CVS: rdesktop/doc rdpsnd.txt,1.1,1.2

Update of /cvsroot/rdesktop/rdesktop/doc
In directory sc8-pr-cvs9.sourceforge.net:/tmp/cvs-serv28720/doc

Modified Files:
	rdpsnd.txt 
Log Message:
Add new information discovered by examining Microsoft's client.


Index: rdpsnd.txt
===================================================================
RCS file: /cvsroot/rdesktop/rdesktop/doc/rdpsnd.txt,v
retrieving revision 1.1
retrieving revision 1.2
diff -C2 -d -r1.1 -r1.2
*** rdpsnd.txt	6 Dec 2006 12:57:24 -0000	1.1
--- rdpsnd.txt	2 Jan 2007 11:44:21 -0000	1.2
***************
*** 152,156 ****
  
  Sent by the server to the client to determine transport latency.
! Response is identical to the request (including an unmodified tick).
  
   0                   1                   2                   3   
--- 152,157 ----
  
  Sent by the server to the client to determine transport latency.
! The client must respond by echoing the first four bytes of this
! packet.
  
   0                   1                   2                   3   
***************
*** 198,202 ****
  |            UDP port           |         Format count          |
  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
! |     Pad1    |              Version            |      Pad2     |
  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  |                              ...                              |
--- 199,203 ----
  |            UDP port           |         Format count          |
  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
! | Initial idx |              Version            |    Padding    |
  +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
  |                              ...                              |
***************
*** 219,223 ****
      Flags for client capabilities. Data not valid when from server.
  
!         0000 0001   Do UDP song and dance (details unknown).
  
  Left channel
--- 220,229 ----
      Flags for client capabilities. Data not valid when from server.
  
!         0000 0001   Do UDP song and dance (details unknown). Must be
!                     set for sound to work.
!         0000 0002   Volume control support. Indicates that volume
!                     fields are valid and that the client understands
!                     RDPSND_SET_VOLUME.
!         0000 0004   Pitch field is valid.
  
  Left channel
***************
*** 241,248 ****
      Number of format structures following the header.
  
! Pad1
  
!     Usage not known. Offset 26 in secret protocol. Data not valid
!     when from client.
  
  Version
--- 247,254 ----
      Number of format structures following the header.
  
! Initial index
  
!     Initial packet index. The first RDPSND_WRITE will have a packet
!     index one larger than this value. Data not valid when from client.
  
  Version
***************
*** 250,257 ****
      Software version. Server (XP & 2K3) sets this to 5.
  
! Pad2
  
!     Usage not known. Data not valid when from server, nor from
!     client.
  
  Format tag
--- 256,262 ----
      Software version. Server (XP & 2K3) sets this to 5.
  
! Padding
  
!     Unused.
  
  Format tag


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