From 15abbcd740eafbf2a46b5da24be76acf4982743d Mon Sep 17 00:00:00 2001 From: Yashpal Dutta Date: Tue, 11 Mar 2014 05:56:54 +0545 Subject: [PATCH 05/26] ECC Support header for Cryptodev Engine Upstream-status: Pending Signed-off-by: Yashpal Dutta --- crypto/engine/eng_cryptodev_ec.h | 296 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 296 insertions(+) create mode 100644 crypto/engine/eng_cryptodev_ec.h diff --git a/crypto/engine/eng_cryptodev_ec.h b/crypto/engine/eng_cryptodev_ec.h new file mode 100644 index 0000000..77aee71 --- /dev/null +++ b/crypto/engine/eng_cryptodev_ec.h @@ -0,0 +1,296 @@ +/* + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * + * 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. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 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 AUTHOR 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. + */ +#ifndef __ENG_EC_H +#define __ENG_EC_H + +#define SPCF_CPARAM_INIT(X,...) \ +static unsigned char X##_c[] = {__VA_ARGS__} \ + +#define SPCF_FREE_BN(X) do { if(X) { BN_clear_free(X); X = NULL; } } while (0) + +#define SPCF_COPY_CPARAMS(NIDBUF) \ + do { \ + memcpy (buf, NIDBUF, buf_len); \ + } while (0) + +#define SPCF_CPARAM_CASE(X) \ + case NID_##X: \ + SPCF_COPY_CPARAMS(X##_c); \ + break + +SPCF_CPARAM_INIT(sect113r1, 0x01, 0x73, 0xE8, 0x34, 0xAF, 0x28, 0xEC, 0x76, + 0xCB, 0x83, 0xBD, 0x8D, 0xFE, 0xB2, 0xD5); +SPCF_CPARAM_INIT(sect113r2, 0x00, 0x54, 0xD9, 0xF0, 0x39, 0x57, 0x17, 0x4A, + 0x32, 0x32, 0x91, 0x67, 0xD7, 0xFE, 0x71); +SPCF_CPARAM_INIT(sect131r1, 0x03, 0xDB, 0x89, 0xB4, 0x05, 0xE4, 0x91, 0x16, + 0x0E, 0x3B, 0x2F, 0x07, 0xB0, 0xCE, 0x20, 0xB3, 0x7E); +SPCF_CPARAM_INIT(sect131r2, 0x07, 0xCB, 0xB9, 0x92, 0x0D, 0x71, 0xA4, 0x8E, + 0x09, 0x9C, 0x38, 0xD7, 0x1D, 0xA6, 0x49, 0x0E, 0xB1); +SPCF_CPARAM_INIT(sect163k1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(sect163r1, 0x05, 0xED, 0x40, 0x3E, 0xD5, 0x8E, 0xB4, 0x5B, + 0x1C, 0xCE, 0xCA, 0x0F, 0x4F, 0x61, 0x65, 0x55, 0x49, 0x86, + 0x1B, 0xE0, 0x52); +SPCF_CPARAM_INIT(sect163r2, 0x07, 0x2C, 0x4E, 0x1E, 0xF7, 0xCB, 0x2F, 0x3A, + 0x03, 0x5D, 0x33, 0x10, 0x42, 0x94, 0x15, 0x96, 0x09, 0x13, + 0x8B, 0xB4, 0x04); +SPCF_CPARAM_INIT(sect193r1, 0x01, 0x67, 0xB3, 0x5E, 0xB4, 0x31, 0x3F, 0x26, + 0x3D, 0x0F, 0x7A, 0x3D, 0x50, 0x36, 0xF0, 0xA0, 0xA3, 0xC9, + 0x80, 0xD4, 0x0E, 0x5A, 0x05, 0x3E, 0xD2); +SPCF_CPARAM_INIT(sect193r2, 