GopherProxy

	harden ii a bit - ii - irc it, simple FIFO based irc client
	git clone git://git.suckless.org/ii
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	---
	commit 7e890e305dcdf52f6887f966bee86cc18fc41251
	parent e1af846735f8a7ff7acfd9ddacb7cfd8e494a998
	Author: [email protected] <unknown>
	Date: Thu, 1 Feb 2007 11:21:52 +0100

	harden ii a bit
	Diffstat:
	M ii.c \| 22 ++++++++++++++--------

	1 file changed, 14 insertions(+), 8 deletions(-)
	---
	diff --git a/ii.c b/ii.c
	@@ -231,6 +231,7 @@ static void proc_channels_input(Channel c, char buf) {
	proc_channels_privmsg(c->name, buf);
	return;
	}
	+ message[0] = '\0';
	switch (buf[1]) {
	case 'j':
	p = strchr(&buf[3], ' ');
	@@ -248,24 +249,28 @@ static void proc_channels_input(Channel c, char buf) {
	}
	break;
	case 't':
	- snprintf(message, PIPE_BUF, "TOPIC %s :%s\r\n", c->nam…
	+ if(strlen(buf)>=3) snprintf(message, PIPE_BUF, "TOPIC …
	break;
	case 'a':
	- snprintf(message, PIPE_BUF, "-!- %s is away \"%s\"", n…
	- print_out(c->name, message);
	- if(buf[2] == 0)
	+ if(strlen(buf)>=3){
	+ snprintf(message, PIPE_BUF, "-!- %s is away \"…
	+ print_out(c->name, message);
	+ }
	+ if(buf[2] == 0 \|\| strlen(buf)<3) /* or used to make el…
	snprintf(message, PIPE_BUF, "AWAY\r\n");
	else
	snprintf(message, PIPE_BUF, "AWAY :%s\r\n", &b…
	break;
	case 'n':
	- snprintf(nick, sizeof(nick),"%s", &buf[3]);
	- snprintf(message, PIPE_BUF, "NICK %s\r\n", &buf[3]);
	+ if(strlen(buf)>=3){
	+ snprintf(nick, sizeof(nick),"%s", &buf[3]);
	+ snprintf(message, PIPE_BUF, "NICK %s\r\n", &bu…
	+ }
	break;
	case 'l':
	if(c->name[0] == 0)
	return;
	- if(buf[2] == ' ')
	+ if(buf[2] == ' ' && strlen(buf)>=3)
	snprintf(message, PIPE_BUF, "PART %s :%s\r\n",…
	else
	snprintf(message, PIPE_BUF,
	@@ -281,7 +286,8 @@ static void proc_channels_input(Channel c, char buf) {
	snprintf(message, PIPE_BUF, "%s\r\n", &buf[1]);
	break;
	}
	- write(irc, message, strlen(message));
	+ if (message[0] != '\0')
	+ write(irc, message, strlen(message));
	}

	static void proc_server_cmd(char *buf) {