meth));
MP_CHECKOK(group->meth->field_enc(geny, &group->geny, group->meth));
MP_CHECKOK(mp_copy(order, &group->order));
group->cofactor = cofactor;
group->point_add = &ec_GFp_pt_add_aff;
group->point_sub = &ec_GFp_pt_sub_aff;
group->point_dbl = &ec_GFp_pt_dbl_aff;
group->point_mul = &ec_GFp_pt_mul_jm_wNAF;
group->base_point_mul = NULL;
group->points_mul = &ec_GFp_pts_mul_jac;
group->validate_point = &ec_GFp_validate_point;
CLEANUP:
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
#ifdef NSS_ECC_MORE_THAN_SUITE_B
/* Construct a generic ECGroup for elliptic curves over binary polynomial
* fields. */
ECGroup *
ECGroup_consGF2m(const mp_int *irr, const unsigned int irr_arr[5],
const mp_int *curvea, const mp_int *curveb,
const mp_int *genx, const mp_int *geny,
const mp_int *order, int cofactor)
{
mp_err res = MP_OKAY;
ECGroup *group = NULL;
group = ECGroup_new(FLAG(irr));
if (group == NULL)
return NULL;
group->meth = GFMethod_consGF2m(irr, irr_arr);
if (group->meth == NULL) {
res = MP_MEM;
goto CLEANUP;
}
MP_CHECKOK(mp_copy(curvea, &group->curvea));
MP_CHECKOK(mp_copy(curveb, &group->curveb));
MP_CHECKOK(mp_copy(genx, &group->genx));
MP_CHECKOK(mp_copy(geny, &group->geny));
MP_CHECKOK(mp_copy(order, &group->order));
group->cofactor = cofactor;
group->point_add = &ec_GF2m_pt_add_aff;
group->point_sub = &ec_GF2m_pt_sub_aff;
group->point_dbl = &ec_GF2m_pt_dbl_aff;
group->point_mul = &ec_GF2m_pt_mul_mont;
group->base_point_mul = NULL;
group->points_mul = &ec_pts_mul_basic;
group->validate_point = &ec_GF2m_validate_point;
CLEANUP:
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
#endif
/* Construct ECGroup from hex parameters and name, if any. Called by
* ECGroup_fromHex and ECGroup_fromName. */
ECGroup *
ecgroup_fromNameAndHex(const ECCurveName name,
const ECCurveParams * params, int kmflag)
{
mp_int irr, curvea, curveb, genx, geny, order;
int bits;
ECGroup *group = NULL;
mp_err res = MP_OKAY;
/* initialize values */
MP_DIGITS(&irr) = 0;
MP_DIGITS(&curvea) = 0;
MP_DIGITS(&curveb) = 0;
MP_DIGITS(&genx) = 0;
MP_DIGITS(&geny) = 0;
MP_DIGITS(&order) = 0;
MP_CHECKOK(mp_init(&irr, kmflag));
MP_CHECKOK(mp_init(&curvea, kmflag));
MP_CHECKOK(mp_init(&curveb, kmflag));
MP_CHECKOK(mp_init(&genx, kmflag));
MP_CHECKOK(mp_init(&geny, kmflag));
MP_CHECKOK(mp_init(&order, kmflag));
MP_CHECKOK(mp_read_radix(&irr, params->irr, 16));
MP_CHECKOK(mp_read_radix(&curvea, params->curvea, 16));
MP_CHECKOK(mp_read_radix(&curveb, params->curveb, 16));
MP_CHECKOK(mp_read_radix(&genx, params->genx, 16));
MP_CHECKOK(mp_read_radix(&geny, params->geny, 16));
MP_CHECKOK(mp_read_radix(&order, params->order, 16));
/* determine number of bits */
bits = mpl_significant_bits(&irr) - 1;
if (bits < MP_OKAY) {
res = bits;
goto CLEANUP;
}
/* determine which optimizations (if any) to use */
if (params->field == ECField_GFp) {
#ifdef NSS_ECC_MORE_THAN_SUITE_B
switch (name) {
#ifdef ECL_USE_FP
case ECCurve_SECG_PRIME_160R1:
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_secp160r1_fp(group));
break;
#endif
case ECCurve_SECG_PRIME_192R1:
#ifdef ECL_USE_FP
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_nistp192_fp(group));
#else
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_gfp192(group, name));
#endif
break;
case ECCurve_SECG_PRIME_224R1:
#ifdef ECL_USE_FP
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_nistp224_fp(group));
#else
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_gfp224(group, name));
#endif
break;
case ECCurve_SECG_PRIME_256R1:
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_gfp256(group, name));
break;
case ECCurve_SECG_PRIME_521R1:
group =
ECGroup_consGFp(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
MP_CHECKOK(ec_group_set_gfp521(group, name));
break;
default:
/* use generic arithmetic */
#endif
group =
ECGroup_consGFp_mont(&irr, &curvea, &curveb, &genx, &geny,
&order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
#ifdef NSS_ECC_MORE_THAN_SUITE_B
}
} else if (params->field == ECField_GF2m) {
group = ECGroup_consGF2m(&irr, NULL, &curvea, &curveb, &genx, &geny, &order, params->cofactor);
if (group == NULL) { res = MP_UNDEF; goto CLEANUP; }
if ((name == ECCurve_NIST_K163) ||
(name == ECCurve_NIST_B163) ||
(name == ECCurve_SECG_CHAR2_163R1)) {
MP_CHECKOK(ec_group_set_gf2m163(group, name));
} else if ((name == ECCurve_SECG_CHAR2_193R1) ||
(name == ECCurve_SECG_CHAR2_193R2)) {
