wolfssl-examples/pkcs11/pkcs11_rsa.c

493 lines
19 KiB
C

/* pkcs11_rsa.c
*
* Copyright (C) 2006-2025 wolfSSL Inc.
*
* This file is part of wolfSSL.
*
* wolfSSL is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* wolfSSL is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1335, USA
*/
#include <wolfssl/options.h>
#include <wolfssl/wolfcrypt/settings.h>
#include <wolfssl/wolfcrypt/wc_pkcs11.h>
#include <wolfssl/wolfcrypt/asn_public.h>
#include <wolfssl/wolfcrypt/error-crypt.h>
#include <wolfssl/wolfcrypt/logging.h>
#ifndef NO_RSA
static const unsigned char client_key_der_2048[] =
{
0x30, 0x82, 0x04, 0xA4, 0x02, 0x01, 0x00, 0x02, 0x82, 0x01,
0x01, 0x00, 0xC3, 0x03, 0xD1, 0x2B, 0xFE, 0x39, 0xA4, 0x32,
0x45, 0x3B, 0x53, 0xC8, 0x84, 0x2B, 0x2A, 0x7C, 0x74, 0x9A,
0xBD, 0xAA, 0x2A, 0x52, 0x07, 0x47, 0xD6, 0xA6, 0x36, 0xB2,
0x07, 0x32, 0x8E, 0xD0, 0xBA, 0x69, 0x7B, 0xC6, 0xC3, 0x44,
0x9E, 0xD4, 0x81, 0x48, 0xFD, 0x2D, 0x68, 0xA2, 0x8B, 0x67,
0xBB, 0xA1, 0x75, 0xC8, 0x36, 0x2C, 0x4A, 0xD2, 0x1B, 0xF7,
0x8B, 0xBA, 0xCF, 0x0D, 0xF9, 0xEF, 0xEC, 0xF1, 0x81, 0x1E,
0x7B, 0x9B, 0x03, 0x47, 0x9A, 0xBF, 0x65, 0xCC, 0x7F, 0x65,
0x24, 0x69, 0xA6, 0xE8, 0x14, 0x89, 0x5B, 0xE4, 0x34, 0xF7,
0xC5, 0xB0, 0x14, 0x93, 0xF5, 0x67, 0x7B, 0x3A, 0x7A, 0x78,
0xE1, 0x01, 0x56, 0x56, 0x91, 0xA6, 0x13, 0x42, 0x8D, 0xD2,
0x3C, 0x40, 0x9C, 0x4C, 0xEF, 0xD1, 0x86, 0xDF, 0x37, 0x51,
0x1B, 0x0C, 0xA1, 0x3B, 0xF5, 0xF1, 0xA3, 0x4A, 0x35, 0xE4,
0xE1, 0xCE, 0x96, 0xDF, 0x1B, 0x7E, 0xBF, 0x4E, 0x97, 0xD0,
0x10, 0xE8, 0xA8, 0x08, 0x30, 0x81, 0xAF, 0x20, 0x0B, 0x43,
0x14, 0xC5, 0x74, 0x67, 0xB4, 0x32, 0x82, 0x6F, 0x8D, 0x86,
0xC2, 0x88, 0x40, 0x99, 0x36, 0x83, 0xBA, 0x1E, 0x40, 0x72,
0x22, 0x17, 0xD7, 0x52, 0x65, 0x24, 0x73, 0xB0, 0xCE, 0xEF,
0x19, 0xCD, 0xAE, 0xFF, 0x78, 0x6C, 0x7B, 0xC0, 0x12, 0x03,
0xD4, 0x4E, 0x72, 0x0D, 0x50, 0x6D, 0x3B, 0xA3, 0x3B, 0xA3,
0x99, 0x5E, 0x9D, 0xC8, 0xD9, 0x0C, 0x85, 0xB3, 0xD9, 0x8A,
0xD9, 0x54, 0x26, 0xDB, 0x6D, 0xFA, 0xAC, 0xBB, 0xFF, 0x25,
0x4C, 0xC4, 0xD1, 0x79, 0xF4, 0x71, 0xD3, 0x86, 0x40, 0x18,
0x13, 0xB0, 0x63, 0xB5, 0x72, 0x4E, 0x30, 0xC4, 0x97, 0x84,
0x86, 0x2D, 0x56, 0x2F, 0xD7, 0x15, 0xF7, 0x7F, 0xC0, 0xAE,
0xF5, 0xFC, 0x5B, 0xE5, 0xFB, 0xA1, 0xBA, 0xD3, 0x02, 0x03,
0x01, 0x00, 0x01, 0x02, 0x82, 0x01, 0x01, 0x00, 0xA2, 0xE6,
