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Some cleanups in quit message handling. Fixed a bug where a quit from a user

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that isn't in a channel with the client (god knows how *that* happens, but
someone reported the bug...) could crash the client, because a NULL pointer 
is passed to logmsg().  The bug didn't show under glibc because it handles
the NULL pointer OK.


git-svn-id: svn://svn.code.sf.net/p/bitchx/code/trunk@58 13b04d17-f746-0410-82c6-800466cd88b0
This commit is contained in:
Kevin Easton
2008-07-07 11:55:00 +00:00
parent 8eb0a4fb3d
commit 147ea72710
8 changed files with 72 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
Changelog
View File

@@ -1,5 +1,8 @@
[Changes 1.2c01 ]
* Some cleanups in quit message handling, fixed a bug where a quit from an
unexpected source could crash the client. (caf)
* Cleaned up the handling of channel mode changes a little, including fixing
buggy handling of certain key and limit mode changes. (caf)

4
include/misc.h
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@@ -67,8 +67,8 @@ extern LastMsg last_sent_ctcp[2];
void update_stats (int, char *, NickList *, ChannelList *, int);
int check_split (char *, char *, char *);
void update_stats (int, NickList *, ChannelList *, int);
int check_split (char *, char *);
void BX_userage (char *, char *);
void stats_k_grep_end (void);
char *stripansicodes (const unsigned char *);

2
include/names.h
View File

@@ -51,7 +51,7 @@ void list_channels (void);
void reconnect_all_channels (int);
void switch_channels (char, char *);
char *what_channel (char *, int);
char *walk_channels (char *, int, int);
ChannelList *walk_channels (char *, int, int);
char *real_channel (void);
void BX_rename_nick (char *, char *, int);
void update_channel_mode (char *, char *, int, char *, ChannelList *);

2
source/commands.c
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@@ -4008,7 +4008,7 @@ struct target_type target[4] =
if ((chan = lookup_channel(channel, from_server, 0)))
{
nick = find_nicklist_in_channellist(get_server_nickname(from_server), chan, 0);
update_stats((i == 1) ?PUBLIC_LIST : NOTICE_LIST, channel, nick, chan, 0);
update_stats((i == 1) ?PUBLIC_LIST : NOTICE_LIST, nick, chan, 0);
}
}
}

4
source/misc.c
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@@ -702,7 +702,7 @@ put_it("%s", convert_output_format(" %CIdle user check is %K[%R$0-%K]", "%s", n
}
void update_stats(int what, char *channel, NickList *nick, ChannelList *chan, int splitter)
void update_stats(int what, NickList *nick, ChannelList *chan, int splitter)
{
time_t this_time = now;
int t = 0;
@@ -1073,7 +1073,7 @@ unsigned char *newline;
}
int check_split(char *nick, char *reason, char *chan)
int check_split(char *nick, char *reason)
{
char *bogus = get_string_var(FAKE_SPLIT_PATS_VAR);
char *Reason;

