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qpdf/libtests/md5.cc

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#include <qpdf/MD5.hh>
#include <qpdf/Pl_MD5.hh>
#include <qpdf/Pl_Discard.hh>
#include <qpdf/QUtil.hh>
#include <iostream>
#include <stdio.h>
static void test_string(char const* str)
{
MD5 a;
a.encodeString(str);
a.print();
}
int main(int, char*[])
{
test_string("");
test_string("a");
test_string("abc");
test_string("message digest");
test_string("abcdefghijklmnopqrstuvwxyz");
test_string("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghi"
"jklmnopqrstuvwxyz0123456789");
test_string("1234567890123456789012345678901234567890"
"1234567890123456789012345678901234567890");
MD5 a;
a.encodeFile("md5.in");
std::cout << a.unparse() << std::endl;
MD5 b;
b.encodeFile("md5.in", 100);
std::cout << b.unparse() << std::endl;
std::cout
<< MD5::checkDataChecksum("900150983cd24fb0d6963f7d28e17f72", "abc", 3)
<< std::endl
<< MD5::checkFileChecksum("5f4b4321873433daae578f85c72f9e74", "md5.in")
<< std::endl
<< MD5::checkFileChecksum("6f4b4321873433daae578f85c72f9e74", "md5.in")
<< std::endl
<< MD5::checkDataChecksum("000150983cd24fb0d6963f7d28e17f72", "abc", 3)
<< std::endl
<< MD5::checkFileChecksum("6f4b4321873433daae578f85c72f9e74", "glerbl")
<< std::endl;
Pl_Discard d;
Pl_MD5 p("MD5", &d);
for (int i = 0; i < 2; ++i)
{
FILE* f = QUtil::safe_fopen("md5.in", "rb");
// buffer size < size of md5.in
unsigned char buf[50];
bool done = false;
while (! done)
{
size_t len = fread(buf, 1, sizeof(buf), f);
if (len <= 0)
{
done = true;
}
else
{
p.write(buf, len);
}
}
fclose(f);
p.finish();
std::cout << p.getHexDigest() << std::endl;
}
return 0;
}