mirror of
https://github.com/moparisthebest/mailiverse
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55 lines
1.1 KiB
C++
55 lines
1.1 KiB
C++
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#include <iostream>
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#include <fstream>
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#include <string>
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#include <cstdlib>
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#include <memory>
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#include <botan/botan.h>
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#include <botan/rsa.h>
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using namespace Botan;
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int main(int argc, char* argv[])
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{
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if(argc != 2 && argc != 3)
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{
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std::cout << "Usage: " << argv[0] << " bitsize [passphrase]"
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<< std::endl;
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return 1;
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}
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const size_t bits = std::atoi(argv[1]);
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if(bits < 1024 || bits > 16384)
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{
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std::cout << "Invalid argument for bitsize" << std::endl;
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return 1;
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}
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try
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{
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Botan::LibraryInitializer init;
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std::ofstream pub("rsapub.pem");
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std::ofstream priv("rsapriv.pem");
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if(!priv || !pub)
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{
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std::cout << "Couldn't write output files" << std::endl;
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return 1;
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}
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AutoSeeded_RNG rng;
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RSA_PrivateKey key(rng, bits);
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pub << X509::PEM_encode(key);
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if(argc == 2)
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priv << PKCS8::PEM_encode(key);
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else
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priv << PKCS8::PEM_encode(key, rng, argv[2]);
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}
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catch(std::exception& e)
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{
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std::cout << "Exception caught: " << e.what() << std::endl;
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}
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return 0;
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}
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