0x00, 0x69, 0x89, 0xFE, 0x6B, 0xFE, 0x30, 0xED, + 0xDC, 0x32, 0x44, 0x26, 0x9F, 0x3A, 0xAD, 0x18, 0xD6, 0x6C, + 0xF3, 0xDB, 0x3E, 0x33, 0x02, 0xFA, 0xA8); +SPCF_CPARAM_INIT(sect233k1, 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, 0x01); +SPCF_CPARAM_INIT(sect233r1, 0x00, 0x07, 0xD5, 0xEF, 0x43, 0x89, 0xDF, 0xF1, + 0x1E, 0xCD, 0xBA, 0x39, 0xC3, 0x09, 0x70, 0xD3, 0xCE, 0x35, + 0xCE, 0xBB, 0xA5, 0x84, 0x73, 0xF6, 0x4B, 0x4D, 0xC0, 0xF2, + 0x68, 0x6C); +SPCF_CPARAM_INIT(sect239k1, 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, 0x01); +SPCF_CPARAM_INIT(sect283k1, 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, 0x00, 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(sect283r1, 0x03, 0xD8, 0xC9, 0x3D, 0x3B, 0x0E, 0xA8, 0x1D, + 0x92, 0x94, 0x03, 0x4D, 0x7E, 0xE3, 0x13, 0x5D, 0x0A, 0xC5, + 0xFC, 0x8D, 0x9C, 0xB0, 0x27, 0x6F, 0x72, 0x11, 0xF8, 0x80, + 0xF0, 0xD8, 0x1C, 0xA4, 0xC6, 0xE8, 0x7B, 0x38); +SPCF_CPARAM_INIT(sect409k1, 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, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(sect409r1, 0x01, 0x49, 0xB8, 0xB7, 0xBE, 0xBD, 0x9B, 0x63, + 0x65, 0x3E, 0xF1, 0xCD, 0x8C, 0x6A, 0x5D, 0xD1, 0x05, 0xA2, + 0xAA, 0xAC, 0x36, 0xFE, 0x2E, 0xAE, 0x43, 0xCF, 0x28, 0xCE, + 0x1C, 0xB7, 0xC8, 0x30, 0xC1, 0xEC, 0xDB, 0xFA, 0x41, 0x3A, + 0xB0, 0x7F, 0xE3, 0x5A, 0x57, 0x81, 0x1A, 0xE4, 0xF8, 0x8D, + 0x30, 0xAC, 0x63, 0xFB); +SPCF_CPARAM_INIT(sect571k1, 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, 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, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(sect571r1, 0x06, 0x39, 0x5D, 0xB2, 0x2A, 0xB5, 0x94, 0xB1, + 0x86, 0x8C, 0xED, 0x95, 0x25, 0x78, 0xB6, 0x53, 0x9F, 0xAB, + 0xA6, 0x94, 0x06, 0xD9, 0xB2, 0x98, 0x61, 0x23, 0xA1, 0x85, + 0xC8, 0x58, 0x32, 0xE2, 0x5F, 0xD5, 0xB6, 0x38, 0x33, 0xD5, + 0x14, 0x42, 0xAB, 0xF1, 0xA9, 0xC0, 0x5F, 0xF0, 0xEC, 0xBD, + 0x88, 0xD7, 0xF7, 0x79, 0x97, 0xF4, 0xDC, 0x91, 0x56, 0xAA, + 0xF1, 0xCE, 0x08, 0x16, 0x46, 0x86, 0xDD, 0xFF, 0x75, 0x11, + 0x6F, 0xBC, 0x9A, 0x7A); +SPCF_CPARAM_INIT(X9_62_c2pnb163v1, 0x04, 0x53, 0xE1, 0xE4, 0xB7, 0x29, 0x1F, + 0x5C, 0x2D, 0x53, 0xCE, 0x18, 0x48, 0x3F, 0x00, 0x70, 0x81, + 0xE7, 0xEA, 0x26, 0xEC); +SPCF_CPARAM_INIT(X9_62_c2pnb163v2, 0x04, 0x35, 0xC0, 0x19, 0x66, 0x0E, 0x01, + 0x01, 0xBA, 0x87, 0x0C, 0xA3, 0x9F, 0xD9, 0xA7, 0x76, 0x86, + 0x50, 0x9D, 0x28, 