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-rw-r--r--doc/examples/dsa_kgen.cpp11
1 files changed, 6 insertions, 5 deletions
diff --git a/doc/examples/dsa_kgen.cpp b/doc/examples/dsa_kgen.cpp
index eb3a00393..2e42c06b7 100644
--- a/doc/examples/dsa_kgen.cpp
+++ b/doc/examples/dsa_kgen.cpp
@@ -25,14 +25,12 @@ using namespace Botan;
int main(int argc, char* argv[])
{
- if(argc != 2)
+ if(argc != 1 && argc != 2)
{
- std::cout << "Usage: " << argv[0] << " passphrase" << std::endl;
+ std::cout << "Usage: " << argv[0] << " [passphrase]" << std::endl;
return 1;
}
- std::string passphrase(argv[1]);
-
std::ofstream priv("dsapriv.pem");
std::ofstream pub("dsapub.pem");
if(!priv || !pub)
@@ -47,7 +45,10 @@ int main(int argc, char* argv[])
DSA_PrivateKey key(DL_Group("dsa/jce/1024"));
pub << X509::PEM_encode(key);
- priv << PKCS8::PEM_encode(key, passphrase);
+ if(argc == 1)
+ priv << PKCS8::PEM_encode(key);
+ else
+ priv << PKCS8::PEM_encode(key, argv[1]);
}
catch(std::exception& e)
{