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add comment re: stream format non-change for utf-8

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This commit is contained in:
ehouse 2009-09-05 13:14:42 +00:00
parent 615603b66b
commit e8825e119c
1 changed files with 7 additions and 4 deletions
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11
xwords4/common/dictnry.c
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@ -242,10 +242,6 @@ dict_writeToStream( const DictionaryCtxt* dict, XWStreamCtxt* stream )
XP_U16 ii, nSpecials;
XP_U16 maxCountBits, maxValueBits;
/* Need to keep format identical for non-utf so new versions can play
against old using non-UTF8 dicts. The old ones won't even recognize
UTF8 dicts as dicts, so there shouldn't be any attempts to connect with
them having one open. */
stream_putBits( stream, 6, dict->nFaces );
for ( ii = 0; ii < dict->nFaces*2; ii+=2 ) {
@ -273,6 +269,13 @@ dict_writeToStream( const DictionaryCtxt* dict, XWStreamCtxt* stream )
stream_putBits( stream, maxValueBits, dict->countsAndValues[ii+1] );
}
/* Stream format of the faces is unchanged: chars run together, which
* happens to equal utf-8 for ascii. But now there may be more than one
* byte per face. Old code assumes that, but compatibility is ensured by
* the caller which will not accept an incoming message if the version's
* too new. And utf-8 dicts are flagged as newer by the sender.
*/
XP_UCHAR buf[64];
XP_U16 nBytes = sizeof(buf);
ucharsToNarrow( dict, buf, &nBytes );