Halo Tag Size in C

gistfile1.c

// start with the largest possible size
uint32_t tagSize = (0x40440000 + header->metaSize) - tag.data;
for(uint32_t q=0;q<tagCount;q++) {

    // skip if the offset starts before the tag in question
    if(tags[q].data <= tag.data) continue;

    // skip when the offsets are the same
    if(tag.data == tags[q].data) continue;
    
    // skip when the offset is zero (BSP)
    if(tags[q].data == 0) continue;
    
    // if the difference between the offsets is smaller, keep the new smallest value
    if(tags[q].data - tag.data < tagSize) tagSize = tags[q].data - tag.data;
}