Wolfpack (Ultima Online server)

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====== UO Protocol 0xAD ======

Unicode speech request (variable # of bytes)

Clients send this packet when talking.

<code>
Offset Type     Name             Description
------ -------- ---------------- ------------------------------
 0000  BYTE     cmd
 0001  USHORT   size             the packetsize
 0003  BYTE     mode             speech mode (see below)
 0004  USHORT   hue
 0006  USHORT   font             font number
 0006  CHAR[4]  language         preferred language
       BYTE[]   KeywordInfo      present if (mode & 0xC0)
       UNI[]    Text             0x00 terminated
</code>

[[Speech]] mode / Speech types

    0x00 - Regular
    0x01 - Broadcast
    0x02 - Emote
    0x06 - System
    0x07 - Message
    0x08 - Whisper
    0x09 - Yell
    The flag 0xC0 is included if the message contains keyword information 

Keyword Info

This is an array of 12-bit integers padded into a byte array. The first 12-bit integer contains the number of keywords in the array.

<code>
nrKeywords = (KeywordInfo[0] << 4) + (KeywordInfo[1] >> 4);
keyword1 = ((KeywordInfo[1] % 0x10) << 8) + KeywordInfo[2];
keyword2 = (KeywordInfo[3] << 8) + (KeywordInfo[4] >> 4);
keyword3 = ((KeywordInfo[4] % 0x10) << 8) + KeywordInfo[5];
</code>

and so on...

Wolfpack (Ultima Online server)

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