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| author | kcwu <kcwu@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2006-04-08 22:21:52 +0800 |
|---|---|---|
| committer | kcwu <kcwu@63ad8ddf-47c3-0310-b6dd-a9e9d9715204> | 2006-04-08 22:21:52 +0800 |
| commit | b7bfd46deceab251fac6204c9ad74327de15ec8b (patch) | |
| tree | 90199290146b890aa7d5ae45f89ba19c553cd083 /mbbsd | |
| parent | 34953aa4ec4100d0bfc840c99cc91f5e30ba0252 (diff) | |
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prevent board master use gamble race condition to earn illegal money.
git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@3335 63ad8ddf-47c3-0310-b6dd-a9e9d9715204
Diffstat (limited to 'mbbsd')
| -rw-r--r-- | mbbsd/bbs.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/mbbsd/bbs.c b/mbbsd/bbs.c index 6b0c0f96..0f6141f9 100644 --- a/mbbsd/bbs.c +++ b/mbbsd/bbs.c @@ -1680,6 +1680,7 @@ hold_gamble(void) { char fn_ticket[128], fn_ticket_end[128], genbuf[128], msg[256] = "", yn[10] = ""; + char tmp[128]; boardheader_t *bp = getbcache(currbid); int i; FILE *fp = NULL; @@ -1736,11 +1737,11 @@ hold_gamble(void) clear(); showtitle("舉辦賭盤", BBSNAME); - setbfile(genbuf, currboard, FN_TICKET_ITEMS); + setbfile(tmp, currboard, FN_TICKET_ITEMS ".tmp"); //sprintf(genbuf, "%s/" FN_TICKET_ITEMS, direct); - if (!(fp = fopen(genbuf, "w"))) + if (!(fp = fopen(tmp, "w"))) return FULLUPDATE; do { getdata(2, 0, "輸入彩票價格 (價格:10-10000):", yn, 6, LCECHO); @@ -1778,6 +1779,11 @@ hold_gamble(void) setbfile(genbuf, currboard, FN_TICKET_USER); unlink(genbuf); // Ptt: 防堵利用不同id同時舉辦賭場 + setbfile(genbuf, currboard, FN_TICKET_ITEMS); + setbfile(tmp, currboard, FN_TICKET_ITEMS ".tmp"); + if(!dashf(fn_ticket)) + Rename(tmp, genbuf); + snprintf(genbuf, sizeof(genbuf), "[公告] %s 板 開始賭博!", currboard); post_msg(currboard, genbuf, msg, cuser.userid); post_msg("Record", genbuf + 7, msg, "[馬路探子]"); |