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/* libanode: the Anode C reference implementation
* Copyright (C) 2009 Adam Ierymenko <adam.ierymenko@gmail.com>
*
* This program 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 3 of the License, or
* (at your option) any later version.
*
* This program 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, see <http://www.gnu.org/licenses/>. */
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "../impl/ec.h"
#include "../impl/misc.h"
#define TEST_KEY_LEN 128
#define AnodeEC_key_to_hex(k,b,l) Anode_to_hex((k)->key,(k)->bytes,(b),l)
int main(int argc,char **argv)
{
struct AnodeECKeyPair pair1;
struct AnodeECKeyPair pair2;
struct AnodeECKeyPair pair3;
unsigned char key[TEST_KEY_LEN];
char str[16384];
printf("Creating key pair #1...\n");
if (!AnodeECKeyPair_generate(&pair1)) {
printf("Could not create key pair.\n");
return 1;
}
AnodeEC_key_to_hex(&pair1.pub,str,sizeof(str));
printf("Public: %s\n",str);
AnodeEC_key_to_hex(&pair1.priv,str,sizeof(str));
printf("Private: %s\n\n",str);
printf("Creating key pair #2...\n");
if (!AnodeECKeyPair_generate(&pair2)) {
printf("Could not create key pair.\n");
return 1;
}
AnodeEC_key_to_hex(&pair2.pub,str,sizeof(str));
printf("Public: %s\n",str);
AnodeEC_key_to_hex(&pair2.priv,str,sizeof(str));
printf("Private: %s\n\n",str);
printf("Key agreement between public #2 and private #1...\n");
if (!AnodeECKeyPair_agree(&pair1,&pair2.pub,key,TEST_KEY_LEN)) {
printf("Agreement failed.\n");
return 1;
}
Anode_to_hex(key,TEST_KEY_LEN,str,sizeof(str));
printf("Agreed secret: %s\n\n",str);
printf("Key agreement between public #1 and private #2...\n");
if (!AnodeECKeyPair_agree(&pair2,&pair1.pub,key,TEST_KEY_LEN)) {
printf("Agreement failed.\n");
return 1;
}
Anode_to_hex(key,TEST_KEY_LEN,str,sizeof(str));
printf("Agreed secret: %s\n\n",str);
printf("Testing key pair init function (init #3 from #2's parts)...\n");
if (!AnodeECKeyPair_init(&pair3,&(pair2.pub),&(pair2.priv))) {
printf("Init failed.\n");
return 1;
}
printf("Key agreement between public #1 and private #3...\n");
if (!AnodeECKeyPair_agree(&pair3,&pair1.pub,key,TEST_KEY_LEN)) {
printf("Agreement failed.\n");
return 1;
}
Anode_to_hex(key,TEST_KEY_LEN,str,sizeof(str));
printf("Agreed secret: %s\n\n",str);
printf("Key agreement between public #1 and private #1...\n");
if (!AnodeECKeyPair_agree(&pair1,&pair1.pub,key,TEST_KEY_LEN)) {
printf("Agreement failed.\n");
return 1;
}
Anode_to_hex(key,TEST_KEY_LEN,str,sizeof(str));
printf("Agreed secret (should not match): %s\n\n",str);
AnodeECKeyPair_destroy(&pair1);
AnodeECKeyPair_destroy(&pair2);
AnodeECKeyPair_destroy(&pair3);
return 0;
}
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