0x13); +SPCF_CPARAM_INIT(X9_62_c2pnb163v3, 0x06, 0x55, 0xC4, 0x54, 0xE4, 0x1E, 0x38, + 0x0C, 0x7A, 0x60, 0xB6, 0x67, 0x9A, 0x5B, 0x7A, 0x3F, 0x3A, + 0xF6, 0x8E, 0x22, 0xC5); +SPCF_CPARAM_INIT(X9_62_c2pnb176v1, 0x00, 0x69, 0xF7, 0xDA, 0x36, 0x19, 0xA7, + 0x42, 0xA3, 0x82, 0xFF, 0x05, 0x08, 0x8F, 0xD3, 0x99, 0x42, + 0xCA, 0x0F, 0x1D, 0x90, 0xB6, 0x5B); +SPCF_CPARAM_INIT(X9_62_c2tnb191v1, 0x4C, 0x45, 0x25, 0xAB, 0x0B, 0x68, 0x4A, + 0x64, 0x44, 0x62, 0x0A, 0x86, 0x45, 0xEF, 0x54, 0x6D, 0x54, + 0x69, 0x39, 0x68, 0xC2, 0xAE, 0x84, 0xAC); +SPCF_CPARAM_INIT(X9_62_c2tnb191v2, 0x03, 0x7C, 0x8F, 0x57, 0xA2, 0x25, 0xC7, + 0xB3, 0xD4, 0xED, 0xD5, 0x88, 0x0F, 0x38, 0x0A, 0xCC, 0x55, + 0x74, 0xEC, 0xB3, 0x6C, 0x9F, 0x51, 0x21); +SPCF_CPARAM_INIT(X9_62_c2tnb191v3, 0x37, 0x39, 0xFF, 0x98, 0xB4, 0xD1, 0x69, + 0x3E, 0xCF, 0x52, 0x7A, 0x98, 0x51, 0xED, 0xCF, 0x99, 0x9D, + 0x9E, 0x75, 0x05, 0x43, 0x33, 0x43, 0x24); +SPCF_CPARAM_INIT(X9_62_c2pnb208w1, 0x00, 0xDB, 0x05, 0x3C, 0x41, 0x76, 0xCC, + 0x1D, 0xA1, 0x27, 0x85, 0x2C, 0xA6, 0xD9, 0x88, 0xBE, 0x1A, + 0xCC, 0xD1, 0x5B, 0x2A, 0xC1, 0xC1, 0x07, 0x42, 0x57, 0x34); +SPCF_CPARAM_INIT(X9_62_c2tnb239v1, 0x24, 0x59, 0xFC, 0xF4, 0x51, 0x7B, 0xC5, + 0xA6, 0xB9, 0x9B, 0xE5, 0xC6, 0xC5, 0x62, 0x85, 0xC0, 0x21, + 0xFE, 0x32, 0xEE, 0x2B, 0x6F, 0x1C, 0x22, 0xEA, 0x5B, 0xE1, + 0xB8, 0x4B, 0x93); +SPCF_CPARAM_INIT(X9_62_c2tnb239v2, 0x64, 0x98, 0x84, 0x19, 0x3B, 0x56, 0x2D, + 0x4A, 0x50, 0xB4, 0xFA, 0x56, 0x34, 0xE0, 0x34, 0x41, 0x3F, + 0x94, 0xC4, 0x59, 0xDA, 0x7C, 0xDB, 0x16, 0x64, 0x9D, 0xDD, + 0xF7, 0xE6, 0x0A); +SPCF_CPARAM_INIT(X9_62_c2tnb239v3, 0x32, 0x63, 0x2E, 0x65, 0x2B, 0xEE, 0x91, + 0xC2, 0xE4, 0xA2, 0xF5, 0x42, 0xA3, 0x2D, 0x67, 0xA8, 0xB5, + 0xB4, 0x5F, 0x21, 0xA0, 0x81, 0x02, 0xFB, 0x1F, 0x2A, 0xFB, + 0xB6, 0xAC, 0xDA); +SPCF_CPARAM_INIT(X9_62_c2pnb272w1, 0x00, 0xDA, 0x7B, 0x60, 0x28, 0xF4, 0xC8, + 0x09, 0xA0, 0xB9, 0x78, 0x81, 0xC3, 0xA5, 0x7E, 0x4D, 0x71, + 0x81, 0x34, 0xD1, 0x3F, 0xEC, 0xE0, 0x90, 0x85, 0x8A, 0xC3, + 0x1A, 0xE2, 0xDC, 0x2E, 0xDF, 0x8E, 0x3C, 0x8B); +SPCF_CPARAM_INIT(X9_62_c2pnb304w1, 0x00, 0x3C, 0x67, 0xB4, 0x07, 0xC6, 0xF3, + 0x3F, 0x81, 0x0B, 0x17, 0xDC, 0x16, 0xE2, 0x14, 0x8A, 0x2C, + 0x9C, 0xE2, 0x9D, 0x56, 0x05, 0x23, 0x69, 0x6A, 0x55, 0x93, + 0x8A, 0x15, 0x40, 0x81, 0xE3, 0xE3, 0xAE, 0xFB, 0xCE, 0x45, + 0x70, 0xC9); +SPCF_CPARAM_INIT(X9_62_c2tnb359v1, 0x22, 0x39, 0xAA, 0x58, 0x4A, 0xC5, 0x9A, + 0xF9, 0x61, 0xD0, 