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| author | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2012-02-26 14:09:17 +0800 |
|---|---|---|
| committer | piaip <piaip@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2012-02-26 14:09:17 +0800 |
| commit | 9c09a82a72f1ae273b25a8cb712ba601e248934a (patch) | |
| tree | 93cd6e8156f03872399590125de0c6fbe2c21f84 | |
| parent | d733bbde161f4ff4201ce681d4440edebbd1624a (diff) | |
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Add def to prevent malicious hidden text.
git-svn-id: http://opensvn.csie.org/pttbbs/trunk@5572 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
| -rw-r--r-- | pttbbs/mbbsd/pfterm.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/pttbbs/mbbsd/pfterm.c b/pttbbs/mbbsd/pfterm.c index 849ba49a..f4d95c05 100644 --- a/pttbbs/mbbsd/pfterm.c +++ b/pttbbs/mbbsd/pfterm.c @@ -1310,14 +1310,19 @@ outc(unsigned char c) else // normal characters { assert (ft.x >= 0 && ft.x < ft.cols); - - // normal characters - FTC = c; +#ifdef PFTERM_DISABLE_HIDDEN_MESSAGE + if (FTATTR_GETFG(ft.attr) == FTATTR_GETBG(ft.attr) && + (ft.attr & ~(FTATTR_FGMASK | FTATTR_BGMASK)) == 0) + c = ' '; +#endif #ifdef FTATTR_TRANSPARENT if (ft.attr != FTATTR_TRANSPARENT) #endif // FTATTR_TRANSPARENT FTA = ft.attr; + // normal characters + FTC = c; + ft.x++; // XXX allow x == ft.cols? if (ft.x >= ft.cols) |