- minor improvements

src/libs/ice/ICEByteBuffer.cpp

@@ -126,13 +126,18 @@ std::string ByteBuffer::comment()
 }
 
 std::string ByteBuffer::hexstring()
+{
+    return toHex(mDataPtr, mDataSize);
+}
+
+std::string ByteBuffer::toHex(const void* bytes, size_t len)
 {
     std::string result;
-    result.resize(mDataSize * 2, (char)0xCC);
-    for (std::vector<uint8_t>::size_type index = 0; index < mDataSize; index++)
+    result.resize(len * 2, (char)0xCC);
+    for (std::vector<uint8_t>::size_type index = 0; index < len; index++)
     {
         char value[3];
-        sprintf(value, "%02X", (unsigned char)mDataPtr[index]);
+        sprintf(value, "%02X", (unsigned char)((const unsigned char*)bytes)[index]);
         result[index*2] = value[0];
         result[index*2+1] = value[1];
     }

src/libs/ice/ICEByteBuffer.h

@@ -47,7 +47,9 @@ namespace ice
     void          setComment(std::string comment);
     std::string   comment();
     std::string   hexstring();
-    
+
+    static std::string toHex(const void* bytes, size_t len);
+
     void          reserve(size_t capacity);
     void          insertTurnPrefix(unsigned short prefix);
     void          truncate(size_t newsize);