0xD8, 0x5F, 0x10, 0x71, 0x64, 0x08, 0x9E, 0x2E, 0x6D, 0xD1,
0x6D, 0x1E, 0x85, 0xD2, 0x0A, 0xB1, 0x8C, 0x47, 0xCE, 0x2C,
0x51, 0x6A, 0xA0, 0x12, 0x9E, 0x53, 0xDE, 0x91, 0x4C, 0x1D,
0x6D, 0xEA, 0x59, 0x7B, 0xF2, 0x77, 0xAA, 0xD9, 0xC6, 0xD9,
0x8A, 0xAB, 0xD8, 0xE1, 0x16, 0xE4, 0x63, 0x26, 0xFF, 0xB5,
0x6C, 0x13, 0x59, 0xB8, 0xE3, 0xA5, 0xC8, 0x72, 0x17, 0x2E,
0x0C, 0x9F, 0x6F, 0xE5, 0x59, 0x3F, 0x76, 0x6F, 0x49, 0xB1,
0x11, 0xC2, 0x5A, 0x2E, 0x16, 0x29, 0x0D, 0xDE, 0xB7, 0x8E,
0xDC, 0x40, 0xD5, 0xA2, 0xEE, 0xE0, 0x1E, 0xA1, 0xF4, 0xBE,
0x97, 0xDB, 0x86, 0x63, 0x96, 0x14, 0xCD, 0x98, 0x09, 0x60,
0x2D, 0x30, 0x76, 0x9C, 0x3C, 0xCD, 0xE6, 0x88, 0xEE, 0x47,
0x92, 0x79, 0x0B, 0x5A, 0x00, 0xE2, 0x5E, 0x5F, 0x11, 0x7C,
0x7D, 0xF9, 0x08, 0xB7, 0x20, 0x06, 0x89, 0x2A, 0x5D, 0xFD,
0x00, 0xAB, 0x22, 0xE1, 0xF0, 0xB3, 0xBC, 0x24, 0xA9, 0x5E,
0x26, 0x0E, 0x1F, 0x00, 0x2D, 0xFE, 0x21, 0x9A, 0x53, 0x5B,
0x6D, 0xD3, 0x2B, 0xAB, 0x94, 0x82, 0x68, 0x43, 0x36, 0xD8,
0xF6, 0x2F, 0xC6, 0x22, 0xFC, 0xB5, 0x41, 0x5D, 0x0D, 0x33,
0x60, 0xEA, 0xA4, 0x7D, 0x7E, 0xE8, 0x4B, 0x55, 0x91, 0x56,
0xD3, 0x5C, 0x57, 0x8F, 0x1F, 0x94, 0x17, 0x2F, 0xAA, 0xDE,
0xE9, 0x9E, 0xA8, 0xF4, 0xCF, 0x8A, 0x4C, 0x8E, 0xA0, 0xE4,
0x56, 0x73, 0xB2, 0xCF, 0x4F, 0x86, 0xC5, 0x69, 0x3C, 0xF3,
0x24, 0x20, 0x8B, 0x5C, 0x96, 0x0C, 0xFA, 0x6B, 0x12, 0x3B,
0x9A, 0x67, 0xC1, 0xDF, 0xC6, 0x96, 0xB2, 0xA5, 0xD5, 0x92,
0x0D, 0x9B, 0x09, 0x42, 0x68, 0x24, 0x10, 0x45, 0xD4, 0x50,
0xE4, 0x17, 0x39, 0x48, 0xD0, 0x35, 0x8B, 0x94, 0x6D, 0x11,
0xDE, 0x8F, 0xCA, 0x59, 0x02, 0x81, 0x81, 0x00, 0xEA, 0x24,
0xA7, 0xF9, 0x69, 0x33, 0xE9, 0x71, 0xDC, 0x52, 0x7D, 0x88,
0x21, 0x28, 0x2F, 0x49, 0xDE, 0xBA, 0x72, 0x16, 0xE9, 0xCC,
0x47, 0x7A, 0x88, 0x0D, 0x94, 0x57, 0x84, 0x58, 0x16, 0x3A,
0x81, 0xB0, 0x3F, 0xA2, 0xCF, 0xA6, 0x6C, 0x1E, 0xB0, 0x06,
0x29, 0x00, 0x8F, 0xE7, 0x77, 0x76, 0xAC, 0xDB, 0xCA, 0xC7,
0xD9, 0x5E, 0x9B, 0x3F, 0x26, 0x90, 0x52, 0xAE, 0xFC, 0x38,
0x90, 0x00, 0x14, 0xBB, 0xB4, 0x0F, 0x58, 0x94, 0xE7, 0x2F,
0x6A, 0x7E, 0x1C, 0x4F, 0x41, 0x21, 0xD4, 0x31, 0x59, 0x1F,
0x4E, 0x8A, 0x1A, 0x8D, 0xA7, 0x57, 0x6C, 0x22, 0xD8, 0xE5,
0xF4, 0x7E, 0x32, 0xA6, 0x10, 0xCB, 0x64, 0xA5, 0x55, 0x03,
0x87, 0xA6, 0x27, 0x05, 0x8C, 0xC3, 0xD7, 0xB6, 0x27, 0xB2,
