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https://github.com/moparisthebest/mailiverse
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49 lines
1.0 KiB
C++
49 lines
1.0 KiB
C++
#include <iostream>
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#include <fstream>
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#include <string>
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#include <botan/botan.h>
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#include <botan/dsa.h>
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#include <botan/rng.h>
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using namespace Botan;
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#include <memory>
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int main(int argc, char* argv[])
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{
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try
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{
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if(argc != 1 && argc != 2)
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{
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std::cout << "Usage: " << argv[0] << " [passphrase]" << std::endl;
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return 1;
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}
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std::ofstream priv("dsapriv.pem");
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std::ofstream pub("dsapub.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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Botan::LibraryInitializer init;
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AutoSeeded_RNG rng;
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DL_Group group(rng, DL_Group::DSA_Kosherizer, 2048, 256);
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DSA_PrivateKey key(rng, group);
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pub << X509::PEM_encode(key);
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if(argc == 1)
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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[1]);
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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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