Blob
1 int Chunk_bounds_check(Chunk *chunk, size_t start, size_t n)2 {3 if (chunk == NULL) return 0;5 return start <= chunk->length && n <= chunk->length - start;6 }8 void Chunk_copy(Chunk *src, size_t src_start, Chunk *dst, size_t dst_start, size_t n)9 {10 if (!Chunk_bounds_check(src, src_start, n)) return;11 if (!Chunk_bounds_check(dst, dst_start, n)) return;13 memcpy(dst->data + dst_start, src->data + src_start, n);14 }