0x4D, 0xBA, 0x30, 0xDA, 0x47, 0x8F, 0x54, 0xD3, 0x3D, 0x8B,
0x84, 0x8D, 0x94, 0x98, 0x58, 0xA5, 0x02, 0x81, 0x81, 0x00,
0xD5, 0x38, 0x1B, 0xC3, 0x8F, 0xC5, 0x93, 0x0C, 0x47, 0x0B,
0x6F, 0x35, 0x92, 0xC5, 0xB0, 0x8D, 0x46, 0xC8, 0x92, 0x18,
0x8F, 0xF5, 0x80, 0x0A, 0xF7, 0xEF, 0xA1, 0xFE, 0x80, 0xB9,
0xB5, 0x2A, 0xBA, 0xCA, 0x18, 0xB0, 0x5D, 0xA5, 0x07, 0xD0,
0x93, 0x8D, 0xD8, 0x9C, 0x04, 0x1C, 0xD4, 0x62, 0x8E, 0xA6,
0x26, 0x81, 0x01, 0xFF, 0xCE, 0x8A, 0x2A, 0x63, 0x34, 0x35,
0x40, 0xAA, 0x6D, 0x80, 0xDE, 0x89, 0x23, 0x6A, 0x57, 0x4D,
0x9E, 0x6E, 0xAD, 0x93, 0x4E, 0x56, 0x90, 0x0B, 0x6D, 0x9D,
0x73, 0x8B, 0x0C, 0xAE, 0x27, 0x3D, 0xDE, 0x4E, 0xF0, 0xAA,
0xC5, 0x6C, 0x78, 0x67, 0x6C, 0x94, 0x52, 0x9C, 0x37, 0x67,
0x6C, 0x2D, 0xEF, 0xBB, 0xAF, 0xDF, 0xA6, 0x90, 0x3C, 0xC4,
0x47, 0xCF, 0x8D, 0x96, 0x9E, 0x98, 0xA9, 0xB4, 0x9F, 0xC5,
0xA6, 0x50, 0xDC, 0xB3, 0xF0, 0xFB, 0x74, 0x17, 0x02, 0x81,
0x80, 0x5E, 0x83, 0x09, 0x62, 0xBD, 0xBA, 0x7C, 0xA2, 0xBF,
0x42, 0x74, 0xF5, 0x7C, 0x1C, 0xD2, 0x69, 0xC9, 0x04, 0x0D,
0x85, 0x7E, 0x3E, 0x3D, 0x24, 0x12, 0xC3, 0x18, 0x7B, 0xF3,
0x29, 0xF3, 0x5F, 0x0E, 0x76, 0x6C, 0x59, 0x75, 0xE4, 0x41,
0x84, 0x69, 0x9D, 0x32, 0xF3, 0xCD, 0x22, 0xAB, 0xB0, 0x35,
0xBA, 0x4A, 0xB2, 0x3C, 0xE5, 0xD9, 0x58, 0xB6, 0x62, 0x4F,
0x5D, 0xDE, 0xE5, 0x9E, 0x0A, 0xCA, 0x53, 0xB2, 0x2C, 0xF7,
0x9E, 0xB3, 0x6B, 0x0A, 0x5B, 0x79, 0x65, 0xEC, 0x6E, 0x91,
0x4E, 0x92, 0x20, 0xF6, 0xFC, 0xFC, 0x16, 0xED, 0xD3, 0x76,
0x0C, 0xE2, 0xEC, 0x7F, 0xB2, 0x69, 0x13, 0x6B, 0x78, 0x0E,
0x5A, 0x46, 0x64, 0xB4, 0x5E, 0xB7, 0x25, 0xA0, 0x5A, 0x75,
0x3A, 0x4B, 0xEF, 0xC7, 0x3C, 0x3E, 0xF7, 0xFD, 0x26, 0xB8,
0x20, 0xC4, 0x99, 0x0A, 0x9A, 0x73, 0xBE, 0xC3, 0x19, 0x02,
0x81, 0x81, 0x00, 0xBA, 0x44, 0x93, 0x14, 0xAC, 0x34, 0x19,
0x3B, 0x5F, 0x91, 0x60, 0xAC, 0xF7, 0xB4, 0xD6, 0x81, 0x05,
0x36, 0x51, 0x53, 0x3D, 0xE8, 0x65, 0xDC, 0xAF, 0x2E, 0xDC,
0x61, 0x3E, 0xC9, 0x7D, 0xB8, 0x7F, 0x87, 0xF0, 0x3B, 0x9B,
0x03, 0x82, 0x29, 0x37, 0xCE, 0x72, 0x4E, 0x11, 0xD5, 0xB1,
0xC1, 0x0C, 0x07, 0xA0, 0x99, 0x91, 0x4A, 0x8D, 0x7F, 0xEC,
0x79, 0xCF, 0xF1, 0x39, 0xB5, 0xE9, 0x85, 0xEC, 0x62, 0xF7,
0xDA, 0x7D, 0xBC, 0x64, 0x4D, 0x22, 0x3C, 0x0E, 0xF2, 0xD6,
0x51, 0xF5, 0x87, 0xD8, 0x99, 0xC0, 0x11, 0x20, 0x5D, 0x0F,
0x29, 0xFD, 0x5B, 0xE2, 0xAE, 0xD9, 0x1C, 0xD9, 0x21, 0x56,
