Test::Result test_pipe_errors()
{
Test::Result result("Pipe");
Botan::Pipe pipe;
pipe.append(nullptr); // ignored
pipe.prepend(nullptr); // ignored
pipe.pop(); // empty pipe, so ignored
// can't explicitly insert a queue into the pipe because they are implicit
result.test_throws("pipe error", "Invalid argument Pipe::append: SecureQueue cannot be used",
[&]() { pipe.append(new Botan::SecureQueue); });
result.test_throws("pipe error", "Invalid argument Pipe::prepend: SecureQueue cannot be used",
[&]() { pipe.prepend(new Botan::SecureQueue); });
pipe.start_msg();
// now inside a message, cannot modify pipe structure
result.test_throws("pipe error", "Cannot append to a Pipe while it is processing",
[&]() { pipe.append(nullptr); });
result.test_throws("pipe error", "Cannot prepend to a Pipe while it is processing",
[&]() { pipe.prepend(nullptr); });
result.test_throws("pipe error", "Cannot pop off a Pipe while it is processing",
[&]() { pipe.pop(); });
pipe.end_msg();
pipe.append(nullptr); // ignored
pipe.prepend(nullptr); // ignored
pipe.pop(); // empty pipe, so ignored
return result;
}
int main(int argc, char* argv[])
{
if(argc < 2)
{
std::cout << "Usage: " << argv[0] << " <filenames>" << std::endl;
return 1;
}
Botan::LibraryInitializer init;
const int COUNT = 3;
std::string name[COUNT] = { "MD5", "SHA-1", "RIPEMD-160" };
Botan::Pipe pipe;
int skipped = 0;
for(int j = 1; argv[j] != 0; j++)
{
Botan::Filter* hash[COUNT] = {
new Botan::Hash_Filter(name[0]),
new Botan::Hash_Filter(name[1]),
new Botan::Hash_Filter(name[2]),
};
std::ifstream file(argv[j], std::ios::binary);
if(!file)
{
std::cout << "ERROR: could not open " << argv[j] << std::endl;
skipped++;
continue;
}
for(int k = 0; k != COUNT; k++)
{
pipe.reset();
pipe.append(hash[k]);
pipe.append(new Botan::Hex_Encoder);
pipe.start_msg();
// trickiness: the >> op reads until EOF, but seekg won't work
// unless we're in the "good" state (which EOF is not).
file.clear();
file.seekg(0, std::ios::beg);
file >> pipe;
pipe.end_msg();
}
file.close();
for(int k = 0; k != COUNT; k++)
{
std::string out = pipe.read_all_as_string(COUNT*(j-1-skipped) + k);
std::cout << name[k] << "(" << argv[j] << ") = " << out << std::endl;
}
}
return 0;
}
bool failed_test(const std::string& algo,
std::vector<std::string> params,
bool is_extension, bool exp_pass,
std::string& last_missing,
Botan::RandomNumberGenerator& rng)
{
#if !EXTRA_TESTS
if(!exp_pass) return true;
#endif
std::map<std::string, std::string> vars;
vars["input"] = params[0];
vars["output"] = params[1];
if(params.size() > 2)
vars["key"] = params[2];
if(params.size() > 3)
vars["iv"] = params[3];
std::map<std::string, bool> results =
algorithm_kat(algo, vars, global_state().algorithm_factory());
if(results.size())
{
for(std::map<std::string, bool>::const_iterator i = results.begin();
i != results.end(); ++i)
{
if(i->second == false)
{
std::cout << algo << " test with provider "
<< i->first << " failed\n";
return true;
}
}
return false; // OK
}
const std::string in = params[0];
const std::string expected = params[1];
params.erase(params.begin());
params.erase(params.begin());
if(in.size() % 2 == 1)
{
std::cout << "Can't have an odd sized hex string!" << std::endl;
return true;
}
Botan::Pipe pipe;
try {
Botan::Filter* test = lookup(algo, params);
if(test == 0 && is_extension) return !exp_pass;
if(test == 0)
{
if(algo != last_missing)
{
std::cout << "WARNING: \"" + algo + "\" is not a known "
<< "algorithm name." << std::endl;
last_missing = algo;
}
return 0;
}
pipe.reset();
pipe.append(test);
pipe.append(new Botan::Hex_Encoder);
Botan::SecureVector<byte> data = Botan::hex_decode(in);
const byte* data_ptr = &data[0];
// this can help catch errors with buffering, etc
size_t len = data.size();
pipe.start_msg();
while(len)
{
u32bit how_much = random_word(rng, len);
pipe.write(data_ptr, how_much);
data_ptr += how_much;
len -= how_much;
}
pipe.end_msg();
}
catch(Botan::Algorithm_Not_Found& e)
{
std::cout << "Algorithm not found: " << e.what() << std::endl;
return false;
}
catch(Botan::Exception& e)
{
if(exp_pass || DEBUG)
std::cout << "Exception caught: " << e.what() << std::endl;
return true;
}
catch(std::exception& e)
{
if(exp_pass || DEBUG)
std::cout << "Standard library exception caught: "
<< e.what() << std::endl;
return true;
}
catch(...)
