Fix warning about sprintf usage (KeyviDev#286)

remove methods in question that produce the warning instead of fixing, because it is not used anyway.

keyvi/3rdparty/misc/md5.h

@@ -34,6 +34,7 @@
 // The original md5 implementation avoids external libraries.
 // This version has dependency on stdio.h for file input and
 // string.h for memcpy.
+#include <stdint.h>
 #include <stdio.h>
 #include <string.h>
 
@@ -317,36 +318,11 @@ class MD5
     memset((POINTER)&context, 0, sizeof (context));
   }
 
-  /// Buffer must be 32+1 (nul) = 33 chars long at least
-  void writeToString()
-  {
-    int pos ;
-
-    for( pos = 0 ; pos < 16 ; pos++ )
-      sprintf( digestChars+(pos*2), "%02x", digestRaw[pos] ) ;
-  }
-
 
 public:
   // an MD5 digest is a 16-byte number (32 hex digits)
   BYTE digestRaw[ 16 ] ;
 
-  // This version of the digest is actually
-  // a "printf'd" version of the digest.
-  char digestChars[ 33 ] ;
-
-  // Digests a string and prints the result.
-  char* digestString( const char *string )
-  {
-    Init() ;
-    Update( (unsigned char*)string, strlen(string) ) ;
-    Final() ;
-
-    writeToString() ;
-
-    return digestChars ;
-  }
-
   uint64_t Hash( const char * string )
   {
     Init();

keyvi/tests/keyvi/dictionary/util/md5_test.cpp

@@ -23,34 +23,28 @@
  *      Author: hendrik
  */
 
+#include "md5.h"
 
 #include <boost/test/unit_test.hpp>
 
-#include "md5.h"
-
 namespace keyvi {
 namespace dictionary {
 namespace util {
 
-BOOST_AUTO_TEST_SUITE( MD5Tests )
+BOOST_AUTO_TEST_SUITE(MD5Tests)
 
-BOOST_AUTO_TEST_CASE( MD5HashTest ) {
+BOOST_AUTO_TEST_CASE(MD5HashTest) {
   misc::MD5 m = misc::MD5();
 
-  BOOST_CHECK_EQUAL(m.digestString("test"), "098f6bcd4621d373cade4e832627b4f6");
-
   BOOST_CHECK_EQUAL(14618207765679027446U, m.Hash("test"));
   BOOST_CHECK_EQUAL(13339385412431753948U, m.Hash("MYKEY"));
   BOOST_CHECK_EQUAL(16825458760271544958U, m.Hash(""));
   BOOST_CHECK_EQUAL(17513079290081602220U, m.Hash("LLLLLLLLLLLOOOOOOOOOOOONNNNNNNNNNNGGGGGGGGGG"));
   BOOST_CHECK_EQUAL(13356017483753479679U, m.Hash("-------------------------------------"));
 }
 
-
 BOOST_AUTO_TEST_SUITE_END()
 
 } /* namespace util */
 } /* namespace dictionary */
 } /* namespace keyvi */
-
-