0x6D, 0xFC, 0x84, 0xD0, 0x5F, 0xED, 0x10, 0x15, 0x1C, 0x18,
0x21, 0xE7, 0xC4, 0x3D, 0x4B, 0xD7, 0xD0, 0x9E, 0x6A, 0x95,
0xCF, 0x22, 0xC9, 0x03, 0x7B, 0x9E, 0xE3, 0x60, 0x01, 0xFC,
0x2F, 0x02, 0x81, 0x80, 0x11, 0xD0, 0x4B, 0xCF, 0x1B, 0x67,
0xB9, 0x9F, 0x10, 0x75, 0x47, 0x86, 0x65, 0xAE, 0x31, 0xC2,
0xC6, 0x30, 0xAC, 0x59, 0x06, 0x50, 0xD9, 0x0F, 0xB5, 0x70,
0x06, 0xF7, 0xF0, 0xD3, 0xC8, 0x62, 0x7C, 0xA8, 0xDA, 0x6E,
0xF6, 0x21, 0x3F, 0xD3, 0x7F, 0x5F, 0xEA, 0x8A, 0xAB, 0x3F,
0xD9, 0x2A, 0x5E, 0xF3, 0x51, 0xD2, 0xC2, 0x30, 0x37, 0xE3,
0x2D, 0xA3, 0x75, 0x0D, 0x1E, 0x4D, 0x21, 0x34, 0xD5, 0x57,
0x70, 0x5C, 0x89, 0xBF, 0x72, 0xEC, 0x4A, 0x6E, 0x68, 0xD5,
0xCD, 0x18, 0x74, 0x33, 0x4E, 0x8C, 0x3A, 0x45, 0x8F, 0xE6,
0x96, 0x40, 0xEB, 0x63, 0xF9, 0x19, 0x86, 0x3A, 0x51, 0xDD,
0x89, 0x4B, 0xB0, 0xF3, 0xF9, 0x9F, 0x5D, 0x28, 0x95, 0x38,
0xBE, 0x35, 0xAB, 0xCA, 0x5C, 0xE7, 0x93, 0x53, 0x34, 0xA1,
0x45, 0x5D, 0x13, 0x39, 0x65, 0x42, 0x46, 0xA1, 0x9F, 0xCD,
0xF5, 0xBF
};
static const int sizeof_client_key_der_2048 = sizeof(client_key_der_2048);
static const unsigned char client_keypub_der_2048[] =
{
0x30, 0x82, 0x01, 0x22, 0x30, 0x0D, 0x06, 0x09, 0x2A, 0x86,
0x48, 0x86, 0xF7, 0x0D, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03,
0x82, 0x01, 0x0F, 0x00, 0x30, 0x82, 0x01, 0x0A, 0x02, 0x82,
0x01, 0x01, 0x00, 0xC3, 0x03, 0xD1, 0x2B, 0xFE, 0x39, 0xA4,
0x32, 0x45, 0x3B, 0x53, 0xC8, 0x84, 0x2B, 0x2A, 0x7C, 0x74,
0x9A, 0xBD, 0xAA, 0x2A, 0x52, 0x07, 0x47, 0xD6, 0xA6, 0x36,
0xB2, 0x07, 0x32, 0x8E, 0xD0, 0xBA, 0x69, 0x7B, 0xC6, 0xC3,
0x44, 0x9E, 0xD4, 0x81, 0x48, 0xFD, 0x2D, 0x68, 0xA2, 0x8B,
0x67, 0xBB, 0xA1, 0x75, 0xC8, 0x36, 0x2C, 0x4A, 0xD2, 0x1B,
0xF7, 0x8B, 0xBA, 0xCF, 0x0D, 0xF9, 0xEF, 0xEC, 0xF1, 0x81,
0x1E, 0x7B, 0x9B, 0x03, 0x47, 0x9A, 0xBF, 0x65, 0xCC, 0x7F,
0x65, 0x24, 0x69, 0xA6, 0xE8, 0x14, 0x89, 0x5B, 0xE4, 0x34,
0xF7, 0xC5, 0xB0, 0x14, 0x93, 0xF5, 0x67, 0x7B, 0x3A, 0x7A,
0x78, 0xE1, 0x01, 0x56, 0x56, 0x91, 0xA6, 0x13, 0x42, 0x8D,
0xD2, 0x3C, 0x40, 0x9C, 0x4C, 0xEF, 0xD1, 0x86, 0xDF, 0x37,
0x51, 0x1B, 0x0C, 0xA1, 0x3B, 0xF5, 0xF1, 0xA3, 0x4A, 0x35,
0xE4, 0xE1, 0xCE, 0x96, 0xDF, 0x1B, 0x7E, 0xBF, 0x4E, 0x97,
0xD0, 0x10, 0xE8, 0xA8, 0x08, 0x30, 0x81, 0xAF, 0x20, 0x0B,
