From 5fc5d37330d3535a0f421632694d1e7918fc22d7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Parm=C3=A9nides=20GV?= Date: Tue, 8 Apr 2014 11:38:09 +0200 Subject: Compiles correctly: app/build-native + gradle. --- app/openssl/crypto/ec/ecp_nist.c | 210 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 210 insertions(+) create mode 100644 app/openssl/crypto/ec/ecp_nist.c (limited to 'app/openssl/crypto/ec/ecp_nist.c') diff --git a/app/openssl/crypto/ec/ecp_nist.c b/app/openssl/crypto/ec/ecp_nist.c new file mode 100644 index 00000000..2a5682ea --- /dev/null +++ b/app/openssl/crypto/ec/ecp_nist.c @@ -0,0 +1,210 @@ +/* crypto/ec/ecp_nist.c */ +/* + * Written by Nils Larsch for the OpenSSL project. + */ +/* ==================================================================== + * Copyright (c) 1998-2003 The OpenSSL Project. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * + * 3. All advertising materials mentioning features or use of this + * software must display the following acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" + * + * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to + * endorse or promote products derived from this software without + * prior written permission. For written permission, please contact + * openssl-core@openssl.org. + * + * 5. Products derived from this software may not be called "OpenSSL" + * nor may "OpenSSL" appear in their names without prior written + * permission of the OpenSSL Project. + * + * 6. Redistributions of any form whatsoever must retain the following + * acknowledgment: + * "This product includes software developed by the OpenSSL Project + * for use in the OpenSSL Toolkit (http://www.openssl.org/)" + * + * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY + * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR + * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT + * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED + * OF THE POSSIBILITY OF SUCH DAMAGE. + * ==================================================================== + * + * This product includes cryptographic software written by Eric Young + * (eay@cryptsoft.com). This product includes software written by Tim + * Hudson (tjh@cryptsoft.com). + * + */ +/* ==================================================================== + * Copyright 2002 Sun Microsystems, Inc. ALL RIGHTS RESERVED. + * Portions of this software developed by SUN MICROSYSTEMS, INC., + * and contributed to the OpenSSL project. + */ + +#include + +#include +#include +#include "ec_lcl.h" + +const EC_METHOD *EC_GFp_nist_method(void) + { + static const EC_METHOD ret = { + NID_X9_62_prime_field, + ec_GFp_simple_group_init, + ec_GFp_simple_group_finish, + ec_GFp_simple_group_clear_finish, + ec_GFp_nist_group_copy, + ec_GFp_nist_group_set_curve, + ec_GFp_simple_group_get_curve, + ec_GFp_simple_group_get_degree, + ec_GFp_simple_group_check_discriminant, + ec_GFp_simple_point_init, + ec_GFp_simple_point_finish, + ec_GFp_simple_point_clear_finish, + ec_GFp_simple_point_copy, + ec_GFp_simple_point_set_to_infinity, + ec_GFp_simple_set_Jprojective_coordinates_GFp, + ec_GFp_simple_get_Jprojective_coordinates_GFp, + ec_GFp_simple_point_set_affine_coordinates, + ec_GFp_simple_point_get_affine_coordinates, + ec_GFp_simple_set_compressed_coordinates, + ec_GFp_simple_point2oct, + ec_GFp_simple_oct2point, + ec_GFp_simple_add, + ec_GFp_simple_dbl, + ec_GFp_simple_invert, + ec_GFp_simple_is_at_infinity, + ec_GFp_simple_is_on_curve, + ec_GFp_simple_cmp, + ec_GFp_simple_make_affine, + ec_GFp_simple_points_make_affine, + 0 /* mul */, + 0 /* precompute_mult */, + 0 /* have_precompute_mult */, + ec_GFp_nist_field_mul, + ec_GFp_nist_field_sqr, + 0 /* field_div */, + 0 /* field_encode */, + 0 /* field_decode */, + 0 /* field_set_to_one */ }; + + return &ret; + } + +int ec_GFp_nist_group_copy(EC_GROUP *dest, const EC_GROUP *src) + { + dest->field_mod_func = src->field_mod_func; + + return ec_GFp_simple_group_copy(dest, src); + } + +int ec_GFp_nist_group_set_curve(EC_GROUP *group, const BIGNUM *p, + const BIGNUM *a, const BIGNUM *b, BN_CTX *ctx) + { + int ret = 0; + BN_CTX *new_ctx = NULL; + BIGNUM *tmp_bn; + + if (ctx == NULL) + if ((ctx = new_ctx = BN_CTX_new()) == NULL) return 0; + + BN_CTX_start(ctx); + if ((tmp_bn = BN_CTX_get(ctx)) == NULL) goto err; + + if (BN_ucmp(BN_get0_nist_prime_192(), p) == 0) + group->field_mod_func = BN_nist_mod_192; + else if (BN_ucmp(BN_get0_nist_prime_224(), p) == 0) + group->field_mod_func = BN_nist_mod_224; + else if (BN_ucmp(BN_get0_nist_prime_256(), p) == 0) + group->field_mod_func = BN_nist_mod_256; + else if (BN_ucmp(BN_get0_nist_prime_384(), p) == 0) + group->field_mod_func = BN_nist_mod_384; + else if (BN_ucmp(BN_get0_nist_prime_521(), p) == 0) + group->field_mod_func = BN_nist_mod_521; + else + { + ECerr(EC_F_EC_GFP_NIST_GROUP_SET_CURVE, EC_R_NOT_A_NIST_PRIME); + goto err; + } + + ret = ec_GFp_simple_group_set_curve(group, p, a, b, ctx); + + err: + BN_CTX_end(ctx); + if (new_ctx != NULL) + BN_CTX_free(new_ctx); + return ret; + } + + +int ec_GFp_nist_field_mul(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, + const BIGNUM *b, BN_CTX *ctx) + { + int ret=0; + BN_CTX *ctx_new=NULL; + + if (!group || !r || !a || !b) + { + ECerr(EC_F_EC_GFP_NIST_FIELD_MUL, ERR_R_PASSED_NULL_PARAMETER); + goto err; + } + if (!ctx) + if ((ctx_new = ctx = BN_CTX_new()) == NULL) goto err; + + if (!BN_mul(r, a, b, ctx)) goto err; + if (!group->field_mod_func(r, r, &group->field, ctx)) + goto err; + + ret=1; +err: + if (ctx_new) + BN_CTX_free(ctx_new); + return ret; + } + + +int ec_GFp_nist_field_sqr(const EC_GROUP *group, BIGNUM *r, const BIGNUM *a, + BN_CTX *ctx) + { + int ret=0; + BN_CTX *ctx_new=NULL; + + if (!group || !r || !a) + { + ECerr(EC_F_EC_GFP_NIST_FIELD_SQR, EC_R_PASSED_NULL_PARAMETER); + goto err; + } + if (!ctx) + if ((ctx_new = ctx = BN_CTX_new()) == NULL) goto err; + + if (!BN_sqr(r, a, ctx)) goto err; + if (!group->field_mod_func(r, r, &group->field, ctx)) + goto err; + + ret=1; +err: + if (ctx_new) + BN_CTX_free(ctx_new); + return ret; + } -- cgit v1.2.3