1package eu.siacs.conversations.entities;
 2
 3import java.util.Arrays;
 4import java.util.List;
 5
 6public interface Transferable {
 7
 8    List<String> VALID_IMAGE_EXTENSIONS = Arrays.asList("webp", "jpeg", "jpg", "png", "jpe");
 9    List<String> VALID_CRYPTO_EXTENSIONS = Arrays.asList("pgp", "gpg");
10
11    int GCM_AUTHENTICATION_TAG_LENGTH = 16;
12
13    int STATUS_UNKNOWN = 0x200;
14    int STATUS_CHECKING = 0x201;
15    int STATUS_FAILED = 0x202;
16    int STATUS_OFFER = 0x203;
17    int STATUS_DOWNLOADING = 0x204;
18    int STATUS_OFFER_CHECK_FILESIZE = 0x206;
19    int STATUS_UPLOADING = 0x207;
20    int STATUS_CANCELLED = 0x208;
21
22    boolean start();
23
24    int getStatus();
25
26    Long getFileSize();
27
28    int getProgress();
29
30    void cancel();
31}