7.5 KiB
Introduction
SYN
is a command introduced with MSNP2
It is a Notification Server command, without a request or response payload.
Synchronizes user options and every contact list.
This command can only be sent once. Any further uses of this command in the same session is Undefined Behaviour.
Client/Request
SYN TrID list-version {settings-version}
Where list-version
is the last saved List Version this client remembers.
If the client doesn't remember any information, this is 0
.
With MSNP10 and ABCHMigrated: 1
,
this is changed from a numerical value to a timestamp.
Where settings-version
is the last saved Settings Version this client remembers.
If the client doesn't remember any settings, this is set to 0
.
Added since MSNP10.
With ABCHMigrated: 1
, this is changed from a numerical value to a timestamp.
Server/Response
SYN TrID list-version {settings-version} {amount-of-users} {amount-of-groups}
Where list-version
is either the current or new List Version, depending if the client's
version of this parameter is the same as the one the server has.
With MSNP10 and ABCHMigrated: 1
,
this is changed from a numerical value to a timestamp.
Where settings-version
is either the current or new Settings Version,
depending if the client's version of this parameter is the same as the one the server has.
Added since MSNP10.
With ABCHMigrated: 1
, this is changed from a numerical value to a timetstamp.
Where amount-of-users
is the amount of unique LST responses
your client is going to have to expect. Added since MSNP8.
Where amount-of-groups
is the amount of LSG responses
your client is going to have to expect. Adec since MSNP8.
Examples
First generation
Used commands:
C: SYN 1 0
S: SYN 1 255
S: GTC 1 255 A
S: BLP 1 255 AL
S: LST 1 FL 255 1 1 anotheruser@hotmail.com another%20user
S: LST 1 AL 255 1 1 anotheruser@hotmail.com another%20user
S: LST 1 BL 255 0 0
S: LST 1 RL 255 1 1 anotheruser@hotmail.com another%20user
Second generation
Used commands:
C: SYN 2 0
S: SYN 2 255
S: GTC 2 255 A
S: BLP 2 255 AL
S: PRP 2 255 PHH 123%20(4567)
S: PRP 2 255 PHW
S: PRP 2 255 PHM
S: PRP 2 255 MOB N
S: PRP 2 255 MBE N
S: LST 2 FL 255 1 1 anotheruser@hotmail.com another%20user
S: BPR 255 anotheruser@hotmail.com PHH 1%20(222)%20333%204444
S: BPR 255 anotheruser@hotmail.com PHW
S: BPR 255 anotheruser@hotmail.com PHM
S: BPR 255 anotheruser@hotmail.com MOB N
S: LST 2 AL 255 1 1 anotheruser@hotmail.com another%20user
S: LST 2 BL 255 0 0
S: LST 2 RL 255 1 1 anotheruser@hotmail.com another%20user
Third generation
Only in MSNP7.
Used commands:
C: SYN 3 0
S: SYN 3 255
S: GTC 3 255 A
S: BLP 3 255 AL
S: PRP 3 255 PHH 123%20(4567)
S: PRP 3 255 PHW
S: PRP 3 255 PHM
S: PRP 3 255 MOB N
S: PRP 3 255 MBE N
S: LSG 3 255 1 2 0 Other%20Contacts 0
S: LSG 3 255 2 2 1 Friends 0
S: LST 3 FL 255 1 1 anotheruser@hotmail.com another%20user 0
S: BPR 255 anotheruser@hotmail.com PHH 1%20(222)%20333%204444
S: BPR 255 anotheruser@hotmail.com PHW
S: BPR 255 anotheruser@hotmail.com PHM
S: BPR 255 anotheruser@hotmail.com MOB N
S: LST 3 AL 255 1 1 anotheruser@hotmail.com another%20user
S: LST 3 BL 255 0 0
S: LST 3 RL 255 1 1 anotheruser@hotmail.com another%20user
No groups specified
This only happens if the only group is ~
,
and you set the client to sort by groups.
Used commands:
S: LSG 3 255 1 1 0 ~ 0
...