MP_CHECKOK(ec_group_set_gf2m193(group, name));
} else if ((name == ECCurve_NIST_K233) ||
(name == ECCurve_NIST_B233)) {
MP_CHECKOK(ec_group_set_gf2m233(group, name));
}
#endif
} else {
res = MP_UNDEF;
goto CLEANUP;
}
/* set name, if any */
if ((group != NULL) && (params->text != NULL)) {
#ifdef _KERNEL
int n = strlen(params->text) + 1;
group->text = kmem_alloc(n, kmflag);
if (group->text == NULL) {
res = MP_MEM;
goto CLEANUP;
}
bcopy(params->text, group->text, n);
group->text_len = n;
#else
group->text = strdup(params->text);
if (group->text == NULL) {
res = MP_MEM;
}
#endif
}
CLEANUP:
mp_clear(&irr);
mp_clear(&curvea);
mp_clear(&curveb);
mp_clear(&genx);
mp_clear(&geny);
mp_clear(&order);
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
/* Construct ECGroup from hexadecimal representations of parameters. */
ECGroup *
ECGroup_fromHex(const ECCurveParams * params, int kmflag)
{
return ecgroup_fromNameAndHex(ECCurve_noName, params, kmflag);
}
/* Construct ECGroup from named parameters. */
ECGroup *
ECGroup_fromName(const ECCurveName name, int kmflag)
{
ECGroup *group = NULL;
ECCurveParams *params = NULL;
mp_err res = MP_OKAY;
params = EC_GetNamedCurveParams(name, kmflag);
if (params == NULL) {
res = MP_UNDEF;
goto CLEANUP;
}
/* construct actual group */
group = ecgroup_fromNameAndHex(name, params, kmflag);
if (group == NULL) {
res = MP_UNDEF;
goto CLEANUP;
}
CLEANUP:
EC_FreeCurveParams(params);
if (res != MP_OKAY) {
ECGroup_free(group);
return NULL;
}
return group;
}
/* Validates an EC public key as described in Section 5.2.2 of X9.62. */
mp_err ECPoint_validate(const ECGroup *group, const mp_int *px, const
mp_int *py)
{
/* 1: Verify that publicValue is not the point at infinity */
/* 2: Verify that the coordinates of publicValue are elements
* of the field.
*/
/* 3: Verify that publicValue is on the curve. */
/* 4: Verify that the order of the curve times the publicValue
* is the point at infinity.
*/
return group->validate_point(px, py, group);
}
/* Free the memory allocated (if any) to an ECGroup object. */
void
ECGroup_free(ECGroup *group)
{
if (group == NULL)
return;
GFMethod_free(group->meth);
if (group->constructed == MP_NO)
return;
mp_clear(&group->curvea);
mp_clear(&group->curveb);
mp_clear(&group->genx);
mp_clear(&group->geny);
mp_clear(&group->order);
if (group->text != NULL)
#ifdef _KERNEL
kmem_free(group->text, group->text_len);
#else
free(group->text);
#endif
if (group->extra_free != NULL)
group->extra_free(group);
#ifdef _KERNEL
kmem_free(group, sizeof (ECGroup));
#else
free(group);
#endif
}
src/share/native/sun/security/ec/ecl.h 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ECL_H
#define _ECL_H
#pragma ident "%Z%%M% %I% %E% SMI"
/* Although this is not an exported header file, code which uses elliptic
* curve point operations will need to include it. */
#include "ecl-exp.h"
#include "mpi.h"
struct ECGroupStr;
typedef struct ECGroupStr ECGroup;
/* Construct ECGroup from hexadecimal representations of parameters. */
ECGroup *ECGroup_fromHex(const ECCurveParams * params, int kmflag);
/* Construct ECGroup from named parameters. */
ECGroup *ECGroup_fromName(const ECCurveName name, int kmflag);
/* Free an allocated ECGroup. */
void ECGroup_free(ECGroup *group);
/* Construct ECCurveParams from an ECCurveName */
ECCurveParams *EC_GetNamedCurveParams(const ECCurveName name, int kmflag);
/* Duplicates an ECCurveParams */
ECCurveParams *ECCurveParams_dup(const ECCurveParams * params, int kmflag);
/* Free an allocated ECCurveParams */
void EC_FreeCurveParams(ECCurveParams * params);
/* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k * P(x,
* y). If x, y = NULL, then P is assumed to be the generator (base point)
* of the group of points on the elliptic curve. Input and output values
* are assumed to be NOT field-encoded. */
mp_err ECPoint_mul(const ECGroup *group, const mp_int *k, const mp_int *px,
const mp_int *py, mp_int *qx, mp_int *qy);
/* Elliptic curve scalar-point multiplication. Computes Q(x, y) = k1 * G +
* k2 * P(x, y), where G is the generator (base point) of the group of
* points on the elliptic curve. Input and output values are assumed to
* be NOT field-encoded. */
mp_err ECPoints_mul(const ECGroup *group, const mp_int *k1,
const mp_int *k2, const mp_int *px, const mp_int *py,
mp_int *qx, mp_int *qy);
/* Validates an EC public key as described in Section 5.2.2 of X9.62.
