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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "blowfish.h"
#include "cbc.h"
int main() {
BlockCipher *bf;
char data[] = "This is a test.";
char expect[] = "\x22\x30\x7e\x2f\x42\x28\x44\x01\xda\xdf\x5a\x81\xd7\xe5\x7c\xd0";
char key[] = "testkey";
unsigned long et[] = {0x11223344};
printf("%d: 0x11 == %d and 0x44 == %d\n", ((unsigned char *)et)[0],
0x11, 0x44);
bf = new BlowFish();
// bf = new CipherBlockChain(new BlowFish());
bf->setKey((void *)key, 7*8);
if (!bf->readyToGo()) {
printf("Error: not ready to go!\n");
return -1;
}
printf("About to encrypt...\n"); fflush(stdout);
if (-1 == bf->encrypt((void *)data, 8)) {
printf("Error: encrypt failed!\n");
return -1;
}
printf("About to encrypt part 2...\n"); fflush(stdout);
bf->encrypt((void *)(data+8), 8);
printf("Encryption done. data[] is now: ");
for (int i = 0; i < 16; i++) {
printf("0x%x ", data[i]&0xff);
if ((data[i]&0xff) != (expect[i]&0xff)) {
printf("Error. This byte failed the comparison. It should have been 0x%x.\n", expect[i]&0xff);
return -1;
}
}
printf("\n");
delete bf;
bf = new BlowFish();
// bf = new CipherBlockChain(new BlowFish());
bf->setKey((void *)key, 7*8);
printf("About to decrypt...\n"); fflush(stdout);
if (-1 == bf->decrypt((void *)data, 16)) {
printf("Error: decrypt failed!\n");
return -1;
}
//bf->decrypt((void *)(data+8), 8);
printf("All done! Result... data[] = \"%s\"\n", data);
if (strcmp(data, "This is a test.")) {
printf("ERROR. Decryption failed.\n");
return -1;
}
delete bf;
}
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