C: REG 4 0 Other%20Contacts 0
S: REG 4 256 0 Other%20Contacts 0
C: ADG 5 Coworkers 0
C: ADG 6 Friends 0
C: ADG 7 Family 0
S: ADG 5 257 1 Coworkers 0
S: ADG 6 258 2 Friends 0
S: ADG 7 259 3 Family 0
Fourth generation
Used commands:
C: SYN 8 0
S: SYN 8 255 1 2
S: GTC A
S: BLP AL
S: PRP PHH 123%20(4567)
S: LSG 0 Other%20Contacts 0
S: LSG 1 Friends 0
S: LST anotheruser@hotmail.com another%20user 11 0
S: BPR PHH 1%20(222)%20333%204444
No groups specified
This only happens if the only group is ~
,
and you set the client to sort by groups.
Used commands:
S: LSG 0 ~ 0
...
C: REG 9 0 Other%20Contacts 0
S: REG 9 256 0 Other%20Contacts 0
C: ADG 10 Coworkers 0
C: ADG 11 Friends 0
C: ADG 12 Family 0
S: ADG 10 257 1 Coworkers 0
S: ADG 11 258 2 Friends 0
S: ADG 12 259 3 Family 0
Fifth generation
Used commands:
Without GUIDs
Only with ABCHMigrated: 0
.
C: SYN 13 0 0
S: SYN 13 255 255 1 2
S: GTC A
S: BLP AL
S: PRP MFN example%20user
S: PRP PHH 123%20(4567)
S: LSG Other%20Contacts 0
S: LSG Friends 1
S: LST N=anotheruser@hotmail.com F=another%20user C=anotheruser@hotmail.com 11 0
S: BPR PHH 1%20(222)%20333%204444
With GUIDs
Only with ABCHMigrated: 1
.
C: SYN 14 0 0
S: SYN 14 2024-10-23T14:02:48.5360000-07:00 2024-10-23T14:02:48.5360000-07:00 1 2
S: GTC A
S: BLP AL
S: PRP MFN example%20user
S: PRP PHH 123%20(4567)
S: LSG Other%20Contacts d6deeacd-7849-4de4-93c5-d130915d0042
S: LSG Friends f60efbe7-94af-4b16-b926-e4e10878d32
S: LST N=anotheruser@hotmail.com F=another%20user C=c1f9a363-4ee9-4a33-a434-b056a4c55b98 11 d6deeacd-7849-4de4-93c5-d130915d0042
S: BPR PHH 1%20(222)%20333%204444
Sixth generation
Only in MSNP12.
C: SYN 15 0 0
S: SYN 15 2024-10-23T14:06:20.5360000-07:00 2024-10-23T14:02:48.5360000-07:00 1 2
S: GTC A
S: BLP AL
S: PRP MFN example%20user
S: PRP PHH 123%20(4567)
S: LSG Other%20Contacts d6deeacd-7849-4de4-93c5-d130915d0042
S: LSG Friends f60efbe7-94af-4b16-b926-e4e10878d32
S: LST N=anotheruser@hotmail.com F=another%20user C=c1f9a363-4ee9-4a33-a434-b056a4c55b98 11 1 d6deeacd-7849-4de4-93c5-d130915d0042
S: BPR PHH 1%20(222)%20333%204444
Removed
Since MSNP13.
C: SYN 16 0 0
Server disconnects client.
Known changes
- MSNP5: Added PRP and BPR support.
- MSNP7: Added LSG and groups support in LST.
- MSNP8: Unset properties are omitted, added new response parameters to replace LSG and LST iterator parameters. Transaction IDs and List Versions were removed from used commands.
- MSNP10: Added new parameters for the current settings version.
With
ABCHMigrated: 1
, the List Version and Settings Version are changed to ISO 8601 timestamps. - MSNP12: LST: Added support for Network IDs.
- MSNP13: Removed (automatic disconnection).
Use both the Address Book Service's
ABFindAll
and the Contact Sharing Service'sFindMembership
actions instead.