From d3505e0bcb1d6015c6e70104a2b64dd347565ad1 Mon Sep 17 00:00:00 2001 From: B Stack Date: Thu, 10 Oct 2019 11:40:39 -0400 Subject: moved ffs deps to new repo --- openssl-freefilesync/ec_curve.c | 470 ---------------------------------------- 1 file changed, 470 deletions(-) delete mode 100644 openssl-freefilesync/ec_curve.c (limited to 'openssl-freefilesync/ec_curve.c') diff --git a/openssl-freefilesync/ec_curve.c b/openssl-freefilesync/ec_curve.c deleted file mode 100644 index 58f8f3f..0000000 --- a/openssl-freefilesync/ec_curve.c +++ /dev/null @@ -1,470 +0,0 @@ -/* - * Copyright 2002-2018 The OpenSSL Project Authors. All Rights Reserved. - * Copyright (c) 2002, Oracle and/or its affiliates. All rights reserved - * - * Licensed under the OpenSSL license (the "License"). You may not use - * this file except in compliance with the License. You can obtain a copy - * in the file LICENSE in the source distribution or at - * https://www.openssl.org/source/license.html - */ - -#include -#include "ec_lcl.h" -#include -#include -#include -#include "internal/nelem.h" - -typedef struct { - int field_type, /* either NID_X9_62_prime_field or - * NID_X9_62_characteristic_two_field */ - seed_len, param_len; - unsigned int cofactor; /* promoted to BN_ULONG */ -} EC_CURVE_DATA; - -/* the nist prime curves */ -static const struct { - EC_CURVE_DATA h; - unsigned char data[20 + 28 * 6]; -} _EC_NIST_PRIME_224 = { - { - NID_X9_62_prime_field, 20, 28, 1 - }, - { - /* seed */ - 0xBD, 0x71, 0x34, 0x47, 0x99, 0xD5, 0xC7, 0xFC, 0xDC, 0x45, 0xB5, 0x9F, - 0xA3, 0xB9, 0xAB, 0x8F, 0x6A, 0x94, 0x8B, 0xC5, - /* p */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x01, - /* a */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFE, - /* b */ - 0xB4, 0x05, 0x0A, 0x85, 0x0C, 0x04, 0xB3, 0xAB, 0xF5, 0x41, 0x32, 0x56, - 0x50, 0x44, 0xB0, 0xB7, 0xD7, 0xBF, 0xD8, 0xBA, 0x27, 0x0B, 0x39, 0x43, - 0x23, 0x55, 0xFF, 0xB4, - /* x */ - 0xB7, 0x0E, 0x0C, 0xBD, 0x6B, 0xB4, 0xBF, 0x7F, 0x32, 0x13, 0x90, 0xB9, - 0x4A, 0x03, 0xC1, 0xD3, 0x56, 0xC2, 0x11, 0x22, 0x34, 0x32, 0x80, 0xD6, - 0x11, 0x5C, 0x1D, 0x21, - /* y */ - 0xbd, 0x37, 0x63, 0x88, 0xb5, 0xf7, 0x23, 0xfb, 0x4c, 0x22, 0xdf, 0xe6, - 0xcd, 0x43, 0x75, 0xa0, 0x5a, 0x07, 0x47, 0x64, 0x44, 0xd5, 0x81, 0x99, - 0x85, 0x00, 0x7e, 0x34, - /* order */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0x16, 0xA2, 0xE0, 0xB8, 0xF0, 0x3E, 0x13, 0xDD, 0x29, 0x45, - 0x5C, 0x5C, 0x2A, 0x3D - } -}; - -static const struct { - EC_CURVE_DATA h; - unsigned char data[20 + 48 * 6]; -} _EC_NIST_PRIME_384 = { - { - NID_X9_62_prime_field, 20, 48, 1 - }, - { - /* seed */ - 0xA3, 0x35, 0x92, 0x6A, 0xA3, 0x19, 0xA2, 0x7A, 0x1D, 0x00, 0x89, 0x6A, - 0x67, 0x73, 0xA4, 0x82, 0x7A, 0xCD, 0xAC, 0x73, - /* p */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, - /* a */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFF, 