void test_beecrypt_rijndael_ecb()
{
aesParam encctx;
aesSetup(&encctx, (byte*)enckey, 256, ENCRYPT);
for(unsigned int p = 0; p < bufferlen; p += 16)
aesEncrypt(&encctx, (uint32_t*)(buffer + p), (uint32_t*)(buffer + p));
aesParam decctx;
aesSetup(&decctx, (byte*)enckey, 256, DECRYPT);
for(unsigned int p = 0; p < bufferlen; p += 16)
aesDecrypt(&decctx, (uint32_t*)(buffer + p), (uint32_t*)(buffer + p));
}
int main()
{
int i, failures = 0;
aesParam param;
byte key[32];
byte src[16];
byte dst[16];
byte chk[16];
size_t keybits;
for (i = 0; i < NVECTORS; i++)
{
keybits = fromhex(key, table[i].key) << 3;
if (aesSetup(¶m, key, keybits, table[i].op))
return -1;
fromhex(src, table[i].input);
fromhex(chk, table[i].expect);
switch (table[i].op)
{
case ENCRYPT:
if (aesEncrypt(¶m, (uint32_t*) dst, (const uint32_t*) src))
return -1;
break;
case DECRYPT:
if (aesDecrypt(¶m, (uint32_t*) dst, (const uint32_t*) src))
return -1;
break;
}
if (memcmp(dst, chk, 16))
{
printf("failed vector %d\n", i+1);
failures++;
}
}
return failures;
}
void doInteraction() {
char *cmd;
// i/o
opRec oprec;
unsigned char dataStr[256];
// aes
aesParam aesparam;
byte aesSrc[16];
byte aesDst[16];
// rsa
rsakp keypair;
mpnumber m, cipher, signature;
// sha1
byte digest[20];
char digestHex[41];
sha1Param sha1param;
int i;
oprec.data = dataStr;
oprec.dataLen = MAXDATLEN;
while(1) {
// reset the data string
for( i = 0; i < MAXDATLEN; i++ ) {
oprec.data[i] = '0';
}
oprec.dataLen = MAXDATLEN;
// grab the string and parse it
cmd = getString();
if(parseString(cmd, &oprec) != 1) {
oprec.dataLen = MAXDATLEN;
continue;
}
switch(oprec.cipherType) {
case CH_AES:
for( i = 0; i < 16; i++ ) {
aesSrc[i] = 0;
}
if(aesSetup(&aesparam, AESkeyTable[oprec.keyIndex].key, 128, oprec.opType == CH_ENCRYPT ? ENCRYPT : DECRYPT ))
continue;
fromhex(aesSrc, oprec.data);
if( oprec.opType == CH_ENCRYPT ) {
if( aesEncrypt(&aesparam, (uint32_t *)aesDst, (uint32_t *)aesSrc) )
continue;
} else {
if( aesDecrypt(&aesparam, (uint32_t *)aesDst, (uint32_t *)aesSrc) )
continue;
}
for( i = 0; i < 16; i++ ) {
printf("%02X", aesDst[i] );
}
printf( "\n" );
break;
case CH_SGN:
// init sha1
if( sha1Reset( &sha1param ) )
continue;
if( sha1Update( &sha1param, oprec.data, oprec.dataLen ))
continue;
if( sha1Digest( &sha1param, digest ) )
continue;
// digest now contains the 160-bit message we want to sign
toHex(digest, digestHex, 20);
// digestHex now has the correct large number representation of the message
#if TESTING
fprintf( stderr, "sha1 of message: %s\n", digestHex );
#endif
// init rsa
rsakpInit(&keypair);
mpbsethex(&keypair.n, RSAkeyTable[oprec.keyIndex].rsa_n);
mpnsethex(&keypair.e, RSAkeyTable[oprec.keyIndex].rsa_e);
mpbsethex(&keypair.p, RSAkeyTable[oprec.keyIndex].rsa_p);
mpbsethex(&keypair.q, RSAkeyTable[oprec.keyIndex].rsa_q);
mpnsethex(&keypair.dp, RSAkeyTable[oprec.keyIndex].rsa_dp);
mpnsethex(&keypair.dq, RSAkeyTable[oprec.keyIndex].rsa_dq);
mpnsethex(&keypair.qi, RSAkeyTable[oprec.keyIndex].rsa_qi);
mpnzero(&m);
mpnzero(&cipher);
mpnzero(&signature);
mpnsethex(&m, digestHex);
// we are now all set to do the signing
// need to:
// write signing alg here
// make test case
// this link is very helpful in writing this code:
// http://tools.ietf.org/html/rfc3447#page-12
rsapricrt(&keypair.n, &keypair.p, &keypair.q, &keypair.dp, &keypair.dq, &keypair.qi, &m, &signature);
for( i = 0; i < signature.size; i++ ) {
printf("%08X", signature.data[i] );
}
printf( "\n" );
#if TESTING
mpnfree(&m);
mpnzero(&m);
rsapub(&keypair.n, &keypair.e, &signature, &m);
for( i = 0; i < m.size; i++ ) {
printf("%08X", m.data[i] );
}
printf( "\n" );
#endif
rsakpFree(&keypair);
break;
case CH_VRF:
rsakpInit(&keypair);
mpbsethex(&keypair.n, RSAkeyTable[oprec.keyIndex].rsa_n);
mpnsethex(&keypair.e, RSAkeyTable[oprec.keyIndex].rsa_e);
mpbsethex(&keypair.p, RSAkeyTable[oprec.keyIndex].rsa_p);
mpbsethex(&keypair.q, RSAkeyTable[oprec.keyIndex].rsa_q);
mpnsethex(&keypair.dp, RSAkeyTable[oprec.keyIndex].rsa_dp);
mpnsethex(&keypair.dq, RSAkeyTable[oprec.keyIndex].rsa_dq);
mpnsethex(&keypair.qi, RSAkeyTable[oprec.keyIndex].rsa_qi);
mpnzero(&m);
mpnzero(&cipher);
mpnzero(&signature);
mpnsethex(&m, oprec.data);
rsapub(&keypair.n, &keypair.e, &m, &cipher);
for( i = 0; i < cipher.size; i++ )
printf("%08X", cipher.data[i]);
printf( "\n" );
break;
case CH_SHA:
// init sha1
if( sha1Reset( &sha1param ) )
continue;
if( sha1Update( &sha1param, oprec.data, oprec.dataLen ))
continue;
if( sha1Digest( &sha1param, digest ) )
continue;
// digest now contains the 160-bit message we want to sign
toHex(digest, digestHex, 20);
printf( "%s\n", digestHex );
break;
default:
fprintf( stderr, "unknown cipher type caught.\n" );
} // switch
// prevent the leak!
#if (TESTING == 0)
if( cmd != NULL )
free(cmd);
#endif
} // while
}
