128   char* buf;  member in SparseFileBufSource
133     if (buf < buf_start) return -EOVERFLOW;  in AccessOkay()
134     if (buf >= buf_end) return -EOVERFLOW;  in AccessOkay()
135     if (len > buf_end - buf) return -EOVERFLOW;  in AccessOkay()
141   SparseFileBufSource(char* buf, uint64_t len) {  in SparseFileBufSource()  argument
142     this->buf = buf;  in SparseFileBufSource()
144     this->buf_start = buf;  in SparseFileBufSource()
145     this->buf_end = buf + len;  in SparseFileBufSource()
154     buf += off;  in Seek()
162     buf = buf_start;  in Rewind()
172     return sparse_file_add_data(s, buf, len, block);  in AddToSparseFile()
180     memcpy(ptr, buf, len);  in ReadValue()
181     buf += len;  in ReadValue()
191     *crc32 = sparse_crc32(*crc32, buf, len);  in GetCrc32()
192     buf += len;  in GetCrc32()
460 static int do_sparse_file_read_normal(struct sparse_file* s, int fd, uint32_t* buf, int64_t offset,  in do_sparse_file_read_normal()  argument
468   if (!buf) {  in do_sparse_file_read_normal()
474     ret = read_all(fd, buf, to_read);  in do_sparse_file_read_normal()
483         if (buf[0] != buf[i]) {  in do_sparse_file_read_normal()
494       sparse_file_add_fill(s, buf[0], to_read, block);  in do_sparse_file_read_normal()
509   uint32_t* buf = (uint32_t*)malloc(s->block_size);  in sparse_file_read_normal()  local
511   if (!buf)  in sparse_file_read_normal()
514   ret = do_sparse_file_read_normal(s, fd, buf, 0, s->len);  in sparse_file_read_normal()
515   free(buf);  in sparse_file_read_normal()
522   uint32_t* buf = (uint32_t*)malloc(s->block_size);  in sparse_file_read_hole()  local
526   if (!buf) {  in sparse_file_read_hole()
538       free(buf);  in sparse_file_read_hole()
547       free(buf);  in sparse_file_read_hole()
555       free(buf);  in sparse_file_read_hole()
559     ret = do_sparse_file_read_normal(s, fd, buf, start, end - start);  in sparse_file_read_hole()
561       free(buf);  in sparse_file_read_hole()
566   free(buf);  in sparse_file_read_hole()
663 struct sparse_file* sparse_file_import_buf(char* buf, size_t len, bool verbose, bool crc) {  in sparse_file_import_buf()  argument
664   SparseFileBufSource source(buf, len);  in sparse_file_import_buf()