60 static int checksum_sparse(struct file_buffer *file_buffer)  in checksum_sparse()  argument
62 	unsigned char *b = (unsigned char *) file_buffer->data;  in checksum_sparse()
64 	int bytes = file_buffer->size, sparse = TRUE, value;  in checksum_sparse()
75 	file_buffer->checksum = chksum;  in checksum_sparse()
100 static struct file_buffer *get_fragment(struct fragment *fragment,  in get_fragment()
104 	struct file_buffer *buffer, *compressed_buffer;  in get_fragment()
219 struct file_buffer *get_fragment_cksum(struct file_info *file,  in get_fragment_cksum()
222 	struct file_buffer *frag_buffer;  in get_fragment_cksum()
274 		struct file_buffer *file_buffer = queue_get(to_process_frag);  in frag_thrd()  local
275 		struct file_buffer *buffer;  in frag_thrd()
276 		int sparse = checksum_sparse(file_buffer);  in frag_thrd()
284 			file_buffer->c_byte = 0;  in frag_thrd()
285 			file_buffer->fragment = FALSE;  in frag_thrd()
287 			file_buffer->c_byte = file_buffer->size;  in frag_thrd()
304 		if(file_buffer->file_size != file_buffer->size) {  in frag_thrd()
305 			seq_queue_put(to_main, file_buffer);  in frag_thrd()
309 		file_size = file_buffer->file_size;  in frag_thrd()
315 		file_buffer->dupl_start = dupl_ptr;  in frag_thrd()
316 		file_buffer->duplicate = FALSE;  in frag_thrd()
340 				if(checksum != file_buffer->checksum) {  in frag_thrd()
344 			} else if(checksum == file_buffer->checksum)  in frag_thrd()
350 			res = memcmp(file_buffer->data, buffer->data +  in frag_thrd()
354 				struct file_buffer *dup = malloc(sizeof(*dup));  in frag_thrd()
357 				memcpy(dup, file_buffer, sizeof(*dup));  in frag_thrd()
358 				cache_block_put(file_buffer);  in frag_thrd()
361 				file_buffer = dup;  in frag_thrd()
366 		seq_queue_put(to_main, file_buffer);  in frag_thrd()