Priyanshu Varshney / encryption

Since things didn't work out between me and mbedtls, here are the basic encryption algorithms.

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xor.cpp

00001 #include <iostream>
00002 
00003 using namespace std;
00004 
00005 string encryptDecrypt(string toEncrypt) {
00006     char key[3] = {'K', 'C', 'Q'}; 
00007     string output = toEncrypt;
00008 
00009     for (int i = 0; i < toEncrypt.size(); i++)
00010         output[i] = toEncrypt[i] ^ key[i % (sizeof(key) / sizeof(char))];
00011 
00012     return output;
00013 }
00014 int main(int argc, const char * argv[])
00015 {
00016     string encrypted = encryptDecrypt("Priyanshu");
00017     cout << "Encrypted:" << encrypted << "\n";
00018 
00019     string decrypted = encryptDecrypt(encrypted);
00020     cout << "Decrypted:" << decrypted << "\n";
00021 
00022     return 0;
00023 }
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