0xFA, 0x2D, 0x52, 0x85, 0xB6, 0xFD, 0xF7, + 0x34, 0x9B, 0xC6, 0x0E, 0x91, 0xE3, 0x20, 0xF4, 0x71, 0x64, + 0xCE, 0x11, 0xF5, 0x18, 0xEF, 0xB4, 0xC0, 0x8B, 0x9B, 0xDA, + 0x99, 0x9A, 0x8A, 0x37, 0xF8, 0x2A, 0x22, 0x61); +SPCF_CPARAM_INIT(X9_62_c2pnb368w1, 0x00, 0xC0, 0x6C, 0xCF, 0x42, 0x89, 0x3A, + 0x8A, 0xAA, 0x00, 0x1E, 0x0B, 0xC0, 0xD2, 0xA2, 0x27, 0x66, + 0xEF, 0x3E, 0x41, 0x88, 0x7C, 0xC6, 0x77, 0x6F, 0x4A, 0x04, + 0x1E, 0xE4, 0x45, 0x14, 0xB2, 0x0A, 0xFC, 0x4E, 0x5C, 0x30, + 0x40, 0x60, 0x06, 0x5B, 0xC8, 0xD6, 0xCF, 0x04, 0xD3, 0x25); +SPCF_CPARAM_INIT(X9_62_c2tnb431r1, 0x64, 0xF5, 0xBB, 0xE9, 0xBB, 0x31, 0x66, + 0xA3, 0xA0, 0x2F, 0x2F, 0x22, 0xBF, 0x05, 0xD9, 0xF7, 0xDA, + 0x43, 0xEE, 0x70, 0xC1, 0x79, 0x03, 0x15, 0x2B, 0x70, 0xA0, + 0xB4, 0x25, 0x9B, 0xD2, 0xFC, 0xB2, 0x20, 0x3B, 0x7F, 0xB8, + 0xD3, 0x39, 0x4E, 0x20, 0xEB, 0x0E, 0xA9, 0x84, 0xDD, 0xB1, + 0xE1, 0xF1, 0x4C, 0x67, 0xB1, 0x36, 0x2B); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls1, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls3, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x01); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls4, 0x01, 0x73, 0xE8, 0x34, 0xAF, 0x28, + 0xEC, 0x76, 0xCB, 0x83, 0xBD, 0x8D, 0xFE, 0xB2, 0xD5); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls5, 0x04, 0x53, 0xE1, 0xE4, 0xB7, 0x29, + 0x1F, 0x5C, 0x2D, 0x53, 0xCE, 0x18, 0x48, 0x3F, 0x00, 0x70, + 0x81, 0xE7, 0xEA, 0x26, 0xEC); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls10, 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, 0x01); +SPCF_CPARAM_INIT(wap_wsg_idm_ecid_wtls11, 0x00, 0x07, 0xD5, 0xEF, 0x43, 0x89, + 0xDF, 0xF1, 0x1E, 0xCD, 0xBA, 0x39, 0xC3, 0x09, 0x70, 0xD3, + 0xCE, 0x35, 0xCE, 0xBB, 0xA5, 0x84, 0x73, 0xF6, 0x4B, 0x4D, + 0xC0, 0xF2, 0x68, 0x6C); +/* Oakley curve #3 over 155 bit binary filed */ +SPCF_CPARAM_INIT(ipsec3, 0x00, 0x31, 0x10, 0x00, 0x00, 0x02, 0x23, 0xA0, 0x00, + 0xC4, 0x47, 0x40, 0x00, 0x08, 0x8E, 0x80, 0x00, 0x11, 0x1D, + 0x1D); +/* Oakley curve #4 over 185 bit binary filed */ +SPCF_CPARAM_INIT(ipsec4, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30, 0x00, 0x00, + 0x01, 0x80, 0x00, 0xC0, 0x0C, 0x00, 0x00, 0x00, 0x63, 0x80, + 0x30, 0x00, 0x1C, 0x00, 0x09); + +static inline int +eng_ec_get_cparam(int nid, unsigned char *buf, unsigned int buf_len) +{ + int ret = 0; + switch (nid) { + SPCF_CPARAM_CASE(sect113r1); + SPCF_CPARAM_CASE(sect113r2); + SPCF_CPARAM_CASE(sect131r1); + SPCF_CPARAM_CASE(sect131r2); + SPCF_CPARAM_CASE(sect163k1); + SPCF_CPARAM_CASE(sect163r1); + SPCF_CPARAM_CASE(sect163r2); + SPCF_CPARAM_CASE(sect193r1); + SPCF_CPARAM_CASE(sect193r2); + SPCF_CPARAM_CASE(sect233k1); + SPCF_CPARAM_CASE(sect233r1); + SPCF_CPARAM_CASE(sect239k1); + SPCF_CPARAM_CASE(sect283k1); + SPCF_CPARAM_CASE(sect283r1); + SPCF_CPARAM_CASE(sect409k1); + SPCF_CPARAM_CASE(sect409r1); + SPCF_CPARAM_CASE(sect571k1); + SPCF_CPARAM_CASE(sect571r1); + SPCF_CPARAM_CASE(X9_62_c2pnb163v1); + SPCF_CPARAM_CASE(X9_62_c2pnb163v2); + SPCF_CPARAM_CASE(X9_62_c2pnb163v3); + SPCF_CPARAM_CASE(X9_62_c2pnb176v1); + SPCF_CPARAM_CASE(X9_62_c2tnb191v1); + SPCF_CPARAM_CASE(X9_62_c2tnb191v2); + SPCF_CPARAM_CASE(X9_62_c2tnb191v3); + SPCF_CPARAM_CASE(X9_62_c2pnb208w1); + SPCF_CPARAM_CASE(X9_62_c2tnb239v1); + SPCF_CPARAM_CASE(X9_62_c2tnb239v2); + SPCF_CPARAM_CASE(X9_62_c2tnb239v3); + SPCF_CPARAM_CASE(X9_62_c2pnb272w1); + SPCF_CPARAM_CASE(X9_62_c2pnb304w1); + SPCF_CPARAM_CASE(X9_62_c2tnb359v1); + SPCF_CPARAM_CASE(X9_62_c2pnb368w1); + SPCF_CPARAM_CASE(X9_62_c2tnb431r1); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls1); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls3); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls4); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls5); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls10); + SPCF_CPARAM_CASE(wap_wsg_idm_ecid_wtls11); + /* Oakley curve #3 over 155 bit binary filed */ + SPCF_CPARAM_CASE(ipsec3); + /* Oakley curve #4 over 185 bit binary filed */ + SPCF_CPARAM_CASE(ipsec4); + default: + ret = -EINVAL; + break; + } + return ret; +} + +/* Copies the curve points to a flat buffer with appropriate padding */ +static inline unsigned char *eng_copy_curve_points(BIGNUM * x, BIGNUM * y, + int xy_len, int crv_len) +{ + unsigned char *xy = NULL; + int len1 = 0, len2 = 0; + + len1 = BN_num_bytes(x); + len2 = BN_num_bytes(y); + + if (!(xy = malloc(xy_len))) { + return NULL; + } + + memset(xy, 0, xy_len); + + if (len1 < crv_len) { + if (!BN_is_zero(x)) + BN_bn2bin(x, xy + (crv_len - len1)); + } else { + BN_bn2bin(x, xy); + } + + if (len2 < crv_len) { + if (!BN_is_zero(y)) + BN_bn2bin(y, xy+crv_len+(crv_len-len2)); + } else { + BN_bn2bin(y, xy+crv_len); + } + + return xy; +} + +enum curve_t { + DISCRETE_LOG, + ECC_PRIME, + ECC_BINARY, + MAX_ECC_TYPE +}; +#endif -- 2.3.5