0x43, 0x14, 0xC5, 0x74, 0x67, 0xB4, 0x32, 0x82, 0x6F, 0x8D,
0x86, 0xC2, 0x88, 0x40, 0x99, 0x36, 0x83, 0xBA, 0x1E, 0x40,
0x72, 0x22, 0x17, 0xD7, 0x52, 0x65, 0x24, 0x73, 0xB0, 0xCE,
0xEF, 0x19, 0xCD, 0xAE, 0xFF, 0x78, 0x6C, 0x7B, 0xC0, 0x12,
0x03, 0xD4, 0x4E, 0x72, 0x0D, 0x50, 0x6D, 0x3B, 0xA3, 0x3B,
0xA3, 0x99, 0x5E, 0x9D, 0xC8, 0xD9, 0x0C, 0x85, 0xB3, 0xD9,
0x8A, 0xD9, 0x54, 0x26, 0xDB, 0x6D, 0xFA, 0xAC, 0xBB, 0xFF,
0x25, 0x4C, 0xC4, 0xD1, 0x79, 0xF4, 0x71, 0xD3, 0x86, 0x40,
0x18, 0x13, 0xB0, 0x63, 0xB5, 0x72, 0x4E, 0x30, 0xC4, 0x97,
0x84, 0x86, 0x2D, 0x56, 0x2F, 0xD7, 0x15, 0xF7, 0x7F, 0xC0,
0xAE, 0xF5, 0xFC, 0x5B, 0xE5, 0xFB, 0xA1, 0xBA, 0xD3, 0x02,
0x03, 0x01, 0x00, 0x01
};
static const int sizeof_client_keypub_der_2048 = sizeof(client_keypub_der_2048);
WC_RNG rng;
static int decode_private_key(RsaKey* key, int devId)
{
int ret;
word32 idx = 0;
fprintf(stderr, "Decode Private RSA Key\n");
ret = wc_InitRsaKey_ex(key, NULL, devId);
if (ret != 0) {
fprintf(stderr, "Failed to initialize RSA key: %d\n", ret);
}
if (ret == 0) {
ret = wc_RsaPrivateKeyDecode(client_key_der_2048, &idx, key,
(word32)sizeof_client_key_der_2048);
if (ret != 0)
fprintf(stderr, "Failed to decode private key: %d\n", ret);
}
return ret;
}
static int decode_public_key(RsaKey* key, int devId)
{
int ret;
word32 idx = 0;
fprintf(stderr, "Decode Public RSA Key\n");
ret = wc_InitRsaKey_ex(key, NULL, devId);
if (ret != 0) {
fprintf(stderr, "Failed to initialize RSA key: %d\n", ret);
}
if (ret == 0) {
ret = wc_RsaPublicKeyDecode(client_keypub_der_2048, &idx, key,
(word32)sizeof_client_keypub_der_2048);
if (ret != 0)
fprintf(stderr, "Failed to decode public key: %d\n", ret);
}
return ret;
}
static int rsa_sign_verify(int devId)
{
int ret = 0;
byte hash[32], pt[32], sig[2048/8];
word32 hashSz, ptSz, sigSz;
RsaKey priv;
RsaKey pub;
memset(hash, 9, sizeof(hash));
hashSz = sizeof(hash);
sigSz = sizeof(sig);
ptSz = sizeof(pt);
ret = decode_private_key(&priv, devId);
if (ret == 0) {
fprintf(stderr, "Signing\n");
sigSz = ret = wc_RsaSSL_Sign(hash, hashSz, sig, (int)sigSz, &priv,
&rng);
if (ret < 0)
fprintf(stderr, "Failed to sign: %d\n", ret);
else
ret = 0;
wc_FreeRsaKey(&priv);
}
if (ret == 0) {
ret = decode_public_key(&pub, devId);
if (ret == 0) {
fprintf(stderr, "Verifying\n");
