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Diffstat (limited to 'src/tests/test_dsa.cpp')
-rw-r--r-- | src/tests/test_dsa.cpp | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/tests/test_dsa.cpp b/src/tests/test_dsa.cpp new file mode 100644 index 000000000..316967232 --- /dev/null +++ b/src/tests/test_dsa.cpp @@ -0,0 +1,57 @@ +#include "tests.h" +#include "test_pubkey.h" + +#include <botan/auto_rng.h> +#include <botan/pubkey.h> +#include <botan/dsa.h> +#include <botan/hex.h> +#include <iostream> +#include <fstream> + +using namespace Botan; + +namespace { + +size_t dsa_sig_kat(const std::string& p, + const std::string& q, + const std::string& g, + const std::string& x, + const std::string& hash, + const std::string& msg, + const std::string& nonce, + const std::string& signature) + { + AutoSeeded_RNG rng; + + BigInt p_bn(p), q_bn(q), g_bn(g), x_bn(x); + + DL_Group group(p_bn, q_bn, g_bn); + DSA_PrivateKey privkey(rng, group, x_bn); + + DSA_PublicKey pubkey = privkey; + + const std::string padding = "EMSA1(" + hash + ")"; + + PK_Verifier verify(pubkey, padding); + PK_Signer sign(privkey, padding); + + return validate_signature(verify, sign, "DSA/" + hash, msg, nonce, signature); + } + +} + +size_t test_dsa() + { + std::ifstream dsa_sig(TEST_DATA_DIR "/dsa.vec"); + + size_t fails = 0; + + fails += run_tests_bb(dsa_sig, "DSA Signature", "Signature", true, + [](std::map<std::string, std::string> m) -> size_t + { + return dsa_sig_kat(m["P"], m["Q"], m["G"], m["X"], m["Hash"], m["Msg"], m["Nonce"], m["Signature"]); + }); + + return fails; + } + |