SNAC(02,15)  CLI_GETxONLINExUSERxINFO 

Query user online info by screen name. Server should respond with SNAC(02,06).
Here is the table for request flags bitmask:

  0x00000001    User profile requested (tlv(1)/tlv(2))
  0x00000002    User away message requested (tlv(3)/tlv(4))
  0x00000004    User capability block requested (tlv(5))
  0x00000008    Certification info requested (tlv(1b) ?)

 00 02   word   SNAC family
 00 15   word   SNAC subtype
 00 00   word   SNAC flags
 xx xx xx xx   dword   SNAC request-id
 xx xx xx xx   dword   Request flags
 xx   byte   length of screen name
 xx ..   string   screen name

Example SNAC dump with flap header:

  2A 02 58 44 00 17 00 02 00 15 00 00 00 04 00 15  *.XD............
  00 00 00 01 08 73 6F 6D 65 6E 69 63 6B           .....somenick


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