ret = wc_RsaSSL_Verify(sig, sigSz, pt, (int)ptSz, &pub);
if (ret < 0)
fprintf(stderr, "Failed to verify: %d\n", ret);
if (XMEMCMP(hash, pt, ret) != 0) {
fprintf(stderr, "Failed to verify\n");
}
wc_FreeRsaKey(&pub);
ret = 0;
}
}
return ret;
}
#ifdef WC_RSA_PSS
static int rsa_sign_verify_pss(int devId)
{
int ret = 0;
byte hash[32], pt[2048/8], sig[2048/8];
word32 hashSz, ptSz, sigSz;
RsaKey priv;
RsaKey pub;
memset(hash, 9, sizeof(hash));
hashSz = sizeof(hash);
sigSz = sizeof(sig);
ptSz = sizeof(pt);
ret = decode_private_key(&priv, devId);
if (ret == 0) {
fprintf(stderr, "PSS Signing\n");
sigSz = ret = wc_RsaPSS_Sign(hash, hashSz, sig, (int)sigSz,
WC_HASH_TYPE_SHA256, WC_MGF1SHA256, &priv, &rng);
if (ret < 0)
fprintf(stderr, "Failed to sign: %d\n", ret);
else
ret = 0;
wc_FreeRsaKey(&priv);
}
if (ret == 0) {
ret = decode_public_key(&pub, devId);
if (ret == 0) {
fprintf(stderr, "PSS Verifying\n");
ret = wc_RsaPSS_VerifyCheck(sig, sigSz, pt, ptSz, hash, hashSz,
WC_HASH_TYPE_SHA256, WC_MGF1SHA256, &pub);
if (ret < 0)
fprintf(stderr, "Failed to verify: %d\n", ret);
else
ret = 0;
wc_FreeRsaKey(&pub);
}
}
return ret;
}
#endif /* ifdef WC_RSA_PSS */
/* Define maximum RSA key size in bits */
#define MAX_RSA_KEY_BITS 2048
static int rsa_encrypt_decrypt(int devId)
{
int ret = 0;
byte plain[128], out[MAX_RSA_KEY_BITS/8], dec[MAX_RSA_KEY_BITS/8];
word32 plainSz, outSz, decSz;
RsaKey pub;
RsaKey priv;
/* Initialize plain text buffer with 9's as sample data */
memset(plain, 9, sizeof(plain));
plainSz = (word32)sizeof(plain);
outSz = (word32)sizeof(out);
decSz = (word32)sizeof(dec);
/* Encrypt with public key */
ret = decode_public_key(&pub, devId);
if (ret == 0) {
fprintf(stderr, "RSA Public Encrypt\n");
#ifdef WC_RSA_BLINDING
ret = wc_RsaSetRNG(&pub, &rng);
if (ret != 0)
fprintf(stderr, "Failed to set RNG: %d\n", ret);
#endif
if (ret == 0) {
outSz = ret = wc_RsaPublicEncrypt_ex(plain, plainSz, out, (int)outSz,
&pub, &rng, WC_RSA_PKCSV15_PAD, WC_HASH_TYPE_NONE, WC_MGF1NONE,
NULL, 0);
if (ret < 0)
fprintf(stderr, "Failed to perform public encrypt: %d\n", ret);
else
ret = 0;
}
wc_FreeRsaKey(&pub);
}
/* Decrypt with private key */
if (ret == 0) {
ret = decode_private_key(&priv, devId);
if (ret == 0) {
fprintf(stderr, "RSA Private Decrypt\n");
