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Add RandomizedTransfer overload

pull/687/head
Jeffrey Walton 2018-07-10 02:55:29 -04:00
parent 4c5487b0e4
commit c186689273
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GPG Key ID: B36AB348921B1838
1 changed files with 19 additions and 5 deletions
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24
datatest.cpp
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@ -94,6 +94,19 @@ void RandomizedTransfer(BufferedTransformation &source, BufferedTransformation &
} }
} }
void RandomizedTransfer(std::string &source, BufferedTransformation &target, bool finish, const std::string &channel=DEFAULT_CHANNEL)
{
StringStore store(source);
while (store.MaxRetrievable() > (finish ? 0 : 4096))
{
byte buf[4096+64];
size_t start = Test::GlobalRNG().GenerateWord32(0, 63);
size_t len = Test::GlobalRNG().GenerateWord32(1, UnsignedMin(4096U, 3*store.MaxRetrievable()/2));
len = store.Get(buf+start, len);
target.ChannelPut(channel, buf+start, len);
}
}
void PutDecodedDatumInto(const TestData &data, const char *name, BufferedTransformation &target) void PutDecodedDatumInto(const TestData &data, const char *name, BufferedTransformation &target)
{ {
std::string s1 = GetRequiredDatum(data, name), s2; std::string s1 = GetRequiredDatum(data, name), s2;
@ -111,7 +124,8 @@ void PutDecodedDatumInto(const TestData &data, const char *name, BufferedTransfo
int repeat = 1; int repeat = 1;
if (s1[0] == 'r') if (s1[0] == 'r')
{ {
repeat = ::atoi(s1.c_str()+1); s1 = s1.erase(0, 1);
repeat = ::atoi(s1.c_str());
s1 = s1.substr(s1.find(' ')+1); s1 = s1.substr(s1.find(' ')+1);
} }
@ -504,8 +518,8 @@ void TestSymmetricCipher(TestData &v, const NameValuePairs &overrideParameters)
StreamTransformationFilter encFilter(*encryptor, new StringSink(encrypted), StreamTransformationFilter encFilter(*encryptor, new StringSink(encrypted),
static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme)); static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme));
StringStore pstore(plaintext); // StringStore pstore(plaintext);
RandomizedTransfer(pstore, encFilter, true); RandomizedTransfer(plaintext, encFilter, true);
encFilter.MessageEnd(); encFilter.MessageEnd();
if (test != "EncryptXorDigest") if (test != "EncryptXorDigest")
@ -530,8 +544,8 @@ void TestSymmetricCipher(TestData &v, const NameValuePairs &overrideParameters)
StreamTransformationFilter decFilter(*decryptor, new StringSink(decrypted), StreamTransformationFilter decFilter(*decryptor, new StringSink(decrypted),
static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme)); static_cast<BlockPaddingSchemeDef::BlockPaddingScheme>(paddingScheme));
StringStore cstore(encrypted); // StringStore cstore(encrypted);
RandomizedTransfer(cstore, decFilter, true); RandomizedTransfer(encrypted, decFilter, true);
decFilter.MessageEnd(); decFilter.MessageEnd();
if (decrypted != plaintext) if (decrypted != plaintext)