4 +int Chunk_bounds_check(Chunk *chunk, size_t start, size_t n)
6 + if (chunk == NULL) return 0;
8 + return start <= chunk->length && n <= chunk->length - start;
11 void Chunk_copy(Chunk *src, size_t src_start, Chunk *dst, size_t dst_start, size_t n)
13 if (!Chunk_bounds_check(src, src_start, n)) return;
16 memcpy(dst->data + dst_start, src->data + src_start, n);
19 -int Chunk_bounds_check(Chunk *chunk, size_t start, size_t n)
21 - if (chunk == NULL) return 0;
23 - return start <= chunk->length && n <= chunk->length - start;