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ayushevayushev
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Update testFullAPI.ino
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‎examples/testFullAPI/testFullAPI.ino

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/**
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* MIT License
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*
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* Copyright (c) 2018 Infineon Technologies AG
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE
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*
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* Demonstrates use of the
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* Infineon Technologies AG OPTIGA™ Trust X Arduino library
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*/
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#include "OPTIGATrustX.h"
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#define MAXCMD_LEN 255
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#define CERT_LENGTH 512
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#define RND_LENGTH 64
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#define HASH_LENGTH 32
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#define SIGN_LENGTH 80
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#define PUBKEY_LENGTH 70
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#define UID_LENGTH 27
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#define SUPPRESSCOLLORS
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#include "fprint.h"
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#define ASSERT(err) if (ret) { printlnRed("Failed"); while (true); }
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/*
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* Allocating buffers for further use in loop()
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*/
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uint8_t *cert = new uint8_t[CERT_LENGTH];
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uint16_t certLen = CERT_LENGTH;
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uint8_t *rnd = new uint8_t[RND_LENGTH];
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uint16_t rndLen = RND_LENGTH;
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uint8_t *hash = new uint8_t[HASH_LENGTH];
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uint16_t hashLen = HASH_LENGTH;
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uint8_t *rawSign = new uint8_t[SIGN_LENGTH];
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uint8_t *formSign = new uint8_t[SIGN_LENGTH];
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uint16_t signLen = SIGN_LENGTH;
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uint8_t *pubKey = new uint8_t[PUBKEY_LENGTH];
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uint16_t pubKeyLen = PUBKEY_LENGTH;
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uint8_t *uid = new uint8_t[UID_LENGTH];
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static void output_result(char* tag, uint8_t* in, uint16_t in_len)
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{
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printlnGreen("OK");
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printMagenta(tag);
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printMagenta(" Length: ");
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Serial.println(in_len);
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printMagenta(tag);
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printlnMagenta(":");
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HEXDUMP(in, in_len);
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}
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void loop()
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{
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uint32_t ret = 0;
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uint8_t cntr = 10;
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uint8_t ifxPublicKey[68];
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/*
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* Getting co-processor Unique ID
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*/
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printGreen("Get co-processor UID ... ");
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uint16_t uidLength = UID_LENGTH;
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ret = trustX.getUniqueID(uid, uidLength);
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ASSERT(ret);
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output_result("Co-processor UID", uid, uidLength);
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/*
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* Getting primary certificate
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*/
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printGreen("Reading cert ... ");
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ret = trustX.getCertificate(cert, certLen);
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ASSERT(ret);
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output_result("Certificate", cert, certLen);
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/*
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* Generate a Keypair
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*/
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printGreen("Generate Key Pair ... ");
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uint16_t ctx = 0;
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ret = trustX.generateKeypair(pubKey, pubKeyLen, ctx);
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ASSERT(ret);
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output_result("Public key", pubKey, pubKeyLen);
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/*
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* Get random value of RND_LENGTH length
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*/
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printGreen("Get random value ... ");
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ret = trustX.getRandom(RND_LENGTH, rnd);
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ASSERT(ret);
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output_result("Random", rnd, RND_LENGTH);