19
source/names.c
View File

@@ -398,7 +398,7 @@ ChannelList *BX_add_to_channel(char *channel, char *nick, int server, int oper,
if (server1)
malloc_strcpy(&new->server, server1);
add_nicklist_to_channellist(new, chan);
update_stats(JOINLIST, chan->channel, new, chan, serv_split);
update_stats(JOINLIST, new, chan, serv_split);
}
malloc_strcpy(&new->host, userhost);
if (ischop > 0)
@@ -961,7 +961,7 @@ static void apply_channel_modes(char *from, char *mode_str,
ThisNick->flags &= ~NICK_HALFOP;
}
ThisNick = find_nicklist_in_channellist(from, channel, 0);
update_stats(add ? MODEHOPLIST: MODEDEHOPLIST, channel->channel, ThisNick, channel, splitter);
update_stats(add ? MODEHOPLIST: MODEDEHOPLIST, ThisNick, channel, splitter);
break;
case 'o':
{
@@ -975,7 +975,7 @@ static void apply_channel_modes(char *from, char *mode_str,
do_hook(CHANOP_LIST, "%s", channel->channel);
}
ThisNick = find_nicklist_in_channellist(from, channel, 0);
update_stats(add ? MODEOPLIST: MODEDEOPLIST, channel->channel, ThisNick, channel, splitter);
update_stats(add ? MODEOPLIST: MODEDEOPLIST, ThisNick, channel, splitter);
if ((ThisNick = find_nicklist_in_channellist(person, channel, 0)))
{
if (add)
@@ -1055,7 +1055,7 @@ static void apply_channel_modes(char *from, char *mode_str,
break;
ThisNick = find_nicklist_in_channellist(from, channel, 0);
update_stats(add?MODEBANLIST:MODEUNBANLIST, channel->channel, ThisNick, channel, splitter);
update_stats(add?MODEBANLIST:MODEUNBANLIST, ThisNick, channel, splitter);
if (add)
{
ThisNick = find_nicklist_in_channellist(person, channel, 0);
@@ -1089,7 +1089,7 @@ static void apply_channel_modes(char *from, char *mode_str,
break;
ThisNick = find_nicklist_in_channellist(from, channel, 0);
update_stats(add?MODEEBANLIST:MODEUNEBANLIST, channel->channel, ThisNick, channel, splitter);
update_stats(add?MODEEBANLIST:MODEUNEBANLIST, ThisNick, channel, splitter);
if (add)
{
ThisNick = find_nicklist_in_channellist(person, channel, 0);
@@ -1687,20 +1687,19 @@ char *what_channel(char *nick, int server)
return NULL;
}
char *walk_channels(char *nick, int init, int server)
ChannelList *walk_channels(char *nick, int init, int server)
{
static ChannelList *tmp = NULL;
if (init)
tmp = get_server_channels(server);
else if (tmp)
tmp = tmp->next;
for (;tmp ; tmp = tmp->next)
{
if ((tmp->server == from_server) &&
(find_nicklist_in_channellist(nick, tmp, 0)))
return (tmp->channel);
if (find_nicklist_in_channellist(nick, tmp, 0))
return tmp;
}
return NULL;
}

2
source/notice.c
View File

@@ -713,7 +713,7 @@ void parse_notice(char *from, char **Args)
type = NOTICE_LIST;
}
update_stats(NOTICELIST, to, nick, tmpc, 0);
update_stats(NOTICELIST, nick, tmpc, 0);
set_display_target(target, LOG_NOTICE);
doing_notice = 1;