#ifdef WC_RSA_BLINDING
ret = wc_RsaSetRNG(&priv, &rng);
if (ret != 0)
fprintf(stderr, "Failed to set RNG: %d\n", ret);
#endif
if (ret == 0) {
decSz = ret = wc_RsaPrivateDecrypt_ex(out, outSz, dec, (int)decSz,
&priv, WC_RSA_PKCSV15_PAD, WC_HASH_TYPE_NONE, WC_MGF1NONE,
NULL, 0);
if (ret < 0)
fprintf(stderr, "Failed to perform private decrypt: %d\n", ret);
else
ret = 0;
}
/* Verify the decrypted data matches the original */
if (ret == 0) {
if (decSz != plainSz || memcmp(plain, dec, decSz) != 0) {
fprintf(stderr, "Decrypted data does not match plain text\n");
ret = -1;
}
else {
fprintf(stderr, "Decryption successful\n");
}
}
wc_FreeRsaKey(&priv);
}
}
return ret;
}
#endif /* ifndef NO_RSA */
int main(int argc, char* argv[])
{
int ret;
const char* library;
const char* slot;
const char* tokenName;
const char* userPin;
Pkcs11Dev dev;
Pkcs11Token token;
int slotId;
int devId = 1;
if (argc != 4 && argc != 5) {
fprintf(stderr,
"Usage: pkcs11_rsa <libname> <slot> <tokenname> [userpin]\n");
return 1;
}
library = argv[1];
slot = argv[2];
tokenName = argv[3];
userPin = (argc == 4) ? NULL : argv[4];
slotId = atoi(slot);
#if defined(DEBUG_WOLFSSL)
wolfSSL_Debugging_ON();
#endif
wolfCrypt_Init();
ret = wc_Pkcs11_Initialize(&dev, library, NULL);
if (ret != 0) {
fprintf(stderr, "Failed to initialize PKCS#11 library\n");
ret = 2;
}
else {
ret = wc_Pkcs11Token_Init(&token, &dev, slotId, tokenName,
(byte*)userPin, userPin == NULL ? 0 : strlen(userPin));
if (ret != 0) {
fprintf(stderr, "Failed to initialize PKCS#11 token\n");
ret = 2;
}
else {
ret = wc_CryptoDev_RegisterDevice(devId, wc_Pkcs11_CryptoDevCb,
&token);
if (ret != 0) {
fprintf(stderr, "Failed to register PKCS#11 token\n");
ret = 2;
}
if (ret == 0) {
ret = wc_InitRng(&rng);
if (ret != 0) {
fprintf(stderr, "Failed to initialize RNG: %d\n", ret);
}
}
if (ret == 0) {
#ifndef NO_RSA
ret = rsa_sign_verify(devId);
if (ret != 0)
ret = 1;
#ifdef WC_RSA_PSS
if (ret == 0) {
ret = rsa_sign_verify_pss(devId);
if (ret != 0)
ret = 1;
}
#endif
if (ret == 0) {
ret = rsa_encrypt_decrypt(devId);
if (ret != 0)
ret = 1;
}
#endif
}
wc_Pkcs11Token_Final(&token);
}
wc_Pkcs11_Finalize(&dev);
}
wc_FreeRng(&rng);
wolfCrypt_Cleanup();
if (ret == 0)
fprintf(stderr, "Success\n");
return ret;
}