* Returns MP_YES if the public key is valid, MP_NO if the public key
* is invalid, or an error code if the validation could not be
* performed. */
mp_err ECPoint_validate(const ECGroup *group, const mp_int *px, const
mp_int *py);
#endif /* _ECL_H */
src/share/native/sun/security/ec/ecl_curve.c 已删除 100644 → 0
浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the elliptic curve math library.
*
* The Initial Developer of the Original Code is
* Sun Microsystems, Inc.
* Portions created by the Initial Developer are Copyright (C) 2003
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Douglas Stebila <douglas@stebila.ca>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#pragma ident "%Z%%M% %I% %E% SMI"
#include "ecl.h"
#include "ecl-curve.h"
#include "ecl-priv.h"
#ifndef _KERNEL
#include <stdlib.h>
#include <string.h>
#endif
#define CHECK(func) if ((func) == NULL) { res = 0; goto CLEANUP; }
/* Duplicates an ECCurveParams */
ECCurveParams *
ECCurveParams_dup(const ECCurveParams * params, int kmflag)
{
int res = 1;
ECCurveParams *ret = NULL;
#ifdef _KERNEL
ret = (ECCurveParams *) kmem_zalloc(sizeof(ECCurveParams), kmflag);
#else
CHECK(ret = (ECCurveParams *) calloc(1, sizeof(ECCurveParams)));
#endif
if (params->text != NULL) {
#ifdef _KERNEL
ret->text = kmem_alloc(strlen(params->text) + 1, kmflag);
bcopy(params->text, ret->text, strlen(params->text) + 1);
#else
CHECK(ret->text = strdup(params->text));
#endif
}
ret->field = params->field;
ret->size = params->size;
if (params->irr != NULL) {
#ifdef _KERNEL
ret->irr = kmem_alloc(strlen(params->irr) + 1, kmflag);
bcopy(params->irr, ret->irr, strlen(params->irr) + 1);
#else
CHECK(ret->irr = strdup(params->irr));
#endif
}
if (params->curvea != NULL) {
#ifdef _KERNEL
ret->curvea = kmem_alloc(strlen(params->curvea) + 1, kmflag);
bcopy(params->curvea, ret->curvea, strlen(params->curvea) + 1);
#else
CHECK(ret->curvea = strdup(params->curvea));
#endif
}
if (params->curveb != NULL) {
#ifdef _KERNEL
ret->curveb = kmem_alloc(strlen(params->curveb) + 1, kmflag);
bcopy(params->curveb, ret->curveb, strlen(params->curveb) + 1);
#else
CHECK(ret->curveb = strdup(params->curveb));
#endif
}
if (params->genx != NULL) {
#ifdef _KERNEL
ret->genx = kmem_alloc(strlen(params->genx) + 1, kmflag);
bcopy(params->genx, ret->genx, strlen(params->genx) + 1);
#else
CHECK(ret->genx = strdup(params->genx));
#endif
}
if (params->geny != NULL) {
#ifdef _KERNEL
ret->geny = kmem_alloc(strlen(params->geny) + 1, kmflag);
bcopy(params->geny, ret->geny, strlen(params->geny) + 1);
#else
CHECK(ret->geny = strdup(params->geny));
#endif
}
if (params->order != NULL) {
#ifdef _KERNEL
ret->order = kmem_alloc(strlen(params->order) + 1, kmflag);
bcopy(params->order, ret->order, strlen(params->order) + 1);
#else
CHECK(ret->order = strdup(params->order));
#endif
}
ret->cofactor = params->cofactor;
CLEANUP:
if (res != 1) {
EC_FreeCurveParams(ret);
return NULL;
}
return ret;
}
#undef CHECK
/* Construct ECCurveParams from an ECCurveName */
ECCurveParams *
EC_GetNamedCurveParams(const ECCurveName name, int kmflag)
{
if ((name <= ECCurve_noName) || (ECCurve_pastLastCurve <= name) ||
(ecCurve_map[name] == NULL)) {
return NULL;
} else {
return ECCurveParams_dup(ecCurve_map[name], kmflag);
}
}
/* Free the memory allocated (if any) to an ECCurveParams object. */
void
EC_FreeCurveParams(ECCurveParams * params)
{
if (params == NULL)
return;
if (params->text != NULL)
#ifdef _KERNEL
kmem_free(params->text, strlen(params->text) + 1);
#else
free(params->text);
#endif
if (params->irr != NULL)
#ifdef _KERNEL
kmem_free(params->irr, strlen(params->irr) + 1);