0xFF, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFC, - /* b */ - 0xB3, 0x31, 0x2F, 0xA7, 0xE2, 0x3E, 0xE7, 0xE4, 0x98, 0x8E, 0x05, 0x6B, - 0xE3, 0xF8, 0x2D, 0x19, 0x18, 0x1D, 0x9C, 0x6E, 0xFE, 0x81, 0x41, 0x12, - 0x03, 0x14, 0x08, 0x8F, 0x50, 0x13, 0x87, 0x5A, 0xC6, 0x56, 0x39, 0x8D, - 0x8A, 0x2E, 0xD1, 0x9D, 0x2A, 0x85, 0xC8, 0xED, 0xD3, 0xEC, 0x2A, 0xEF, - /* x */ - 0xAA, 0x87, 0xCA, 0x22, 0xBE, 0x8B, 0x05, 0x37, 0x8E, 0xB1, 0xC7, 0x1E, - 0xF3, 0x20, 0xAD, 0x74, 0x6E, 0x1D, 0x3B, 0x62, 0x8B, 0xA7, 0x9B, 0x98, - 0x59, 0xF7, 0x41, 0xE0, 0x82, 0x54, 0x2A, 0x38, 0x55, 0x02, 0xF2, 0x5D, - 0xBF, 0x55, 0x29, 0x6C, 0x3A, 0x54, 0x5E, 0x38, 0x72, 0x76, 0x0A, 0xB7, - /* y */ - 0x36, 0x17, 0xde, 0x4a, 0x96, 0x26, 0x2c, 0x6f, 0x5d, 0x9e, 0x98, 0xbf, - 0x92, 0x92, 0xdc, 0x29, 0xf8, 0xf4, 0x1d, 0xbd, 0x28, 0x9a, 0x14, 0x7c, - 0xe9, 0xda, 0x31, 0x13, 0xb5, 0xf0, 0xb8, 0xc0, 0x0a, 0x60, 0xb1, 0xce, - 0x1d, 0x7e, 0x81, 0x9d, 0x7a, 0x43, 0x1d, 0x7c, 0x90, 0xea, 0x0e, 0x5f, - /* order */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xC7, 0x63, 0x4D, 0x81, 0xF4, 0x37, 0x2D, 0xDF, 0x58, 0x1A, 0x0D, 0xB2, - 0x48, 0xB0, 0xA7, 0x7A, 0xEC, 0xEC, 0x19, 0x6A, 0xCC, 0xC5, 0x29, 0x73 - } -}; - -static const struct { - EC_CURVE_DATA h; - unsigned char data[20 + 66 * 6]; -} _EC_NIST_PRIME_521 = { - { - NID_X9_62_prime_field, 20, 66, 1 - }, - { - /* seed */ - 0xD0, 0x9E, 0x88, 0x00, 0x29, 0x1C, 0xB8, 0x53, 0x96, 0xCC, 0x67, 0x17, - 0x39, 0x32, 0x84, 0xAA, 0xA0, 0xDA, 0x64, 0xBA, - /* p */ - 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - /* a */ - 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, - /* b */ - 0x00, 0x51, 0x95, 0x3E, 0xB9, 0x61, 0x8E, 0x1C, 0x9A, 0x1F, 0x92, 0x9A, - 0x21, 0xA0, 0xB6, 0x85, 0x40, 0xEE, 0xA2, 0xDA, 0x72, 0x5B, 0x99, 0xB3, - 0x15, 0xF3, 0xB8, 0xB4, 0x89, 0x91, 0x8E, 0xF1, 0x09, 0xE1, 0x56, 0x19, - 0x39, 0x51, 0xEC, 0x7E, 0x93, 0x7B, 0x16, 0x52, 0xC0, 0xBD, 0x3B, 0xB1, - 0xBF, 0x07, 0x35, 0x73, 0xDF, 0x88, 0x3D, 0x2C, 0x34, 0xF1, 0xEF, 0x45, - 0x1F, 0xD4, 0x6B, 0x50, 0x3F, 0x00, - /* x */ - 0x00, 0xC6, 0x85, 0x8E, 0x06, 0xB7, 0x04, 0x04, 0xE9, 0xCD, 0x9E, 0x3E, - 0xCB, 0x66, 0x23, 0x95, 0xB4, 0x42, 0x9C, 0x64, 0x81, 0x39, 0x05, 0x3F, - 0xB5, 0x21, 0xF8, 0x28, 0xAF, 0x60, 0x6B, 0x4D, 0x3D, 0xBA, 0xA1, 0x4B, - 0x5E, 0x77, 0xEF, 0xE7, 0x59, 0x28, 0xFE, 0x1D, 0xC1, 0x27, 0xA2, 0xFF, - 0xA8, 0xDE, 0x33, 0x48, 0xB3, 0xC1, 0x85, 0x6A, 0x42, 0x9B, 0xF9, 0x7E, - 0x7E, 0x31, 0xC2, 0xE5, 0xBD, 0x66, - /* y */ - 0x01, 0x18, 0x39, 0x29, 0x6a, 0x78, 0x9a, 0x3b, 0xc0, 0x04, 0x5c, 0x8a, - 0x5f, 0xb4, 0x2c, 0x7d, 0x1b, 0xd9, 0x98, 0xf5, 0x44, 0x49, 0x57, 0x9b, - 0x44, 0x68, 0x17, 0xaf, 0xbd, 0x17, 0x27, 0x3e, 0x66, 0x2c, 0x97, 0xee, - 0x72, 0x99, 0x5e, 0xf4, 0x26, 0x40, 0xc5, 0x50, 0xb9, 0x01, 0x3f, 0xad, - 0x07, 0x61, 0x35, 0x3c, 0x70, 0x86, 0xa2, 0x72, 0xc2, 0x40, 0x88, 