strip IAC char in user's nick

git-svn-id: http://opensvn.csie.org/pttbbs/trunk/pttbbs@2254 63ad8ddf-47c3-0310-b6dd-a9e9d9715204

2 files changed, 14 insertions, 0 deletions

diff --git a/mbbsd/io.c b/mbbsd/io.c
index 4b324b8c..57d639c2 100644
--- a/mbbsd/io.c
+++ b/mbbsd/io.c
@@ -484,6 +484,19 @@ strip_ansi(char *buf, char *str, int mode)
      * (buf) *buf = '\0'; return count; */
 }
 
+void
+strip_iac(unsigned char *str, int maxlen)
+{
+    int i,len=0;
+    
+    for(i=0;i<maxlen && str[i]; i++)
+	if(str[i]!=255) {
+	    str[len++]=str[i];
+	}
+    if(len<maxlen)
+	str[len]='\0';
+}
+
 int
 oldgetdata(int line, int col, char *prompt, char *buf, int len, int echo)
 {
diff --git a/mbbsd/mbbsd.c b/mbbsd/mbbsd.c
index 611d603b..101299c9 100644
--- a/mbbsd/mbbsd.c
+++ b/mbbsd/mbbsd.c
@@ -734,6 +734,7 @@ setup_utmp(int mode)
     strlcpy(uinfo.userid, cuser.userid, sizeof(uinfo.userid));
     //strlcpy(uinfo.realname, cuser.realname, sizeof(uinfo.realname));
     strlcpy(uinfo.username, cuser.username, sizeof(uinfo.username));
+    strip_iac(uinfo.username, sizeof(uinfo.username));
     strlcpy(uinfo.from, fromhost, sizeof(uinfo.from));
     uinfo.five_win = cuser.five_win;
     uinfo.five_lose = cuser.five_lose;