96
source/parse.c
View File

@@ -354,7 +354,7 @@ ChannelList *tmp;
{ fake(); return; }
if ((tmp = lookup_channel(ArgList[0], from_server, CHAN_NOUNLINK)))
{
update_stats(TOPICLIST, tmp->channel, find_nicklist_in_channellist(from, tmp, 0), tmp, 0);
update_stats(TOPICLIST, find_nicklist_in_channellist(from, tmp, 0), tmp, 0);
if (tmp->topic_lock)
{
if (my_stricmp(from, get_server_nickname(from_server)))
@@ -561,7 +561,7 @@ static void p_privmsg(char *from, char **Args)
}
}
#endif
update_stats(PUBLICLIST, to, tmpnick, channel, 0);
update_stats(PUBLICLIST, tmpnick, channel, 0);
level = set_lastlog_msg_level(log_type);
com_do_log = 0;
@@ -708,67 +708,77 @@ static void p_privmsg(char *from, char **Args)
static void p_quit(char *from, char **ArgList)
{
int one_prints = 0;
char *chan = NULL;
char *Reason;
char *tmp = NULL;
ChannelList *tmpc;
char *reason;
char *chanlist = NULL;
ChannelList *chan;
int netsplit = 0;
int ignore;
PasteArgs(ArgList, 0);
if (ArgList[0])
{
Reason = ArgList[0];
netsplit = check_split(from, Reason, chan);
reason = ArgList[0];
netsplit = check_split(from, reason);
}
else
Reason = "?";
for (chan = walk_channels(from, 1, from_server); chan; chan = walk_channels(from, 0, -1))
reason = "?";
for (chan = walk_channels(from, 1, from_server); chan;
chan = walk_channels(from, 0, -1))
{
ignore = check_ignore(from, FromUserHost, chan, (netsplit?IGNORE_SPLITS:IGNORE_QUITS), NULL);
if ((tmpc = lookup_channel(chan, from_server, CHAN_NOUNLINK)))
{
update_stats(CHANNELSIGNOFFLIST, chan, find_nicklist_in_channellist(from, tmpc, 0), tmpc, netsplit);
update_stats(CHANNELSIGNOFFLIST,
find_nicklist_in_channellist(from, chan, 0), chan, netsplit);
#ifdef WANT_TCL
if (netsplit)
check_tcl_split(from, FromUserHost, from, chan);
else
check_tcl_sign(from, FromUserHost, from, chan, Reason);
#endif
if (!netsplit)
{
do_logchannel(LOG_PART, tmpc, "%s %s %s %s", from, FromUserHost, chan, Reason?Reason:empty_string);
check_channel_limit(tmpc);
}
}
if (tmp)
m_3cat(&tmp, ",", chan);
if (netsplit)
check_tcl_split(from, FromUserHost, from, chan->channel);
else
malloc_strcpy(&tmp, chan);
check_tcl_sign(from, FromUserHost, from, chan->channel, reason);
#endif
if (!netsplit)
{
do_logchannel(LOG_PART, chan, "%s %s %s %s", from, FromUserHost,
chan->channel, reason);
check_channel_limit(chan);
}
if (chanlist)
m_3cat(&chanlist, ",", chan->channel);
else
malloc_strcpy(&chanlist, chan->channel);
ignore = check_ignore(from, FromUserHost, chan->channel,
(netsplit?IGNORE_SPLITS:IGNORE_QUITS), NULL);
if (ignore != IGNORED)
{
set_display_target(chan, LOG_CRAP);
if (do_hook(CHANNEL_SIGNOFF_LIST, "%s %s %s", chan, from, Reason))
set_display_target(chan->channel, LOG_CRAP);
if (do_hook(CHANNEL_SIGNOFF_LIST, "%s %s %s", chan->channel,
from, reason))
one_prints = 1;
}
}
if (one_prints)
{
chan = what_channel(from, from_server);
ignore = check_ignore(from, FromUserHost, chan, (netsplit?IGNORE_SPLITS:IGNORE_QUITS), NULL);
set_display_target(chan, LOG_CRAP);
if ((ignore != IGNORED) && do_hook(SIGNOFF_LIST, "%s %s", from, Reason) && !netsplit)
put_it("%s",convert_output_format(fget_string_var(FORMAT_CHANNEL_SIGNOFF_FSET), "%s %s %s %s %s",update_clock(GET_TIME), from, FromUserHost, tmp, Reason));
char *channel = what_channel(from, from_server);
ignore = check_ignore(from, FromUserHost, channel,
(netsplit?IGNORE_SPLITS:IGNORE_QUITS), NULL);
set_display_target(channel, LOG_CRAP);
if ((ignore != IGNORED) && do_hook(SIGNOFF_LIST, "%s %s", from, reason)
&& !netsplit)
put_it("%s", convert_output_format(
fget_string_var(FORMAT_CHANNEL_SIGNOFF_FSET),
"%s %s %s %s %s", update_clock(GET_TIME), from, FromUserHost,
chanlist, reason));
}
logmsg(LOG_PART, from, 0, "%s %s", tmp, Reason?Reason:empty_string);
logmsg(LOG_PART, from, 0, "%s %s", chanlist ? chanlist : "<NONE>", reason);
check_orig_nick(from);
notify_mark(from, FromUserHost, 0, 0);
remove_from_channel(NULL, from, from_server, netsplit, Reason);
remove_from_channel(NULL, from, from_server, netsplit, reason);
update_all_status(current_window, NULL, 0);
new_free(&tmp);
new_free(&chanlist);
reset_display_target();
#ifdef GUI
gui_update_nicklist(NULL);
@@ -1583,7 +1593,7 @@ static void p_kick(char *from, char **ArgList)
set_display_target(channel, LOG_CRAP);
if (channel && who && chan)
{
update_stats(KICKLIST, channel, tmpnick, chan, 0);
update_stats(KICKLIST, tmpnick, chan, 0);
#ifdef WANT_TCL
check_tcl_kick(from, FromUserHost, from, channel, who, comment);
#endif
@@ -1692,7 +1702,7 @@ static void p_part(char *from, char **ArgList)
set_display_target(channel, LOG_CRAP);
if ((tmpc = lookup_channel(channel, from_server, CHAN_NOUNLINK)))
update_stats(LEAVELIST, channel, find_nicklist_in_channellist(from, tmpc, 0), tmpc, 0);
update_stats(LEAVELIST, find_nicklist_in_channellist(from, tmpc, 0), tmpc, 0);
if ((check_ignore(from, FromUserHost, channel, IGNORE_PARTS, NULL) != IGNORED) &&
do_hook(LEAVE_LIST, "%s %s %s %s", from, channel, FromUserHost, ArgList[1]?ArgList[1]:empty_string))