0xbe, - 0x94, 0x76, 0x9f, 0xd1, 0x66, 0x50, - /* order */ - 0x01, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFA, 0x51, 0x86, - 0x87, 0x83, 0xBF, 0x2F, 0x96, 0x6B, 0x7F, 0xCC, 0x01, 0x48, 0xF7, 0x09, - 0xA5, 0xD0, 0x3B, 0xB5, 0xC9, 0xB8, 0x89, 0x9C, 0x47, 0xAE, 0xBB, 0x6F, - 0xB7, 0x1E, 0x91, 0x38, 0x64, 0x09 - } -}; - -static const struct { - EC_CURVE_DATA h; - unsigned char data[20 + 32 * 6]; -} _EC_X9_62_PRIME_256V1 = { - { - NID_X9_62_prime_field, 20, 32, 1 - }, - { - /* seed */ - 0xC4, 0x9D, 0x36, 0x08, 0x86, 0xE7, 0x04, 0x93, 0x6A, 0x66, 0x78, 0xE1, - 0x13, 0x9D, 0x26, 0xB7, 0x81, 0x9F, 0x7E, 0x90, - /* p */ - 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - /* a */ - 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFC, - /* b */ - 0x5A, 0xC6, 0x35, 0xD8, 0xAA, 0x3A, 0x93, 0xE7, 0xB3, 0xEB, 0xBD, 0x55, - 0x76, 0x98, 0x86, 0xBC, 0x65, 0x1D, 0x06, 0xB0, 0xCC, 0x53, 0xB0, 0xF6, - 0x3B, 0xCE, 0x3C, 0x3E, 0x27, 0xD2, 0x60, 0x4B, - /* x */ - 0x6B, 0x17, 0xD1, 0xF2, 0xE1, 0x2C, 0x42, 0x47, 0xF8, 0xBC, 0xE6, 0xE5, - 0x63, 0xA4, 0x40, 0xF2, 0x77, 0x03, 0x7D, 0x81, 0x2D, 0xEB, 0x33, 0xA0, - 0xF4, 0xA1, 0x39, 0x45, 0xD8, 0x98, 0xC2, 0x96, - /* y */ - 0x4f, 0xe3, 0x42, 0xe2, 0xfe, 0x1a, 0x7f, 0x9b, 0x8e, 0xe7, 0xeb, 0x4a, - 0x7c, 0x0f, 0x9e, 0x16, 0x2b, 0xce, 0x33, 0x57, 0x6b, 0x31, 0x5e, 0xce, - 0xcb, 0xb6, 0x40, 0x68, 0x37, 0xbf, 0x51, 0xf5, - /* order */ - 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xBC, 0xE6, 0xFA, 0xAD, 0xA7, 0x17, 0x9E, 0x84, - 0xF3, 0xB9, 0xCA, 0xC2, 0xFC, 0x63, 0x25, 0x51 - } -}; - -static const struct { - EC_CURVE_DATA h; - unsigned char data[0 + 32 * 6]; -} _EC_SECG_PRIME_256K1 = { - { - NID_X9_62_prime_field, 0, 32, 1 - }, - { - /* no seed */ - /* p */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFE, 0xFF, 0xFF, 0xFC, 0x2F, - /* a */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - /* b */ - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, - /* x */ - 0x79, 0xBE, 0x66, 0x7E, 0xF9, 0xDC, 0xBB, 0xAC, 0x55, 0xA0, 0x62, 0x95, - 0xCE, 0x87, 0x0B, 0x07, 0x02, 0x9B, 0xFC, 0xDB, 0x2D, 0xCE, 0x28, 0xD9, - 0x59, 0xF2, 0x81, 0x5B, 0x16, 0xF8, 0x17, 0x98, - /* y */ - 0x48, 0x3a, 0xda, 0x77, 0x26, 0xa3, 0xc4, 0x65, 0x5d, 0xa4, 0xfb, 0xfc, - 0x0e, 0x11, 0x08, 0xa8, 0xfd, 0x17, 0xb4, 0x48, 0xa6, 0x85, 0x54, 0x19, - 0x9c, 0x47, 0xd0, 0x8f, 0xfb, 0x10, 0xd4, 0xb8, - /* order */ - 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, - 0xFF, 0xFF, 0xFF, 0xFE, 0xBA, 0xAE, 0xDC, 0xE6, 0xAF, 0x48, 0xA0, 0x3B, - 0xBF, 0xD2, 0x5E, 0x8C, 0xD0, 0x36, 0x41, 0x41 - } -}; - -typedef struct _ec_list_element_st { - int nid; - const EC_CURVE_DATA *data; - const EC_METHOD *(*meth) (void); - const char *comment; -} ec_list_element; - -static const ec_list_element curve_list[] = { - /* prime field curves */ - /* secg curves */ -#ifndef OPENSSL_NO_EC_NISTP_64_GCC_128 - {NID_secp224r1, &_EC_NIST_PRIME_224.h, EC_GFp_nistp224_method, - "NIST/SECG curve over a 224 bit prime field"}, -#else - {NID_secp224r1, &_EC_NIST_PRIME_224.h, 0, - "NIST/SECG curve over a 224 bit prime field"}, -#endif - {NID_secp256k1, &_EC_SECG_PRIME_256K1.h, 0, - "SECG curve over a 256 bit prime field"}, - /* SECG secp256r1 is the same as X9.62 prime256v1 and hence omitted */ - {NID_secp384r1, &_EC_NIST_PRIME_384.h, 0, - "NIST/SECG curve over a 384 bit prime field"}, -#ifndef OPENSSL_NO_EC_NISTP_64_GCC_128 - {NID_secp521r1, &_EC_NIST_PRIME_521.h, EC_GFp_nistp521_method, - "NIST/SECG curve over a 521 bit prime field"}, -#else - {NID_secp521r1, &_EC_NIST_PRIME_521.h, 0, - "NIST/SECG curve over a 521 bit prime field"}, -#endif - /* X9.62 curves */ - {NID_X9_62_prime256v1, &_EC_X9_62_PRIME_256V1.h, -#if defined(ECP_NISTZ256_ASM) - EC_GFp_nistz256_method, -#elif !defined(OPENSSL_NO_EC_NISTP_64_GCC_128) - EC_GFp_nistp256_method, -#else - 0, -#endif - "X9.62/SECG curve over a 256 bit prime field"}, -}; - -#define curve_list_length OSSL_NELEM(curve_list) - -static EC_GROUP *ec_group_new_from_data(const ec_list_element curve) -{ - EC_GROUP *group = NULL; - EC_POINT *P = NULL; - BN_CTX *ctx = NULL; - BIGNUM *p = NULL, *a = NULL, *b = NULL, *x = NULL, *y = NULL, *order = - NULL; - int ok = 0; - int seed_len, param_len; - const EC_METHOD *meth; - const EC_CURVE_DATA *data; - const unsigned char *params; - - /* If no curve data curve method must handle everything */ - if (curve.data == NULL) - return EC_GROUP_new(curve.meth != NULL ? curve.meth() : NULL); - - if ((ctx = BN_CTX_new()) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_MALLOC_FAILURE); - goto err; - } - - data = curve.data; - seed_len = data->seed_len; - param_len = data->param_len; - params = (const unsigned char *)(data + 1); /* skip header */ - params += seed_len; /* skip seed */ - - if ((p = BN_bin2bn(params + 0 * param_len, param_len, NULL)) == NULL - || (a = BN_bin2bn(params + 1 * param_len, param_len, NULL)) == NULL - || (b = BN_bin2bn(params + 2 * param_len, param_len, NULL)) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_BN_LIB); - goto err; - } - - if (curve.meth != 0) { - meth = curve.meth(); - if (((group = EC_GROUP_new(meth)) == NULL) || - (!(group->meth->group_set_curve(group, p, a, b, ctx)))) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - } else if (data->field_type == NID_X9_62_prime_field) { - if ((group = EC_GROUP_new_curve_GFp(p, a, b, ctx)) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - } -#ifndef OPENSSL_NO_EC2M - else { /* field_type == - * NID_X9_62_characteristic_two_field */ - - if ((group = EC_GROUP_new_curve_GF2m(p, a, b, ctx)) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - } -#endif - - EC_GROUP_set_curve_name(group, curve.nid); - - if ((P = EC_POINT_new(group)) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - - if ((x = BN_bin2bn(params + 3 * param_len, param_len, NULL)) == NULL - || (y = BN_bin2bn(params + 4 * param_len, param_len, NULL)) == NULL) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_BN_LIB); - goto err; - } - if (!EC_POINT_set_affine_coordinates(group, P, x, y, ctx)) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - if ((order = BN_bin2bn(params + 5 * param_len, param_len, NULL)) == NULL - || !BN_set_word(x, (BN_ULONG)data->cofactor)) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_BN_LIB); - goto err; - } - if (!EC_GROUP_set_generator(group, P, order, x)) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - if (seed_len) { - if (!EC_GROUP_set_seed(group, params - seed_len, seed_len)) { - ECerr(EC_F_EC_GROUP_NEW_FROM_DATA, ERR_R_EC_LIB); - goto err; - } - } - ok = 1; - err: - if (!ok) { - EC_GROUP_free(group); - group = NULL; - } - EC_POINT_free(P); - BN_CTX_free(ctx); - BN_free(p); - BN_free(a); - BN_free(b); - BN_free(order); - BN_free(x); - BN_free(y); - return group; -} - -EC_GROUP *EC_GROUP_new_by_curve_name(int nid) -{ - size_t i; - EC_GROUP *ret = NULL; - - if (nid <= 0) - return NULL; - - for (i = 0; i < curve_list_length; i++) - if (curve_list[i].nid == nid) { - ret = ec_group_new_from_data(curve_list[i]); - break; - } - - if (ret == NULL) { - ECerr(EC_F_EC_GROUP_NEW_BY_CURVE_NAME, EC_R_UNKNOWN_GROUP); - return NULL; - } - - return ret; -} - -size_t EC_get_builtin_curves(EC_builtin_curve *r, size_t nitems) -{ - size_t i, min; - - if (r == NULL || nitems == 0) - return curve_list_length; - - min = nitems < curve_list_length ? nitems : curve_list_length; - - for (i = 0; i < min; i++) { - r[i].nid = curve_list[i].nid; - r[i].comment = curve_list[i].comment; - } - - return curve_list_length; -} - -/* Functions to translate between common NIST curve names and NIDs */ - -typedef struct { - const char *name; /* NIST Name of curve */ - int nid; /* Curve NID */ -} EC_NIST_NAME; - -static EC_NIST_NAME nist_curves[] = { - {"B-163", NID_sect163r2}, - {"B-233", NID_sect233r1}, - {"B-283", NID_sect283r1}, - {"B-409", NID_sect409r1}, - {"B-571", NID_sect571r1}, - {"K-163", NID_sect163k1}, - {"K-233", NID_sect233k1}, - {"K-283", NID_sect283k1}, - {"K-409", NID_sect409k1}, - {"K-571", NID_sect571k1}, - {"P-192", NID_X9_62_prime192v1}, - {"P-224", NID_secp224r1}, - {"P-256", NID_X9_62_prime256v1}, - {"P-384", NID_secp384r1}, - {"P-521", NID_secp521r1} -}; - -const char *EC_curve_nid2nist(int nid) -{ - size_t i; - for (i = 0; i < OSSL_NELEM(nist_curves); i++) { - if (nist_curves[i].nid == nid) - return nist_curves[i].name; - } - return NULL; -} - -int EC_curve_nist2nid(const char *name) -{ - size_t i; - for (i = 0; i < OSSL_NELEM(nist_curves); i++) { - if (strcmp(nist_curves[i].name, name) == 0) - return nist_curves[i].nid; - } - return NID_undef; -} -- cgit