Files with a size that is an exact multiple of 9500KB are treated as if they had one more chunk when generating the hashset-md4 (9500KB -> 2 chunks, 19000KB -> 3 chunks and so forth)
As this seems to cause incompatibility, I looked at the hashes created by different clients and utilities:
~1 Chunk:
Code: Select all
"bug1-9500KB-1.avi", 9.727.999 bytes
| edonkey v61 : 431379dbd2cb7f3128f22527b391f5b6
| emule 0.41a.10 : 431379DBD2CB7F3128F22527B391F5B6
| emule+ v1 i : 431379DBD2CB7F3128F22527B391F5B6
| ed/ov v48.1 : 431379dbd2cb7f3128f22527b391f5b6
| overnet v50.1 : 431379dbd2cb7f3128f22527b391f5b6
| shareaza 1.8 : 431379dbd2cb7f3128f22527b391f5b6
+
| AoM 0.2.2.80 : 431379DBD2CB7F3128F22527B391F5B6
| AoM 0.3.2.160 : 01c0672f4bb6d7bbd9519c9e839dc6e4 (!)
| HashCalc : 431379dbd2cb7f3128f22527b391f5b6
| ed2k_hash (0.3): 431379dbd2cb7f3128f22527b391f5b6
| ed2khash (0.1): 431379dbd2cb7f3128f22527b391f5b6
| BitCollider : 431379dbd2cb7f3128f22527b391f5b6
"bug1-9500KB.avi", 9.728.000 bytes
| edonkey v61 : d9597128599f247baad490949615714a
| emule 0.41a.10 : D9597128599F247BAAD490949615714A
| emule+ v1 i : D9597128599F247BAAD490949615714A
| ed/ov v48.1 : d9597128599f247baad490949615714a
| overnet v50.1 : 9697b5294681f8fcdf9b962d94991075
| shareaza 1.8 : 9697b5294681f8fcdf9b962d94991075
+
| AoM 0.2.2.80 : 9697B5294681F8FCDF9B962D94991075
| AoM 0.3.2.160 : 6d6155c880c27e302425b67c002bc778 (!)
| HashCalc : 9697b5294681f8fcdf9b962d94991075
| ed2k_hash (0.3): (error)
| ed2khash (0.1): d9597128599f247baad490949615714a
| BitCollider : 9697b5294681f8fcdf9b962d94991075
"bug1-9500KB+1.avi", 9.728.001 bytes
| edonkey v61 : 715ec2ce751ab9309145640faed2b087
| emule 0.41a.10 : 715EC2CE751AB9309145640FAED2B087
| emule+ v1 i : 715EC2CE751AB9309145640FAED2B087
| ed/ov v48.1 : 715ec2ce751ab9309145640faed2b087
| overnet v50.1 : 715ec2ce751ab9309145640faed2b087
| shareaza 1.8 : 715ec2ce751ab9309145640faed2b087
+
| AoM 0.2.2.80 : 715EC2CE751AB9309145640FAED2B087
| AoM 0.3.2.160 : 715ec2ce751ab9309145640faed2b087
| HashCalc : 715ec2ce751ab9309145640faed2b087
| ed2k_hash (0.3): 715ec2ce751ab9309145640faed2b087
| ed2khash (0.1): 715ec2ce751ab9309145640faed2b087
| BitCollider : 715ec2ce751ab9309145640faed2b087
Code: Select all
"bug2-19000KB-1.avi", 19.455.999 bytes
| edonkey v61 : c5c7e280b4e9c35dc9df95f842654fb6
| emule 0.41a.10 : C5C7E280B4E9C35DC9DF95F842654FB6
| emule+ v1 i : C5C7E280B4E9C35DC9DF95F842654FB6
| ed/ov v48.1 : c5c7e280b4e9c35dc9df95f842654fb6
| overnet v50.1 : c5c7e280b4e9c35dc9df95f842654fb6
| shareaza 1.8 : c5c7e280b4e9c35dc9df95f842654fb6
+
| AoM 0.2.2.80 : C5C7E280B4E9C35DC9DF95F842654FB6
| AoM 0.3.2.160 : c5c7e280b4e9c35dc9df95f842654fb6
| HashCalc : c5c7e280b4e9c35dc9df95f842654fb6
| ed2k_hash (0.3): c5c7e280b4e9c35dc9df95f842654fb6
| ed2khash (0.1): c5c7e280b4e9c35dc9df95f842654fb6
| BitCollider : c5c7e280b4e9c35dc9df95f842654fb6
"bug2-19000KB.avi", 19.456.000 bytes
| edonkey v61 : 8c5c92e3f356c0d7813ab791e4e60236
| emule 0.41a.10 : 8C5C92E3F356C0D7813AB791E4E60236
| emule+ v1 i : 8C5C92E3F356C0D7813AB791E4E60236
| ed/ov v48.1 : 8c5c92e3f356c0d7813ab791e4e60236
| overnet v50.1 : f35f6333c234e7e99331039ae6a06979
| shareaza 1.8 : f35f6333c234e7e99331039ae6a06979
+
| AoM 0.2.2.80 : F35F6333C234E7E99331039AE6A06979
| AoM 0.3.2.160 : f35f6333c234e7e99331039ae6a06979
| HashCalc : f35f6333c234e7e99331039ae6a06979
| ed2k_hash (0.3): (error)
| ed2khash (0.1): 8c5c92e3f356c0d7813ab791e4e60236
| BitCollider : f35f6333c234e7e99331039ae6a06979
"bug2-19000KB+1.avi", 19.456.001 bytes
| edonkey v61 : fc6ce6fa3472e119cde592893180c74b
| emule 0.41a.10 : FC6CE6FA3472E119CDE592893180C74B
| emule+ v1 i : FC6CE6FA3472E119CDE592893180C74B
| ed/ov v48.1 : fc6ce6fa3472e119cde592893180c74b
| overnet v50.1 : fc6ce6fa3472e119cde592893180c74b
| shareaza 1.8 : fc6ce6fa3472e119cde592893180c74b
+
| AoM 0.2.2.80 : FC6CE6FA3472E119CDE592893180C74B
| AoM 0.3.2.160 : fc6ce6fa3472e119cde592893180c74b
| HashCalc : fc6ce6fa3472e119cde592893180c74b
| ed2k_hash (0.3): fc6ce6fa3472e119cde592893180c74b
| ed2khash (0.1): fc6ce6fa3472e119cde592893180c74b
| BitCollider : fc6ce6fa3472e119cde592893180c74b
However, as emule outnumbers all the other clients, it isn't that easy to just decide that "they are wrong" and use only the "correct" hashes for AoM...
However, it might be good to focus on the hashing-bug in AoM first*...
*) Random guess: Files <= 9500KB don't hash correctly