{
if(exp_pass || DEBUG)
std::cout << "Unknown exception caught." << std::endl;
return true;
}
std::string output;
if(pipe.remaining())
{
/* Test peeking at an offset in Pipe/SecureQueue */
size_t offset = random_word(rng, pipe.remaining() - 1);
size_t length = random_word(rng, pipe.remaining() - offset);
Botan::SecureVector<byte> peekbuf(length);
pipe.peek(&peekbuf[0], peekbuf.size(), offset);
output = pipe.read_all_as_string();
bool OK = true;
for(size_t j = offset; j != offset+length; j++)
if(static_cast<byte>(output[j]) != peekbuf[j-offset])
OK = false;
if(!OK)
throw Botan::Self_Test_Failure("Peek testing failed in validate.cpp");
}
if(output == expected && !exp_pass)
{
std::cout << "FAILED: " << expected << " == " << std::endl
<< " " << output << std::endl;
return false;
}
if(output != expected && exp_pass)
{
std::cout << "\nFAILED: " << expected << " != " << std::endl
<< " " << output << std::endl;
return true;
}
if(output != expected && !exp_pass) return true;
return false;
}
int main(int argc, char* argv[])
{
if(argc < 2)
{
std::cout << "Usage: " << argv[0] << " <filenames>" << std::endl;
return 1;
}
Botan::LibraryInitializer init;
// this is a pretty vacuous example, but it's useful as a test
Botan::Pipe pipe;
// CPS == Current Pipe Status, ie what Filters are set up
pipe.prepend(new Botan::Hash_Filter("MD5"));
// CPS: MD5
pipe.prepend(new Botan::Hash_Filter("RIPEMD-160"));
// CPS: RIPEMD-160 | MD5
pipe.prepend(new Botan::Chain(
new Botan::Hash_Filter("RIPEMD-160"),
new Botan::Hash_Filter("RIPEMD-160")));
// CPS: (RIPEMD-160 | RIPEMD-160) | RIPEMD-160 | MD5
pipe.pop(); // will pop everything inside the Chain as well as Chain itself
// CPS: RIPEMD-160 | MD5
pipe.pop(); // will get rid of the RIPEMD-160 Hash_Filter
// CPS: MD5
pipe.prepend(new Botan::Hash_Filter("SHA-1"));
// CPS: SHA-1 | MD5
pipe.append(new Botan::Hex_Encoder);
// CPS: SHA-1 | MD5 | Hex_Encoder
pipe.prepend(new Botan::Hash_Filter("SHA-1"));
// CPS: SHA-1 | SHA-1 | MD5 | Hex_Encoder
pipe.pop(); // Get rid of the Hash_Filter(SHA-1)
pipe.pop(); // Get rid of the other Hash_Filter(SHA-1)
// CPS: MD5 | Hex_Encoder
// The Hex_Encoder is safe because it is at the end of the Pipe,
// and pop() pulls off the Filter that is at the start.
pipe.prepend(new Botan::Hash_Filter("RIPEMD-160"));
// CPS: RIPEMD-160 | MD5 | Hex_Encoder
pipe.pop(); // Get rid of that last prepended Hash_Filter(RIPEMD-160)
// CPS: MD5 | Hex_Encoder
int skipped = 0;
for(int j = 1; argv[j] != 0; j++)
{
std::ifstream file(argv[j], std::ios::binary);
if(!file)
{
std::cout << "ERROR: could not open " << argv[j] << std::endl;
skipped++;
continue;
}
pipe.start_msg();
file >> pipe;
pipe.end_msg();
file.close();
pipe.set_default_msg(j-1-skipped);
std::cout << pipe << " " << argv[j] << std::endl;
}
return 0;
}