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/*
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* Calculate SHA256 value
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*/
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printGreen("Calculate Hash ... ");
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ret = trustX.sha256(rnd, RND_LENGTH, hash);
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hashLen = 32;
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ASSERT(ret);
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output_result("SHA256", hash, hashLen);
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/*
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* Generate a signature NIST-P256
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*/
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printGreen("Generate Signature ... ");
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ret = trustX.calculateSignature(hash, hashLen, formSign, signLen);
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ASSERT(ret);
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output_result("Signature", formSign, signLen);
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/*
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* Verify just geberated signature
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*/
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getPublicKey(ifxPublicKey);
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printGreen("Verify Signature ... ");
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ret = trustX.verifySignature(hash, hashLen, formSign, signLen, ifxPublicKey,
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sizeof(ifxPublicKey) / sizeof(ifxPublicKey[0]));
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ASSERT(ret);
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printlnGreen("OK");
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/*
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* Count down 10 seconds and restart the application
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*/
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while(cntr) {
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Serial.print(cntr);
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Serial.println(" seconds untill restart.");
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delay(1000);
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cntr--;
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}
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}
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void setup()
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{
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uint32_t ret = 0;
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/*
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* Initialise serial output
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*/
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Serial.begin(38400);
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Serial.println("Initializing ... ");
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/*
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* Initialise OPTIGA™ Trust X
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*/
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printGreen("Begin Trust ... ");
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ret = trustX.begin();
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ASSERT(ret);
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printlnGreen("OK");
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/*
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* Speed up the chip (min is 6ma, maximum is 15ma)
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*/
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printGreen("Setting Current Limit... ");
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ret = trustX.setCurrentLimit(15);
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ASSERT(ret);
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printlnGreen("OK");
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/*
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* Check the return value which we just set
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*/
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printGreen("Checking Power Limit... ");
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uint8_t current_lim = 0;
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ret = trustX.getCurrentLimit(current_lim);
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ASSERT(ret);
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if (current_lim == 15) {
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printlnGreen("OK");
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} else {
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printlnRed("Failed");
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while(1);
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}
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/**
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* MIT License
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*
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* Copyright (c) 2018 Infineon Technologies AG
5+
*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
7+
* of this software and associated documentation files (the "Software"), to deal
8+
* in the Software without restriction, including without limitation the rights
9+
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10+
* copies of the Software, and to permit persons to whom the Software is
11+
* furnished to do so, subject to the following conditions:
12+
*
13+
* The above copyright notice and this permission notice shall be included in all
14+
* copies or substantial portions of the Software.
15+
*
16+
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17+
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18+
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19+
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20+
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21+
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22+
* SOFTWARE
23+
*
24+
* Demonstrates use of the
25+
* Infineon Technologies AG OPTIGA™ Trust X Arduino library
26+
*/
27+
28+
#include "OPTIGATrustX.h"