#else
free(params->irr);
#endif
if (params->curvea != NULL)
#ifdef _KERNEL
kmem_free(params->curvea, strlen(params->curvea) + 1);
#else
free(params->curvea);
#endif
if (params->curveb != NULL)
#ifdef _KERNEL
kmem_free(params->curveb, strlen(params->curveb) + 1);
#else
free(params->curveb);
#endif
if (params->genx != NULL)
#ifdef _KERNEL
kmem_free(params->genx, strlen(params->genx) + 1);
#else
free(params->genx);
#endif
if (params->geny != NULL)
#ifdef _KERNEL
kmem_free(params->geny, strlen(params->geny) + 1);
#else
free(params->geny);
#endif
if (params->order != NULL)
#ifdef _KERNEL
kmem_free(params->order, strlen(params->order) + 1);
#else
free(params->order);
#endif
#ifdef _KERNEL
kmem_free(params, sizeof(ECCurveParams));
#else
free(params);
#endif
}
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浏览文件 @ 84f00f3f
/* *********************************************************************
*
* Sun elects to have this file available under and governed by the
* Mozilla Public License Version 1.1 ("MPL") (see
* http://www.mozilla.org/MPL/ for full license text). For the avoidance
* of doubt and subject to the following, Sun also elects to allow
* licensees to use this file under the MPL, the GNU General Public
* License version 2 only or the Lesser General Public License version
* 2.1 only. Any references to the "GNU General Public License version 2
* or later" or "GPL" in the following shall be construed to mean the
* GNU General Public License version 2 only. Any references to the "GNU
* Lesser General Public License version 2.1 or later" or "LGPL" in the
* following shall be construed to mean the GNU Lesser General Public
* License version 2.1 only. However, the following notice accompanied
* the original version of this file:
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is the Netscape security libraries.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1994-2000
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Dr Vipul Gupta <vipul.gupta@sun.com>, Sun Microsystems Laboratories
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
*********************************************************************** */
/*
* Copyright 2007 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _LOGTAB_H
#define _LOGTAB_H
#pragma ident "%Z%%M% %I% %E% SMI"
const float s_logv_2[] = {
0.000000000f, 0.000000000f, 1.000000000f, 0.630929754f, /* 0 1 2 3 */
0.500000000f, 0.430676558f, 0.386852807f, 0.356207187f, /* 4 5 6 7 */
0.333333333f, 0.315464877f, 0.301029996f, 0.289064826f, /* 8 9 10 11 */
0.278942946f, 0.270238154f, 0.262649535f, 0.255958025f, /* 12 13 14 15 */
0.250000000f, 0.244650542f, 0.239812467f, 0.235408913f, /* 16 17 18 19 */
0.231378213f, 0.227670249f, 0.224243824f, 0.221064729f, /* 20 21 22 23 */
0.218104292f, 0.215338279f, 0.212746054f, 0.210309918f, /* 24 25 26 27 */
0.208014598f, 0.205846832f, 0.203795047f, 0.201849087f, /* 28 29 30 31 */
0.200000000f, 0.198239863f, 0.196561632f, 0.194959022f, /* 32 33 34 35 */
0.193426404f, 0.191958720f, 0.190551412f, 0.189200360f, /* 36 37 38 39 */
0.187901825f, 0.186652411f, 0.185449023f, 0.184288833f, /* 40 41 42 43 */
0.183169251f, 0.182087900f, 0.181042597f, 0.180031327f, /* 44 45 46 47 */
0.179052232f, 0.178103594f, 0.177183820f, 0.176291434f, /* 48 49 50 51 */
0.175425064f, 0.174583430f, 0.173765343f, 0.172969690f, /* 52 53 54 55 */
0.172195434f, 0.171441601f, 0.170707280f, 0.169991616f, /* 56 57 58 59 */
0.169293808f, 0.168613099f, 0.167948779f, 0.167300179f, /* 60 61 62 63 */
0.166666667f
};
#endif /* _LOGTAB_H */
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