// loop through the out_index to make sure we don't go too far
for (size_t out_index=0; out_index < max_len-2; out_index++) {
// set character
- sprintf(tmp++, "%u", data[in_index]);
+ sprintf(tmp++, "%u", (unsigned int) data[in_index]);
// check if a line break is needed and we have room to print it in our array
if ( (breaks > 0) && !((in_index+1) % breaks) && (out_index+1 != max_len) ) {
// increment and print line break