29+
30+
#define MAXCMD_LEN 255
31+
#define CERT_LENGTH 512
32+
#define RND_LENGTH 64
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#define HASH_LENGTH 32
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#define SIGN_LENGTH 80
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#define PUBKEY_LENGTH 70
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#define UID_LENGTH 27
37+
38+
#define SUPPRESSCOLLORS
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#include "fprint.h"
40+
41+
#define ASSERT(err) if (ret) { printlnRed("Failed"); while (true); }
42+
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/*
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* Allocating buffers for further use in loop()
45+
*/
46+
uint8_t *cert = new uint8_t[CERT_LENGTH];
47+
uint16_t certLen = CERT_LENGTH;
48+
uint8_t *rnd = new uint8_t[RND_LENGTH];
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uint16_t rndLen = RND_LENGTH;
50+
uint8_t *hash = new uint8_t[HASH_LENGTH];
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uint16_t hashLen = HASH_LENGTH;
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uint8_t *rawSign = new uint8_t[SIGN_LENGTH];
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uint8_t *formSign = new uint8_t[SIGN_LENGTH];
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uint16_t signLen = SIGN_LENGTH;
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uint8_t *pubKey = new uint8_t[PUBKEY_LENGTH];
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uint16_t pubKeyLen = PUBKEY_LENGTH;
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uint8_t *uid = new uint8_t[UID_LENGTH];
58+
59+
60+
61+
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static void output_result(char* tag, uint8_t* in, uint16_t in_len)
63+
{
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printlnGreen("OK");
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printMagenta(tag);
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printMagenta(" Length: ");
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Serial.println(in_len);
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printMagenta(tag);
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printlnMagenta(":");
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HEXDUMP(in, in_len);
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}
72+
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void loop()
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{
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uint32_t ret = 0;
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uint8_t cntr = 10;
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uint8_t ifxPublicKey[68];
78+
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/*
80+
* Getting co-processor Unique ID
81+
*/
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printGreen("Get co-processor UID ... ");
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uint16_t uidLength = UID_LENGTH;
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ret = trustX.getUniqueID(uid, uidLength);
85+
ASSERT(ret);
86+
output_result("Co-processor UID", uid, uidLength);
87+
88+
/*
89+
* Getting primary certificate
90+
*/
91+
printGreen("Reading cert ... ");
92+
ret = trustX.getCertificate(cert, certLen);
93+
ASSERT(ret);
94+
output_result("Certificate", cert, certLen);
95+
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/*
97+
* Generate a Keypair
98+
*/
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printGreen("Generate Key Pair ... ");
100+
uint16_t ctx = 0;
101+
ret = trustX.generateKeypair(pubKey, pubKeyLen, ctx);
102+
ASSERT(ret);
103+
output_result("Public key", pubKey, pubKeyLen);
104+
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/*
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* Get random value of RND_LENGTH length
107+
*/
108+
printGreen("Get random value ... ");
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ret = trustX.getRandom(RND_LENGTH, rnd);
110+
ASSERT(ret);
111+
output_result("Random", rnd, RND_LENGTH);
112+
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/*
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* Calculate SHA256 value
115+
*/
116+
printGreen("Calculate Hash ... ");
117+
ret = trustX.sha256(rnd, RND_LENGTH, hash);
118+
hashLen = 32;
119+
ASSERT(ret);
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output_result("SHA256", hash, hashLen);
121+
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/*
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* Generate a signature NIST-P256
124+
*/
125+
printGreen("Generate Signature ... ");
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ret = trustX.calculateSignature(hash, hashLen, formSign, signLen);
127+
ASSERT(ret);
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output_result("Signature", formSign, signLen);
129+
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/*
131+
* Verify just geberated signature
132+
*/
133+
trustX.getPublicKey(ifxPublicKey);
134+
135+
printGreen("Verify Signature ... ");
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ret = trustX.verifySignature(hash, hashLen, formSign, signLen, ifxPublicKey,
137+
sizeof(ifxPublicKey) / sizeof(ifxPublicKey[0]));
138+
ASSERT(ret);
139+
printlnGreen("OK");
140+
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/*
142+
* Count down 10 seconds and restart the application
143+
*/
144+
while(cntr) {
145+
Serial.print(cntr);
146+
Serial.println(" seconds untill restart.");
147+
delay(1000);
148+
cntr--;
149+
}
150+
}
151+
152+
void setup()
153+
{
154+
uint32_t ret = 0;
155+
156+
/*
157+
* Initialise serial output
158+
*/
159+
Serial.begin(38400);
160+
Serial.println("Initializing ... ");
161+
162+
/*
163+
* Initialise OPTIGA™ Trust X
164+
*/
165+
printGreen("Begin Trust ... ");
166+
ret = trustX.begin();
167+
ASSERT(ret);
168+
printlnGreen("OK");
169+
170+
/*
171+
* Speed up the chip (min is 6ma, maximum is 15ma)
172+
*/
173+
printGreen("Setting Current Limit... ");
174+
ret = trustX.setCurrentLimit(15);
175+
ASSERT(ret);
176+
printlnGreen("OK");
177+
178+
/*
179+
* Check the return value which we just set
180+
*/
181+
printGreen("Checking Power Limit... ");
182+
uint8_t current_lim = 0;
183+
ret = trustX.getCurrentLimit(current_lim);
184+
ASSERT(ret);
185+
if (current_lim == 15) {
186+
printlnGreen("OK");
187+
} else {
188+
printlnRed("Failed");
189+
while(1);
190+
}
191191
}

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